diff options
Diffstat (limited to 'drivers/char')
96 files changed, 3941 insertions, 5262 deletions
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index b391776e5bf3..204d53e506de 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -36,6 +36,23 @@ config VT If unsure, say Y, or else you won't be able to do much with your new shiny Linux system :-) +config VT_UNICODE + bool "Virtual console is Unicode by default" + depends on VT + default n + ---help--- + If you say Y here, the virtual terminal will be in UTF-8 by default, + and the keyboard will run in unicode mode. + + If you say N here, the virtual terminal will not be in UTF-8 by + default, and the keyboard will run in XLATE mode. + + This can also be changed by passing 'default_utf8=<0|1>' on the + kernel command line. + + Historically, the kernel has defaulted to non-UTF8 and XLATE mode. + If unsure, say N here. + config VT_CONSOLE bool "Support for console on virtual terminal" if EMBEDDED depends on VT @@ -568,8 +585,8 @@ config TIPAR config HVC_DRIVER bool help - Users of pSeries machines that want to utilize the hvc console front-end - module for their backend console driver should select this option. + Generic "hypervisor virtual console" infrastructure for various + hypervisors (pSeries, iSeries, Xen, lguest). It will automatically be selected if one of the back-end console drivers is selected. @@ -896,10 +913,6 @@ config GPIO_TB0219 depends on TANBAC_TB022X select GPIO_VR41XX -source "drivers/char/agp/Kconfig" - -source "drivers/char/drm/Kconfig" - source "drivers/char/pcmcia/Kconfig" config MWAVE diff --git a/drivers/char/agp/Kconfig b/drivers/char/agp/Kconfig index 713533d8a86e..f22c253bc09f 100644 --- a/drivers/char/agp/Kconfig +++ b/drivers/char/agp/Kconfig @@ -1,4 +1,4 @@ -config AGP +menuconfig AGP tristate "/dev/agpgart (AGP Support)" depends on ALPHA || IA64 || PARISC || PPC || X86 depends on PCI diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index 8955e7ff759a..b83824c41329 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -58,6 +58,9 @@ struct gatt_mask { * devices this will probably be ignored */ }; +#define AGP_PAGE_DESTROY_UNMAP 1 +#define AGP_PAGE_DESTROY_FREE 2 + struct aper_size_info_8 { int size; int num_entries; @@ -113,7 +116,7 @@ struct agp_bridge_driver { struct agp_memory *(*alloc_by_type) (size_t, int); void (*free_by_type)(struct agp_memory *); void *(*agp_alloc_page)(struct agp_bridge_data *); - void (*agp_destroy_page)(void *); + void (*agp_destroy_page)(void *, int flags); int (*agp_type_to_mask_type) (struct agp_bridge_data *, int); }; @@ -267,7 +270,7 @@ int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type); struct agp_memory *agp_generic_alloc_by_type(size_t page_count, int type); void agp_generic_free_by_type(struct agp_memory *curr); void *agp_generic_alloc_page(struct agp_bridge_data *bridge); -void agp_generic_destroy_page(void *addr); +void agp_generic_destroy_page(void *addr, int flags); void agp_free_key(int key); int agp_num_entries(void); u32 agp_collect_device_status(struct agp_bridge_data *bridge, u32 mode, u32 command); diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c index 4941ddb78939..aa5ddb716ffb 100644 --- a/drivers/char/agp/ali-agp.c +++ b/drivers/char/agp/ali-agp.c @@ -156,29 +156,34 @@ static void *m1541_alloc_page(struct agp_bridge_data *bridge) return addr; } -static void ali_destroy_page(void * addr) +static void ali_destroy_page(void * addr, int flags) { if (addr) { - global_cache_flush(); /* is this really needed? --hch */ - agp_generic_destroy_page(addr); - global_flush_tlb(); + if (flags & AGP_PAGE_DESTROY_UNMAP) { + global_cache_flush(); /* is this really needed? --hch */ + agp_generic_destroy_page(addr, flags); + global_flush_tlb(); + } else + agp_generic_destroy_page(addr, flags); } } -static void m1541_destroy_page(void * addr) +static void m1541_destroy_page(void * addr, int flags) { u32 temp; if (addr == NULL) return; - global_cache_flush(); + if (flags & AGP_PAGE_DESTROY_UNMAP) { + global_cache_flush(); - pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp); - pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, - (((temp & ALI_CACHE_FLUSH_ADDR_MASK) | - virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN)); - agp_generic_destroy_page(addr); + pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp); + pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, + (((temp & ALI_CACHE_FLUSH_ADDR_MASK) | + virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN)); + } + agp_generic_destroy_page(addr, flags); } diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c index f60bca70d1fb..1405a42585e1 100644 --- a/drivers/char/agp/amd-k7-agp.c +++ b/drivers/char/agp/amd-k7-agp.c @@ -100,21 +100,16 @@ static int amd_create_gatt_pages(int nr_tables) for (i = 0; i < nr_tables; i++) { entry = kzalloc(sizeof(struct amd_page_map), GFP_KERNEL); + tables[i] = entry; if (entry == NULL) { - while (i > 0) { - kfree(tables[i-1]); - i--; - } - kfree(tables); retval = -ENOMEM; break; } - tables[i] = entry; retval = amd_create_page_map(entry); if (retval != 0) break; } - amd_irongate_private.num_tables = nr_tables; + amd_irongate_private.num_tables = i; amd_irongate_private.gatt_pages = tables; if (retval != 0) diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c index 1b47c89a1b99..832ded20fe70 100644 --- a/drivers/char/agp/backend.c +++ b/drivers/char/agp/backend.c @@ -189,9 +189,11 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) err_out: if (bridge->driver->needs_scratch_page) { - bridge->driver->agp_destroy_page( - gart_to_virt(bridge->scratch_page_real)); + bridge->driver->agp_destroy_page(gart_to_virt(bridge->scratch_page_real), + AGP_PAGE_DESTROY_UNMAP); flush_agp_mappings(); + bridge->driver->agp_destroy_page(gart_to_virt(bridge->scratch_page_real), + AGP_PAGE_DESTROY_FREE); } if (got_gatt) bridge->driver->free_gatt_table(bridge); @@ -215,9 +217,11 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge) if (bridge->driver->agp_destroy_page && bridge->driver->needs_scratch_page) { - bridge->driver->agp_destroy_page( - gart_to_virt(bridge->scratch_page_real)); + bridge->driver->agp_destroy_page(gart_to_virt(bridge->scratch_page_real), + AGP_PAGE_DESTROY_UNMAP); flush_agp_mappings(); + bridge->driver->agp_destroy_page(gart_to_virt(bridge->scratch_page_real), + AGP_PAGE_DESTROY_FREE); } } diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c index 3db4f4076ed4..64b2f6d7059d 100644 --- a/drivers/char/agp/generic.c +++ b/drivers/char/agp/generic.c @@ -195,9 +195,12 @@ void agp_free_memory(struct agp_memory *curr) } if (curr->page_count != 0) { for (i = 0; i < curr->page_count; i++) { - curr->bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[i])); + curr->bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[i]), AGP_PAGE_DESTROY_UNMAP); } flush_agp_mappings(); + for (i = 0; i < curr->page_count; i++) { + curr->bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[i]), AGP_PAGE_DESTROY_FREE); + } } agp_free_key(curr->key); agp_free_page_array(curr); @@ -1176,7 +1179,7 @@ void *agp_generic_alloc_page(struct agp_bridge_data *bridge) EXPORT_SYMBOL(agp_generic_alloc_page); -void agp_generic_destroy_page(void *addr) +void agp_generic_destroy_page(void *addr, int flags) { struct page *page; @@ -1184,10 +1187,14 @@ void agp_generic_destroy_page(void *addr) return; page = virt_to_page(addr); - unmap_page_from_agp(page); - put_page(page); - free_page((unsigned long)addr); - atomic_dec(&agp_bridge->current_memory_agp); + if (flags & AGP_PAGE_DESTROY_UNMAP) + unmap_page_from_agp(page); + + if (flags & AGP_PAGE_DESTROY_FREE) { + put_page(page); + free_page((unsigned long)addr); + atomic_dec(&agp_bridge->current_memory_agp); + } } EXPORT_SYMBOL(agp_generic_destroy_page); diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c index 313a133a1172..cbb0444467ba 100644 --- a/drivers/char/agp/hp-agp.c +++ b/drivers/char/agp/hp-agp.c @@ -14,15 +14,12 @@ #include <linux/pci.h> #include <linux/init.h> #include <linux/agp_backend.h> +#include <linux/log2.h> #include <asm/acpi-ext.h> #include "agp.h" -#ifndef log2 -#define log2(x) ffz(~(x)) -#endif - #define HP_ZX1_IOC_OFFSET 0x1000 /* ACPI reports SBA, we want IOC */ /* HP ZX1 IOC registers */ @@ -257,7 +254,7 @@ hp_zx1_configure (void) readl(hp->ioc_regs+HP_ZX1_IMASK); writel(hp->iova_base|1, hp->ioc_regs+HP_ZX1_IBASE); readl(hp->ioc_regs+HP_ZX1_IBASE); - writel(hp->iova_base|log2(HP_ZX1_IOVA_SIZE), hp->ioc_regs+HP_ZX1_PCOM); + writel(hp->iova_base|ilog2(HP_ZX1_IOVA_SIZE), hp->ioc_regs+HP_ZX1_PCOM); readl(hp->ioc_regs+HP_ZX1_PCOM); } @@ -285,7 +282,7 @@ hp_zx1_tlbflush (struct agp_memory *mem) { struct _hp_private *hp = &hp_private; - writeq(hp->gart_base | log2(hp->gart_size), hp->ioc_regs+HP_ZX1_PCOM); + writeq(hp->gart_base | ilog2(hp->gart_size), hp->ioc_regs+HP_ZX1_PCOM); readq(hp->ioc_regs+HP_ZX1_PCOM); } diff --git a/drivers/char/agp/i460-agp.c b/drivers/char/agp/i460-agp.c index 75d2aca6353d..e72a83e2bad5 100644 --- a/drivers/char/agp/i460-agp.c +++ b/drivers/char/agp/i460-agp.c @@ -13,6 +13,7 @@ #include <linux/string.h> #include <linux/slab.h> #include <linux/agp_backend.h> +#include <linux/log2.h> #include "agp.h" @@ -59,8 +60,6 @@ */ #define WR_FLUSH_GATT(index) RD_GATT(index) -#define log2(x) ffz(~(x)) - static struct { void *gatt; /* ioremap'd GATT area */ @@ -148,7 +147,7 @@ static int i460_fetch_size (void) * values[i].size. */ values[i].num_entries = (values[i].size << 8) >> (I460_IO_PAGE_SHIFT - 12); - values[i].page_order = log2((sizeof(u32)*values[i].num_entries) >> PAGE_SHIFT); + values[i].page_order = ilog2((sizeof(u32)*values[i].num_entries) >> PAGE_SHIFT); } for (i = 0; i < agp_bridge->driver->num_aperture_sizes; i++) { @@ -536,10 +535,10 @@ static void *i460_alloc_page (struct agp_bridge_data *bridge) return page; } -static void i460_destroy_page (void *page) +static void i460_destroy_page (void *page, int flags) { if (I460_IO_PAGE_SHIFT <= PAGE_SHIFT) { - agp_generic_destroy_page(page); + agp_generic_destroy_page(page, flags); global_flush_tlb(); } } diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 141ca176c397..d87961993ccf 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -400,9 +400,11 @@ static void intel_i810_free_by_type(struct agp_memory *curr) if (curr->page_count == 4) i8xx_destroy_pages(gart_to_virt(curr->memory[0])); else { - agp_bridge->driver->agp_destroy_page( - gart_to_virt(curr->memory[0])); + agp_bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[0]), + AGP_PAGE_DESTROY_UNMAP); global_flush_tlb(); + agp_bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[0]), + AGP_PAGE_DESTROY_FREE); } agp_free_page_array(curr); } diff --git a/drivers/char/agp/parisc-agp.c b/drivers/char/agp/parisc-agp.c index f4562cc22343..2939e3570f9d 100644 --- a/drivers/char/agp/parisc-agp.c +++ b/drivers/char/agp/parisc-agp.c @@ -18,6 +18,7 @@ #include <linux/init.h> #include <linux/klist.h> #include <linux/agp_backend.h> +#include <linux/log2.h> #include <asm-parisc/parisc-device.h> #include <asm-parisc/ropes.h> @@ -27,10 +28,6 @@ #define DRVNAME "quicksilver" #define DRVPFX DRVNAME ": " -#ifndef log2 -#define log2(x) ffz(~(x)) -#endif - #define AGP8X_MODE_BIT 3 #define AGP8X_MODE (1 << AGP8X_MODE_BIT) @@ -92,7 +89,7 @@ parisc_agp_tlbflush(struct agp_memory *mem) { struct _parisc_agp_info *info = &parisc_agp_info; - writeq(info->gart_base | log2(info->gart_size), info->ioc_regs+IOC_PCOM); + writeq(info->gart_base | ilog2(info->gart_size), info->ioc_regs+IOC_PCOM); readq(info->ioc_regs+IOC_PCOM); /* flush */ } diff --git a/drivers/char/consolemap.c b/drivers/char/consolemap.c index 4b3916f54909..6b104e45a322 100644 --- a/drivers/char/consolemap.c +++ b/drivers/char/consolemap.c @@ -494,12 +494,11 @@ int con_clear_unimap(struct vc_data *vc, struct unimapinit *ui) p = (struct uni_pagedir *)*vc->vc_uni_pagedir_loc; if (p && p->readonly) return -EIO; if (!p || --p->refcount) { - q = kmalloc(sizeof(*p), GFP_KERNEL); + q = kzalloc(sizeof(*p), GFP_KERNEL); if (!q) { if (p) p->refcount++; return -ENOMEM; } - memset(q, 0, sizeof(*q)); q->refcount=1; *vc->vc_uni_pagedir_loc = (unsigned long)q; } else { @@ -670,19 +669,29 @@ void con_protect_unimap(struct vc_data *vc, int rdonly) p->readonly = rdonly; } +/* + * Always use USER_MAP. These functions are used by the keyboard, + * which shouldn't be affected by G0/G1 switching, etc. + * If the user map still contains default values, i.e. the + * direct-to-font mapping, then assume user is using Latin1. + */ /* may be called during an interrupt */ u32 conv_8bit_to_uni(unsigned char c) { - /* - * Always use USER_MAP. This function is used by the keyboard, - * which shouldn't be affected by G0/G1 switching, etc. - * If the user map still contains default values, i.e. the - * direct-to-font mapping, then assume user is using Latin1. - */ unsigned short uni = translations[USER_MAP][c]; return uni == (0xf000 | c) ? c : uni; } +int conv_uni_to_8bit(u32 uni) +{ + int c; + for (c = 0; c < 0x100; c++) + if (translations[USER_MAP][c] == uni || + (translations[USER_MAP][c] == (c | 0xf000) && uni == c)) + return c; + return -1; +} + int conv_uni_to_pc(struct vc_data *conp, long ucs) { diff --git a/drivers/char/defkeymap.c_shipped b/drivers/char/defkeymap.c_shipped index 453a2f1ffa15..0aa419a61767 100644 --- a/drivers/char/defkeymap.c_shipped +++ b/drivers/char/defkeymap.c_shipped @@ -222,7 +222,7 @@ char *func_table[MAX_NR_FUNC] = { NULL, }; -struct kbdiacr accent_table[MAX_DIACR] = { +struct kbdiacruc accent_table[MAX_DIACR] = { {'`', 'A', '\300'}, {'`', 'a', '\340'}, {'\'', 'A', '\301'}, {'\'', 'a', '\341'}, {'^', 'A', '\302'}, {'^', 'a', '\342'}, diff --git a/drivers/char/drm/Kconfig b/drivers/char/drm/Kconfig index 0b7ffa5191c6..ba3058dd39a7 100644 --- a/drivers/char/drm/Kconfig +++ b/drivers/char/drm/Kconfig @@ -4,7 +4,7 @@ # This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. # -config DRM +menuconfig DRM tristate "Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)" depends on (AGP || AGP=n) && PCI && !EMULATED_CMPXCHG help diff --git a/drivers/char/drm/drm.h b/drivers/char/drm/drm.h index 2d6f2d0bd02b..82fb3d0d2785 100644 --- a/drivers/char/drm/drm.h +++ b/drivers/char/drm/drm.h @@ -63,27 +63,9 @@ #define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size) #endif -#define XFREE86_VERSION(major,minor,patch,snap) \ - ((major << 16) | (minor << 8) | patch) - -#ifndef CONFIG_XFREE86_VERSION -#define CONFIG_XFREE86_VERSION XFREE86_VERSION(4,1,0,0) -#endif - -#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) -#define DRM_PROC_DEVICES "/proc/devices" -#define DRM_PROC_MISC "/proc/misc" -#define DRM_PROC_DRM "/proc/drm" -#define DRM_DEV_DRM "/dev/drm" -#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) -#define DRM_DEV_UID 0 -#define DRM_DEV_GID 0 -#endif - -#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0) #define DRM_MAJOR 226 #define DRM_MAX_MINOR 15 -#endif + #define DRM_NAME "drm" /**< Name in kernel, /dev, and /proc */ #define DRM_MIN_ORDER 5 /**< At least 2^5 bytes = 32 bytes */ #define DRM_MAX_ORDER 22 /**< Up to 2^22 bytes = 4MB */ diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h index 0df87fc3dcb2..9dd0760dd87a 100644 --- a/drivers/char/drm/drmP.h +++ b/drivers/char/drm/drmP.h @@ -80,6 +80,9 @@ #define __OS_HAS_AGP (defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && defined(MODULE))) #define __OS_HAS_MTRR (defined(CONFIG_MTRR)) +struct drm_file; +struct drm_device; + #include "drm_os_linux.h" #include "drm_hashtab.h" @@ -231,12 +234,13 @@ * \param dev DRM device. * \param filp file pointer of the caller. */ -#define LOCK_TEST_WITH_RETURN( dev, filp ) \ +#define LOCK_TEST_WITH_RETURN( dev, file_priv ) \ do { \ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ - dev->lock.filp != filp ) { \ - DRM_ERROR( "%s called without lock held\n", \ - __FUNCTION__ ); \ + dev->lock.file_priv != file_priv ) { \ + DRM_ERROR( "%s called without lock held, held %d owner %p %p\n",\ + __FUNCTION__, _DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ),\ + dev->lock.file_priv, file_priv ); \ return -EINVAL; \ } \ } while (0) @@ -257,12 +261,12 @@ do { \ * Ioctl function type. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private pointer. * \param cmd command. * \param arg argument. */ -typedef int drm_ioctl_t(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +typedef int drm_ioctl_t(struct drm_device *dev, void *data, + struct drm_file *file_priv); typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, unsigned long arg); @@ -271,10 +275,18 @@ typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, #define DRM_MASTER 0x2 #define DRM_ROOT_ONLY 0x4 -typedef struct drm_ioctl_desc { +struct drm_ioctl_desc { + unsigned int cmd; drm_ioctl_t *func; int flags; -} drm_ioctl_desc_t; +}; + +/** + * Creates a driver or general drm_ioctl_desc array entry for the given + * ioctl, for use by drm_ioctl(). + */ +#define DRM_IOCTL_DEF(ioctl, func, flags) \ + [DRM_IOCTL_NR(ioctl)] = {ioctl, func, flags} struct drm_magic_entry { struct list_head head; @@ -304,7 +316,7 @@ struct drm_buf { __volatile__ int waiting; /**< On kernel DMA queue */ __volatile__ int pending; /**< On hardware DMA queue */ wait_queue_head_t dma_wait; /**< Processes waiting */ - struct file *filp; /**< Pointer to holding file descr */ + struct drm_file *file_priv; /**< Private of holding file descr */ int context; /**< Kernel queue for this buffer */ int while_locked; /**< Dispatch this buffer while locked */ enum { @@ -377,6 +389,7 @@ struct drm_file { int remove_auth_on_close; unsigned long lock_count; void *driver_priv; + struct file *filp; }; /** Wait queue */ @@ -403,7 +416,7 @@ struct drm_queue { */ struct drm_lock_data { struct drm_hw_lock *hw_lock; /**< Hardware lock */ - struct file *filp; /**< File descr of lock holder (0=kernel) */ + struct drm_file *file_priv; /**< File descr of lock holder (0=kernel) */ wait_queue_head_t lock_queue; /**< Queue of blocked processes */ unsigned long lock_time; /**< Time of last lock in jiffies */ spinlock_t spinlock; @@ -552,11 +565,11 @@ struct drm_driver { int (*load) (struct drm_device *, unsigned long flags); int (*firstopen) (struct drm_device *); int (*open) (struct drm_device *, struct drm_file *); - void (*preclose) (struct drm_device *, struct file * filp); + void (*preclose) (struct drm_device *, struct drm_file *file_priv); void (*postclose) (struct drm_device *, struct drm_file *); void (*lastclose) (struct drm_device *); int (*unload) (struct drm_device *); - int (*dma_ioctl) (DRM_IOCTL_ARGS); + int (*dma_ioctl) (struct drm_device *dev, void *data, struct drm_file *file_priv); void (*dma_ready) (struct drm_device *); int (*dma_quiescent) (struct drm_device *); int (*context_ctor) (struct drm_device *dev, int context); @@ -587,11 +600,12 @@ struct drm_driver { void (*irq_preinstall) (struct drm_device *dev); void (*irq_postinstall) (struct drm_device *dev); void (*irq_uninstall) (struct drm_device *dev); - void (*reclaim_buffers) (struct drm_device *dev, struct file * filp); + void (*reclaim_buffers) (struct drm_device *dev, + struct drm_file * file_priv); void (*reclaim_buffers_locked) (struct drm_device *dev, - struct file *filp); + struct drm_file *file_priv); void (*reclaim_buffers_idlelocked) (struct drm_device *dev, - struct file * filp); + struct drm_file *file_priv); unsigned long (*get_map_ofs) (struct drm_map * map); unsigned long (*get_reg_ofs) (struct drm_device *dev); void (*set_version) (struct drm_device *dev, @@ -606,7 +620,7 @@ struct drm_driver { u32 driver_features; int dev_priv_size; - drm_ioctl_desc_t *ioctls; + struct drm_ioctl_desc *ioctls; int num_ioctls; struct file_operations fops; struct pci_driver pci_driver; @@ -850,70 +864,70 @@ extern int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start); extern int drm_unbind_agp(DRM_AGP_MEM * handle); /* Misc. IOCTL support (drm_ioctl.h) */ -extern int drm_irq_by_busid(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_setunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getmap(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getclient(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getstats(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_setversion(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_noop(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_irq_by_busid(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getunique(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_setunique(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getmap(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getclient(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getstats(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_setversion(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_noop(struct drm_device *dev, void *data, + struct drm_file *file_priv); /* Context IOCTL support (drm_context.h) */ -extern int drm_resctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_addctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_modctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_switchctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_newctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_rmctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_resctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_addctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_modctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_switchctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_newctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_rmctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_ctxbitmap_init(struct drm_device *dev); extern void drm_ctxbitmap_cleanup(struct drm_device *dev); extern void drm_ctxbitmap_free(struct drm_device *dev, int ctx_handle); -extern int drm_setsareactx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getsareactx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_setsareactx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getsareactx(struct drm_device *dev, void *data, + struct drm_file *file_priv); /* Drawable IOCTL support (drm_drawable.h) */ -extern int drm_adddraw(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_rmdraw(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_update_drawable_info(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_adddraw(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_rmdraw(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_update_drawable_info(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern struct drm_drawable_info *drm_get_drawable_info(struct drm_device *dev, drm_drawable_t id); extern void drm_drawable_free_all(struct drm_device *dev); /* Authentication IOCTL support (drm_auth.h) */ -extern int drm_getmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_authmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_getmagic(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_authmagic(struct drm_device *dev, void *data, + struct drm_file *file_priv); /* Locking IOCTL support (drm_lock.h) */ -extern int drm_lock(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_unlock(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_lock(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_unlock(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_lock_take(struct drm_lock_data *lock_data, unsigned int context); extern int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context); extern void drm_idlelock_take(struct drm_lock_data *lock_data); @@ -924,8 +938,7 @@ extern void drm_idlelock_release(struct drm_lock_data *lock_data); * DMA quiscent + idle. DMA quiescent usually requires the hardware lock. */ -extern int drm_i_have_hw_lock(struct file *filp); -extern int drm_kernel_take_hw_lock(struct file *filp); +extern int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv); /* Buffer management support (drm_bufs.h) */ extern int drm_addbufs_agp(struct drm_device *dev, struct drm_buf_desc * request); @@ -933,24 +946,23 @@ extern int drm_addbufs_pci(struct drm_device *dev, struct drm_buf_desc * request extern int drm_addmap(struct drm_device *dev, unsigned int offset, unsigned int size, enum drm_map_type type, enum drm_map_flags flags, drm_local_map_t ** map_ptr); -extern int drm_addmap_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_rmmap(struct drm_device *dev, drm_local_map_t * map); -extern int drm_rmmap_locked(struct drm_device *dev, drm_local_map_t * map); -extern int drm_rmmap_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - +extern int drm_addmap_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_rmmap(struct drm_device *dev, drm_local_map_t *map); +extern int drm_rmmap_locked(struct drm_device *dev, drm_local_map_t *map); +extern int drm_rmmap_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_addbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_infobufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_markbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_freebufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_mapbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_order(unsigned long size); -extern int drm_addbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_infobufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_markbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_freebufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_mapbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); extern unsigned long drm_get_resource_start(struct drm_device *dev, unsigned int resource); extern unsigned long drm_get_resource_len(struct drm_device *dev, @@ -960,19 +972,20 @@ extern unsigned long drm_get_resource_len(struct drm_device *dev, extern int drm_dma_setup(struct drm_device *dev); extern void drm_dma_takedown(struct drm_device *dev); extern void drm_free_buffer(struct drm_device *dev, struct drm_buf * buf); -extern void drm_core_reclaim_buffers(struct drm_device *dev, struct file *filp); +extern void drm_core_reclaim_buffers(struct drm_device *dev, + struct drm_file *filp); /* IRQ support (drm_irq.h) */ -extern int drm_control(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_control(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern irqreturn_t drm_irq_handler(DRM_IRQ_ARGS); extern int drm_irq_uninstall(struct drm_device *dev); extern void drm_driver_irq_preinstall(struct drm_device *dev); extern void drm_driver_irq_postinstall(struct drm_device *dev); extern void drm_driver_irq_uninstall(struct drm_device *dev); -extern int drm_wait_vblank(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_wait_vblank(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); extern void drm_vbl_send_signals(struct drm_device *dev); extern void drm_locked_tasklet(struct drm_device *dev, void(*func)(struct drm_device*)); @@ -980,31 +993,30 @@ extern void drm_locked_tasklet(struct drm_device *dev, void(*func)(struct drm_de /* AGP/GART support (drm_agpsupport.h) */ extern struct drm_agp_head *drm_agp_init(struct drm_device *dev); extern int drm_agp_acquire(struct drm_device *dev); -extern int drm_agp_acquire_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_agp_acquire_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_agp_release(struct drm_device *dev); -extern int drm_agp_release_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_agp_release_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); -extern int drm_agp_enable_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_info(struct drm_device *dev, struct drm_agp_info * info); -extern int drm_agp_info_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_agp_enable_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info); +extern int drm_agp_info_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); -extern int drm_agp_alloc_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_agp_alloc_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); -extern int drm_agp_free_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_agp_free_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); -extern int drm_agp_unbind_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); -extern int drm_agp_bind_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern DRM_AGP_MEM *drm_agp_allocate_memory(struct agp_bridge_data *bridge, - size_t pages, u32 type); +extern int drm_agp_bind_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern DRM_AGP_MEM *drm_agp_allocate_memory(struct agp_bridge_data *bridge, size_t pages, u32 type); extern int drm_agp_free_memory(DRM_AGP_MEM * handle); extern int drm_agp_bind_memory(DRM_AGP_MEM * handle, off_t start); extern int drm_agp_unbind_memory(DRM_AGP_MEM * handle); @@ -1033,10 +1045,11 @@ extern int drm_proc_cleanup(int minor, /* Scatter Gather Support (drm_scatter.h) */ extern void drm_sg_cleanup(struct drm_sg_mem * entry); -extern int drm_sg_alloc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_sg_free(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_sg_alloc_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request); +extern int drm_sg_free(struct drm_device *dev, void *data, + struct drm_file *file_priv); /* ATI PCIGART support (ati_pcigart.h) */ extern int drm_ati_pcigart_init(struct drm_device *dev, diff --git a/drivers/char/drm/drm_agpsupport.c b/drivers/char/drm/drm_agpsupport.c index 354f0e3674bf..214f4fbcba73 100644 --- a/drivers/char/drm/drm_agpsupport.c +++ b/drivers/char/drm/drm_agpsupport.c @@ -40,7 +40,7 @@ * Get AGP information. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a (output) drm_agp_info structure. * \return zero on success or a negative number on failure. @@ -71,20 +71,16 @@ int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info) EXPORT_SYMBOL(drm_agp_info); -int drm_agp_info_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_agp_info_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_agp_info info; + struct drm_agp_info *info = data; int err; - err = drm_agp_info(dev, &info); + err = drm_agp_info(dev, info); if (err) return err; - if (copy_to_user((struct drm_agp_info __user *) arg, &info, sizeof(info))) - return -EFAULT; return 0; } @@ -115,7 +111,7 @@ EXPORT_SYMBOL(drm_agp_acquire); * Acquire the AGP device (ioctl). * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument. * \return zero on success or a negative number on failure. @@ -123,12 +119,10 @@ EXPORT_SYMBOL(drm_agp_acquire); * Verifies the AGP device hasn't been acquired before and calls * \c agp_backend_acquire. */ -int drm_agp_acquire_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_agp_acquire_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - - return drm_agp_acquire((struct drm_device *) priv->head->dev); + return drm_agp_acquire((struct drm_device *) file_priv->head->dev); } /** @@ -149,12 +143,9 @@ int drm_agp_release(struct drm_device * dev) } EXPORT_SYMBOL(drm_agp_release); -int drm_agp_release_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_agp_release_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - return drm_agp_release(dev); } @@ -182,24 +173,19 @@ int drm_agp_enable(struct drm_device * dev, struct drm_agp_mode mode) EXPORT_SYMBOL(drm_agp_enable); -int drm_agp_enable_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_agp_enable_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_agp_mode mode; - - if (copy_from_user(&mode, (struct drm_agp_mode __user *) arg, sizeof(mode))) - return -EFAULT; + struct drm_agp_mode *mode = data; - return drm_agp_enable(dev, mode); + return drm_agp_enable(dev, *mode); } /** * Allocate AGP memory. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv file private pointer. * \param cmd command. * \param arg pointer to a drm_agp_buffer structure. * \return zero on success or a negative number on failure. @@ -241,35 +227,13 @@ int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request) } EXPORT_SYMBOL(drm_agp_alloc); -int drm_agp_alloc_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_agp_buffer request; - struct drm_agp_buffer __user *argp = (void __user *)arg; - int err; - - if (copy_from_user(&request, argp, sizeof(request))) - return -EFAULT; - err = drm_agp_alloc(dev, &request); - if (err) - return err; - - if (copy_to_user(argp, &request, sizeof(request))) { - struct drm_agp_mem *entry; - list_for_each_entry(entry, &dev->agp->memory, head) { - if (entry->handle == request.handle) - break; - } - list_del(&entry->head); - drm_free_agp(entry->memory, entry->pages); - drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); - return -EFAULT; - } +int drm_agp_alloc_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_agp_buffer *request = data; - return 0; + return drm_agp_alloc(dev, request); } /** @@ -297,7 +261,7 @@ static struct drm_agp_mem *drm_agp_lookup_entry(struct drm_device * dev, * Unbind AGP memory from the GATT (ioctl). * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a drm_agp_binding structure. * \return zero on success or a negative number on failure. @@ -323,25 +287,20 @@ int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request) } EXPORT_SYMBOL(drm_agp_unbind); -int drm_agp_unbind_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_agp_binding request; - if (copy_from_user - (&request, (struct drm_agp_binding __user *) arg, sizeof(request))) - return -EFAULT; +int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_agp_binding *request = data; - return drm_agp_unbind(dev, &request); + return drm_agp_unbind(dev, request); } /** * Bind AGP memory into the GATT (ioctl) * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a drm_agp_binding structure. * \return zero on success or a negative number on failure. @@ -372,25 +331,20 @@ int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request) } EXPORT_SYMBOL(drm_agp_bind); -int drm_agp_bind_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_agp_binding request; - if (copy_from_user - (&request, (struct drm_agp_binding __user *) arg, sizeof(request))) - return -EFAULT; +int drm_agp_bind_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_agp_binding *request = data; - return drm_agp_bind(dev, &request); + return drm_agp_bind(dev, request); } /** * Free AGP memory (ioctl). * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a drm_agp_buffer structure. * \return zero on success or a negative number on failure. @@ -419,18 +373,14 @@ int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request) } EXPORT_SYMBOL(drm_agp_free); -int drm_agp_free_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_agp_buffer request; - if (copy_from_user - (&request, (struct drm_agp_buffer __user *) arg, sizeof(request))) - return -EFAULT; - return drm_agp_free(dev, &request); +int drm_agp_free_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_agp_buffer *request = data; + + return drm_agp_free(dev, request); } /** diff --git a/drivers/char/drm/drm_auth.c b/drivers/char/drm/drm_auth.c index 7f777da872cd..a73462723d2d 100644 --- a/drivers/char/drm/drm_auth.c +++ b/drivers/char/drm/drm_auth.c @@ -128,42 +128,38 @@ static int drm_remove_magic(struct drm_device * dev, drm_magic_t magic) * Get a unique magic number (ioctl). * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a resulting drm_auth structure. * \return zero on success, or a negative number on failure. * * If there is a magic number in drm_file::magic then use it, otherwise * searches an unique non-zero magic number and add it associating it with \p - * filp. + * file_priv. */ -int drm_getmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_getmagic(struct drm_device *dev, void *data, struct drm_file *file_priv) { static drm_magic_t sequence = 0; static DEFINE_SPINLOCK(lock); - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_auth auth; + struct drm_auth *auth = data; /* Find unique magic */ - if (priv->magic) { - auth.magic = priv->magic; + if (file_priv->magic) { + auth->magic = file_priv->magic; } else { do { spin_lock(&lock); if (!sequence) ++sequence; /* reserve 0 */ - auth.magic = sequence++; + auth->magic = sequence++; spin_unlock(&lock); - } while (drm_find_file(dev, auth.magic)); - priv->magic = auth.magic; - drm_add_magic(dev, priv, auth.magic); + } while (drm_find_file(dev, auth->magic)); + file_priv->magic = auth->magic; + drm_add_magic(dev, file_priv, auth->magic); } - DRM_DEBUG("%u\n", auth.magic); - if (copy_to_user((struct drm_auth __user *) arg, &auth, sizeof(auth))) - return -EFAULT; + DRM_DEBUG("%u\n", auth->magic); + return 0; } @@ -171,27 +167,23 @@ int drm_getmagic(struct inode *inode, struct file *filp, * Authenticate with a magic. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a drm_auth structure. * \return zero if authentication successed, or a negative number otherwise. * - * Checks if \p filp is associated with the magic number passed in \arg. + * Checks if \p file_priv is associated with the magic number passed in \arg. */ -int drm_authmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_authmagic(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_auth auth; + struct drm_auth *auth = data; struct drm_file *file; - if (copy_from_user(&auth, (struct drm_auth __user *) arg, sizeof(auth))) - return -EFAULT; - DRM_DEBUG("%u\n", auth.magic); - if ((file = drm_find_file(dev, auth.magic))) { + DRM_DEBUG("%u\n", auth->magic); + if ((file = drm_find_file(dev, auth->magic))) { file->authenticated = 1; - drm_remove_magic(dev, auth.magic); + drm_remove_magic(dev, auth->magic); return 0; } return -EINVAL; diff --git a/drivers/char/drm/drm_bufs.c b/drivers/char/drm/drm_bufs.c index c115b39b8517..856774fbe025 100644 --- a/drivers/char/drm/drm_bufs.c +++ b/drivers/char/drm/drm_bufs.c @@ -92,7 +92,7 @@ static int drm_map_handle(struct drm_device *dev, struct drm_hash_item *hash, * Ioctl to specify a range of memory that is available for mapping by a non-root process. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a drm_map structure. * \return zero on success or a negative value on error. @@ -332,38 +332,24 @@ int drm_addmap(struct drm_device * dev, unsigned int offset, EXPORT_SYMBOL(drm_addmap); -int drm_addmap_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_addmap_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_map map; + struct drm_map *map = data; struct drm_map_list *maplist; - struct drm_map __user *argp = (void __user *)arg; int err; - if (!(filp->f_mode & 3)) - return -EACCES; /* Require read/write */ - - if (copy_from_user(&map, argp, sizeof(map))) { - return -EFAULT; - } - - if (!(capable(CAP_SYS_ADMIN) || map.type == _DRM_AGP)) + if (!(capable(CAP_SYS_ADMIN) || map->type == _DRM_AGP)) return -EPERM; - err = drm_addmap_core(dev, map.offset, map.size, map.type, map.flags, - &maplist); + err = drm_addmap_core(dev, map->offset, map->size, map->type, + map->flags, &maplist); if (err) return err; - if (copy_to_user(argp, maplist->map, sizeof(struct drm_map))) - return -EFAULT; - /* avoid a warning on 64-bit, this casting isn't very nice, but the API is set so too late */ - if (put_user((void *)(unsigned long)maplist->user_token, &argp->handle)) - return -EFAULT; + map->handle = (void *)(unsigned long)maplist->user_token; return 0; } @@ -372,7 +358,7 @@ int drm_addmap_ioctl(struct inode *inode, struct file *filp, * isn't in use. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a struct drm_map structure. * \return zero on success or a negative value on error. @@ -453,24 +439,18 @@ int drm_rmmap(struct drm_device *dev, drm_local_map_t *map) * gets used by drivers that the server doesn't need to care about. This seems * unlikely. */ -int drm_rmmap_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_rmmap_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_map request; + struct drm_map *request = data; drm_local_map_t *map = NULL; struct drm_map_list *r_list; int ret; - if (copy_from_user(&request, (struct drm_map __user *) arg, sizeof(request))) { - return -EFAULT; - } - mutex_lock(&dev->struct_mutex); list_for_each_entry(r_list, &dev->maplist, head) { if (r_list->map && - r_list->user_token == (unsigned long)request.handle && + r_list->user_token == (unsigned long)request->handle && r_list->map->flags & _DRM_REMOVABLE) { map = r_list->map; break; @@ -661,7 +641,7 @@ int drm_addbufs_agp(struct drm_device * dev, struct drm_buf_desc * request) buf->waiting = 0; buf->pending = 0; init_waitqueue_head(&buf->dma_wait); - buf->filp = NULL; + buf->file_priv = NULL; buf->dev_priv_size = dev->driver->dev_priv_size; buf->dev_private = drm_alloc(buf->dev_priv_size, DRM_MEM_BUFS); @@ -872,7 +852,7 @@ int drm_addbufs_pci(struct drm_device * dev, struct drm_buf_desc * request) buf->waiting = 0; buf->pending = 0; init_waitqueue_head(&buf->dma_wait); - buf->filp = NULL; + buf->file_priv = NULL; buf->dev_priv_size = dev->driver->dev_priv_size; buf->dev_private = drm_alloc(buf->dev_priv_size, @@ -1050,7 +1030,7 @@ static int drm_addbufs_sg(struct drm_device * dev, struct drm_buf_desc * request buf->waiting = 0; buf->pending = 0; init_waitqueue_head(&buf->dma_wait); - buf->filp = NULL; + buf->file_priv = NULL; buf->dev_priv_size = dev->driver->dev_priv_size; buf->dev_private = drm_alloc(buf->dev_priv_size, DRM_MEM_BUFS); @@ -1211,7 +1191,7 @@ static int drm_addbufs_fb(struct drm_device * dev, struct drm_buf_desc * request buf->waiting = 0; buf->pending = 0; init_waitqueue_head(&buf->dma_wait); - buf->filp = NULL; + buf->file_priv = NULL; buf->dev_priv_size = dev->driver->dev_priv_size; buf->dev_private = drm_alloc(buf->dev_priv_size, DRM_MEM_BUFS); @@ -1275,7 +1255,7 @@ static int drm_addbufs_fb(struct drm_device * dev, struct drm_buf_desc * request * Add buffers for DMA transfers (ioctl). * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a struct drm_buf_desc request. * \return zero on success or a negative number on failure. @@ -1285,38 +1265,27 @@ static int drm_addbufs_fb(struct drm_device * dev, struct drm_buf_desc * request * addbufs_sg() or addbufs_pci() for AGP, scatter-gather or consistent * PCI memory respectively. */ -int drm_addbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_addbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_buf_desc request; - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; + struct drm_buf_desc *request = data; int ret; if (!drm_core_check_feature(dev, DRIVER_HAVE_DMA)) return -EINVAL; - if (copy_from_user(&request, (struct drm_buf_desc __user *) arg, - sizeof(request))) - return -EFAULT; - #if __OS_HAS_AGP - if (request.flags & _DRM_AGP_BUFFER) - ret = drm_addbufs_agp(dev, &request); + if (request->flags & _DRM_AGP_BUFFER) + ret = drm_addbufs_agp(dev, request); else #endif - if (request.flags & _DRM_SG_BUFFER) - ret = drm_addbufs_sg(dev, &request); - else if (request.flags & _DRM_FB_BUFFER) - ret = drm_addbufs_fb(dev, &request); + if (request->flags & _DRM_SG_BUFFER) + ret = drm_addbufs_sg(dev, request); + else if (request->flags & _DRM_FB_BUFFER) + ret = drm_addbufs_fb(dev, request); else - ret = drm_addbufs_pci(dev, &request); + ret = drm_addbufs_pci(dev, request); - if (ret == 0) { - if (copy_to_user((void __user *)arg, &request, sizeof(request))) { - ret = -EFAULT; - } - } return ret; } @@ -1328,7 +1297,7 @@ int drm_addbufs(struct inode *inode, struct file *filp, * large buffers can be used for image transfer). * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a drm_buf_info structure. * \return zero on success or a negative number on failure. @@ -1337,14 +1306,11 @@ int drm_addbufs(struct inode *inode, struct file *filp, * lock, preventing of allocating more buffers after this call. Information * about each requested buffer is then copied into user space. */ -int drm_infobufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_infobufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; struct drm_device_dma *dma = dev->dma; - struct drm_buf_info request; - struct drm_buf_info __user *argp = (void __user *)arg; + struct drm_buf_info *request = data; int i; int count; @@ -1362,9 +1328,6 @@ int drm_infobufs(struct inode *inode, struct file *filp, ++dev->buf_use; /* Can't allocate more after this call */ spin_unlock(&dev->count_lock); - if (copy_from_user(&request, argp, sizeof(request))) - return -EFAULT; - for (i = 0, count = 0; i < DRM_MAX_ORDER + 1; i++) { if (dma->bufs[i].buf_count) ++count; @@ -1372,11 +1335,11 @@ int drm_infobufs(struct inode *inode, struct file *filp, DRM_DEBUG("count = %d\n", count); - if (request.count >= count) { + if (request->count >= count) { for (i = 0, count = 0; i < DRM_MAX_ORDER + 1; i++) { if (dma->bufs[i].buf_count) { struct drm_buf_desc __user *to = - &request.list[count]; + &request->list[count]; struct drm_buf_entry *from = &dma->bufs[i]; struct drm_freelist *list = &dma->bufs[i].freelist; if (copy_to_user(&to->count, @@ -1403,10 +1366,7 @@ int drm_infobufs(struct inode *inode, struct file *filp, } } } - request.count = count; - - if (copy_to_user(argp, &request, sizeof(request))) - return -EFAULT; + request->count = count; return 0; } @@ -1415,7 +1375,7 @@ int drm_infobufs(struct inode *inode, struct file *filp, * Specifies a low and high water mark for buffer allocation * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg a pointer to a drm_buf_desc structure. * \return zero on success or a negative number on failure. @@ -1425,13 +1385,11 @@ int drm_infobufs(struct inode *inode, struct file *filp, * * \note This ioctl is deprecated and mostly never used. */ -int drm_markbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_markbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; struct drm_device_dma *dma = dev->dma; - struct drm_buf_desc request; + struct drm_buf_desc *request = data; int order; struct drm_buf_entry *entry; @@ -1441,24 +1399,20 @@ int drm_markbufs(struct inode *inode, struct file *filp, if (!dma) return -EINVAL; - if (copy_from_user(&request, - (struct drm_buf_desc __user *) arg, sizeof(request))) - return -EFAULT; - DRM_DEBUG("%d, %d, %d\n", - request.size, request.low_mark, request.high_mark); - order = drm_order(request.size); + request->size, request->low_mark, request->high_mark); + order = drm_order(request->size); if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return -EINVAL; entry = &dma->bufs[order]; - if (request.low_mark < 0 || request.low_mark > entry->buf_count) + if (request->low_mark < 0 || request->low_mark > entry->buf_count) return -EINVAL; - if (request.high_mark < 0 || request.high_mark > entry->buf_count) + if (request->high_mark < 0 || request->high_mark > entry->buf_count) return -EINVAL; - entry->freelist.low_mark = request.low_mark; - entry->freelist.high_mark = request.high_mark; + entry->freelist.low_mark = request->low_mark; + entry->freelist.high_mark = request->high_mark; return 0; } @@ -1467,7 +1421,7 @@ int drm_markbufs(struct inode *inode, struct file *filp, * Unreserve the buffers in list, previously reserved using drmDMA. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a drm_buf_free structure. * \return zero on success or a negative number on failure. @@ -1475,13 +1429,11 @@ int drm_markbufs(struct inode *inode, struct file *filp, * Calls free_buffer() for each used buffer. * This function is primarily used for debugging. */ -int drm_freebufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_freebufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; struct drm_device_dma *dma = dev->dma; - struct drm_buf_free request; + struct drm_buf_free *request = data; int i; int idx; struct drm_buf *buf; @@ -1492,13 +1444,9 @@ int drm_freebufs(struct inode *inode, struct file *filp, if (!dma) return -EINVAL; - if (copy_from_user(&request, - (struct drm_buf_free __user *) arg, sizeof(request))) - return -EFAULT; - - DRM_DEBUG("%d\n", request.count); - for (i = 0; i < request.count; i++) { - if (copy_from_user(&idx, &request.list[i], sizeof(idx))) + DRM_DEBUG("%d\n", request->count); + for (i = 0; i < request->count; i++) { + if (copy_from_user(&idx, &request->list[i], sizeof(idx))) return -EFAULT; if (idx < 0 || idx >= dma->buf_count) { DRM_ERROR("Index %d (of %d max)\n", @@ -1506,7 +1454,7 @@ int drm_freebufs(struct inode *inode, struct file *filp, return -EINVAL; } buf = dma->buflist[idx]; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("Process %d freeing buffer not owned\n", current->pid); return -EINVAL; @@ -1521,7 +1469,7 @@ int drm_freebufs(struct inode *inode, struct file *filp, * Maps all of the DMA buffers into client-virtual space (ioctl). * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg pointer to a drm_buf_map structure. * \return zero on success or a negative number on failure. @@ -1531,18 +1479,15 @@ int drm_freebufs(struct inode *inode, struct file *filp, * offset equal to 0, which drm_mmap() interpretes as PCI buffers and calls * drm_mmap_dma(). */ -int drm_mapbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_mapbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; struct drm_device_dma *dma = dev->dma; - struct drm_buf_map __user *argp = (void __user *)arg; int retcode = 0; const int zero = 0; unsigned long virtual; unsigned long address; - struct drm_buf_map request; + struct drm_buf_map *request = data; int i; if (!drm_core_check_feature(dev, DRIVER_HAVE_DMA)) @@ -1559,10 +1504,7 @@ int drm_mapbufs(struct inode *inode, struct file *filp, dev->buf_use++; /* Can't allocate more after this call */ spin_unlock(&dev->count_lock); - if (copy_from_user(&request, argp, sizeof(request))) - return -EFAULT; - - if (request.count >= dma->buf_count) { + if (request->count >= dma->buf_count) { if ((drm_core_has_AGP(dev) && (dma->flags & _DRM_DMA_USE_AGP)) || (drm_core_check_feature(dev, DRIVER_SG) && (dma->flags & _DRM_DMA_USE_SG)) @@ -1575,15 +1517,15 @@ int drm_mapbufs(struct inode *inode, struct file *filp, retcode = -EINVAL; goto done; } - down_write(¤t->mm->mmap_sem); - virtual = do_mmap(filp, 0, map->size, + virtual = do_mmap(file_priv->filp, 0, map->size, PROT_READ | PROT_WRITE, - MAP_SHARED, token); + MAP_SHARED, + token); up_write(¤t->mm->mmap_sem); } else { down_write(¤t->mm->mmap_sem); - virtual = do_mmap(filp, 0, dma->byte_count, + virtual = do_mmap(file_priv->filp, 0, dma->byte_count, PROT_READ | PROT_WRITE, MAP_SHARED, 0); up_write(¤t->mm->mmap_sem); @@ -1593,28 +1535,28 @@ int drm_mapbufs(struct inode *inode, struct file *filp, retcode = (signed long)virtual; goto done; } - request.virtual = (void __user *)virtual; + request->virtual = (void __user *)virtual; for (i = 0; i < dma->buf_count; i++) { - if (copy_to_user(&request.list[i].idx, + if (copy_to_user(&request->list[i].idx, &dma->buflist[i]->idx, - sizeof(request.list[0].idx))) { + sizeof(request->list[0].idx))) { retcode = -EFAULT; goto done; } - if (copy_to_user(&request.list[i].total, + if (copy_to_user(&request->list[i].total, &dma->buflist[i]->total, - sizeof(request.list[0].total))) { + sizeof(request->list[0].total))) { retcode = -EFAULT; goto done; } - if (copy_to_user(&request.list[i].used, + if (copy_to_user(&request->list[i].used, &zero, sizeof(zero))) { retcode = -EFAULT; goto done; } address = virtual + dma->buflist[i]->offset; /* *** */ - if (copy_to_user(&request.list[i].address, + if (copy_to_user(&request->list[i].address, &address, sizeof(address))) { retcode = -EFAULT; goto done; @@ -1622,11 +1564,8 @@ int drm_mapbufs(struct inode *inode, struct file *filp, } } done: - request.count = dma->buf_count; - DRM_DEBUG("%d buffers, retcode = %d\n", request.count, retcode); - - if (copy_to_user(argp, &request, sizeof(request))) - return -EFAULT; + request->count = dma->buf_count; + DRM_DEBUG("%d buffers, retcode = %d\n", request->count, retcode); return retcode; } diff --git a/drivers/char/drm/drm_context.c b/drivers/char/drm/drm_context.c index 61ad986baa8d..17fe69e7bfc1 100644 --- a/drivers/char/drm/drm_context.c +++ b/drivers/char/drm/drm_context.c @@ -131,7 +131,7 @@ void drm_ctxbitmap_cleanup(struct drm_device * dev) * Get per-context SAREA. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument pointing to a drm_ctx_priv_map structure. * \return zero on success or a negative number on failure. @@ -139,22 +139,16 @@ void drm_ctxbitmap_cleanup(struct drm_device * dev) * Gets the map from drm_device::ctx_idr with the handle specified and * returns its handle. */ -int drm_getsareactx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_getsareactx(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_ctx_priv_map __user *argp = (void __user *)arg; - struct drm_ctx_priv_map request; + struct drm_ctx_priv_map *request = data; struct drm_map *map; struct drm_map_list *_entry; - if (copy_from_user(&request, argp, sizeof(request))) - return -EFAULT; - mutex_lock(&dev->struct_mutex); - map = idr_find(&dev->ctx_idr, request.ctx_id); + map = idr_find(&dev->ctx_idr, request->ctx_id); if (!map) { mutex_unlock(&dev->struct_mutex); return -EINVAL; @@ -162,19 +156,17 @@ int drm_getsareactx(struct inode *inode, struct file *filp, mutex_unlock(&dev->struct_mutex); - request.handle = NULL; + request->handle = NULL; list_for_each_entry(_entry, &dev->maplist, head) { if (_entry->map == map) { - request.handle = + request->handle = (void *)(unsigned long)_entry->user_token; break; } } - if (request.handle == NULL) + if (request->handle == NULL) return -EINVAL; - if (copy_to_user(argp, &request, sizeof(request))) - return -EFAULT; return 0; } @@ -182,7 +174,7 @@ int drm_getsareactx(struct inode *inode, struct file *filp, * Set per-context SAREA. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument pointing to a drm_ctx_priv_map structure. * \return zero on success or a negative number on failure. @@ -190,24 +182,17 @@ int drm_getsareactx(struct inode *inode, struct file *filp, * Searches the mapping specified in \p arg and update the entry in * drm_device::ctx_idr with it. */ -int drm_setsareactx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_setsareactx(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_ctx_priv_map request; + struct drm_ctx_priv_map *request = data; struct drm_map *map = NULL; struct drm_map_list *r_list = NULL; - if (copy_from_user(&request, - (struct drm_ctx_priv_map __user *) arg, - sizeof(request))) - return -EFAULT; - mutex_lock(&dev->struct_mutex); list_for_each_entry(r_list, &dev->maplist, head) { if (r_list->map - && r_list->user_token == (unsigned long)request.handle) + && r_list->user_token == (unsigned long) request->handle) goto found; } bad: @@ -219,10 +204,11 @@ int drm_setsareactx(struct inode *inode, struct file *filp, if (!map) goto bad; - if (IS_ERR(idr_replace(&dev->ctx_idr, map, request.ctx_id))) + if (IS_ERR(idr_replace(&dev->ctx_idr, map, request->ctx_id))) goto bad; mutex_unlock(&dev->struct_mutex); + return 0; } @@ -292,34 +278,28 @@ static int drm_context_switch_complete(struct drm_device * dev, int new) * Reserve contexts. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument pointing to a drm_ctx_res structure. * \return zero on success or a negative number on failure. */ -int drm_resctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_resctx(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_ctx_res res; - struct drm_ctx_res __user *argp = (void __user *)arg; + struct drm_ctx_res *res = data; struct drm_ctx ctx; int i; - if (copy_from_user(&res, argp, sizeof(res))) - return -EFAULT; - - if (res.count >= DRM_RESERVED_CONTEXTS) { + if (res->count >= DRM_RESERVED_CONTEXTS) { memset(&ctx, 0, sizeof(ctx)); for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { ctx.handle = i; - if (copy_to_user(&res.contexts[i], &ctx, sizeof(ctx))) + if (copy_to_user(&res->contexts[i], &ctx, sizeof(ctx))) return -EFAULT; } } - res.count = DRM_RESERVED_CONTEXTS; + res->count = DRM_RESERVED_CONTEXTS; - if (copy_to_user(argp, &res, sizeof(res))) - return -EFAULT; return 0; } @@ -327,40 +307,34 @@ int drm_resctx(struct inode *inode, struct file *filp, * Add context. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument pointing to a drm_ctx structure. * \return zero on success or a negative number on failure. * * Get a new handle for the context and copy to userspace. */ -int drm_addctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_addctx(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; struct drm_ctx_list *ctx_entry; - struct drm_ctx __user *argp = (void __user *)arg; - struct drm_ctx ctx; - - if (copy_from_user(&ctx, argp, sizeof(ctx))) - return -EFAULT; + struct drm_ctx *ctx = data; - ctx.handle = drm_ctxbitmap_next(dev); - if (ctx.handle == DRM_KERNEL_CONTEXT) { + ctx->handle = drm_ctxbitmap_next(dev); + if (ctx->handle == DRM_KERNEL_CONTEXT) { /* Skip kernel's context and get a new one. */ - ctx.handle = drm_ctxbitmap_next(dev); + ctx->handle = drm_ctxbitmap_next(dev); } - DRM_DEBUG("%d\n", ctx.handle); - if (ctx.handle == -1) { + DRM_DEBUG("%d\n", ctx->handle); + if (ctx->handle == -1) { DRM_DEBUG("Not enough free contexts.\n"); /* Should this return -EBUSY instead? */ return -ENOMEM; } - if (ctx.handle != DRM_KERNEL_CONTEXT) { + if (ctx->handle != DRM_KERNEL_CONTEXT) { if (dev->driver->context_ctor) - if (!dev->driver->context_ctor(dev, ctx.handle)) { + if (!dev->driver->context_ctor(dev, ctx->handle)) { DRM_DEBUG("Running out of ctxs or memory.\n"); return -ENOMEM; } @@ -373,21 +347,18 @@ int drm_addctx(struct inode *inode, struct file *filp, } INIT_LIST_HEAD(&ctx_entry->head); - ctx_entry->handle = ctx.handle; - ctx_entry->tag = priv; + ctx_entry->handle = ctx->handle; + ctx_entry->tag = file_priv; mutex_lock(&dev->ctxlist_mutex); list_add(&ctx_entry->head, &dev->ctxlist); ++dev->ctx_count; mutex_unlock(&dev->ctxlist_mutex); - if (copy_to_user(argp, &ctx, sizeof(ctx))) - return -EFAULT; return 0; } -int drm_modctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_modctx(struct drm_device *dev, void *data, struct drm_file *file_priv) { /* This does nothing */ return 0; @@ -397,25 +368,18 @@ int drm_modctx(struct inode *inode, struct file *filp, * Get context. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument pointing to a drm_ctx structure. * \return zero on success or a negative number on failure. */ -int drm_getctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_getctx(struct drm_device *dev, void *data, struct drm_file *file_priv) { - struct drm_ctx __user *argp = (void __user *)arg; - struct drm_ctx ctx; - - if (copy_from_user(&ctx, argp, sizeof(ctx))) - return -EFAULT; + struct drm_ctx *ctx = data; /* This is 0, because we don't handle any context flags */ - ctx.flags = 0; + ctx->flags = 0; - if (copy_to_user(argp, &ctx, sizeof(ctx))) - return -EFAULT; return 0; } @@ -423,50 +387,40 @@ int drm_getctx(struct inode *inode, struct file *filp, * Switch context. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument pointing to a drm_ctx structure. * \return zero on success or a negative number on failure. * * Calls context_switch(). */ -int drm_switchctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_switchctx(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_ctx ctx; + struct drm_ctx *ctx = data; - if (copy_from_user(&ctx, (struct drm_ctx __user *) arg, sizeof(ctx))) - return -EFAULT; - - DRM_DEBUG("%d\n", ctx.handle); - return drm_context_switch(dev, dev->last_context, ctx.handle); + DRM_DEBUG("%d\n", ctx->handle); + return drm_context_switch(dev, dev->last_context, ctx->handle); } /** * New context. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument pointing to a drm_ctx structure. * \return zero on success or a negative number on failure. * * Calls context_switch_complete(). */ -int drm_newctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_newctx(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_ctx ctx; + struct drm_ctx *ctx = data; - if (copy_from_user(&ctx, (struct drm_ctx __user *) arg, sizeof(ctx))) - return -EFAULT; - - DRM_DEBUG("%d\n", ctx.handle); - drm_context_switch_complete(dev, ctx.handle); + DRM_DEBUG("%d\n", ctx->handle); + drm_context_switch_complete(dev, ctx->handle); return 0; } @@ -475,31 +429,26 @@ int drm_newctx(struct inode *inode, struct file *filp, * Remove context. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument pointing to a drm_ctx structure. * \return zero on success or a negative number on failure. * * If not the special kernel context, calls ctxbitmap_free() to free the specified context. */ -int drm_rmctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_rmctx(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_ctx ctx; - - if (copy_from_user(&ctx, (struct drm_ctx __user *) arg, sizeof(ctx))) - return -EFAULT; + struct drm_ctx *ctx = data; - DRM_DEBUG("%d\n", ctx.handle); - if (ctx.handle == DRM_KERNEL_CONTEXT + 1) { - priv->remove_auth_on_close = 1; + DRM_DEBUG("%d\n", ctx->handle); + if (ctx->handle == DRM_KERNEL_CONTEXT + 1) { + file_priv->remove_auth_on_close = 1; } - if (ctx.handle != DRM_KERNEL_CONTEXT) { + if (ctx->handle != DRM_KERNEL_CONTEXT) { if (dev->driver->context_dtor) - dev->driver->context_dtor(dev, ctx.handle); - drm_ctxbitmap_free(dev, ctx.handle); + dev->driver->context_dtor(dev, ctx->handle); + drm_ctxbitmap_free(dev, ctx->handle); } mutex_lock(&dev->ctxlist_mutex); @@ -507,7 +456,7 @@ int drm_rmctx(struct inode *inode, struct file *filp, struct drm_ctx_list *pos, *n; list_for_each_entry_safe(pos, n, &dev->ctxlist, head) { - if (pos->handle == ctx.handle) { + if (pos->handle == ctx->handle) { list_del(&pos->head); drm_free(pos, sizeof(*pos), DRM_MEM_CTXLIST); --dev->ctx_count; diff --git a/drivers/char/drm/drm_dma.c b/drivers/char/drm/drm_dma.c index 802fbdbfe1b3..7a8e2fba4678 100644 --- a/drivers/char/drm/drm_dma.c +++ b/drivers/char/drm/drm_dma.c @@ -136,7 +136,7 @@ void drm_free_buffer(struct drm_device *dev, struct drm_buf * buf) buf->waiting = 0; buf->pending = 0; - buf->filp = NULL; + buf->file_priv = NULL; buf->used = 0; if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) @@ -148,11 +148,12 @@ void drm_free_buffer(struct drm_device *dev, struct drm_buf * buf) /** * Reclaim the buffers. * - * \param filp file pointer. + * \param file_priv DRM file private. * - * Frees each buffer associated with \p filp not already on the hardware. + * Frees each buffer associated with \p file_priv not already on the hardware. */ -void drm_core_reclaim_buffers(struct drm_device *dev, struct file *filp) +void drm_core_reclaim_buffers(struct drm_device *dev, + struct drm_file *file_priv) { struct drm_device_dma *dma = dev->dma; int i; @@ -160,7 +161,7 @@ void drm_core_reclaim_buffers(struct drm_device *dev, struct file *filp) if (!dma) return; for (i = 0; i < dma->buf_count; i++) { - if (dma->buflist[i]->filp == filp) { + if (dma->buflist[i]->file_priv == file_priv) { switch (dma->buflist[i]->list) { case DRM_LIST_NONE: drm_free_buffer(dev, dma->buflist[i]); diff --git a/drivers/char/drm/drm_drawable.c b/drivers/char/drm/drm_drawable.c index d6cdba5644e2..1839c57663c5 100644 --- a/drivers/char/drm/drm_drawable.c +++ b/drivers/char/drm/drm_drawable.c @@ -40,11 +40,10 @@ /** * Allocate drawable ID and memory to store information about it. */ -int drm_adddraw(DRM_IOCTL_ARGS) +int drm_adddraw(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; unsigned long irqflags; - struct drm_draw draw; + struct drm_draw *draw = data; int new_id = 0; int ret; @@ -63,11 +62,9 @@ again: spin_unlock_irqrestore(&dev->drw_lock, irqflags); - draw.handle = new_id; + draw->handle = new_id; - DRM_DEBUG("%d\n", draw.handle); - - DRM_COPY_TO_USER_IOCTL((struct drm_draw __user *)data, draw, sizeof(draw)); + DRM_DEBUG("%d\n", draw->handle); return 0; } @@ -75,72 +72,64 @@ again: /** * Free drawable ID and memory to store information about it. */ -int drm_rmdraw(DRM_IOCTL_ARGS) +int drm_rmdraw(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - struct drm_draw draw; + struct drm_draw *draw = data; unsigned long irqflags; - DRM_COPY_FROM_USER_IOCTL(draw, (struct drm_draw __user *) data, - sizeof(draw)); - spin_lock_irqsave(&dev->drw_lock, irqflags); - drm_free(drm_get_drawable_info(dev, draw.handle), + drm_free(drm_get_drawable_info(dev, draw->handle), sizeof(struct drm_drawable_info), DRM_MEM_BUFS); - idr_remove(&dev->drw_idr, draw.handle); + idr_remove(&dev->drw_idr, draw->handle); spin_unlock_irqrestore(&dev->drw_lock, irqflags); - DRM_DEBUG("%d\n", draw.handle); + DRM_DEBUG("%d\n", draw->handle); return 0; } -int drm_update_drawable_info(DRM_IOCTL_ARGS) +int drm_update_drawable_info(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - struct drm_update_draw update; + struct drm_update_draw *update = data; unsigned long irqflags; struct drm_clip_rect *rects; struct drm_drawable_info *info; int err; - DRM_COPY_FROM_USER_IOCTL(update, (struct drm_update_draw __user *) data, - sizeof(update)); - - info = idr_find(&dev->drw_idr, update.handle); + info = idr_find(&dev->drw_idr, update->handle); if (!info) { info = drm_calloc(1, sizeof(*info), DRM_MEM_BUFS); if (!info) return -ENOMEM; - if (IS_ERR(idr_replace(&dev->drw_idr, info, update.handle))) { - DRM_ERROR("No such drawable %d\n", update.handle); + if (IS_ERR(idr_replace(&dev->drw_idr, info, update->handle))) { + DRM_ERROR("No such drawable %d\n", update->handle); drm_free(info, sizeof(*info), DRM_MEM_BUFS); return -EINVAL; } } - switch (update.type) { + switch (update->type) { case DRM_DRAWABLE_CLIPRECTS: - if (update.num != info->num_rects) { - rects = drm_alloc(update.num * sizeof(struct drm_clip_rect), + if (update->num != info->num_rects) { + rects = drm_alloc(update->num * sizeof(struct drm_clip_rect), DRM_MEM_BUFS); } else rects = info->rects; - if (update.num && !rects) { + if (update->num && !rects) { DRM_ERROR("Failed to allocate cliprect memory\n"); - err = DRM_ERR(ENOMEM); + err = -ENOMEM; goto error; } - if (update.num && DRM_COPY_FROM_USER(rects, + if (update->num && DRM_COPY_FROM_USER(rects, (struct drm_clip_rect __user *) - (unsigned long)update.data, - update.num * + (unsigned long)update->data, + update->num * sizeof(*rects))) { DRM_ERROR("Failed to copy cliprects from userspace\n"); - err = DRM_ERR(EFAULT); + err = -EFAULT; goto error; } @@ -152,23 +141,23 @@ int drm_update_drawable_info(DRM_IOCTL_ARGS) } info->rects = rects; - info->num_rects = update.num; + info->num_rects = update->num; spin_unlock_irqrestore(&dev->drw_lock, irqflags); DRM_DEBUG("Updated %d cliprects for drawable %d\n", - info->num_rects, update.handle); + info->num_rects, update->handle); break; default: - DRM_ERROR("Invalid update type %d\n", update.type); - return DRM_ERR(EINVAL); + DRM_ERROR("Invalid update type %d\n", update->type); + return -EINVAL; } return 0; error: if (rects != info->rects) - drm_free(rects, update.num * sizeof(struct drm_clip_rect), + drm_free(rects, update->num * sizeof(struct drm_clip_rect), DRM_MEM_BUFS); return err; diff --git a/drivers/char/drm/drm_drv.c b/drivers/char/drm/drm_drv.c index 19994cd865de..72668b15e5ce 100644 --- a/drivers/char/drm/drm_drv.c +++ b/drivers/char/drm/drm_drv.c @@ -49,73 +49,74 @@ #include "drmP.h" #include "drm_core.h" -static int drm_version(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +static int drm_version(struct drm_device *dev, void *data, + struct drm_file *file_priv); /** Ioctl table */ -static drm_ioctl_desc_t drm_ioctls[] = { - [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = {drm_version, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = {drm_getunique, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = {drm_getmagic, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = {drm_irq_by_busid, DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAP)] = {drm_getmap, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT)] = {drm_getclient, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_STATS)] = {drm_getstats, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_SET_VERSION)] = {drm_setversion, DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = {drm_setunique, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = {drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = {drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = {drm_authmagic, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = {drm_addmap_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = {drm_rmmap_ioctl, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = {drm_setsareactx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = {drm_getsareactx, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = {drm_addctx, DRM_AUTH|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = {drm_rmctx, DRM_AUTH|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = {drm_modctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = {drm_getctx, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = {drm_switchctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = {drm_newctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = {drm_resctx, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = {drm_adddraw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = {drm_rmdraw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - - [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = {drm_lock, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = {drm_unlock, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = {drm_noop, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = {drm_addbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = {drm_markbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = {drm_infobufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = {drm_mapbufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = {drm_freebufs, DRM_AUTH}, +static struct drm_ioctl_desc drm_ioctls[] = { + DRM_IOCTL_DEF(DRM_IOCTL_VERSION, drm_version, 0), + DRM_IOCTL_DEF(DRM_IOCTL_GET_UNIQUE, drm_getunique, 0), + DRM_IOCTL_DEF(DRM_IOCTL_GET_MAGIC, drm_getmagic, 0), + DRM_IOCTL_DEF(DRM_IOCTL_IRQ_BUSID, drm_irq_by_busid, DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_GET_MAP, drm_getmap, 0), + DRM_IOCTL_DEF(DRM_IOCTL_GET_CLIENT, drm_getclient, 0), + DRM_IOCTL_DEF(DRM_IOCTL_GET_STATS, drm_getstats, 0), + DRM_IOCTL_DEF(DRM_IOCTL_SET_VERSION, drm_setversion, DRM_MASTER|DRM_ROOT_ONLY), + + DRM_IOCTL_DEF(DRM_IOCTL_SET_UNIQUE, drm_setunique, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_BLOCK, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_UNBLOCK, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_AUTH_MAGIC, drm_authmagic, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + + DRM_IOCTL_DEF(DRM_IOCTL_ADD_MAP, drm_addmap_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_RM_MAP, drm_rmmap_ioctl, DRM_AUTH), + + DRM_IOCTL_DEF(DRM_IOCTL_SET_SAREA_CTX, drm_setsareactx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_GET_SAREA_CTX, drm_getsareactx, DRM_AUTH), + + DRM_IOCTL_DEF(DRM_IOCTL_ADD_CTX, drm_addctx, DRM_AUTH|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_RM_CTX, drm_rmctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_MOD_CTX, drm_modctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_GET_CTX, drm_getctx, DRM_AUTH), + DRM_IOCTL_DEF(DRM_IOCTL_SWITCH_CTX, drm_switchctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_NEW_CTX, drm_newctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_RES_CTX, drm_resctx, DRM_AUTH), + + DRM_IOCTL_DEF(DRM_IOCTL_ADD_DRAW, drm_adddraw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_RM_DRAW, drm_rmdraw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + + DRM_IOCTL_DEF(DRM_IOCTL_LOCK, drm_lock, DRM_AUTH), + DRM_IOCTL_DEF(DRM_IOCTL_UNLOCK, drm_unlock, DRM_AUTH), + + DRM_IOCTL_DEF(DRM_IOCTL_FINISH, drm_noop, DRM_AUTH), + + DRM_IOCTL_DEF(DRM_IOCTL_ADD_BUFS, drm_addbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_MARK_BUFS, drm_markbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_INFO_BUFS, drm_infobufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_IOCTL_MAP_BUFS, drm_mapbufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_IOCTL_FREE_BUFS, drm_freebufs, DRM_AUTH), /* The DRM_IOCTL_DMA ioctl should be defined by the driver. */ - [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = {NULL, DRM_AUTH}, + DRM_IOCTL_DEF(DRM_IOCTL_DMA, NULL, DRM_AUTH), - [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = {drm_control, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, + DRM_IOCTL_DEF(DRM_IOCTL_CONTROL, drm_control, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), #if __OS_HAS_AGP - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = {drm_agp_acquire_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = {drm_agp_release_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = {drm_agp_enable_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = {drm_agp_info_ioctl, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = {drm_agp_alloc_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = {drm_agp_free_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = {drm_agp_bind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = {drm_agp_unbind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, + DRM_IOCTL_DEF(DRM_IOCTL_AGP_ACQUIRE, drm_agp_acquire_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_AGP_RELEASE, drm_agp_release_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_AGP_ENABLE, drm_agp_enable_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_AGP_INFO, drm_agp_info_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_IOCTL_AGP_ALLOC, drm_agp_alloc_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_AGP_FREE, drm_agp_free_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_AGP_BIND, drm_agp_bind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_AGP_UNBIND, drm_agp_unbind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), #endif - [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)] = {drm_sg_alloc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = {drm_sg_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, + DRM_IOCTL_DEF(DRM_IOCTL_SG_ALLOC, drm_sg_alloc_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_IOCTL_SG_FREE, drm_sg_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), - [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)] = {drm_wait_vblank, 0}, + DRM_IOCTL_DEF(DRM_IOCTL_WAIT_VBLANK, drm_wait_vblank, 0), - [DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW)] = {drm_update_drawable_info, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, + DRM_IOCTL_DEF(DRM_IOCTL_UPDATE_DRAW, drm_update_drawable_info, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), }; #define DRM_CORE_IOCTL_COUNT ARRAY_SIZE( drm_ioctls ) @@ -224,7 +225,7 @@ int drm_lastclose(struct drm_device * dev) if (dev->lock.hw_lock) { dev->sigdata.lock = dev->lock.hw_lock = NULL; /* SHM removed */ - dev->lock.filp = NULL; + dev->lock.file_priv = NULL; wake_up_interruptible(&dev->lock.lock_queue); } mutex_unlock(&dev->struct_mutex); @@ -418,27 +419,19 @@ module_exit(drm_core_exit); * * Fills in the version information in \p arg. */ -static int drm_version(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int drm_version(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_version __user *argp = (void __user *)arg; - struct drm_version version; + struct drm_version *version = data; int len; - if (copy_from_user(&version, argp, sizeof(version))) - return -EFAULT; + version->version_major = dev->driver->major; + version->version_minor = dev->driver->minor; + version->version_patchlevel = dev->driver->patchlevel; + DRM_COPY(version->name, dev->driver->name); + DRM_COPY(version->date, dev->driver->date); + DRM_COPY(version->desc, dev->driver->desc); - version.version_major = dev->driver->major; - version.version_minor = dev->driver->minor; - version.version_patchlevel = dev->driver->patchlevel; - DRM_COPY(version.name, dev->driver->name); - DRM_COPY(version.date, dev->driver->date); - DRM_COPY(version.desc, dev->driver->desc); - - if (copy_to_user(argp, &version, sizeof(version))) - return -EFAULT; return 0; } @@ -446,7 +439,7 @@ static int drm_version(struct inode *inode, struct file *filp, * Called whenever a process performs an ioctl on /dev/drm. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument. * \return zero on success or negative number on failure. @@ -457,21 +450,22 @@ static int drm_version(struct inode *inode, struct file *filp, int drm_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - drm_ioctl_desc_t *ioctl; + struct drm_file *file_priv = filp->private_data; + struct drm_device *dev = file_priv->head->dev; + struct drm_ioctl_desc *ioctl; drm_ioctl_t *func; unsigned int nr = DRM_IOCTL_NR(cmd); int retcode = -EINVAL; + char *kdata = NULL; atomic_inc(&dev->ioctl_count); atomic_inc(&dev->counts[_DRM_STAT_IOCTLS]); - ++priv->ioctl_count; + ++file_priv->ioctl_count; DRM_DEBUG("pid=%d, cmd=0x%02x, nr=0x%02x, dev 0x%lx, auth=%d\n", current->pid, cmd, nr, - (long)old_encode_dev(priv->head->device), - priv->authenticated); + (long)old_encode_dev(file_priv->head->device), + file_priv->authenticated); if ((nr >= DRM_CORE_IOCTL_COUNT) && ((nr < DRM_COMMAND_BASE) || (nr >= DRM_COMMAND_END))) @@ -489,18 +483,40 @@ int drm_ioctl(struct inode *inode, struct file *filp, if ((nr == DRM_IOCTL_NR(DRM_IOCTL_DMA)) && dev->driver->dma_ioctl) func = dev->driver->dma_ioctl; + if (!func) { DRM_DEBUG("no function\n"); retcode = -EINVAL; } else if (((ioctl->flags & DRM_ROOT_ONLY) && !capable(CAP_SYS_ADMIN)) || - ((ioctl->flags & DRM_AUTH) && !priv->authenticated) || - ((ioctl->flags & DRM_MASTER) && !priv->master)) { + ((ioctl->flags & DRM_AUTH) && !file_priv->authenticated) || + ((ioctl->flags & DRM_MASTER) && !file_priv->master)) { retcode = -EACCES; } else { - retcode = func(inode, filp, cmd, arg); + if (cmd & (IOC_IN | IOC_OUT)) { + kdata = kmalloc(_IOC_SIZE(cmd), GFP_KERNEL); + if (!kdata) + return -ENOMEM; + } + + if (cmd & IOC_IN) { + if (copy_from_user(kdata, (void __user *)arg, + _IOC_SIZE(cmd)) != 0) { + retcode = -EACCES; + goto err_i1; + } + } + retcode = func(dev, kdata, file_priv); + + if (cmd & IOC_OUT) { + if (copy_to_user((void __user *)arg, kdata, + _IOC_SIZE(cmd)) != 0) + retcode = -EACCES; + } } err_i1: + if (kdata) + kfree(kdata); atomic_dec(&dev->ioctl_count); if (retcode) DRM_DEBUG("ret = %x\n", retcode); diff --git a/drivers/char/drm/drm_fops.c b/drivers/char/drm/drm_fops.c index 7bc51bac450d..f383fc37190c 100644 --- a/drivers/char/drm/drm_fops.c +++ b/drivers/char/drm/drm_fops.c @@ -242,6 +242,7 @@ static int drm_open_helper(struct inode *inode, struct file *filp, memset(priv, 0, sizeof(*priv)); filp->private_data = priv; + priv->filp = filp; priv->uid = current->euid; priv->pid = current->pid; priv->minor = minor; @@ -312,7 +313,7 @@ EXPORT_SYMBOL(drm_fasync); * Release file. * * \param inode device inode - * \param filp file pointer. + * \param file_priv DRM file private. * \return zero on success or a negative number on failure. * * If the hardware lock is held then free it, and take it again for the kernel @@ -322,29 +323,28 @@ EXPORT_SYMBOL(drm_fasync); */ int drm_release(struct inode *inode, struct file *filp) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev; + struct drm_file *file_priv = filp->private_data; + struct drm_device *dev = file_priv->head->dev; int retcode = 0; lock_kernel(); - dev = priv->head->dev; DRM_DEBUG("open_count = %d\n", dev->open_count); if (dev->driver->preclose) - dev->driver->preclose(dev, filp); + dev->driver->preclose(dev, file_priv); /* ======================================================== * Begin inline drm_release */ DRM_DEBUG("pid = %d, device = 0x%lx, open_count = %d\n", - current->pid, (long)old_encode_dev(priv->head->device), + current->pid, (long)old_encode_dev(file_priv->head->device), dev->open_count); if (dev->driver->reclaim_buffers_locked && dev->lock.hw_lock) { - if (drm_i_have_hw_lock(filp)) { - dev->driver->reclaim_buffers_locked(dev, filp); + if (drm_i_have_hw_lock(dev, file_priv)) { + dev->driver->reclaim_buffers_locked(dev, file_priv); } else { unsigned long _end=jiffies + 3*DRM_HZ; int locked = 0; @@ -370,7 +370,7 @@ int drm_release(struct inode *inode, struct file *filp) "\tI will go on reclaiming the buffers anyway.\n"); } - dev->driver->reclaim_buffers_locked(dev, filp); + dev->driver->reclaim_buffers_locked(dev, file_priv); drm_idlelock_release(&dev->lock); } } @@ -378,12 +378,12 @@ int drm_release(struct inode *inode, struct file *filp) if (dev->driver->reclaim_buffers_idlelocked && dev->lock.hw_lock) { drm_idlelock_take(&dev->lock); - dev->driver->reclaim_buffers_idlelocked(dev, filp); + dev->driver->reclaim_buffers_idlelocked(dev, file_priv); drm_idlelock_release(&dev->lock); } - if (drm_i_have_hw_lock(filp)) { + if (drm_i_have_hw_lock(dev, file_priv)) { DRM_DEBUG("File %p released, freeing lock for context %d\n", filp, _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); @@ -394,7 +394,7 @@ int drm_release(struct inode *inode, struct file *filp) if (drm_core_check_feature(dev, DRIVER_HAVE_DMA) && !dev->driver->reclaim_buffers_locked) { - dev->driver->reclaim_buffers(dev, filp); + dev->driver->reclaim_buffers(dev, file_priv); } drm_fasync(-1, filp, 0); @@ -404,7 +404,7 @@ int drm_release(struct inode *inode, struct file *filp) struct drm_ctx_list *pos, *n; list_for_each_entry_safe(pos, n, &dev->ctxlist, head) { - if (pos->tag == priv && + if (pos->tag == file_priv && pos->handle != DRM_KERNEL_CONTEXT) { if (dev->driver->context_dtor) dev->driver->context_dtor(dev, @@ -421,18 +421,18 @@ int drm_release(struct inode *inode, struct file *filp) mutex_unlock(&dev->ctxlist_mutex); mutex_lock(&dev->struct_mutex); - if (priv->remove_auth_on_close == 1) { + if (file_priv->remove_auth_on_close == 1) { struct drm_file *temp; list_for_each_entry(temp, &dev->filelist, lhead) temp->authenticated = 0; } - list_del(&priv->lhead); + list_del(&file_priv->lhead); mutex_unlock(&dev->struct_mutex); if (dev->driver->postclose) - dev->driver->postclose(dev, priv); - drm_free(priv, sizeof(*priv), DRM_MEM_FILES); + dev->driver->postclose(dev, file_priv); + drm_free(file_priv, sizeof(*file_priv), DRM_MEM_FILES); /* ======================================================== * End inline drm_release diff --git a/drivers/char/drm/drm_ioc32.c b/drivers/char/drm/drm_ioc32.c index 462f46f2049a..2286f3312c5c 100644 --- a/drivers/char/drm/drm_ioc32.c +++ b/drivers/char/drm/drm_ioc32.c @@ -1040,7 +1040,7 @@ drm_ioctl_compat_t *drm_compat_ioctls[] = { * Called whenever a 32-bit process running under a 64-bit kernel * performs an ioctl on /dev/drm. * - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument. * \return zero on success or negative number on failure. diff --git a/drivers/char/drm/drm_ioctl.c b/drivers/char/drm/drm_ioctl.c index b195e102e737..d9be14624526 100644 --- a/drivers/char/drm/drm_ioctl.c +++ b/drivers/char/drm/drm_ioctl.c @@ -42,30 +42,24 @@ * Get the bus id. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_unique structure. * \return zero on success or a negative number on failure. * * Copies the bus id from drm_device::unique into user space. */ -int drm_getunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_getunique(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_unique __user *argp = (void __user *)arg; - struct drm_unique u; + struct drm_unique *u = data; - if (copy_from_user(&u, argp, sizeof(u))) - return -EFAULT; - if (u.unique_len >= dev->unique_len) { - if (copy_to_user(u.unique, dev->unique, dev->unique_len)) + if (u->unique_len >= dev->unique_len) { + if (copy_to_user(u->unique, dev->unique, dev->unique_len)) return -EFAULT; } - u.unique_len = dev->unique_len; - if (copy_to_user(argp, &u, sizeof(u))) - return -EFAULT; + u->unique_len = dev->unique_len; + return 0; } @@ -73,7 +67,7 @@ int drm_getunique(struct inode *inode, struct file *filp, * Set the bus id. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_unique structure. * \return zero on success or a negative number on failure. @@ -83,28 +77,23 @@ int drm_getunique(struct inode *inode, struct file *filp, * in interface version 1.1 and will return EBUSY when setversion has requested * version 1.1 or greater. */ -int drm_setunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_setunique(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_unique u; + struct drm_unique *u = data; int domain, bus, slot, func, ret; if (dev->unique_len || dev->unique) return -EBUSY; - if (copy_from_user(&u, (struct drm_unique __user *) arg, sizeof(u))) - return -EFAULT; - - if (!u.unique_len || u.unique_len > 1024) + if (!u->unique_len || u->unique_len > 1024) return -EINVAL; - dev->unique_len = u.unique_len; - dev->unique = drm_alloc(u.unique_len + 1, DRM_MEM_DRIVER); + dev->unique_len = u->unique_len; + dev->unique = drm_alloc(u->unique_len + 1, DRM_MEM_DRIVER); if (!dev->unique) return -ENOMEM; - if (copy_from_user(dev->unique, u.unique, dev->unique_len)) + if (copy_from_user(dev->unique, u->unique, dev->unique_len)) return -EFAULT; dev->unique[dev->unique_len] = '\0'; @@ -123,7 +112,7 @@ int drm_setunique(struct inode *inode, struct file *filp, */ ret = sscanf(dev->unique, "PCI:%d:%d:%d", &bus, &slot, &func); if (ret != 3) - return DRM_ERR(EINVAL); + return -EINVAL; domain = bus >> 8; bus &= 0xff; @@ -172,7 +161,7 @@ static int drm_set_busid(struct drm_device * dev) * Get a mapping information. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_map structure. * @@ -181,21 +170,16 @@ static int drm_set_busid(struct drm_device * dev) * Searches for the mapping with the specified offset and copies its information * into userspace */ -int drm_getmap(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_getmap(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_map __user *argp = (void __user *)arg; - struct drm_map map; + struct drm_map *map = data; struct drm_map_list *r_list = NULL; struct list_head *list; int idx; int i; - if (copy_from_user(&map, argp, sizeof(map))) - return -EFAULT; - idx = map.offset; + idx = map->offset; mutex_lock(&dev->struct_mutex); if (idx < 0) { @@ -216,16 +200,14 @@ int drm_getmap(struct inode *inode, struct file *filp, return -EINVAL; } - map.offset = r_list->map->offset; - map.size = r_list->map->size; - map.type = r_list->map->type; - map.flags = r_list->map->flags; - map.handle = (void *)(unsigned long)r_list->user_token; - map.mtrr = r_list->map->mtrr; + map->offset = r_list->map->offset; + map->size = r_list->map->size; + map->type = r_list->map->type; + map->flags = r_list->map->flags; + map->handle = (void *)(unsigned long) r_list->user_token; + map->mtrr = r_list->map->mtrr; mutex_unlock(&dev->struct_mutex); - if (copy_to_user(argp, &map, sizeof(map))) - return -EFAULT; return 0; } @@ -233,7 +215,7 @@ int drm_getmap(struct inode *inode, struct file *filp, * Get client information. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_client structure. * @@ -242,20 +224,15 @@ int drm_getmap(struct inode *inode, struct file *filp, * Searches for the client with the specified index and copies its information * into userspace */ -int drm_getclient(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_getclient(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_client __user *argp = (struct drm_client __user *)arg; - struct drm_client client; + struct drm_client *client = data; struct drm_file *pt; int idx; int i; - if (copy_from_user(&client, argp, sizeof(client))) - return -EFAULT; - idx = client.idx; + idx = client->idx; mutex_lock(&dev->struct_mutex); if (list_empty(&dev->filelist)) { @@ -269,15 +246,13 @@ int drm_getclient(struct inode *inode, struct file *filp, break; } - client.auth = pt->authenticated; - client.pid = pt->pid; - client.uid = pt->uid; - client.magic = pt->magic; - client.iocs = pt->ioctl_count; + client->auth = pt->authenticated; + client->pid = pt->pid; + client->uid = pt->uid; + client->magic = pt->magic; + client->iocs = pt->ioctl_count; mutex_unlock(&dev->struct_mutex); - if (copy_to_user(argp, &client, sizeof(client))) - return -EFAULT; return 0; } @@ -285,39 +260,35 @@ int drm_getclient(struct inode *inode, struct file *filp, * Get statistics information. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_stats structure. * * \return zero on success or a negative number on failure. */ -int drm_getstats(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_getstats(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_stats stats; + struct drm_stats *stats = data; int i; - memset(&stats, 0, sizeof(stats)); + memset(stats, 0, sizeof(stats)); mutex_lock(&dev->struct_mutex); for (i = 0; i < dev->counters; i++) { if (dev->types[i] == _DRM_STAT_LOCK) - stats.data[i].value - = (dev->lock.hw_lock ? dev->lock.hw_lock->lock : 0); + stats->data[i].value = + (dev->lock.hw_lock ? dev->lock.hw_lock->lock : 0); else - stats.data[i].value = atomic_read(&dev->counts[i]); - stats.data[i].type = dev->types[i]; + stats->data[i].value = atomic_read(&dev->counts[i]); + stats->data[i].type = dev->types[i]; } - stats.count = dev->counters; + stats->count = dev->counters; mutex_unlock(&dev->struct_mutex); - if (copy_to_user((struct drm_stats __user *) arg, &stats, sizeof(stats))) - return -EFAULT; return 0; } @@ -325,64 +296,59 @@ int drm_getstats(struct inode *inode, struct file *filp, * Setversion ioctl. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_lock structure. * \return zero on success or negative number on failure. * * Sets the requested interface version */ -int drm_setversion(DRM_IOCTL_ARGS) +int drm_setversion(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - struct drm_set_version sv; - struct drm_set_version retv; - int if_version; - struct drm_set_version __user *argp = (void __user *)data; - int ret; - - if (copy_from_user(&sv, argp, sizeof(sv))) - return -EFAULT; - - retv.drm_di_major = DRM_IF_MAJOR; - retv.drm_di_minor = DRM_IF_MINOR; - retv.drm_dd_major = dev->driver->major; - retv.drm_dd_minor = dev->driver->minor; - - if (copy_to_user(argp, &retv, sizeof(retv))) - return -EFAULT; - - if (sv.drm_di_major != -1) { - if (sv.drm_di_major != DRM_IF_MAJOR || - sv.drm_di_minor < 0 || sv.drm_di_minor > DRM_IF_MINOR) - return -EINVAL; - if_version = DRM_IF_VERSION(sv.drm_di_major, sv.drm_di_minor); + struct drm_set_version *sv = data; + int if_version, retcode = 0; + + if (sv->drm_di_major != -1) { + if (sv->drm_di_major != DRM_IF_MAJOR || + sv->drm_di_minor < 0 || sv->drm_di_minor > DRM_IF_MINOR) { + retcode = -EINVAL; + goto done; + } + if_version = DRM_IF_VERSION(sv->drm_di_major, + sv->drm_di_minor); dev->if_version = max(if_version, dev->if_version); - if (sv.drm_di_minor >= 1) { + if (sv->drm_di_minor >= 1) { /* * Version 1.1 includes tying of DRM to specific device */ - ret = drm_set_busid(dev); - if (ret) - return ret; + drm_set_busid(dev); } } - if (sv.drm_dd_major != -1) { - if (sv.drm_dd_major != dev->driver->major || - sv.drm_dd_minor < 0 - || sv.drm_dd_minor > dev->driver->minor) - return -EINVAL; + if (sv->drm_dd_major != -1) { + if (sv->drm_dd_major != dev->driver->major || + sv->drm_dd_minor < 0 || sv->drm_dd_minor > + dev->driver->minor) { + retcode = -EINVAL; + goto done; + } if (dev->driver->set_version) - dev->driver->set_version(dev, &sv); + dev->driver->set_version(dev, sv); } - return 0; + +done: + sv->drm_di_major = DRM_IF_MAJOR; + sv->drm_di_minor = DRM_IF_MINOR; + sv->drm_dd_major = dev->driver->major; + sv->drm_dd_minor = dev->driver->minor; + + return retcode; } /** No-op ioctl. */ -int drm_noop(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +int drm_noop(struct drm_device *dev, void *data, + struct drm_file *file_priv) { DRM_DEBUG("\n"); return 0; diff --git a/drivers/char/drm/drm_irq.c b/drivers/char/drm/drm_irq.c index 871d2fde09b3..05eae63f85ba 100644 --- a/drivers/char/drm/drm_irq.c +++ b/drivers/char/drm/drm_irq.c @@ -41,7 +41,7 @@ * Get interrupt from bus id. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_irq_busid structure. * \return zero on success or a negative number on failure. @@ -50,30 +50,24 @@ * This IOCTL is deprecated, and will now return EINVAL for any busid not equal * to that of the device that this DRM instance attached to. */ -int drm_irq_by_busid(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_irq_by_busid(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_irq_busid __user *argp = (void __user *)arg; - struct drm_irq_busid p; + struct drm_irq_busid *p = data; if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) return -EINVAL; - if (copy_from_user(&p, argp, sizeof(p))) - return -EFAULT; - - if ((p.busnum >> 8) != drm_get_pci_domain(dev) || - (p.busnum & 0xff) != dev->pdev->bus->number || - p.devnum != PCI_SLOT(dev->pdev->devfn) || p.funcnum != PCI_FUNC(dev->pdev->devfn)) + if ((p->busnum >> 8) != drm_get_pci_domain(dev) || + (p->busnum & 0xff) != dev->pdev->bus->number || + p->devnum != PCI_SLOT(dev->pdev->devfn) || p->funcnum != PCI_FUNC(dev->pdev->devfn)) return -EINVAL; - p.irq = dev->irq; + p->irq = dev->irq; + + DRM_DEBUG("%d:%d:%d => IRQ %d\n", p->busnum, p->devnum, p->funcnum, + p->irq); - DRM_DEBUG("%d:%d:%d => IRQ %d\n", p.busnum, p.devnum, p.funcnum, p.irq); - if (copy_to_user(argp, &p, sizeof(p))) - return -EFAULT; return 0; } @@ -187,31 +181,27 @@ EXPORT_SYMBOL(drm_irq_uninstall); * IRQ control ioctl. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_control structure. * \return zero on success or a negative number on failure. * * Calls irq_install() or irq_uninstall() according to \p arg. */ -int drm_control(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_control(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_control ctl; + struct drm_control *ctl = data; /* if we haven't irq we fallback for compatibility reasons - this used to be a separate function in drm_dma.h */ - if (copy_from_user(&ctl, (struct drm_control __user *) arg, sizeof(ctl))) - return -EFAULT; - switch (ctl.func) { + switch (ctl->func) { case DRM_INST_HANDLER: if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) return 0; if (dev->if_version < DRM_IF_VERSION(1, 2) && - ctl.irq != dev->irq) + ctl->irq != dev->irq) return -EINVAL; return drm_irq_install(dev); case DRM_UNINST_HANDLER: @@ -227,7 +217,7 @@ int drm_control(struct inode *inode, struct file *filp, * Wait for VBLANK. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param data user argument, pointing to a drm_wait_vblank structure. * \return zero on success or a negative number on failure. @@ -242,31 +232,25 @@ int drm_control(struct inode *inode, struct file *filp, * * If a signal is not requested, then calls vblank_wait(). */ -int drm_wait_vblank(DRM_IOCTL_ARGS) +int drm_wait_vblank(struct drm_device *dev, void *data, struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - union drm_wait_vblank __user *argp = (void __user *)data; - union drm_wait_vblank vblwait; + union drm_wait_vblank *vblwait = data; struct timeval now; int ret = 0; unsigned int flags, seq; - if (!dev->irq) + if ((!dev->irq) || (!dev->irq_enabled)) return -EINVAL; - if (copy_from_user(&vblwait, argp, sizeof(vblwait))) - return -EFAULT; - - if (vblwait.request.type & + if (vblwait->request.type & ~(_DRM_VBLANK_TYPES_MASK | _DRM_VBLANK_FLAGS_MASK)) { DRM_ERROR("Unsupported type value 0x%x, supported mask 0x%x\n", - vblwait.request.type, + vblwait->request.type, (_DRM_VBLANK_TYPES_MASK | _DRM_VBLANK_FLAGS_MASK)); return -EINVAL; } - flags = vblwait.request.type & _DRM_VBLANK_FLAGS_MASK; + flags = vblwait->request.type & _DRM_VBLANK_FLAGS_MASK; if (!drm_core_check_feature(dev, (flags & _DRM_VBLANK_SECONDARY) ? DRIVER_IRQ_VBL2 : DRIVER_IRQ_VBL)) @@ -275,10 +259,10 @@ int drm_wait_vblank(DRM_IOCTL_ARGS) seq = atomic_read((flags & _DRM_VBLANK_SECONDARY) ? &dev->vbl_received2 : &dev->vbl_received); - switch (vblwait.request.type & _DRM_VBLANK_TYPES_MASK) { + switch (vblwait->request.type & _DRM_VBLANK_TYPES_MASK) { case _DRM_VBLANK_RELATIVE: - vblwait.request.sequence += seq; - vblwait.request.type &= ~_DRM_VBLANK_RELATIVE; + vblwait->request.sequence += seq; + vblwait->request.type &= ~_DRM_VBLANK_RELATIVE; case _DRM_VBLANK_ABSOLUTE: break; default: @@ -286,8 +270,8 @@ int drm_wait_vblank(DRM_IOCTL_ARGS) } if ((flags & _DRM_VBLANK_NEXTONMISS) && - (seq - vblwait.request.sequence) <= (1<<23)) { - vblwait.request.sequence = seq + 1; + (seq - vblwait->request.sequence) <= (1<<23)) { + vblwait->request.sequence = seq + 1; } if (flags & _DRM_VBLANK_SIGNAL) { @@ -303,12 +287,13 @@ int drm_wait_vblank(DRM_IOCTL_ARGS) * that case */ list_for_each_entry(vbl_sig, vbl_sigs, head) { - if (vbl_sig->sequence == vblwait.request.sequence - && vbl_sig->info.si_signo == vblwait.request.signal + if (vbl_sig->sequence == vblwait->request.sequence + && vbl_sig->info.si_signo == + vblwait->request.signal && vbl_sig->task == current) { spin_unlock_irqrestore(&dev->vbl_lock, irqflags); - vblwait.reply.sequence = seq; + vblwait->reply.sequence = seq; goto done; } } @@ -330,8 +315,8 @@ int drm_wait_vblank(DRM_IOCTL_ARGS) memset((void *)vbl_sig, 0, sizeof(*vbl_sig)); - vbl_sig->sequence = vblwait.request.sequence; - vbl_sig->info.si_signo = vblwait.request.signal; + vbl_sig->sequence = vblwait->request.sequence; + vbl_sig->info.si_signo = vblwait->request.signal; vbl_sig->task = current; spin_lock_irqsave(&dev->vbl_lock, irqflags); @@ -340,25 +325,22 @@ int drm_wait_vblank(DRM_IOCTL_ARGS) spin_unlock_irqrestore(&dev->vbl_lock, irqflags); - vblwait.reply.sequence = seq; + vblwait->reply.sequence = seq; } else { if (flags & _DRM_VBLANK_SECONDARY) { if (dev->driver->vblank_wait2) - ret = dev->driver->vblank_wait2(dev, &vblwait.request.sequence); + ret = dev->driver->vblank_wait2(dev, &vblwait->request.sequence); } else if (dev->driver->vblank_wait) ret = dev->driver->vblank_wait(dev, - &vblwait.request.sequence); + &vblwait->request.sequence); do_gettimeofday(&now); - vblwait.reply.tval_sec = now.tv_sec; - vblwait.reply.tval_usec = now.tv_usec; + vblwait->reply.tval_sec = now.tv_sec; + vblwait->reply.tval_usec = now.tv_usec; } done: - if (copy_to_user(argp, &vblwait, sizeof(vblwait))) - return -EFAULT; - return ret; } diff --git a/drivers/char/drm/drm_lock.c b/drivers/char/drm/drm_lock.c index c0534b5a8b78..c6b73e744d67 100644 --- a/drivers/char/drm/drm_lock.c +++ b/drivers/char/drm/drm_lock.c @@ -41,39 +41,33 @@ static int drm_notifier(void *priv); * Lock ioctl. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_lock structure. * \return zero on success or negative number on failure. * * Add the current task to the lock wait queue, and attempt to take to lock. */ -int drm_lock(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; DECLARE_WAITQUEUE(entry, current); - struct drm_lock lock; + struct drm_lock *lock = data; int ret = 0; - ++priv->lock_count; + ++file_priv->lock_count; - if (copy_from_user(&lock, (struct drm_lock __user *) arg, sizeof(lock))) - return -EFAULT; - - if (lock.context == DRM_KERNEL_CONTEXT) { + if (lock->context == DRM_KERNEL_CONTEXT) { DRM_ERROR("Process %d using kernel context %d\n", - current->pid, lock.context); + current->pid, lock->context); return -EINVAL; } DRM_DEBUG("%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n", - lock.context, current->pid, - dev->lock.hw_lock->lock, lock.flags); + lock->context, current->pid, + dev->lock.hw_lock->lock, lock->flags); if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE)) - if (lock.context < 0) + if (lock->context < 0) return -EINVAL; add_wait_queue(&dev->lock.lock_queue, &entry); @@ -87,8 +81,8 @@ int drm_lock(struct inode *inode, struct file *filp, ret = -EINTR; break; } - if (drm_lock_take(&dev->lock, lock.context)) { - dev->lock.filp = filp; + if (drm_lock_take(&dev->lock, lock->context)) { + dev->lock.file_priv = file_priv; dev->lock.lock_time = jiffies; atomic_inc(&dev->counts[_DRM_STAT_LOCKS]); break; /* Got lock */ @@ -107,7 +101,8 @@ int drm_lock(struct inode *inode, struct file *filp, __set_current_state(TASK_RUNNING); remove_wait_queue(&dev->lock.lock_queue, &entry); - DRM_DEBUG( "%d %s\n", lock.context, ret ? "interrupted" : "has lock" ); + DRM_DEBUG("%d %s\n", lock->context, + ret ? "interrupted" : "has lock"); if (ret) return ret; sigemptyset(&dev->sigmask); @@ -115,24 +110,26 @@ int drm_lock(struct inode *inode, struct file *filp, sigaddset(&dev->sigmask, SIGTSTP); sigaddset(&dev->sigmask, SIGTTIN); sigaddset(&dev->sigmask, SIGTTOU); - dev->sigdata.context = lock.context; + dev->sigdata.context = lock->context; dev->sigdata.lock = dev->lock.hw_lock; block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask); - if (dev->driver->dma_ready && (lock.flags & _DRM_LOCK_READY)) + if (dev->driver->dma_ready && (lock->flags & _DRM_LOCK_READY)) dev->driver->dma_ready(dev); - if (dev->driver->dma_quiescent && (lock.flags & _DRM_LOCK_QUIESCENT)) { + if (dev->driver->dma_quiescent && (lock->flags & _DRM_LOCK_QUIESCENT)) + { if (dev->driver->dma_quiescent(dev)) { - DRM_DEBUG("%d waiting for DMA quiescent\n", lock.context); - return DRM_ERR(EBUSY); + DRM_DEBUG("%d waiting for DMA quiescent\n", + lock->context); + return -EBUSY; } } if (dev->driver->kernel_context_switch && - dev->last_context != lock.context) { + dev->last_context != lock->context) { dev->driver->kernel_context_switch(dev, dev->last_context, - lock.context); + lock->context); } return 0; @@ -142,27 +139,21 @@ int drm_lock(struct inode *inode, struct file *filp, * Unlock ioctl. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_lock structure. * \return zero on success or negative number on failure. * * Transfer and free the lock. */ -int drm_unlock(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_lock lock; + struct drm_lock *lock = data; unsigned long irqflags; - if (copy_from_user(&lock, (struct drm_lock __user *) arg, sizeof(lock))) - return -EFAULT; - - if (lock.context == DRM_KERNEL_CONTEXT) { + if (lock->context == DRM_KERNEL_CONTEXT) { DRM_ERROR("Process %d using kernel context %d\n", - current->pid, lock.context); + current->pid, lock->context); return -EINVAL; } @@ -184,7 +175,7 @@ int drm_unlock(struct inode *inode, struct file *filp, if (dev->driver->kernel_context_switch_unlock) dev->driver->kernel_context_switch_unlock(dev); else { - if (drm_lock_free(&dev->lock,lock.context)) { + if (drm_lock_free(&dev->lock,lock->context)) { /* FIXME: Should really bail out here. */ } } @@ -257,7 +248,7 @@ static int drm_lock_transfer(struct drm_lock_data *lock_data, unsigned int old, new, prev; volatile unsigned int *lock = &lock_data->hw_lock->lock; - lock_data->filp = NULL; + lock_data->file_priv = NULL; do { old = *lock; new = context | _DRM_LOCK_HELD; @@ -390,13 +381,11 @@ void drm_idlelock_release(struct drm_lock_data *lock_data) EXPORT_SYMBOL(drm_idlelock_release); -int drm_i_have_hw_lock(struct file *filp) +int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv) { - DRM_DEVICE; - - return (priv->lock_count && dev->lock.hw_lock && + return (file_priv->lock_count && dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) && - dev->lock.filp == filp); + dev->lock.file_priv == file_priv); } EXPORT_SYMBOL(drm_i_have_hw_lock); diff --git a/drivers/char/drm/drm_os_linux.h b/drivers/char/drm/drm_os_linux.h index 0b8d3433386d..114e54e0f61b 100644 --- a/drivers/char/drm/drm_os_linux.h +++ b/drivers/char/drm/drm_os_linux.h @@ -6,11 +6,6 @@ #include <linux/interrupt.h> /* For task queue support */ #include <linux/delay.h> -/** File pointer type */ -#define DRMFILE struct file * -/** Ioctl arguments */ -#define DRM_IOCTL_ARGS struct inode *inode, struct file *filp, unsigned int cmd, unsigned long data -#define DRM_ERR(d) -(d) /** Current process ID */ #define DRM_CURRENTPID current->pid #define DRM_SUSER(p) capable(CAP_SYS_ADMIN) @@ -33,9 +28,6 @@ #define DRM_WRITEMEMORYBARRIER() wmb() /** Read/write memory barrier */ #define DRM_MEMORYBARRIER() mb() -/** DRM device local declaration */ -#define DRM_DEVICE struct drm_file *priv = filp->private_data; \ - struct drm_device *dev = priv->head->dev /** IRQ handler arguments and return type and values */ #define DRM_IRQ_ARGS int irq, void *arg @@ -94,8 +86,6 @@ static __inline__ int mtrr_del(int reg, unsigned long base, unsigned long size) #define DRM_GET_USER_UNCHECKED(val, uaddr) \ __get_user(val, uaddr) -#define DRM_GET_PRIV_WITH_RETURN(_priv, _filp) _priv = _filp->private_data - #define DRM_HZ HZ #define DRM_WAIT_ON( ret, queue, timeout, condition ) \ diff --git a/drivers/char/drm/drm_pciids.h b/drivers/char/drm/drm_pciids.h index 30b200b01314..f3593974496c 100644 --- a/drivers/char/drm/drm_pciids.h +++ b/drivers/char/drm/drm_pciids.h @@ -236,10 +236,8 @@ {0x1106, 0x3022, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0x1106, 0x3118, PCI_ANY_ID, PCI_ANY_ID, 0, 0, VIA_PRO_GROUP_A}, \ {0x1106, 0x3122, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x1106, 0x7204, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0x1106, 0x7205, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0x1106, 0x3108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x1106, 0x3304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0x1106, 0x3344, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0x1106, 0x3343, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0x1106, 0x3230, PCI_ANY_ID, PCI_ANY_ID, 0, 0, VIA_DX9_0}, \ diff --git a/drivers/char/drm/drm_scatter.c b/drivers/char/drm/drm_scatter.c index 067d25daaf17..eb7fa437355e 100644 --- a/drivers/char/drm/drm_scatter.c +++ b/drivers/char/drm/drm_scatter.c @@ -62,13 +62,8 @@ void drm_sg_cleanup(struct drm_sg_mem * entry) # define ScatterHandle(x) (unsigned int)(x) #endif -int drm_sg_alloc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_scatter_gather __user *argp = (void __user *)arg; - struct drm_scatter_gather request; struct drm_sg_mem *entry; unsigned long pages, i, j; @@ -80,17 +75,13 @@ int drm_sg_alloc(struct inode *inode, struct file *filp, if (dev->sg) return -EINVAL; - if (copy_from_user(&request, argp, sizeof(request))) - return -EFAULT; - entry = drm_alloc(sizeof(*entry), DRM_MEM_SGLISTS); if (!entry) return -ENOMEM; memset(entry, 0, sizeof(*entry)); - - pages = (request.size + PAGE_SIZE - 1) / PAGE_SIZE; - DRM_DEBUG("sg size=%ld pages=%ld\n", request.size, pages); + pages = (request->size + PAGE_SIZE - 1) / PAGE_SIZE; + DRM_DEBUG("sg size=%ld pages=%ld\n", request->size, pages); entry->pages = pages; entry->pagelist = drm_alloc(pages * sizeof(*entry->pagelist), @@ -142,12 +133,7 @@ int drm_sg_alloc(struct inode *inode, struct file *filp, SetPageReserved(entry->pagelist[j]); } - request.handle = entry->handle; - - if (copy_to_user(argp, &request, sizeof(request))) { - drm_sg_cleanup(entry); - return -EFAULT; - } + request->handle = entry->handle; dev->sg = entry; @@ -197,27 +183,31 @@ int drm_sg_alloc(struct inode *inode, struct file *filp, drm_sg_cleanup(entry); return -ENOMEM; } +EXPORT_SYMBOL(drm_sg_alloc); + -int drm_sg_free(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int drm_sg_alloc_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - struct drm_scatter_gather request; + struct drm_scatter_gather *request = data; + + return drm_sg_alloc(dev, request); + +} + +int drm_sg_free(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_scatter_gather *request = data; struct drm_sg_mem *entry; if (!drm_core_check_feature(dev, DRIVER_SG)) return -EINVAL; - if (copy_from_user(&request, - (struct drm_scatter_gather __user *) arg, - sizeof(request))) - return -EFAULT; - entry = dev->sg; dev->sg = NULL; - if (!entry || entry->handle != request.handle) + if (!entry || entry->handle != request->handle) return -EINVAL; DRM_DEBUG("sg free virtual = %p\n", entry->virtual); diff --git a/drivers/char/drm/drm_vm.c b/drivers/char/drm/drm_vm.c index 68e36e51ba0c..e8d50af58201 100644 --- a/drivers/char/drm/drm_vm.c +++ b/drivers/char/drm/drm_vm.c @@ -463,7 +463,7 @@ static void drm_vm_close(struct vm_area_struct *vma) /** * mmap DMA memory. * - * \param filp file pointer. + * \param file_priv DRM file private. * \param vma virtual memory area. * \return zero on success or a negative number on failure. * @@ -533,7 +533,7 @@ EXPORT_SYMBOL(drm_core_get_reg_ofs); /** * mmap DMA memory. * - * \param filp file pointer. + * \param file_priv DRM file private. * \param vma virtual memory area. * \return zero on success or a negative number on failure. * diff --git a/drivers/char/drm/i810_dma.c b/drivers/char/drm/i810_dma.c index cb449999d0ef..8e841bdee6dc 100644 --- a/drivers/char/drm/i810_dma.c +++ b/drivers/char/drm/i810_dma.c @@ -120,10 +120,9 @@ static const struct file_operations i810_buffer_fops = { .fasync = drm_fasync, }; -static int i810_map_buffer(struct drm_buf * buf, struct file *filp) +static int i810_map_buffer(struct drm_buf * buf, struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; + struct drm_device *dev = file_priv->head->dev; drm_i810_buf_priv_t *buf_priv = buf->dev_private; drm_i810_private_t *dev_priv = dev->dev_private; const struct file_operations *old_fops; @@ -133,14 +132,14 @@ static int i810_map_buffer(struct drm_buf * buf, struct file *filp) return -EINVAL; down_write(¤t->mm->mmap_sem); - old_fops = filp->f_op; - filp->f_op = &i810_buffer_fops; + old_fops = file_priv->filp->f_op; + file_priv->filp->f_op = &i810_buffer_fops; dev_priv->mmap_buffer = buf; - buf_priv->virtual = (void *)do_mmap(filp, 0, buf->total, + buf_priv->virtual = (void *)do_mmap(file_priv->filp, 0, buf->total, PROT_READ | PROT_WRITE, MAP_SHARED, buf->bus_address); dev_priv->mmap_buffer = NULL; - filp->f_op = old_fops; + file_priv->filp->f_op = old_fops; if (IS_ERR(buf_priv->virtual)) { /* Real error */ DRM_ERROR("mmap error\n"); @@ -173,7 +172,7 @@ static int i810_unmap_buffer(struct drm_buf * buf) } static int i810_dma_get_buffer(struct drm_device * dev, drm_i810_dma_t * d, - struct file *filp) + struct drm_file *file_priv) { struct drm_buf *buf; drm_i810_buf_priv_t *buf_priv; @@ -186,13 +185,13 @@ static int i810_dma_get_buffer(struct drm_device * dev, drm_i810_dma_t * d, return retcode; } - retcode = i810_map_buffer(buf, filp); + retcode = i810_map_buffer(buf, file_priv); if (retcode) { i810_freelist_put(dev, buf); DRM_ERROR("mapbuf failed, retcode %d\n", retcode); return retcode; } - buf->filp = filp; + buf->file_priv = file_priv; buf_priv = buf->dev_private; d->granted = 1; d->request_idx = buf->idx; @@ -380,7 +379,7 @@ static int i810_dma_initialize(struct drm_device * dev, i810_dma_cleanup(dev); DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->ring.virtual_start = dev_priv->ring.map.handle; @@ -430,99 +429,29 @@ static int i810_dma_initialize(struct drm_device * dev, return 0; } -/* i810 DRM version 1.1 used a smaller init structure with different - * ordering of values than is currently used (drm >= 1.2). There is - * no defined way to detect the XFree version to correct this problem, - * however by checking using this procedure we can detect the correct - * thing to do. - * - * #1 Read the Smaller init structure from user-space - * #2 Verify the overlay_physical is a valid physical address, or NULL - * If it isn't then we have a v1.1 client. Fix up params. - * If it is, then we have a 1.2 client... get the rest of the data. - */ -static int i810_dma_init_compat(drm_i810_init_t * init, unsigned long arg) +static int i810_dma_init(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - - /* Get v1.1 init data */ - if (copy_from_user(init, (drm_i810_pre12_init_t __user *) arg, - sizeof(drm_i810_pre12_init_t))) { - return -EFAULT; - } - - if ((!init->overlay_physical) || (init->overlay_physical > 4096)) { - - /* This is a v1.2 client, just get the v1.2 init data */ - DRM_INFO("Using POST v1.2 init.\n"); - if (copy_from_user(init, (drm_i810_init_t __user *) arg, - sizeof(drm_i810_init_t))) { - return -EFAULT; - } - } else { - - /* This is a v1.1 client, fix the params */ - DRM_INFO("Using PRE v1.2 init.\n"); - init->pitch_bits = init->h; - init->pitch = init->w; - init->h = init->overlay_physical; - init->w = init->overlay_offset; - init->overlay_physical = 0; - init->overlay_offset = 0; - } - - return 0; -} - -static int i810_dma_init(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i810_private_t *dev_priv; - drm_i810_init_t init; + drm_i810_init_t *init = data; int retcode = 0; - /* Get only the init func */ - if (copy_from_user - (&init, (void __user *)arg, sizeof(drm_i810_init_func_t))) - return -EFAULT; - - switch (init.func) { - case I810_INIT_DMA: - /* This case is for backward compatibility. It - * handles XFree 4.1.0 and 4.2.0, and has to - * do some parameter checking as described below. - * It will someday go away. - */ - retcode = i810_dma_init_compat(&init, arg); - if (retcode) - return retcode; - - dev_priv = drm_alloc(sizeof(drm_i810_private_t), - DRM_MEM_DRIVER); - if (dev_priv == NULL) - return -ENOMEM; - retcode = i810_dma_initialize(dev, dev_priv, &init); - break; - - default: + switch (init->func) { case I810_INIT_DMA_1_4: DRM_INFO("Using v1.4 init.\n"); - if (copy_from_user(&init, (drm_i810_init_t __user *) arg, - sizeof(drm_i810_init_t))) { - return -EFAULT; - } dev_priv = drm_alloc(sizeof(drm_i810_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) return -ENOMEM; - retcode = i810_dma_initialize(dev, dev_priv, &init); + retcode = i810_dma_initialize(dev, dev_priv, init); break; case I810_CLEANUP_DMA: DRM_INFO("DMA Cleanup\n"); retcode = i810_dma_cleanup(dev); break; + default: + return -EINVAL; } return retcode; @@ -968,7 +897,8 @@ static int i810_flush_queue(struct drm_device * dev) } /* Must be called with the lock held */ -static void i810_reclaim_buffers(struct drm_device * dev, struct file *filp) +static void i810_reclaim_buffers(struct drm_device * dev, + struct drm_file *file_priv) { struct drm_device_dma *dma = dev->dma; int i; @@ -986,7 +916,7 @@ static void i810_reclaim_buffers(struct drm_device * dev, struct file *filp) struct drm_buf *buf = dma->buflist[i]; drm_i810_buf_priv_t *buf_priv = buf->dev_private; - if (buf->filp == filp && buf_priv) { + if (buf->file_priv == file_priv && buf_priv) { int used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE); @@ -998,47 +928,38 @@ static void i810_reclaim_buffers(struct drm_device * dev, struct file *filp) } } -static int i810_flush_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_flush_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); i810_flush_queue(dev); return 0; } -static int i810_dma_vertex(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_dma_vertex(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; struct drm_device_dma *dma = dev->dma; drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) dev_priv->sarea_priv; - drm_i810_vertex_t vertex; - - if (copy_from_user - (&vertex, (drm_i810_vertex_t __user *) arg, sizeof(vertex))) - return -EFAULT; + drm_i810_vertex_t *vertex = data; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); DRM_DEBUG("i810 dma vertex, idx %d used %d discard %d\n", - vertex.idx, vertex.used, vertex.discard); + vertex->idx, vertex->used, vertex->discard); - if (vertex.idx < 0 || vertex.idx > dma->buf_count) + if (vertex->idx < 0 || vertex->idx > dma->buf_count) return -EINVAL; i810_dma_dispatch_vertex(dev, - dma->buflist[vertex.idx], - vertex.discard, vertex.used); + dma->buflist[vertex->idx], + vertex->discard, vertex->used); - atomic_add(vertex.used, &dev->counts[_DRM_STAT_SECONDARY]); + atomic_add(vertex->used, &dev->counts[_DRM_STAT_SECONDARY]); atomic_inc(&dev->counts[_DRM_STAT_DMA]); sarea_priv->last_enqueue = dev_priv->counter - 1; sarea_priv->last_dispatch = (int)hw_status[5]; @@ -1046,48 +967,37 @@ static int i810_dma_vertex(struct inode *inode, struct file *filp, return 0; } -static int i810_clear_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_clear_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - drm_i810_clear_t clear; + drm_i810_clear_t *clear = data; - if (copy_from_user - (&clear, (drm_i810_clear_t __user *) arg, sizeof(clear))) - return -EFAULT; - - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); /* GH: Someone's doing nasty things... */ if (!dev->dev_private) { return -EINVAL; } - i810_dma_dispatch_clear(dev, clear.flags, - clear.clear_color, clear.clear_depth); + i810_dma_dispatch_clear(dev, clear->flags, + clear->clear_color, clear->clear_depth); return 0; } -static int i810_swap_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_swap_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - DRM_DEBUG("i810_swap_bufs\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); i810_dma_dispatch_swap(dev); return 0; } -static int i810_getage(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +static int i810_getage(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) @@ -1097,46 +1007,39 @@ static int i810_getage(struct inode *inode, struct file *filp, unsigned int cmd, return 0; } -static int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +static int i810_getbuf(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; int retcode = 0; - drm_i810_dma_t d; + drm_i810_dma_t *d = data; drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) dev_priv->sarea_priv; - if (copy_from_user(&d, (drm_i810_dma_t __user *) arg, sizeof(d))) - return -EFAULT; - - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - d.granted = 0; + d->granted = 0; - retcode = i810_dma_get_buffer(dev, &d, filp); + retcode = i810_dma_get_buffer(dev, d, file_priv); DRM_DEBUG("i810_dma: %d returning %d, granted = %d\n", - current->pid, retcode, d.granted); + current->pid, retcode, d->granted); - if (copy_to_user((void __user *) arg, &d, sizeof(d))) - return -EFAULT; sarea_priv->last_dispatch = (int)hw_status[5]; return retcode; } -static int i810_copybuf(struct inode *inode, - struct file *filp, unsigned int cmd, unsigned long arg) +static int i810_copybuf(struct drm_device *dev, void *data, + struct drm_file *file_priv) { /* Never copy - 2.4.x doesn't need it */ return 0; } -static int i810_docopy(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +static int i810_docopy(struct drm_device *dev, void *data, + struct drm_file *file_priv) { /* Never copy - 2.4.x doesn't need it */ return 0; @@ -1202,30 +1105,25 @@ static void i810_dma_dispatch_mc(struct drm_device * dev, struct drm_buf * buf, ADVANCE_LP_RING(); } -static int i810_dma_mc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_dma_mc(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; struct drm_device_dma *dma = dev->dma; drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) dev_priv->sarea_priv; - drm_i810_mc_t mc; - - if (copy_from_user(&mc, (drm_i810_mc_t __user *) arg, sizeof(mc))) - return -EFAULT; + drm_i810_mc_t *mc = data; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - if (mc.idx >= dma->buf_count || mc.idx < 0) + if (mc->idx >= dma->buf_count || mc->idx < 0) return -EINVAL; - i810_dma_dispatch_mc(dev, dma->buflist[mc.idx], mc.used, - mc.last_render); + i810_dma_dispatch_mc(dev, dma->buflist[mc->idx], mc->used, + mc->last_render); - atomic_add(mc.used, &dev->counts[_DRM_STAT_SECONDARY]); + atomic_add(mc->used, &dev->counts[_DRM_STAT_SECONDARY]); atomic_inc(&dev->counts[_DRM_STAT_DMA]); sarea_priv->last_enqueue = dev_priv->counter - 1; sarea_priv->last_dispatch = (int)hw_status[5]; @@ -1233,52 +1131,41 @@ static int i810_dma_mc(struct inode *inode, struct file *filp, return 0; } -static int i810_rstatus(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_rstatus(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; return (int)(((u32 *) (dev_priv->hw_status_page))[4]); } -static int i810_ov0_info(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_ov0_info(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; - drm_i810_overlay_t data; + drm_i810_overlay_t *ov = data; + + ov->offset = dev_priv->overlay_offset; + ov->physical = dev_priv->overlay_physical; - data.offset = dev_priv->overlay_offset; - data.physical = dev_priv->overlay_physical; - if (copy_to_user - ((drm_i810_overlay_t __user *) arg, &data, sizeof(data))) - return -EFAULT; return 0; } -static int i810_fstatus(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_fstatus(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; - LOCK_TEST_WITH_RETURN(dev, filp); - + LOCK_TEST_WITH_RETURN(dev, file_priv); return I810_READ(0x30008); } -static int i810_ov0_flip(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_ov0_flip(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); //Tell the overlay to update I810_WRITE(0x30000, dev_priv->overlay_physical | 0x80000000); @@ -1310,16 +1197,14 @@ static int i810_do_cleanup_pageflip(struct drm_device * dev) return 0; } -static int i810_flip_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i810_flip_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i810_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv->page_flipping) i810_do_init_pageflip(dev); @@ -1345,7 +1230,7 @@ void i810_driver_lastclose(struct drm_device * dev) i810_dma_cleanup(dev); } -void i810_driver_preclose(struct drm_device * dev, DRMFILE filp) +void i810_driver_preclose(struct drm_device * dev, struct drm_file *file_priv) { if (dev->dev_private) { drm_i810_private_t *dev_priv = dev->dev_private; @@ -1355,9 +1240,10 @@ void i810_driver_preclose(struct drm_device * dev, DRMFILE filp) } } -void i810_driver_reclaim_buffers_locked(struct drm_device * dev, struct file *filp) +void i810_driver_reclaim_buffers_locked(struct drm_device * dev, + struct drm_file *file_priv) { - i810_reclaim_buffers(dev, filp); + i810_reclaim_buffers(dev, file_priv); } int i810_driver_dma_quiescent(struct drm_device * dev) @@ -1366,22 +1252,22 @@ int i810_driver_dma_quiescent(struct drm_device * dev) return 0; } -drm_ioctl_desc_t i810_ioctls[] = { - [DRM_IOCTL_NR(DRM_I810_INIT)] = {i810_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_I810_VERTEX)] = {i810_dma_vertex, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_CLEAR)] = {i810_clear_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_FLUSH)] = {i810_flush_ioctl, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_GETAGE)] = {i810_getage, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_GETBUF)] = {i810_getbuf, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_SWAP)] = {i810_swap_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_COPY)] = {i810_copybuf, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_DOCOPY)] = {i810_docopy, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_OV0INFO)] = {i810_ov0_info, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_FSTATUS)] = {i810_fstatus, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_OV0FLIP)] = {i810_ov0_flip, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_MC)] = {i810_dma_mc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_I810_RSTATUS)] = {i810_rstatus, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I810_FLIP)] = {i810_flip_bufs, DRM_AUTH} +struct drm_ioctl_desc i810_ioctls[] = { + DRM_IOCTL_DEF(DRM_I810_INIT, i810_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_I810_VERTEX, i810_dma_vertex, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_CLEAR, i810_clear_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_FLUSH, i810_flush_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_GETAGE, i810_getage, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_GETBUF, i810_getbuf, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_SWAP, i810_swap_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_COPY, i810_copybuf, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_DOCOPY, i810_docopy, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_OV0INFO, i810_ov0_info, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_FSTATUS, i810_fstatus, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_OV0FLIP, i810_ov0_flip, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_MC, i810_dma_mc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_I810_RSTATUS, i810_rstatus, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I810_FLIP, i810_flip_bufs, DRM_AUTH) }; int i810_max_ioctl = DRM_ARRAY_SIZE(i810_ioctls); diff --git a/drivers/char/drm/i810_drm.h b/drivers/char/drm/i810_drm.h index 614977dbce45..7a10bb6f2c0f 100644 --- a/drivers/char/drm/i810_drm.h +++ b/drivers/char/drm/i810_drm.h @@ -102,13 +102,8 @@ typedef enum _drm_i810_init_func { /* This is the init structure after v1.2 */ typedef struct _drm_i810_init { drm_i810_init_func_t func; -#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) - int ring_map_idx; - int buffer_map_idx; -#else unsigned int mmio_offset; unsigned int buffers_offset; -#endif int sarea_priv_offset; unsigned int ring_start; unsigned int ring_end; diff --git a/drivers/char/drm/i810_drv.h b/drivers/char/drm/i810_drv.h index 648833844c7f..0af45872f67e 100644 --- a/drivers/char/drm/i810_drv.h +++ b/drivers/char/drm/i810_drv.h @@ -117,15 +117,16 @@ typedef struct drm_i810_private { /* i810_dma.c */ extern int i810_driver_dma_quiescent(struct drm_device * dev); extern void i810_driver_reclaim_buffers_locked(struct drm_device * dev, - struct file *filp); + struct drm_file *file_priv); extern int i810_driver_load(struct drm_device *, unsigned long flags); extern void i810_driver_lastclose(struct drm_device * dev); -extern void i810_driver_preclose(struct drm_device * dev, DRMFILE filp); +extern void i810_driver_preclose(struct drm_device * dev, + struct drm_file *file_priv); extern void i810_driver_reclaim_buffers_locked(struct drm_device * dev, - struct file *filp); + struct drm_file *file_priv); extern int i810_driver_device_is_agp(struct drm_device * dev); -extern drm_ioctl_desc_t i810_ioctls[]; +extern struct drm_ioctl_desc i810_ioctls[]; extern int i810_max_ioctl; #define I810_BASE(reg) ((unsigned long) \ diff --git a/drivers/char/drm/i830_dma.c b/drivers/char/drm/i830_dma.c index dc20c1a7834e..43a1f78712d6 100644 --- a/drivers/char/drm/i830_dma.c +++ b/drivers/char/drm/i830_dma.c @@ -122,10 +122,9 @@ static const struct file_operations i830_buffer_fops = { .fasync = drm_fasync, }; -static int i830_map_buffer(struct drm_buf * buf, struct file *filp) +static int i830_map_buffer(struct drm_buf * buf, struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; + struct drm_device *dev = file_priv->head->dev; drm_i830_buf_priv_t *buf_priv = buf->dev_private; drm_i830_private_t *dev_priv = dev->dev_private; const struct file_operations *old_fops; @@ -136,13 +135,13 @@ static int i830_map_buffer(struct drm_buf * buf, struct file *filp) return -EINVAL; down_write(¤t->mm->mmap_sem); - old_fops = filp->f_op; - filp->f_op = &i830_buffer_fops; + old_fops = file_priv->filp->f_op; + file_priv->filp->f_op = &i830_buffer_fops; dev_priv->mmap_buffer = buf; - virtual = do_mmap(filp, 0, buf->total, PROT_READ | PROT_WRITE, + virtual = do_mmap(file_priv->filp, 0, buf->total, PROT_READ | PROT_WRITE, MAP_SHARED, buf->bus_address); dev_priv->mmap_buffer = NULL; - filp->f_op = old_fops; + file_priv->filp->f_op = old_fops; if (IS_ERR((void *)virtual)) { /* ugh */ /* Real error */ DRM_ERROR("mmap error\n"); @@ -177,7 +176,7 @@ static int i830_unmap_buffer(struct drm_buf * buf) } static int i830_dma_get_buffer(struct drm_device * dev, drm_i830_dma_t * d, - struct file *filp) + struct drm_file *file_priv) { struct drm_buf *buf; drm_i830_buf_priv_t *buf_priv; @@ -190,13 +189,13 @@ static int i830_dma_get_buffer(struct drm_device * dev, drm_i830_dma_t * d, return retcode; } - retcode = i830_map_buffer(buf, filp); + retcode = i830_map_buffer(buf, file_priv); if (retcode) { i830_freelist_put(dev, buf); DRM_ERROR("mapbuf failed, retcode %d\n", retcode); return retcode; } - buf->filp = filp; + buf->file_priv = file_priv; buf_priv = buf->dev_private; d->granted = 1; d->request_idx = buf->idx; @@ -389,7 +388,7 @@ static int i830_dma_initialize(struct drm_device * dev, i830_dma_cleanup(dev); DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->ring.virtual_start = dev_priv->ring.map.handle; @@ -451,25 +450,20 @@ static int i830_dma_initialize(struct drm_device * dev, return 0; } -static int i830_dma_init(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i830_dma_init(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i830_private_t *dev_priv; - drm_i830_init_t init; + drm_i830_init_t *init = data; int retcode = 0; - if (copy_from_user(&init, (void *__user)arg, sizeof(init))) - return -EFAULT; - - switch (init.func) { + switch (init->func) { case I830_INIT_DMA: dev_priv = drm_alloc(sizeof(drm_i830_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) return -ENOMEM; - retcode = i830_dma_initialize(dev, dev_priv, &init); + retcode = i830_dma_initialize(dev, dev_priv, init); break; case I830_CLEANUP_DMA: retcode = i830_dma_cleanup(dev); @@ -1248,7 +1242,7 @@ static int i830_flush_queue(struct drm_device * dev) } /* Must be called with the lock held */ -static void i830_reclaim_buffers(struct drm_device * dev, struct file *filp) +static void i830_reclaim_buffers(struct drm_device * dev, struct drm_file *file_priv) { struct drm_device_dma *dma = dev->dma; int i; @@ -1266,7 +1260,7 @@ static void i830_reclaim_buffers(struct drm_device * dev, struct file *filp) struct drm_buf *buf = dma->buflist[i]; drm_i830_buf_priv_t *buf_priv = buf->dev_private; - if (buf->filp == filp && buf_priv) { + if (buf->file_priv == file_priv && buf_priv) { int used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_FREE); @@ -1278,45 +1272,36 @@ static void i830_reclaim_buffers(struct drm_device * dev, struct file *filp) } } -static int i830_flush_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i830_flush_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); i830_flush_queue(dev); return 0; } -static int i830_dma_vertex(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i830_dma_vertex(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; struct drm_device_dma *dma = dev->dma; drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) dev_priv->sarea_priv; - drm_i830_vertex_t vertex; - - if (copy_from_user - (&vertex, (drm_i830_vertex_t __user *) arg, sizeof(vertex))) - return -EFAULT; + drm_i830_vertex_t *vertex = data; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); DRM_DEBUG("i830 dma vertex, idx %d used %d discard %d\n", - vertex.idx, vertex.used, vertex.discard); + vertex->idx, vertex->used, vertex->discard); - if (vertex.idx < 0 || vertex.idx > dma->buf_count) + if (vertex->idx < 0 || vertex->idx > dma->buf_count) return -EINVAL; i830_dma_dispatch_vertex(dev, - dma->buflist[vertex.idx], - vertex.discard, vertex.used); + dma->buflist[vertex->idx], + vertex->discard, vertex->used); sarea_priv->last_enqueue = dev_priv->counter - 1; sarea_priv->last_dispatch = (int)hw_status[5]; @@ -1324,39 +1309,30 @@ static int i830_dma_vertex(struct inode *inode, struct file *filp, return 0; } -static int i830_clear_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i830_clear_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - drm_i830_clear_t clear; - - if (copy_from_user - (&clear, (drm_i830_clear_t __user *) arg, sizeof(clear))) - return -EFAULT; + drm_i830_clear_t *clear = data; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); /* GH: Someone's doing nasty things... */ if (!dev->dev_private) { return -EINVAL; } - i830_dma_dispatch_clear(dev, clear.flags, - clear.clear_color, - clear.clear_depth, clear.clear_depthmask); + i830_dma_dispatch_clear(dev, clear->flags, + clear->clear_color, + clear->clear_depth, clear->clear_depthmask); return 0; } -static int i830_swap_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i830_swap_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; - DRM_DEBUG("i830_swap_bufs\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); i830_dma_dispatch_swap(dev); return 0; @@ -1386,16 +1362,14 @@ static int i830_do_cleanup_pageflip(struct drm_device * dev) return 0; } -static int i830_flip_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i830_flip_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv->page_flipping) i830_do_init_pageflip(dev); @@ -1404,11 +1378,9 @@ static int i830_flip_bufs(struct inode *inode, struct file *filp, return 0; } -static int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +static int i830_getage(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) @@ -1418,58 +1390,50 @@ static int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd, return 0; } -static int i830_getbuf(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +static int i830_getbuf(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; int retcode = 0; - drm_i830_dma_t d; + drm_i830_dma_t *d = data; drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) dev_priv->sarea_priv; DRM_DEBUG("getbuf\n"); - if (copy_from_user(&d, (drm_i830_dma_t __user *) arg, sizeof(d))) - return -EFAULT; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - d.granted = 0; + d->granted = 0; - retcode = i830_dma_get_buffer(dev, &d, filp); + retcode = i830_dma_get_buffer(dev, d, file_priv); DRM_DEBUG("i830_dma: %d returning %d, granted = %d\n", - current->pid, retcode, d.granted); + current->pid, retcode, d->granted); - if (copy_to_user((void __user *) arg, &d, sizeof(d))) - return -EFAULT; sarea_priv->last_dispatch = (int)hw_status[5]; return retcode; } -static int i830_copybuf(struct inode *inode, - struct file *filp, unsigned int cmd, unsigned long arg) +static int i830_copybuf(struct drm_device *dev, void *data, + struct drm_file *file_priv) { /* Never copy - 2.4.x doesn't need it */ return 0; } -static int i830_docopy(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +static int i830_docopy(struct drm_device *dev, void *data, + struct drm_file *file_priv) { return 0; } -static int i830_getparam(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i830_getparam(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_getparam_t param; + drm_i830_getparam_t *param = data; int value; if (!dev_priv) { @@ -1477,11 +1441,7 @@ static int i830_getparam(struct inode *inode, struct file *filp, return -EINVAL; } - if (copy_from_user - (¶m, (drm_i830_getparam_t __user *) arg, sizeof(param))) - return -EFAULT; - - switch (param.param) { + switch (param->param) { case I830_PARAM_IRQ_ACTIVE: value = dev->irq_enabled; break; @@ -1489,7 +1449,7 @@ static int i830_getparam(struct inode *inode, struct file *filp, return -EINVAL; } - if (copy_to_user(param.value, &value, sizeof(int))) { + if (copy_to_user(param->value, &value, sizeof(int))) { DRM_ERROR("copy_to_user\n"); return -EFAULT; } @@ -1497,26 +1457,20 @@ static int i830_getparam(struct inode *inode, struct file *filp, return 0; } -static int i830_setparam(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static int i830_setparam(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_setparam_t param; + drm_i830_setparam_t *param = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user - (¶m, (drm_i830_setparam_t __user *) arg, sizeof(param))) - return -EFAULT; - - switch (param.param) { + switch (param->param) { case I830_SETPARAM_USE_MI_BATCHBUFFER_START: - dev_priv->use_mi_batchbuffer_start = param.value; + dev_priv->use_mi_batchbuffer_start = param->value; break; default: return -EINVAL; @@ -1542,7 +1496,7 @@ void i830_driver_lastclose(struct drm_device * dev) i830_dma_cleanup(dev); } -void i830_driver_preclose(struct drm_device * dev, DRMFILE filp) +void i830_driver_preclose(struct drm_device * dev, struct drm_file *file_priv) { if (dev->dev_private) { drm_i830_private_t *dev_priv = dev->dev_private; @@ -1552,9 +1506,9 @@ void i830_driver_preclose(struct drm_device * dev, DRMFILE filp) } } -void i830_driver_reclaim_buffers_locked(struct drm_device * dev, struct file *filp) +void i830_driver_reclaim_buffers_locked(struct drm_device * dev, struct drm_file *file_priv) { - i830_reclaim_buffers(dev, filp); + i830_reclaim_buffers(dev, file_priv); } int i830_driver_dma_quiescent(struct drm_device * dev) @@ -1563,21 +1517,21 @@ int i830_driver_dma_quiescent(struct drm_device * dev) return 0; } -drm_ioctl_desc_t i830_ioctls[] = { - [DRM_IOCTL_NR(DRM_I830_INIT)] = {i830_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_I830_VERTEX)] = {i830_dma_vertex, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_CLEAR)] = {i830_clear_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_FLUSH)] = {i830_flush_ioctl, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_GETAGE)] = {i830_getage, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_GETBUF)] = {i830_getbuf, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_SWAP)] = {i830_swap_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_COPY)] = {i830_copybuf, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_DOCOPY)] = {i830_docopy, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_FLIP)] = {i830_flip_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_IRQ_EMIT)] = {i830_irq_emit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_IRQ_WAIT)] = {i830_irq_wait, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_GETPARAM)] = {i830_getparam, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I830_SETPARAM)] = {i830_setparam, DRM_AUTH} +struct drm_ioctl_desc i830_ioctls[] = { + DRM_IOCTL_DEF(DRM_I830_INIT, i830_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_I830_VERTEX, i830_dma_vertex, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_CLEAR, i830_clear_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_FLUSH, i830_flush_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_GETAGE, i830_getage, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_GETBUF, i830_getbuf, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_SWAP, i830_swap_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_COPY, i830_copybuf, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_DOCOPY, i830_docopy, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_FLIP, i830_flip_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_IRQ_EMIT, i830_irq_emit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_IRQ_WAIT, i830_irq_wait, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_GETPARAM, i830_getparam, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I830_SETPARAM, i830_setparam, DRM_AUTH) }; int i830_max_ioctl = DRM_ARRAY_SIZE(i830_ioctls); diff --git a/drivers/char/drm/i830_drv.h b/drivers/char/drm/i830_drv.h index ddda67956dea..db3a9fa83960 100644 --- a/drivers/char/drm/i830_drv.h +++ b/drivers/char/drm/i830_drv.h @@ -122,24 +122,25 @@ typedef struct drm_i830_private { } drm_i830_private_t; -extern drm_ioctl_desc_t i830_ioctls[]; +extern struct drm_ioctl_desc i830_ioctls[]; extern int i830_max_ioctl; /* i830_irq.c */ -extern int i830_irq_emit(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int i830_irq_wait(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int i830_irq_emit(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int i830_irq_wait(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern irqreturn_t i830_driver_irq_handler(DRM_IRQ_ARGS); extern void i830_driver_irq_preinstall(struct drm_device * dev); extern void i830_driver_irq_postinstall(struct drm_device * dev); extern void i830_driver_irq_uninstall(struct drm_device * dev); extern int i830_driver_load(struct drm_device *, unsigned long flags); -extern void i830_driver_preclose(struct drm_device * dev, DRMFILE filp); +extern void i830_driver_preclose(struct drm_device * dev, + struct drm_file *file_priv); extern void i830_driver_lastclose(struct drm_device * dev); extern void i830_driver_reclaim_buffers_locked(struct drm_device * dev, - struct file *filp); + struct drm_file *file_priv); extern int i830_driver_dma_quiescent(struct drm_device * dev); extern int i830_driver_device_is_agp(struct drm_device * dev); diff --git a/drivers/char/drm/i830_irq.c b/drivers/char/drm/i830_irq.c index a1b5c63c3c3e..76403f4b6200 100644 --- a/drivers/char/drm/i830_irq.c +++ b/drivers/char/drm/i830_irq.c @@ -114,29 +114,23 @@ static int i830_wait_irq(struct drm_device * dev, int irq_nr) /* Needs the lock as it touches the ring. */ -int i830_irq_emit(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +int i830_irq_emit(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_irq_emit_t emit; + drm_i830_irq_emit_t *emit = data; int result; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user - (&emit, (drm_i830_irq_emit_t __user *) arg, sizeof(emit))) - return -EFAULT; - result = i830_emit_irq(dev); - if (copy_to_user(emit.irq_seq, &result, sizeof(int))) { + if (copy_to_user(emit->irq_seq, &result, sizeof(int))) { DRM_ERROR("copy_to_user\n"); return -EFAULT; } @@ -146,24 +140,18 @@ int i830_irq_emit(struct inode *inode, struct file *filp, unsigned int cmd, /* Doesn't need the hardware lock. */ -int i830_irq_wait(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +int i830_irq_wait(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_irq_wait_t irqwait; + drm_i830_irq_wait_t *irqwait = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user(&irqwait, (drm_i830_irq_wait_t __user *) arg, - sizeof(irqwait))) - return -EFAULT; - - return i830_wait_irq(dev, irqwait.irq_seq); + return i830_wait_irq(dev, irqwait->irq_seq); } /* drm_dma.h hooks diff --git a/drivers/char/drm/i915_dma.c b/drivers/char/drm/i915_dma.c index 8e7d713a5a15..e61a43e5b3ac 100644 --- a/drivers/char/drm/i915_dma.c +++ b/drivers/char/drm/i915_dma.c @@ -70,7 +70,7 @@ int i915_wait_ring(struct drm_device * dev, int n, const char *caller) last_head = ring->head; } - return DRM_ERR(EBUSY); + return -EBUSY; } void i915_kernel_lost_context(struct drm_device * dev) @@ -137,7 +137,7 @@ static int i915_initialize(struct drm_device * dev, DRM_ERROR("can not find sarea!\n"); dev->dev_private = (void *)dev_priv; i915_dma_cleanup(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->mmio_map = drm_core_findmap(dev, init->mmio_offset); @@ -145,7 +145,7 @@ static int i915_initialize(struct drm_device * dev, dev->dev_private = (void *)dev_priv; i915_dma_cleanup(dev); DRM_ERROR("can not find mmio map!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->sarea_priv = (drm_i915_sarea_t *) @@ -169,7 +169,7 @@ static int i915_initialize(struct drm_device * dev, i915_dma_cleanup(dev); DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->ring.virtual_start = dev_priv->ring.map.handle; @@ -200,7 +200,7 @@ static int i915_initialize(struct drm_device * dev, dev->dev_private = (void *)dev_priv; i915_dma_cleanup(dev); DRM_ERROR("Can not allocate hardware status page\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->hw_status_page = dev_priv->status_page_dmah->vaddr; dev_priv->dma_status_page = dev_priv->status_page_dmah->busaddr; @@ -221,24 +221,24 @@ static int i915_dma_resume(struct drm_device * dev) if (!dev_priv->sarea) { DRM_ERROR("can not find sarea!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } if (!dev_priv->mmio_map) { DRM_ERROR("can not find mmio map!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } if (dev_priv->ring.map.handle == NULL) { DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } /* Program Hardware Status Page */ if (!dev_priv->hw_status_page) { DRM_ERROR("Can not find hardware status page\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); @@ -251,23 +251,20 @@ static int i915_dma_resume(struct drm_device * dev) return 0; } -static int i915_dma_init(DRM_IOCTL_ARGS) +static int i915_dma_init(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv; - drm_i915_init_t init; + drm_i915_init_t *init = data; int retcode = 0; - DRM_COPY_FROM_USER_IOCTL(init, (drm_i915_init_t __user *) data, - sizeof(init)); - - switch (init.func) { + switch (init->func) { case I915_INIT_DMA: dev_priv = drm_alloc(sizeof(drm_i915_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) - return DRM_ERR(ENOMEM); - retcode = i915_initialize(dev, dev_priv, &init); + return -ENOMEM; + retcode = i915_initialize(dev, dev_priv, init); break; case I915_CLEANUP_DMA: retcode = i915_dma_cleanup(dev); @@ -276,7 +273,7 @@ static int i915_dma_init(DRM_IOCTL_ARGS) retcode = i915_dma_resume(dev); break; default: - retcode = DRM_ERR(EINVAL); + retcode = -EINVAL; break; } @@ -366,7 +363,7 @@ static int i915_emit_cmds(struct drm_device * dev, int __user * buffer, int dwor RING_LOCALS; if ((dwords+1) * sizeof(int) >= dev_priv->ring.Size - 8) - return DRM_ERR(EINVAL); + return -EINVAL; BEGIN_LP_RING((dwords+1)&~1); @@ -374,17 +371,17 @@ static int i915_emit_cmds(struct drm_device * dev, int __user * buffer, int dwor int cmd, sz; if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i], sizeof(cmd))) - return DRM_ERR(EINVAL); + return -EINVAL; if ((sz = validate_cmd(cmd)) == 0 || i + sz > dwords) - return DRM_ERR(EINVAL); + return -EINVAL; OUT_RING(cmd); while (++i, --sz) { if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i], sizeof(cmd))) { - return DRM_ERR(EINVAL); + return -EINVAL; } OUT_RING(cmd); } @@ -407,13 +404,13 @@ static int i915_emit_box(struct drm_device * dev, RING_LOCALS; if (DRM_COPY_FROM_USER_UNCHECKED(&box, &boxes[i], sizeof(box))) { - return DRM_ERR(EFAULT); + return -EFAULT; } if (box.y2 <= box.y1 || box.x2 <= box.x1 || box.y2 <= 0 || box.x2 <= 0) { DRM_ERROR("Bad box %d,%d..%d,%d\n", box.x1, box.y1, box.x2, box.y2); - return DRM_ERR(EINVAL); + return -EINVAL; } if (IS_I965G(dev)) { @@ -467,7 +464,7 @@ static int i915_dispatch_cmdbuffer(struct drm_device * dev, if (cmd->sz & 0x3) { DRM_ERROR("alignment"); - return DRM_ERR(EINVAL); + return -EINVAL; } i915_kernel_lost_context(dev); @@ -502,7 +499,7 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev, if ((batch->start | batch->used) & 0x7) { DRM_ERROR("alignment"); - return DRM_ERR(EINVAL); + return -EINVAL; } i915_kernel_lost_context(dev); @@ -598,76 +595,69 @@ static int i915_quiescent(struct drm_device * dev) return i915_wait_ring(dev, dev_priv->ring.Size - 8, __FUNCTION__); } -static int i915_flush_ioctl(DRM_IOCTL_ARGS) +static int i915_flush_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return i915_quiescent(dev); } -static int i915_batchbuffer(DRM_IOCTL_ARGS) +static int i915_batchbuffer(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *) dev_priv->sarea_priv; - drm_i915_batchbuffer_t batch; + drm_i915_batchbuffer_t *batch = data; int ret; if (!dev_priv->allow_batchbuffer) { DRM_ERROR("Batchbuffer ioctl disabled\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(batch, (drm_i915_batchbuffer_t __user *) data, - sizeof(batch)); - DRM_DEBUG("i915 batchbuffer, start %x used %d cliprects %d\n", - batch.start, batch.used, batch.num_cliprects); + batch->start, batch->used, batch->num_cliprects); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - if (batch.num_cliprects && DRM_VERIFYAREA_READ(batch.cliprects, - batch.num_cliprects * + if (batch->num_cliprects && DRM_VERIFYAREA_READ(batch->cliprects, + batch->num_cliprects * sizeof(struct drm_clip_rect))) - return DRM_ERR(EFAULT); + return -EFAULT; - ret = i915_dispatch_batchbuffer(dev, &batch); + ret = i915_dispatch_batchbuffer(dev, batch); sarea_priv->last_dispatch = (int)hw_status[5]; return ret; } -static int i915_cmdbuffer(DRM_IOCTL_ARGS) +static int i915_cmdbuffer(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *) dev_priv->sarea_priv; - drm_i915_cmdbuffer_t cmdbuf; + drm_i915_cmdbuffer_t *cmdbuf = data; int ret; - DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_i915_cmdbuffer_t __user *) data, - sizeof(cmdbuf)); - DRM_DEBUG("i915 cmdbuffer, buf %p sz %d cliprects %d\n", - cmdbuf.buf, cmdbuf.sz, cmdbuf.num_cliprects); + cmdbuf->buf, cmdbuf->sz, cmdbuf->num_cliprects); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - if (cmdbuf.num_cliprects && - DRM_VERIFYAREA_READ(cmdbuf.cliprects, - cmdbuf.num_cliprects * + if (cmdbuf->num_cliprects && + DRM_VERIFYAREA_READ(cmdbuf->cliprects, + cmdbuf->num_cliprects * sizeof(struct drm_clip_rect))) { DRM_ERROR("Fault accessing cliprects\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } - ret = i915_dispatch_cmdbuffer(dev, &cmdbuf); + ret = i915_dispatch_cmdbuffer(dev, cmdbuf); if (ret) { DRM_ERROR("i915_dispatch_cmdbuffer failed\n"); return ret; @@ -677,33 +667,29 @@ static int i915_cmdbuffer(DRM_IOCTL_ARGS) return 0; } -static int i915_flip_bufs(DRM_IOCTL_ARGS) +static int i915_flip_bufs(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return i915_dispatch_flip(dev); } -static int i915_getparam(DRM_IOCTL_ARGS) +static int i915_getparam(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_getparam_t param; + drm_i915_getparam_t *param = data; int value; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(param, (drm_i915_getparam_t __user *) data, - sizeof(param)); - - switch (param.param) { + switch (param->param) { case I915_PARAM_IRQ_ACTIVE: value = dev->irq ? 1 : 0; break; @@ -714,68 +700,64 @@ static int i915_getparam(DRM_IOCTL_ARGS) value = READ_BREADCRUMB(dev_priv); break; default: - DRM_ERROR("Unknown parameter %d\n", param.param); - return DRM_ERR(EINVAL); + DRM_ERROR("Unknown parameter %d\n", param->param); + return -EINVAL; } - if (DRM_COPY_TO_USER(param.value, &value, sizeof(int))) { + if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) { DRM_ERROR("DRM_COPY_TO_USER failed\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } return 0; } -static int i915_setparam(DRM_IOCTL_ARGS) +static int i915_setparam(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_setparam_t param; + drm_i915_setparam_t *param = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(param, (drm_i915_setparam_t __user *) data, - sizeof(param)); - - switch (param.param) { + switch (param->param) { case I915_SETPARAM_USE_MI_BATCHBUFFER_START: if (!IS_I965G(dev)) - dev_priv->use_mi_batchbuffer_start = param.value; + dev_priv->use_mi_batchbuffer_start = param->value; break; case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY: - dev_priv->tex_lru_log_granularity = param.value; + dev_priv->tex_lru_log_granularity = param->value; break; case I915_SETPARAM_ALLOW_BATCHBUFFER: - dev_priv->allow_batchbuffer = param.value; + dev_priv->allow_batchbuffer = param->value; break; default: - DRM_ERROR("unknown parameter %d\n", param.param); - return DRM_ERR(EINVAL); + DRM_ERROR("unknown parameter %d\n", param->param); + return -EINVAL; } return 0; } -static int i915_set_status_page(DRM_IOCTL_ARGS) +static int i915_set_status_page(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_hws_addr_t hws; + drm_i915_hws_addr_t *hws = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(hws, (drm_i915_hws_addr_t __user *) data, - sizeof(hws)); - printk(KERN_DEBUG "set status page addr 0x%08x\n", (u32)hws.addr); - dev_priv->status_gfx_addr = hws.addr & (0x1ffff<<12); + printk(KERN_DEBUG "set status page addr 0x%08x\n", (u32)hws->addr); + + dev_priv->status_gfx_addr = hws->addr & (0x1ffff<<12); - dev_priv->hws_map.offset = dev->agp->agp_info.aper_base + hws.addr; + dev_priv->hws_map.offset = dev->agp->agp_info.aper_base + hws->addr; dev_priv->hws_map.size = 4*1024; dev_priv->hws_map.type = 0; dev_priv->hws_map.flags = 0; @@ -788,7 +770,7 @@ static int i915_set_status_page(DRM_IOCTL_ARGS) dev_priv->status_gfx_addr = 0; DRM_ERROR("can not ioremap virtual address for" " G33 hw status page\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->hw_status_page = dev_priv->hws_map.handle; @@ -821,32 +803,32 @@ void i915_driver_lastclose(struct drm_device * dev) i915_dma_cleanup(dev); } -void i915_driver_preclose(struct drm_device * dev, DRMFILE filp) +void i915_driver_preclose(struct drm_device * dev, struct drm_file *file_priv) { if (dev->dev_private) { drm_i915_private_t *dev_priv = dev->dev_private; - i915_mem_release(dev, filp, dev_priv->agp_heap); + i915_mem_release(dev, file_priv, dev_priv->agp_heap); } } -drm_ioctl_desc_t i915_ioctls[] = { - [DRM_IOCTL_NR(DRM_I915_INIT)] = {i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_I915_FLUSH)] = {i915_flush_ioctl, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_FLIP)] = {i915_flip_bufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_BATCHBUFFER)] = {i915_batchbuffer, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_IRQ_EMIT)] = {i915_irq_emit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_IRQ_WAIT)] = {i915_irq_wait, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_GETPARAM)] = {i915_getparam, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_SETPARAM)] = {i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_I915_ALLOC)] = {i915_mem_alloc, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_FREE)] = {i915_mem_free, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_INIT_HEAP)] = {i915_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_I915_CMDBUFFER)] = {i915_cmdbuffer, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_DESTROY_HEAP)] = { i915_mem_destroy_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY }, - [DRM_IOCTL_NR(DRM_I915_SET_VBLANK_PIPE)] = { i915_vblank_pipe_set, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY }, - [DRM_IOCTL_NR(DRM_I915_GET_VBLANK_PIPE)] = { i915_vblank_pipe_get, DRM_AUTH }, - [DRM_IOCTL_NR(DRM_I915_VBLANK_SWAP)] = {i915_vblank_swap, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_I915_HWS_ADDR)] = {i915_set_status_page, DRM_AUTH}, +struct drm_ioctl_desc i915_ioctls[] = { + DRM_IOCTL_DEF(DRM_I915_INIT, i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_I915_FLUSH, i915_flush_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_FLIP, i915_flip_bufs, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_BATCHBUFFER, i915_batchbuffer, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_IRQ_EMIT, i915_irq_emit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_IRQ_WAIT, i915_irq_wait, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_GETPARAM, i915_getparam, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_SETPARAM, i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_I915_ALLOC, i915_mem_alloc, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_FREE, i915_mem_free, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_INIT_HEAP, i915_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_I915_CMDBUFFER, i915_cmdbuffer, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_DESTROY_HEAP, i915_mem_destroy_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY ), + DRM_IOCTL_DEF(DRM_I915_SET_VBLANK_PIPE, i915_vblank_pipe_set, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY ), + DRM_IOCTL_DEF(DRM_I915_GET_VBLANK_PIPE, i915_vblank_pipe_get, DRM_AUTH ), + DRM_IOCTL_DEF(DRM_I915_VBLANK_SWAP, i915_vblank_swap, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH), }; int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls); diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h index 28b98733beb8..e064292e703a 100644 --- a/drivers/char/drm/i915_drv.h +++ b/drivers/char/drm/i915_drv.h @@ -70,7 +70,7 @@ struct mem_block { struct mem_block *prev; int start; int size; - DRMFILE filp; /* 0: free, -1: heap, other: real files */ + struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */ }; typedef struct _drm_i915_vbl_swap { @@ -116,21 +116,24 @@ typedef struct drm_i915_private { unsigned int swaps_pending; } drm_i915_private_t; -extern drm_ioctl_desc_t i915_ioctls[]; +extern struct drm_ioctl_desc i915_ioctls[]; extern int i915_max_ioctl; /* i915_dma.c */ extern void i915_kernel_lost_context(struct drm_device * dev); extern int i915_driver_load(struct drm_device *, unsigned long flags); extern void i915_driver_lastclose(struct drm_device * dev); -extern void i915_driver_preclose(struct drm_device * dev, DRMFILE filp); +extern void i915_driver_preclose(struct drm_device *dev, + struct drm_file *file_priv); extern int i915_driver_device_is_agp(struct drm_device * dev); extern long i915_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); /* i915_irq.c */ -extern int i915_irq_emit(DRM_IOCTL_ARGS); -extern int i915_irq_wait(DRM_IOCTL_ARGS); +extern int i915_irq_emit(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int i915_irq_wait(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int i915_driver_vblank_wait(struct drm_device *dev, unsigned int *sequence); extern int i915_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence); @@ -138,18 +141,25 @@ extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS); extern void i915_driver_irq_preinstall(struct drm_device * dev); extern void i915_driver_irq_postinstall(struct drm_device * dev); extern void i915_driver_irq_uninstall(struct drm_device * dev); -extern int i915_vblank_pipe_set(DRM_IOCTL_ARGS); -extern int i915_vblank_pipe_get(DRM_IOCTL_ARGS); -extern int i915_vblank_swap(DRM_IOCTL_ARGS); +extern int i915_vblank_pipe_set(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int i915_vblank_pipe_get(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int i915_vblank_swap(struct drm_device *dev, void *data, + struct drm_file *file_priv); /* i915_mem.c */ -extern int i915_mem_alloc(DRM_IOCTL_ARGS); -extern int i915_mem_free(DRM_IOCTL_ARGS); -extern int i915_mem_init_heap(DRM_IOCTL_ARGS); -extern int i915_mem_destroy_heap(DRM_IOCTL_ARGS); +extern int i915_mem_alloc(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int i915_mem_free(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int i915_mem_init_heap(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int i915_mem_destroy_heap(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern void i915_mem_takedown(struct mem_block **heap); extern void i915_mem_release(struct drm_device * dev, - DRMFILE filp, struct mem_block *heap); + struct drm_file *file_priv, struct mem_block *heap); #define I915_READ(reg) DRM_READ32(dev_priv->mmio_map, (reg)) #define I915_WRITE(reg,val) DRM_WRITE32(dev_priv->mmio_map, (reg), (val)) diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c index bb8e9e9c8201..a443f4a202e3 100644 --- a/drivers/char/drm/i915_irq.c +++ b/drivers/char/drm/i915_irq.c @@ -311,7 +311,7 @@ static int i915_wait_irq(struct drm_device * dev, int irq_nr) DRM_WAIT_ON(ret, dev_priv->irq_queue, 3 * DRM_HZ, READ_BREADCRUMB(dev_priv) >= irq_nr); - if (ret == DRM_ERR(EBUSY)) { + if (ret == -EBUSY) { DRM_ERROR("%s: EBUSY -- rec: %d emitted: %d\n", __FUNCTION__, READ_BREADCRUMB(dev_priv), (int)dev_priv->counter); @@ -330,7 +330,7 @@ static int i915_driver_vblank_do_wait(struct drm_device *dev, unsigned int *sequ if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } DRM_WAIT_ON(ret, dev->vbl_queue, 3 * DRM_HZ, @@ -355,28 +355,25 @@ int i915_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence) /* Needs the lock as it touches the ring. */ -int i915_irq_emit(DRM_IOCTL_ARGS) +int i915_irq_emit(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_irq_emit_t emit; + drm_i915_irq_emit_t *emit = data; int result; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(emit, (drm_i915_irq_emit_t __user *) data, - sizeof(emit)); - result = i915_emit_irq(dev); - if (DRM_COPY_TO_USER(emit.irq_seq, &result, sizeof(int))) { + if (DRM_COPY_TO_USER(emit->irq_seq, &result, sizeof(int))) { DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } return 0; @@ -384,21 +381,18 @@ int i915_irq_emit(DRM_IOCTL_ARGS) /* Doesn't need the hardware lock. */ -int i915_irq_wait(DRM_IOCTL_ARGS) +int i915_irq_wait(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_irq_wait_t irqwait; + drm_i915_irq_wait_t *irqwait = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(irqwait, (drm_i915_irq_wait_t __user *) data, - sizeof(irqwait)); - - return i915_wait_irq(dev, irqwait.irq_seq); + return i915_wait_irq(dev, irqwait->irq_seq); } static void i915_enable_interrupt (struct drm_device *dev) @@ -417,64 +411,60 @@ static void i915_enable_interrupt (struct drm_device *dev) /* Set the vblank monitor pipe */ -int i915_vblank_pipe_set(DRM_IOCTL_ARGS) +int i915_vblank_pipe_set(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_vblank_pipe_t pipe; + drm_i915_vblank_pipe_t *pipe = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(pipe, (drm_i915_vblank_pipe_t __user *) data, - sizeof(pipe)); - - if (pipe.pipe & ~(DRM_I915_VBLANK_PIPE_A|DRM_I915_VBLANK_PIPE_B)) { + if (pipe->pipe & ~(DRM_I915_VBLANK_PIPE_A|DRM_I915_VBLANK_PIPE_B)) { DRM_ERROR("%s called with invalid pipe 0x%x\n", - __FUNCTION__, pipe.pipe); - return DRM_ERR(EINVAL); + __FUNCTION__, pipe->pipe); + return -EINVAL; } - dev_priv->vblank_pipe = pipe.pipe; + dev_priv->vblank_pipe = pipe->pipe; i915_enable_interrupt (dev); return 0; } -int i915_vblank_pipe_get(DRM_IOCTL_ARGS) +int i915_vblank_pipe_get(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_vblank_pipe_t pipe; + drm_i915_vblank_pipe_t *pipe = data; u16 flag; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } flag = I915_READ(I915REG_INT_ENABLE_R); - pipe.pipe = 0; + pipe->pipe = 0; if (flag & VSYNC_PIPEA_FLAG) - pipe.pipe |= DRM_I915_VBLANK_PIPE_A; + pipe->pipe |= DRM_I915_VBLANK_PIPE_A; if (flag & VSYNC_PIPEB_FLAG) - pipe.pipe |= DRM_I915_VBLANK_PIPE_B; - DRM_COPY_TO_USER_IOCTL((drm_i915_vblank_pipe_t __user *) data, pipe, - sizeof(pipe)); + pipe->pipe |= DRM_I915_VBLANK_PIPE_B; + return 0; } /** * Schedule buffer swap at given vertical blank. */ -int i915_vblank_swap(DRM_IOCTL_ARGS) +int i915_vblank_swap(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_vblank_swap_t swap; + drm_i915_vblank_swap_t *swap = data; drm_i915_vbl_swap_t *vbl_swap; unsigned int pipe, seqtype, curseq; unsigned long irqflags; @@ -482,38 +472,35 @@ int i915_vblank_swap(DRM_IOCTL_ARGS) if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __func__); - return DRM_ERR(EINVAL); + return -EINVAL; } if (dev_priv->sarea_priv->rotation) { DRM_DEBUG("Rotation not supported\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(swap, (drm_i915_vblank_swap_t __user *) data, - sizeof(swap)); - - if (swap.seqtype & ~(_DRM_VBLANK_RELATIVE | _DRM_VBLANK_ABSOLUTE | + if (swap->seqtype & ~(_DRM_VBLANK_RELATIVE | _DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_SECONDARY | _DRM_VBLANK_NEXTONMISS)) { - DRM_ERROR("Invalid sequence type 0x%x\n", swap.seqtype); - return DRM_ERR(EINVAL); + DRM_ERROR("Invalid sequence type 0x%x\n", swap->seqtype); + return -EINVAL; } - pipe = (swap.seqtype & _DRM_VBLANK_SECONDARY) ? 1 : 0; + pipe = (swap->seqtype & _DRM_VBLANK_SECONDARY) ? 1 : 0; - seqtype = swap.seqtype & (_DRM_VBLANK_RELATIVE | _DRM_VBLANK_ABSOLUTE); + seqtype = swap->seqtype & (_DRM_VBLANK_RELATIVE | _DRM_VBLANK_ABSOLUTE); if (!(dev_priv->vblank_pipe & (1 << pipe))) { DRM_ERROR("Invalid pipe %d\n", pipe); - return DRM_ERR(EINVAL); + return -EINVAL; } spin_lock_irqsave(&dev->drw_lock, irqflags); - if (!drm_get_drawable_info(dev, swap.drawable)) { + if (!drm_get_drawable_info(dev, swap->drawable)) { spin_unlock_irqrestore(&dev->drw_lock, irqflags); - DRM_DEBUG("Invalid drawable ID %d\n", swap.drawable); - return DRM_ERR(EINVAL); + DRM_DEBUG("Invalid drawable ID %d\n", swap->drawable); + return -EINVAL; } spin_unlock_irqrestore(&dev->drw_lock, irqflags); @@ -521,14 +508,14 @@ int i915_vblank_swap(DRM_IOCTL_ARGS) curseq = atomic_read(pipe ? &dev->vbl_received2 : &dev->vbl_received); if (seqtype == _DRM_VBLANK_RELATIVE) - swap.sequence += curseq; + swap->sequence += curseq; - if ((curseq - swap.sequence) <= (1<<23)) { - if (swap.seqtype & _DRM_VBLANK_NEXTONMISS) { - swap.sequence = curseq + 1; + if ((curseq - swap->sequence) <= (1<<23)) { + if (swap->seqtype & _DRM_VBLANK_NEXTONMISS) { + swap->sequence = curseq + 1; } else { DRM_DEBUG("Missed target sequence\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -537,9 +524,9 @@ int i915_vblank_swap(DRM_IOCTL_ARGS) list_for_each(list, &dev_priv->vbl_swaps.head) { vbl_swap = list_entry(list, drm_i915_vbl_swap_t, head); - if (vbl_swap->drw_id == swap.drawable && + if (vbl_swap->drw_id == swap->drawable && vbl_swap->pipe == pipe && - vbl_swap->sequence == swap.sequence) { + vbl_swap->sequence == swap->sequence) { spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags); DRM_DEBUG("Already scheduled\n"); return 0; @@ -550,21 +537,21 @@ int i915_vblank_swap(DRM_IOCTL_ARGS) if (dev_priv->swaps_pending >= 100) { DRM_DEBUG("Too many swaps queued\n"); - return DRM_ERR(EBUSY); + return -EBUSY; } - vbl_swap = drm_calloc(1, sizeof(vbl_swap), DRM_MEM_DRIVER); + vbl_swap = drm_calloc(1, sizeof(*vbl_swap), DRM_MEM_DRIVER); if (!vbl_swap) { DRM_ERROR("Failed to allocate memory to queue swap\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } DRM_DEBUG("\n"); - vbl_swap->drw_id = swap.drawable; + vbl_swap->drw_id = swap->drawable; vbl_swap->pipe = pipe; - vbl_swap->sequence = swap.sequence; + vbl_swap->sequence = swap->sequence; spin_lock_irqsave(&dev_priv->swaps_lock, irqflags); @@ -573,9 +560,6 @@ int i915_vblank_swap(DRM_IOCTL_ARGS) spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags); - DRM_COPY_TO_USER_IOCTL((drm_i915_vblank_swap_t __user *) data, swap, - sizeof(swap)); - return 0; } diff --git a/drivers/char/drm/i915_mem.c b/drivers/char/drm/i915_mem.c index 50b4bacef0e0..56fb9b30a5d7 100644 --- a/drivers/char/drm/i915_mem.c +++ b/drivers/char/drm/i915_mem.c @@ -89,7 +89,7 @@ static void mark_block(struct drm_device * dev, struct mem_block *p, int in_use) */ static struct mem_block *split_block(struct mem_block *p, int start, int size, - DRMFILE filp) + struct drm_file *file_priv) { /* Maybe cut off the start of an existing block */ if (start > p->start) { @@ -99,7 +99,7 @@ static struct mem_block *split_block(struct mem_block *p, int start, int size, goto out; newblock->start = start; newblock->size = p->size - (start - p->start); - newblock->filp = NULL; + newblock->file_priv = NULL; newblock->next = p->next; newblock->prev = p; p->next->prev = newblock; @@ -116,7 +116,7 @@ static struct mem_block *split_block(struct mem_block *p, int start, int size, goto out; newblock->start = start + size; newblock->size = p->size - size; - newblock->filp = NULL; + newblock->file_priv = NULL; newblock->next = p->next; newblock->prev = p; p->next->prev = newblock; @@ -126,20 +126,20 @@ static struct mem_block *split_block(struct mem_block *p, int start, int size, out: /* Our block is in the middle */ - p->filp = filp; + p->file_priv = file_priv; return p; } static struct mem_block *alloc_block(struct mem_block *heap, int size, - int align2, DRMFILE filp) + int align2, struct drm_file *file_priv) { struct mem_block *p; int mask = (1 << align2) - 1; for (p = heap->next; p != heap; p = p->next) { int start = (p->start + mask) & ~mask; - if (p->filp == NULL && start + size <= p->start + p->size) - return split_block(p, start, size, filp); + if (p->file_priv == NULL && start + size <= p->start + p->size) + return split_block(p, start, size, file_priv); } return NULL; @@ -158,12 +158,12 @@ static struct mem_block *find_block(struct mem_block *heap, int start) static void free_block(struct mem_block *p) { - p->filp = NULL; + p->file_priv = NULL; - /* Assumes a single contiguous range. Needs a special filp in + /* Assumes a single contiguous range. Needs a special file_priv in * 'heap' to stop it being subsumed. */ - if (p->next->filp == NULL) { + if (p->next->file_priv == NULL) { struct mem_block *q = p->next; p->size += q->size; p->next = q->next; @@ -171,7 +171,7 @@ static void free_block(struct mem_block *p) drm_free(q, sizeof(*q), DRM_MEM_BUFLISTS); } - if (p->prev->filp == NULL) { + if (p->prev->file_priv == NULL) { struct mem_block *q = p->prev; q->size += p->size; q->next = p->next; @@ -197,18 +197,19 @@ static int init_heap(struct mem_block **heap, int start, int size) blocks->start = start; blocks->size = size; - blocks->filp = NULL; + blocks->file_priv = NULL; blocks->next = blocks->prev = *heap; memset(*heap, 0, sizeof(**heap)); - (*heap)->filp = (DRMFILE) - 1; + (*heap)->file_priv = (struct drm_file *) - 1; (*heap)->next = (*heap)->prev = blocks; return 0; } /* Free all blocks associated with the releasing file. */ -void i915_mem_release(struct drm_device * dev, DRMFILE filp, struct mem_block *heap) +void i915_mem_release(struct drm_device * dev, struct drm_file *file_priv, + struct mem_block *heap) { struct mem_block *p; @@ -216,17 +217,17 @@ void i915_mem_release(struct drm_device * dev, DRMFILE filp, struct mem_block *h return; for (p = heap->next; p != heap; p = p->next) { - if (p->filp == filp) { - p->filp = NULL; + if (p->file_priv == file_priv) { + p->file_priv = NULL; mark_block(dev, p, 0); } } - /* Assumes a single contiguous range. Needs a special filp in + /* Assumes a single contiguous range. Needs a special file_priv in * 'heap' to stop it being subsumed. */ for (p = heap->next; p != heap; p = p->next) { - while (p->filp == NULL && p->next->filp == NULL) { + while (p->file_priv == NULL && p->next->file_priv == NULL) { struct mem_block *q = p->next; p->size += q->size; p->next = q->next; @@ -267,129 +268,117 @@ static struct mem_block **get_heap(drm_i915_private_t * dev_priv, int region) /* IOCTL HANDLERS */ -int i915_mem_alloc(DRM_IOCTL_ARGS) +int i915_mem_alloc(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_mem_alloc_t alloc; + drm_i915_mem_alloc_t *alloc = data; struct mem_block *block, **heap; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(alloc, (drm_i915_mem_alloc_t __user *) data, - sizeof(alloc)); - - heap = get_heap(dev_priv, alloc.region); + heap = get_heap(dev_priv, alloc->region); if (!heap || !*heap) - return DRM_ERR(EFAULT); + return -EFAULT; /* Make things easier on ourselves: all allocations at least * 4k aligned. */ - if (alloc.alignment < 12) - alloc.alignment = 12; + if (alloc->alignment < 12) + alloc->alignment = 12; - block = alloc_block(*heap, alloc.size, alloc.alignment, filp); + block = alloc_block(*heap, alloc->size, alloc->alignment, file_priv); if (!block) - return DRM_ERR(ENOMEM); + return -ENOMEM; mark_block(dev, block, 1); - if (DRM_COPY_TO_USER(alloc.region_offset, &block->start, sizeof(int))) { + if (DRM_COPY_TO_USER(alloc->region_offset, &block->start, + sizeof(int))) { DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } return 0; } -int i915_mem_free(DRM_IOCTL_ARGS) +int i915_mem_free(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_mem_free_t memfree; + drm_i915_mem_free_t *memfree = data; struct mem_block *block, **heap; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(memfree, (drm_i915_mem_free_t __user *) data, - sizeof(memfree)); - - heap = get_heap(dev_priv, memfree.region); + heap = get_heap(dev_priv, memfree->region); if (!heap || !*heap) - return DRM_ERR(EFAULT); + return -EFAULT; - block = find_block(*heap, memfree.region_offset); + block = find_block(*heap, memfree->region_offset); if (!block) - return DRM_ERR(EFAULT); + return -EFAULT; - if (block->filp != filp) - return DRM_ERR(EPERM); + if (block->file_priv != file_priv) + return -EPERM; mark_block(dev, block, 0); free_block(block); return 0; } -int i915_mem_init_heap(DRM_IOCTL_ARGS) +int i915_mem_init_heap(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_mem_init_heap_t initheap; + drm_i915_mem_init_heap_t *initheap = data; struct mem_block **heap; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(initheap, - (drm_i915_mem_init_heap_t __user *) data, - sizeof(initheap)); - - heap = get_heap(dev_priv, initheap.region); + heap = get_heap(dev_priv, initheap->region); if (!heap) - return DRM_ERR(EFAULT); + return -EFAULT; if (*heap) { DRM_ERROR("heap already initialized?"); - return DRM_ERR(EFAULT); + return -EFAULT; } - return init_heap(heap, initheap.start, initheap.size); + return init_heap(heap, initheap->start, initheap->size); } -int i915_mem_destroy_heap( DRM_IOCTL_ARGS ) +int i915_mem_destroy_heap( struct drm_device *dev, void *data, + struct drm_file *file_priv ) { - DRM_DEVICE; drm_i915_private_t *dev_priv = dev->dev_private; - drm_i915_mem_destroy_heap_t destroyheap; + drm_i915_mem_destroy_heap_t *destroyheap = data; struct mem_block **heap; if ( !dev_priv ) { DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL( destroyheap, (drm_i915_mem_destroy_heap_t *)data, - sizeof(destroyheap) ); - - heap = get_heap( dev_priv, destroyheap.region ); + heap = get_heap( dev_priv, destroyheap->region ); if (!heap) { DRM_ERROR("get_heap failed"); - return DRM_ERR(EFAULT); + return -EFAULT; } if (!*heap) { DRM_ERROR("heap not initialized?"); - return DRM_ERR(EFAULT); + return -EFAULT; } i915_mem_takedown( heap ); diff --git a/drivers/char/drm/mga_dma.c b/drivers/char/drm/mga_dma.c index 9c73a6e3861b..c567c34cda78 100644 --- a/drivers/char/drm/mga_dma.c +++ b/drivers/char/drm/mga_dma.c @@ -71,7 +71,7 @@ int mga_do_wait_for_idle(drm_mga_private_t * dev_priv) DRM_ERROR("failed!\n"); DRM_INFO(" status=0x%08x\n", status); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } static int mga_do_dma_reset(drm_mga_private_t * dev_priv) @@ -256,7 +256,7 @@ static int mga_freelist_init(struct drm_device * dev, drm_mga_private_t * dev_pr dev_priv->head = drm_alloc(sizeof(drm_mga_freelist_t), DRM_MEM_DRIVER); if (dev_priv->head == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(dev_priv->head, 0, sizeof(drm_mga_freelist_t)); SET_AGE(&dev_priv->head->age, MGA_BUFFER_USED, 0); @@ -267,7 +267,7 @@ static int mga_freelist_init(struct drm_device * dev, drm_mga_private_t * dev_pr entry = drm_alloc(sizeof(drm_mga_freelist_t), DRM_MEM_DRIVER); if (entry == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(entry, 0, sizeof(drm_mga_freelist_t)); @@ -399,7 +399,7 @@ int mga_driver_load(struct drm_device * dev, unsigned long flags) dev_priv = drm_alloc(sizeof(drm_mga_private_t), DRM_MEM_DRIVER); if (!dev_priv) - return DRM_ERR(ENOMEM); + return -ENOMEM; dev->dev_private = (void *)dev_priv; memset(dev_priv, 0, sizeof(drm_mga_private_t)); @@ -578,7 +578,7 @@ static int mga_do_agp_dma_bootstrap(struct drm_device * dev, DRM_ERROR("failed to ioremap agp regions! (%p, %p, %p)\n", dev_priv->warp->handle, dev_priv->primary->handle, dev->agp_buffer_map->handle); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->dma_access = MGA_PAGPXFER; @@ -622,7 +622,7 @@ static int mga_do_pci_dma_bootstrap(struct drm_device * dev, if (dev->dma == NULL) { DRM_ERROR("dev->dma is NULL\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } /* Make drm_addbufs happy by not trying to create a mapping for less @@ -656,7 +656,7 @@ static int mga_do_pci_dma_bootstrap(struct drm_device * dev, if (err != 0) { DRM_ERROR("Unable to allocate primary DMA region: %d\n", err); - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (dev_priv->primary->size != dma_bs->primary_size) { @@ -759,36 +759,30 @@ static int mga_do_dma_bootstrap(struct drm_device * dev, return err; } -int mga_dma_bootstrap(DRM_IOCTL_ARGS) +int mga_dma_bootstrap(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - drm_mga_dma_bootstrap_t bootstrap; + drm_mga_dma_bootstrap_t *bootstrap = data; int err; static const int modes[] = { 0, 1, 2, 2, 4, 4, 4, 4 }; const drm_mga_private_t *const dev_priv = (drm_mga_private_t *) dev->dev_private; - DRM_COPY_FROM_USER_IOCTL(bootstrap, - (drm_mga_dma_bootstrap_t __user *) data, - sizeof(bootstrap)); - - err = mga_do_dma_bootstrap(dev, &bootstrap); + err = mga_do_dma_bootstrap(dev, bootstrap); if (err) { mga_do_cleanup_dma(dev, FULL_CLEANUP); return err; } if (dev_priv->agp_textures != NULL) { - bootstrap.texture_handle = dev_priv->agp_textures->offset; - bootstrap.texture_size = dev_priv->agp_textures->size; + bootstrap->texture_handle = dev_priv->agp_textures->offset; + bootstrap->texture_size = dev_priv->agp_textures->size; } else { - bootstrap.texture_handle = 0; - bootstrap.texture_size = 0; + bootstrap->texture_handle = 0; + bootstrap->texture_size = 0; } - bootstrap.agp_mode = modes[bootstrap.agp_mode & 0x07]; - DRM_COPY_TO_USER_IOCTL((drm_mga_dma_bootstrap_t __user *)data, - bootstrap, sizeof(bootstrap)); + bootstrap->agp_mode = modes[bootstrap->agp_mode & 0x07]; return err; } @@ -826,7 +820,7 @@ static int mga_do_init_dma(struct drm_device * dev, drm_mga_init_t * init) dev_priv->sarea = drm_getsarea(dev); if (!dev_priv->sarea) { DRM_ERROR("failed to find sarea!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } if (!dev_priv->used_new_dma_init) { @@ -837,29 +831,29 @@ static int mga_do_init_dma(struct drm_device * dev, drm_mga_init_t * init) dev_priv->status = drm_core_findmap(dev, init->status_offset); if (!dev_priv->status) { DRM_ERROR("failed to find status page!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->mmio = drm_core_findmap(dev, init->mmio_offset); if (!dev_priv->mmio) { DRM_ERROR("failed to find mmio region!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->warp = drm_core_findmap(dev, init->warp_offset); if (!dev_priv->warp) { DRM_ERROR("failed to find warp microcode region!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->primary = drm_core_findmap(dev, init->primary_offset); if (!dev_priv->primary) { DRM_ERROR("failed to find primary dma region!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } dev->agp_buffer_token = init->buffers_offset; dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset); if (!dev->agp_buffer_map) { DRM_ERROR("failed to find dma buffer region!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } drm_core_ioremap(dev_priv->warp, dev); @@ -877,7 +871,7 @@ static int mga_do_init_dma(struct drm_device * dev, drm_mga_init_t * init) ((dev->agp_buffer_map == NULL) || (dev->agp_buffer_map->handle == NULL)))) { DRM_ERROR("failed to ioremap agp regions!\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } ret = mga_warp_install_microcode(dev_priv); @@ -927,7 +921,7 @@ static int mga_do_init_dma(struct drm_device * dev, drm_mga_init_t * init) if (mga_freelist_init(dev, dev_priv) < 0) { DRM_ERROR("could not initialize freelist\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } return 0; @@ -1007,20 +1001,17 @@ static int mga_do_cleanup_dma(struct drm_device *dev, int full_cleanup) return 0; } -int mga_dma_init(DRM_IOCTL_ARGS) +int mga_dma_init(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - drm_mga_init_t init; + drm_mga_init_t *init = data; int err; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(init, (drm_mga_init_t __user *) data, - sizeof(init)); + LOCK_TEST_WITH_RETURN(dev, file_priv); - switch (init.func) { + switch (init->func) { case MGA_INIT_DMA: - err = mga_do_init_dma(dev, &init); + err = mga_do_init_dma(dev, init); if (err) { (void)mga_do_cleanup_dma(dev, FULL_CLEANUP); } @@ -1029,36 +1020,33 @@ int mga_dma_init(DRM_IOCTL_ARGS) return mga_do_cleanup_dma(dev, FULL_CLEANUP); } - return DRM_ERR(EINVAL); + return -EINVAL; } /* ================================================================ * Primary DMA stream management */ -int mga_dma_flush(DRM_IOCTL_ARGS) +int mga_dma_flush(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private; - struct drm_lock lock; - - LOCK_TEST_WITH_RETURN(dev, filp); + struct drm_lock *lock = data; - DRM_COPY_FROM_USER_IOCTL(lock, (struct drm_lock __user *) data, - sizeof(lock)); + LOCK_TEST_WITH_RETURN(dev, file_priv); DRM_DEBUG("%s%s%s\n", - (lock.flags & _DRM_LOCK_FLUSH) ? "flush, " : "", - (lock.flags & _DRM_LOCK_FLUSH_ALL) ? "flush all, " : "", - (lock.flags & _DRM_LOCK_QUIESCENT) ? "idle, " : ""); + (lock->flags & _DRM_LOCK_FLUSH) ? "flush, " : "", + (lock->flags & _DRM_LOCK_FLUSH_ALL) ? "flush all, " : "", + (lock->flags & _DRM_LOCK_QUIESCENT) ? "idle, " : ""); WRAP_WAIT_WITH_RETURN(dev_priv); - if (lock.flags & (_DRM_LOCK_FLUSH | _DRM_LOCK_FLUSH_ALL)) { + if (lock->flags & (_DRM_LOCK_FLUSH | _DRM_LOCK_FLUSH_ALL)) { mga_do_dma_flush(dev_priv); } - if (lock.flags & _DRM_LOCK_QUIESCENT) { + if (lock->flags & _DRM_LOCK_QUIESCENT) { #if MGA_DMA_DEBUG int ret = mga_do_wait_for_idle(dev_priv); if (ret < 0) @@ -1072,12 +1060,12 @@ int mga_dma_flush(DRM_IOCTL_ARGS) } } -int mga_dma_reset(DRM_IOCTL_ARGS) +int mga_dma_reset(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return mga_do_dma_reset(dev_priv); } @@ -1086,7 +1074,8 @@ int mga_dma_reset(DRM_IOCTL_ARGS) * DMA buffer management */ -static int mga_dma_get_buffers(DRMFILE filp, struct drm_device * dev, struct drm_dma * d) +static int mga_dma_get_buffers(struct drm_device * dev, + struct drm_file *file_priv, struct drm_dma * d) { struct drm_buf *buf; int i; @@ -1094,61 +1083,56 @@ static int mga_dma_get_buffers(DRMFILE filp, struct drm_device * dev, struct drm for (i = d->granted_count; i < d->request_count; i++) { buf = mga_freelist_get(dev); if (!buf) - return DRM_ERR(EAGAIN); + return -EAGAIN; - buf->filp = filp; + buf->file_priv = file_priv; if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx, sizeof(buf->idx))) - return DRM_ERR(EFAULT); + return -EFAULT; if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total, sizeof(buf->total))) - return DRM_ERR(EFAULT); + return -EFAULT; d->granted_count++; } return 0; } -int mga_dma_buffers(DRM_IOCTL_ARGS) +int mga_dma_buffers(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; struct drm_device_dma *dma = dev->dma; drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private; - struct drm_dma __user *argp = (void __user *)data; - struct drm_dma d; + struct drm_dma *d = data; int ret = 0; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(d, argp, sizeof(d)); + LOCK_TEST_WITH_RETURN(dev, file_priv); /* Please don't send us buffers. */ - if (d.send_count != 0) { + if (d->send_count != 0) { DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n", - DRM_CURRENTPID, d.send_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->send_count); + return -EINVAL; } /* We'll send you buffers. */ - if (d.request_count < 0 || d.request_count > dma->buf_count) { + if (d->request_count < 0 || d->request_count > dma->buf_count) { DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n", - DRM_CURRENTPID, d.request_count, dma->buf_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->request_count, dma->buf_count); + return -EINVAL; } WRAP_TEST_WITH_RETURN(dev_priv); - d.granted_count = 0; + d->granted_count = 0; - if (d.request_count) { - ret = mga_dma_get_buffers(filp, dev, &d); + if (d->request_count) { + ret = mga_dma_get_buffers(dev, file_priv, d); } - DRM_COPY_TO_USER_IOCTL(argp, d, sizeof(d)); - return ret; } diff --git a/drivers/char/drm/mga_drv.h b/drivers/char/drm/mga_drv.h index 49253affa475..cd94c04e31c0 100644 --- a/drivers/char/drm/mga_drv.h +++ b/drivers/char/drm/mga_drv.h @@ -148,15 +148,20 @@ typedef struct drm_mga_private { unsigned int agp_size; } drm_mga_private_t; -extern drm_ioctl_desc_t mga_ioctls[]; +extern struct drm_ioctl_desc mga_ioctls[]; extern int mga_max_ioctl; /* mga_dma.c */ -extern int mga_dma_bootstrap(DRM_IOCTL_ARGS); -extern int mga_dma_init(DRM_IOCTL_ARGS); -extern int mga_dma_flush(DRM_IOCTL_ARGS); -extern int mga_dma_reset(DRM_IOCTL_ARGS); -extern int mga_dma_buffers(DRM_IOCTL_ARGS); +extern int mga_dma_bootstrap(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int mga_dma_init(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int mga_dma_flush(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int mga_dma_reset(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int mga_dma_buffers(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int mga_driver_load(struct drm_device *dev, unsigned long flags); extern int mga_driver_unload(struct drm_device * dev); extern void mga_driver_lastclose(struct drm_device * dev); @@ -245,7 +250,7 @@ do { \ dev_priv->prim.high_mark ) { \ if ( MGA_DMA_DEBUG ) \ DRM_INFO( "%s: wrap...\n", __FUNCTION__ ); \ - return DRM_ERR(EBUSY); \ + return -EBUSY; \ } \ } \ } while (0) @@ -256,7 +261,7 @@ do { \ if ( mga_do_wait_for_idle( dev_priv ) < 0 ) { \ if ( MGA_DMA_DEBUG ) \ DRM_INFO( "%s: wrap...\n", __FUNCTION__ ); \ - return DRM_ERR(EBUSY); \ + return -EBUSY; \ } \ mga_do_dma_wrap_end( dev_priv ); \ } \ diff --git a/drivers/char/drm/mga_state.c b/drivers/char/drm/mga_state.c index d448b0aef33c..5ec8b61c5d45 100644 --- a/drivers/char/drm/mga_state.c +++ b/drivers/char/drm/mga_state.c @@ -392,7 +392,7 @@ static int mga_verify_context(drm_mga_private_t * dev_priv) ctx->dstorg, dev_priv->front_offset, dev_priv->back_offset); ctx->dstorg = 0; - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; @@ -411,7 +411,7 @@ static int mga_verify_tex(drm_mga_private_t * dev_priv, int unit) if (org == (MGA_TEXORGMAP_SYSMEM | MGA_TEXORGACC_PCI)) { DRM_ERROR("*** bad TEXORG: 0x%x, unit %d\n", tex->texorg, unit); tex->texorg = 0; - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; @@ -453,13 +453,13 @@ static int mga_verify_iload(drm_mga_private_t * dev_priv, dstorg + length > (dev_priv->texture_offset + dev_priv->texture_size)) { DRM_ERROR("*** bad iload DSTORG: 0x%x\n", dstorg); - return DRM_ERR(EINVAL); + return -EINVAL; } if (length & MGA_ILOAD_MASK) { DRM_ERROR("*** bad iload length: 0x%x\n", length & MGA_ILOAD_MASK); - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; @@ -471,7 +471,7 @@ static int mga_verify_blit(drm_mga_private_t * dev_priv, if ((srcorg & 0x3) == (MGA_SRCACC_PCI | MGA_SRCMAP_SYSMEM) || (dstorg & 0x3) == (MGA_SRCACC_PCI | MGA_SRCMAP_SYSMEM)) { DRM_ERROR("*** bad blit: src=0x%x dst=0x%x\n", srcorg, dstorg); - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; } @@ -828,24 +828,20 @@ static void mga_dma_dispatch_blit(struct drm_device * dev, drm_mga_blit_t * blit * */ -static int mga_dma_clear(DRM_IOCTL_ARGS) +static int mga_dma_clear(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_mga_clear_t clear; + drm_mga_clear_t *clear = data; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(clear, (drm_mga_clear_t __user *) data, - sizeof(clear)); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; WRAP_TEST_WITH_RETURN(dev_priv); - mga_dma_dispatch_clear(dev, &clear); + mga_dma_dispatch_clear(dev, clear); /* Make sure we restore the 3D state next time. */ @@ -854,13 +850,12 @@ static int mga_dma_clear(DRM_IOCTL_ARGS) return 0; } -static int mga_dma_swap(DRM_IOCTL_ARGS) +static int mga_dma_swap(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; @@ -876,37 +871,32 @@ static int mga_dma_swap(DRM_IOCTL_ARGS) return 0; } -static int mga_dma_vertex(DRM_IOCTL_ARGS) +static int mga_dma_vertex(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; drm_mga_buf_priv_t *buf_priv; - drm_mga_vertex_t vertex; - - LOCK_TEST_WITH_RETURN(dev, filp); + drm_mga_vertex_t *vertex = data; - DRM_COPY_FROM_USER_IOCTL(vertex, - (drm_mga_vertex_t __user *) data, - sizeof(vertex)); + LOCK_TEST_WITH_RETURN(dev, file_priv); - if (vertex.idx < 0 || vertex.idx > dma->buf_count) - return DRM_ERR(EINVAL); - buf = dma->buflist[vertex.idx]; + if (vertex->idx < 0 || vertex->idx > dma->buf_count) + return -EINVAL; + buf = dma->buflist[vertex->idx]; buf_priv = buf->dev_private; - buf->used = vertex.used; - buf_priv->discard = vertex.discard; + buf->used = vertex->used; + buf_priv->discard = vertex->discard; if (!mga_verify_state(dev_priv)) { - if (vertex.discard) { + if (vertex->discard) { if (buf_priv->dispatched == 1) AGE_BUFFER(buf_priv); buf_priv->dispatched = 0; mga_freelist_put(dev, buf); } - return DRM_ERR(EINVAL); + return -EINVAL; } WRAP_TEST_WITH_RETURN(dev_priv); @@ -916,82 +906,73 @@ static int mga_dma_vertex(DRM_IOCTL_ARGS) return 0; } -static int mga_dma_indices(DRM_IOCTL_ARGS) +static int mga_dma_indices(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; drm_mga_buf_priv_t *buf_priv; - drm_mga_indices_t indices; + drm_mga_indices_t *indices = data; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(indices, - (drm_mga_indices_t __user *) data, - sizeof(indices)); + if (indices->idx < 0 || indices->idx > dma->buf_count) + return -EINVAL; - if (indices.idx < 0 || indices.idx > dma->buf_count) - return DRM_ERR(EINVAL); - - buf = dma->buflist[indices.idx]; + buf = dma->buflist[indices->idx]; buf_priv = buf->dev_private; - buf_priv->discard = indices.discard; + buf_priv->discard = indices->discard; if (!mga_verify_state(dev_priv)) { - if (indices.discard) { + if (indices->discard) { if (buf_priv->dispatched == 1) AGE_BUFFER(buf_priv); buf_priv->dispatched = 0; mga_freelist_put(dev, buf); } - return DRM_ERR(EINVAL); + return -EINVAL; } WRAP_TEST_WITH_RETURN(dev_priv); - mga_dma_dispatch_indices(dev, buf, indices.start, indices.end); + mga_dma_dispatch_indices(dev, buf, indices->start, indices->end); return 0; } -static int mga_dma_iload(DRM_IOCTL_ARGS) +static int mga_dma_iload(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; struct drm_device_dma *dma = dev->dma; drm_mga_private_t *dev_priv = dev->dev_private; struct drm_buf *buf; drm_mga_buf_priv_t *buf_priv; - drm_mga_iload_t iload; + drm_mga_iload_t *iload = data; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(iload, (drm_mga_iload_t __user *) data, - sizeof(iload)); + LOCK_TEST_WITH_RETURN(dev, file_priv); #if 0 if (mga_do_wait_for_idle(dev_priv) < 0) { if (MGA_DMA_DEBUG) DRM_INFO("%s: -EBUSY\n", __FUNCTION__); - return DRM_ERR(EBUSY); + return -EBUSY; } #endif - if (iload.idx < 0 || iload.idx > dma->buf_count) - return DRM_ERR(EINVAL); + if (iload->idx < 0 || iload->idx > dma->buf_count) + return -EINVAL; - buf = dma->buflist[iload.idx]; + buf = dma->buflist[iload->idx]; buf_priv = buf->dev_private; - if (mga_verify_iload(dev_priv, iload.dstorg, iload.length)) { + if (mga_verify_iload(dev_priv, iload->dstorg, iload->length)) { mga_freelist_put(dev, buf); - return DRM_ERR(EINVAL); + return -EINVAL; } WRAP_TEST_WITH_RETURN(dev_priv); - mga_dma_dispatch_iload(dev, buf, iload.dstorg, iload.length); + mga_dma_dispatch_iload(dev, buf, iload->dstorg, iload->length); /* Make sure we restore the 3D state next time. */ @@ -1000,28 +981,24 @@ static int mga_dma_iload(DRM_IOCTL_ARGS) return 0; } -static int mga_dma_blit(DRM_IOCTL_ARGS) +static int mga_dma_blit(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_mga_blit_t blit; + drm_mga_blit_t *blit = data; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(blit, (drm_mga_blit_t __user *) data, - sizeof(blit)); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; - if (mga_verify_blit(dev_priv, blit.srcorg, blit.dstorg)) - return DRM_ERR(EINVAL); + if (mga_verify_blit(dev_priv, blit->srcorg, blit->dstorg)) + return -EINVAL; WRAP_TEST_WITH_RETURN(dev_priv); - mga_dma_dispatch_blit(dev, &blit); + mga_dma_dispatch_blit(dev, blit); /* Make sure we restore the 3D state next time. */ @@ -1030,24 +1007,20 @@ static int mga_dma_blit(DRM_IOCTL_ARGS) return 0; } -static int mga_getparam(DRM_IOCTL_ARGS) +static int mga_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; - drm_mga_getparam_t param; + drm_mga_getparam_t *param = data; int value; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(param, (drm_mga_getparam_t __user *) data, - sizeof(param)); - DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); - switch (param.param) { + switch (param->param) { case MGA_PARAM_IRQ_NR: value = dev->irq; break; @@ -1055,36 +1028,35 @@ static int mga_getparam(DRM_IOCTL_ARGS) value = dev_priv->chipset; break; default: - return DRM_ERR(EINVAL); + return -EINVAL; } - if (DRM_COPY_TO_USER(param.value, &value, sizeof(int))) { + if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) { DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } return 0; } -static int mga_set_fence(DRM_IOCTL_ARGS) +static int mga_set_fence(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; - u32 temp; + u32 *fence = data; DMA_LOCALS; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); - /* I would normal do this assignment in the declaration of temp, + /* I would normal do this assignment in the declaration of fence, * but dev_priv may be NULL. */ - temp = dev_priv->next_fence_to_post; + *fence = dev_priv->next_fence_to_post; dev_priv->next_fence_to_post++; BEGIN_DMA(1); @@ -1093,53 +1065,40 @@ static int mga_set_fence(DRM_IOCTL_ARGS) MGA_DMAPAD, 0x00000000, MGA_SOFTRAP, 0x00000000); ADVANCE_DMA(); - if (DRM_COPY_TO_USER((u32 __user *) data, &temp, sizeof(u32))) { - DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); - } - return 0; } -static int mga_wait_fence(DRM_IOCTL_ARGS) +static int mga_wait_fence(struct drm_device *dev, void *data, struct drm_file * +file_priv) { - DRM_DEVICE; drm_mga_private_t *dev_priv = dev->dev_private; - u32 fence; + u32 *fence = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(fence, (u32 __user *) data, sizeof(u32)); - DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); - mga_driver_fence_wait(dev, &fence); - - if (DRM_COPY_TO_USER((u32 __user *) data, &fence, sizeof(u32))) { - DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); - } - + mga_driver_fence_wait(dev, fence); return 0; } -drm_ioctl_desc_t mga_ioctls[] = { - [DRM_IOCTL_NR(DRM_MGA_INIT)] = {mga_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_MGA_FLUSH)] = {mga_dma_flush, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_RESET)] = {mga_dma_reset, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_SWAP)] = {mga_dma_swap, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_CLEAR)] = {mga_dma_clear, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_VERTEX)] = {mga_dma_vertex, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_INDICES)] = {mga_dma_indices, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_ILOAD)] = {mga_dma_iload, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_BLIT)] = {mga_dma_blit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_GETPARAM)] = {mga_getparam, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_SET_FENCE)] = {mga_set_fence, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_WAIT_FENCE)] = {mga_wait_fence, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_MGA_DMA_BOOTSTRAP)] = {mga_dma_bootstrap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, +struct drm_ioctl_desc mga_ioctls[] = { + DRM_IOCTL_DEF(DRM_MGA_INIT, mga_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_MGA_FLUSH, mga_dma_flush, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_RESET, mga_dma_reset, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_SWAP, mga_dma_swap, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_CLEAR, mga_dma_clear, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_VERTEX, mga_dma_vertex, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_INDICES, mga_dma_indices, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_ILOAD, mga_dma_iload, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_BLIT, mga_dma_blit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_GETPARAM, mga_getparam, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_SET_FENCE, mga_set_fence, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_WAIT_FENCE, mga_wait_fence, DRM_AUTH), + DRM_IOCTL_DEF(DRM_MGA_DMA_BOOTSTRAP, mga_dma_bootstrap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), }; int mga_max_ioctl = DRM_ARRAY_SIZE(mga_ioctls); diff --git a/drivers/char/drm/mga_warp.c b/drivers/char/drm/mga_warp.c index d67f4925fbac..651b93c8ab5d 100644 --- a/drivers/char/drm/mga_warp.c +++ b/drivers/char/drm/mga_warp.c @@ -141,7 +141,7 @@ int mga_warp_install_microcode(drm_mga_private_t * dev_priv) if (size > dev_priv->warp->size) { DRM_ERROR("microcode too large! (%u > %lu)\n", size, dev_priv->warp->size); - return DRM_ERR(ENOMEM); + return -ENOMEM; } switch (dev_priv->chipset) { @@ -151,7 +151,7 @@ int mga_warp_install_microcode(drm_mga_private_t * dev_priv) case MGA_CARD_TYPE_G200: return mga_warp_install_g200_microcode(dev_priv); default: - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -177,7 +177,7 @@ int mga_warp_init(drm_mga_private_t * dev_priv) MGA_WRITE(MGA_WVRTXSZ, 7); break; default: - return DRM_ERR(EINVAL); + return -EINVAL; } MGA_WRITE(MGA_WMISC, (MGA_WUCODECACHE_ENABLE | @@ -186,7 +186,7 @@ int mga_warp_init(drm_mga_private_t * dev_priv) if (wmisc != WMISC_EXPECTED) { DRM_ERROR("WARP engine config failed! 0x%x != 0x%x\n", wmisc, WMISC_EXPECTED); - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; diff --git a/drivers/char/drm/r128_cce.c b/drivers/char/drm/r128_cce.c index b163ed09bd81..7d550aba165e 100644 --- a/drivers/char/drm/r128_cce.c +++ b/drivers/char/drm/r128_cce.c @@ -129,7 +129,7 @@ static int r128_do_pixcache_flush(drm_r128_private_t * dev_priv) #if R128_FIFO_DEBUG DRM_ERROR("failed!\n"); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } static int r128_do_wait_for_fifo(drm_r128_private_t * dev_priv, int entries) @@ -146,7 +146,7 @@ static int r128_do_wait_for_fifo(drm_r128_private_t * dev_priv, int entries) #if R128_FIFO_DEBUG DRM_ERROR("failed!\n"); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } static int r128_do_wait_for_idle(drm_r128_private_t * dev_priv) @@ -168,7 +168,7 @@ static int r128_do_wait_for_idle(drm_r128_private_t * dev_priv) #if R128_FIFO_DEBUG DRM_ERROR("failed!\n"); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } /* ================================================================ @@ -227,7 +227,7 @@ int r128_do_cce_idle(drm_r128_private_t * dev_priv) DRM_ERROR("failed!\n"); r128_status(dev_priv); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } /* Start the Concurrent Command Engine. @@ -355,7 +355,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) dev_priv = drm_alloc(sizeof(drm_r128_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(dev_priv, 0, sizeof(drm_r128_private_t)); @@ -365,7 +365,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_ERROR("PCI GART memory not allocated!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->usec_timeout = init->usec_timeout; @@ -374,7 +374,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_DEBUG("TIMEOUT problem!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->cce_mode = init->cce_mode; @@ -394,7 +394,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_DEBUG("Bad cce_mode!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } switch (init->cce_mode) { @@ -461,7 +461,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_ERROR("could not find sarea!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->mmio = drm_core_findmap(dev, init->mmio_offset); @@ -469,21 +469,21 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_ERROR("could not find mmio region!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->cce_ring = drm_core_findmap(dev, init->ring_offset); if (!dev_priv->cce_ring) { DRM_ERROR("could not find cce ring region!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->ring_rptr = drm_core_findmap(dev, init->ring_rptr_offset); if (!dev_priv->ring_rptr) { DRM_ERROR("could not find ring read pointer!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev->agp_buffer_token = init->buffers_offset; dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset); @@ -491,7 +491,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_ERROR("could not find dma buffer region!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } if (!dev_priv->is_pci) { @@ -501,7 +501,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_ERROR("could not find agp texture region!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -520,7 +520,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_ERROR("Could not ioremap agp regions!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } } else #endif @@ -567,7 +567,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init) DRM_ERROR("failed to init PCI GART!\n"); dev->dev_private = (void *)dev_priv; r128_do_cleanup_cce(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } R128_WRITE(R128_PCI_GART_PAGE, dev_priv->gart_info.bus_addr); #if __OS_HAS_AGP @@ -625,35 +625,30 @@ int r128_do_cleanup_cce(struct drm_device * dev) return 0; } -int r128_cce_init(DRM_IOCTL_ARGS) +int r128_cce_init(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_r128_init_t init; + drm_r128_init_t *init = data; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(init, (drm_r128_init_t __user *) data, - sizeof(init)); - - switch (init.func) { + switch (init->func) { case R128_INIT_CCE: - return r128_do_init_cce(dev, &init); + return r128_do_init_cce(dev, init); case R128_CLEANUP_CCE: return r128_do_cleanup_cce(dev); } - return DRM_ERR(EINVAL); + return -EINVAL; } -int r128_cce_start(DRM_IOCTL_ARGS) +int r128_cce_start(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (dev_priv->cce_running || dev_priv->cce_mode == R128_PM4_NONPM4) { DRM_DEBUG("%s while CCE running\n", __FUNCTION__); @@ -668,30 +663,26 @@ int r128_cce_start(DRM_IOCTL_ARGS) /* Stop the CCE. The engine must have been idled before calling this * routine. */ -int r128_cce_stop(DRM_IOCTL_ARGS) +int r128_cce_stop(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; - drm_r128_cce_stop_t stop; + drm_r128_cce_stop_t *stop = data; int ret; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(stop, (drm_r128_cce_stop_t __user *) data, - sizeof(stop)); + LOCK_TEST_WITH_RETURN(dev, file_priv); /* Flush any pending CCE commands. This ensures any outstanding * commands are exectuted by the engine before we turn it off. */ - if (stop.flush) { + if (stop->flush) { r128_do_cce_flush(dev_priv); } /* If we fail to make the engine go idle, we return an error * code so that the DRM ioctl wrapper can try again. */ - if (stop.idle) { + if (stop->idle) { ret = r128_do_cce_idle(dev_priv); if (ret) return ret; @@ -711,17 +702,16 @@ int r128_cce_stop(DRM_IOCTL_ARGS) /* Just reset the CCE ring. Called as part of an X Server engine reset. */ -int r128_cce_reset(DRM_IOCTL_ARGS) +int r128_cce_reset(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv) { DRM_DEBUG("%s called before init done\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } r128_do_cce_reset(dev_priv); @@ -732,13 +722,12 @@ int r128_cce_reset(DRM_IOCTL_ARGS) return 0; } -int r128_cce_idle(DRM_IOCTL_ARGS) +int r128_cce_idle(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (dev_priv->cce_running) { r128_do_cce_flush(dev_priv); @@ -747,19 +736,18 @@ int r128_cce_idle(DRM_IOCTL_ARGS) return r128_do_cce_idle(dev_priv); } -int r128_engine_reset(DRM_IOCTL_ARGS) +int r128_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return r128_do_engine_reset(dev); } -int r128_fullscreen(DRM_IOCTL_ARGS) +int r128_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_priv) { - return DRM_ERR(EINVAL); + return -EINVAL; } /* ================================================================ @@ -780,7 +768,7 @@ static int r128_freelist_init(struct drm_device * dev) dev_priv->head = drm_alloc(sizeof(drm_r128_freelist_t), DRM_MEM_DRIVER); if (dev_priv->head == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(dev_priv->head, 0, sizeof(drm_r128_freelist_t)); dev_priv->head->age = R128_BUFFER_USED; @@ -791,7 +779,7 @@ static int r128_freelist_init(struct drm_device * dev) entry = drm_alloc(sizeof(drm_r128_freelist_t), DRM_MEM_DRIVER); if (!entry) - return DRM_ERR(ENOMEM); + return -ENOMEM; entry->age = R128_BUFFER_FREE; entry->buf = buf; @@ -828,7 +816,7 @@ static struct drm_buf *r128_freelist_get(struct drm_device * dev) for (i = 0; i < dma->buf_count; i++) { buf = dma->buflist[i]; buf_priv = buf->dev_private; - if (buf->filp == 0) + if (buf->file_priv == 0) return buf; } @@ -883,10 +871,12 @@ int r128_wait_ring(drm_r128_private_t * dev_priv, int n) /* FIXME: This is being ignored... */ DRM_ERROR("failed!\n"); - return DRM_ERR(EBUSY); + return -EBUSY; } -static int r128_cce_get_buffers(DRMFILE filp, struct drm_device * dev, struct drm_dma * d) +static int r128_cce_get_buffers(struct drm_device * dev, + struct drm_file *file_priv, + struct drm_dma * d) { int i; struct drm_buf *buf; @@ -894,57 +884,51 @@ static int r128_cce_get_buffers(DRMFILE filp, struct drm_device * dev, struct dr for (i = d->granted_count; i < d->request_count; i++) { buf = r128_freelist_get(dev); if (!buf) - return DRM_ERR(EAGAIN); + return -EAGAIN; - buf->filp = filp; + buf->file_priv = file_priv; if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx, sizeof(buf->idx))) - return DRM_ERR(EFAULT); + return -EFAULT; if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total, sizeof(buf->total))) - return DRM_ERR(EFAULT); + return -EFAULT; d->granted_count++; } return 0; } -int r128_cce_buffers(DRM_IOCTL_ARGS) +int r128_cce_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; struct drm_device_dma *dma = dev->dma; int ret = 0; - struct drm_dma __user *argp = (void __user *)data; - struct drm_dma d; + struct drm_dma *d = data; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(d, argp, sizeof(d)); + LOCK_TEST_WITH_RETURN(dev, file_priv); /* Please don't send us buffers. */ - if (d.send_count != 0) { + if (d->send_count != 0) { DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n", - DRM_CURRENTPID, d.send_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->send_count); + return -EINVAL; } /* We'll send you buffers. */ - if (d.request_count < 0 || d.request_count > dma->buf_count) { + if (d->request_count < 0 || d->request_count > dma->buf_count) { DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n", - DRM_CURRENTPID, d.request_count, dma->buf_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->request_count, dma->buf_count); + return -EINVAL; } - d.granted_count = 0; + d->granted_count = 0; - if (d.request_count) { - ret = r128_cce_get_buffers(filp, dev, &d); + if (d->request_count) { + ret = r128_cce_get_buffers(dev, file_priv, d); } - DRM_COPY_TO_USER_IOCTL(argp, d, sizeof(d)); - return ret; } diff --git a/drivers/char/drm/r128_drm.h b/drivers/char/drm/r128_drm.h index e94a39c6e327..8d8878b55f55 100644 --- a/drivers/char/drm/r128_drm.h +++ b/drivers/char/drm/r128_drm.h @@ -222,11 +222,7 @@ typedef struct drm_r128_init { R128_INIT_CCE = 0x01, R128_CLEANUP_CCE = 0x02 } func; -#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) - int sarea_priv_offset; -#else unsigned long sarea_priv_offset; -#endif int is_pci; int cce_mode; int cce_secure; @@ -240,21 +236,12 @@ typedef struct drm_r128_init { unsigned int depth_offset, depth_pitch; unsigned int span_offset; -#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) - unsigned int fb_offset; - unsigned int mmio_offset; - unsigned int ring_offset; - unsigned int ring_rptr_offset; - unsigned int buffers_offset; - unsigned int agp_textures_offset; -#else unsigned long fb_offset; unsigned long mmio_offset; unsigned long ring_offset; unsigned long ring_rptr_offset; unsigned long buffers_offset; unsigned long agp_textures_offset; -#endif } drm_r128_init_t; typedef struct drm_r128_cce_stop { @@ -264,15 +251,10 @@ typedef struct drm_r128_cce_stop { typedef struct drm_r128_clear { unsigned int flags; -#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) - int x, y, w, h; -#endif unsigned int clear_color; unsigned int clear_depth; -#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0) unsigned int color_mask; unsigned int depth_mask; -#endif } drm_r128_clear_t; typedef struct drm_r128_vertex { diff --git a/drivers/char/drm/r128_drv.h b/drivers/char/drm/r128_drv.h index 72249fb2fd1c..250d2aa46581 100644 --- a/drivers/char/drm/r128_drv.h +++ b/drivers/char/drm/r128_drv.h @@ -129,18 +129,18 @@ typedef struct drm_r128_buf_priv { drm_r128_freelist_t *list_entry; } drm_r128_buf_priv_t; -extern drm_ioctl_desc_t r128_ioctls[]; +extern struct drm_ioctl_desc r128_ioctls[]; extern int r128_max_ioctl; /* r128_cce.c */ -extern int r128_cce_init(DRM_IOCTL_ARGS); -extern int r128_cce_start(DRM_IOCTL_ARGS); -extern int r128_cce_stop(DRM_IOCTL_ARGS); -extern int r128_cce_reset(DRM_IOCTL_ARGS); -extern int r128_cce_idle(DRM_IOCTL_ARGS); -extern int r128_engine_reset(DRM_IOCTL_ARGS); -extern int r128_fullscreen(DRM_IOCTL_ARGS); -extern int r128_cce_buffers(DRM_IOCTL_ARGS); +extern int r128_cce_init(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int r128_cce_start(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int r128_cce_stop(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int r128_cce_reset(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int r128_cce_idle(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int r128_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int r128_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int r128_cce_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv); extern void r128_freelist_reset(struct drm_device * dev); @@ -156,7 +156,8 @@ extern void r128_driver_irq_preinstall(struct drm_device * dev); extern void r128_driver_irq_postinstall(struct drm_device * dev); extern void r128_driver_irq_uninstall(struct drm_device * dev); extern void r128_driver_lastclose(struct drm_device * dev); -extern void r128_driver_preclose(struct drm_device * dev, DRMFILE filp); +extern void r128_driver_preclose(struct drm_device * dev, + struct drm_file *file_priv); extern long r128_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); @@ -428,7 +429,7 @@ do { \ DRM_UDELAY(1); \ } \ DRM_ERROR( "ring space check failed!\n" ); \ - return DRM_ERR(EBUSY); \ + return -EBUSY; \ } \ __ring_space_done: \ ; \ diff --git a/drivers/char/drm/r128_state.c b/drivers/char/drm/r128_state.c index 7b334fb7d649..b7f483cac6d4 100644 --- a/drivers/char/drm/r128_state.c +++ b/drivers/char/drm/r128_state.c @@ -776,8 +776,9 @@ static void r128_cce_dispatch_indices(struct drm_device * dev, sarea_priv->nbox = 0; } -static int r128_cce_dispatch_blit(DRMFILE filp, - struct drm_device * dev, drm_r128_blit_t * blit) +static int r128_cce_dispatch_blit(struct drm_device * dev, + struct drm_file *file_priv, + drm_r128_blit_t * blit) { drm_r128_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; @@ -809,7 +810,7 @@ static int r128_cce_dispatch_blit(DRMFILE filp, break; default: DRM_ERROR("invalid blit format %d\n", blit->format); - return DRM_ERR(EINVAL); + return -EINVAL; } /* Flush the pixel cache, and mark the contents as Read Invalid. @@ -829,14 +830,14 @@ static int r128_cce_dispatch_blit(DRMFILE filp, buf = dma->buflist[blit->idx]; buf_priv = buf->dev_private; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("process %d using buffer owned by %p\n", - DRM_CURRENTPID, buf->filp); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; } if (buf->pending) { DRM_ERROR("sending pending buffer %d\n", blit->idx); - return DRM_ERR(EINVAL); + return -EINVAL; } buf_priv->discard = 1; @@ -900,22 +901,22 @@ static int r128_cce_dispatch_write_span(struct drm_device * dev, count = depth->n; if (count > 4096 || count <= 0) - return DRM_ERR(EMSGSIZE); + return -EMSGSIZE; if (DRM_COPY_FROM_USER(&x, depth->x, sizeof(x))) { - return DRM_ERR(EFAULT); + return -EFAULT; } if (DRM_COPY_FROM_USER(&y, depth->y, sizeof(y))) { - return DRM_ERR(EFAULT); + return -EFAULT; } buffer_size = depth->n * sizeof(u32); buffer = drm_alloc(buffer_size, DRM_MEM_BUFS); if (buffer == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; if (DRM_COPY_FROM_USER(buffer, depth->buffer, buffer_size)) { drm_free(buffer, buffer_size, DRM_MEM_BUFS); - return DRM_ERR(EFAULT); + return -EFAULT; } mask_size = depth->n * sizeof(u8); @@ -923,12 +924,12 @@ static int r128_cce_dispatch_write_span(struct drm_device * dev, mask = drm_alloc(mask_size, DRM_MEM_BUFS); if (mask == NULL) { drm_free(buffer, buffer_size, DRM_MEM_BUFS); - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (DRM_COPY_FROM_USER(mask, depth->mask, mask_size)) { drm_free(buffer, buffer_size, DRM_MEM_BUFS); drm_free(mask, mask_size, DRM_MEM_BUFS); - return DRM_ERR(EFAULT); + return -EFAULT; } for (i = 0; i < count; i++, x++) { @@ -996,28 +997,28 @@ static int r128_cce_dispatch_write_pixels(struct drm_device * dev, count = depth->n; if (count > 4096 || count <= 0) - return DRM_ERR(EMSGSIZE); + return -EMSGSIZE; xbuf_size = count * sizeof(*x); ybuf_size = count * sizeof(*y); x = drm_alloc(xbuf_size, DRM_MEM_BUFS); if (x == NULL) { - return DRM_ERR(ENOMEM); + return -ENOMEM; } y = drm_alloc(ybuf_size, DRM_MEM_BUFS); if (y == NULL) { drm_free(x, xbuf_size, DRM_MEM_BUFS); - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (DRM_COPY_FROM_USER(x, depth->x, xbuf_size)) { drm_free(x, xbuf_size, DRM_MEM_BUFS); drm_free(y, ybuf_size, DRM_MEM_BUFS); - return DRM_ERR(EFAULT); + return -EFAULT; } if (DRM_COPY_FROM_USER(y, depth->y, xbuf_size)) { drm_free(x, xbuf_size, DRM_MEM_BUFS); drm_free(y, ybuf_size, DRM_MEM_BUFS); - return DRM_ERR(EFAULT); + return -EFAULT; } buffer_size = depth->n * sizeof(u32); @@ -1025,13 +1026,13 @@ static int r128_cce_dispatch_write_pixels(struct drm_device * dev, if (buffer == NULL) { drm_free(x, xbuf_size, DRM_MEM_BUFS); drm_free(y, ybuf_size, DRM_MEM_BUFS); - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (DRM_COPY_FROM_USER(buffer, depth->buffer, buffer_size)) { drm_free(x, xbuf_size, DRM_MEM_BUFS); drm_free(y, ybuf_size, DRM_MEM_BUFS); drm_free(buffer, buffer_size, DRM_MEM_BUFS); - return DRM_ERR(EFAULT); + return -EFAULT; } if (depth->mask) { @@ -1041,14 +1042,14 @@ static int r128_cce_dispatch_write_pixels(struct drm_device * dev, drm_free(x, xbuf_size, DRM_MEM_BUFS); drm_free(y, ybuf_size, DRM_MEM_BUFS); drm_free(buffer, buffer_size, DRM_MEM_BUFS); - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (DRM_COPY_FROM_USER(mask, depth->mask, mask_size)) { drm_free(x, xbuf_size, DRM_MEM_BUFS); drm_free(y, ybuf_size, DRM_MEM_BUFS); drm_free(buffer, buffer_size, DRM_MEM_BUFS); drm_free(mask, mask_size, DRM_MEM_BUFS); - return DRM_ERR(EFAULT); + return -EFAULT; } for (i = 0; i < count; i++) { @@ -1115,13 +1116,13 @@ static int r128_cce_dispatch_read_span(struct drm_device * dev, count = depth->n; if (count > 4096 || count <= 0) - return DRM_ERR(EMSGSIZE); + return -EMSGSIZE; if (DRM_COPY_FROM_USER(&x, depth->x, sizeof(x))) { - return DRM_ERR(EFAULT); + return -EFAULT; } if (DRM_COPY_FROM_USER(&y, depth->y, sizeof(y))) { - return DRM_ERR(EFAULT); + return -EFAULT; } BEGIN_RING(7); @@ -1159,7 +1160,7 @@ static int r128_cce_dispatch_read_pixels(struct drm_device * dev, count = depth->n; if (count > 4096 || count <= 0) - return DRM_ERR(EMSGSIZE); + return -EMSGSIZE; if (count > dev_priv->depth_pitch) { count = dev_priv->depth_pitch; @@ -1169,22 +1170,22 @@ static int r128_cce_dispatch_read_pixels(struct drm_device * dev, ybuf_size = count * sizeof(*y); x = drm_alloc(xbuf_size, DRM_MEM_BUFS); if (x == NULL) { - return DRM_ERR(ENOMEM); + return -ENOMEM; } y = drm_alloc(ybuf_size, DRM_MEM_BUFS); if (y == NULL) { drm_free(x, xbuf_size, DRM_MEM_BUFS); - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (DRM_COPY_FROM_USER(x, depth->x, xbuf_size)) { drm_free(x, xbuf_size, DRM_MEM_BUFS); drm_free(y, ybuf_size, DRM_MEM_BUFS); - return DRM_ERR(EFAULT); + return -EFAULT; } if (DRM_COPY_FROM_USER(y, depth->y, ybuf_size)) { drm_free(x, xbuf_size, DRM_MEM_BUFS); drm_free(y, ybuf_size, DRM_MEM_BUFS); - return DRM_ERR(EFAULT); + return -EFAULT; } for (i = 0; i < count; i++) { @@ -1241,25 +1242,21 @@ static void r128_cce_dispatch_stipple(struct drm_device * dev, u32 * stipple) * IOCTL functions */ -static int r128_cce_clear(DRM_IOCTL_ARGS) +static int r128_cce_clear(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_r128_clear_t clear; + drm_r128_clear_t *clear = data; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(clear, (drm_r128_clear_t __user *) data, - sizeof(clear)); + LOCK_TEST_WITH_RETURN(dev, file_priv); RING_SPACE_TEST_WITH_RETURN(dev_priv); if (sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS) sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS; - r128_cce_dispatch_clear(dev, &clear); + r128_cce_dispatch_clear(dev, clear); COMMIT_RING(); /* Make sure we restore the 3D state next time. @@ -1309,13 +1306,12 @@ static int r128_do_cleanup_pageflip(struct drm_device * dev) * They can & should be intermixed to support multiple 3d windows. */ -static int r128_cce_flip(DRM_IOCTL_ARGS) +static int r128_cce_flip(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); RING_SPACE_TEST_WITH_RETURN(dev_priv); @@ -1328,14 +1324,13 @@ static int r128_cce_flip(DRM_IOCTL_ARGS) return 0; } -static int r128_cce_swap(DRM_IOCTL_ARGS) +static int r128_cce_swap(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; DRM_DEBUG("%s\n", __FUNCTION__); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); RING_SPACE_TEST_WITH_RETURN(dev_priv); @@ -1350,58 +1345,54 @@ static int r128_cce_swap(DRM_IOCTL_ARGS) return 0; } -static int r128_cce_vertex(DRM_IOCTL_ARGS) +static int r128_cce_vertex(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; drm_r128_buf_priv_t *buf_priv; - drm_r128_vertex_t vertex; + drm_r128_vertex_t *vertex = data; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(vertex, (drm_r128_vertex_t __user *) data, - sizeof(vertex)); - DRM_DEBUG("pid=%d index=%d count=%d discard=%d\n", - DRM_CURRENTPID, vertex.idx, vertex.count, vertex.discard); + DRM_CURRENTPID, vertex->idx, vertex->count, vertex->discard); - if (vertex.idx < 0 || vertex.idx >= dma->buf_count) { + if (vertex->idx < 0 || vertex->idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", - vertex.idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + vertex->idx, dma->buf_count - 1); + return -EINVAL; } - if (vertex.prim < 0 || - vertex.prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2) { - DRM_ERROR("buffer prim %d\n", vertex.prim); - return DRM_ERR(EINVAL); + if (vertex->prim < 0 || + vertex->prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2) { + DRM_ERROR("buffer prim %d\n", vertex->prim); + return -EINVAL; } RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - buf = dma->buflist[vertex.idx]; + buf = dma->buflist[vertex->idx]; buf_priv = buf->dev_private; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("process %d using buffer owned by %p\n", - DRM_CURRENTPID, buf->filp); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; } if (buf->pending) { - DRM_ERROR("sending pending buffer %d\n", vertex.idx); - return DRM_ERR(EINVAL); + DRM_ERROR("sending pending buffer %d\n", vertex->idx); + return -EINVAL; } - buf->used = vertex.count; - buf_priv->prim = vertex.prim; - buf_priv->discard = vertex.discard; + buf->used = vertex->count; + buf_priv->prim = vertex->prim; + buf_priv->discard = vertex->discard; r128_cce_dispatch_vertex(dev, buf); @@ -1409,134 +1400,123 @@ static int r128_cce_vertex(DRM_IOCTL_ARGS) return 0; } -static int r128_cce_indices(DRM_IOCTL_ARGS) +static int r128_cce_indices(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; drm_r128_buf_priv_t *buf_priv; - drm_r128_indices_t elts; + drm_r128_indices_t *elts = data; int count; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(elts, (drm_r128_indices_t __user *) data, - sizeof(elts)); - DRM_DEBUG("pid=%d buf=%d s=%d e=%d d=%d\n", DRM_CURRENTPID, - elts.idx, elts.start, elts.end, elts.discard); + elts->idx, elts->start, elts->end, elts->discard); - if (elts.idx < 0 || elts.idx >= dma->buf_count) { + if (elts->idx < 0 || elts->idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", - elts.idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + elts->idx, dma->buf_count - 1); + return -EINVAL; } - if (elts.prim < 0 || elts.prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2) { - DRM_ERROR("buffer prim %d\n", elts.prim); - return DRM_ERR(EINVAL); + if (elts->prim < 0 || + elts->prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2) { + DRM_ERROR("buffer prim %d\n", elts->prim); + return -EINVAL; } RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - buf = dma->buflist[elts.idx]; + buf = dma->buflist[elts->idx]; buf_priv = buf->dev_private; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("process %d using buffer owned by %p\n", - DRM_CURRENTPID, buf->filp); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; } if (buf->pending) { - DRM_ERROR("sending pending buffer %d\n", elts.idx); - return DRM_ERR(EINVAL); + DRM_ERROR("sending pending buffer %d\n", elts->idx); + return -EINVAL; } - count = (elts.end - elts.start) / sizeof(u16); - elts.start -= R128_INDEX_PRIM_OFFSET; + count = (elts->end - elts->start) / sizeof(u16); + elts->start -= R128_INDEX_PRIM_OFFSET; - if (elts.start & 0x7) { - DRM_ERROR("misaligned buffer 0x%x\n", elts.start); - return DRM_ERR(EINVAL); + if (elts->start & 0x7) { + DRM_ERROR("misaligned buffer 0x%x\n", elts->start); + return -EINVAL; } - if (elts.start < buf->used) { - DRM_ERROR("no header 0x%x - 0x%x\n", elts.start, buf->used); - return DRM_ERR(EINVAL); + if (elts->start < buf->used) { + DRM_ERROR("no header 0x%x - 0x%x\n", elts->start, buf->used); + return -EINVAL; } - buf->used = elts.end; - buf_priv->prim = elts.prim; - buf_priv->discard = elts.discard; + buf->used = elts->end; + buf_priv->prim = elts->prim; + buf_priv->discard = elts->discard; - r128_cce_dispatch_indices(dev, buf, elts.start, elts.end, count); + r128_cce_dispatch_indices(dev, buf, elts->start, elts->end, count); COMMIT_RING(); return 0; } -static int r128_cce_blit(DRM_IOCTL_ARGS) +static int r128_cce_blit(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; struct drm_device_dma *dma = dev->dma; drm_r128_private_t *dev_priv = dev->dev_private; - drm_r128_blit_t blit; + drm_r128_blit_t *blit = data; int ret; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(blit, (drm_r128_blit_t __user *) data, - sizeof(blit)); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_DEBUG("pid=%d index=%d\n", DRM_CURRENTPID, blit.idx); + DRM_DEBUG("pid=%d index=%d\n", DRM_CURRENTPID, blit->idx); - if (blit.idx < 0 || blit.idx >= dma->buf_count) { + if (blit->idx < 0 || blit->idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", - blit.idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + blit->idx, dma->buf_count - 1); + return -EINVAL; } RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - ret = r128_cce_dispatch_blit(filp, dev, &blit); + ret = r128_cce_dispatch_blit(dev, file_priv, blit); COMMIT_RING(); return ret; } -static int r128_cce_depth(DRM_IOCTL_ARGS) +static int r128_cce_depth(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; - drm_r128_depth_t depth; + drm_r128_depth_t *depth = data; int ret; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(depth, (drm_r128_depth_t __user *) data, - sizeof(depth)); + LOCK_TEST_WITH_RETURN(dev, file_priv); RING_SPACE_TEST_WITH_RETURN(dev_priv); - ret = DRM_ERR(EINVAL); - switch (depth.func) { + ret = -EINVAL; + switch (depth->func) { case R128_WRITE_SPAN: - ret = r128_cce_dispatch_write_span(dev, &depth); + ret = r128_cce_dispatch_write_span(dev, depth); break; case R128_WRITE_PIXELS: - ret = r128_cce_dispatch_write_pixels(dev, &depth); + ret = r128_cce_dispatch_write_pixels(dev, depth); break; case R128_READ_SPAN: - ret = r128_cce_dispatch_read_span(dev, &depth); + ret = r128_cce_dispatch_read_span(dev, depth); break; case R128_READ_PIXELS: - ret = r128_cce_dispatch_read_pixels(dev, &depth); + ret = r128_cce_dispatch_read_pixels(dev, depth); break; } @@ -1544,20 +1524,16 @@ static int r128_cce_depth(DRM_IOCTL_ARGS) return ret; } -static int r128_cce_stipple(DRM_IOCTL_ARGS) +static int r128_cce_stipple(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; - drm_r128_stipple_t stipple; + drm_r128_stipple_t *stipple = data; u32 mask[32]; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(stipple, (drm_r128_stipple_t __user *) data, - sizeof(stipple)); + LOCK_TEST_WITH_RETURN(dev, file_priv); - if (DRM_COPY_FROM_USER(&mask, stipple.mask, 32 * sizeof(u32))) - return DRM_ERR(EFAULT); + if (DRM_COPY_FROM_USER(&mask, stipple->mask, 32 * sizeof(u32))) + return -EFAULT; RING_SPACE_TEST_WITH_RETURN(dev_priv); @@ -1567,61 +1543,58 @@ static int r128_cce_stipple(DRM_IOCTL_ARGS) return 0; } -static int r128_cce_indirect(DRM_IOCTL_ARGS) +static int r128_cce_indirect(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; drm_r128_buf_priv_t *buf_priv; - drm_r128_indirect_t indirect; + drm_r128_indirect_t *indirect = data; #if 0 RING_LOCALS; #endif - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(indirect, (drm_r128_indirect_t __user *) data, - sizeof(indirect)); - DRM_DEBUG("indirect: idx=%d s=%d e=%d d=%d\n", - indirect.idx, indirect.start, indirect.end, indirect.discard); + indirect->idx, indirect->start, indirect->end, + indirect->discard); - if (indirect.idx < 0 || indirect.idx >= dma->buf_count) { + if (indirect->idx < 0 || indirect->idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", - indirect.idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + indirect->idx, dma->buf_count - 1); + return -EINVAL; } - buf = dma->buflist[indirect.idx]; + buf = dma->buflist[indirect->idx]; buf_priv = buf->dev_private; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("process %d using buffer owned by %p\n", - DRM_CURRENTPID, buf->filp); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; } if (buf->pending) { - DRM_ERROR("sending pending buffer %d\n", indirect.idx); - return DRM_ERR(EINVAL); + DRM_ERROR("sending pending buffer %d\n", indirect->idx); + return -EINVAL; } - if (indirect.start < buf->used) { + if (indirect->start < buf->used) { DRM_ERROR("reusing indirect: start=0x%x actual=0x%x\n", - indirect.start, buf->used); - return DRM_ERR(EINVAL); + indirect->start, buf->used); + return -EINVAL; } RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - buf->used = indirect.end; - buf_priv->discard = indirect.discard; + buf->used = indirect->end; + buf_priv->discard = indirect->discard; #if 0 /* Wait for the 3D stream to idle before the indirect buffer @@ -1636,46 +1609,42 @@ static int r128_cce_indirect(DRM_IOCTL_ARGS) * X server. This is insecure and is thus only available to * privileged clients. */ - r128_cce_dispatch_indirect(dev, buf, indirect.start, indirect.end); + r128_cce_dispatch_indirect(dev, buf, indirect->start, indirect->end); COMMIT_RING(); return 0; } -static int r128_getparam(DRM_IOCTL_ARGS) +static int r128_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_r128_private_t *dev_priv = dev->dev_private; - drm_r128_getparam_t param; + drm_r128_getparam_t *param = data; int value; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(param, (drm_r128_getparam_t __user *) data, - sizeof(param)); - DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); - switch (param.param) { + switch (param->param) { case R128_PARAM_IRQ_NR: value = dev->irq; break; default: - return DRM_ERR(EINVAL); + return -EINVAL; } - if (DRM_COPY_TO_USER(param.value, &value, sizeof(int))) { + if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) { DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } return 0; } -void r128_driver_preclose(struct drm_device * dev, DRMFILE filp) +void r128_driver_preclose(struct drm_device * dev, struct drm_file *file_priv) { if (dev->dev_private) { drm_r128_private_t *dev_priv = dev->dev_private; @@ -1690,24 +1659,24 @@ void r128_driver_lastclose(struct drm_device * dev) r128_do_cleanup_cce(dev); } -drm_ioctl_desc_t r128_ioctls[] = { - [DRM_IOCTL_NR(DRM_R128_INIT)] = {r128_cce_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_R128_CCE_START)] = {r128_cce_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_R128_CCE_STOP)] = {r128_cce_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_R128_CCE_RESET)] = {r128_cce_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_R128_CCE_IDLE)] = {r128_cce_idle, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_RESET)] = {r128_engine_reset, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_FULLSCREEN)] = {r128_fullscreen, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_SWAP)] = {r128_cce_swap, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_FLIP)] = {r128_cce_flip, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_CLEAR)] = {r128_cce_clear, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_VERTEX)] = {r128_cce_vertex, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_INDICES)] = {r128_cce_indices, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_BLIT)] = {r128_cce_blit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_DEPTH)] = {r128_cce_depth, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_STIPPLE)] = {r128_cce_stipple, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_R128_INDIRECT)] = {r128_cce_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_R128_GETPARAM)] = {r128_getparam, DRM_AUTH}, +struct drm_ioctl_desc r128_ioctls[] = { + DRM_IOCTL_DEF(DRM_R128_INIT, r128_cce_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_R128_CCE_START, r128_cce_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_R128_CCE_STOP, r128_cce_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_R128_CCE_RESET, r128_cce_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_R128_CCE_IDLE, r128_cce_idle, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_RESET, r128_engine_reset, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_FULLSCREEN, r128_fullscreen, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_SWAP, r128_cce_swap, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_FLIP, r128_cce_flip, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_CLEAR, r128_cce_clear, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_VERTEX, r128_cce_vertex, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_INDICES, r128_cce_indices, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_BLIT, r128_cce_blit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_DEPTH, r128_cce_depth, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_STIPPLE, r128_cce_stipple, DRM_AUTH), + DRM_IOCTL_DEF(DRM_R128_INDIRECT, r128_cce_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_R128_GETPARAM, r128_getparam, DRM_AUTH), }; int r128_max_ioctl = DRM_ARRAY_SIZE(r128_ioctls); diff --git a/drivers/char/drm/r300_cmdbuf.c b/drivers/char/drm/r300_cmdbuf.c index 4e5aca6ba59a..59b2944811c5 100644 --- a/drivers/char/drm/r300_cmdbuf.c +++ b/drivers/char/drm/r300_cmdbuf.c @@ -74,7 +74,7 @@ static int r300_emit_cliprects(drm_radeon_private_t *dev_priv, if (DRM_COPY_FROM_USER_UNCHECKED (&box, &cmdbuf->boxes[n + i], sizeof(box))) { DRM_ERROR("copy cliprect faulted\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } box.x1 = @@ -263,7 +263,7 @@ static __inline__ int r300_emit_carefully_checked_packet0(drm_radeon_private_t * DRM_ERROR ("Cannot emit more than 64 values at a time (reg=%04x sz=%d)\n", reg, sz); - return DRM_ERR(EINVAL); + return -EINVAL; } for (i = 0; i < sz; i++) { values[i] = ((int *)cmdbuf->buf)[i]; @@ -275,13 +275,13 @@ static __inline__ int r300_emit_carefully_checked_packet0(drm_radeon_private_t * DRM_ERROR ("Offset failed range check (reg=%04x sz=%d)\n", reg, sz); - return DRM_ERR(EINVAL); + return -EINVAL; } break; default: DRM_ERROR("Register %04x failed check as flag=%02x\n", reg + i * 4, r300_reg_flags[(reg >> 2) + i]); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -317,12 +317,12 @@ static __inline__ int r300_emit_packet0(drm_radeon_private_t *dev_priv, return 0; if (sz * 4 > cmdbuf->bufsz) - return DRM_ERR(EINVAL); + return -EINVAL; if (reg + sz * 4 >= 0x10000) { DRM_ERROR("No such registers in hardware reg=%04x sz=%d\n", reg, sz); - return DRM_ERR(EINVAL); + return -EINVAL; } if (r300_check_range(reg, sz)) { @@ -362,7 +362,7 @@ static __inline__ int r300_emit_vpu(drm_radeon_private_t *dev_priv, if (!sz) return 0; if (sz * 16 > cmdbuf->bufsz) - return DRM_ERR(EINVAL); + return -EINVAL; BEGIN_RING(5 + sz * 4); /* Wait for VAP to come to senses.. */ @@ -391,7 +391,7 @@ static __inline__ int r300_emit_clear(drm_radeon_private_t *dev_priv, RING_LOCALS; if (8 * 4 > cmdbuf->bufsz) - return DRM_ERR(EINVAL); + return -EINVAL; BEGIN_RING(10); OUT_RING(CP_PACKET3(R200_3D_DRAW_IMMD_2, 8)); @@ -421,7 +421,7 @@ static __inline__ int r300_emit_3d_load_vbpntr(drm_radeon_private_t *dev_priv, if ((count + 1) > MAX_ARRAY_PACKET) { DRM_ERROR("Too large payload in 3D_LOAD_VBPNTR (count=%d)\n", count); - return DRM_ERR(EINVAL); + return -EINVAL; } memset(payload, 0, MAX_ARRAY_PACKET * 4); memcpy(payload, cmdbuf->buf + 4, (count + 1) * 4); @@ -437,7 +437,7 @@ static __inline__ int r300_emit_3d_load_vbpntr(drm_radeon_private_t *dev_priv, DRM_ERROR ("Offset failed range check (k=%d i=%d) while processing 3D_LOAD_VBPNTR packet.\n", k, i); - return DRM_ERR(EINVAL); + return -EINVAL; } k++; i++; @@ -448,7 +448,7 @@ static __inline__ int r300_emit_3d_load_vbpntr(drm_radeon_private_t *dev_priv, DRM_ERROR ("Offset failed range check (k=%d i=%d) while processing 3D_LOAD_VBPNTR packet.\n", k, i); - return DRM_ERR(EINVAL); + return -EINVAL; } k++; i++; @@ -458,7 +458,7 @@ static __inline__ int r300_emit_3d_load_vbpntr(drm_radeon_private_t *dev_priv, DRM_ERROR ("Malformed 3D_LOAD_VBPNTR packet (k=%d i=%d narrays=%d count+1=%d).\n", k, i, narrays, count + 1); - return DRM_ERR(EINVAL); + return -EINVAL; } /* all clear, output packet */ @@ -492,7 +492,7 @@ static __inline__ int r300_emit_bitblt_multi(drm_radeon_private_t *dev_priv, ret = !radeon_check_offset(dev_priv, offset); if (ret) { DRM_ERROR("Invalid bitblt first offset is %08X\n", offset); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -502,7 +502,7 @@ static __inline__ int r300_emit_bitblt_multi(drm_radeon_private_t *dev_priv, ret = !radeon_check_offset(dev_priv, offset); if (ret) { DRM_ERROR("Invalid bitblt second offset is %08X\n", offset); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -530,12 +530,12 @@ static __inline__ int r300_emit_indx_buffer(drm_radeon_private_t *dev_priv, if ((cmd[1] & 0x8000ffff) != 0x80000810) { DRM_ERROR("Invalid indx_buffer reg address %08X\n", cmd[1]); - return DRM_ERR(EINVAL); + return -EINVAL; } ret = !radeon_check_offset(dev_priv, cmd[2]); if (ret) { DRM_ERROR("Invalid indx_buffer offset is %08X\n", cmd[2]); - return DRM_ERR(EINVAL); + return -EINVAL; } BEGIN_RING(count+2); @@ -557,7 +557,7 @@ static __inline__ int r300_emit_raw_packet3(drm_radeon_private_t *dev_priv, RING_LOCALS; if (4 > cmdbuf->bufsz) - return DRM_ERR(EINVAL); + return -EINVAL; /* Fixme !! This simply emits a packet without much checking. We need to be smarter. */ @@ -568,7 +568,7 @@ static __inline__ int r300_emit_raw_packet3(drm_radeon_private_t *dev_priv, /* Is it packet 3 ? */ if ((header >> 30) != 0x3) { DRM_ERROR("Not a packet3 header (0x%08x)\n", header); - return DRM_ERR(EINVAL); + return -EINVAL; } count = (header >> 16) & 0x3fff; @@ -578,7 +578,7 @@ static __inline__ int r300_emit_raw_packet3(drm_radeon_private_t *dev_priv, DRM_ERROR ("Expected packet3 of length %d but have only %d bytes left\n", (count + 2) * 4, cmdbuf->bufsz); - return DRM_ERR(EINVAL); + return -EINVAL; } /* Is it a packet type we know about ? */ @@ -600,7 +600,7 @@ static __inline__ int r300_emit_raw_packet3(drm_radeon_private_t *dev_priv, break; default: DRM_ERROR("Unknown packet3 header (0x%08x)\n", header); - return DRM_ERR(EINVAL); + return -EINVAL; } BEGIN_RING(count + 2); @@ -664,7 +664,7 @@ static __inline__ int r300_emit_packet3(drm_radeon_private_t *dev_priv, DRM_ERROR("bad packet3 type %i at %p\n", header.packet3.packet, cmdbuf->buf - sizeof(header)); - return DRM_ERR(EINVAL); + return -EINVAL; } n += R300_SIMULTANEOUS_CLIPRECTS; @@ -726,11 +726,11 @@ static int r300_scratch(drm_radeon_private_t *dev_priv, if (cmdbuf->bufsz < (sizeof(u64) + header.scratch.n_bufs * sizeof(buf_idx))) { - return DRM_ERR(EINVAL); + return -EINVAL; } if (header.scratch.reg >= 5) { - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->scratch_ages[header.scratch.reg]++; @@ -745,21 +745,21 @@ static int r300_scratch(drm_radeon_private_t *dev_priv, buf_idx *= 2; /* 8 bytes per buf */ if (DRM_COPY_TO_USER(ref_age_base + buf_idx, &dev_priv->scratch_ages[header.scratch.reg], sizeof(u32))) { - return DRM_ERR(EINVAL); + return -EINVAL; } if (DRM_COPY_FROM_USER(&h_pending, ref_age_base + buf_idx + 1, sizeof(u32))) { - return DRM_ERR(EINVAL); + return -EINVAL; } if (h_pending == 0) { - return DRM_ERR(EINVAL); + return -EINVAL; } h_pending--; if (DRM_COPY_TO_USER(ref_age_base + buf_idx + 1, &h_pending, sizeof(u32))) { - return DRM_ERR(EINVAL); + return -EINVAL; } cmdbuf->buf += sizeof(buf_idx); @@ -780,8 +780,7 @@ static int r300_scratch(drm_radeon_private_t *dev_priv, * Called by the ioctl handler function radeon_cp_cmdbuf. */ int r300_do_cp_cmdbuf(struct drm_device *dev, - DRMFILE filp, - struct drm_file *filp_priv, + struct drm_file *file_priv, drm_radeon_kcmd_buffer_t *cmdbuf) { drm_radeon_private_t *dev_priv = dev->dev_private; @@ -879,15 +878,16 @@ int r300_do_cp_cmdbuf(struct drm_device *dev, if (idx < 0 || idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", idx, dma->buf_count - 1); - ret = DRM_ERR(EINVAL); + ret = -EINVAL; goto cleanup; } buf = dma->buflist[idx]; - if (buf->filp != filp || buf->pending) { + if (buf->file_priv != file_priv || buf->pending) { DRM_ERROR("bad buffer %p %p %d\n", - buf->filp, filp, buf->pending); - ret = DRM_ERR(EINVAL); + buf->file_priv, file_priv, + buf->pending); + ret = -EINVAL; goto cleanup; } @@ -924,7 +924,7 @@ int r300_do_cp_cmdbuf(struct drm_device *dev, DRM_ERROR("bad cmd_type %i at %p\n", header.header.cmd_type, cmdbuf->buf - sizeof(header)); - ret = DRM_ERR(EINVAL); + ret = -EINVAL; goto cleanup; } } diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c index af5790f8fd53..335423c5c186 100644 --- a/drivers/char/drm/radeon_cp.c +++ b/drivers/char/drm/radeon_cp.c @@ -889,7 +889,7 @@ static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv) DRM_ERROR("failed!\n"); radeon_status(dev_priv); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries) @@ -910,7 +910,7 @@ static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries) DRM_ERROR("failed!\n"); radeon_status(dev_priv); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv) @@ -936,7 +936,7 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv) DRM_ERROR("failed!\n"); radeon_status(dev_priv); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } /* ================================================================ @@ -1394,7 +1394,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) { DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } if (init->is_pci && (dev_priv->flags & RADEON_IS_AGP)) { @@ -1409,7 +1409,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) if ((!(dev_priv->flags & RADEON_IS_AGP)) && !dev->sg) { DRM_ERROR("PCI GART memory not allocated!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->usec_timeout = init->usec_timeout; @@ -1417,7 +1417,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT) { DRM_DEBUG("TIMEOUT problem!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } /* Enable vblank on CRTC1 for older X servers @@ -1446,7 +1446,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) (init->cp_mode != RADEON_CSQ_PRIBM_INDBM)) { DRM_DEBUG("BAD cp_mode (%x)!\n", init->cp_mode); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } switch (init->fb_bpp) { @@ -1515,27 +1515,27 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) if (!dev_priv->sarea) { DRM_ERROR("could not find sarea!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->cp_ring = drm_core_findmap(dev, init->ring_offset); if (!dev_priv->cp_ring) { DRM_ERROR("could not find cp ring region!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->ring_rptr = drm_core_findmap(dev, init->ring_rptr_offset); if (!dev_priv->ring_rptr) { DRM_ERROR("could not find ring read pointer!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev->agp_buffer_token = init->buffers_offset; dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset); if (!dev->agp_buffer_map) { DRM_ERROR("could not find dma buffer region!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } if (init->gart_textures_offset) { @@ -1544,7 +1544,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) if (!dev_priv->gart_textures) { DRM_ERROR("could not find GART texture region!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -1562,7 +1562,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) !dev->agp_buffer_map->handle) { DRM_ERROR("could not find ioremap agp regions!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } } else #endif @@ -1710,14 +1710,14 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) DRM_ERROR ("Cannot use PCI Express without GART in FB memory\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } } if (!drm_ati_pcigart_init(dev, &dev_priv->gart_info)) { DRM_ERROR("failed to init PCI GART!\n"); radeon_do_cleanup_cp(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } /* Turn on PCI GART */ @@ -1797,7 +1797,7 @@ static int radeon_do_resume_cp(struct drm_device * dev) if (!dev_priv) { DRM_ERROR("Called with no initialization\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } DRM_DEBUG("Starting radeon_do_resume_cp()\n"); @@ -1823,38 +1823,33 @@ static int radeon_do_resume_cp(struct drm_device * dev) return 0; } -int radeon_cp_init(DRM_IOCTL_ARGS) +int radeon_cp_init(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_radeon_init_t init; + drm_radeon_init_t *init = data; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(init, (drm_radeon_init_t __user *) data, - sizeof(init)); - - if (init.func == RADEON_INIT_R300_CP) + if (init->func == RADEON_INIT_R300_CP) r300_init_reg_flags(); - switch (init.func) { + switch (init->func) { case RADEON_INIT_CP: case RADEON_INIT_R200_CP: case RADEON_INIT_R300_CP: - return radeon_do_init_cp(dev, &init); + return radeon_do_init_cp(dev, init); case RADEON_CLEANUP_CP: return radeon_do_cleanup_cp(dev); } - return DRM_ERR(EINVAL); + return -EINVAL; } -int radeon_cp_start(DRM_IOCTL_ARGS) +int radeon_cp_start(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (dev_priv->cp_running) { DRM_DEBUG("%s while CP running\n", __FUNCTION__); @@ -1874,18 +1869,14 @@ int radeon_cp_start(DRM_IOCTL_ARGS) /* Stop the CP. The engine must have been idled before calling this * routine. */ -int radeon_cp_stop(DRM_IOCTL_ARGS) +int radeon_cp_stop(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_cp_stop_t stop; + drm_radeon_cp_stop_t *stop = data; int ret; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(stop, (drm_radeon_cp_stop_t __user *) data, - sizeof(stop)); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv->cp_running) return 0; @@ -1893,14 +1884,14 @@ int radeon_cp_stop(DRM_IOCTL_ARGS) /* Flush any pending CP commands. This ensures any outstanding * commands are exectuted by the engine before we turn it off. */ - if (stop.flush) { + if (stop->flush) { radeon_do_cp_flush(dev_priv); } /* If we fail to make the engine go idle, we return an error * code so that the DRM ioctl wrapper can try again. */ - if (stop.idle) { + if (stop->idle) { ret = radeon_do_cp_idle(dev_priv); if (ret) return ret; @@ -1963,17 +1954,16 @@ void radeon_do_release(struct drm_device * dev) /* Just reset the CP ring. Called as part of an X Server engine reset. */ -int radeon_cp_reset(DRM_IOCTL_ARGS) +int radeon_cp_reset(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv) { DRM_DEBUG("%s called before init done\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } radeon_do_cp_reset(dev_priv); @@ -1984,32 +1974,29 @@ int radeon_cp_reset(DRM_IOCTL_ARGS) return 0; } -int radeon_cp_idle(DRM_IOCTL_ARGS) +int radeon_cp_idle(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return radeon_do_cp_idle(dev_priv); } /* Added by Charl P. Botha to call radeon_do_resume_cp(). */ -int radeon_cp_resume(DRM_IOCTL_ARGS) +int radeon_cp_resume(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; return radeon_do_resume_cp(dev); } -int radeon_engine_reset(DRM_IOCTL_ARGS) +int radeon_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return radeon_do_engine_reset(dev); } @@ -2020,7 +2007,7 @@ int radeon_engine_reset(DRM_IOCTL_ARGS) /* KW: Deprecated to say the least: */ -int radeon_fullscreen(DRM_IOCTL_ARGS) +int radeon_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_priv) { return 0; } @@ -2066,8 +2053,9 @@ struct drm_buf *radeon_freelist_get(struct drm_device * dev) for (i = start; i < dma->buf_count; i++) { buf = dma->buflist[i]; buf_priv = buf->dev_private; - if (buf->filp == 0 || (buf->pending && - buf_priv->age <= done_age)) { + if (buf->file_priv == NULL || (buf->pending && + buf_priv->age <= + done_age)) { dev_priv->stats.requested_bufs++; buf->pending = 0; return buf; @@ -2106,8 +2094,9 @@ struct drm_buf *radeon_freelist_get(struct drm_device * dev) for (i = start; i < dma->buf_count; i++) { buf = dma->buflist[i]; buf_priv = buf->dev_private; - if (buf->filp == 0 || (buf->pending && - buf_priv->age <= done_age)) { + if (buf->file_priv == 0 || (buf->pending && + buf_priv->age <= + done_age)) { dev_priv->stats.requested_bufs++; buf->pending = 0; return buf; @@ -2167,10 +2156,11 @@ int radeon_wait_ring(drm_radeon_private_t * dev_priv, int n) radeon_status(dev_priv); DRM_ERROR("failed!\n"); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } -static int radeon_cp_get_buffers(DRMFILE filp, struct drm_device * dev, +static int radeon_cp_get_buffers(struct drm_device *dev, + struct drm_file *file_priv, struct drm_dma * d) { int i; @@ -2179,58 +2169,52 @@ static int radeon_cp_get_buffers(DRMFILE filp, struct drm_device * dev, for (i = d->granted_count; i < d->request_count; i++) { buf = radeon_freelist_get(dev); if (!buf) - return DRM_ERR(EBUSY); /* NOTE: broken client */ + return -EBUSY; /* NOTE: broken client */ - buf->filp = filp; + buf->file_priv = file_priv; if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx, sizeof(buf->idx))) - return DRM_ERR(EFAULT); + return -EFAULT; if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total, sizeof(buf->total))) - return DRM_ERR(EFAULT); + return -EFAULT; d->granted_count++; } return 0; } -int radeon_cp_buffers(DRM_IOCTL_ARGS) +int radeon_cp_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; struct drm_device_dma *dma = dev->dma; int ret = 0; - struct drm_dma __user *argp = (void __user *)data; - struct drm_dma d; + struct drm_dma *d = data; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(d, argp, sizeof(d)); + LOCK_TEST_WITH_RETURN(dev, file_priv); /* Please don't send us buffers. */ - if (d.send_count != 0) { + if (d->send_count != 0) { DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n", - DRM_CURRENTPID, d.send_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->send_count); + return -EINVAL; } /* We'll send you buffers. */ - if (d.request_count < 0 || d.request_count > dma->buf_count) { + if (d->request_count < 0 || d->request_count > dma->buf_count) { DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n", - DRM_CURRENTPID, d.request_count, dma->buf_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->request_count, dma->buf_count); + return -EINVAL; } - d.granted_count = 0; + d->granted_count = 0; - if (d.request_count) { - ret = radeon_cp_get_buffers(filp, dev, &d); + if (d->request_count) { + ret = radeon_cp_get_buffers(dev, file_priv, d); } - DRM_COPY_TO_USER_IOCTL(argp, d, sizeof(d)); - return ret; } @@ -2241,7 +2225,7 @@ int radeon_driver_load(struct drm_device *dev, unsigned long flags) dev_priv = drm_alloc(sizeof(drm_radeon_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(dev_priv, 0, sizeof(drm_radeon_private_t)); dev->dev_private = (void *)dev_priv; diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h index 3b3d9357201c..e4077bc212b3 100644 --- a/drivers/char/drm/radeon_drv.h +++ b/drivers/char/drm/radeon_drv.h @@ -188,7 +188,7 @@ struct mem_block { struct mem_block *prev; int start; int size; - DRMFILE filp; /* 0: free, -1: heap, other: real files */ + struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */ }; struct radeon_surface { @@ -203,7 +203,7 @@ struct radeon_virt_surface { u32 lower; u32 upper; u32 flags; - DRMFILE filp; + struct drm_file *file_priv; }; typedef struct drm_radeon_private { @@ -307,7 +307,7 @@ typedef struct drm_radeon_kcmd_buffer { } drm_radeon_kcmd_buffer_t; extern int radeon_no_wb; -extern drm_ioctl_desc_t radeon_ioctls[]; +extern struct drm_ioctl_desc radeon_ioctls[]; extern int radeon_max_ioctl; /* Check whether the given hardware address is inside the framebuffer or the @@ -326,15 +326,15 @@ static __inline__ int radeon_check_offset(drm_radeon_private_t *dev_priv, } /* radeon_cp.c */ -extern int radeon_cp_init(DRM_IOCTL_ARGS); -extern int radeon_cp_start(DRM_IOCTL_ARGS); -extern int radeon_cp_stop(DRM_IOCTL_ARGS); -extern int radeon_cp_reset(DRM_IOCTL_ARGS); -extern int radeon_cp_idle(DRM_IOCTL_ARGS); -extern int radeon_cp_resume(DRM_IOCTL_ARGS); -extern int radeon_engine_reset(DRM_IOCTL_ARGS); -extern int radeon_fullscreen(DRM_IOCTL_ARGS); -extern int radeon_cp_buffers(DRM_IOCTL_ARGS); +extern int radeon_cp_init(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_cp_start(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_cp_stop(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_cp_reset(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_cp_idle(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_cp_resume(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_cp_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv); extern void radeon_freelist_reset(struct drm_device * dev); extern struct drm_buf *radeon_freelist_get(struct drm_device * dev); @@ -347,15 +347,16 @@ extern int radeon_driver_preinit(struct drm_device *dev, unsigned long flags); extern int radeon_presetup(struct drm_device *dev); extern int radeon_driver_postcleanup(struct drm_device *dev); -extern int radeon_mem_alloc(DRM_IOCTL_ARGS); -extern int radeon_mem_free(DRM_IOCTL_ARGS); -extern int radeon_mem_init_heap(DRM_IOCTL_ARGS); +extern int radeon_mem_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_mem_init_heap(struct drm_device *dev, void *data, struct drm_file *file_priv); extern void radeon_mem_takedown(struct mem_block **heap); -extern void radeon_mem_release(DRMFILE filp, struct mem_block *heap); +extern void radeon_mem_release(struct drm_file *file_priv, + struct mem_block *heap); /* radeon_irq.c */ -extern int radeon_irq_emit(DRM_IOCTL_ARGS); -extern int radeon_irq_wait(DRM_IOCTL_ARGS); +extern int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_priv); extern void radeon_do_release(struct drm_device * dev); extern int radeon_driver_vblank_wait(struct drm_device * dev, @@ -372,7 +373,7 @@ extern int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value); extern int radeon_driver_load(struct drm_device *dev, unsigned long flags); extern int radeon_driver_unload(struct drm_device *dev); extern int radeon_driver_firstopen(struct drm_device *dev); -extern void radeon_driver_preclose(struct drm_device * dev, DRMFILE filp); +extern void radeon_driver_preclose(struct drm_device * dev, struct drm_file *file_priv); extern void radeon_driver_postclose(struct drm_device * dev, struct drm_file * filp); extern void radeon_driver_lastclose(struct drm_device * dev); extern int radeon_driver_open(struct drm_device * dev, struct drm_file * filp_priv); @@ -382,8 +383,8 @@ extern long radeon_compat_ioctl(struct file *filp, unsigned int cmd, /* r300_cmdbuf.c */ extern void r300_init_reg_flags(void); -extern int r300_do_cp_cmdbuf(struct drm_device * dev, DRMFILE filp, - struct drm_file * filp_priv, +extern int r300_do_cp_cmdbuf(struct drm_device * dev, + struct drm_file *file_priv, drm_radeon_kcmd_buffer_t * cmdbuf); /* Flags for stats.boxes diff --git a/drivers/char/drm/radeon_irq.c b/drivers/char/drm/radeon_irq.c index ad8a0ac7182e..2b2407ee490e 100644 --- a/drivers/char/drm/radeon_irq.c +++ b/drivers/char/drm/radeon_irq.c @@ -144,8 +144,8 @@ static int radeon_wait_irq(struct drm_device * dev, int swi_nr) return ret; } -int radeon_driver_vblank_do_wait(struct drm_device * dev, unsigned int *sequence, - int crtc) +static int radeon_driver_vblank_do_wait(struct drm_device * dev, + unsigned int *sequence, int crtc) { drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private; @@ -155,7 +155,7 @@ int radeon_driver_vblank_do_wait(struct drm_device * dev, unsigned int *sequence atomic_t *counter; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } if (crtc == DRM_RADEON_VBLANK_CRTC1) { @@ -165,7 +165,7 @@ int radeon_driver_vblank_do_wait(struct drm_device * dev, unsigned int *sequence counter = &dev->vbl_received2; ack |= RADEON_CRTC2_VBLANK_STAT; } else - return DRM_ERR(EINVAL); + return -EINVAL; radeon_acknowledge_irqs(dev_priv, ack); @@ -196,28 +196,24 @@ int radeon_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence) /* Needs the lock as it touches the ring. */ -int radeon_irq_emit(DRM_IOCTL_ARGS) +int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_irq_emit_t emit; + drm_radeon_irq_emit_t *emit = data; int result; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(emit, (drm_radeon_irq_emit_t __user *) data, - sizeof(emit)); - result = radeon_emit_irq(dev); - if (DRM_COPY_TO_USER(emit.irq_seq, &result, sizeof(int))) { + if (DRM_COPY_TO_USER(emit->irq_seq, &result, sizeof(int))) { DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } return 0; @@ -225,21 +221,17 @@ int radeon_irq_emit(DRM_IOCTL_ARGS) /* Doesn't need the hardware lock. */ -int radeon_irq_wait(DRM_IOCTL_ARGS) +int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_irq_wait_t irqwait; + drm_radeon_irq_wait_t *irqwait = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(irqwait, (drm_radeon_irq_wait_t __user *) data, - sizeof(irqwait)); - - return radeon_wait_irq(dev, irqwait.irq_seq); + return radeon_wait_irq(dev, irqwait->irq_seq); } static void radeon_enable_interrupt(struct drm_device *dev) @@ -320,7 +312,7 @@ int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value) drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private; if (value & ~(DRM_RADEON_VBLANK_CRTC1 | DRM_RADEON_VBLANK_CRTC2)) { DRM_ERROR("called with invalid crtc 0x%x\n", (unsigned int)value); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->vblank_crtc = (unsigned int)value; radeon_enable_interrupt(dev); diff --git a/drivers/char/drm/radeon_mem.c b/drivers/char/drm/radeon_mem.c index 517cad8b6e3a..a29acfe2f973 100644 --- a/drivers/char/drm/radeon_mem.c +++ b/drivers/char/drm/radeon_mem.c @@ -39,7 +39,7 @@ */ static struct mem_block *split_block(struct mem_block *p, int start, int size, - DRMFILE filp) + struct drm_file *file_priv) { /* Maybe cut off the start of an existing block */ if (start > p->start) { @@ -49,7 +49,7 @@ static struct mem_block *split_block(struct mem_block *p, int start, int size, goto out; newblock->start = start; newblock->size = p->size - (start - p->start); - newblock->filp = NULL; + newblock->file_priv = NULL; newblock->next = p->next; newblock->prev = p; p->next->prev = newblock; @@ -66,7 +66,7 @@ static struct mem_block *split_block(struct mem_block *p, int start, int size, goto out; newblock->start = start + size; newblock->size = p->size - size; - newblock->filp = NULL; + newblock->file_priv = NULL; newblock->next = p->next; newblock->prev = p; p->next->prev = newblock; @@ -76,20 +76,20 @@ static struct mem_block *split_block(struct mem_block *p, int start, int size, out: /* Our block is in the middle */ - p->filp = filp; + p->file_priv = file_priv; return p; } static struct mem_block *alloc_block(struct mem_block *heap, int size, - int align2, DRMFILE filp) + int align2, struct drm_file *file_priv) { struct mem_block *p; int mask = (1 << align2) - 1; list_for_each(p, heap) { int start = (p->start + mask) & ~mask; - if (p->filp == 0 && start + size <= p->start + p->size) - return split_block(p, start, size, filp); + if (p->file_priv == 0 && start + size <= p->start + p->size) + return split_block(p, start, size, file_priv); } return NULL; @@ -108,12 +108,12 @@ static struct mem_block *find_block(struct mem_block *heap, int start) static void free_block(struct mem_block *p) { - p->filp = NULL; + p->file_priv = NULL; - /* Assumes a single contiguous range. Needs a special filp in + /* Assumes a single contiguous range. Needs a special file_priv in * 'heap' to stop it being subsumed. */ - if (p->next->filp == 0) { + if (p->next->file_priv == 0) { struct mem_block *q = p->next; p->size += q->size; p->next = q->next; @@ -121,7 +121,7 @@ static void free_block(struct mem_block *p) drm_free(q, sizeof(*q), DRM_MEM_BUFS); } - if (p->prev->filp == 0) { + if (p->prev->file_priv == 0) { struct mem_block *q = p->prev; q->size += p->size; q->next = p->next; @@ -137,28 +137,28 @@ static int init_heap(struct mem_block **heap, int start, int size) struct mem_block *blocks = drm_alloc(sizeof(*blocks), DRM_MEM_BUFS); if (!blocks) - return DRM_ERR(ENOMEM); + return -ENOMEM; *heap = drm_alloc(sizeof(**heap), DRM_MEM_BUFS); if (!*heap) { drm_free(blocks, sizeof(*blocks), DRM_MEM_BUFS); - return DRM_ERR(ENOMEM); + return -ENOMEM; } blocks->start = start; blocks->size = size; - blocks->filp = NULL; + blocks->file_priv = NULL; blocks->next = blocks->prev = *heap; memset(*heap, 0, sizeof(**heap)); - (*heap)->filp = (DRMFILE) - 1; + (*heap)->file_priv = (struct drm_file *) - 1; (*heap)->next = (*heap)->prev = blocks; return 0; } /* Free all blocks associated with the releasing file. */ -void radeon_mem_release(DRMFILE filp, struct mem_block *heap) +void radeon_mem_release(struct drm_file *file_priv, struct mem_block *heap) { struct mem_block *p; @@ -166,15 +166,15 @@ void radeon_mem_release(DRMFILE filp, struct mem_block *heap) return; list_for_each(p, heap) { - if (p->filp == filp) - p->filp = NULL; + if (p->file_priv == file_priv) + p->file_priv = NULL; } - /* Assumes a single contiguous range. Needs a special filp in + /* Assumes a single contiguous range. Needs a special file_priv in * 'heap' to stop it being subsumed. */ list_for_each(p, heap) { - while (p->filp == 0 && p->next->filp == 0) { + while (p->file_priv == 0 && p->next->file_priv == 0) { struct mem_block *q = p->next; p->size += q->size; p->next = q->next; @@ -217,98 +217,86 @@ static struct mem_block **get_heap(drm_radeon_private_t * dev_priv, int region) } } -int radeon_mem_alloc(DRM_IOCTL_ARGS) +int radeon_mem_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_mem_alloc_t alloc; + drm_radeon_mem_alloc_t *alloc = data; struct mem_block *block, **heap; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(alloc, (drm_radeon_mem_alloc_t __user *) data, - sizeof(alloc)); - - heap = get_heap(dev_priv, alloc.region); + heap = get_heap(dev_priv, alloc->region); if (!heap || !*heap) - return DRM_ERR(EFAULT); + return -EFAULT; /* Make things easier on ourselves: all allocations at least * 4k aligned. */ - if (alloc.alignment < 12) - alloc.alignment = 12; + if (alloc->alignment < 12) + alloc->alignment = 12; - block = alloc_block(*heap, alloc.size, alloc.alignment, filp); + block = alloc_block(*heap, alloc->size, alloc->alignment, file_priv); if (!block) - return DRM_ERR(ENOMEM); + return -ENOMEM; - if (DRM_COPY_TO_USER(alloc.region_offset, &block->start, sizeof(int))) { + if (DRM_COPY_TO_USER(alloc->region_offset, &block->start, + sizeof(int))) { DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } return 0; } -int radeon_mem_free(DRM_IOCTL_ARGS) +int radeon_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_mem_free_t memfree; + drm_radeon_mem_free_t *memfree = data; struct mem_block *block, **heap; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(memfree, (drm_radeon_mem_free_t __user *) data, - sizeof(memfree)); - - heap = get_heap(dev_priv, memfree.region); + heap = get_heap(dev_priv, memfree->region); if (!heap || !*heap) - return DRM_ERR(EFAULT); + return -EFAULT; - block = find_block(*heap, memfree.region_offset); + block = find_block(*heap, memfree->region_offset); if (!block) - return DRM_ERR(EFAULT); + return -EFAULT; - if (block->filp != filp) - return DRM_ERR(EPERM); + if (block->file_priv != file_priv) + return -EPERM; free_block(block); return 0; } -int radeon_mem_init_heap(DRM_IOCTL_ARGS) +int radeon_mem_init_heap(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_mem_init_heap_t initheap; + drm_radeon_mem_init_heap_t *initheap = data; struct mem_block **heap; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - DRM_COPY_FROM_USER_IOCTL(initheap, - (drm_radeon_mem_init_heap_t __user *) data, - sizeof(initheap)); - - heap = get_heap(dev_priv, initheap.region); + heap = get_heap(dev_priv, initheap->region); if (!heap) - return DRM_ERR(EFAULT); + return -EFAULT; if (*heap) { DRM_ERROR("heap already initialized?"); - return DRM_ERR(EFAULT); + return -EFAULT; } - return init_heap(heap, initheap.start, initheap.size); + return init_heap(heap, initheap->start, initheap->size); } diff --git a/drivers/char/drm/radeon_state.c b/drivers/char/drm/radeon_state.c index 3ddf86f2abf0..69c9f2febf43 100644 --- a/drivers/char/drm/radeon_state.c +++ b/drivers/char/drm/radeon_state.c @@ -39,7 +39,7 @@ static __inline__ int radeon_check_and_fixup_offset(drm_radeon_private_t * dev_priv, - struct drm_file * filp_priv, + struct drm_file * file_priv, u32 *offset) { u64 off = *offset; @@ -71,7 +71,7 @@ static __inline__ int radeon_check_and_fixup_offset(drm_radeon_private_t * * magic offset we get from SETPARAM or calculated from fb_location */ if (off < (dev_priv->fb_size + dev_priv->gart_size)) { - radeon_priv = filp_priv->driver_priv; + radeon_priv = file_priv->driver_priv; off += radeon_priv->radeon_fb_delta; } @@ -85,29 +85,29 @@ static __inline__ int radeon_check_and_fixup_offset(drm_radeon_private_t * *offset = off; return 0; } - return DRM_ERR(EINVAL); + return -EINVAL; } static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t * dev_priv, - struct drm_file * filp_priv, + struct drm_file *file_priv, int id, u32 *data) { switch (id) { case RADEON_EMIT_PP_MISC: - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &data[(RADEON_RB3D_DEPTHOFFSET - RADEON_PP_MISC) / 4])) { DRM_ERROR("Invalid depth buffer offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } break; case RADEON_EMIT_PP_CNTL: - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &data[(RADEON_RB3D_COLOROFFSET - RADEON_PP_CNTL) / 4])) { DRM_ERROR("Invalid colour buffer offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } break; @@ -117,20 +117,20 @@ static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t * case R200_EMIT_PP_TXOFFSET_3: case R200_EMIT_PP_TXOFFSET_4: case R200_EMIT_PP_TXOFFSET_5: - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &data[0])) { DRM_ERROR("Invalid R200 texture offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } break; case RADEON_EMIT_PP_TXFILTER_0: case RADEON_EMIT_PP_TXFILTER_1: case RADEON_EMIT_PP_TXFILTER_2: - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &data[(RADEON_PP_TXOFFSET_0 - RADEON_PP_TXFILTER_0) / 4])) { DRM_ERROR("Invalid R100 texture offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } break; @@ -143,11 +143,11 @@ static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t * int i; for (i = 0; i < 5; i++) { if (radeon_check_and_fixup_offset(dev_priv, - filp_priv, + file_priv, &data[i])) { DRM_ERROR ("Invalid R200 cubic texture offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } } break; @@ -159,11 +159,11 @@ static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t * int i; for (i = 0; i < 5; i++) { if (radeon_check_and_fixup_offset(dev_priv, - filp_priv, + file_priv, &data[i])) { DRM_ERROR ("Invalid R100 cubic texture offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } } } @@ -256,7 +256,7 @@ static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t * default: DRM_ERROR("Unknown state packet ID %d\n", id); - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; @@ -264,7 +264,7 @@ static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t * static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * dev_priv, - struct drm_file *filp_priv, + struct drm_file *file_priv, drm_radeon_kcmd_buffer_t * cmdbuf, unsigned int *cmdsz) @@ -277,12 +277,12 @@ static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * if ((cmd[0] & 0xc0000000) != RADEON_CP_PACKET3) { DRM_ERROR("Not a type 3 packet\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } if (4 * *cmdsz > cmdbuf->bufsz) { DRM_ERROR("Packet size larger than size of data provided\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } switch(cmd[0] & 0xff00) { @@ -307,7 +307,7 @@ static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * /* safe but r200 only */ if (dev_priv->microcode_version != UCODE_R200) { DRM_ERROR("Invalid 3d packet for r100-class chip\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } break; @@ -317,7 +317,7 @@ static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * if (count > 18) { /* 12 arrays max */ DRM_ERROR("Too large payload in 3D_LOAD_VBPNTR (count=%d)\n", count); - return DRM_ERR(EINVAL); + return -EINVAL; } /* carefully check packet contents */ @@ -326,22 +326,25 @@ static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * i = 2; while ((k < narrays) && (i < (count + 2))) { i++; /* skip attribute field */ - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, &cmd[i])) { + if (radeon_check_and_fixup_offset(dev_priv, file_priv, + &cmd[i])) { DRM_ERROR ("Invalid offset (k=%d i=%d) in 3D_LOAD_VBPNTR packet.\n", k, i); - return DRM_ERR(EINVAL); + return -EINVAL; } k++; i++; if (k == narrays) break; /* have one more to process, they come in pairs */ - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, &cmd[i])) { + if (radeon_check_and_fixup_offset(dev_priv, + file_priv, &cmd[i])) + { DRM_ERROR ("Invalid offset (k=%d i=%d) in 3D_LOAD_VBPNTR packet.\n", k, i); - return DRM_ERR(EINVAL); + return -EINVAL; } k++; i++; @@ -351,33 +354,33 @@ static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * DRM_ERROR ("Malformed 3D_LOAD_VBPNTR packet (k=%d i=%d narrays=%d count+1=%d).\n", k, i, narrays, count + 1); - return DRM_ERR(EINVAL); + return -EINVAL; } break; case RADEON_3D_RNDR_GEN_INDX_PRIM: if (dev_priv->microcode_version != UCODE_R100) { DRM_ERROR("Invalid 3d packet for r200-class chip\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, &cmd[1])) { + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &cmd[1])) { DRM_ERROR("Invalid rndr_gen_indx offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } break; case RADEON_CP_INDX_BUFFER: if (dev_priv->microcode_version != UCODE_R200) { DRM_ERROR("Invalid 3d packet for r100-class chip\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } if ((cmd[1] & 0x8000ffff) != 0x80000810) { DRM_ERROR("Invalid indx_buffer reg address %08X\n", cmd[1]); - return DRM_ERR(EINVAL); + return -EINVAL; } - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, &cmd[2])) { + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &cmd[2])) { DRM_ERROR("Invalid indx_buffer offset is %08X\n", cmd[2]); - return DRM_ERR(EINVAL); + return -EINVAL; } break; @@ -389,9 +392,9 @@ static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * | RADEON_GMC_DST_PITCH_OFFSET_CNTL)) { offset = cmd[2] << 10; if (radeon_check_and_fixup_offset - (dev_priv, filp_priv, &offset)) { + (dev_priv, file_priv, &offset)) { DRM_ERROR("Invalid first packet offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } cmd[2] = (cmd[2] & 0xffc00000) | offset >> 10; } @@ -400,9 +403,9 @@ static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * (cmd[1] & RADEON_GMC_DST_PITCH_OFFSET_CNTL)) { offset = cmd[3] << 10; if (radeon_check_and_fixup_offset - (dev_priv, filp_priv, &offset)) { + (dev_priv, file_priv, &offset)) { DRM_ERROR("Invalid second packet offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } cmd[3] = (cmd[3] & 0xffc00000) | offset >> 10; } @@ -410,7 +413,7 @@ static __inline__ int radeon_check_and_fixup_packet3(drm_radeon_private_t * default: DRM_ERROR("Invalid packet type %x\n", cmd[0] & 0xff00); - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; @@ -439,7 +442,7 @@ static __inline__ void radeon_emit_clip_rect(drm_radeon_private_t * dev_priv, /* Emit 1.1 state */ static int radeon_emit_state(drm_radeon_private_t * dev_priv, - struct drm_file * filp_priv, + struct drm_file *file_priv, drm_radeon_context_regs_t * ctx, drm_radeon_texture_regs_t * tex, unsigned int dirty) @@ -448,16 +451,16 @@ static int radeon_emit_state(drm_radeon_private_t * dev_priv, DRM_DEBUG("dirty=0x%08x\n", dirty); if (dirty & RADEON_UPLOAD_CONTEXT) { - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &ctx->rb3d_depthoffset)) { DRM_ERROR("Invalid depth buffer offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &ctx->rb3d_coloroffset)) { DRM_ERROR("Invalid depth buffer offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } BEGIN_RING(14); @@ -543,10 +546,10 @@ static int radeon_emit_state(drm_radeon_private_t * dev_priv, } if (dirty & RADEON_UPLOAD_TEX0) { - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &tex[0].pp_txoffset)) { DRM_ERROR("Invalid texture offset for unit 0\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } BEGIN_RING(9); @@ -563,10 +566,10 @@ static int radeon_emit_state(drm_radeon_private_t * dev_priv, } if (dirty & RADEON_UPLOAD_TEX1) { - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &tex[1].pp_txoffset)) { DRM_ERROR("Invalid texture offset for unit 1\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } BEGIN_RING(9); @@ -583,10 +586,10 @@ static int radeon_emit_state(drm_radeon_private_t * dev_priv, } if (dirty & RADEON_UPLOAD_TEX2) { - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &tex[2].pp_txoffset)) { DRM_ERROR("Invalid texture offset for unit 2\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } BEGIN_RING(9); @@ -608,7 +611,7 @@ static int radeon_emit_state(drm_radeon_private_t * dev_priv, /* Emit 1.2 state */ static int radeon_emit_state2(drm_radeon_private_t * dev_priv, - struct drm_file * filp_priv, + struct drm_file *file_priv, drm_radeon_state_t * state) { RING_LOCALS; @@ -621,7 +624,7 @@ static int radeon_emit_state2(drm_radeon_private_t * dev_priv, ADVANCE_RING(); } - return radeon_emit_state(dev_priv, filp_priv, &state->context, + return radeon_emit_state(dev_priv, file_priv, &state->context, state->tex, state->dirty); } @@ -1646,13 +1649,12 @@ static void radeon_cp_dispatch_indices(struct drm_device * dev, #define RADEON_MAX_TEXTURE_SIZE RADEON_BUFFER_SIZE -static int radeon_cp_dispatch_texture(DRMFILE filp, - struct drm_device * dev, +static int radeon_cp_dispatch_texture(struct drm_device * dev, + struct drm_file *file_priv, drm_radeon_texture_t * tex, drm_radeon_tex_image_t * image) { drm_radeon_private_t *dev_priv = dev->dev_private; - struct drm_file *filp_priv; struct drm_buf *buf; u32 format; u32 *buffer; @@ -1664,11 +1666,9 @@ static int radeon_cp_dispatch_texture(DRMFILE filp, u32 offset; RING_LOCALS; - DRM_GET_PRIV_WITH_RETURN(filp_priv, filp); - - if (radeon_check_and_fixup_offset(dev_priv, filp_priv, &tex->offset)) { + if (radeon_check_and_fixup_offset(dev_priv, file_priv, &tex->offset)) { DRM_ERROR("Invalid destination offset\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->stats.boxes |= RADEON_BOX_TEXTURE_LOAD; @@ -1711,11 +1711,11 @@ static int radeon_cp_dispatch_texture(DRMFILE filp, break; default: DRM_ERROR("invalid texture format %d\n", tex->format); - return DRM_ERR(EINVAL); + return -EINVAL; } spitch = blit_width >> 6; if (spitch == 0 && image->height > 1) - return DRM_ERR(EINVAL); + return -EINVAL; texpitch = tex->pitch; if ((texpitch << 22) & RADEON_DST_TILE_MICRO) { @@ -1760,8 +1760,8 @@ static int radeon_cp_dispatch_texture(DRMFILE filp, if (!buf) { DRM_DEBUG("radeon_cp_dispatch_texture: EAGAIN\n"); if (DRM_COPY_TO_USER(tex->image, image, sizeof(*image))) - return DRM_ERR(EFAULT); - return DRM_ERR(EAGAIN); + return -EFAULT; + return -EAGAIN; } /* Dispatch the indirect buffer. @@ -1774,7 +1774,7 @@ static int radeon_cp_dispatch_texture(DRMFILE filp, do { \ if (DRM_COPY_FROM_USER(_buf, _data, (_width))) {\ DRM_ERROR("EFAULT on pad, %d bytes\n", (_width)); \ - return DRM_ERR(EFAULT); \ + return -EFAULT; \ } \ } while(0) @@ -1841,7 +1841,7 @@ static int radeon_cp_dispatch_texture(DRMFILE filp, } #undef RADEON_COPY_MT - buf->filp = filp; + buf->file_priv = file_priv; buf->used = size; offset = dev_priv->gart_buffers_offset + buf->offset; BEGIN_RING(9); @@ -1861,6 +1861,7 @@ static int radeon_cp_dispatch_texture(DRMFILE filp, OUT_RING((image->width << 16) | height); RADEON_WAIT_UNTIL_2D_IDLE(); ADVANCE_RING(); + COMMIT_RING(); radeon_cp_discard_buffer(dev, buf); @@ -1878,6 +1879,8 @@ static int radeon_cp_dispatch_texture(DRMFILE filp, RADEON_FLUSH_CACHE(); RADEON_WAIT_UNTIL_2D_IDLE(); ADVANCE_RING(); + COMMIT_RING(); + return 0; } @@ -1929,7 +1932,8 @@ static void radeon_apply_surface_regs(int surf_index, * not always be available. */ static int alloc_surface(drm_radeon_surface_alloc_t *new, - drm_radeon_private_t *dev_priv, DRMFILE filp) + drm_radeon_private_t *dev_priv, + struct drm_file *file_priv) { struct radeon_virt_surface *s; int i; @@ -1959,7 +1963,7 @@ static int alloc_surface(drm_radeon_surface_alloc_t *new, /* find a virtual surface */ for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++) - if (dev_priv->virt_surfaces[i].filp == 0) + if (dev_priv->virt_surfaces[i].file_priv == 0) break; if (i == 2 * RADEON_MAX_SURFACES) { return -1; @@ -1977,7 +1981,7 @@ static int alloc_surface(drm_radeon_surface_alloc_t *new, s->lower = new_lower; s->upper = new_upper; s->flags = new->flags; - s->filp = filp; + s->file_priv = file_priv; dev_priv->surfaces[i].refcount++; dev_priv->surfaces[i].lower = s->lower; radeon_apply_surface_regs(s->surface_index, dev_priv); @@ -1993,7 +1997,7 @@ static int alloc_surface(drm_radeon_surface_alloc_t *new, s->lower = new_lower; s->upper = new_upper; s->flags = new->flags; - s->filp = filp; + s->file_priv = file_priv; dev_priv->surfaces[i].refcount++; dev_priv->surfaces[i].upper = s->upper; radeon_apply_surface_regs(s->surface_index, dev_priv); @@ -2009,7 +2013,7 @@ static int alloc_surface(drm_radeon_surface_alloc_t *new, s->lower = new_lower; s->upper = new_upper; s->flags = new->flags; - s->filp = filp; + s->file_priv = file_priv; dev_priv->surfaces[i].refcount = 1; dev_priv->surfaces[i].lower = s->lower; dev_priv->surfaces[i].upper = s->upper; @@ -2023,7 +2027,8 @@ static int alloc_surface(drm_radeon_surface_alloc_t *new, return -1; } -static int free_surface(DRMFILE filp, drm_radeon_private_t * dev_priv, +static int free_surface(struct drm_file *file_priv, + drm_radeon_private_t * dev_priv, int lower) { struct radeon_virt_surface *s; @@ -2031,8 +2036,9 @@ static int free_surface(DRMFILE filp, drm_radeon_private_t * dev_priv, /* find the virtual surface */ for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++) { s = &(dev_priv->virt_surfaces[i]); - if (s->filp) { - if ((lower == s->lower) && (filp == s->filp)) { + if (s->file_priv) { + if ((lower == s->lower) && (file_priv == s->file_priv)) + { if (dev_priv->surfaces[s->surface_index]. lower == s->lower) dev_priv->surfaces[s->surface_index]. @@ -2048,7 +2054,7 @@ static int free_surface(DRMFILE filp, drm_radeon_private_t * dev_priv, refcount == 0) dev_priv->surfaces[s->surface_index]. flags = 0; - s->filp = NULL; + s->file_priv = NULL; radeon_apply_surface_regs(s->surface_index, dev_priv); return 0; @@ -2058,13 +2064,13 @@ static int free_surface(DRMFILE filp, drm_radeon_private_t * dev_priv, return 1; } -static void radeon_surfaces_release(DRMFILE filp, +static void radeon_surfaces_release(struct drm_file *file_priv, drm_radeon_private_t * dev_priv) { int i; for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++) { - if (dev_priv->virt_surfaces[i].filp == filp) - free_surface(filp, dev_priv, + if (dev_priv->virt_surfaces[i].file_priv == file_priv) + free_surface(file_priv, dev_priv, dev_priv->virt_surfaces[i].lower); } } @@ -2072,61 +2078,48 @@ static void radeon_surfaces_release(DRMFILE filp, /* ================================================================ * IOCTL functions */ -static int radeon_surface_alloc(DRM_IOCTL_ARGS) +static int radeon_surface_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_surface_alloc_t alloc; + drm_radeon_surface_alloc_t *alloc = data; - DRM_COPY_FROM_USER_IOCTL(alloc, - (drm_radeon_surface_alloc_t __user *) data, - sizeof(alloc)); - - if (alloc_surface(&alloc, dev_priv, filp) == -1) - return DRM_ERR(EINVAL); + if (alloc_surface(alloc, dev_priv, file_priv) == -1) + return -EINVAL; else return 0; } -static int radeon_surface_free(DRM_IOCTL_ARGS) +static int radeon_surface_free(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_surface_free_t memfree; - - DRM_COPY_FROM_USER_IOCTL(memfree, (drm_radeon_surface_free_t __user *) data, - sizeof(memfree)); + drm_radeon_surface_free_t *memfree = data; - if (free_surface(filp, dev_priv, memfree.address)) - return DRM_ERR(EINVAL); + if (free_surface(file_priv, dev_priv, memfree->address)) + return -EINVAL; else return 0; } -static int radeon_cp_clear(DRM_IOCTL_ARGS) +static int radeon_cp_clear(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_radeon_clear_t clear; + drm_radeon_clear_t *clear = data; drm_radeon_clear_rect_t depth_boxes[RADEON_NR_SAREA_CLIPRECTS]; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(clear, (drm_radeon_clear_t __user *) data, - sizeof(clear)); + LOCK_TEST_WITH_RETURN(dev, file_priv); RING_SPACE_TEST_WITH_RETURN(dev_priv); if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS) sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS; - if (DRM_COPY_FROM_USER(&depth_boxes, clear.depth_boxes, + if (DRM_COPY_FROM_USER(&depth_boxes, clear->depth_boxes, sarea_priv->nbox * sizeof(depth_boxes[0]))) - return DRM_ERR(EFAULT); + return -EFAULT; - radeon_cp_dispatch_clear(dev, &clear, depth_boxes); + radeon_cp_dispatch_clear(dev, clear, depth_boxes); COMMIT_RING(); return 0; @@ -2162,13 +2155,12 @@ static int radeon_do_init_pageflip(struct drm_device * dev) /* Swapping and flipping are different operations, need different ioctls. * They can & should be intermixed to support multiple 3d windows. */ -static int radeon_cp_flip(DRM_IOCTL_ARGS) +static int radeon_cp_flip(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); RING_SPACE_TEST_WITH_RETURN(dev_priv); @@ -2181,14 +2173,13 @@ static int radeon_cp_flip(DRM_IOCTL_ARGS) return 0; } -static int radeon_cp_swap(DRM_IOCTL_ARGS) +static int radeon_cp_swap(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); RING_SPACE_TEST_WITH_RETURN(dev_priv); @@ -2202,64 +2193,57 @@ static int radeon_cp_swap(DRM_IOCTL_ARGS) return 0; } -static int radeon_cp_vertex(DRM_IOCTL_ARGS) +static int radeon_cp_vertex(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - struct drm_file *filp_priv; drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; - drm_radeon_vertex_t vertex; + drm_radeon_vertex_t *vertex = data; drm_radeon_tcl_prim_t prim; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_GET_PRIV_WITH_RETURN(filp_priv, filp); - - DRM_COPY_FROM_USER_IOCTL(vertex, (drm_radeon_vertex_t __user *) data, - sizeof(vertex)); + LOCK_TEST_WITH_RETURN(dev, file_priv); DRM_DEBUG("pid=%d index=%d count=%d discard=%d\n", - DRM_CURRENTPID, vertex.idx, vertex.count, vertex.discard); + DRM_CURRENTPID, vertex->idx, vertex->count, vertex->discard); - if (vertex.idx < 0 || vertex.idx >= dma->buf_count) { + if (vertex->idx < 0 || vertex->idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", - vertex.idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + vertex->idx, dma->buf_count - 1); + return -EINVAL; } - if (vertex.prim < 0 || vertex.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST) { - DRM_ERROR("buffer prim %d\n", vertex.prim); - return DRM_ERR(EINVAL); + if (vertex->prim < 0 || vertex->prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST) { + DRM_ERROR("buffer prim %d\n", vertex->prim); + return -EINVAL; } RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - buf = dma->buflist[vertex.idx]; + buf = dma->buflist[vertex->idx]; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("process %d using buffer owned by %p\n", - DRM_CURRENTPID, buf->filp); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; } if (buf->pending) { - DRM_ERROR("sending pending buffer %d\n", vertex.idx); - return DRM_ERR(EINVAL); + DRM_ERROR("sending pending buffer %d\n", vertex->idx); + return -EINVAL; } /* Build up a prim_t record: */ - if (vertex.count) { - buf->used = vertex.count; /* not used? */ + if (vertex->count) { + buf->used = vertex->count; /* not used? */ if (sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS) { - if (radeon_emit_state(dev_priv, filp_priv, + if (radeon_emit_state(dev_priv, file_priv, &sarea_priv->context_state, sarea_priv->tex_state, sarea_priv->dirty)) { DRM_ERROR("radeon_emit_state failed\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES | @@ -2269,15 +2253,15 @@ static int radeon_cp_vertex(DRM_IOCTL_ARGS) } prim.start = 0; - prim.finish = vertex.count; /* unused */ - prim.prim = vertex.prim; - prim.numverts = vertex.count; + prim.finish = vertex->count; /* unused */ + prim.prim = vertex->prim; + prim.numverts = vertex->count; prim.vc_format = dev_priv->sarea_priv->vc_format; radeon_cp_dispatch_vertex(dev, buf, &prim); } - if (vertex.discard) { + if (vertex->discard) { radeon_cp_discard_buffer(dev, buf); } @@ -2285,74 +2269,68 @@ static int radeon_cp_vertex(DRM_IOCTL_ARGS) return 0; } -static int radeon_cp_indices(DRM_IOCTL_ARGS) +static int radeon_cp_indices(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - struct drm_file *filp_priv; drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; - drm_radeon_indices_t elts; + drm_radeon_indices_t *elts = data; drm_radeon_tcl_prim_t prim; int count; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_GET_PRIV_WITH_RETURN(filp_priv, filp); - - DRM_COPY_FROM_USER_IOCTL(elts, (drm_radeon_indices_t __user *) data, - sizeof(elts)); + LOCK_TEST_WITH_RETURN(dev, file_priv); DRM_DEBUG("pid=%d index=%d start=%d end=%d discard=%d\n", - DRM_CURRENTPID, elts.idx, elts.start, elts.end, elts.discard); + DRM_CURRENTPID, elts->idx, elts->start, elts->end, + elts->discard); - if (elts.idx < 0 || elts.idx >= dma->buf_count) { + if (elts->idx < 0 || elts->idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", - elts.idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + elts->idx, dma->buf_count - 1); + return -EINVAL; } - if (elts.prim < 0 || elts.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST) { - DRM_ERROR("buffer prim %d\n", elts.prim); - return DRM_ERR(EINVAL); + if (elts->prim < 0 || elts->prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST) { + DRM_ERROR("buffer prim %d\n", elts->prim); + return -EINVAL; } RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - buf = dma->buflist[elts.idx]; + buf = dma->buflist[elts->idx]; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("process %d using buffer owned by %p\n", - DRM_CURRENTPID, buf->filp); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; } if (buf->pending) { - DRM_ERROR("sending pending buffer %d\n", elts.idx); - return DRM_ERR(EINVAL); + DRM_ERROR("sending pending buffer %d\n", elts->idx); + return -EINVAL; } - count = (elts.end - elts.start) / sizeof(u16); - elts.start -= RADEON_INDEX_PRIM_OFFSET; + count = (elts->end - elts->start) / sizeof(u16); + elts->start -= RADEON_INDEX_PRIM_OFFSET; - if (elts.start & 0x7) { - DRM_ERROR("misaligned buffer 0x%x\n", elts.start); - return DRM_ERR(EINVAL); + if (elts->start & 0x7) { + DRM_ERROR("misaligned buffer 0x%x\n", elts->start); + return -EINVAL; } - if (elts.start < buf->used) { - DRM_ERROR("no header 0x%x - 0x%x\n", elts.start, buf->used); - return DRM_ERR(EINVAL); + if (elts->start < buf->used) { + DRM_ERROR("no header 0x%x - 0x%x\n", elts->start, buf->used); + return -EINVAL; } - buf->used = elts.end; + buf->used = elts->end; if (sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS) { - if (radeon_emit_state(dev_priv, filp_priv, + if (radeon_emit_state(dev_priv, file_priv, &sarea_priv->context_state, sarea_priv->tex_state, sarea_priv->dirty)) { DRM_ERROR("radeon_emit_state failed\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES | @@ -2363,15 +2341,15 @@ static int radeon_cp_indices(DRM_IOCTL_ARGS) /* Build up a prim_t record: */ - prim.start = elts.start; - prim.finish = elts.end; - prim.prim = elts.prim; + prim.start = elts->start; + prim.finish = elts->end; + prim.prim = elts->prim; prim.offset = 0; /* offset from start of dma buffers */ prim.numverts = RADEON_MAX_VB_VERTS; /* duh */ prim.vc_format = dev_priv->sarea_priv->vc_format; radeon_cp_dispatch_indices(dev, buf, &prim); - if (elts.discard) { + if (elts->discard) { radeon_cp_discard_buffer(dev, buf); } @@ -2379,52 +2357,43 @@ static int radeon_cp_indices(DRM_IOCTL_ARGS) return 0; } -static int radeon_cp_texture(DRM_IOCTL_ARGS) +static int radeon_cp_texture(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_texture_t tex; + drm_radeon_texture_t *tex = data; drm_radeon_tex_image_t image; int ret; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(tex, (drm_radeon_texture_t __user *) data, - sizeof(tex)); + LOCK_TEST_WITH_RETURN(dev, file_priv); - if (tex.image == NULL) { + if (tex->image == NULL) { DRM_ERROR("null texture image!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } if (DRM_COPY_FROM_USER(&image, - (drm_radeon_tex_image_t __user *) tex.image, + (drm_radeon_tex_image_t __user *) tex->image, sizeof(image))) - return DRM_ERR(EFAULT); + return -EFAULT; RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - ret = radeon_cp_dispatch_texture(filp, dev, &tex, &image); + ret = radeon_cp_dispatch_texture(dev, file_priv, tex, &image); - COMMIT_RING(); return ret; } -static int radeon_cp_stipple(DRM_IOCTL_ARGS) +static int radeon_cp_stipple(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_stipple_t stipple; + drm_radeon_stipple_t *stipple = data; u32 mask[32]; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(stipple, (drm_radeon_stipple_t __user *) data, - sizeof(stipple)); + LOCK_TEST_WITH_RETURN(dev, file_priv); - if (DRM_COPY_FROM_USER(&mask, stipple.mask, 32 * sizeof(u32))) - return DRM_ERR(EFAULT); + if (DRM_COPY_FROM_USER(&mask, stipple->mask, 32 * sizeof(u32))) + return -EFAULT; RING_SPACE_TEST_WITH_RETURN(dev_priv); @@ -2434,52 +2403,48 @@ static int radeon_cp_stipple(DRM_IOCTL_ARGS) return 0; } -static int radeon_cp_indirect(DRM_IOCTL_ARGS) +static int radeon_cp_indirect(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; - drm_radeon_indirect_t indirect; + drm_radeon_indirect_t *indirect = data; RING_LOCALS; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(indirect, - (drm_radeon_indirect_t __user *) data, - sizeof(indirect)); + LOCK_TEST_WITH_RETURN(dev, file_priv); DRM_DEBUG("indirect: idx=%d s=%d e=%d d=%d\n", - indirect.idx, indirect.start, indirect.end, indirect.discard); + indirect->idx, indirect->start, indirect->end, + indirect->discard); - if (indirect.idx < 0 || indirect.idx >= dma->buf_count) { + if (indirect->idx < 0 || indirect->idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", - indirect.idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + indirect->idx, dma->buf_count - 1); + return -EINVAL; } - buf = dma->buflist[indirect.idx]; + buf = dma->buflist[indirect->idx]; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("process %d using buffer owned by %p\n", - DRM_CURRENTPID, buf->filp); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; } if (buf->pending) { - DRM_ERROR("sending pending buffer %d\n", indirect.idx); - return DRM_ERR(EINVAL); + DRM_ERROR("sending pending buffer %d\n", indirect->idx); + return -EINVAL; } - if (indirect.start < buf->used) { + if (indirect->start < buf->used) { DRM_ERROR("reusing indirect: start=0x%x actual=0x%x\n", - indirect.start, buf->used); - return DRM_ERR(EINVAL); + indirect->start, buf->used); + return -EINVAL; } RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - buf->used = indirect.end; + buf->used = indirect->end; /* Wait for the 3D stream to idle before the indirect buffer * containing 2D acceleration commands is processed. @@ -2494,8 +2459,8 @@ static int radeon_cp_indirect(DRM_IOCTL_ARGS) * X server. This is insecure and is thus only available to * privileged clients. */ - radeon_cp_dispatch_indirect(dev, buf, indirect.start, indirect.end); - if (indirect.discard) { + radeon_cp_dispatch_indirect(dev, buf, indirect->start, indirect->end); + if (indirect->discard) { radeon_cp_discard_buffer(dev, buf); } @@ -2503,71 +2468,64 @@ static int radeon_cp_indirect(DRM_IOCTL_ARGS) return 0; } -static int radeon_cp_vertex2(DRM_IOCTL_ARGS) +static int radeon_cp_vertex2(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - struct drm_file *filp_priv; drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf; - drm_radeon_vertex2_t vertex; + drm_radeon_vertex2_t *vertex = data; int i; unsigned char laststate; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_GET_PRIV_WITH_RETURN(filp_priv, filp); - - DRM_COPY_FROM_USER_IOCTL(vertex, (drm_radeon_vertex2_t __user *) data, - sizeof(vertex)); + LOCK_TEST_WITH_RETURN(dev, file_priv); DRM_DEBUG("pid=%d index=%d discard=%d\n", - DRM_CURRENTPID, vertex.idx, vertex.discard); + DRM_CURRENTPID, vertex->idx, vertex->discard); - if (vertex.idx < 0 || vertex.idx >= dma->buf_count) { + if (vertex->idx < 0 || vertex->idx >= dma->buf_count) { DRM_ERROR("buffer index %d (of %d max)\n", - vertex.idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + vertex->idx, dma->buf_count - 1); + return -EINVAL; } RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - buf = dma->buflist[vertex.idx]; + buf = dma->buflist[vertex->idx]; - if (buf->filp != filp) { + if (buf->file_priv != file_priv) { DRM_ERROR("process %d using buffer owned by %p\n", - DRM_CURRENTPID, buf->filp); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, buf->file_priv); + return -EINVAL; } if (buf->pending) { - DRM_ERROR("sending pending buffer %d\n", vertex.idx); - return DRM_ERR(EINVAL); + DRM_ERROR("sending pending buffer %d\n", vertex->idx); + return -EINVAL; } if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS) - return DRM_ERR(EINVAL); + return -EINVAL; - for (laststate = 0xff, i = 0; i < vertex.nr_prims; i++) { + for (laststate = 0xff, i = 0; i < vertex->nr_prims; i++) { drm_radeon_prim_t prim; drm_radeon_tcl_prim_t tclprim; - if (DRM_COPY_FROM_USER(&prim, &vertex.prim[i], sizeof(prim))) - return DRM_ERR(EFAULT); + if (DRM_COPY_FROM_USER(&prim, &vertex->prim[i], sizeof(prim))) + return -EFAULT; if (prim.stateidx != laststate) { drm_radeon_state_t state; if (DRM_COPY_FROM_USER(&state, - &vertex.state[prim.stateidx], + &vertex->state[prim.stateidx], sizeof(state))) - return DRM_ERR(EFAULT); + return -EFAULT; - if (radeon_emit_state2(dev_priv, filp_priv, &state)) { + if (radeon_emit_state2(dev_priv, file_priv, &state)) { DRM_ERROR("radeon_emit_state2 failed\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } laststate = prim.stateidx; @@ -2594,7 +2552,7 @@ static int radeon_cp_vertex2(DRM_IOCTL_ARGS) sarea_priv->nbox = 0; } - if (vertex.discard) { + if (vertex->discard) { radeon_cp_discard_buffer(dev, buf); } @@ -2603,7 +2561,7 @@ static int radeon_cp_vertex2(DRM_IOCTL_ARGS) } static int radeon_emit_packets(drm_radeon_private_t * dev_priv, - struct drm_file * filp_priv, + struct drm_file *file_priv, drm_radeon_cmd_header_t header, drm_radeon_kcmd_buffer_t *cmdbuf) { @@ -2613,19 +2571,19 @@ static int radeon_emit_packets(drm_radeon_private_t * dev_priv, RING_LOCALS; if (id >= RADEON_MAX_STATE_PACKETS) - return DRM_ERR(EINVAL); + return -EINVAL; sz = packet[id].len; reg = packet[id].start; if (sz * sizeof(int) > cmdbuf->bufsz) { DRM_ERROR("Packet size provided larger than data provided\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } - if (radeon_check_and_fixup_packets(dev_priv, filp_priv, id, data)) { + if (radeon_check_and_fixup_packets(dev_priv, file_priv, id, data)) { DRM_ERROR("Packet verification failed\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } BEGIN_RING(sz + 1); @@ -2713,7 +2671,7 @@ static __inline__ int radeon_emit_veclinear(drm_radeon_private_t *dev_priv, if (!sz) return 0; if (sz * 4 > cmdbuf->bufsz) - return DRM_ERR(EINVAL); + return -EINVAL; BEGIN_RING(5 + sz); OUT_RING_REG(RADEON_SE_TCL_STATE_FLUSH, 0); @@ -2729,7 +2687,7 @@ static __inline__ int radeon_emit_veclinear(drm_radeon_private_t *dev_priv, } static int radeon_emit_packet3(struct drm_device * dev, - struct drm_file * filp_priv, + struct drm_file *file_priv, drm_radeon_kcmd_buffer_t *cmdbuf) { drm_radeon_private_t *dev_priv = dev->dev_private; @@ -2739,7 +2697,7 @@ static int radeon_emit_packet3(struct drm_device * dev, DRM_DEBUG("\n"); - if ((ret = radeon_check_and_fixup_packet3(dev_priv, filp_priv, + if ((ret = radeon_check_and_fixup_packet3(dev_priv, file_priv, cmdbuf, &cmdsz))) { DRM_ERROR("Packet verification failed\n"); return ret; @@ -2755,7 +2713,7 @@ static int radeon_emit_packet3(struct drm_device * dev, } static int radeon_emit_packet3_cliprect(struct drm_device *dev, - struct drm_file *filp_priv, + struct drm_file *file_priv, drm_radeon_kcmd_buffer_t *cmdbuf, int orig_nbox) { @@ -2769,7 +2727,7 @@ static int radeon_emit_packet3_cliprect(struct drm_device *dev, DRM_DEBUG("\n"); - if ((ret = radeon_check_and_fixup_packet3(dev_priv, filp_priv, + if ((ret = radeon_check_and_fixup_packet3(dev_priv, file_priv, cmdbuf, &cmdsz))) { DRM_ERROR("Packet verification failed\n"); return ret; @@ -2781,7 +2739,7 @@ static int radeon_emit_packet3_cliprect(struct drm_device *dev, do { if (i < cmdbuf->nbox) { if (DRM_COPY_FROM_USER(&box, &boxes[i], sizeof(box))) - return DRM_ERR(EFAULT); + return -EFAULT; /* FIXME The second and subsequent times round * this loop, send a WAIT_UNTIL_3D_IDLE before * calling emit_clip_rect(). This fixes a @@ -2839,62 +2797,54 @@ static int radeon_emit_wait(struct drm_device * dev, int flags) ADVANCE_RING(); break; default: - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; } -static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) +static int radeon_cp_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - struct drm_file *filp_priv; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf = NULL; int idx; - drm_radeon_kcmd_buffer_t cmdbuf; + drm_radeon_kcmd_buffer_t *cmdbuf = data; drm_radeon_cmd_header_t header; int orig_nbox, orig_bufsz; char *kbuf = NULL; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_GET_PRIV_WITH_RETURN(filp_priv, filp); - - DRM_COPY_FROM_USER_IOCTL(cmdbuf, - (drm_radeon_cmd_buffer_t __user *) data, - sizeof(cmdbuf)); + LOCK_TEST_WITH_RETURN(dev, file_priv); RING_SPACE_TEST_WITH_RETURN(dev_priv); VB_AGE_TEST_WITH_RETURN(dev_priv); - if (cmdbuf.bufsz > 64 * 1024 || cmdbuf.bufsz < 0) { - return DRM_ERR(EINVAL); + if (cmdbuf->bufsz > 64 * 1024 || cmdbuf->bufsz < 0) { + return -EINVAL; } /* Allocate an in-kernel area and copy in the cmdbuf. Do this to avoid * races between checking values and using those values in other code, * and simply to avoid a lot of function calls to copy in data. */ - orig_bufsz = cmdbuf.bufsz; + orig_bufsz = cmdbuf->bufsz; if (orig_bufsz != 0) { - kbuf = drm_alloc(cmdbuf.bufsz, DRM_MEM_DRIVER); + kbuf = drm_alloc(cmdbuf->bufsz, DRM_MEM_DRIVER); if (kbuf == NULL) - return DRM_ERR(ENOMEM); - if (DRM_COPY_FROM_USER(kbuf, (void __user *)cmdbuf.buf, - cmdbuf.bufsz)) { + return -ENOMEM; + if (DRM_COPY_FROM_USER(kbuf, (void __user *)cmdbuf->buf, + cmdbuf->bufsz)) { drm_free(kbuf, orig_bufsz, DRM_MEM_DRIVER); - return DRM_ERR(EFAULT); + return -EFAULT; } - cmdbuf.buf = kbuf; + cmdbuf->buf = kbuf; } - orig_nbox = cmdbuf.nbox; + orig_nbox = cmdbuf->nbox; if (dev_priv->microcode_version == UCODE_R300) { int temp; - temp = r300_do_cp_cmdbuf(dev, filp, filp_priv, &cmdbuf); + temp = r300_do_cp_cmdbuf(dev, file_priv, cmdbuf); if (orig_bufsz != 0) drm_free(kbuf, orig_bufsz, DRM_MEM_DRIVER); @@ -2903,17 +2853,17 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) } /* microcode_version != r300 */ - while (cmdbuf.bufsz >= sizeof(header)) { + while (cmdbuf->bufsz >= sizeof(header)) { - header.i = *(int *)cmdbuf.buf; - cmdbuf.buf += sizeof(header); - cmdbuf.bufsz -= sizeof(header); + header.i = *(int *)cmdbuf->buf; + cmdbuf->buf += sizeof(header); + cmdbuf->bufsz -= sizeof(header); switch (header.header.cmd_type) { case RADEON_CMD_PACKET: DRM_DEBUG("RADEON_CMD_PACKET\n"); if (radeon_emit_packets - (dev_priv, filp_priv, header, &cmdbuf)) { + (dev_priv, file_priv, header, cmdbuf)) { DRM_ERROR("radeon_emit_packets failed\n"); goto err; } @@ -2921,7 +2871,7 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) case RADEON_CMD_SCALARS: DRM_DEBUG("RADEON_CMD_SCALARS\n"); - if (radeon_emit_scalars(dev_priv, header, &cmdbuf)) { + if (radeon_emit_scalars(dev_priv, header, cmdbuf)) { DRM_ERROR("radeon_emit_scalars failed\n"); goto err; } @@ -2929,7 +2879,7 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) case RADEON_CMD_VECTORS: DRM_DEBUG("RADEON_CMD_VECTORS\n"); - if (radeon_emit_vectors(dev_priv, header, &cmdbuf)) { + if (radeon_emit_vectors(dev_priv, header, cmdbuf)) { DRM_ERROR("radeon_emit_vectors failed\n"); goto err; } @@ -2945,9 +2895,10 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) } buf = dma->buflist[idx]; - if (buf->filp != filp || buf->pending) { + if (buf->file_priv != file_priv || buf->pending) { DRM_ERROR("bad buffer %p %p %d\n", - buf->filp, filp, buf->pending); + buf->file_priv, file_priv, + buf->pending); goto err; } @@ -2956,7 +2907,7 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) case RADEON_CMD_PACKET3: DRM_DEBUG("RADEON_CMD_PACKET3\n"); - if (radeon_emit_packet3(dev, filp_priv, &cmdbuf)) { + if (radeon_emit_packet3(dev, file_priv, cmdbuf)) { DRM_ERROR("radeon_emit_packet3 failed\n"); goto err; } @@ -2965,7 +2916,7 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) case RADEON_CMD_PACKET3_CLIP: DRM_DEBUG("RADEON_CMD_PACKET3_CLIP\n"); if (radeon_emit_packet3_cliprect - (dev, filp_priv, &cmdbuf, orig_nbox)) { + (dev, file_priv, cmdbuf, orig_nbox)) { DRM_ERROR("radeon_emit_packet3_clip failed\n"); goto err; } @@ -2973,7 +2924,7 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) case RADEON_CMD_SCALARS2: DRM_DEBUG("RADEON_CMD_SCALARS2\n"); - if (radeon_emit_scalars2(dev_priv, header, &cmdbuf)) { + if (radeon_emit_scalars2(dev_priv, header, cmdbuf)) { DRM_ERROR("radeon_emit_scalars2 failed\n"); goto err; } @@ -2988,7 +2939,7 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) break; case RADEON_CMD_VECLINEAR: DRM_DEBUG("RADEON_CMD_VECLINEAR\n"); - if (radeon_emit_veclinear(dev_priv, header, &cmdbuf)) { + if (radeon_emit_veclinear(dev_priv, header, cmdbuf)) { DRM_ERROR("radeon_emit_veclinear failed\n"); goto err; } @@ -2997,7 +2948,7 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) default: DRM_ERROR("bad cmd_type %d at %p\n", header.header.cmd_type, - cmdbuf.buf - sizeof(header)); + cmdbuf->buf - sizeof(header)); goto err; } } @@ -3012,22 +2963,18 @@ static int radeon_cp_cmdbuf(DRM_IOCTL_ARGS) err: if (orig_bufsz != 0) drm_free(kbuf, orig_bufsz, DRM_MEM_DRIVER); - return DRM_ERR(EINVAL); + return -EINVAL; } -static int radeon_cp_getparam(DRM_IOCTL_ARGS) +static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - drm_radeon_getparam_t param; + drm_radeon_getparam_t *param = data; int value; - DRM_COPY_FROM_USER_IOCTL(param, (drm_radeon_getparam_t __user *) data, - sizeof(param)); - DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); - switch (param.param) { + switch (param->param) { case RADEON_PARAM_GART_BUFFER_OFFSET: value = dev_priv->gart_buffers_offset; break; @@ -3074,7 +3021,7 @@ static int radeon_cp_getparam(DRM_IOCTL_ARGS) break; case RADEON_PARAM_SCRATCH_OFFSET: if (!dev_priv->writeback_works) - return DRM_ERR(EINVAL); + return -EINVAL; value = RADEON_SCRATCH_REG_OFFSET; break; case RADEON_PARAM_CARD_TYPE: @@ -3089,43 +3036,37 @@ static int radeon_cp_getparam(DRM_IOCTL_ARGS) value = radeon_vblank_crtc_get(dev); break; default: - DRM_DEBUG("Invalid parameter %d\n", param.param); - return DRM_ERR(EINVAL); + DRM_DEBUG("Invalid parameter %d\n", param->param); + return -EINVAL; } - if (DRM_COPY_TO_USER(param.value, &value, sizeof(int))) { + if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) { DRM_ERROR("copy_to_user\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } return 0; } -static int radeon_cp_setparam(DRM_IOCTL_ARGS) +static int radeon_cp_setparam(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_radeon_private_t *dev_priv = dev->dev_private; - struct drm_file *filp_priv; - drm_radeon_setparam_t sp; + drm_radeon_setparam_t *sp = data; struct drm_radeon_driver_file_fields *radeon_priv; - DRM_GET_PRIV_WITH_RETURN(filp_priv, filp); - - DRM_COPY_FROM_USER_IOCTL(sp, (drm_radeon_setparam_t __user *) data, - sizeof(sp)); - - switch (sp.param) { + switch (sp->param) { case RADEON_SETPARAM_FB_LOCATION: - radeon_priv = filp_priv->driver_priv; - radeon_priv->radeon_fb_delta = dev_priv->fb_location - sp.value; + radeon_priv = file_priv->driver_priv; + radeon_priv->radeon_fb_delta = dev_priv->fb_location - + sp->value; break; case RADEON_SETPARAM_SWITCH_TILING: - if (sp.value == 0) { + if (sp->value == 0) { DRM_DEBUG("color tiling disabled\n"); dev_priv->front_pitch_offset &= ~RADEON_DST_TILE_MACRO; dev_priv->back_pitch_offset &= ~RADEON_DST_TILE_MACRO; dev_priv->sarea_priv->tiling_enabled = 0; - } else if (sp.value == 1) { + } else if (sp->value == 1) { DRM_DEBUG("color tiling enabled\n"); dev_priv->front_pitch_offset |= RADEON_DST_TILE_MACRO; dev_priv->back_pitch_offset |= RADEON_DST_TILE_MACRO; @@ -3133,23 +3074,23 @@ static int radeon_cp_setparam(DRM_IOCTL_ARGS) } break; case RADEON_SETPARAM_PCIGART_LOCATION: - dev_priv->pcigart_offset = sp.value; + dev_priv->pcigart_offset = sp->value; dev_priv->pcigart_offset_set = 1; break; case RADEON_SETPARAM_NEW_MEMMAP: - dev_priv->new_memmap = sp.value; + dev_priv->new_memmap = sp->value; break; case RADEON_SETPARAM_PCIGART_TABLE_SIZE: - dev_priv->gart_info.table_size = sp.value; + dev_priv->gart_info.table_size = sp->value; if (dev_priv->gart_info.table_size < RADEON_PCIGART_TABLE_SIZE) dev_priv->gart_info.table_size = RADEON_PCIGART_TABLE_SIZE; break; case RADEON_SETPARAM_VBLANK_CRTC: - return radeon_vblank_crtc_set(dev, sp.value); + return radeon_vblank_crtc_set(dev, sp->value); break; default: - DRM_DEBUG("Invalid parameter %d\n", sp.param); - return DRM_ERR(EINVAL); + DRM_DEBUG("Invalid parameter %d\n", sp->param); + return -EINVAL; } return 0; @@ -3162,14 +3103,14 @@ static int radeon_cp_setparam(DRM_IOCTL_ARGS) * * DRM infrastructure takes care of reclaiming dma buffers. */ -void radeon_driver_preclose(struct drm_device *dev, DRMFILE filp) +void radeon_driver_preclose(struct drm_device *dev, struct drm_file *file_priv) { if (dev->dev_private) { drm_radeon_private_t *dev_priv = dev->dev_private; dev_priv->page_flipping = 0; - radeon_mem_release(filp, dev_priv->gart_heap); - radeon_mem_release(filp, dev_priv->fb_heap); - radeon_surfaces_release(filp, dev_priv); + radeon_mem_release(file_priv, dev_priv->gart_heap); + radeon_mem_release(file_priv, dev_priv->fb_heap); + radeon_surfaces_release(file_priv, dev_priv); } } @@ -3186,7 +3127,7 @@ void radeon_driver_lastclose(struct drm_device *dev) radeon_do_release(dev); } -int radeon_driver_open(struct drm_device *dev, struct drm_file *filp_priv) +int radeon_driver_open(struct drm_device *dev, struct drm_file *file_priv) { drm_radeon_private_t *dev_priv = dev->dev_private; struct drm_radeon_driver_file_fields *radeon_priv; @@ -3199,7 +3140,7 @@ int radeon_driver_open(struct drm_device *dev, struct drm_file *filp_priv) if (!radeon_priv) return -ENOMEM; - filp_priv->driver_priv = radeon_priv; + file_priv->driver_priv = radeon_priv; if (dev_priv) radeon_priv->radeon_fb_delta = dev_priv->fb_location; @@ -3208,42 +3149,42 @@ int radeon_driver_open(struct drm_device *dev, struct drm_file *filp_priv) return 0; } -void radeon_driver_postclose(struct drm_device *dev, struct drm_file *filp_priv) +void radeon_driver_postclose(struct drm_device *dev, struct drm_file *file_priv) { struct drm_radeon_driver_file_fields *radeon_priv = - filp_priv->driver_priv; + file_priv->driver_priv; drm_free(radeon_priv, sizeof(*radeon_priv), DRM_MEM_FILES); } -drm_ioctl_desc_t radeon_ioctls[] = { - [DRM_IOCTL_NR(DRM_RADEON_CP_INIT)] = {radeon_cp_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_RADEON_CP_START)] = {radeon_cp_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_RADEON_CP_STOP)] = {radeon_cp_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_RADEON_CP_RESET)] = {radeon_cp_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_RADEON_CP_IDLE)] = {radeon_cp_idle, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_CP_RESUME)] = {radeon_cp_resume, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_RESET)] = {radeon_engine_reset, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_FULLSCREEN)] = {radeon_fullscreen, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_SWAP)] = {radeon_cp_swap, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_CLEAR)] = {radeon_cp_clear, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_VERTEX)] = {radeon_cp_vertex, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_INDICES)] = {radeon_cp_indices, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_TEXTURE)] = {radeon_cp_texture, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_STIPPLE)] = {radeon_cp_stipple, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_INDIRECT)] = {radeon_cp_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_RADEON_VERTEX2)] = {radeon_cp_vertex2, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_CMDBUF)] = {radeon_cp_cmdbuf, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_GETPARAM)] = {radeon_cp_getparam, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_FLIP)] = {radeon_cp_flip, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_ALLOC)] = {radeon_mem_alloc, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_FREE)] = {radeon_mem_free, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_INIT_HEAP)] = {radeon_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_RADEON_IRQ_EMIT)] = {radeon_irq_emit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_IRQ_WAIT)] = {radeon_irq_wait, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_SETPARAM)] = {radeon_cp_setparam, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_SURF_ALLOC)] = {radeon_surface_alloc, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_RADEON_SURF_FREE)] = {radeon_surface_free, DRM_AUTH} +struct drm_ioctl_desc radeon_ioctls[] = { + DRM_IOCTL_DEF(DRM_RADEON_CP_INIT, radeon_cp_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_CP_START, radeon_cp_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_CP_STOP, radeon_cp_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_CP_RESET, radeon_cp_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_CP_IDLE, radeon_cp_idle, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_CP_RESUME, radeon_cp_resume, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_RESET, radeon_engine_reset, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_FULLSCREEN, radeon_fullscreen, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_SWAP, radeon_cp_swap, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_CLEAR, radeon_cp_clear, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_VERTEX, radeon_cp_vertex, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_INDICES, radeon_cp_indices, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_TEXTURE, radeon_cp_texture, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_STIPPLE, radeon_cp_stipple, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_INDIRECT, radeon_cp_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_VERTEX2, radeon_cp_vertex2, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_CMDBUF, radeon_cp_cmdbuf, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GETPARAM, radeon_cp_getparam, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_FLIP, radeon_cp_flip, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_ALLOC, radeon_mem_alloc, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_FREE, radeon_mem_free, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_INIT_HEAP, radeon_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_IRQ_EMIT, radeon_irq_emit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_IRQ_WAIT, radeon_irq_wait, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_SETPARAM, radeon_cp_setparam, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_SURF_ALLOC, radeon_surface_alloc, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_SURF_FREE, radeon_surface_free, DRM_AUTH) }; int radeon_max_ioctl = DRM_ARRAY_SIZE(radeon_ioctls); diff --git a/drivers/char/drm/savage_bci.c b/drivers/char/drm/savage_bci.c index 18c7235f6b73..59484d56b333 100644 --- a/drivers/char/drm/savage_bci.c +++ b/drivers/char/drm/savage_bci.c @@ -60,7 +60,7 @@ savage_bci_wait_fifo_shadow(drm_savage_private_t * dev_priv, unsigned int n) DRM_ERROR("failed!\n"); DRM_INFO(" status=0x%08x, threshold=0x%08x\n", status, threshold); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } static int @@ -81,7 +81,7 @@ savage_bci_wait_fifo_s3d(drm_savage_private_t * dev_priv, unsigned int n) DRM_ERROR("failed!\n"); DRM_INFO(" status=0x%08x\n", status); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } static int @@ -102,7 +102,7 @@ savage_bci_wait_fifo_s4(drm_savage_private_t * dev_priv, unsigned int n) DRM_ERROR("failed!\n"); DRM_INFO(" status=0x%08x\n", status); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } /* @@ -136,7 +136,7 @@ savage_bci_wait_event_shadow(drm_savage_private_t * dev_priv, uint16_t e) DRM_INFO(" status=0x%08x, e=0x%04x\n", status, e); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } static int @@ -158,7 +158,7 @@ savage_bci_wait_event_reg(drm_savage_private_t * dev_priv, uint16_t e) DRM_INFO(" status=0x%08x, e=0x%04x\n", status, e); #endif - return DRM_ERR(EBUSY); + return -EBUSY; } uint16_t savage_bci_emit_event(drm_savage_private_t * dev_priv, @@ -301,7 +301,7 @@ static int savage_dma_init(drm_savage_private_t * dev_priv) dev_priv->dma_pages = drm_alloc(sizeof(drm_savage_dma_page_t) * dev_priv->nr_dma_pages, DRM_MEM_DRIVER); if (dev_priv->dma_pages == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; for (i = 0; i < dev_priv->nr_dma_pages; ++i) { SET_AGE(&dev_priv->dma_pages[i].age, 0, 0); @@ -541,7 +541,7 @@ int savage_driver_load(struct drm_device *dev, unsigned long chipset) dev_priv = drm_alloc(sizeof(drm_savage_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(dev_priv, 0, sizeof(drm_savage_private_t)); dev->dev_private = (void *)dev_priv; @@ -682,16 +682,16 @@ static int savage_do_init_bci(struct drm_device * dev, drm_savage_init_t * init) if (init->fb_bpp != 16 && init->fb_bpp != 32) { DRM_ERROR("invalid frame buffer bpp %d!\n", init->fb_bpp); - return DRM_ERR(EINVAL); + return -EINVAL; } if (init->depth_bpp != 16 && init->depth_bpp != 32) { DRM_ERROR("invalid depth buffer bpp %d!\n", init->fb_bpp); - return DRM_ERR(EINVAL); + return -EINVAL; } if (init->dma_type != SAVAGE_DMA_AGP && init->dma_type != SAVAGE_DMA_PCI) { DRM_ERROR("invalid dma memory type %d!\n", init->dma_type); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->cob_size = init->cob_size; @@ -715,14 +715,14 @@ static int savage_do_init_bci(struct drm_device * dev, drm_savage_init_t * init) if (!dev_priv->sarea) { DRM_ERROR("could not find sarea!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } if (init->status_offset != 0) { dev_priv->status = drm_core_findmap(dev, init->status_offset); if (!dev_priv->status) { DRM_ERROR("could not find shadow status region!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } } else { dev_priv->status = NULL; @@ -734,13 +734,13 @@ static int savage_do_init_bci(struct drm_device * dev, drm_savage_init_t * init) if (!dev->agp_buffer_map) { DRM_ERROR("could not find DMA buffer region!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } drm_core_ioremap(dev->agp_buffer_map, dev); if (!dev->agp_buffer_map) { DRM_ERROR("failed to ioremap DMA buffer region!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } } if (init->agp_textures_offset) { @@ -749,7 +749,7 @@ static int savage_do_init_bci(struct drm_device * dev, drm_savage_init_t * init) if (!dev_priv->agp_textures) { DRM_ERROR("could not find agp texture region!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } } else { dev_priv->agp_textures = NULL; @@ -760,39 +760,39 @@ static int savage_do_init_bci(struct drm_device * dev, drm_savage_init_t * init) DRM_ERROR("command DMA not supported on " "Savage3D/MX/IX.\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } if (dev->dma && dev->dma->buflist) { DRM_ERROR("command and vertex DMA not supported " "at the same time.\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->cmd_dma = drm_core_findmap(dev, init->cmd_dma_offset); if (!dev_priv->cmd_dma) { DRM_ERROR("could not find command DMA region!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } if (dev_priv->dma_type == SAVAGE_DMA_AGP) { if (dev_priv->cmd_dma->type != _DRM_AGP) { DRM_ERROR("AGP command DMA region is not a " "_DRM_AGP map!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } drm_core_ioremap(dev_priv->cmd_dma, dev); if (!dev_priv->cmd_dma->handle) { DRM_ERROR("failed to ioremap command " "DMA region!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } } else if (dev_priv->cmd_dma->type != _DRM_CONSISTENT) { DRM_ERROR("PCI command DMA region is not a " "_DRM_CONSISTENT map!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(EINVAL); + return -EINVAL; } } else { dev_priv->cmd_dma = NULL; @@ -809,7 +809,7 @@ static int savage_do_init_bci(struct drm_device * dev, drm_savage_init_t * init) if (!dev_priv->fake_dma.handle) { DRM_ERROR("could not allocate faked DMA buffer!\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->cmd_dma = &dev_priv->fake_dma; dev_priv->dma_flush = savage_fake_dma_flush; @@ -886,13 +886,13 @@ static int savage_do_init_bci(struct drm_device * dev, drm_savage_init_t * init) if (savage_freelist_init(dev) < 0) { DRM_ERROR("could not initialize freelist\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (savage_dma_init(dev_priv) < 0) { DRM_ERROR("could not initialize command DMA\n"); savage_do_cleanup_bci(dev); - return DRM_ERR(ENOMEM); + return -ENOMEM; } return 0; @@ -928,51 +928,41 @@ static int savage_do_cleanup_bci(struct drm_device * dev) return 0; } -static int savage_bci_init(DRM_IOCTL_ARGS) +static int savage_bci_init(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_savage_init_t init; + drm_savage_init_t *init = data; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(init, (drm_savage_init_t __user *) data, - sizeof(init)); - - switch (init.func) { + switch (init->func) { case SAVAGE_INIT_BCI: - return savage_do_init_bci(dev, &init); + return savage_do_init_bci(dev, init); case SAVAGE_CLEANUP_BCI: return savage_do_cleanup_bci(dev); } - return DRM_ERR(EINVAL); + return -EINVAL; } -static int savage_bci_event_emit(DRM_IOCTL_ARGS) +static int savage_bci_event_emit(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_savage_private_t *dev_priv = dev->dev_private; - drm_savage_event_emit_t event; + drm_savage_event_emit_t *event = data; DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(event, (drm_savage_event_emit_t __user *) data, - sizeof(event)); + event->count = savage_bci_emit_event(dev_priv, event->flags); + event->count |= dev_priv->event_wrap << 16; - event.count = savage_bci_emit_event(dev_priv, event.flags); - event.count |= dev_priv->event_wrap << 16; - DRM_COPY_TO_USER_IOCTL((drm_savage_event_emit_t __user *) data, - event, sizeof(event)); return 0; } -static int savage_bci_event_wait(DRM_IOCTL_ARGS) +static int savage_bci_event_wait(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_savage_private_t *dev_priv = dev->dev_private; - drm_savage_event_wait_t event; + drm_savage_event_wait_t *event = data; unsigned int event_e, hw_e; unsigned int event_w, hw_w; @@ -990,8 +980,8 @@ static int savage_bci_event_wait(DRM_IOCTL_ARGS) if (hw_e > dev_priv->event_counter) hw_w--; /* hardware hasn't passed the last wrap yet */ - event_e = event.count & 0xffff; - event_w = event.count >> 16; + event_e = event->count & 0xffff; + event_w = event->count >> 16; /* Don't need to wait if * - event counter wrapped since the event was emitted or @@ -1007,7 +997,9 @@ static int savage_bci_event_wait(DRM_IOCTL_ARGS) * DMA buffer management */ -static int savage_bci_get_buffers(DRMFILE filp, struct drm_device *dev, struct drm_dma *d) +static int savage_bci_get_buffers(struct drm_device *dev, + struct drm_file *file_priv, + struct drm_dma *d) { struct drm_buf *buf; int i; @@ -1015,61 +1007,56 @@ static int savage_bci_get_buffers(DRMFILE filp, struct drm_device *dev, struct d for (i = d->granted_count; i < d->request_count; i++) { buf = savage_freelist_get(dev); if (!buf) - return DRM_ERR(EAGAIN); + return -EAGAIN; - buf->filp = filp; + buf->file_priv = file_priv; if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx, sizeof(buf->idx))) - return DRM_ERR(EFAULT); + return -EFAULT; if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total, sizeof(buf->total))) - return DRM_ERR(EFAULT); + return -EFAULT; d->granted_count++; } return 0; } -int savage_bci_buffers(DRM_IOCTL_ARGS) +int savage_bci_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; struct drm_device_dma *dma = dev->dma; - struct drm_dma d; + struct drm_dma *d = data; int ret = 0; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(d, (struct drm_dma __user *) data, sizeof(d)); + LOCK_TEST_WITH_RETURN(dev, file_priv); /* Please don't send us buffers. */ - if (d.send_count != 0) { + if (d->send_count != 0) { DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n", - DRM_CURRENTPID, d.send_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->send_count); + return -EINVAL; } /* We'll send you buffers. */ - if (d.request_count < 0 || d.request_count > dma->buf_count) { + if (d->request_count < 0 || d->request_count > dma->buf_count) { DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n", - DRM_CURRENTPID, d.request_count, dma->buf_count); - return DRM_ERR(EINVAL); + DRM_CURRENTPID, d->request_count, dma->buf_count); + return -EINVAL; } - d.granted_count = 0; + d->granted_count = 0; - if (d.request_count) { - ret = savage_bci_get_buffers(filp, dev, &d); + if (d->request_count) { + ret = savage_bci_get_buffers(dev, file_priv, d); } - DRM_COPY_TO_USER_IOCTL((struct drm_dma __user *) data, d, sizeof(d)); - return ret; } -void savage_reclaim_buffers(struct drm_device *dev, DRMFILE filp) +void savage_reclaim_buffers(struct drm_device *dev, struct drm_file *file_priv) { struct drm_device_dma *dma = dev->dma; drm_savage_private_t *dev_priv = dev->dev_private; @@ -1088,7 +1075,7 @@ void savage_reclaim_buffers(struct drm_device *dev, DRMFILE filp) struct drm_buf *buf = dma->buflist[i]; drm_savage_buf_priv_t *buf_priv = buf->dev_private; - if (buf->filp == filp && buf_priv && + if (buf->file_priv == file_priv && buf_priv && buf_priv->next == NULL && buf_priv->prev == NULL) { uint16_t event; DRM_DEBUG("reclaimed from client\n"); @@ -1098,14 +1085,14 @@ void savage_reclaim_buffers(struct drm_device *dev, DRMFILE filp) } } - drm_core_reclaim_buffers(dev, filp); + drm_core_reclaim_buffers(dev, file_priv); } -drm_ioctl_desc_t savage_ioctls[] = { - [DRM_IOCTL_NR(DRM_SAVAGE_BCI_INIT)] = {savage_bci_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_SAVAGE_BCI_CMDBUF)] = {savage_bci_cmdbuf, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SAVAGE_BCI_EVENT_EMIT)] = {savage_bci_event_emit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SAVAGE_BCI_EVENT_WAIT)] = {savage_bci_event_wait, DRM_AUTH}, +struct drm_ioctl_desc savage_ioctls[] = { + DRM_IOCTL_DEF(DRM_SAVAGE_BCI_INIT, savage_bci_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_SAVAGE_BCI_CMDBUF, savage_bci_cmdbuf, DRM_AUTH), + DRM_IOCTL_DEF(DRM_SAVAGE_BCI_EVENT_EMIT, savage_bci_event_emit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_SAVAGE_BCI_EVENT_WAIT, savage_bci_event_wait, DRM_AUTH), }; int savage_max_ioctl = DRM_ARRAY_SIZE(savage_ioctls); diff --git a/drivers/char/drm/savage_drv.h b/drivers/char/drm/savage_drv.h index 5fd54de4280e..df2aac6636f7 100644 --- a/drivers/char/drm/savage_drv.h +++ b/drivers/char/drm/savage_drv.h @@ -104,7 +104,7 @@ enum savage_family { S3_LAST }; -extern drm_ioctl_desc_t savage_ioctls[]; +extern struct drm_ioctl_desc savage_ioctls[]; extern int savage_max_ioctl; #define S3_SAVAGE3D_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE_MX)) @@ -197,8 +197,8 @@ typedef struct drm_savage_private { } drm_savage_private_t; /* ioctls */ -extern int savage_bci_cmdbuf(DRM_IOCTL_ARGS); -extern int savage_bci_buffers(DRM_IOCTL_ARGS); +extern int savage_bci_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int savage_bci_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv); /* BCI functions */ extern uint16_t savage_bci_emit_event(drm_savage_private_t * dev_priv, @@ -212,7 +212,8 @@ extern int savage_driver_load(struct drm_device *dev, unsigned long chipset); extern int savage_driver_firstopen(struct drm_device *dev); extern void savage_driver_lastclose(struct drm_device *dev); extern int savage_driver_unload(struct drm_device *dev); -extern void savage_reclaim_buffers(struct drm_device * dev, DRMFILE filp); +extern void savage_reclaim_buffers(struct drm_device *dev, + struct drm_file *file_priv); /* state functions */ extern void savage_emit_clip_rect_s3d(drm_savage_private_t * dev_priv, diff --git a/drivers/char/drm/savage_state.c b/drivers/char/drm/savage_state.c index 77497841478a..bf8e0e10fe21 100644 --- a/drivers/char/drm/savage_state.c +++ b/drivers/char/drm/savage_state.c @@ -83,7 +83,7 @@ static int savage_verify_texaddr(drm_savage_private_t * dev_priv, int unit, { if ((addr & 6) != 2) { /* reserved bits */ DRM_ERROR("bad texAddr%d %08x (reserved bits)\n", unit, addr); - return DRM_ERR(EINVAL); + return -EINVAL; } if (!(addr & 1)) { /* local */ addr &= ~7; @@ -92,13 +92,13 @@ static int savage_verify_texaddr(drm_savage_private_t * dev_priv, int unit, DRM_ERROR ("bad texAddr%d %08x (local addr out of range)\n", unit, addr); - return DRM_ERR(EINVAL); + return -EINVAL; } } else { /* AGP */ if (!dev_priv->agp_textures) { DRM_ERROR("bad texAddr%d %08x (AGP not available)\n", unit, addr); - return DRM_ERR(EINVAL); + return -EINVAL; } addr &= ~7; if (addr < dev_priv->agp_textures->offset || @@ -107,7 +107,7 @@ static int savage_verify_texaddr(drm_savage_private_t * dev_priv, int unit, DRM_ERROR ("bad texAddr%d %08x (AGP addr out of range)\n", unit, addr); - return DRM_ERR(EINVAL); + return -EINVAL; } } return 0; @@ -133,7 +133,7 @@ static int savage_verify_state_s3d(drm_savage_private_t * dev_priv, start + count - 1 > SAVAGE_DESTTEXRWWATERMARK_S3D) { DRM_ERROR("invalid register range (0x%04x-0x%04x)\n", start, start + count - 1); - return DRM_ERR(EINVAL); + return -EINVAL; } SAVE_STATE_MASK(SAVAGE_SCSTART_S3D, s3d.new_scstart, @@ -165,7 +165,7 @@ static int savage_verify_state_s4(drm_savage_private_t * dev_priv, start + count - 1 > SAVAGE_TEXBLENDCOLOR_S4) { DRM_ERROR("invalid register range (0x%04x-0x%04x)\n", start, start + count - 1); - return DRM_ERR(EINVAL); + return -EINVAL; } SAVE_STATE_MASK(SAVAGE_DRAWCTRL0_S4, s4.new_drawctrl0, @@ -289,7 +289,7 @@ static int savage_dispatch_dma_prim(drm_savage_private_t * dev_priv, if (!dmabuf) { DRM_ERROR("called without dma buffers!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } if (!n) @@ -303,7 +303,7 @@ static int savage_dispatch_dma_prim(drm_savage_private_t * dev_priv, if (n % 3 != 0) { DRM_ERROR("wrong number of vertices %u in TRILIST\n", n); - return DRM_ERR(EINVAL); + return -EINVAL; } break; case SAVAGE_PRIM_TRISTRIP: @@ -312,18 +312,18 @@ static int savage_dispatch_dma_prim(drm_savage_private_t * dev_priv, DRM_ERROR ("wrong number of vertices %u in TRIFAN/STRIP\n", n); - return DRM_ERR(EINVAL); + return -EINVAL; } break; default: DRM_ERROR("invalid primitive type %u\n", prim); - return DRM_ERR(EINVAL); + return -EINVAL; } if (S3_SAVAGE3D_SERIES(dev_priv->chipset)) { if (skip != 0) { DRM_ERROR("invalid skip flags 0x%04x for DMA\n", skip); - return DRM_ERR(EINVAL); + return -EINVAL; } } else { unsigned int size = 10 - (skip & 1) - (skip >> 1 & 1) - @@ -331,18 +331,18 @@ static int savage_dispatch_dma_prim(drm_savage_private_t * dev_priv, (skip >> 5 & 1) - (skip >> 6 & 1) - (skip >> 7 & 1); if (skip > SAVAGE_SKIP_ALL_S4 || size != 8) { DRM_ERROR("invalid skip flags 0x%04x for DMA\n", skip); - return DRM_ERR(EINVAL); + return -EINVAL; } if (reorder) { DRM_ERROR("TRILIST_201 used on Savage4 hardware\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } } if (start + n > dmabuf->total / 32) { DRM_ERROR("vertex indices (%u-%u) out of range (0-%u)\n", start, start + n - 1, dmabuf->total / 32); - return DRM_ERR(EINVAL); + return -EINVAL; } /* Vertex DMA doesn't work with command DMA at the same time, @@ -440,7 +440,7 @@ static int savage_dispatch_vb_prim(drm_savage_private_t * dev_priv, if (n % 3 != 0) { DRM_ERROR("wrong number of vertices %u in TRILIST\n", n); - return DRM_ERR(EINVAL); + return -EINVAL; } break; case SAVAGE_PRIM_TRISTRIP: @@ -449,24 +449,24 @@ static int savage_dispatch_vb_prim(drm_savage_private_t * dev_priv, DRM_ERROR ("wrong number of vertices %u in TRIFAN/STRIP\n", n); - return DRM_ERR(EINVAL); + return -EINVAL; } break; default: DRM_ERROR("invalid primitive type %u\n", prim); - return DRM_ERR(EINVAL); + return -EINVAL; } if (S3_SAVAGE3D_SERIES(dev_priv->chipset)) { if (skip > SAVAGE_SKIP_ALL_S3D) { DRM_ERROR("invalid skip flags 0x%04x\n", skip); - return DRM_ERR(EINVAL); + return -EINVAL; } vtx_size = 8; /* full vertex */ } else { if (skip > SAVAGE_SKIP_ALL_S4) { DRM_ERROR("invalid skip flags 0x%04x\n", skip); - return DRM_ERR(EINVAL); + return -EINVAL; } vtx_size = 10; /* full vertex */ } @@ -478,13 +478,13 @@ static int savage_dispatch_vb_prim(drm_savage_private_t * dev_priv, if (vtx_size > vb_stride) { DRM_ERROR("vertex size greater than vb stride (%u > %u)\n", vtx_size, vb_stride); - return DRM_ERR(EINVAL); + return -EINVAL; } if (start + n > vb_size / (vb_stride * 4)) { DRM_ERROR("vertex indices (%u-%u) out of range (0-%u)\n", start, start + n - 1, vb_size / (vb_stride * 4)); - return DRM_ERR(EINVAL); + return -EINVAL; } prim <<= 25; @@ -547,7 +547,7 @@ static int savage_dispatch_dma_idx(drm_savage_private_t * dev_priv, if (!dmabuf) { DRM_ERROR("called without dma buffers!\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } if (!n) @@ -560,7 +560,7 @@ static int savage_dispatch_dma_idx(drm_savage_private_t * dev_priv, case SAVAGE_PRIM_TRILIST: if (n % 3 != 0) { DRM_ERROR("wrong number of indices %u in TRILIST\n", n); - return DRM_ERR(EINVAL); + return -EINVAL; } break; case SAVAGE_PRIM_TRISTRIP: @@ -568,18 +568,18 @@ static int savage_dispatch_dma_idx(drm_savage_private_t * dev_priv, if (n < 3) { DRM_ERROR ("wrong number of indices %u in TRIFAN/STRIP\n", n); - return DRM_ERR(EINVAL); + return -EINVAL; } break; default: DRM_ERROR("invalid primitive type %u\n", prim); - return DRM_ERR(EINVAL); + return -EINVAL; } if (S3_SAVAGE3D_SERIES(dev_priv->chipset)) { if (skip != 0) { DRM_ERROR("invalid skip flags 0x%04x for DMA\n", skip); - return DRM_ERR(EINVAL); + return -EINVAL; } } else { unsigned int size = 10 - (skip & 1) - (skip >> 1 & 1) - @@ -587,11 +587,11 @@ static int savage_dispatch_dma_idx(drm_savage_private_t * dev_priv, (skip >> 5 & 1) - (skip >> 6 & 1) - (skip >> 7 & 1); if (skip > SAVAGE_SKIP_ALL_S4 || size != 8) { DRM_ERROR("invalid skip flags 0x%04x for DMA\n", skip); - return DRM_ERR(EINVAL); + return -EINVAL; } if (reorder) { DRM_ERROR("TRILIST_201 used on Savage4 hardware\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -628,7 +628,7 @@ static int savage_dispatch_dma_idx(drm_savage_private_t * dev_priv, if (idx[i] > dmabuf->total / 32) { DRM_ERROR("idx[%u]=%u out of range (0-%u)\n", i, idx[i], dmabuf->total / 32); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -698,7 +698,7 @@ static int savage_dispatch_vb_idx(drm_savage_private_t * dev_priv, case SAVAGE_PRIM_TRILIST: if (n % 3 != 0) { DRM_ERROR("wrong number of indices %u in TRILIST\n", n); - return DRM_ERR(EINVAL); + return -EINVAL; } break; case SAVAGE_PRIM_TRISTRIP: @@ -706,24 +706,24 @@ static int savage_dispatch_vb_idx(drm_savage_private_t * dev_priv, if (n < 3) { DRM_ERROR ("wrong number of indices %u in TRIFAN/STRIP\n", n); - return DRM_ERR(EINVAL); + return -EINVAL; } break; default: DRM_ERROR("invalid primitive type %u\n", prim); - return DRM_ERR(EINVAL); + return -EINVAL; } if (S3_SAVAGE3D_SERIES(dev_priv->chipset)) { if (skip > SAVAGE_SKIP_ALL_S3D) { DRM_ERROR("invalid skip flags 0x%04x\n", skip); - return DRM_ERR(EINVAL); + return -EINVAL; } vtx_size = 8; /* full vertex */ } else { if (skip > SAVAGE_SKIP_ALL_S4) { DRM_ERROR("invalid skip flags 0x%04x\n", skip); - return DRM_ERR(EINVAL); + return -EINVAL; } vtx_size = 10; /* full vertex */ } @@ -735,7 +735,7 @@ static int savage_dispatch_vb_idx(drm_savage_private_t * dev_priv, if (vtx_size > vb_stride) { DRM_ERROR("vertex size greater than vb stride (%u > %u)\n", vtx_size, vb_stride); - return DRM_ERR(EINVAL); + return -EINVAL; } prim <<= 25; @@ -748,7 +748,7 @@ static int savage_dispatch_vb_idx(drm_savage_private_t * dev_priv, if (idx[i] > vb_size / (vb_stride * 4)) { DRM_ERROR("idx[%u]=%u out of range (0-%u)\n", i, idx[i], vb_size / (vb_stride * 4)); - return DRM_ERR(EINVAL); + return -EINVAL; } } @@ -942,7 +942,7 @@ static int savage_dispatch_draw(drm_savage_private_t * dev_priv, DRM_ERROR("IMPLEMENTATION ERROR: " "non-drawing-command %d\n", cmd_header.cmd.cmd); - return DRM_ERR(EINVAL); + return -EINVAL; } if (ret != 0) @@ -953,13 +953,12 @@ static int savage_dispatch_draw(drm_savage_private_t * dev_priv, return 0; } -int savage_bci_cmdbuf(DRM_IOCTL_ARGS) +int savage_bci_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_savage_private_t *dev_priv = dev->dev_private; struct drm_device_dma *dma = dev->dma; struct drm_buf *dmabuf; - drm_savage_cmdbuf_t cmdbuf; + drm_savage_cmdbuf_t *cmdbuf = data; drm_savage_cmd_header_t *kcmd_addr = NULL; drm_savage_cmd_header_t *first_draw_cmd; unsigned int *kvb_addr = NULL; @@ -969,19 +968,16 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS) DRM_DEBUG("\n"); - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_savage_cmdbuf_t __user *) data, - sizeof(cmdbuf)); + LOCK_TEST_WITH_RETURN(dev, file_priv); if (dma && dma->buflist) { - if (cmdbuf.dma_idx > dma->buf_count) { + if (cmdbuf->dma_idx > dma->buf_count) { DRM_ERROR ("vertex buffer index %u out of range (0-%u)\n", - cmdbuf.dma_idx, dma->buf_count - 1); - return DRM_ERR(EINVAL); + cmdbuf->dma_idx, dma->buf_count - 1); + return -EINVAL; } - dmabuf = dma->buflist[cmdbuf.dma_idx]; + dmabuf = dma->buflist[cmdbuf->dma_idx]; } else { dmabuf = NULL; } @@ -991,47 +987,47 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS) * COPY_FROM_USER_UNCHECKED when done in other drivers, and is correct * for locking on FreeBSD. */ - if (cmdbuf.size) { - kcmd_addr = drm_alloc(cmdbuf.size * 8, DRM_MEM_DRIVER); + if (cmdbuf->size) { + kcmd_addr = drm_alloc(cmdbuf->size * 8, DRM_MEM_DRIVER); if (kcmd_addr == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; - if (DRM_COPY_FROM_USER(kcmd_addr, cmdbuf.cmd_addr, - cmdbuf.size * 8)) + if (DRM_COPY_FROM_USER(kcmd_addr, cmdbuf->cmd_addr, + cmdbuf->size * 8)) { - drm_free(kcmd_addr, cmdbuf.size * 8, DRM_MEM_DRIVER); - return DRM_ERR(EFAULT); + drm_free(kcmd_addr, cmdbuf->size * 8, DRM_MEM_DRIVER); + return -EFAULT; } - cmdbuf.cmd_addr = kcmd_addr; + cmdbuf->cmd_addr = kcmd_addr; } - if (cmdbuf.vb_size) { - kvb_addr = drm_alloc(cmdbuf.vb_size, DRM_MEM_DRIVER); + if (cmdbuf->vb_size) { + kvb_addr = drm_alloc(cmdbuf->vb_size, DRM_MEM_DRIVER); if (kvb_addr == NULL) { - ret = DRM_ERR(ENOMEM); + ret = -ENOMEM; goto done; } - if (DRM_COPY_FROM_USER(kvb_addr, cmdbuf.vb_addr, - cmdbuf.vb_size)) { - ret = DRM_ERR(EFAULT); + if (DRM_COPY_FROM_USER(kvb_addr, cmdbuf->vb_addr, + cmdbuf->vb_size)) { + ret = -EFAULT; goto done; } - cmdbuf.vb_addr = kvb_addr; + cmdbuf->vb_addr = kvb_addr; } - if (cmdbuf.nbox) { - kbox_addr = drm_alloc(cmdbuf.nbox * sizeof(struct drm_clip_rect), + if (cmdbuf->nbox) { + kbox_addr = drm_alloc(cmdbuf->nbox * sizeof(struct drm_clip_rect), DRM_MEM_DRIVER); if (kbox_addr == NULL) { - ret = DRM_ERR(ENOMEM); + ret = -ENOMEM; goto done; } - if (DRM_COPY_FROM_USER(kbox_addr, cmdbuf.box_addr, - cmdbuf.nbox * sizeof(struct drm_clip_rect))) { - ret = DRM_ERR(EFAULT); + if (DRM_COPY_FROM_USER(kbox_addr, cmdbuf->box_addr, + cmdbuf->nbox * sizeof(struct drm_clip_rect))) { + ret = -EFAULT; goto done; } - cmdbuf.box_addr = kbox_addr; + cmdbuf->box_addr = kbox_addr; } /* Make sure writes to DMA buffers are finished before sending @@ -1044,10 +1040,10 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS) i = 0; first_draw_cmd = NULL; - while (i < cmdbuf.size) { + while (i < cmdbuf->size) { drm_savage_cmd_header_t cmd_header; - cmd_header = *(drm_savage_cmd_header_t *)cmdbuf.cmd_addr; - cmdbuf.cmd_addr++; + cmd_header = *(drm_savage_cmd_header_t *)cmdbuf->cmd_addr; + cmdbuf->cmd_addr++; i++; /* Group drawing commands with same state to minimize @@ -1057,28 +1053,28 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS) case SAVAGE_CMD_DMA_IDX: case SAVAGE_CMD_VB_IDX: j = (cmd_header.idx.count + 3) / 4; - if (i + j > cmdbuf.size) { + if (i + j > cmdbuf->size) { DRM_ERROR("indexed drawing command extends " "beyond end of command buffer\n"); DMA_FLUSH(); - return DRM_ERR(EINVAL); + return -EINVAL; } /* fall through */ case SAVAGE_CMD_DMA_PRIM: case SAVAGE_CMD_VB_PRIM: if (!first_draw_cmd) - first_draw_cmd = cmdbuf.cmd_addr - 1; - cmdbuf.cmd_addr += j; + first_draw_cmd = cmdbuf->cmd_addr - 1; + cmdbuf->cmd_addr += j; i += j; break; default: if (first_draw_cmd) { ret = savage_dispatch_draw( dev_priv, first_draw_cmd, - cmdbuf.cmd_addr - 1, - dmabuf, cmdbuf.vb_addr, cmdbuf.vb_size, - cmdbuf.vb_stride, - cmdbuf.nbox, cmdbuf.box_addr); + cmdbuf->cmd_addr - 1, + dmabuf, cmdbuf->vb_addr, cmdbuf->vb_size, + cmdbuf->vb_stride, + cmdbuf->nbox, cmdbuf->box_addr); if (ret != 0) return ret; first_draw_cmd = NULL; @@ -1090,40 +1086,42 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS) switch (cmd_header.cmd.cmd) { case SAVAGE_CMD_STATE: j = (cmd_header.state.count + 1) / 2; - if (i + j > cmdbuf.size) { + if (i + j > cmdbuf->size) { DRM_ERROR("command SAVAGE_CMD_STATE extends " "beyond end of command buffer\n"); DMA_FLUSH(); - ret = DRM_ERR(EINVAL); + ret = -EINVAL; goto done; } ret = savage_dispatch_state(dev_priv, &cmd_header, - (const uint32_t *)cmdbuf.cmd_addr); - cmdbuf.cmd_addr += j; + (const uint32_t *)cmdbuf->cmd_addr); + cmdbuf->cmd_addr += j; i += j; break; case SAVAGE_CMD_CLEAR: - if (i + 1 > cmdbuf.size) { + if (i + 1 > cmdbuf->size) { DRM_ERROR("command SAVAGE_CMD_CLEAR extends " "beyond end of command buffer\n"); DMA_FLUSH(); - ret = DRM_ERR(EINVAL); + ret = -EINVAL; goto done; } ret = savage_dispatch_clear(dev_priv, &cmd_header, - cmdbuf.cmd_addr, - cmdbuf.nbox, cmdbuf.box_addr); - cmdbuf.cmd_addr++; + cmdbuf->cmd_addr, + cmdbuf->nbox, + cmdbuf->box_addr); + cmdbuf->cmd_addr++; i++; break; case SAVAGE_CMD_SWAP: - ret = savage_dispatch_swap(dev_priv, cmdbuf.nbox, - cmdbuf.box_addr); + ret = savage_dispatch_swap(dev_priv, cmdbuf->nbox, + cmdbuf->box_addr); break; default: - DRM_ERROR("invalid command 0x%x\n", cmd_header.cmd.cmd); + DRM_ERROR("invalid command 0x%x\n", + cmd_header.cmd.cmd); DMA_FLUSH(); - ret = DRM_ERR(EINVAL); + ret = -EINVAL; goto done; } @@ -1135,9 +1133,9 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS) if (first_draw_cmd) { ret = savage_dispatch_draw ( - dev_priv, first_draw_cmd, cmdbuf.cmd_addr, dmabuf, - cmdbuf.vb_addr, cmdbuf.vb_size, cmdbuf.vb_stride, - cmdbuf.nbox, cmdbuf.box_addr); + dev_priv, first_draw_cmd, cmdbuf->cmd_addr, dmabuf, + cmdbuf->vb_addr, cmdbuf->vb_size, cmdbuf->vb_stride, + cmdbuf->nbox, cmdbuf->box_addr); if (ret != 0) { DMA_FLUSH(); goto done; @@ -1146,7 +1144,7 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS) DMA_FLUSH(); - if (dmabuf && cmdbuf.discard) { + if (dmabuf && cmdbuf->discard) { drm_savage_buf_priv_t *buf_priv = dmabuf->dev_private; uint16_t event; event = savage_bci_emit_event(dev_priv, SAVAGE_WAIT_3D); @@ -1156,9 +1154,9 @@ int savage_bci_cmdbuf(DRM_IOCTL_ARGS) done: /* If we didn't need to allocate them, these'll be NULL */ - drm_free(kcmd_addr, cmdbuf.size * 8, DRM_MEM_DRIVER); - drm_free(kvb_addr, cmdbuf.vb_size, DRM_MEM_DRIVER); - drm_free(kbox_addr, cmdbuf.nbox * sizeof(struct drm_clip_rect), + drm_free(kcmd_addr, cmdbuf->size * 8, DRM_MEM_DRIVER); + drm_free(kvb_addr, cmdbuf->vb_size, DRM_MEM_DRIVER); + drm_free(kbox_addr, cmdbuf->nbox * sizeof(struct drm_clip_rect), DRM_MEM_DRIVER); return ret; diff --git a/drivers/char/drm/sis_drv.c b/drivers/char/drm/sis_drv.c index 1912f5857051..7dacc64e9b56 100644 --- a/drivers/char/drm/sis_drv.c +++ b/drivers/char/drm/sis_drv.c @@ -42,7 +42,7 @@ static int sis_driver_load(struct drm_device *dev, unsigned long chipset) dev_priv = drm_calloc(1, sizeof(drm_sis_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; dev->dev_private = (void *)dev_priv; dev_priv->chipset = chipset; diff --git a/drivers/char/drm/sis_drv.h b/drivers/char/drm/sis_drv.h index 5630df874353..ef940bad63f7 100644 --- a/drivers/char/drm/sis_drv.h +++ b/drivers/char/drm/sis_drv.h @@ -63,10 +63,11 @@ typedef struct drm_sis_private { } drm_sis_private_t; extern int sis_idle(struct drm_device *dev); -extern void sis_reclaim_buffers_locked(struct drm_device *dev, struct file *filp); +extern void sis_reclaim_buffers_locked(struct drm_device *dev, + struct drm_file *file_priv); extern void sis_lastclose(struct drm_device *dev); -extern drm_ioctl_desc_t sis_ioctls[]; +extern struct drm_ioctl_desc sis_ioctls[]; extern int sis_max_ioctl; #endif diff --git a/drivers/char/drm/sis_mm.c b/drivers/char/drm/sis_mm.c index 441bbdbf1510..8c66838ff515 100644 --- a/drivers/char/drm/sis_mm.c +++ b/drivers/char/drm/sis_mm.c @@ -82,15 +82,12 @@ static unsigned long sis_sman_mm_offset(void *private, void *ref) #endif /* CONFIG_FB_SIS */ -static int sis_fb_init(DRM_IOCTL_ARGS) +static int sis_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_sis_private_t *dev_priv = dev->dev_private; - drm_sis_fb_t fb; + drm_sis_fb_t *fb = data; int ret; - DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_fb_t __user *) data, sizeof(fb)); - mutex_lock(&dev->struct_mutex); #if defined(CONFIG_FB_SIS) { @@ -105,7 +102,7 @@ static int sis_fb_init(DRM_IOCTL_ARGS) } #else ret = drm_sman_set_range(&dev_priv->sman, VIDEO_TYPE, 0, - fb.size >> SIS_MM_ALIGN_SHIFT); + fb->size >> SIS_MM_ALIGN_SHIFT); #endif if (ret) { @@ -115,98 +112,87 @@ static int sis_fb_init(DRM_IOCTL_ARGS) } dev_priv->vram_initialized = 1; - dev_priv->vram_offset = fb.offset; + dev_priv->vram_offset = fb->offset; mutex_unlock(&dev->struct_mutex); - DRM_DEBUG("offset = %u, size = %u", fb.offset, fb.size); + DRM_DEBUG("offset = %u, size = %u", fb->offset, fb->size); return 0; } -static int sis_drm_alloc(struct drm_device *dev, struct drm_file * priv, - unsigned long data, int pool) +static int sis_drm_alloc(struct drm_device *dev, struct drm_file *file_priv, + void *data, int pool) { drm_sis_private_t *dev_priv = dev->dev_private; - drm_sis_mem_t __user *argp = (drm_sis_mem_t __user *) data; - drm_sis_mem_t mem; + drm_sis_mem_t *mem = data; int retval = 0; struct drm_memblock_item *item; - DRM_COPY_FROM_USER_IOCTL(mem, argp, sizeof(mem)); - mutex_lock(&dev->struct_mutex); if (0 == ((pool == 0) ? dev_priv->vram_initialized : dev_priv->agp_initialized)) { DRM_ERROR ("Attempt to allocate from uninitialized memory manager.\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } - mem.size = (mem.size + SIS_MM_ALIGN_MASK) >> SIS_MM_ALIGN_SHIFT; - item = drm_sman_alloc(&dev_priv->sman, pool, mem.size, 0, - (unsigned long)priv); + mem->size = (mem->size + SIS_MM_ALIGN_MASK) >> SIS_MM_ALIGN_SHIFT; + item = drm_sman_alloc(&dev_priv->sman, pool, mem->size, 0, + (unsigned long)file_priv); mutex_unlock(&dev->struct_mutex); if (item) { - mem.offset = ((pool == 0) ? + mem->offset = ((pool == 0) ? dev_priv->vram_offset : dev_priv->agp_offset) + (item->mm-> offset(item->mm, item->mm_info) << SIS_MM_ALIGN_SHIFT); - mem.free = item->user_hash.key; - mem.size = mem.size << SIS_MM_ALIGN_SHIFT; + mem->free = item->user_hash.key; + mem->size = mem->size << SIS_MM_ALIGN_SHIFT; } else { - mem.offset = 0; - mem.size = 0; - mem.free = 0; - retval = DRM_ERR(ENOMEM); + mem->offset = 0; + mem->size = 0; + mem->free = 0; + retval = -ENOMEM; } - DRM_COPY_TO_USER_IOCTL(argp, mem, sizeof(mem)); - - DRM_DEBUG("alloc %d, size = %d, offset = %d\n", pool, mem.size, - mem.offset); + DRM_DEBUG("alloc %d, size = %d, offset = %d\n", pool, mem->size, + mem->offset); return retval; } -static int sis_drm_free(DRM_IOCTL_ARGS) +static int sis_drm_free(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_sis_private_t *dev_priv = dev->dev_private; - drm_sis_mem_t mem; + drm_sis_mem_t *mem = data; int ret; - DRM_COPY_FROM_USER_IOCTL(mem, (drm_sis_mem_t __user *) data, - sizeof(mem)); - mutex_lock(&dev->struct_mutex); - ret = drm_sman_free_key(&dev_priv->sman, mem.free); + ret = drm_sman_free_key(&dev_priv->sman, mem->free); mutex_unlock(&dev->struct_mutex); - DRM_DEBUG("free = 0x%lx\n", mem.free); + DRM_DEBUG("free = 0x%lx\n", mem->free); return ret; } -static int sis_fb_alloc(DRM_IOCTL_ARGS) +static int sis_fb_alloc(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - return sis_drm_alloc(dev, priv, data, VIDEO_TYPE); + return sis_drm_alloc(dev, file_priv, data, VIDEO_TYPE); } -static int sis_ioctl_agp_init(DRM_IOCTL_ARGS) +static int sis_ioctl_agp_init(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; drm_sis_private_t *dev_priv = dev->dev_private; - drm_sis_agp_t agp; + drm_sis_agp_t *agp = data; int ret; dev_priv = dev->dev_private; - DRM_COPY_FROM_USER_IOCTL(agp, (drm_sis_agp_t __user *) data, - sizeof(agp)); mutex_lock(&dev->struct_mutex); ret = drm_sman_set_range(&dev_priv->sman, AGP_TYPE, 0, - agp.size >> SIS_MM_ALIGN_SHIFT); + agp->size >> SIS_MM_ALIGN_SHIFT); if (ret) { DRM_ERROR("AGP memory manager initialisation error\n"); @@ -215,18 +201,18 @@ static int sis_ioctl_agp_init(DRM_IOCTL_ARGS) } dev_priv->agp_initialized = 1; - dev_priv->agp_offset = agp.offset; + dev_priv->agp_offset = agp->offset; mutex_unlock(&dev->struct_mutex); - DRM_DEBUG("offset = %u, size = %u", agp.offset, agp.size); + DRM_DEBUG("offset = %u, size = %u", agp->offset, agp->size); return 0; } -static int sis_ioctl_agp_alloc(DRM_IOCTL_ARGS) +static int sis_ioctl_agp_alloc(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - return sis_drm_alloc(dev, priv, data, AGP_TYPE); + return sis_drm_alloc(dev, file_priv, data, AGP_TYPE); } static drm_local_map_t *sis_reg_init(struct drm_device *dev) @@ -314,13 +300,13 @@ void sis_lastclose(struct drm_device *dev) mutex_unlock(&dev->struct_mutex); } -void sis_reclaim_buffers_locked(struct drm_device * dev, struct file *filp) +void sis_reclaim_buffers_locked(struct drm_device * dev, + struct drm_file *file_priv) { drm_sis_private_t *dev_priv = dev->dev_private; - struct drm_file *priv = filp->private_data; mutex_lock(&dev->struct_mutex); - if (drm_sman_owner_clean(&dev_priv->sman, (unsigned long)priv)) { + if (drm_sman_owner_clean(&dev_priv->sman, (unsigned long)file_priv)) { mutex_unlock(&dev->struct_mutex); return; } @@ -329,20 +315,18 @@ void sis_reclaim_buffers_locked(struct drm_device * dev, struct file *filp) dev->driver->dma_quiescent(dev); } - drm_sman_owner_cleanup(&dev_priv->sman, (unsigned long)priv); + drm_sman_owner_cleanup(&dev_priv->sman, (unsigned long)file_priv); mutex_unlock(&dev->struct_mutex); return; } -drm_ioctl_desc_t sis_ioctls[] = { - [DRM_IOCTL_NR(DRM_SIS_FB_ALLOC)] = {sis_fb_alloc, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SIS_FB_FREE)] = {sis_drm_free, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SIS_AGP_INIT)] = - {sis_ioctl_agp_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_SIS_AGP_ALLOC)] = {sis_ioctl_agp_alloc, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SIS_AGP_FREE)] = {sis_drm_free, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SIS_FB_INIT)] = - {sis_fb_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY} +struct drm_ioctl_desc sis_ioctls[] = { + DRM_IOCTL_DEF(DRM_SIS_FB_ALLOC, sis_fb_alloc, DRM_AUTH), + DRM_IOCTL_DEF(DRM_SIS_FB_FREE, sis_drm_free, DRM_AUTH), + DRM_IOCTL_DEF(DRM_SIS_AGP_INIT, sis_ioctl_agp_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_SIS_AGP_ALLOC, sis_ioctl_agp_alloc, DRM_AUTH), + DRM_IOCTL_DEF(DRM_SIS_AGP_FREE, sis_drm_free, DRM_AUTH), + DRM_IOCTL_DEF(DRM_SIS_FB_INIT, sis_fb_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY), }; int sis_max_ioctl = DRM_ARRAY_SIZE(sis_ioctls); diff --git a/drivers/char/drm/via_dma.c b/drivers/char/drm/via_dma.c index 7ff2b623c2d4..75d6b748c2c0 100644 --- a/drivers/char/drm/via_dma.c +++ b/drivers/char/drm/via_dma.c @@ -175,24 +175,24 @@ static int via_initialize(struct drm_device * dev, { if (!dev_priv || !dev_priv->mmio) { DRM_ERROR("via_dma_init called before via_map_init\n"); - return DRM_ERR(EFAULT); + return -EFAULT; } if (dev_priv->ring.virtual_start != NULL) { DRM_ERROR("%s called again without calling cleanup\n", __FUNCTION__); - return DRM_ERR(EFAULT); + return -EFAULT; } if (!dev->agp || !dev->agp->base) { DRM_ERROR("%s called with no agp memory available\n", __FUNCTION__); - return DRM_ERR(EFAULT); + return -EFAULT; } if (dev_priv->chipset == VIA_DX9_0) { DRM_ERROR("AGP DMA is not supported on this chip\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } dev_priv->ring.map.offset = dev->agp->base + init->offset; @@ -207,7 +207,7 @@ static int via_initialize(struct drm_device * dev, via_dma_cleanup(dev); DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); - return DRM_ERR(ENOMEM); + return -ENOMEM; } dev_priv->ring.virtual_start = dev_priv->ring.map.handle; @@ -227,35 +227,31 @@ static int via_initialize(struct drm_device * dev, return 0; } -static int via_dma_init(DRM_IOCTL_ARGS) +static int via_dma_init(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; - drm_via_dma_init_t init; + drm_via_dma_init_t *init = data; int retcode = 0; - DRM_COPY_FROM_USER_IOCTL(init, (drm_via_dma_init_t __user *) data, - sizeof(init)); - - switch (init.func) { + switch (init->func) { case VIA_INIT_DMA: if (!DRM_SUSER(DRM_CURPROC)) - retcode = DRM_ERR(EPERM); + retcode = -EPERM; else - retcode = via_initialize(dev, dev_priv, &init); + retcode = via_initialize(dev, dev_priv, init); break; case VIA_CLEANUP_DMA: if (!DRM_SUSER(DRM_CURPROC)) - retcode = DRM_ERR(EPERM); + retcode = -EPERM; else retcode = via_dma_cleanup(dev); break; case VIA_DMA_INITIALIZED: retcode = (dev_priv->ring.virtual_start != NULL) ? - 0 : DRM_ERR(EFAULT); + 0 : -EFAULT; break; default: - retcode = DRM_ERR(EINVAL); + retcode = -EINVAL; break; } @@ -273,15 +269,15 @@ static int via_dispatch_cmdbuffer(struct drm_device * dev, drm_via_cmdbuffer_t * if (dev_priv->ring.virtual_start == NULL) { DRM_ERROR("%s called without initializing AGP ring buffer.\n", __FUNCTION__); - return DRM_ERR(EFAULT); + return -EFAULT; } if (cmd->size > VIA_PCI_BUF_SIZE) { - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size)) - return DRM_ERR(EFAULT); + return -EFAULT; /* * Running this function on AGP memory is dead slow. Therefore @@ -297,7 +293,7 @@ static int via_dispatch_cmdbuffer(struct drm_device * dev, drm_via_cmdbuffer_t * vb = via_check_dma(dev_priv, (cmd->size < 0x100) ? 0x102 : cmd->size); if (vb == NULL) { - return DRM_ERR(EAGAIN); + return -EAGAIN; } memcpy(vb, dev_priv->pci_buf, cmd->size); @@ -321,34 +317,30 @@ int via_driver_dma_quiescent(struct drm_device * dev) drm_via_private_t *dev_priv = dev->dev_private; if (!via_wait_idle(dev_priv)) { - return DRM_ERR(EBUSY); + return -EBUSY; } return 0; } -static int via_flush_ioctl(DRM_IOCTL_ARGS) +static int via_flush_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); return via_driver_dma_quiescent(dev); } -static int via_cmdbuffer(DRM_IOCTL_ARGS) +static int via_cmdbuffer(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_via_cmdbuffer_t cmdbuf; + drm_via_cmdbuffer_t *cmdbuf = data; int ret; - LOCK_TEST_WITH_RETURN(dev, filp); - - DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_via_cmdbuffer_t __user *) data, - sizeof(cmdbuf)); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_DEBUG("via cmdbuffer, buf %p size %lu\n", cmdbuf.buf, cmdbuf.size); + DRM_DEBUG("via cmdbuffer, buf %p size %lu\n", cmdbuf->buf, + cmdbuf->size); - ret = via_dispatch_cmdbuffer(dev, &cmdbuf); + ret = via_dispatch_cmdbuffer(dev, cmdbuf); if (ret) { return ret; } @@ -363,10 +355,10 @@ static int via_dispatch_pci_cmdbuffer(struct drm_device * dev, int ret; if (cmd->size > VIA_PCI_BUF_SIZE) { - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size)) - return DRM_ERR(EFAULT); + return -EFAULT; if ((ret = via_verify_command_stream((uint32_t *) dev_priv->pci_buf, @@ -380,21 +372,17 @@ static int via_dispatch_pci_cmdbuffer(struct drm_device * dev, return ret; } -static int via_pci_cmdbuffer(DRM_IOCTL_ARGS) +static int via_pci_cmdbuffer(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_via_cmdbuffer_t cmdbuf; + drm_via_cmdbuffer_t *cmdbuf = data; int ret; - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); - DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_via_cmdbuffer_t __user *) data, - sizeof(cmdbuf)); + DRM_DEBUG("via_pci_cmdbuffer, buf %p size %lu\n", cmdbuf->buf, + cmdbuf->size); - DRM_DEBUG("via_pci_cmdbuffer, buf %p size %lu\n", cmdbuf.buf, - cmdbuf.size); - - ret = via_dispatch_pci_cmdbuffer(dev, &cmdbuf); + ret = via_dispatch_pci_cmdbuffer(dev, cmdbuf); if (ret) { return ret; } @@ -653,80 +641,74 @@ static void via_cmdbuf_reset(drm_via_private_t * dev_priv) * User interface to the space and lag functions. */ -static int via_cmdbuf_size(DRM_IOCTL_ARGS) +static int via_cmdbuf_size(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_via_cmdbuf_size_t d_siz; + drm_via_cmdbuf_size_t *d_siz = data; int ret = 0; uint32_t tmp_size, count; drm_via_private_t *dev_priv; DRM_DEBUG("via cmdbuf_size\n"); - LOCK_TEST_WITH_RETURN(dev, filp); + LOCK_TEST_WITH_RETURN(dev, file_priv); dev_priv = (drm_via_private_t *) dev->dev_private; if (dev_priv->ring.virtual_start == NULL) { DRM_ERROR("%s called without initializing AGP ring buffer.\n", __FUNCTION__); - return DRM_ERR(EFAULT); + return -EFAULT; } - DRM_COPY_FROM_USER_IOCTL(d_siz, (drm_via_cmdbuf_size_t __user *) data, - sizeof(d_siz)); - count = 1000000; - tmp_size = d_siz.size; - switch (d_siz.func) { + tmp_size = d_siz->size; + switch (d_siz->func) { case VIA_CMDBUF_SPACE: - while (((tmp_size = via_cmdbuf_space(dev_priv)) < d_siz.size) + while (((tmp_size = via_cmdbuf_space(dev_priv)) < d_siz->size) && count--) { - if (!d_siz.wait) { + if (!d_siz->wait) { break; } } if (!count) { DRM_ERROR("VIA_CMDBUF_SPACE timed out.\n"); - ret = DRM_ERR(EAGAIN); + ret = -EAGAIN; } break; case VIA_CMDBUF_LAG: - while (((tmp_size = via_cmdbuf_lag(dev_priv)) > d_siz.size) + while (((tmp_size = via_cmdbuf_lag(dev_priv)) > d_siz->size) && count--) { - if (!d_siz.wait) { + if (!d_siz->wait) { break; } } if (!count) { DRM_ERROR("VIA_CMDBUF_LAG timed out.\n"); - ret = DRM_ERR(EAGAIN); + ret = -EAGAIN; } break; default: - ret = DRM_ERR(EFAULT); + ret = -EFAULT; } - d_siz.size = tmp_size; + d_siz->size = tmp_size; - DRM_COPY_TO_USER_IOCTL((drm_via_cmdbuf_size_t __user *) data, d_siz, - sizeof(d_siz)); return ret; } -drm_ioctl_desc_t via_ioctls[] = { - [DRM_IOCTL_NR(DRM_VIA_ALLOCMEM)] = {via_mem_alloc, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_FREEMEM)] = {via_mem_free, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_AGP_INIT)] = {via_agp_init, DRM_AUTH|DRM_MASTER}, - [DRM_IOCTL_NR(DRM_VIA_FB_INIT)] = {via_fb_init, DRM_AUTH|DRM_MASTER}, - [DRM_IOCTL_NR(DRM_VIA_MAP_INIT)] = {via_map_init, DRM_AUTH|DRM_MASTER}, - [DRM_IOCTL_NR(DRM_VIA_DEC_FUTEX)] = {via_decoder_futex, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_DMA_INIT)] = {via_dma_init, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_CMDBUFFER)] = {via_cmdbuffer, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_FLUSH)] = {via_flush_ioctl, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_PCICMD)] = {via_pci_cmdbuffer, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_CMDBUF_SIZE)] = {via_cmdbuf_size, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_WAIT_IRQ)] = {via_wait_irq, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_DMA_BLIT)] = {via_dma_blit, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_VIA_BLIT_SYNC)] = {via_dma_blit_sync, DRM_AUTH} +struct drm_ioctl_desc via_ioctls[] = { + DRM_IOCTL_DEF(DRM_VIA_ALLOCMEM, via_mem_alloc, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_FREEMEM, via_mem_free, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_AGP_INIT, via_agp_init, DRM_AUTH|DRM_MASTER), + DRM_IOCTL_DEF(DRM_VIA_FB_INIT, via_fb_init, DRM_AUTH|DRM_MASTER), + DRM_IOCTL_DEF(DRM_VIA_MAP_INIT, via_map_init, DRM_AUTH|DRM_MASTER), + DRM_IOCTL_DEF(DRM_VIA_DEC_FUTEX, via_decoder_futex, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_DMA_INIT, via_dma_init, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_CMDBUFFER, via_cmdbuffer, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_FLUSH, via_flush_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_PCICMD, via_pci_cmdbuffer, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_CMDBUF_SIZE, via_cmdbuf_size, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_WAIT_IRQ, via_wait_irq, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_DMA_BLIT, via_dma_blit, DRM_AUTH), + DRM_IOCTL_DEF(DRM_VIA_BLIT_SYNC, via_dma_blit_sync, DRM_AUTH) }; int via_max_ioctl = DRM_ARRAY_SIZE(via_ioctls); diff --git a/drivers/char/drm/via_dmablit.c b/drivers/char/drm/via_dmablit.c index 3dd1ed3d1bf5..c6fd16f3cb43 100644 --- a/drivers/char/drm/via_dmablit.c +++ b/drivers/char/drm/via_dmablit.c @@ -237,7 +237,7 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg, drm_via_dmablit_t *xfer) first_pfn + 1; if (NULL == (vsg->pages = vmalloc(sizeof(struct page *) * vsg->num_pages))) - return DRM_ERR(ENOMEM); + return -ENOMEM; memset(vsg->pages, 0, sizeof(struct page *) * vsg->num_pages); down_read(¤t->mm->mmap_sem); ret = get_user_pages(current, current->mm, @@ -251,7 +251,7 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg, drm_via_dmablit_t *xfer) if (ret < 0) return ret; vsg->state = dr_via_pages_locked; - return DRM_ERR(EINVAL); + return -EINVAL; } vsg->state = dr_via_pages_locked; DRM_DEBUG("DMA pages locked\n"); @@ -274,13 +274,13 @@ via_alloc_desc_pages(drm_via_sg_info_t *vsg) vsg->descriptors_per_page; if (NULL == (vsg->desc_pages = kcalloc(vsg->num_desc_pages, sizeof(void *), GFP_KERNEL))) - return DRM_ERR(ENOMEM); + return -ENOMEM; vsg->state = dr_via_desc_pages_alloc; for (i=0; i<vsg->num_desc_pages; ++i) { if (NULL == (vsg->desc_pages[i] = (drm_via_descriptor_t *) __get_free_page(GFP_KERNEL))) - return DRM_ERR(ENOMEM); + return -ENOMEM; } DRM_DEBUG("Allocated %d pages for %d descriptors.\n", vsg->num_desc_pages, vsg->num_desc); @@ -593,7 +593,7 @@ via_build_sg_info(struct drm_device *dev, drm_via_sg_info_t *vsg, drm_via_dmabli if (xfer->num_lines <= 0 || xfer->line_length <= 0) { DRM_ERROR("Zero size bitblt.\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } /* @@ -606,7 +606,7 @@ via_build_sg_info(struct drm_device *dev, drm_via_sg_info_t *vsg, drm_via_dmabli if ((xfer->mem_stride - xfer->line_length) >= PAGE_SIZE) { DRM_ERROR("Too large system memory stride. Stride: %d, " "Length: %d\n", xfer->mem_stride, xfer->line_length); - return DRM_ERR(EINVAL); + return -EINVAL; } if ((xfer->mem_stride == xfer->line_length) && @@ -624,7 +624,7 @@ via_build_sg_info(struct drm_device *dev, drm_via_sg_info_t *vsg, drm_via_dmabli if (xfer->num_lines > 2048 || (xfer->num_lines*xfer->mem_stride > (2048*2048*4))) { DRM_ERROR("Too large PCI DMA bitblt.\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } /* @@ -635,7 +635,7 @@ via_build_sg_info(struct drm_device *dev, drm_via_sg_info_t *vsg, drm_via_dmabli if (xfer->mem_stride < xfer->line_length || abs(xfer->fb_stride) < xfer->line_length) { DRM_ERROR("Invalid frame-buffer / memory stride.\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } /* @@ -648,7 +648,7 @@ via_build_sg_info(struct drm_device *dev, drm_via_sg_info_t *vsg, drm_via_dmabli if ((((unsigned long)xfer->mem_addr & 3) != ((unsigned long)xfer->fb_addr & 3)) || ((xfer->num_lines > 1) && ((xfer->mem_stride & 3) != (xfer->fb_stride & 3)))) { DRM_ERROR("Invalid DRM bitblt alignment.\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } #else if ((((unsigned long)xfer->mem_addr & 15) || @@ -656,7 +656,7 @@ via_build_sg_info(struct drm_device *dev, drm_via_sg_info_t *vsg, drm_via_dmabli ((xfer->num_lines > 1) && ((xfer->mem_stride & 15) || (xfer->fb_stride & 3)))) { DRM_ERROR("Invalid DRM bitblt alignment.\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } #endif @@ -696,7 +696,7 @@ via_dmablit_grab_slot(drm_via_blitq_t *blitq, int engine) DRM_WAIT_ON(ret, blitq->busy_queue, DRM_HZ, blitq->num_free > 0); if (ret) { - return (DRM_ERR(EINTR) == ret) ? DRM_ERR(EAGAIN) : ret; + return (-EINTR == ret) ? -EAGAIN : ret; } spin_lock_irqsave(&blitq->blit_lock, irqsave); @@ -740,7 +740,7 @@ via_dmablit(struct drm_device *dev, drm_via_dmablit_t *xfer) if (dev_priv == NULL) { DRM_ERROR("Called without initialization.\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } engine = (xfer->to_fb) ? 0 : 1; @@ -750,7 +750,7 @@ via_dmablit(struct drm_device *dev, drm_via_dmablit_t *xfer) } if (NULL == (vsg = kmalloc(sizeof(*vsg), GFP_KERNEL))) { via_dmablit_release_slot(blitq); - return DRM_ERR(ENOMEM); + return -ENOMEM; } if (0 != (ret = via_build_sg_info(dev, vsg, xfer))) { via_dmablit_release_slot(blitq); @@ -781,21 +781,18 @@ via_dmablit(struct drm_device *dev, drm_via_dmablit_t *xfer) */ int -via_dma_blit_sync( DRM_IOCTL_ARGS ) +via_dma_blit_sync( struct drm_device *dev, void *data, struct drm_file *file_priv ) { - drm_via_blitsync_t sync; + drm_via_blitsync_t *sync = data; int err; - DRM_DEVICE; - DRM_COPY_FROM_USER_IOCTL(sync, (drm_via_blitsync_t *)data, sizeof(sync)); - - if (sync.engine >= VIA_NUM_BLIT_ENGINES) - return DRM_ERR(EINVAL); + if (sync->engine >= VIA_NUM_BLIT_ENGINES) + return -EINVAL; - err = via_dmablit_sync(dev, sync.sync_handle, sync.engine); + err = via_dmablit_sync(dev, sync->sync_handle, sync->engine); - if (DRM_ERR(EINTR) == err) - err = DRM_ERR(EAGAIN); + if (-EINTR == err) + err = -EAGAIN; return err; } @@ -808,17 +805,12 @@ via_dma_blit_sync( DRM_IOCTL_ARGS ) */ int -via_dma_blit( DRM_IOCTL_ARGS ) +via_dma_blit( struct drm_device *dev, void *data, struct drm_file *file_priv ) { - drm_via_dmablit_t xfer; + drm_via_dmablit_t *xfer = data; int err; - DRM_DEVICE; - - DRM_COPY_FROM_USER_IOCTL(xfer, (drm_via_dmablit_t __user *)data, sizeof(xfer)); - - err = via_dmablit(dev, &xfer); - DRM_COPY_TO_USER_IOCTL((void __user *)data, xfer, sizeof(xfer)); + err = via_dmablit(dev, xfer); return err; } diff --git a/drivers/char/drm/via_drv.h b/drivers/char/drm/via_drv.h index 576711564a11..2daae81874cd 100644 --- a/drivers/char/drm/via_drv.h +++ b/drivers/char/drm/via_drv.h @@ -110,18 +110,18 @@ enum via_family { #define VIA_READ8(reg) DRM_READ8(VIA_BASE, reg) #define VIA_WRITE8(reg,val) DRM_WRITE8(VIA_BASE, reg, val) -extern drm_ioctl_desc_t via_ioctls[]; +extern struct drm_ioctl_desc via_ioctls[]; extern int via_max_ioctl; -extern int via_fb_init(DRM_IOCTL_ARGS); -extern int via_mem_alloc(DRM_IOCTL_ARGS); -extern int via_mem_free(DRM_IOCTL_ARGS); -extern int via_agp_init(DRM_IOCTL_ARGS); -extern int via_map_init(DRM_IOCTL_ARGS); -extern int via_decoder_futex(DRM_IOCTL_ARGS); -extern int via_wait_irq(DRM_IOCTL_ARGS); -extern int via_dma_blit_sync( DRM_IOCTL_ARGS ); -extern int via_dma_blit( DRM_IOCTL_ARGS ); +extern int via_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int via_mem_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int via_map_init(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int via_decoder_futex(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int via_wait_irq(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int via_dma_blit_sync( struct drm_device *dev, void *data, struct drm_file *file_priv ); +extern int via_dma_blit( struct drm_device *dev, void *data, struct drm_file *file_priv ); extern int via_driver_load(struct drm_device *dev, unsigned long chipset); extern int via_driver_unload(struct drm_device *dev); @@ -144,7 +144,7 @@ extern void via_init_futex(drm_via_private_t * dev_priv); extern void via_cleanup_futex(drm_via_private_t * dev_priv); extern void via_release_futex(drm_via_private_t * dev_priv, int context); -extern void via_reclaim_buffers_locked(struct drm_device *dev, struct file *filp); +extern void via_reclaim_buffers_locked(struct drm_device *dev, struct drm_file *file_priv); extern void via_lastclose(struct drm_device *dev); extern void via_dmablit_handler(struct drm_device *dev, int engine, int from_irq); diff --git a/drivers/char/drm/via_irq.c b/drivers/char/drm/via_irq.c index 8dc99b5fbab6..9c1d52bc92d7 100644 --- a/drivers/char/drm/via_irq.c +++ b/drivers/char/drm/via_irq.c @@ -205,13 +205,13 @@ via_driver_irq_wait(struct drm_device * dev, unsigned int irq, int force_sequenc if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } if (irq >= drm_via_irq_num) { DRM_ERROR("%s Trying to wait on unknown irq %d\n", __FUNCTION__, irq); - return DRM_ERR(EINVAL); + return -EINVAL; } real_irq = dev_priv->irq_map[irq]; @@ -219,7 +219,7 @@ via_driver_irq_wait(struct drm_device * dev, unsigned int irq, int force_sequenc if (real_irq < 0) { DRM_ERROR("%s Video IRQ %d not available on this hardware.\n", __FUNCTION__, irq); - return DRM_ERR(EINVAL); + return -EINVAL; } masks = dev_priv->irq_masks; @@ -331,11 +331,9 @@ void via_driver_irq_uninstall(struct drm_device * dev) } } -int via_wait_irq(DRM_IOCTL_ARGS) +int via_wait_irq(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_via_irqwait_t __user *argp = (void __user *)data; - drm_via_irqwait_t irqwait; + drm_via_irqwait_t *irqwait = data; struct timeval now; int ret = 0; drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; @@ -343,42 +341,39 @@ int via_wait_irq(DRM_IOCTL_ARGS) int force_sequence; if (!dev->irq) - return DRM_ERR(EINVAL); + return -EINVAL; - DRM_COPY_FROM_USER_IOCTL(irqwait, argp, sizeof(irqwait)); - if (irqwait.request.irq >= dev_priv->num_irqs) { + if (irqwait->request.irq >= dev_priv->num_irqs) { DRM_ERROR("%s Trying to wait on unknown irq %d\n", __FUNCTION__, - irqwait.request.irq); - return DRM_ERR(EINVAL); + irqwait->request.irq); + return -EINVAL; } - cur_irq += irqwait.request.irq; + cur_irq += irqwait->request.irq; - switch (irqwait.request.type & ~VIA_IRQ_FLAGS_MASK) { + switch (irqwait->request.type & ~VIA_IRQ_FLAGS_MASK) { case VIA_IRQ_RELATIVE: - irqwait.request.sequence += atomic_read(&cur_irq->irq_received); - irqwait.request.type &= ~_DRM_VBLANK_RELATIVE; + irqwait->request.sequence += atomic_read(&cur_irq->irq_received); + irqwait->request.type &= ~_DRM_VBLANK_RELATIVE; case VIA_IRQ_ABSOLUTE: break; default: - return DRM_ERR(EINVAL); + return -EINVAL; } - if (irqwait.request.type & VIA_IRQ_SIGNAL) { + if (irqwait->request.type & VIA_IRQ_SIGNAL) { DRM_ERROR("%s Signals on Via IRQs not implemented yet.\n", __FUNCTION__); - return DRM_ERR(EINVAL); + return -EINVAL; } - force_sequence = (irqwait.request.type & VIA_IRQ_FORCE_SEQUENCE); + force_sequence = (irqwait->request.type & VIA_IRQ_FORCE_SEQUENCE); - ret = via_driver_irq_wait(dev, irqwait.request.irq, force_sequence, - &irqwait.request.sequence); + ret = via_driver_irq_wait(dev, irqwait->request.irq, force_sequence, + &irqwait->request.sequence); do_gettimeofday(&now); - irqwait.reply.tval_sec = now.tv_sec; - irqwait.reply.tval_usec = now.tv_usec; - - DRM_COPY_TO_USER_IOCTL(argp, irqwait, sizeof(irqwait)); + irqwait->reply.tval_sec = now.tv_sec; + irqwait->reply.tval_usec = now.tv_usec; return ret; } diff --git a/drivers/char/drm/via_map.c b/drivers/char/drm/via_map.c index 7fb9d2a2cce2..10091507a0dc 100644 --- a/drivers/char/drm/via_map.c +++ b/drivers/char/drm/via_map.c @@ -75,19 +75,15 @@ int via_do_cleanup_map(struct drm_device * dev) return 0; } -int via_map_init(DRM_IOCTL_ARGS) +int via_map_init(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_via_init_t init; + drm_via_init_t *init = data; DRM_DEBUG("%s\n", __FUNCTION__); - DRM_COPY_FROM_USER_IOCTL(init, (drm_via_init_t __user *) data, - sizeof(init)); - - switch (init.func) { + switch (init->func) { case VIA_INIT_MAP: - return via_do_init_map(dev, &init); + return via_do_init_map(dev, init); case VIA_CLEANUP_MAP: return via_do_cleanup_map(dev); } @@ -102,7 +98,7 @@ int via_driver_load(struct drm_device *dev, unsigned long chipset) dev_priv = drm_calloc(1, sizeof(drm_via_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) - return DRM_ERR(ENOMEM); + return -ENOMEM; dev->dev_private = (void *)dev_priv; diff --git a/drivers/char/drm/via_mm.c b/drivers/char/drm/via_mm.c index 85d56acd9d82..9afc1684348d 100644 --- a/drivers/char/drm/via_mm.c +++ b/drivers/char/drm/via_mm.c @@ -33,18 +33,15 @@ #define VIA_MM_ALIGN_SHIFT 4 #define VIA_MM_ALIGN_MASK ( (1 << VIA_MM_ALIGN_SHIFT) - 1) -int via_agp_init(DRM_IOCTL_ARGS) +int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_via_agp_t agp; + drm_via_agp_t *agp = data; drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; int ret; - DRM_COPY_FROM_USER_IOCTL(agp, (drm_via_agp_t __user *) data, - sizeof(agp)); mutex_lock(&dev->struct_mutex); ret = drm_sman_set_range(&dev_priv->sman, VIA_MEM_AGP, 0, - agp.size >> VIA_MM_ALIGN_SHIFT); + agp->size >> VIA_MM_ALIGN_SHIFT); if (ret) { DRM_ERROR("AGP memory manager initialisation error\n"); @@ -53,25 +50,22 @@ int via_agp_init(DRM_IOCTL_ARGS) } dev_priv->agp_initialized = 1; - dev_priv->agp_offset = agp.offset; + dev_priv->agp_offset = agp->offset; mutex_unlock(&dev->struct_mutex); - DRM_DEBUG("offset = %u, size = %u", agp.offset, agp.size); + DRM_DEBUG("offset = %u, size = %u", agp->offset, agp->size); return 0; } -int via_fb_init(DRM_IOCTL_ARGS) +int via_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_via_fb_t fb; + drm_via_fb_t *fb = data; drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; int ret; - DRM_COPY_FROM_USER_IOCTL(fb, (drm_via_fb_t __user *) data, sizeof(fb)); - mutex_lock(&dev->struct_mutex); ret = drm_sman_set_range(&dev_priv->sman, VIA_MEM_VIDEO, 0, - fb.size >> VIA_MM_ALIGN_SHIFT); + fb->size >> VIA_MM_ALIGN_SHIFT); if (ret) { DRM_ERROR("VRAM memory manager initialisation error\n"); @@ -80,10 +74,10 @@ int via_fb_init(DRM_IOCTL_ARGS) } dev_priv->vram_initialized = 1; - dev_priv->vram_offset = fb.offset; + dev_priv->vram_offset = fb->offset; mutex_unlock(&dev->struct_mutex); - DRM_DEBUG("offset = %u, size = %u", fb.offset, fb.size); + DRM_DEBUG("offset = %u, size = %u", fb->offset, fb->size); return 0; @@ -121,80 +115,71 @@ void via_lastclose(struct drm_device *dev) mutex_unlock(&dev->struct_mutex); } -int via_mem_alloc(DRM_IOCTL_ARGS) +int via_mem_alloc(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - DRM_DEVICE; - - drm_via_mem_t mem; + drm_via_mem_t *mem = data; int retval = 0; struct drm_memblock_item *item; drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; unsigned long tmpSize; - DRM_COPY_FROM_USER_IOCTL(mem, (drm_via_mem_t __user *) data, - sizeof(mem)); - - if (mem.type > VIA_MEM_AGP) { + if (mem->type > VIA_MEM_AGP) { DRM_ERROR("Unknown memory type allocation\n"); - return DRM_ERR(EINVAL); + return -EINVAL; } mutex_lock(&dev->struct_mutex); - if (0 == ((mem.type == VIA_MEM_VIDEO) ? dev_priv->vram_initialized : + if (0 == ((mem->type == VIA_MEM_VIDEO) ? dev_priv->vram_initialized : dev_priv->agp_initialized)) { DRM_ERROR ("Attempt to allocate from uninitialized memory manager.\n"); mutex_unlock(&dev->struct_mutex); - return DRM_ERR(EINVAL); + return -EINVAL; } - tmpSize = (mem.size + VIA_MM_ALIGN_MASK) >> VIA_MM_ALIGN_SHIFT; - item = drm_sman_alloc(&dev_priv->sman, mem.type, tmpSize, 0, - (unsigned long)priv); + tmpSize = (mem->size + VIA_MM_ALIGN_MASK) >> VIA_MM_ALIGN_SHIFT; + item = drm_sman_alloc(&dev_priv->sman, mem->type, tmpSize, 0, + (unsigned long)file_priv); mutex_unlock(&dev->struct_mutex); if (item) { - mem.offset = ((mem.type == VIA_MEM_VIDEO) ? + mem->offset = ((mem->type == VIA_MEM_VIDEO) ? dev_priv->vram_offset : dev_priv->agp_offset) + (item->mm-> offset(item->mm, item->mm_info) << VIA_MM_ALIGN_SHIFT); - mem.index = item->user_hash.key; + mem->index = item->user_hash.key; } else { - mem.offset = 0; - mem.size = 0; - mem.index = 0; + mem->offset = 0; + mem->size = 0; + mem->index = 0; DRM_DEBUG("Video memory allocation failed\n"); - retval = DRM_ERR(ENOMEM); + retval = -ENOMEM; } - DRM_COPY_TO_USER_IOCTL((drm_via_mem_t __user *) data, mem, sizeof(mem)); return retval; } -int via_mem_free(DRM_IOCTL_ARGS) +int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; drm_via_private_t *dev_priv = dev->dev_private; - drm_via_mem_t mem; + drm_via_mem_t *mem = data; int ret; - DRM_COPY_FROM_USER_IOCTL(mem, (drm_via_mem_t __user *) data, - sizeof(mem)); - mutex_lock(&dev->struct_mutex); - ret = drm_sman_free_key(&dev_priv->sman, mem.index); + ret = drm_sman_free_key(&dev_priv->sman, mem->index); mutex_unlock(&dev->struct_mutex); - DRM_DEBUG("free = 0x%lx\n", mem.index); + DRM_DEBUG("free = 0x%lx\n", mem->index); return ret; } -void via_reclaim_buffers_locked(struct drm_device * dev, struct file *filp) +void via_reclaim_buffers_locked(struct drm_device * dev, + struct drm_file *file_priv) { drm_via_private_t *dev_priv = dev->dev_private; - struct drm_file *priv = filp->private_data; mutex_lock(&dev->struct_mutex); - if (drm_sman_owner_clean(&dev_priv->sman, (unsigned long)priv)) { + if (drm_sman_owner_clean(&dev_priv->sman, (unsigned long)file_priv)) { mutex_unlock(&dev->struct_mutex); return; } @@ -203,7 +188,7 @@ void via_reclaim_buffers_locked(struct drm_device * dev, struct file *filp) dev->driver->dma_quiescent(dev); } - drm_sman_owner_cleanup(&dev_priv->sman, (unsigned long)priv); + drm_sman_owner_cleanup(&dev_priv->sman, (unsigned long)file_priv); mutex_unlock(&dev->struct_mutex); return; } diff --git a/drivers/char/drm/via_verifier.c b/drivers/char/drm/via_verifier.c index 832d48356e91..46a579198747 100644 --- a/drivers/char/drm/via_verifier.c +++ b/drivers/char/drm/via_verifier.c @@ -1026,12 +1026,12 @@ via_verify_command_stream(const uint32_t * buf, unsigned int size, case state_error: default: *hc_state = saved_state; - return DRM_ERR(EINVAL); + return -EINVAL; } } if (state == state_error) { *hc_state = saved_state; - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; } @@ -1082,11 +1082,11 @@ via_parse_command_stream(struct drm_device * dev, const uint32_t * buf, break; case state_error: default: - return DRM_ERR(EINVAL); + return -EINVAL; } } if (state == state_error) { - return DRM_ERR(EINVAL); + return -EINVAL; } return 0; } diff --git a/drivers/char/drm/via_video.c b/drivers/char/drm/via_video.c index 300ac61b09ed..c15e75b54cb1 100644 --- a/drivers/char/drm/via_video.c +++ b/drivers/char/drm/via_video.c @@ -65,10 +65,9 @@ void via_release_futex(drm_via_private_t * dev_priv, int context) } } -int via_decoder_futex(DRM_IOCTL_ARGS) +int via_decoder_futex(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - drm_via_futex_t fx; + drm_via_futex_t *fx = data; volatile int *lock; drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; drm_via_sarea_t *sAPriv = dev_priv->sarea_priv; @@ -76,21 +75,18 @@ int via_decoder_futex(DRM_IOCTL_ARGS) DRM_DEBUG("%s\n", __FUNCTION__); - DRM_COPY_FROM_USER_IOCTL(fx, (drm_via_futex_t __user *) data, - sizeof(fx)); - - if (fx.lock > VIA_NR_XVMC_LOCKS) + if (fx->lock > VIA_NR_XVMC_LOCKS) return -EFAULT; - lock = (volatile int *)XVMCLOCKPTR(sAPriv, fx.lock); + lock = (volatile int *)XVMCLOCKPTR(sAPriv, fx->lock); - switch (fx.func) { + switch (fx->func) { case VIA_FUTEX_WAIT: - DRM_WAIT_ON(ret, dev_priv->decoder_queue[fx.lock], - (fx.ms / 10) * (DRM_HZ / 100), *lock != fx.val); + DRM_WAIT_ON(ret, dev_priv->decoder_queue[fx->lock], + (fx->ms / 10) * (DRM_HZ / 100), *lock != fx->val); return ret; case VIA_FUTEX_WAKE: - DRM_WAKEUP(&(dev_priv->decoder_queue[fx.lock])); + DRM_WAKEUP(&(dev_priv->decoder_queue[fx->lock])); return 0; } return 0; diff --git a/drivers/char/dsp56k.c b/drivers/char/dsp56k.c index acbfe1c49b4d..a69c65283260 100644 --- a/drivers/char/dsp56k.c +++ b/drivers/char/dsp56k.c @@ -136,7 +136,7 @@ static int sizeof_bootstrap = 375; static struct dsp56k_device { - long in_use; + unsigned long in_use; long maxio, timeout; int tx_wsize, rx_wsize; } dsp56k; diff --git a/drivers/char/ec3104_keyb.c b/drivers/char/ec3104_keyb.c deleted file mode 100644 index 020011495d91..000000000000 --- a/drivers/char/ec3104_keyb.c +++ /dev/null @@ -1,457 +0,0 @@ -/* - * linux/drivers/char/ec3104_keyb.c - * - * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> - * - * based on linux/drivers/char/pc_keyb.c, which had the following comments: - * - * Separation of the PC low-level part by Geert Uytterhoeven, May 1997 - * See keyboard.c for the whole history. - * - * Major cleanup by Martin Mares, May 1997 - * - * Combined the keyboard and PS/2 mouse handling into one file, - * because they share the same hardware. - * Johan Myreen <jem@iki.fi> 1998-10-08. - * - * Code fixes to handle mouse ACKs properly. - * C. Scott Ananian <cananian@alumni.princeton.edu> 1999-01-29. - */ -/* EC3104 note: - * This code was written without any documentation about the EC3104 chip. While - * I hope I got most of the basic functionality right, the register names I use - * are most likely completely different from those in the chip documentation. - * - * If you have any further information about the EC3104, please tell me - * (prumpf@tux.org). - */ - - -#include <linux/spinlock.h> -#include <linux/sched.h> -#include <linux/interrupt.h> -#include <linux/tty.h> -#include <linux/mm.h> -#include <linux/signal.h> -#include <linux/init.h> -#include <linux/kbd_ll.h> -#include <linux/delay.h> -#include <linux/random.h> -#include <linux/poll.h> -#include <linux/miscdevice.h> -#include <linux/slab.h> -#include <linux/kbd_kern.h> -#include <linux/bitops.h> - -#include <asm/keyboard.h> -#include <asm/uaccess.h> -#include <asm/irq.h> -#include <asm/system.h> -#include <asm/ec3104.h> - -#include <asm/io.h> - -/* Some configuration switches are present in the include file... */ - -#include <linux/pc_keyb.h> - -#define MSR_CTS 0x10 -#define MCR_RTS 0x02 -#define LSR_DR 0x01 -#define LSR_BOTH_EMPTY 0x60 - -static struct e5_struct { - u8 packet[8]; - int pos; - int length; - - u8 cached_mcr; - u8 last_msr; -} ec3104_keyb; - -/* Simple translation table for the SysRq keys */ - - -#ifdef CONFIG_MAGIC_SYSRQ -unsigned char ec3104_kbd_sysrq_xlate[128] = - "\000\0331234567890-=\177\t" /* 0x00 - 0x0f */ - "qwertyuiop[]\r\000as" /* 0x10 - 0x1f */ - "dfghjkl;'`\000\\zxcv" /* 0x20 - 0x2f */ - "bnm,./\000*\000 \000\201\202\203\204\205" /* 0x30 - 0x3f */ - "\206\207\210\211\212\000\000789-456+1" /* 0x40 - 0x4f */ - "230\177\000\000\213\214\000\000\000\000\000\000\000\000\000\000" /* 0x50 - 0x5f */ - "\r\000/"; /* 0x60 - 0x6f */ -#endif - -static void kbd_write_command_w(int data); -static void kbd_write_output_w(int data); -#ifdef CONFIG_PSMOUSE -static void aux_write_ack(int val); -static void __aux_write_ack(int val); -#endif - -static DEFINE_SPINLOCK(kbd_controller_lock); -static unsigned char handle_kbd_event(void); - -/* used only by send_data - set by keyboard_interrupt */ -static volatile unsigned char reply_expected; -static volatile unsigned char acknowledge; -static volatile unsigned char resend; - - -int ec3104_kbd_setkeycode(unsigned int scancode, unsigned int keycode) -{ - return 0; -} - -int ec3104_kbd_getkeycode(unsigned int scancode) -{ - return 0; -} - - -/* yes, it probably would be faster to use an array. I don't care. */ - -static inline unsigned char ec3104_scan2key(unsigned char scancode) -{ - switch (scancode) { - case 1: /* '`' */ - return 41; - - case 2 ... 27: - return scancode; - - case 28: /* '\\' */ - return 43; - - case 29 ... 39: - return scancode + 1; - - case 40: /* '\r' */ - return 28; - - case 41 ... 50: - return scancode + 3; - - case 51: /* ' ' */ - return 57; - - case 52: /* escape */ - return 1; - - case 54: /* insert/delete (labelled delete) */ - /* this should arguably be 110, but I'd like to have ctrl-alt-del - * working with a standard keymap */ - return 111; - - case 55: /* left */ - return 105; - case 56: /* home */ - return 102; - case 57: /* end */ - return 107; - case 58: /* up */ - return 103; - case 59: /* down */ - return 108; - case 60: /* pgup */ - return 104; - case 61: /* pgdown */ - return 109; - case 62: /* right */ - return 106; - - case 79 ... 88: /* f1 - f10 */ - return scancode - 20; - - case 89 ... 90: /* f11 - f12 */ - return scancode - 2; - - case 91: /* left shift */ - return 42; - - case 92: /* right shift */ - return 54; - - case 93: /* left alt */ - return 56; - case 94: /* right alt */ - return 100; - case 95: /* left ctrl */ - return 29; - case 96: /* right ctrl */ - return 97; - - case 97: /* caps lock */ - return 58; - case 102: /* left windows */ - return 125; - case 103: /* right windows */ - return 126; - - case 106: /* Fn */ - /* this is wrong. */ - return 84; - - default: - return 0; - } -} - -int ec3104_kbd_translate(unsigned char scancode, unsigned char *keycode, - char raw_mode) -{ - scancode &= 0x7f; - - *keycode = ec3104_scan2key(scancode); - - return 1; -} - -char ec3104_kbd_unexpected_up(unsigned char keycode) -{ - return 0200; -} - -static inline void handle_keyboard_event(unsigned char scancode) -{ -#ifdef CONFIG_VT - handle_scancode(scancode, !(scancode & 0x80)); -#endif - tasklet_schedule(&keyboard_tasklet); -} - -void ec3104_kbd_leds(unsigned char leds) -{ -} - -static u8 e5_checksum(u8 *packet, int count) -{ - int i; - u8 sum = 0; - - for (i=0; i<count; i++) - sum ^= packet[i]; - - if (sum & 0x80) - sum ^= 0xc0; - - return sum; -} - -static void e5_wait_for_cts(struct e5_struct *k) -{ - u8 msr; - - do { - msr = ctrl_inb(EC3104_SER4_MSR); - } while (!(msr & MSR_CTS)); -} - - -static void e5_send_byte(u8 byte, struct e5_struct *k) -{ - u8 status; - - do { - status = ctrl_inb(EC3104_SER4_LSR); - } while ((status & LSR_BOTH_EMPTY) != LSR_BOTH_EMPTY); - - printk("<%02x>", byte); - - ctrl_outb(byte, EC3104_SER4_DATA); - - do { - status = ctrl_inb(EC3104_SER4_LSR); - } while ((status & LSR_BOTH_EMPTY) != LSR_BOTH_EMPTY); - -} - -static int e5_send_packet(u8 *packet, int count, struct e5_struct *k) -{ - int i; - - disable_irq(EC3104_IRQ_SER4); - - if (k->cached_mcr & MCR_RTS) { - printk("e5_send_packet: too slow\n"); - enable_irq(EC3104_IRQ_SER4); - return -EAGAIN; - } - - k->cached_mcr |= MCR_RTS; - ctrl_outb(k->cached_mcr, EC3104_SER4_MCR); - - e5_wait_for_cts(k); - - printk("p: "); - - for(i=0; i<count; i++) - e5_send_byte(packet[i], k); - - e5_send_byte(e5_checksum(packet, count), k); - - printk("\n"); - - udelay(1500); - - k->cached_mcr &= ~MCR_RTS; - ctrl_outb(k->cached_mcr, EC3104_SER4_MCR); - - set_current_state(TASK_UNINTERRUPTIBLE); - - - - enable_irq(EC3104_IRQ_SER4); - - - - return 0; -} - -/* - * E5 packets we know about: - * E5->host 0x80 0x05 <checksum> - resend packet - * host->E5 0x83 0x43 <contrast> - set LCD contrast - * host->E5 0x85 0x41 0x02 <brightness> 0x02 - set LCD backlight - * E5->host 0x87 <ps2 packet> 0x00 <checksum> - external PS2 - * E5->host 0x88 <scancode> <checksum> - key press - */ - -static void e5_receive(struct e5_struct *k) -{ - k->packet[k->pos++] = ctrl_inb(EC3104_SER4_DATA); - - if (k->pos == 1) { - switch(k->packet[0]) { - case 0x80: - k->length = 3; - break; - - case 0x87: /* PS2 ext */ - k->length = 6; - break; - - case 0x88: /* keyboard */ - k->length = 3; - break; - - default: - k->length = 1; - printk(KERN_WARNING "unknown E5 packet %02x\n", - k->packet[0]); - } - } - - if (k->pos == k->length) { - int i; - - if (e5_checksum(k->packet, k->length) != 0) - printk(KERN_WARNING "E5: wrong checksum\n"); - -#if 0 - printk("E5 packet ["); - for(i=0; i<k->length; i++) { - printk("%02x ", k->packet[i]); - } - - printk("(%02x)]\n", e5_checksum(k->packet, k->length-1)); -#endif - - switch(k->packet[0]) { - case 0x80: - case 0x88: - handle_keyboard_event(k->packet[1]); - break; - } - - k->pos = k->length = 0; - } -} - -static void ec3104_keyb_interrupt(int irq, void *data) -{ - struct e5_struct *k = &ec3104_keyb; - u8 msr, lsr; - - msr = ctrl_inb(EC3104_SER4_MSR); - - if ((msr & MSR_CTS) && !(k->last_msr & MSR_CTS)) { - if (k->cached_mcr & MCR_RTS) - printk("confused: RTS already high\n"); - /* CTS went high. Send RTS. */ - k->cached_mcr |= MCR_RTS; - - ctrl_outb(k->cached_mcr, EC3104_SER4_MCR); - } else if ((!(msr & MSR_CTS)) && (k->last_msr & MSR_CTS)) { - /* CTS went low. */ - if (!(k->cached_mcr & MCR_RTS)) - printk("confused: RTS already low\n"); - - k->cached_mcr &= ~MCR_RTS; - - ctrl_outb(k->cached_mcr, EC3104_SER4_MCR); - } - - k->last_msr = msr; - - lsr = ctrl_inb(EC3104_SER4_LSR); - - if (lsr & LSR_DR) - e5_receive(k); -} - -static void ec3104_keyb_clear_state(void) -{ - struct e5_struct *k = &ec3104_keyb; - u8 msr, lsr; - - /* we want CTS to be low */ - k->last_msr = 0; - - for (;;) { - msleep(100); - - msr = ctrl_inb(EC3104_SER4_MSR); - - lsr = ctrl_inb(EC3104_SER4_LSR); - - if (lsr & LSR_DR) { - e5_receive(k); - continue; - } - - if ((msr & MSR_CTS) && !(k->last_msr & MSR_CTS)) { - if (k->cached_mcr & MCR_RTS) - printk("confused: RTS already high\n"); - /* CTS went high. Send RTS. */ - k->cached_mcr |= MCR_RTS; - - ctrl_outb(k->cached_mcr, EC3104_SER4_MCR); - } else if ((!(msr & MSR_CTS)) && (k->last_msr & MSR_CTS)) { - /* CTS went low. */ - if (!(k->cached_mcr & MCR_RTS)) - printk("confused: RTS already low\n"); - - k->cached_mcr &= ~MCR_RTS; - - ctrl_outb(k->cached_mcr, EC3104_SER4_MCR); - } else - break; - - k->last_msr = msr; - - continue; - } -} - -void __init ec3104_kbd_init_hw(void) -{ - ec3104_keyb.last_msr = ctrl_inb(EC3104_SER4_MSR); - ec3104_keyb.cached_mcr = ctrl_inb(EC3104_SER4_MCR); - - ec3104_keyb_clear_state(); - - /* Ok, finally allocate the IRQ, and off we go.. */ - request_irq(EC3104_IRQ_SER4, ec3104_keyb_interrupt, 0, "keyboard", NULL); -} diff --git a/drivers/char/epca.c b/drivers/char/epca.c index c6c56fb8ba50..ffcecde9e2a5 100644 --- a/drivers/char/epca.c +++ b/drivers/char/epca.c @@ -1,34 +1,30 @@ /* - - Copyright (C) 1996 Digi International. - + For technical support please email digiLinux@dgii.com or call Digi tech support at (612) 912-3456 ** This driver is no longer supported by Digi ** - Much of this design and code came from epca.c which was - copyright (C) 1994, 1995 Troy De Jongh, and subsquently - modified by David Nugent, Christoph Lameter, Mike McLagan. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - ---------------------------------------------------------------------------- */ -/* See README.epca for change history --DAT*/ + Much of this design and code came from epca.c which was + copyright (C) 1994, 1995 Troy De Jongh, and subsquently + modified by David Nugent, Christoph Lameter, Mike McLagan. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ +/* See README.epca for change history --DAT*/ #include <linux/module.h> #include <linux/kernel.h> @@ -54,13 +50,10 @@ #include "epca.h" #include "epcaconfig.h" -/* ---------------------- Begin defines ------------------------ */ - #define VERSION "1.3.0.1-LK2.6" /* This major needs to be submitted to Linux to join the majors list */ - -#define DIGIINFOMAJOR 35 /* For Digi specific ioctl */ +#define DIGIINFOMAJOR 35 /* For Digi specific ioctl */ #define MAXCARDS 7 @@ -68,60 +61,48 @@ #define PFX "epca: " -/* ----------------- Begin global definitions ------------------- */ - static int nbdevs, num_cards, liloconfig; static int digi_poller_inhibited = 1 ; static int setup_error_code; static int invalid_lilo_config; -/* The ISA boards do window flipping into the same spaces so its only sane - with a single lock. It's still pretty efficient */ - +/* + * The ISA boards do window flipping into the same spaces so its only sane with + * a single lock. It's still pretty efficient. + */ static DEFINE_SPINLOCK(epca_lock); -/* ----------------------------------------------------------------------- - MAXBOARDS is typically 12, but ISA and EISA cards are restricted to - 7 below. ---------------------------------------------------------------------------*/ +/* MAXBOARDS is typically 12, but ISA and EISA cards are restricted to 7 below. */ static struct board_info boards[MAXBOARDS]; - -/* ------------- Begin structures used for driver registeration ---------- */ - static struct tty_driver *pc_driver; static struct tty_driver *pc_info; /* ------------------ Begin Digi specific structures -------------------- */ -/* ------------------------------------------------------------------------ - digi_channels represents an array of structures that keep track of - each channel of the Digi product. Information such as transmit and - receive pointers, termio data, and signal definitions (DTR, CTS, etc ...) - are stored here. This structure is NOT used to overlay the cards - physical channel structure. --------------------------------------------------------------------------- */ - +/* + * digi_channels represents an array of structures that keep track of each + * channel of the Digi product. Information such as transmit and receive + * pointers, termio data, and signal definitions (DTR, CTS, etc ...) are stored + * here. This structure is NOT used to overlay the cards physical channel + * structure. + */ static struct channel digi_channels[MAX_ALLOC]; -/* ------------------------------------------------------------------------ - card_ptr is an array used to hold the address of the - first channel structure of each card. This array will hold - the addresses of various channels located in digi_channels. --------------------------------------------------------------------------- */ +/* + * card_ptr is an array used to hold the address of the first channel structure + * of each card. This array will hold the addresses of various channels located + * in digi_channels. + */ static struct channel *card_ptr[MAXCARDS]; static struct timer_list epca_timer; -/* ---------------------- Begin function prototypes --------------------- */ - -/* ---------------------------------------------------------------------- - Begin generic memory functions. These functions will be alias - (point at) more specific functions dependent on the board being - configured. ------------------------------------------------------------------------ */ - +/* + * Begin generic memory functions. These functions will be alias (point at) + * more specific functions dependent on the board being configured. + */ static void memwinon(struct board_info *b, unsigned int win); static void memwinoff(struct board_info *b, unsigned int win); static void globalwinon(struct channel *ch); @@ -170,8 +151,6 @@ static void dummy_memoff(struct channel *ch); static void dummy_assertgwinon(struct channel *ch); static void dummy_assertmemoff(struct channel *ch); -/* ------------------- Begin declare functions ----------------------- */ - static struct channel *verifyChannel(struct tty_struct *); static void pc_sched_event(struct channel *, int); static void epca_error(int, char *); @@ -213,62 +192,55 @@ static int pc_write(struct tty_struct *, const unsigned char *, int); static int pc_init(void); static int init_PCI(void); - -/* ------------------------------------------------------------------ - Table of functions for each board to handle memory. Mantaining - parallelism is a *very* good idea here. The idea is for the - runtime code to blindly call these functions, not knowing/caring - about the underlying hardware. This stuff should contain no - conditionals; if more functionality is needed a different entry - should be established. These calls are the interface calls and - are the only functions that should be accessed. Anyone caught - making direct calls deserves what they get. --------------------------------------------------------------------- */ - +/* + * Table of functions for each board to handle memory. Mantaining parallelism + * is a *very* good idea here. The idea is for the runtime code to blindly call + * these functions, not knowing/caring about the underlying hardware. This + * stuff should contain no conditionals; if more functionality is needed a + * different entry should be established. These calls are the interface calls + * and are the only functions that should be accessed. Anyone caught making + * direct calls deserves what they get. + */ static void memwinon(struct board_info *b, unsigned int win) { - (b->memwinon)(b, win); + b->memwinon(b, win); } static void memwinoff(struct board_info *b, unsigned int win) { - (b->memwinoff)(b, win); + b->memwinoff(b, win); } static void globalwinon(struct channel *ch) { - (ch->board->globalwinon)(ch); + ch->board->globalwinon(ch); } static void rxwinon(struct channel *ch) { - (ch->board->rxwinon)(ch); + ch->board->rxwinon(ch); } static void txwinon(struct channel *ch) { - (ch->board->txwinon)(ch); + ch->board->txwinon(ch); } static void memoff(struct channel *ch) { - (ch->board->memoff)(ch); + ch->board->memoff(ch); } static void assertgwinon(struct channel *ch) { - (ch->board->assertgwinon)(ch); + ch->board->assertgwinon(ch); } static void assertmemoff(struct channel *ch) { - (ch->board->assertmemoff)(ch); + ch->board->assertmemoff(ch); } -/* --------------------------------------------------------- - PCXEM windowing is the same as that used in the PCXR - and CX series cards. ------------------------------------------------------------- */ - +/* PCXEM windowing is the same as that used in the PCXR and CX series cards. */ static void pcxem_memwinon(struct board_info *b, unsigned int win) { outb_p(FEPWIN|win, b->port + 1); @@ -300,32 +272,30 @@ static void pcxem_memoff(struct channel *ch) } /* ----------------- Begin pcxe memory window stuff ------------------ */ - static void pcxe_memwinon(struct board_info *b, unsigned int win) { - outb_p(FEPWIN | win, b->port + 1); + outb_p(FEPWIN | win, b->port + 1); } static void pcxe_memwinoff(struct board_info *b, unsigned int win) { - outb_p(inb(b->port) & ~FEPMEM, - b->port + 1); + outb_p(inb(b->port) & ~FEPMEM, b->port + 1); outb_p(0, b->port + 1); } static void pcxe_globalwinon(struct channel *ch) { - outb_p( FEPWIN, (int)ch->board->port + 1); + outb_p(FEPWIN, (int)ch->board->port + 1); } static void pcxe_rxwinon(struct channel *ch) { - outb_p(ch->rxwin, (int)ch->board->port + 1); + outb_p(ch->rxwin, (int)ch->board->port + 1); } static void pcxe_txwinon(struct channel *ch) { - outb_p(ch->txwin, (int)ch->board->port + 1); + outb_p(ch->txwin, (int)ch->board->port + 1); } static void pcxe_memoff(struct channel *ch) @@ -335,10 +305,9 @@ static void pcxe_memoff(struct channel *ch) } /* ------------- Begin pc64xe and pcxi memory window stuff -------------- */ - static void pcxi_memwinon(struct board_info *b, unsigned int win) { - outb_p(inb(b->port) | FEPMEM, b->port); + outb_p(inb(b->port) | FEPMEM, b->port); } static void pcxi_memwinoff(struct board_info *b, unsigned int win) @@ -353,12 +322,12 @@ static void pcxi_globalwinon(struct channel *ch) static void pcxi_rxwinon(struct channel *ch) { - outb_p(FEPMEM, ch->board->port); + outb_p(FEPMEM, ch->board->port); } static void pcxi_txwinon(struct channel *ch) { - outb_p(FEPMEM, ch->board->port); + outb_p(FEPMEM, ch->board->port); } static void pcxi_memoff(struct channel *ch) @@ -376,16 +345,13 @@ static void pcxi_assertmemoff(struct channel *ch) epcaassert(!(inb(ch->board->port) & FEPMEM), "Memory on"); } - -/* ---------------------------------------------------------------------- - Not all of the cards need specific memory windowing routines. Some - cards (Such as PCI) needs no windowing routines at all. We provide - these do nothing routines so that the same code base can be used. - The driver will ALWAYS call a windowing routine if it thinks it needs - to; regardless of the card. However, dependent on the card the routine - may or may not do anything. ----------------------------------------------------------------------------*/ - +/* + * Not all of the cards need specific memory windowing routines. Some cards + * (Such as PCI) needs no windowing routines at all. We provide these do + * nothing routines so that the same code base can be used. The driver will + * ALWAYS call a windowing routine if it thinks it needs to; regardless of the + * card. However, dependent on the card the routine may or may not do anything. + */ static void dummy_memwinon(struct board_info *b, unsigned int win) { } @@ -418,15 +384,14 @@ static void dummy_assertmemoff(struct channel *ch) { } -/* ----------------- Begin verifyChannel function ----------------------- */ static struct channel *verifyChannel(struct tty_struct *tty) -{ /* Begin verifyChannel */ - /* -------------------------------------------------------------------- - This routine basically provides a sanity check. It insures that - the channel returned is within the proper range of addresses as - well as properly initialized. If some bogus info gets passed in - through tty->driver_data this should catch it. - --------------------------------------------------------------------- */ +{ + /* + * This routine basically provides a sanity check. It insures that the + * channel returned is within the proper range of addresses as well as + * properly initialized. If some bogus info gets passed in + * through tty->driver_data this should catch it. + */ if (tty) { struct channel *ch = (struct channel *)tty->driver_data; if ((ch >= &digi_channels[0]) && (ch < &digi_channels[nbdevs])) { @@ -435,62 +400,55 @@ static struct channel *verifyChannel(struct tty_struct *tty) } } return NULL; - -} /* End verifyChannel */ - -/* ------------------ Begin pc_sched_event ------------------------- */ +} static void pc_sched_event(struct channel *ch, int event) { - /* ---------------------------------------------------------------------- - We call this to schedule interrupt processing on some event. The - kernel sees our request and calls the related routine in OUR driver. - -------------------------------------------------------------------------*/ + /* + * We call this to schedule interrupt processing on some event. The + * kernel sees our request and calls the related routine in OUR driver. + */ ch->event |= 1 << event; schedule_work(&ch->tqueue); -} /* End pc_sched_event */ - -/* ------------------ Begin epca_error ------------------------- */ +} static void epca_error(int line, char *msg) { printk(KERN_ERR "epca_error (Digi): line = %d %s\n",line,msg); } -/* ------------------ Begin pc_close ------------------------- */ -static void pc_close(struct tty_struct * tty, struct file * filp) +static void pc_close(struct tty_struct *tty, struct file *filp) { struct channel *ch; unsigned long flags; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ - if ((ch = verifyChannel(tty)) != NULL) { /* Begin if ch != NULL */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ + if ((ch = verifyChannel(tty)) != NULL) { spin_lock_irqsave(&epca_lock, flags); if (tty_hung_up_p(filp)) { spin_unlock_irqrestore(&epca_lock, flags); return; } - /* Check to see if the channel is open more than once */ if (ch->count-- > 1) { /* Begin channel is open more than once */ - /* ------------------------------------------------------------- - Return without doing anything. Someone might still be using - the channel. - ---------------------------------------------------------------- */ + /* + * Return without doing anything. Someone might still + * be using the channel. + */ spin_unlock_irqrestore(&epca_lock, flags); return; - } /* End channel is open more than once */ + } /* Port open only once go ahead with shutdown & reset */ BUG_ON(ch->count < 0); - /* --------------------------------------------------------------- - Let the rest of the driver know the channel is being closed. - This becomes important if an open is attempted before close - is finished. - ------------------------------------------------------------------ */ + /* + * Let the rest of the driver know the channel is being closed. + * This becomes important if an open is attempted before close + * is finished. + */ ch->asyncflags |= ASYNC_CLOSING; tty->closing = 1; @@ -498,7 +456,7 @@ static void pc_close(struct tty_struct * tty, struct file * filp) if (ch->asyncflags & ASYNC_INITIALIZED) { /* Setup an event to indicate when the transmit buffer empties */ - setup_empty_event(tty, ch); + setup_empty_event(tty, ch); tty_wait_until_sent(tty, 3000); /* 30 seconds timeout */ } if (tty->driver->flush_buffer) @@ -513,27 +471,24 @@ static void pc_close(struct tty_struct * tty, struct file * filp) ch->tty = NULL; spin_unlock_irqrestore(&epca_lock, flags); - if (ch->blocked_open) { /* Begin if blocked_open */ - if (ch->close_delay) + if (ch->blocked_open) { + if (ch->close_delay) msleep_interruptible(jiffies_to_msecs(ch->close_delay)); wake_up_interruptible(&ch->open_wait); - } /* End if blocked_open */ - ch->asyncflags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_INITIALIZED | + } + ch->asyncflags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_INITIALIZED | ASYNC_CLOSING); wake_up_interruptible(&ch->close_wait); - } /* End if ch != NULL */ -} /* End pc_close */ - -/* ------------------ Begin shutdown ------------------------- */ + } +} static void shutdown(struct channel *ch) -{ /* Begin shutdown */ - +{ unsigned long flags; struct tty_struct *tty; struct board_chan __iomem *bc; - if (!(ch->asyncflags & ASYNC_INITIALIZED)) + if (!(ch->asyncflags & ASYNC_INITIALIZED)) return; spin_lock_irqsave(&epca_lock, flags); @@ -541,50 +496,40 @@ static void shutdown(struct channel *ch) globalwinon(ch); bc = ch->brdchan; - /* ------------------------------------------------------------------ - In order for an event to be generated on the receipt of data the - idata flag must be set. Since we are shutting down, this is not - necessary clear this flag. - --------------------------------------------------------------------- */ - + /* + * In order for an event to be generated on the receipt of data the + * idata flag must be set. Since we are shutting down, this is not + * necessary clear this flag. + */ if (bc) writeb(0, &bc->idata); tty = ch->tty; - /* ---------------------------------------------------------------- - If we're a modem control device and HUPCL is on, drop RTS & DTR. - ------------------------------------------------------------------ */ - + /* If we're a modem control device and HUPCL is on, drop RTS & DTR. */ if (tty->termios->c_cflag & HUPCL) { ch->omodem &= ~(ch->m_rts | ch->m_dtr); fepcmd(ch, SETMODEM, 0, ch->m_dtr | ch->m_rts, 10, 1); } memoff(ch); - /* ------------------------------------------------------------------ - The channel has officialy been closed. The next time it is opened - it will have to reinitialized. Set a flag to indicate this. - ---------------------------------------------------------------------- */ - + /* + * The channel has officialy been closed. The next time it is opened it + * will have to reinitialized. Set a flag to indicate this. + */ /* Prevent future Digi programmed interrupts from coming active */ - ch->asyncflags &= ~ASYNC_INITIALIZED; spin_unlock_irqrestore(&epca_lock, flags); - -} /* End shutdown */ - -/* ------------------ Begin pc_hangup ------------------------- */ +} static void pc_hangup(struct tty_struct *tty) -{ /* Begin pc_hangup */ +{ struct channel *ch; - - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ - if ((ch = verifyChannel(tty)) != NULL) { /* Begin if ch != NULL */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ + if ((ch = verifyChannel(tty)) != NULL) { unsigned long flags; if (tty->driver->flush_buffer) @@ -599,15 +544,12 @@ static void pc_hangup(struct tty_struct *tty) ch->asyncflags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_INITIALIZED); spin_unlock_irqrestore(&epca_lock, flags); wake_up_interruptible(&ch->open_wait); - } /* End if ch != NULL */ - -} /* End pc_hangup */ - -/* ------------------ Begin pc_write ------------------------- */ + } +} -static int pc_write(struct tty_struct * tty, +static int pc_write(struct tty_struct *tty, const unsigned char *buf, int bytesAvailable) -{ /* Begin pc_write */ +{ unsigned int head, tail; int dataLen; int size; @@ -617,25 +559,23 @@ static int pc_write(struct tty_struct * tty, int remain; struct board_chan __iomem *bc; - /* ---------------------------------------------------------------- - pc_write is primarily called directly by the kernel routine - tty_write (Though it can also be called by put_char) found in - tty_io.c. pc_write is passed a line discipline buffer where - the data to be written out is stored. The line discipline - implementation itself is done at the kernel level and is not - brought into the driver. - ------------------------------------------------------------------- */ - - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ + /* + * pc_write is primarily called directly by the kernel routine + * tty_write (Though it can also be called by put_char) found in + * tty_io.c. pc_write is passed a line discipline buffer where the data + * to be written out is stored. The line discipline implementation + * itself is done at the kernel level and is not brought into the + * driver. + */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ if ((ch = verifyChannel(tty)) == NULL) return 0; /* Make a pointer to the channel data structure found on the board. */ - bc = ch->brdchan; size = ch->txbufsize; amountCopied = 0; @@ -650,37 +590,36 @@ static int pc_write(struct tty_struct * tty, tail = readw(&bc->tout); tail &= (size - 1); - /* If head >= tail, head has not wrapped around. */ - if (head >= tail) { /* Begin head has not wrapped */ - /* --------------------------------------------------------------- - remain (much like dataLen above) represents the total amount of - space available on the card for data. Here dataLen represents - the space existing between the head pointer and the end of - buffer. This is important because a memcpy cannot be told to - automatically wrap around when it hits the buffer end. - ------------------------------------------------------------------ */ + if (head >= tail) { + /* head has not wrapped */ + /* + * remain (much like dataLen above) represents the total amount + * of space available on the card for data. Here dataLen + * represents the space existing between the head pointer and + * the end of buffer. This is important because a memcpy cannot + * be told to automatically wrap around when it hits the buffer + * end. + */ dataLen = size - head; remain = size - (head - tail) - 1; - } else { /* Begin head has wrapped around */ - + } else { + /* head has wrapped around */ remain = tail - head - 1; dataLen = remain; - - } /* End head has wrapped around */ - /* ------------------------------------------------------------------- - Check the space on the card. If we have more data than - space; reduce the amount of data to fit the space. - ---------------------------------------------------------------------- */ + } + /* + * Check the space on the card. If we have more data than space; reduce + * the amount of data to fit the space. + */ bytesAvailable = min(remain, bytesAvailable); txwinon(ch); - while (bytesAvailable > 0) - { /* Begin while there is data to copy onto card */ - - /* ----------------------------------------------------------------- - If head is not wrapped, the below will make sure the first - data copy fills to the end of card buffer. - ------------------------------------------------------------------- */ + while (bytesAvailable > 0) { + /* there is data to copy onto card */ + /* + * If head is not wrapped, the below will make sure the first + * data copy fills to the end of card buffer. + */ dataLen = min(bytesAvailable, dataLen); memcpy_toio(ch->txptr + head, buf, dataLen); buf += dataLen; @@ -692,7 +631,7 @@ static int pc_write(struct tty_struct * tty, head = 0; dataLen = tail; } - } /* End while there is data to copy onto card */ + } ch->statusflags |= TXBUSY; globalwinon(ch); writew(head, &bc->tin); @@ -703,22 +642,16 @@ static int pc_write(struct tty_struct * tty, } memoff(ch); spin_unlock_irqrestore(&epca_lock, flags); - return(amountCopied); - -} /* End pc_write */ - -/* ------------------ Begin pc_put_char ------------------------- */ + return amountCopied; +} static void pc_put_char(struct tty_struct *tty, unsigned char c) -{ /* Begin pc_put_char */ +{ pc_write(tty, &c, 1); -} /* End pc_put_char */ - -/* ------------------ Begin pc_write_room ------------------------- */ +} static int pc_write_room(struct tty_struct *tty) -{ /* Begin pc_write_room */ - +{ int remain; struct channel *ch; unsigned long flags; @@ -727,11 +660,10 @@ static int pc_write_room(struct tty_struct *tty) remain = 0; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ - + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ if ((ch = verifyChannel(tty)) != NULL) { spin_lock_irqsave(&epca_lock, flags); globalwinon(ch); @@ -757,14 +689,10 @@ static int pc_write_room(struct tty_struct *tty) } /* Return how much room is left on card */ return remain; - -} /* End pc_write_room */ - -/* ------------------ Begin pc_chars_in_buffer ---------------------- */ +} static int pc_chars_in_buffer(struct tty_struct *tty) -{ /* Begin pc_chars_in_buffer */ - +{ int chars; unsigned int ctail, head, tail; int remain; @@ -772,13 +700,12 @@ static int pc_chars_in_buffer(struct tty_struct *tty) struct channel *ch; struct board_chan __iomem *bc; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ - + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ if ((ch = verifyChannel(tty)) == NULL) - return(0); + return 0; spin_lock_irqsave(&epca_lock, flags); globalwinon(ch); @@ -793,45 +720,40 @@ static int pc_chars_in_buffer(struct tty_struct *tty) else { /* Begin if some space on the card has been used */ head = readw(&bc->tin) & (ch->txbufsize - 1); tail &= (ch->txbufsize - 1); - /* -------------------------------------------------------------- - The logic here is basically opposite of the above pc_write_room - here we are finding the amount of bytes in the buffer filled. - Not the amount of bytes empty. - ------------------------------------------------------------------- */ + /* + * The logic here is basically opposite of the above + * pc_write_room here we are finding the amount of bytes in the + * buffer filled. Not the amount of bytes empty. + */ if ((remain = tail - head - 1) < 0 ) remain += ch->txbufsize; chars = (int)(ch->txbufsize - remain); - /* ------------------------------------------------------------- - Make it possible to wakeup anything waiting for output - in tty_ioctl.c, etc. - - If not already set. Setup an event to indicate when the - transmit buffer empties - ----------------------------------------------------------------- */ + /* + * Make it possible to wakeup anything waiting for output in + * tty_ioctl.c, etc. + * + * If not already set. Setup an event to indicate when the + * transmit buffer empties. + */ if (!(ch->statusflags & EMPTYWAIT)) setup_empty_event(tty,ch); - } /* End if some space on the card has been used */ memoff(ch); spin_unlock_irqrestore(&epca_lock, flags); /* Return number of characters residing on card. */ - return(chars); - -} /* End pc_chars_in_buffer */ - -/* ------------------ Begin pc_flush_buffer ---------------------- */ + return chars; +} static void pc_flush_buffer(struct tty_struct *tty) -{ /* Begin pc_flush_buffer */ - +{ unsigned int tail; unsigned long flags; struct channel *ch; struct board_chan __iomem *bc; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ if ((ch = verifyChannel(tty)) == NULL) return; @@ -844,51 +766,47 @@ static void pc_flush_buffer(struct tty_struct *tty) memoff(ch); spin_unlock_irqrestore(&epca_lock, flags); tty_wakeup(tty); -} /* End pc_flush_buffer */ - -/* ------------------ Begin pc_flush_chars ---------------------- */ +} static void pc_flush_chars(struct tty_struct *tty) -{ /* Begin pc_flush_chars */ - struct channel * ch; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ +{ + struct channel *ch; + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ if ((ch = verifyChannel(tty)) != NULL) { unsigned long flags; spin_lock_irqsave(&epca_lock, flags); - /* ---------------------------------------------------------------- - If not already set and the transmitter is busy setup an event - to indicate when the transmit empties. - ------------------------------------------------------------------- */ + /* + * If not already set and the transmitter is busy setup an + * event to indicate when the transmit empties. + */ if ((ch->statusflags & TXBUSY) && !(ch->statusflags & EMPTYWAIT)) setup_empty_event(tty,ch); spin_unlock_irqrestore(&epca_lock, flags); } -} /* End pc_flush_chars */ - -/* ------------------ Begin block_til_ready ---------------------- */ +} -static int block_til_ready(struct tty_struct *tty, +static int block_til_ready(struct tty_struct *tty, struct file *filp, struct channel *ch) -{ /* Begin block_til_ready */ +{ DECLARE_WAITQUEUE(wait,current); - int retval, do_clocal = 0; + int retval, do_clocal = 0; unsigned long flags; if (tty_hung_up_p(filp)) { if (ch->asyncflags & ASYNC_HUP_NOTIFY) retval = -EAGAIN; else - retval = -ERESTARTSYS; - return(retval); + retval = -ERESTARTSYS; + return retval; } - /* ----------------------------------------------------------------- - If the device is in the middle of being closed, then block - until it's done, and then try again. - -------------------------------------------------------------------- */ + /* + * If the device is in the middle of being closed, then block until + * it's done, and then try again. + */ if (ch->asyncflags & ASYNC_CLOSING) { interruptible_sleep_on(&ch->close_wait); @@ -899,17 +817,17 @@ static int block_til_ready(struct tty_struct *tty, } if (filp->f_flags & O_NONBLOCK) { - /* ----------------------------------------------------------------- - If non-blocking mode is set, then make the check up front - and then exit. - -------------------------------------------------------------------- */ + /* + * If non-blocking mode is set, then make the check up front + * and then exit. + */ ch->asyncflags |= ASYNC_NORMAL_ACTIVE; return 0; } if (tty->termios->c_cflag & CLOCAL) do_clocal = 1; /* Block waiting for the carrier detect and the line to become free */ - + retval = 0; add_wait_queue(&ch->open_wait, &wait); @@ -918,19 +836,18 @@ static int block_til_ready(struct tty_struct *tty, if (!tty_hung_up_p(filp)) ch->count--; ch->blocked_open++; - while(1) - { /* Begin forever while */ + while (1) { set_current_state(TASK_INTERRUPTIBLE); if (tty_hung_up_p(filp) || - !(ch->asyncflags & ASYNC_INITIALIZED)) + !(ch->asyncflags & ASYNC_INITIALIZED)) { if (ch->asyncflags & ASYNC_HUP_NOTIFY) retval = -EAGAIN; else - retval = -ERESTARTSYS; + retval = -ERESTARTSYS; break; } - if (!(ch->asyncflags & ASYNC_CLOSING) && + if (!(ch->asyncflags & ASYNC_CLOSING) && (do_clocal || (ch->imodem & ch->dcd))) break; if (signal_pending(current)) { @@ -938,16 +855,15 @@ static int block_til_ready(struct tty_struct *tty, break; } spin_unlock_irqrestore(&epca_lock, flags); - /* --------------------------------------------------------------- - Allow someone else to be scheduled. We will occasionally go - through this loop until one of the above conditions change. - The below schedule call will allow other processes to enter and - prevent this loop from hogging the cpu. - ------------------------------------------------------------------ */ + /* + * Allow someone else to be scheduled. We will occasionally go + * through this loop until one of the above conditions change. + * The below schedule call will allow other processes to enter + * and prevent this loop from hogging the cpu. + */ schedule(); spin_lock_irqsave(&epca_lock, flags); - - } /* End forever while */ + } __set_current_state(TASK_RUNNING); remove_wait_queue(&ch->open_wait, &wait); @@ -962,13 +878,10 @@ static int block_til_ready(struct tty_struct *tty, ch->asyncflags |= ASYNC_NORMAL_ACTIVE; return 0; -} /* End block_til_ready */ - -/* ------------------ Begin pc_open ---------------------- */ +} static int pc_open(struct tty_struct *tty, struct file * filp) -{ /* Begin pc_open */ - +{ struct channel *ch; unsigned long flags; int line, retval, boardnum; @@ -984,12 +897,11 @@ static int pc_open(struct tty_struct *tty, struct file * filp) /* Check status of board configured in system. */ - /* ----------------------------------------------------------------- - I check to see if the epca_setup routine detected an user error. - It might be better to put this in pc_init, but for the moment it - goes here. - ---------------------------------------------------------------------- */ - + /* + * I check to see if the epca_setup routine detected an user error. It + * might be better to put this in pc_init, but for the moment it goes + * here. + */ if (invalid_lilo_config) { if (setup_error_code & INVALID_BOARD_TYPE) printk(KERN_ERR "epca: pc_open: Invalid board type specified in kernel options.\n"); @@ -1010,49 +922,48 @@ static int pc_open(struct tty_struct *tty, struct file * filp) tty->driver_data = NULL; /* Mark this device as 'down' */ return(-ENODEV); } - + if ((bc = ch->brdchan) == 0) { tty->driver_data = NULL; return -ENODEV; } spin_lock_irqsave(&epca_lock, flags); - /* ------------------------------------------------------------------ - Every time a channel is opened, increment a counter. This is - necessary because we do not wish to flush and shutdown the channel - until the last app holding the channel open, closes it. - --------------------------------------------------------------------- */ + /* + * Every time a channel is opened, increment a counter. This is + * necessary because we do not wish to flush and shutdown the channel + * until the last app holding the channel open, closes it. + */ ch->count++; - /* ---------------------------------------------------------------- - Set a kernel structures pointer to our local channel - structure. This way we can get to it when passed only - a tty struct. - ------------------------------------------------------------------ */ + /* + * Set a kernel structures pointer to our local channel structure. This + * way we can get to it when passed only a tty struct. + */ tty->driver_data = ch; - /* ---------------------------------------------------------------- - If this is the first time the channel has been opened, initialize - the tty->termios struct otherwise let pc_close handle it. - -------------------------------------------------------------------- */ + /* + * If this is the first time the channel has been opened, initialize + * the tty->termios struct otherwise let pc_close handle it. + */ globalwinon(ch); ch->statusflags = 0; /* Save boards current modem status */ ch->imodem = readb(&bc->mstat); - /* ---------------------------------------------------------------- - Set receive head and tail ptrs to each other. This indicates - no data available to read. - ----------------------------------------------------------------- */ + /* + * Set receive head and tail ptrs to each other. This indicates no data + * available to read. + */ head = readw(&bc->rin); writew(head, &bc->rout); /* Set the channels associated tty structure */ ch->tty = tty; - /* ----------------------------------------------------------------- - The below routine generally sets up parity, baud, flow control - issues, etc.... It effect both control flags and input flags. - -------------------------------------------------------------------- */ + /* + * The below routine generally sets up parity, baud, flow control + * issues, etc.... It effect both control flags and input flags. + */ epcaparam(tty,ch); ch->asyncflags |= ASYNC_INITIALIZED; memoff(ch); @@ -1061,10 +972,10 @@ static int pc_open(struct tty_struct *tty, struct file * filp) retval = block_til_ready(tty, filp, ch); if (retval) return retval; - /* ------------------------------------------------------------- - Set this again in case a hangup set it to zero while this - open() was waiting for the line... - --------------------------------------------------------------- */ + /* + * Set this again in case a hangup set it to zero while this open() was + * waiting for the line... + */ spin_lock_irqsave(&epca_lock, flags); ch->tty = tty; globalwinon(ch); @@ -1073,13 +984,12 @@ static int pc_open(struct tty_struct *tty, struct file * filp) memoff(ch); spin_unlock_irqrestore(&epca_lock, flags); return 0; -} /* End pc_open */ +} static int __init epca_module_init(void) -{ /* Begin init_module */ +{ return pc_init(); } - module_init(epca_module_init); static struct pci_driver epca_driver; @@ -1092,8 +1002,7 @@ static void __exit epca_module_exit(void) del_timer_sync(&epca_timer); - if ((tty_unregister_driver(pc_driver)) || - (tty_unregister_driver(pc_info))) + if (tty_unregister_driver(pc_driver) || tty_unregister_driver(pc_info)) { printk(KERN_WARNING "epca: cleanup_module failed to un-register tty driver\n"); return; @@ -1101,23 +1010,20 @@ static void __exit epca_module_exit(void) put_tty_driver(pc_driver); put_tty_driver(pc_info); - for (crd = 0; crd < num_cards; crd++) { /* Begin for each card */ + for (crd = 0; crd < num_cards; crd++) { bd = &boards[crd]; - if (!bd) - { /* Begin sanity check */ + if (!bd) { /* sanity check */ printk(KERN_ERR "<Error> - Digi : cleanup_module failed\n"); return; - } /* End sanity check */ + } ch = card_ptr[crd]; - for (count = 0; count < bd->numports; count++, ch++) - { /* Begin for each port */ + for (count = 0; count < bd->numports; count++, ch++) { if (ch && ch->tty) tty_hangup(ch->tty); - } /* End for each port */ - } /* End for each card */ - pci_unregister_driver (&epca_driver); + } + } + pci_unregister_driver(&epca_driver); } - module_exit(epca_module_exit); static const struct tty_operations pc_ops = { @@ -1148,10 +1054,8 @@ static struct tty_operations info_ops = { .ioctl = info_ioctl, }; -/* ------------------ Begin pc_init ---------------------- */ - static int __init pc_init(void) -{ /* Begin pc_init */ +{ int crd; struct board_info *bd; unsigned char board_id = 0; @@ -1169,63 +1073,57 @@ static int __init pc_init(void) if (!pc_info) goto out2; - /* ----------------------------------------------------------------------- - If epca_setup has not been ran by LILO set num_cards to defaults; copy - board structure defined by digiConfig into drivers board structure. - Note : If LILO has ran epca_setup then epca_setup will handle defining - num_cards as well as copying the data into the board structure. - -------------------------------------------------------------------------- */ - if (!liloconfig) { /* Begin driver has been configured via. epcaconfig */ - + /* + * If epca_setup has not been ran by LILO set num_cards to defaults; + * copy board structure defined by digiConfig into drivers board + * structure. Note : If LILO has ran epca_setup then epca_setup will + * handle defining num_cards as well as copying the data into the board + * structure. + */ + if (!liloconfig) { + /* driver has been configured via. epcaconfig */ nbdevs = NBDEVS; num_cards = NUMCARDS; - memcpy((void *)&boards, (void *)&static_boards, - (sizeof(struct board_info) * NUMCARDS)); - } /* End driver has been configured via. epcaconfig */ - - /* ----------------------------------------------------------------- - Note : If lilo was used to configure the driver and the - ignore epcaconfig option was choosen (digiepca=2) then - nbdevs and num_cards will equal 0 at this point. This is - okay; PCI cards will still be picked up if detected. - --------------------------------------------------------------------- */ - - /* ----------------------------------------------------------- - Set up interrupt, we will worry about memory allocation in - post_fep_init. - --------------------------------------------------------------- */ + memcpy(&boards, &static_boards, + sizeof(struct board_info) * NUMCARDS); + } + /* + * Note : If lilo was used to configure the driver and the ignore + * epcaconfig option was choosen (digiepca=2) then nbdevs and num_cards + * will equal 0 at this point. This is okay; PCI cards will still be + * picked up if detected. + */ + /* + * Set up interrupt, we will worry about memory allocation in + * post_fep_init. + */ printk(KERN_INFO "DIGI epca driver version %s loaded.\n",VERSION); - /* ------------------------------------------------------------------ - NOTE : This code assumes that the number of ports found in - the boards array is correct. This could be wrong if - the card in question is PCI (And therefore has no ports - entry in the boards structure.) The rest of the - information will be valid for PCI because the beginning - of pc_init scans for PCI and determines i/o and base - memory addresses. I am not sure if it is possible to - read the number of ports supported by the card prior to - it being booted (Since that is the state it is in when - pc_init is run). Because it is not possible to query the - number of supported ports until after the card has booted; - we are required to calculate the card_ptrs as the card is - is initialized (Inside post_fep_init). The negative thing - about this approach is that digiDload's call to GET_INFO - will have a bad port value. (Since this is called prior - to post_fep_init.) - - --------------------------------------------------------------------- */ - + /* + * NOTE : This code assumes that the number of ports found in the + * boards array is correct. This could be wrong if the card in question + * is PCI (And therefore has no ports entry in the boards structure.) + * The rest of the information will be valid for PCI because the + * beginning of pc_init scans for PCI and determines i/o and base + * memory addresses. I am not sure if it is possible to read the number + * of ports supported by the card prior to it being booted (Since that + * is the state it is in when pc_init is run). Because it is not + * possible to query the number of supported ports until after the card + * has booted; we are required to calculate the card_ptrs as the card + * is initialized (Inside post_fep_init). The negative thing about this + * approach is that digiDload's call to GET_INFO will have a bad port + * value. (Since this is called prior to post_fep_init.) + */ pci_boards_found = 0; - if(num_cards < MAXBOARDS) + if (num_cards < MAXBOARDS) pci_boards_found += init_PCI(); num_cards += pci_boards_found; pc_driver->owner = THIS_MODULE; - pc_driver->name = "ttyD"; - pc_driver->major = DIGI_MAJOR; + pc_driver->name = "ttyD"; + pc_driver->major = DIGI_MAJOR; pc_driver->minor_start = 0; pc_driver->type = TTY_DRIVER_TYPE_SERIAL; pc_driver->subtype = SERIAL_TYPE_NORMAL; @@ -1256,120 +1154,108 @@ static int __init pc_init(void) tty_set_operations(pc_info, &info_ops); - for (crd = 0; crd < num_cards; crd++) - { /* Begin for each card */ - - /* ------------------------------------------------------------------ - This is where the appropriate memory handlers for the hardware is - set. Everything at runtime blindly jumps through these vectors. - ---------------------------------------------------------------------- */ + for (crd = 0; crd < num_cards; crd++) { + /* + * This is where the appropriate memory handlers for the + * hardware is set. Everything at runtime blindly jumps through + * these vectors. + */ /* defined in epcaconfig.h */ bd = &boards[crd]; - switch (bd->type) - { /* Begin switch on bd->type {board type} */ - case PCXEM: - case EISAXEM: - bd->memwinon = pcxem_memwinon ; - bd->memwinoff = pcxem_memwinoff ; - bd->globalwinon = pcxem_globalwinon ; - bd->txwinon = pcxem_txwinon ; - bd->rxwinon = pcxem_rxwinon ; - bd->memoff = pcxem_memoff ; - bd->assertgwinon = dummy_assertgwinon; - bd->assertmemoff = dummy_assertmemoff; - break; - - case PCIXEM: - case PCIXRJ: - case PCIXR: - bd->memwinon = dummy_memwinon; - bd->memwinoff = dummy_memwinoff; - bd->globalwinon = dummy_globalwinon; - bd->txwinon = dummy_txwinon; - bd->rxwinon = dummy_rxwinon; - bd->memoff = dummy_memoff; - bd->assertgwinon = dummy_assertgwinon; - bd->assertmemoff = dummy_assertmemoff; - break; - - case PCXE: - case PCXEVE: - - bd->memwinon = pcxe_memwinon; - bd->memwinoff = pcxe_memwinoff; - bd->globalwinon = pcxe_globalwinon; - bd->txwinon = pcxe_txwinon; - bd->rxwinon = pcxe_rxwinon; - bd->memoff = pcxe_memoff; - bd->assertgwinon = dummy_assertgwinon; - bd->assertmemoff = dummy_assertmemoff; - break; - - case PCXI: - case PC64XE: - - bd->memwinon = pcxi_memwinon; - bd->memwinoff = pcxi_memwinoff; - bd->globalwinon = pcxi_globalwinon; - bd->txwinon = pcxi_txwinon; - bd->rxwinon = pcxi_rxwinon; - bd->memoff = pcxi_memoff; - bd->assertgwinon = pcxi_assertgwinon; - bd->assertmemoff = pcxi_assertmemoff; - break; - - default: - break; - - } /* End switch on bd->type */ - - /* --------------------------------------------------------------- - Some cards need a memory segment to be defined for use in - transmit and receive windowing operations. These boards - are listed in the below switch. In the case of the XI the - amount of memory on the board is variable so the memory_seg - is also variable. This code determines what they segment - should be. - ----------------------------------------------------------------- */ - - switch (bd->type) - { /* Begin switch on bd->type {board type} */ - - case PCXE: - case PCXEVE: - case PC64XE: - bd->memory_seg = 0xf000; + switch (bd->type) { + case PCXEM: + case EISAXEM: + bd->memwinon = pcxem_memwinon; + bd->memwinoff = pcxem_memwinoff; + bd->globalwinon = pcxem_globalwinon; + bd->txwinon = pcxem_txwinon; + bd->rxwinon = pcxem_rxwinon; + bd->memoff = pcxem_memoff; + bd->assertgwinon = dummy_assertgwinon; + bd->assertmemoff = dummy_assertmemoff; break; - case PCXI: - board_id = inb((int)bd->port); - if ((board_id & 0x1) == 0x1) - { /* Begin it's an XI card */ - - /* Is it a 64K board */ - if ((board_id & 0x30) == 0) - bd->memory_seg = 0xf000; - - /* Is it a 128K board */ - if ((board_id & 0x30) == 0x10) - bd->memory_seg = 0xe000; + case PCIXEM: + case PCIXRJ: + case PCIXR: + bd->memwinon = dummy_memwinon; + bd->memwinoff = dummy_memwinoff; + bd->globalwinon = dummy_globalwinon; + bd->txwinon = dummy_txwinon; + bd->rxwinon = dummy_rxwinon; + bd->memoff = dummy_memoff; + bd->assertgwinon = dummy_assertgwinon; + bd->assertmemoff = dummy_assertmemoff; + break; - /* Is is a 256K board */ - if ((board_id & 0x30) == 0x20) - bd->memory_seg = 0xc000; + case PCXE: + case PCXEVE: + bd->memwinon = pcxe_memwinon; + bd->memwinoff = pcxe_memwinoff; + bd->globalwinon = pcxe_globalwinon; + bd->txwinon = pcxe_txwinon; + bd->rxwinon = pcxe_rxwinon; + bd->memoff = pcxe_memoff; + bd->assertgwinon = dummy_assertgwinon; + bd->assertmemoff = dummy_assertmemoff; + break; - /* Is it a 512K board */ - if ((board_id & 0x30) == 0x30) - bd->memory_seg = 0x8000; + case PCXI: + case PC64XE: + bd->memwinon = pcxi_memwinon; + bd->memwinoff = pcxi_memwinoff; + bd->globalwinon = pcxi_globalwinon; + bd->txwinon = pcxi_txwinon; + bd->rxwinon = pcxi_rxwinon; + bd->memoff = pcxi_memoff; + bd->assertgwinon = pcxi_assertgwinon; + bd->assertmemoff = pcxi_assertmemoff; + break; - } else printk(KERN_ERR "epca: Board at 0x%x doesn't appear to be an XI\n",(int)bd->port); + default: break; + } - } /* End switch on bd->type */ + /* + * Some cards need a memory segment to be defined for use in + * transmit and receive windowing operations. These boards are + * listed in the below switch. In the case of the XI the amount + * of memory on the board is variable so the memory_seg is also + * variable. This code determines what they segment should be. + */ + switch (bd->type) { + case PCXE: + case PCXEVE: + case PC64XE: + bd->memory_seg = 0xf000; + break; - } /* End for each card */ + case PCXI: + board_id = inb((int)bd->port); + if ((board_id & 0x1) == 0x1) { + /* it's an XI card */ + /* Is it a 64K board */ + if ((board_id & 0x30) == 0) + bd->memory_seg = 0xf000; + + /* Is it a 128K board */ + if ((board_id & 0x30) == 0x10) + bd->memory_seg = 0xe000; + + /* Is is a 256K board */ + if ((board_id & 0x30) == 0x20) + bd->memory_seg = 0xc000; + + /* Is it a 512K board */ + if ((board_id & 0x30) == 0x30) + bd->memory_seg = 0x8000; + } else + printk(KERN_ERR "epca: Board at 0x%x doesn't appear to be an XI\n",(int)bd->port); + break; + } + } err = tty_register_driver(pc_driver); if (err) { @@ -1383,10 +1269,7 @@ static int __init pc_init(void) goto out4; } - /* ------------------------------------------------------------------- - Start up the poller to check for events on all enabled boards - ---------------------------------------------------------------------- */ - + /* Start up the poller to check for events on all enabled boards */ init_timer(&epca_timer); epca_timer.function = epcapoll; mod_timer(&epca_timer, jiffies + HZ/25); @@ -1400,51 +1283,47 @@ out2: put_tty_driver(pc_driver); out1: return err; - -} /* End pc_init */ - -/* ------------------ Begin post_fep_init ---------------------- */ +} static void post_fep_init(unsigned int crd) -{ /* Begin post_fep_init */ - +{ int i; void __iomem *memaddr; struct global_data __iomem *gd; struct board_info *bd; struct board_chan __iomem *bc; - struct channel *ch; - int shrinkmem = 0, lowwater ; - - /* ------------------------------------------------------------- - This call is made by the user via. the ioctl call DIGI_INIT. - It is responsible for setting up all the card specific stuff. - ---------------------------------------------------------------- */ - bd = &boards[crd]; + struct channel *ch; + int shrinkmem = 0, lowwater; - /* ----------------------------------------------------------------- - If this is a PCI board, get the port info. Remember PCI cards - do not have entries into the epcaconfig.h file, so we can't get - the number of ports from it. Unfortunetly, this means that anyone - doing a DIGI_GETINFO before the board has booted will get an invalid - number of ports returned (It should return 0). Calls to DIGI_GETINFO - after DIGI_INIT has been called will return the proper values. - ------------------------------------------------------------------- */ + /* + * This call is made by the user via. the ioctl call DIGI_INIT. It is + * responsible for setting up all the card specific stuff. + */ + bd = &boards[crd]; + /* + * If this is a PCI board, get the port info. Remember PCI cards do not + * have entries into the epcaconfig.h file, so we can't get the number + * of ports from it. Unfortunetly, this means that anyone doing a + * DIGI_GETINFO before the board has booted will get an invalid number + * of ports returned (It should return 0). Calls to DIGI_GETINFO after + * DIGI_INIT has been called will return the proper values. + */ if (bd->type >= PCIXEM) { /* Begin get PCI number of ports */ - /* -------------------------------------------------------------------- - Below we use XEMPORTS as a memory offset regardless of which PCI - card it is. This is because all of the supported PCI cards have - the same memory offset for the channel data. This will have to be - changed if we ever develop a PCI/XE card. NOTE : The FEP manual - states that the port offset is 0xC22 as opposed to 0xC02. This is - only true for PC/XE, and PC/XI cards; not for the XEM, or CX series. - On the PCI cards the number of ports is determined by reading a - ID PROM located in the box attached to the card. The card can then - determine the index the id to determine the number of ports available. - (FYI - The id should be located at 0x1ac (And may use up to 4 bytes - if the box in question is a XEM or CX)). - ------------------------------------------------------------------------ */ + /* + * Below we use XEMPORTS as a memory offset regardless of which + * PCI card it is. This is because all of the supported PCI + * cards have the same memory offset for the channel data. This + * will have to be changed if we ever develop a PCI/XE card. + * NOTE : The FEP manual states that the port offset is 0xC22 + * as opposed to 0xC02. This is only true for PC/XE, and PC/XI + * cards; not for the XEM, or CX series. On the PCI cards the + * number of ports is determined by reading a ID PROM located + * in the box attached to the card. The card can then determine + * the index the id to determine the number of ports available. + * (FYI - The id should be located at 0x1ac (And may use up to + * 4 bytes if the box in question is a XEM or CX)). + */ /* PCI cards are already remapped at this point ISA are not */ bd->numports = readw(bd->re_map_membase + XEMPORTS); epcaassert(bd->numports <= 64,"PCI returned a invalid number of ports"); @@ -1465,95 +1344,87 @@ static void post_fep_init(unsigned int crd) memaddr = bd->re_map_membase; - /* ----------------------------------------------------------------- - The below assignment will set bc to point at the BEGINING of - the cards channel structures. For 1 card there will be between - 8 and 64 of these structures. - -------------------------------------------------------------------- */ - + /* + * The below assignment will set bc to point at the BEGINING of the + * cards channel structures. For 1 card there will be between 8 and 64 + * of these structures. + */ bc = memaddr + CHANSTRUCT; - /* ------------------------------------------------------------------- - The below assignment will set gd to point at the BEGINING of - global memory address 0xc00. The first data in that global - memory actually starts at address 0xc1a. The command in - pointer begins at 0xd10. - ---------------------------------------------------------------------- */ - + /* + * The below assignment will set gd to point at the BEGINING of global + * memory address 0xc00. The first data in that global memory actually + * starts at address 0xc1a. The command in pointer begins at 0xd10. + */ gd = memaddr + GLOBAL; - /* -------------------------------------------------------------------- - XEPORTS (address 0xc22) points at the number of channels the - card supports. (For 64XE, XI, XEM, and XR use 0xc02) - ----------------------------------------------------------------------- */ - + /* + * XEPORTS (address 0xc22) points at the number of channels the card + * supports. (For 64XE, XI, XEM, and XR use 0xc02) + */ if ((bd->type == PCXEVE || bd->type == PCXE) && (readw(memaddr + XEPORTS) < 3)) shrinkmem = 1; if (bd->type < PCIXEM) if (!request_region((int)bd->port, 4, board_desc[bd->type])) - return; + return; memwinon(bd, 0); - /* -------------------------------------------------------------------- - Remember ch is the main drivers channels structure, while bc is - the cards channel structure. - ------------------------------------------------------------------------ */ - - /* For every port on the card do ..... */ - - for (i = 0; i < bd->numports; i++, ch++, bc++) { /* Begin for each port */ + /* + * Remember ch is the main drivers channels structure, while bc is the + * cards channel structure. + */ + for (i = 0; i < bd->numports; i++, ch++, bc++) { unsigned long flags; u16 tseg, rseg; - ch->brdchan = bc; - ch->mailbox = gd; + ch->brdchan = bc; + ch->mailbox = gd; INIT_WORK(&ch->tqueue, do_softint); - ch->board = &boards[crd]; + ch->board = &boards[crd]; spin_lock_irqsave(&epca_lock, flags); switch (bd->type) { - /* ---------------------------------------------------------------- - Since some of the boards use different bitmaps for their - control signals we cannot hard code these values and retain - portability. We virtualize this data here. - ------------------------------------------------------------------- */ - case EISAXEM: - case PCXEM: - case PCIXEM: - case PCIXRJ: - case PCIXR: - ch->m_rts = 0x02 ; - ch->m_dcd = 0x80 ; - ch->m_dsr = 0x20 ; - ch->m_cts = 0x10 ; - ch->m_ri = 0x40 ; - ch->m_dtr = 0x01 ; - break; - - case PCXE: - case PCXEVE: - case PCXI: - case PC64XE: - ch->m_rts = 0x02 ; - ch->m_dcd = 0x08 ; - ch->m_dsr = 0x10 ; - ch->m_cts = 0x20 ; - ch->m_ri = 0x40 ; - ch->m_dtr = 0x80 ; - break; - - } /* End switch bd->type */ + /* + * Since some of the boards use different bitmaps for + * their control signals we cannot hard code these + * values and retain portability. We virtualize this + * data here. + */ + case EISAXEM: + case PCXEM: + case PCIXEM: + case PCIXRJ: + case PCIXR: + ch->m_rts = 0x02; + ch->m_dcd = 0x80; + ch->m_dsr = 0x20; + ch->m_cts = 0x10; + ch->m_ri = 0x40; + ch->m_dtr = 0x01; + break; + + case PCXE: + case PCXEVE: + case PCXI: + case PC64XE: + ch->m_rts = 0x02; + ch->m_dcd = 0x08; + ch->m_dsr = 0x10; + ch->m_cts = 0x20; + ch->m_ri = 0x40; + ch->m_dtr = 0x80; + break; + } if (boards[crd].altpin) { ch->dsr = ch->m_dcd; ch->dcd = ch->m_dsr; ch->digiext.digi_flags |= DIGI_ALTPIN; - } - else { + } else { ch->dcd = ch->m_dcd; ch->dsr = ch->m_dsr; } - + ch->boardnum = crd; ch->channelnum = i; ch->magic = EPCA_MAGIC; @@ -1568,71 +1439,67 @@ static void post_fep_init(unsigned int crd) rseg = readw(&bc->rseg); switch (bd->type) { + case PCIXEM: + case PCIXRJ: + case PCIXR: + /* Cover all the 2MEG cards */ + ch->txptr = memaddr + ((tseg << 4) & 0x1fffff); + ch->rxptr = memaddr + ((rseg << 4) & 0x1fffff); + ch->txwin = FEPWIN | (tseg >> 11); + ch->rxwin = FEPWIN | (rseg >> 11); + break; - case PCIXEM: - case PCIXRJ: - case PCIXR: - /* Cover all the 2MEG cards */ - ch->txptr = memaddr + ((tseg << 4) & 0x1fffff); - ch->rxptr = memaddr + ((rseg << 4) & 0x1fffff); - ch->txwin = FEPWIN | (tseg >> 11); - ch->rxwin = FEPWIN | (rseg >> 11); - break; - - case PCXEM: - case EISAXEM: - /* Cover all the 32K windowed cards */ - /* Mask equal to window size - 1 */ - ch->txptr = memaddr + ((tseg << 4) & 0x7fff); - ch->rxptr = memaddr + ((rseg << 4) & 0x7fff); - ch->txwin = FEPWIN | (tseg >> 11); - ch->rxwin = FEPWIN | (rseg >> 11); - break; - - case PCXEVE: - case PCXE: - ch->txptr = memaddr + (((tseg - bd->memory_seg) << 4) & 0x1fff); - ch->txwin = FEPWIN | ((tseg - bd->memory_seg) >> 9); - ch->rxptr = memaddr + (((rseg - bd->memory_seg) << 4) & 0x1fff); - ch->rxwin = FEPWIN | ((rseg - bd->memory_seg) >>9 ); - break; - - case PCXI: - case PC64XE: - ch->txptr = memaddr + ((tseg - bd->memory_seg) << 4); - ch->rxptr = memaddr + ((rseg - bd->memory_seg) << 4); - ch->txwin = ch->rxwin = 0; - break; - - } /* End switch bd->type */ + case PCXEM: + case EISAXEM: + /* Cover all the 32K windowed cards */ + /* Mask equal to window size - 1 */ + ch->txptr = memaddr + ((tseg << 4) & 0x7fff); + ch->rxptr = memaddr + ((rseg << 4) & 0x7fff); + ch->txwin = FEPWIN | (tseg >> 11); + ch->rxwin = FEPWIN | (rseg >> 11); + break; + + case PCXEVE: + case PCXE: + ch->txptr = memaddr + (((tseg - bd->memory_seg) << 4) & 0x1fff); + ch->txwin = FEPWIN | ((tseg - bd->memory_seg) >> 9); + ch->rxptr = memaddr + (((rseg - bd->memory_seg) << 4) & 0x1fff); + ch->rxwin = FEPWIN | ((rseg - bd->memory_seg) >>9 ); + break; + + case PCXI: + case PC64XE: + ch->txptr = memaddr + ((tseg - bd->memory_seg) << 4); + ch->rxptr = memaddr + ((rseg - bd->memory_seg) << 4); + ch->txwin = ch->rxwin = 0; + break; + } ch->txbufhead = 0; ch->txbufsize = readw(&bc->tmax) + 1; - + ch->rxbufhead = 0; ch->rxbufsize = readw(&bc->rmax) + 1; - + lowwater = ch->txbufsize >= 2000 ? 1024 : (ch->txbufsize / 2); /* Set transmitter low water mark */ fepcmd(ch, STXLWATER, lowwater, 0, 10, 0); /* Set receiver low water mark */ - fepcmd(ch, SRXLWATER, (ch->rxbufsize / 4), 0, 10, 0); /* Set receiver high water mark */ - fepcmd(ch, SRXHWATER, (3 * ch->rxbufsize / 4), 0, 10, 0); writew(100, &bc->edelay); writeb(1, &bc->idata); - + ch->startc = readb(&bc->startc); ch->stopc = readb(&bc->stopc); ch->startca = readb(&bc->startca); ch->stopca = readb(&bc->stopca); - + ch->fepcflag = 0; ch->fepiflag = 0; ch->fepoflag = 0; @@ -1640,7 +1507,7 @@ static void post_fep_init(unsigned int crd) ch->fepstopc = 0; ch->fepstartca = 0; ch->fepstopca = 0; - + ch->close_delay = 50; ch->count = 0; ch->blocked_open = 0; @@ -1648,80 +1515,66 @@ static void post_fep_init(unsigned int crd) init_waitqueue_head(&ch->close_wait); spin_unlock_irqrestore(&epca_lock, flags); - } /* End for each port */ + } - printk(KERN_INFO - "Digi PC/Xx Driver V%s: %s I/O = 0x%lx Mem = 0x%lx Ports = %d\n", + printk(KERN_INFO + "Digi PC/Xx Driver V%s: %s I/O = 0x%lx Mem = 0x%lx Ports = %d\n", VERSION, board_desc[bd->type], (long)bd->port, (long)bd->membase, bd->numports); memwinoff(bd, 0); - -} /* End post_fep_init */ - -/* --------------------- Begin epcapoll ------------------------ */ +} static void epcapoll(unsigned long ignored) -{ /* Begin epcapoll */ - +{ unsigned long flags; int crd; volatile unsigned int head, tail; struct channel *ch; struct board_info *bd; - /* ------------------------------------------------------------------- - This routine is called upon every timer interrupt. Even though - the Digi series cards are capable of generating interrupts this - method of non-looping polling is more efficient. This routine - checks for card generated events (Such as receive data, are transmit - buffer empty) and acts on those events. - ----------------------------------------------------------------------- */ - - for (crd = 0; crd < num_cards; crd++) - { /* Begin for each card */ - + /* + * This routine is called upon every timer interrupt. Even though the + * Digi series cards are capable of generating interrupts this method + * of non-looping polling is more efficient. This routine checks for + * card generated events (Such as receive data, are transmit buffer + * empty) and acts on those events. + */ + for (crd = 0; crd < num_cards; crd++) { bd = &boards[crd]; ch = card_ptr[crd]; if ((bd->status == DISABLED) || digi_poller_inhibited) - continue; /* Begin loop next interation */ - - /* ----------------------------------------------------------- - assertmemoff is not needed here; indeed it is an empty subroutine. - It is being kept because future boards may need this as well as - some legacy boards. - ---------------------------------------------------------------- */ + continue; + /* + * assertmemoff is not needed here; indeed it is an empty + * subroutine. It is being kept because future boards may need + * this as well as some legacy boards. + */ spin_lock_irqsave(&epca_lock, flags); assertmemoff(ch); globalwinon(ch); - /* --------------------------------------------------------------- - In this case head and tail actually refer to the event queue not - the transmit or receive queue. - ------------------------------------------------------------------- */ - + /* + * In this case head and tail actually refer to the event queue + * not the transmit or receive queue. + */ head = readw(&ch->mailbox->ein); tail = readw(&ch->mailbox->eout); - - /* If head isn't equal to tail we have an event */ + /* If head isn't equal to tail we have an event */ if (head != tail) doevent(crd); memoff(ch); spin_unlock_irqrestore(&epca_lock, flags); - } /* End for each card */ mod_timer(&epca_timer, jiffies + (HZ / 25)); -} /* End epcapoll */ - -/* --------------------- Begin doevent ------------------------ */ +} static void doevent(int crd) -{ /* Begin doevent */ - +{ void __iomem *eventbuf; struct channel *ch, *chan0; static struct tty_struct *tty; @@ -1731,28 +1584,28 @@ static void doevent(int crd) int event, channel; int mstat, lstat; - /* ------------------------------------------------------------------- - This subroutine is called by epcapoll when an event is detected - in the event queue. This routine responds to those events. - --------------------------------------------------------------------- */ + /* + * This subroutine is called by epcapoll when an event is detected + * in the event queue. This routine responds to those events. + */ bd = &boards[crd]; chan0 = card_ptr[crd]; epcaassert(chan0 <= &digi_channels[nbdevs - 1], "ch out of range"); assertgwinon(chan0); - while ((tail = readw(&chan0->mailbox->eout)) != (head = readw(&chan0->mailbox->ein))) - { /* Begin while something in event queue */ + while ((tail = readw(&chan0->mailbox->eout)) != (head = readw(&chan0->mailbox->ein))) { /* Begin while something in event queue */ assertgwinon(chan0); eventbuf = bd->re_map_membase + tail + ISTART; /* Get the channel the event occurred on */ channel = readb(eventbuf); /* Get the actual event code that occurred */ event = readb(eventbuf + 1); - /* ---------------------------------------------------------------- - The two assignments below get the current modem status (mstat) - and the previous modem status (lstat). These are useful becuase - an event could signal a change in modem signals itself. - ------------------------------------------------------------------- */ + /* + * The two assignments below get the current modem status + * (mstat) and the previous modem status (lstat). These are + * useful becuase an event could signal a change in modem + * signals itself. + */ mstat = readb(eventbuf + 2); lstat = readb(eventbuf + 3); @@ -1772,37 +1625,36 @@ static void doevent(int crd) assertgwinon(ch); } /* End DATA_IND */ /* else *//* Fix for DCD transition missed bug */ - if (event & MODEMCHG_IND) { /* Begin MODEMCHG_IND */ + if (event & MODEMCHG_IND) { /* A modem signal change has been indicated */ ch->imodem = mstat; - if (ch->asyncflags & ASYNC_CHECK_CD) { + if (ch->asyncflags & ASYNC_CHECK_CD) { if (mstat & ch->dcd) /* We are now receiving dcd */ wake_up_interruptible(&ch->open_wait); else pc_sched_event(ch, EPCA_EVENT_HANGUP); /* No dcd; hangup */ } - } /* End MODEMCHG_IND */ + } tty = ch->tty; - if (tty) { /* Begin if valid tty */ - if (event & BREAK_IND) { /* Begin if BREAK_IND */ + if (tty) { + if (event & BREAK_IND) { /* A break has been indicated */ tty_insert_flip_char(tty, 0, TTY_BREAK); - tty_schedule_flip(tty); - } else if (event & LOWTX_IND) { /* Begin LOWTX_IND */ - if (ch->statusflags & LOWWAIT) - { /* Begin if LOWWAIT */ + tty_schedule_flip(tty); + } else if (event & LOWTX_IND) { + if (ch->statusflags & LOWWAIT) { ch->statusflags &= ~LOWWAIT; tty_wakeup(tty); - } /* End if LOWWAIT */ - } else if (event & EMPTYTX_IND) { /* Begin EMPTYTX_IND */ + } + } else if (event & EMPTYTX_IND) { /* This event is generated by setup_empty_event */ ch->statusflags &= ~TXBUSY; - if (ch->statusflags & EMPTYWAIT) { /* Begin if EMPTYWAIT */ + if (ch->statusflags & EMPTYWAIT) { ch->statusflags &= ~EMPTYWAIT; tty_wakeup(tty); - } /* End if EMPTYWAIT */ - } /* End EMPTYTX_IND */ - } /* End if valid tty */ + } + } + } next: globalwinon(ch); BUG_ON(!bc); @@ -1810,13 +1662,11 @@ static void doevent(int crd) writew((tail + 4) & (IMAX - ISTART - 4), &chan0->mailbox->eout); globalwinon(chan0); } /* End while something in event queue */ -} /* End doevent */ - -/* --------------------- Begin fepcmd ------------------------ */ +} static void fepcmd(struct channel *ch, int cmd, int word_or_byte, int byte2, int ncmds, int bytecmd) -{ /* Begin fepcmd */ +{ unchar __iomem *memaddr; unsigned int head, cmdTail, cmdStart, cmdMax; long count; @@ -1831,11 +1681,11 @@ static void fepcmd(struct channel *ch, int cmd, int word_or_byte, head = readw(&ch->mailbox->cin); /* cmdStart is a base address */ cmdStart = readw(&ch->mailbox->cstart); - /* ------------------------------------------------------------------ - We do the addition below because we do not want a max pointer - relative to cmdStart. We want a max pointer that points at the - physical end of the command queue. - -------------------------------------------------------------------- */ + /* + * We do the addition below because we do not want a max pointer + * relative to cmdStart. We want a max pointer that points at the + * physical end of the command queue. + */ cmdMax = (cmdStart + 4 + readw(&ch->mailbox->cmax)); memaddr = ch->board->re_map_membase; @@ -1860,7 +1710,7 @@ static void fepcmd(struct channel *ch, int cmd, int word_or_byte, writew(head, &ch->mailbox->cin); count = FEPTIMEOUT; - for (;;) { /* Begin forever loop */ + for (;;) { count--; if (count == 0) { printk(KERN_ERR "<Error> - Fep not responding in fepcmd()\n"); @@ -1869,26 +1719,23 @@ static void fepcmd(struct channel *ch, int cmd, int word_or_byte, head = readw(&ch->mailbox->cin); cmdTail = readw(&ch->mailbox->cout); n = (head - cmdTail) & (cmdMax - cmdStart - 4); - /* ---------------------------------------------------------- - Basically this will break when the FEP acknowledges the - command by incrementing cmdTail (Making it equal to head). - ------------------------------------------------------------- */ + /* + * Basically this will break when the FEP acknowledges the + * command by incrementing cmdTail (Making it equal to head). + */ if (n <= ncmds * (sizeof(short) * 4)) - break; /* Well nearly forever :-) */ - } /* End forever loop */ -} /* End fepcmd */ - -/* --------------------------------------------------------------------- - Digi products use fields in their channels structures that are very - similar to the c_cflag and c_iflag fields typically found in UNIX - termios structures. The below three routines allow mappings - between these hardware "flags" and their respective Linux flags. -------------------------------------------------------------------------- */ - -/* --------------------- Begin termios2digi_h -------------------- */ + break; + } +} +/* + * Digi products use fields in their channels structures that are very similar + * to the c_cflag and c_iflag fields typically found in UNIX termios + * structures. The below three routines allow mappings between these hardware + * "flags" and their respective Linux flags. + */ static unsigned termios2digi_h(struct channel *ch, unsigned cflag) -{ /* Begin termios2digi_h */ +{ unsigned res = 0; if (cflag & CRTSCTS) { @@ -1918,86 +1765,73 @@ static unsigned termios2digi_h(struct channel *ch, unsigned cflag) ch->digiext.digi_flags |= CTSPACE; return res; +} -} /* End termios2digi_h */ - -/* --------------------- Begin termios2digi_i -------------------- */ static unsigned termios2digi_i(struct channel *ch, unsigned iflag) -{ /* Begin termios2digi_i */ - - unsigned res = iflag & (IGNBRK | BRKINT | IGNPAR | PARMRK | +{ + unsigned res = iflag & (IGNBRK | BRKINT | IGNPAR | PARMRK | INPCK | ISTRIP|IXON|IXANY|IXOFF); if (ch->digiext.digi_flags & DIGI_AIXON) res |= IAIXON; return res; - -} /* End termios2digi_i */ - -/* --------------------- Begin termios2digi_c -------------------- */ +} static unsigned termios2digi_c(struct channel *ch, unsigned cflag) -{ /* Begin termios2digi_c */ - +{ unsigned res = 0; - if (cflag & CBAUDEX) { /* Begin detected CBAUDEX */ + if (cflag & CBAUDEX) { ch->digiext.digi_flags |= DIGI_FAST; - /* ------------------------------------------------------------- - HUPCL bit is used by FEP to indicate fast baud - table is to be used. - ----------------------------------------------------------------- */ + /* + * HUPCL bit is used by FEP to indicate fast baud table is to + * be used. + */ res |= FEP_HUPCL; - } /* End detected CBAUDEX */ - else ch->digiext.digi_flags &= ~DIGI_FAST; - /* ------------------------------------------------------------------- - CBAUD has bit position 0x1000 set these days to indicate Linux - baud rate remap. Digi hardware can't handle the bit assignment. - (We use a different bit assignment for high speed.). Clear this - bit out. - ---------------------------------------------------------------------- */ + } else + ch->digiext.digi_flags &= ~DIGI_FAST; + /* + * CBAUD has bit position 0x1000 set these days to indicate Linux + * baud rate remap. Digi hardware can't handle the bit assignment. + * (We use a different bit assignment for high speed.). Clear this + * bit out. + */ res |= cflag & ((CBAUD ^ CBAUDEX) | PARODD | PARENB | CSTOPB | CSIZE); - /* ------------------------------------------------------------- - This gets a little confusing. The Digi cards have their own - representation of c_cflags controling baud rate. For the most - part this is identical to the Linux implementation. However; - Digi supports one rate (76800) that Linux doesn't. This means - that the c_cflag entry that would normally mean 76800 for Digi - actually means 115200 under Linux. Without the below mapping, - a stty 115200 would only drive the board at 76800. Since - the rate 230400 is also found after 76800, the same problem afflicts - us when we choose a rate of 230400. Without the below modificiation - stty 230400 would actually give us 115200. - - There are two additional differences. The Linux value for CLOCAL - (0x800; 0004000) has no meaning to the Digi hardware. Also in - later releases of Linux; the CBAUD define has CBAUDEX (0x1000; - 0010000) ored into it (CBAUD = 0x100f as opposed to 0xf). CBAUDEX - should be checked for a screened out prior to termios2digi_c - returning. Since CLOCAL isn't used by the board this can be - ignored as long as the returned value is used only by Digi hardware. - ----------------------------------------------------------------- */ + /* + * This gets a little confusing. The Digi cards have their own + * representation of c_cflags controling baud rate. For the most part + * this is identical to the Linux implementation. However; Digi + * supports one rate (76800) that Linux doesn't. This means that the + * c_cflag entry that would normally mean 76800 for Digi actually means + * 115200 under Linux. Without the below mapping, a stty 115200 would + * only drive the board at 76800. Since the rate 230400 is also found + * after 76800, the same problem afflicts us when we choose a rate of + * 230400. Without the below modificiation stty 230400 would actually + * give us 115200. + * + * There are two additional differences. The Linux value for CLOCAL + * (0x800; 0004000) has no meaning to the Digi hardware. Also in later + * releases of Linux; the CBAUD define has CBAUDEX (0x1000; 0010000) + * ored into it (CBAUD = 0x100f as opposed to 0xf). CBAUDEX should be + * checked for a screened out prior to termios2digi_c returning. Since + * CLOCAL isn't used by the board this can be ignored as long as the + * returned value is used only by Digi hardware. + */ if (cflag & CBAUDEX) { - /* ------------------------------------------------------------- - The below code is trying to guarantee that only baud rates - 115200 and 230400 are remapped. We use exclusive or because - the various baud rates share common bit positions and therefore - can't be tested for easily. - ----------------------------------------------------------------- */ - - - if ((!((cflag & 0x7) ^ (B115200 & ~CBAUDEX))) || + /* + * The below code is trying to guarantee that only baud rates + * 115200 and 230400 are remapped. We use exclusive or because + * the various baud rates share common bit positions and + * therefore can't be tested for easily. + */ + if ((!((cflag & 0x7) ^ (B115200 & ~CBAUDEX))) || (!((cflag & 0x7) ^ (B230400 & ~CBAUDEX)))) res += 1; } return res; - -} /* End termios2digi_c */ - -/* --------------------- Begin epcaparam ----------------------- */ +} /* Caller must hold the locks */ static void epcaparam(struct tty_struct *tty, struct channel *ch) -{ /* Begin epcaparam */ - +{ unsigned int cmdHead; struct ktermios *ts; struct board_chan __iomem *bc; @@ -2013,28 +1847,29 @@ static void epcaparam(struct tty_struct *tty, struct channel *ch) writew(cmdHead, &bc->rout); cmdHead = readw(&bc->tin); /* Changing baud in mid-stream transmission can be wonderful */ - /* --------------------------------------------------------------- - Flush current transmit buffer by setting cmdTail pointer (tout) - to cmdHead pointer (tin). Hopefully the transmit buffer is empty. - ----------------------------------------------------------------- */ + /* + * Flush current transmit buffer by setting cmdTail pointer + * (tout) to cmdHead pointer (tin). Hopefully the transmit + * buffer is empty. + */ fepcmd(ch, STOUT, (unsigned) cmdHead, 0, 0, 0); mval = 0; - } else { /* Begin CBAUD not detected */ - /* ------------------------------------------------------------------- - c_cflags have changed but that change had nothing to do with BAUD. - Propagate the change to the card. - ---------------------------------------------------------------------- */ + } else { /* Begin CBAUD not detected */ + /* + * c_cflags have changed but that change had nothing to do with + * BAUD. Propagate the change to the card. + */ cflag = termios2digi_c(ch, ts->c_cflag); if (cflag != ch->fepcflag) { ch->fepcflag = cflag; /* Set baud rate, char size, stop bits, parity */ fepcmd(ch, SETCTRLFLAGS, (unsigned) cflag, 0, 0, 0); } - /* ---------------------------------------------------------------- - If the user has not forced CLOCAL and if the device is not a - CALLOUT device (Which is always CLOCAL) we set flags such that - the driver will wait on carrier detect. - ------------------------------------------------------------------- */ + /* + * If the user has not forced CLOCAL and if the device is not a + * CALLOUT device (Which is always CLOCAL) we set flags such + * that the driver will wait on carrier detect. + */ if (ts->c_cflag & CLOCAL) ch->asyncflags &= ~ASYNC_CHECK_CD; else @@ -2045,19 +1880,19 @@ static void epcaparam(struct tty_struct *tty, struct channel *ch) /* Check input mode flags */ if (iflag != ch->fepiflag) { ch->fepiflag = iflag; - /* --------------------------------------------------------------- - Command sets channels iflag structure on the board. Such things - as input soft flow control, handling of parity errors, and - break handling are all set here. - ------------------------------------------------------------------- */ + /* + * Command sets channels iflag structure on the board. Such + * things as input soft flow control, handling of parity + * errors, and break handling are all set here. + */ /* break handling, parity handling, input stripping, flow control chars */ fepcmd(ch, SETIFLAGS, (unsigned int) ch->fepiflag, 0, 0, 0); } - /* --------------------------------------------------------------- - Set the board mint value for this channel. This will cause hardware - events to be generated each time the DCD signal (Described in mint) - changes. - ------------------------------------------------------------------- */ + /* + * Set the board mint value for this channel. This will cause hardware + * events to be generated each time the DCD signal (Described in mint) + * changes. + */ writeb(ch->dcd, &bc->mint); if ((ts->c_cflag & CLOCAL) || (ch->digiext.digi_flags & DIGI_FORCEDCD)) if (ch->digiext.digi_flags & DIGI_FORCEDCD) @@ -2066,23 +1901,23 @@ static void epcaparam(struct tty_struct *tty, struct channel *ch) hflow = termios2digi_h(ch, ts->c_cflag); if (hflow != ch->hflow) { ch->hflow = hflow; - /* -------------------------------------------------------------- - Hard flow control has been selected but the board is not - using it. Activate hard flow control now. - ----------------------------------------------------------------- */ + /* + * Hard flow control has been selected but the board is not + * using it. Activate hard flow control now. + */ fepcmd(ch, SETHFLOW, hflow, 0xff, 0, 1); } mval ^= ch->modemfake & (mval ^ ch->modem); if (ch->omodem ^ mval) { ch->omodem = mval; - /* -------------------------------------------------------------- - The below command sets the DTR and RTS mstat structure. If - hard flow control is NOT active these changes will drive the - output of the actual DTR and RTS lines. If hard flow control - is active, the changes will be saved in the mstat structure and - only asserted when hard flow control is turned off. - ----------------------------------------------------------------- */ + /* + * The below command sets the DTR and RTS mstat structure. If + * hard flow control is NOT active these changes will drive the + * output of the actual DTR and RTS lines. If hard flow control + * is active, the changes will be saved in the mstat structure + * and only asserted when hard flow control is turned off. + */ /* First reset DTR & RTS; then set them */ fepcmd(ch, SETMODEM, 0, ((ch->m_dtr)|(ch->m_rts)), 0, 1); @@ -2091,28 +1926,26 @@ static void epcaparam(struct tty_struct *tty, struct channel *ch) if (ch->startc != ch->fepstartc || ch->stopc != ch->fepstopc) { ch->fepstartc = ch->startc; ch->fepstopc = ch->stopc; - /* ------------------------------------------------------------ - The XON / XOFF characters have changed; propagate these - changes to the card. - --------------------------------------------------------------- */ + /* + * The XON / XOFF characters have changed; propagate these + * changes to the card. + */ fepcmd(ch, SONOFFC, ch->fepstartc, ch->fepstopc, 0, 1); } if (ch->startca != ch->fepstartca || ch->stopca != ch->fepstopca) { ch->fepstartca = ch->startca; ch->fepstopca = ch->stopca; - /* --------------------------------------------------------------- - Similar to the above, this time the auxilarly XON / XOFF - characters have changed; propagate these changes to the card. - ------------------------------------------------------------------ */ + /* + * Similar to the above, this time the auxilarly XON / XOFF + * characters have changed; propagate these changes to the card. + */ fepcmd(ch, SAUXONOFFC, ch->fepstartca, ch->fepstopca, 0, 1); } -} /* End epcaparam */ +} -/* --------------------- Begin receive_data ----------------------- */ /* Caller holds lock */ static void receive_data(struct channel *ch) -{ /* Begin receive_data */ - +{ unchar *rptr; struct ktermios *ts = NULL; struct tty_struct *tty; @@ -2121,11 +1954,10 @@ static void receive_data(struct channel *ch) unsigned int tail, head; unsigned int wrapmask; - /* --------------------------------------------------------------- - This routine is called by doint when a receive data event - has taken place. - ------------------------------------------------------------------- */ - + /* + * This routine is called by doint when a receive data event has taken + * place. + */ globalwinon(ch); if (ch->statusflags & RXSTOPPED) return; @@ -2136,10 +1968,10 @@ static void receive_data(struct channel *ch) BUG_ON(!bc); wrapmask = ch->rxbufsize - 1; - /* --------------------------------------------------------------------- - Get the head and tail pointers to the receiver queue. Wrap the - head pointer if it has reached the end of the buffer. - ------------------------------------------------------------------------ */ + /* + * Get the head and tail pointers to the receiver queue. Wrap the head + * pointer if it has reached the end of the buffer. + */ head = readw(&bc->rin); head &= wrapmask; tail = readw(&bc->rout) & wrapmask; @@ -2148,10 +1980,7 @@ static void receive_data(struct channel *ch) if (bytesAvailable == 0) return; - /* ------------------------------------------------------------------ - If CREAD bit is off or device not open, set TX tail to head - --------------------------------------------------------------------- */ - + /* If CREAD bit is off or device not open, set TX tail to head */ if (!tty || !ts || !(ts->c_cflag & CREAD)) { writew(head, &bc->rout); return; @@ -2168,22 +1997,20 @@ static void receive_data(struct channel *ch) rxwinon(ch); while (bytesAvailable > 0) { /* Begin while there is data on the card */ wrapgap = (head >= tail) ? head - tail : ch->rxbufsize - tail; - /* --------------------------------------------------------------- - Even if head has wrapped around only report the amount of - data to be equal to the size - tail. Remember memcpy can't - automaticly wrap around the receive buffer. - ----------------------------------------------------------------- */ + /* + * Even if head has wrapped around only report the amount of + * data to be equal to the size - tail. Remember memcpy can't + * automaticly wrap around the receive buffer. + */ dataToRead = (wrapgap < bytesAvailable) ? wrapgap : bytesAvailable; - /* -------------------------------------------------------------- - Make sure we don't overflow the buffer - ----------------------------------------------------------------- */ + /* Make sure we don't overflow the buffer */ dataToRead = tty_prepare_flip_string(tty, &rptr, dataToRead); if (dataToRead == 0) break; - /* --------------------------------------------------------------- - Move data read from our card into the line disciplines buffer - for translation if necessary. - ------------------------------------------------------------------ */ + /* + * Move data read from our card into the line disciplines + * buffer for translation if necessary. + */ memcpy_fromio(rptr, ch->rxptr + tail, dataToRead); tail = (tail + dataToRead) & wrapmask; bytesAvailable -= dataToRead; @@ -2191,28 +2018,26 @@ static void receive_data(struct channel *ch) globalwinon(ch); writew(tail, &bc->rout); /* Must be called with global data */ - tty_schedule_flip(ch->tty); - return; -} /* End receive_data */ + tty_schedule_flip(ch->tty); +} -static int info_ioctl(struct tty_struct *tty, struct file * file, +static int info_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { - switch (cmd) - { /* Begin switch cmd */ - case DIGI_GETINFO: - { /* Begin case DIGI_GETINFO */ - struct digi_info di ; + switch (cmd) { + case DIGI_GETINFO: + { + struct digi_info di; int brd; - if(get_user(brd, (unsigned int __user *)arg)) + if (get_user(brd, (unsigned int __user *)arg)) return -EFAULT; if (brd < 0 || brd >= num_cards || num_cards == 0) return -ENODEV; memset(&di, 0, sizeof(di)); - di.board = brd ; + di.board = brd; di.status = boards[brd].status; di.type = boards[brd].type ; di.numports = boards[brd].numports ; @@ -2220,45 +2045,44 @@ static int info_ioctl(struct tty_struct *tty, struct file * file, di.port = (unsigned char *)boards[brd].port ; di.membase = (unsigned char *)boards[brd].membase ; - if (copy_to_user((void __user *)arg, &di, sizeof (di))) + if (copy_to_user((void __user *)arg, &di, sizeof(di))) return -EFAULT; break; - } /* End case DIGI_GETINFO */ - - case DIGI_POLLER: - { /* Begin case DIGI_POLLER */ + } - int brd = arg & 0xff000000 >> 16 ; - unsigned char state = arg & 0xff ; + case DIGI_POLLER: + { + int brd = arg & 0xff000000 >> 16; + unsigned char state = arg & 0xff; if (brd < 0 || brd >= num_cards) { printk(KERN_ERR "epca: DIGI POLLER : brd not valid!\n"); - return (-ENODEV); + return -ENODEV; } - digi_poller_inhibited = state ; - break ; - } /* End case DIGI_POLLER */ - - case DIGI_INIT: - { /* Begin case DIGI_INIT */ - /* ------------------------------------------------------------ - This call is made by the apps to complete the initilization - of the board(s). This routine is responsible for setting - the card to its initial state and setting the drivers control - fields to the sutianle settings for the card in question. - ---------------------------------------------------------------- */ - int crd ; - for (crd = 0; crd < num_cards; crd++) - post_fep_init (crd); - break ; - } /* End case DIGI_INIT */ - default: - return -ENOTTY; - } /* End switch cmd */ - return (0) ; + digi_poller_inhibited = state; + break; + } + + case DIGI_INIT: + { + /* + * This call is made by the apps to complete the + * initilization of the board(s). This routine is + * responsible for setting the card to its initial + * state and setting the drivers control fields to the + * sutianle settings for the card in question. + */ + int crd; + for (crd = 0; crd < num_cards; crd++) + post_fep_init(crd); + break; + } + default: + return -ENOTTY; + } + return 0; } -/* --------------------- Begin pc_ioctl ----------------------- */ static int pc_tiocmget(struct tty_struct *tty, struct file *file) { @@ -2304,9 +2128,9 @@ static int pc_tiocmset(struct tty_struct *tty, struct file *file, spin_lock_irqsave(&epca_lock, flags); /* - * I think this modemfake stuff is broken. It doesn't - * correctly reflect the behaviour desired by the TIOCM* - * ioctls. Therefore this is probably broken. + * I think this modemfake stuff is broken. It doesn't correctly reflect + * the behaviour desired by the TIOCM* ioctls. Therefore this is + * probably broken. */ if (set & TIOCM_RTS) { ch->modemfake |= ch->m_rts; @@ -2325,10 +2149,10 @@ static int pc_tiocmset(struct tty_struct *tty, struct file *file, ch->modem &= ~ch->m_dtr; } globalwinon(ch); - /* -------------------------------------------------------------- - The below routine generally sets up parity, baud, flow control - issues, etc.... It effect both control flags and input flags. - ------------------------------------------------------------------ */ + /* + * The below routine generally sets up parity, baud, flow control + * issues, etc.... It effect both control flags and input flags. + */ epcaparam(tty,ch); memoff(ch); spin_unlock_irqrestore(&epca_lock, flags); @@ -2337,8 +2161,7 @@ static int pc_tiocmset(struct tty_struct *tty, struct file *file, static int pc_ioctl(struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg) -{ /* Begin pc_ioctl */ - +{ digiflow_t dflow; int retval; unsigned long flags; @@ -2347,49 +2170,47 @@ static int pc_ioctl(struct tty_struct *tty, struct file * file, struct board_chan __iomem *bc; struct channel *ch = (struct channel *) tty->driver_data; void __user *argp = (void __user *)arg; - + if (ch) bc = ch->brdchan; - else + else return -EINVAL; - /* ------------------------------------------------------------------- - For POSIX compliance we need to add more ioctls. See tty_ioctl.c - in /usr/src/linux/drivers/char for a good example. In particular - think about adding TCSETAF, TCSETAW, TCSETA, TCSETSF, TCSETSW, TCSETS. - ---------------------------------------------------------------------- */ - - switch (cmd) - { /* Begin switch cmd */ - case TCSBRK: /* SVID version: non-zero arg --> no break */ - retval = tty_check_change(tty); - if (retval) - return retval; - /* Setup an event to indicate when the transmit buffer empties */ - spin_lock_irqsave(&epca_lock, flags); - setup_empty_event(tty,ch); - spin_unlock_irqrestore(&epca_lock, flags); - tty_wait_until_sent(tty, 0); - if (!arg) - digi_send_break(ch, HZ/4); /* 1/4 second */ - return 0; - case TCSBRKP: /* support for POSIX tcsendbreak() */ - retval = tty_check_change(tty); - if (retval) - return retval; + /* + * For POSIX compliance we need to add more ioctls. See tty_ioctl.c in + * /usr/src/linux/drivers/char for a good example. In particular think + * about adding TCSETAF, TCSETAW, TCSETA, TCSETSF, TCSETSW, TCSETS. + */ + switch (cmd) { + case TCSBRK: /* SVID version: non-zero arg --> no break */ + retval = tty_check_change(tty); + if (retval) + return retval; + /* Setup an event to indicate when the transmit buffer empties */ + spin_lock_irqsave(&epca_lock, flags); + setup_empty_event(tty,ch); + spin_unlock_irqrestore(&epca_lock, flags); + tty_wait_until_sent(tty, 0); + if (!arg) + digi_send_break(ch, HZ / 4); /* 1/4 second */ + return 0; + case TCSBRKP: /* support for POSIX tcsendbreak() */ + retval = tty_check_change(tty); + if (retval) + return retval; - /* Setup an event to indicate when the transmit buffer empties */ - spin_lock_irqsave(&epca_lock, flags); - setup_empty_event(tty,ch); - spin_unlock_irqrestore(&epca_lock, flags); - tty_wait_until_sent(tty, 0); - digi_send_break(ch, arg ? arg*(HZ/10) : HZ/4); - return 0; - case TIOCGSOFTCAR: - if (put_user(C_CLOCAL(tty)?1:0, (unsigned long __user *)arg)) - return -EFAULT; - return 0; - case TIOCSSOFTCAR: + /* Setup an event to indicate when the transmit buffer empties */ + spin_lock_irqsave(&epca_lock, flags); + setup_empty_event(tty,ch); + spin_unlock_irqrestore(&epca_lock, flags); + tty_wait_until_sent(tty, 0); + digi_send_break(ch, arg ? arg*(HZ/10) : HZ/4); + return 0; + case TIOCGSOFTCAR: + if (put_user(C_CLOCAL(tty)?1:0, (unsigned long __user *)arg)) + return -EFAULT; + return 0; + case TIOCSSOFTCAR: { unsigned int value; @@ -2400,144 +2221,141 @@ static int pc_ioctl(struct tty_struct *tty, struct file * file, (value ? CLOCAL : 0)); return 0; } - case TIOCMODG: - mflag = pc_tiocmget(tty, file); - if (put_user(mflag, (unsigned long __user *)argp)) - return -EFAULT; - break; - case TIOCMODS: - if (get_user(mstat, (unsigned __user *)argp)) - return -EFAULT; - return pc_tiocmset(tty, file, mstat, ~mstat); - case TIOCSDTR: - spin_lock_irqsave(&epca_lock, flags); - ch->omodem |= ch->m_dtr; - globalwinon(ch); - fepcmd(ch, SETMODEM, ch->m_dtr, 0, 10, 1); - memoff(ch); - spin_unlock_irqrestore(&epca_lock, flags); - break; + case TIOCMODG: + mflag = pc_tiocmget(tty, file); + if (put_user(mflag, (unsigned long __user *)argp)) + return -EFAULT; + break; + case TIOCMODS: + if (get_user(mstat, (unsigned __user *)argp)) + return -EFAULT; + return pc_tiocmset(tty, file, mstat, ~mstat); + case TIOCSDTR: + spin_lock_irqsave(&epca_lock, flags); + ch->omodem |= ch->m_dtr; + globalwinon(ch); + fepcmd(ch, SETMODEM, ch->m_dtr, 0, 10, 1); + memoff(ch); + spin_unlock_irqrestore(&epca_lock, flags); + break; - case TIOCCDTR: + case TIOCCDTR: + spin_lock_irqsave(&epca_lock, flags); + ch->omodem &= ~ch->m_dtr; + globalwinon(ch); + fepcmd(ch, SETMODEM, 0, ch->m_dtr, 10, 1); + memoff(ch); + spin_unlock_irqrestore(&epca_lock, flags); + break; + case DIGI_GETA: + if (copy_to_user(argp, &ch->digiext, sizeof(digi_t))) + return -EFAULT; + break; + case DIGI_SETAW: + case DIGI_SETAF: + if (cmd == DIGI_SETAW) { + /* Setup an event to indicate when the transmit buffer empties */ spin_lock_irqsave(&epca_lock, flags); - ch->omodem &= ~ch->m_dtr; - globalwinon(ch); - fepcmd(ch, SETMODEM, 0, ch->m_dtr, 10, 1); - memoff(ch); + setup_empty_event(tty,ch); spin_unlock_irqrestore(&epca_lock, flags); - break; - case DIGI_GETA: - if (copy_to_user(argp, &ch->digiext, sizeof(digi_t))) - return -EFAULT; - break; - case DIGI_SETAW: - case DIGI_SETAF: - if (cmd == DIGI_SETAW) { - /* Setup an event to indicate when the transmit buffer empties */ - spin_lock_irqsave(&epca_lock, flags); - setup_empty_event(tty,ch); - spin_unlock_irqrestore(&epca_lock, flags); - tty_wait_until_sent(tty, 0); - } else { - /* ldisc lock already held in ioctl */ - if (tty->ldisc.flush_buffer) - tty->ldisc.flush_buffer(tty); - } - /* Fall Thru */ - case DIGI_SETA: - if (copy_from_user(&ch->digiext, argp, sizeof(digi_t))) - return -EFAULT; - - if (ch->digiext.digi_flags & DIGI_ALTPIN) { - ch->dcd = ch->m_dsr; - ch->dsr = ch->m_dcd; - } else { - ch->dcd = ch->m_dcd; - ch->dsr = ch->m_dsr; + tty_wait_until_sent(tty, 0); + } else { + /* ldisc lock already held in ioctl */ + if (tty->ldisc.flush_buffer) + tty->ldisc.flush_buffer(tty); + } + /* Fall Thru */ + case DIGI_SETA: + if (copy_from_user(&ch->digiext, argp, sizeof(digi_t))) + return -EFAULT; + + if (ch->digiext.digi_flags & DIGI_ALTPIN) { + ch->dcd = ch->m_dsr; + ch->dsr = ch->m_dcd; + } else { + ch->dcd = ch->m_dcd; + ch->dsr = ch->m_dsr; } - - spin_lock_irqsave(&epca_lock, flags); - globalwinon(ch); - /* ----------------------------------------------------------------- - The below routine generally sets up parity, baud, flow control - issues, etc.... It effect both control flags and input flags. - ------------------------------------------------------------------- */ + spin_lock_irqsave(&epca_lock, flags); + globalwinon(ch); - epcaparam(tty,ch); - memoff(ch); - spin_unlock_irqrestore(&epca_lock, flags); - break; + /* + * The below routine generally sets up parity, baud, flow + * control issues, etc.... It effect both control flags and + * input flags. + */ + epcaparam(tty,ch); + memoff(ch); + spin_unlock_irqrestore(&epca_lock, flags); + break; + + case DIGI_GETFLOW: + case DIGI_GETAFLOW: + spin_lock_irqsave(&epca_lock, flags); + globalwinon(ch); + if (cmd == DIGI_GETFLOW) { + dflow.startc = readb(&bc->startc); + dflow.stopc = readb(&bc->stopc); + } else { + dflow.startc = readb(&bc->startca); + dflow.stopc = readb(&bc->stopca); + } + memoff(ch); + spin_unlock_irqrestore(&epca_lock, flags); + + if (copy_to_user(argp, &dflow, sizeof(dflow))) + return -EFAULT; + break; + + case DIGI_SETAFLOW: + case DIGI_SETFLOW: + if (cmd == DIGI_SETFLOW) { + startc = ch->startc; + stopc = ch->stopc; + } else { + startc = ch->startca; + stopc = ch->stopca; + } + + if (copy_from_user(&dflow, argp, sizeof(dflow))) + return -EFAULT; - case DIGI_GETFLOW: - case DIGI_GETAFLOW: + if (dflow.startc != startc || dflow.stopc != stopc) { /* Begin if setflow toggled */ spin_lock_irqsave(&epca_lock, flags); globalwinon(ch); - if (cmd == DIGI_GETFLOW) { - dflow.startc = readb(&bc->startc); - dflow.stopc = readb(&bc->stopc); - } else { - dflow.startc = readb(&bc->startca); - dflow.stopc = readb(&bc->stopca); - } - memoff(ch); - spin_unlock_irqrestore(&epca_lock, flags); - if (copy_to_user(argp, &dflow, sizeof(dflow))) - return -EFAULT; - break; - - case DIGI_SETAFLOW: - case DIGI_SETFLOW: if (cmd == DIGI_SETFLOW) { - startc = ch->startc; - stopc = ch->stopc; + ch->fepstartc = ch->startc = dflow.startc; + ch->fepstopc = ch->stopc = dflow.stopc; + fepcmd(ch, SONOFFC, ch->fepstartc, ch->fepstopc, 0, 1); } else { - startc = ch->startca; - stopc = ch->stopca; + ch->fepstartca = ch->startca = dflow.startc; + ch->fepstopca = ch->stopca = dflow.stopc; + fepcmd(ch, SAUXONOFFC, ch->fepstartca, ch->fepstopca, 0, 1); } - if (copy_from_user(&dflow, argp, sizeof(dflow))) - return -EFAULT; + if (ch->statusflags & TXSTOPPED) + pc_start(tty); - if (dflow.startc != startc || dflow.stopc != stopc) { /* Begin if setflow toggled */ - spin_lock_irqsave(&epca_lock, flags); - globalwinon(ch); - - if (cmd == DIGI_SETFLOW) { - ch->fepstartc = ch->startc = dflow.startc; - ch->fepstopc = ch->stopc = dflow.stopc; - fepcmd(ch, SONOFFC, ch->fepstartc, ch->fepstopc, 0, 1); - } else { - ch->fepstartca = ch->startca = dflow.startc; - ch->fepstopca = ch->stopca = dflow.stopc; - fepcmd(ch, SAUXONOFFC, ch->fepstartca, ch->fepstopca, 0, 1); - } - - if (ch->statusflags & TXSTOPPED) - pc_start(tty); - - memoff(ch); - spin_unlock_irqrestore(&epca_lock, flags); - } /* End if setflow toggled */ - break; - default: - return -ENOIOCTLCMD; - } /* End switch cmd */ + memoff(ch); + spin_unlock_irqrestore(&epca_lock, flags); + } /* End if setflow toggled */ + break; + default: + return -ENOIOCTLCMD; + } return 0; -} /* End pc_ioctl */ - -/* --------------------- Begin pc_set_termios ----------------------- */ +} static void pc_set_termios(struct tty_struct *tty, struct ktermios *old_termios) -{ /* Begin pc_set_termios */ - +{ struct channel *ch; unsigned long flags; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ if ((ch = verifyChannel(tty)) != NULL) { /* Begin if channel valid */ spin_lock_irqsave(&epca_lock, flags); globalwinon(ch); @@ -2554,47 +2372,40 @@ static void pc_set_termios(struct tty_struct *tty, struct ktermios *old_termios) wake_up_interruptible(&ch->open_wait); } /* End if channel valid */ - -} /* End pc_set_termios */ - -/* --------------------- Begin do_softint ----------------------- */ +} static void do_softint(struct work_struct *work) -{ /* Begin do_softint */ +{ struct channel *ch = container_of(work, struct channel, tqueue); /* Called in response to a modem change event */ - if (ch && ch->magic == EPCA_MAGIC) { /* Begin EPCA_MAGIC */ + if (ch && ch->magic == EPCA_MAGIC) { struct tty_struct *tty = ch->tty; if (tty && tty->driver_data) { - if (test_and_clear_bit(EPCA_EVENT_HANGUP, &ch->event)) { /* Begin if clear_bit */ + if (test_and_clear_bit(EPCA_EVENT_HANGUP, &ch->event)) { tty_hangup(tty); /* FIXME: module removal race here - AKPM */ wake_up_interruptible(&ch->open_wait); ch->asyncflags &= ~ASYNC_NORMAL_ACTIVE; - } /* End if clear_bit */ + } } - } /* End EPCA_MAGIC */ -} /* End do_softint */ - -/* ------------------------------------------------------------ - pc_stop and pc_start provide software flow control to the - routine and the pc_ioctl routine. ----------------------------------------------------------------- */ - -/* --------------------- Begin pc_stop ----------------------- */ + } +} +/* + * pc_stop and pc_start provide software flow control to the routine and the + * pc_ioctl routine. + */ static void pc_stop(struct tty_struct *tty) -{ /* Begin pc_stop */ - +{ struct channel *ch; unsigned long flags; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ - if ((ch = verifyChannel(tty)) != NULL) { /* Begin if valid channel */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ + if ((ch = verifyChannel(tty)) != NULL) { spin_lock_irqsave(&epca_lock, flags); - if ((ch->statusflags & TXSTOPPED) == 0) { /* Begin if transmit stop requested */ + if ((ch->statusflags & TXSTOPPED) == 0) { /* Begin if transmit stop requested */ globalwinon(ch); /* STOP transmitting now !! */ fepcmd(ch, PAUSETX, 0, 0, 0, 0); @@ -2602,19 +2413,17 @@ static void pc_stop(struct tty_struct *tty) memoff(ch); } /* End if transmit stop requested */ spin_unlock_irqrestore(&epca_lock, flags); - } /* End if valid channel */ -} /* End pc_stop */ - -/* --------------------- Begin pc_start ----------------------- */ + } +} static void pc_start(struct tty_struct *tty) -{ /* Begin pc_start */ +{ struct channel *ch; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ - if ((ch = verifyChannel(tty)) != NULL) { /* Begin if channel valid */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ + if ((ch = verifyChannel(tty)) != NULL) { unsigned long flags; spin_lock_irqsave(&epca_lock, flags); /* Just in case output was resumed because of a change in Digi-flow */ @@ -2630,28 +2439,25 @@ static void pc_start(struct tty_struct *tty) memoff(ch); } /* End transmit resume requested */ spin_unlock_irqrestore(&epca_lock, flags); - } /* End if channel valid */ -} /* End pc_start */ - -/* ------------------------------------------------------------------ - The below routines pc_throttle and pc_unthrottle are used - to slow (And resume) the receipt of data into the kernels - receive buffers. The exact occurrence of this depends on the - size of the kernels receive buffer and what the 'watermarks' - are set to for that buffer. See the n_ttys.c file for more - details. -______________________________________________________________________ */ -/* --------------------- Begin throttle ----------------------- */ - -static void pc_throttle(struct tty_struct * tty) -{ /* Begin pc_throttle */ + } +} + +/* + * The below routines pc_throttle and pc_unthrottle are used to slow (And + * resume) the receipt of data into the kernels receive buffers. The exact + * occurrence of this depends on the size of the kernels receive buffer and + * what the 'watermarks' are set to for that buffer. See the n_ttys.c file for + * more details. + */ +static void pc_throttle(struct tty_struct *tty) +{ struct channel *ch; unsigned long flags; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ - if ((ch = verifyChannel(tty)) != NULL) { /* Begin if channel valid */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ + if ((ch = verifyChannel(tty)) != NULL) { spin_lock_irqsave(&epca_lock, flags); if ((ch->statusflags & RXSTOPPED) == 0) { globalwinon(ch); @@ -2660,20 +2466,18 @@ static void pc_throttle(struct tty_struct * tty) memoff(ch); } spin_unlock_irqrestore(&epca_lock, flags); - } /* End if channel valid */ -} /* End pc_throttle */ - -/* --------------------- Begin unthrottle ----------------------- */ + } +} static void pc_unthrottle(struct tty_struct *tty) -{ /* Begin pc_unthrottle */ +{ struct channel *ch; unsigned long flags; - /* --------------------------------------------------------- - verifyChannel returns the channel from the tty struct - if it is valid. This serves as a sanity check. - ------------------------------------------------------------- */ - if ((ch = verifyChannel(tty)) != NULL) { /* Begin if channel valid */ + /* + * verifyChannel returns the channel from the tty struct if it is + * valid. This serves as a sanity check. + */ + if ((ch = verifyChannel(tty)) != NULL) { /* Just in case output was resumed because of a change in Digi-flow */ spin_lock_irqsave(&epca_lock, flags); if (ch->statusflags & RXSTOPPED) { @@ -2683,151 +2487,143 @@ static void pc_unthrottle(struct tty_struct *tty) memoff(ch); } spin_unlock_irqrestore(&epca_lock, flags); - } /* End if channel valid */ -} /* End pc_unthrottle */ - -/* --------------------- Begin digi_send_break ----------------------- */ + } +} void digi_send_break(struct channel *ch, int msec) -{ /* Begin digi_send_break */ +{ unsigned long flags; spin_lock_irqsave(&epca_lock, flags); globalwinon(ch); - /* -------------------------------------------------------------------- - Maybe I should send an infinite break here, schedule() for - msec amount of time, and then stop the break. This way, - the user can't screw up the FEP by causing digi_send_break() - to be called (i.e. via an ioctl()) more than once in msec amount - of time. Try this for now... - ------------------------------------------------------------------------ */ + /* + * Maybe I should send an infinite break here, schedule() for msec + * amount of time, and then stop the break. This way, the user can't + * screw up the FEP by causing digi_send_break() to be called (i.e. via + * an ioctl()) more than once in msec amount of time. + * Try this for now... + */ fepcmd(ch, SENDBREAK, msec, 0, 10, 0); memoff(ch); spin_unlock_irqrestore(&epca_lock, flags); -} /* End digi_send_break */ - -/* --------------------- Begin setup_empty_event ----------------------- */ +} /* Caller MUST hold the lock */ - static void setup_empty_event(struct tty_struct *tty, struct channel *ch) -{ /* Begin setup_empty_event */ - +{ struct board_chan __iomem *bc = ch->brdchan; globalwinon(ch); ch->statusflags |= EMPTYWAIT; - /* ------------------------------------------------------------------ - When set the iempty flag request a event to be generated when the - transmit buffer is empty (If there is no BREAK in progress). - --------------------------------------------------------------------- */ + /* + * When set the iempty flag request a event to be generated when the + * transmit buffer is empty (If there is no BREAK in progress). + */ writeb(1, &bc->iempty); memoff(ch); -} /* End setup_empty_event */ +} -/* ---------------------- Begin epca_setup -------------------------- */ void epca_setup(char *str, int *ints) -{ /* Begin epca_setup */ +{ struct board_info board; int index, loop, last; char *temp, *t2; unsigned len; - /* ---------------------------------------------------------------------- - If this routine looks a little strange it is because it is only called - if a LILO append command is given to boot the kernel with parameters. - In this way, we can provide the user a method of changing his board - configuration without rebuilding the kernel. - ----------------------------------------------------------------------- */ - if (!liloconfig) - liloconfig = 1; + /* + * If this routine looks a little strange it is because it is only + * called if a LILO append command is given to boot the kernel with + * parameters. In this way, we can provide the user a method of + * changing his board configuration without rebuilding the kernel. + */ + if (!liloconfig) + liloconfig = 1; memset(&board, 0, sizeof(board)); /* Assume the data is int first, later we can change it */ /* I think that array position 0 of ints holds the number of args */ for (last = 0, index = 1; index <= ints[0]; index++) - switch(index) - { /* Begin parse switch */ - case 1: - board.status = ints[index]; - /* --------------------------------------------------------- - We check for 2 (As opposed to 1; because 2 is a flag - instructing the driver to ignore epcaconfig.) For this - reason we check for 2. - ------------------------------------------------------------ */ - if (board.status == 2) { /* Begin ignore epcaconfig as well as lilo cmd line */ - nbdevs = 0; - num_cards = 0; - return; - } /* End ignore epcaconfig as well as lilo cmd line */ - - if (board.status > 2) { - printk(KERN_ERR "epca_setup: Invalid board status 0x%x\n", board.status); - invalid_lilo_config = 1; - setup_error_code |= INVALID_BOARD_STATUS; - return; - } - last = index; - break; - case 2: - board.type = ints[index]; - if (board.type >= PCIXEM) { - printk(KERN_ERR "epca_setup: Invalid board type 0x%x\n", board.type); - invalid_lilo_config = 1; - setup_error_code |= INVALID_BOARD_TYPE; - return; - } - last = index; - break; - case 3: - board.altpin = ints[index]; - if (board.altpin > 1) { - printk(KERN_ERR "epca_setup: Invalid board altpin 0x%x\n", board.altpin); - invalid_lilo_config = 1; - setup_error_code |= INVALID_ALTPIN; - return; - } - last = index; - break; - - case 4: - board.numports = ints[index]; - if (board.numports < 2 || board.numports > 256) { - printk(KERN_ERR "epca_setup: Invalid board numports 0x%x\n", board.numports); - invalid_lilo_config = 1; - setup_error_code |= INVALID_NUM_PORTS; - return; - } - nbdevs += board.numports; - last = index; - break; - - case 5: - board.port = ints[index]; - if (ints[index] <= 0) { - printk(KERN_ERR "epca_setup: Invalid io port 0x%x\n", (unsigned int)board.port); - invalid_lilo_config = 1; - setup_error_code |= INVALID_PORT_BASE; - return; - } - last = index; - break; - - case 6: - board.membase = ints[index]; - if (ints[index] <= 0) { - printk(KERN_ERR "epca_setup: Invalid memory base 0x%x\n",(unsigned int)board.membase); - invalid_lilo_config = 1; - setup_error_code |= INVALID_MEM_BASE; - return; - } - last = index; - break; + switch (index) { /* Begin parse switch */ + case 1: + board.status = ints[index]; + /* + * We check for 2 (As opposed to 1; because 2 is a flag + * instructing the driver to ignore epcaconfig.) For + * this reason we check for 2. + */ + if (board.status == 2) { /* Begin ignore epcaconfig as well as lilo cmd line */ + nbdevs = 0; + num_cards = 0; + return; + } /* End ignore epcaconfig as well as lilo cmd line */ + + if (board.status > 2) { + printk(KERN_ERR "epca_setup: Invalid board status 0x%x\n", board.status); + invalid_lilo_config = 1; + setup_error_code |= INVALID_BOARD_STATUS; + return; + } + last = index; + break; + case 2: + board.type = ints[index]; + if (board.type >= PCIXEM) { + printk(KERN_ERR "epca_setup: Invalid board type 0x%x\n", board.type); + invalid_lilo_config = 1; + setup_error_code |= INVALID_BOARD_TYPE; + return; + } + last = index; + break; + case 3: + board.altpin = ints[index]; + if (board.altpin > 1) { + printk(KERN_ERR "epca_setup: Invalid board altpin 0x%x\n", board.altpin); + invalid_lilo_config = 1; + setup_error_code |= INVALID_ALTPIN; + return; + } + last = index; + break; + + case 4: + board.numports = ints[index]; + if (board.numports < 2 || board.numports > 256) { + printk(KERN_ERR "epca_setup: Invalid board numports 0x%x\n", board.numports); + invalid_lilo_config = 1; + setup_error_code |= INVALID_NUM_PORTS; + return; + } + nbdevs += board.numports; + last = index; + break; - default: - printk(KERN_ERR "<Error> - epca_setup: Too many integer parms\n"); + case 5: + board.port = ints[index]; + if (ints[index] <= 0) { + printk(KERN_ERR "epca_setup: Invalid io port 0x%x\n", (unsigned int)board.port); + invalid_lilo_config = 1; + setup_error_code |= INVALID_PORT_BASE; return; + } + last = index; + break; + + case 6: + board.membase = ints[index]; + if (ints[index] <= 0) { + printk(KERN_ERR "epca_setup: Invalid memory base 0x%x\n",(unsigned int)board.membase); + invalid_lilo_config = 1; + setup_error_code |= INVALID_MEM_BASE; + return; + } + last = index; + break; + + default: + printk(KERN_ERR "<Error> - epca_setup: Too many integer parms\n"); + return; } /* End parse switch */ @@ -2844,120 +2640,121 @@ void epca_setup(char *str, int *ints) /* Set index to the number of args + 1 */ index = last + 1; - switch(index) - { - case 1: - len = strlen(str); - if (strncmp("Disable", str, len) == 0) - board.status = 0; - else if (strncmp("Enable", str, len) == 0) - board.status = 1; - else { - printk(KERN_ERR "epca_setup: Invalid status %s\n", str); - invalid_lilo_config = 1; - setup_error_code |= INVALID_BOARD_STATUS; - return; - } - last = index; - break; - - case 2: - for(loop = 0; loop < EPCA_NUM_TYPES; loop++) - if (strcmp(board_desc[loop], str) == 0) - break; - /* --------------------------------------------------------------- - If the index incremented above refers to a legitamate board - type set it here. - ------------------------------------------------------------------*/ - if (index < EPCA_NUM_TYPES) - board.type = loop; - else { - printk(KERN_ERR "epca_setup: Invalid board type: %s\n", str); - invalid_lilo_config = 1; - setup_error_code |= INVALID_BOARD_TYPE; - return; - } - last = index; - break; - - case 3: - len = strlen(str); - if (strncmp("Disable", str, len) == 0) - board.altpin = 0; - else if (strncmp("Enable", str, len) == 0) - board.altpin = 1; - else { - printk(KERN_ERR "epca_setup: Invalid altpin %s\n", str); - invalid_lilo_config = 1; - setup_error_code |= INVALID_ALTPIN; - return; - } - last = index; - break; - - case 4: - t2 = str; - while (isdigit(*t2)) - t2++; - - if (*t2) { - printk(KERN_ERR "epca_setup: Invalid port count %s\n", str); - invalid_lilo_config = 1; - setup_error_code |= INVALID_NUM_PORTS; - return; - } + switch (index) { + case 1: + len = strlen(str); + if (strncmp("Disable", str, len) == 0) + board.status = 0; + else if (strncmp("Enable", str, len) == 0) + board.status = 1; + else { + printk(KERN_ERR "epca_setup: Invalid status %s\n", str); + invalid_lilo_config = 1; + setup_error_code |= INVALID_BOARD_STATUS; + return; + } + last = index; + break; - /* ------------------------------------------------------------ - There is not a man page for simple_strtoul but the code can be - found in vsprintf.c. The first argument is the string to - translate (To an unsigned long obviously), the second argument - can be the address of any character variable or a NULL. If a - variable is given, the end pointer of the string will be stored - in that variable; if a NULL is given the end pointer will - not be returned. The last argument is the base to use. If - a 0 is indicated, the routine will attempt to determine the - proper base by looking at the values prefix (A '0' for octal, - a 'x' for hex, etc ... If a value is given it will use that - value as the base. - ---------------------------------------------------------------- */ - board.numports = simple_strtoul(str, NULL, 0); - nbdevs += board.numports; - last = index; - break; - - case 5: - t2 = str; - while (isxdigit(*t2)) - t2++; - - if (*t2) { - printk(KERN_ERR "epca_setup: Invalid i/o address %s\n", str); - invalid_lilo_config = 1; - setup_error_code |= INVALID_PORT_BASE; - return; - } + case 2: + for (loop = 0; loop < EPCA_NUM_TYPES; loop++) + if (strcmp(board_desc[loop], str) == 0) + break; + /* + * If the index incremented above refers to a + * legitamate board type set it here. + */ + if (index < EPCA_NUM_TYPES) + board.type = loop; + else { + printk(KERN_ERR "epca_setup: Invalid board type: %s\n", str); + invalid_lilo_config = 1; + setup_error_code |= INVALID_BOARD_TYPE; + return; + } + last = index; + break; - board.port = simple_strtoul(str, NULL, 16); - last = index; - break; + case 3: + len = strlen(str); + if (strncmp("Disable", str, len) == 0) + board.altpin = 0; + else if (strncmp("Enable", str, len) == 0) + board.altpin = 1; + else { + printk(KERN_ERR "epca_setup: Invalid altpin %s\n", str); + invalid_lilo_config = 1; + setup_error_code |= INVALID_ALTPIN; + return; + } + last = index; + break; - case 6: - t2 = str; - while (isxdigit(*t2)) - t2++; + case 4: + t2 = str; + while (isdigit(*t2)) + t2++; - if (*t2) { - printk(KERN_ERR "epca_setup: Invalid memory base %s\n",str); - invalid_lilo_config = 1; - setup_error_code |= INVALID_MEM_BASE; - return; - } - board.membase = simple_strtoul(str, NULL, 16); - last = index; - break; - default: - printk(KERN_ERR "epca: Too many string parms\n"); + if (*t2) { + printk(KERN_ERR "epca_setup: Invalid port count %s\n", str); + invalid_lilo_config = 1; + setup_error_code |= INVALID_NUM_PORTS; + return; + } + + /* + * There is not a man page for simple_strtoul but the + * code can be found in vsprintf.c. The first argument + * is the string to translate (To an unsigned long + * obviously), the second argument can be the address + * of any character variable or a NULL. If a variable + * is given, the end pointer of the string will be + * stored in that variable; if a NULL is given the end + * pointer will not be returned. The last argument is + * the base to use. If a 0 is indicated, the routine + * will attempt to determine the proper base by looking + * at the values prefix (A '0' for octal, a 'x' for + * hex, etc ... If a value is given it will use that + * value as the base. + */ + board.numports = simple_strtoul(str, NULL, 0); + nbdevs += board.numports; + last = index; + break; + + case 5: + t2 = str; + while (isxdigit(*t2)) + t2++; + + if (*t2) { + printk(KERN_ERR "epca_setup: Invalid i/o address %s\n", str); + invalid_lilo_config = 1; + setup_error_code |= INVALID_PORT_BASE; + return; + } + + board.port = simple_strtoul(str, NULL, 16); + last = index; + break; + + case 6: + t2 = str; + while (isxdigit(*t2)) + t2++; + + if (*t2) { + printk(KERN_ERR "epca_setup: Invalid memory base %s\n",str); + invalid_lilo_config = 1; + setup_error_code |= INVALID_MEM_BASE; return; + } + board.membase = simple_strtoul(str, NULL, 16); + last = index; + break; + default: + printk(KERN_ERR "epca: Too many string parms\n"); + return; } str = temp; } /* End while there is a string arg */ @@ -2966,19 +2763,16 @@ void epca_setup(char *str, int *ints) printk(KERN_ERR "epca: Insufficient parms specified\n"); return; } - + /* I should REALLY validate the stuff here */ /* Copies our local copy of board into boards */ memcpy((void *)&boards[num_cards],(void *)&board, sizeof(board)); /* Does this get called once per lilo arg are what ? */ - printk(KERN_INFO "PC/Xx: Added board %i, %s %i ports at 0x%4.4X base 0x%6.6X\n", - num_cards, board_desc[board.type], + printk(KERN_INFO "PC/Xx: Added board %i, %s %i ports at 0x%4.4X base 0x%6.6X\n", + num_cards, board_desc[board.type], board.numports, (int)board.port, (unsigned int) board.membase); num_cards++; -} /* End epca_setup */ - - -/* ------------------------ Begin init_PCI --------------------------- */ +} enum epic_board_types { brd_xr = 0, @@ -2987,7 +2781,6 @@ enum epic_board_types { brd_xrj, }; - /* indexed directly by epic_board_types enum */ static struct { unsigned char board_type; @@ -2999,7 +2792,7 @@ static struct { { PCIXRJ, 2, }, }; -static int __devinit epca_init_one (struct pci_dev *pdev, +static int __devinit epca_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { static int board_num = -1; @@ -3013,7 +2806,7 @@ static int __devinit epca_init_one (struct pci_dev *pdev, board_idx = board_num + num_cards; if (board_idx >= MAXBOARDS) goto err_out; - + addr = pci_resource_start (pdev, epca_info_tbl[info_idx].bar_idx); if (!addr) { printk (KERN_ERR PFX "PCI region #%d not available (size 0)\n", @@ -3053,15 +2846,15 @@ static int __devinit epca_init_one (struct pci_dev *pdev, goto err_out_free_memregion; } - /* -------------------------------------------------------------- - I don't know what the below does, but the hardware guys say - its required on everything except PLX (In this case XRJ). - ---------------------------------------------------------------- */ + /* + * I don't know what the below does, but the hardware guys say its + * required on everything except PLX (In this case XRJ). + */ if (info_idx != brd_xrj) { - pci_write_config_byte(pdev, 0x40, 0); + pci_write_config_byte(pdev, 0x40, 0); pci_write_config_byte(pdev, 0x46, 0); } - + return 0; err_out_free_memregion: @@ -3086,7 +2879,7 @@ static struct pci_device_id epca_pci_tbl[] = { MODULE_DEVICE_TABLE(pci, epca_pci_tbl); int __init init_PCI (void) -{ /* Begin init_PCI */ +{ memset (&epca_driver, 0, sizeof (epca_driver)); epca_driver.name = "epca"; epca_driver.id_table = epca_pci_tbl; diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c index 83c1151ec7a2..8252f8668538 100644 --- a/drivers/char/hvc_console.c +++ b/drivers/char/hvc_console.c @@ -69,6 +69,8 @@ static struct task_struct *hvc_task; /* Picks up late kicks after list walk but before schedule() */ static int hvc_kicked; +static int hvc_init(void); + #ifdef CONFIG_MAGIC_SYSRQ static int sysrq_pressed; #endif @@ -754,6 +756,13 @@ struct hvc_struct __devinit *hvc_alloc(uint32_t vtermno, int irq, struct hvc_struct *hp; int i; + /* We wait until a driver actually comes along */ + if (!hvc_driver) { + int err = hvc_init(); + if (err) + return ERR_PTR(err); + } + hp = kmalloc(ALIGN(sizeof(*hp), sizeof(long)) + outbuf_size, GFP_KERNEL); if (!hp) @@ -829,16 +838,18 @@ int __devexit hvc_remove(struct hvc_struct *hp) return 0; } -/* Driver initialization. Follow console initialization. This is where the TTY - * interfaces start to become available. */ -static int __init hvc_init(void) +/* Driver initialization: called as soon as someone uses hvc_alloc(). */ +static int hvc_init(void) { struct tty_driver *drv; + int err; /* We need more than hvc_count adapters due to hotplug additions. */ drv = alloc_tty_driver(HVC_ALLOC_TTY_ADAPTERS); - if (!drv) - return -ENOMEM; + if (!drv) { + err = -ENOMEM; + goto out; + } drv->owner = THIS_MODULE; drv->driver_name = "hvc"; @@ -854,30 +865,43 @@ static int __init hvc_init(void) * added later. */ hvc_task = kthread_run(khvcd, NULL, "khvcd"); if (IS_ERR(hvc_task)) { - panic("Couldn't create kthread for console.\n"); - put_tty_driver(drv); - return -EIO; + printk(KERN_ERR "Couldn't create kthread for console.\n"); + err = PTR_ERR(hvc_task); + goto put_tty; } - if (tty_register_driver(drv)) - panic("Couldn't register hvc console driver\n"); + err = tty_register_driver(drv); + if (err) { + printk(KERN_ERR "Couldn't register hvc console driver\n"); + goto stop_thread; + } + /* FIXME: This mb() seems completely random. Remove it. */ mb(); hvc_driver = drv; return 0; + +put_tty: + put_tty_driver(hvc_driver); +stop_thread: + kthread_stop(hvc_task); + hvc_task = NULL; +out: + return err; } -module_init(hvc_init); /* This isn't particularly necessary due to this being a console driver * but it is nice to be thorough. */ static void __exit hvc_exit(void) { - kthread_stop(hvc_task); + if (hvc_driver) { + kthread_stop(hvc_task); - tty_unregister_driver(hvc_driver); - /* return tty_struct instances allocated in hvc_init(). */ - put_tty_driver(hvc_driver); - unregister_console(&hvc_con_driver); + tty_unregister_driver(hvc_driver); + /* return tty_struct instances allocated in hvc_init(). */ + put_tty_driver(hvc_driver); + unregister_console(&hvc_con_driver); + } } module_exit(hvc_exit); diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c index bd94d5f9e62b..2124dce38f2b 100644 --- a/drivers/char/ip2/ip2main.c +++ b/drivers/char/ip2/ip2main.c @@ -619,11 +619,7 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) ip2config.irq[i] = pci_dev_i->irq; } else { // ann error ip2config.addr[i] = 0; - if (status == PCIBIOS_DEVICE_NOT_FOUND) { - printk( KERN_ERR "IP2: PCI board %d not found\n", i ); - } else { - printk( KERN_ERR "IP2: PCI error 0x%x \n", status ); - } + printk(KERN_ERR "IP2: PCI board %d not found\n", i); } } #else @@ -646,10 +642,9 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) for ( i = 0; i < IP2_MAX_BOARDS; ++i ) { if ( ip2config.addr[i] ) { - pB = kmalloc( sizeof(i2eBordStr), GFP_KERNEL); - if ( pB != NULL ) { + pB = kzalloc(sizeof(i2eBordStr), GFP_KERNEL); + if (pB) { i2BoardPtrTable[i] = pB; - memset( pB, 0, sizeof(i2eBordStr) ); iiSetAddress( pB, ip2config.addr[i], ii2DelayTimer ); iiReset( pB ); } else { diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 6a01dd9e43f8..8435fba73daf 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -4136,7 +4136,7 @@ static __exit void cleanup_ipmi(void) del_timer_sync(&ipmi_timer); #ifdef CONFIG_PROC_FS - remove_proc_entry(proc_ipmi_root->name, &proc_root); + remove_proc_entry(proc_ipmi_root->name, NULL); #endif /* CONFIG_PROC_FS */ driver_unregister(&ipmidriver); diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index a2894d425153..c1222e98525d 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -1072,19 +1072,19 @@ static char *si_type[SI_MAX_PARMS]; #define MAX_SI_TYPE_STR 30 static char si_type_str[MAX_SI_TYPE_STR]; static unsigned long addrs[SI_MAX_PARMS]; -static int num_addrs; +static unsigned int num_addrs; static unsigned int ports[SI_MAX_PARMS]; -static int num_ports; +static unsigned int num_ports; static int irqs[SI_MAX_PARMS]; -static int num_irqs; +static unsigned int num_irqs; static int regspacings[SI_MAX_PARMS]; -static int num_regspacings; +static unsigned int num_regspacings; static int regsizes[SI_MAX_PARMS]; -static int num_regsizes; +static unsigned int num_regsizes; static int regshifts[SI_MAX_PARMS]; -static int num_regshifts; +static unsigned int num_regshifts; static int slave_addrs[SI_MAX_PARMS]; -static int num_slave_addrs; +static unsigned int num_slave_addrs; #define IPMI_IO_ADDR_SPACE 0 #define IPMI_MEM_ADDR_SPACE 1 @@ -1106,12 +1106,12 @@ MODULE_PARM_DESC(type, "Defines the type of each interface, each" " interface separated by commas. The types are 'kcs'," " 'smic', and 'bt'. For example si_type=kcs,bt will set" " the first interface to kcs and the second to bt"); -module_param_array(addrs, long, &num_addrs, 0); +module_param_array(addrs, ulong, &num_addrs, 0); MODULE_PARM_DESC(addrs, "Sets the memory address of each interface, the" " addresses separated by commas. Only use if an interface" " is in memory. Otherwise, set it to zero or leave" " it blank."); -module_param_array(ports, int, &num_ports, 0); +module_param_array(ports, uint, &num_ports, 0); MODULE_PARM_DESC(ports, "Sets the port address of each interface, the" " addresses separated by commas. Only use if an interface" " is a port. Otherwise, set it to zero or leave" diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c index d95f316afb5a..212276affa1f 100644 --- a/drivers/char/keyboard.c +++ b/drivers/char/keyboard.c @@ -38,6 +38,7 @@ #include <linux/kbd_kern.h> #include <linux/kbd_diacr.h> #include <linux/vt_kern.h> +#include <linux/consolemap.h> #include <linux/sysrq.h> #include <linux/input.h> #include <linux/reboot.h> @@ -403,9 +404,12 @@ static unsigned int handle_diacr(struct vc_data *vc, unsigned int ch) return d; if (kbd->kbdmode == VC_UNICODE) - to_utf8(vc, conv_8bit_to_uni(d)); - else if (d < 0x100) - put_queue(vc, d); + to_utf8(vc, d); + else { + int c = conv_uni_to_8bit(d); + if (c != -1) + put_queue(vc, c); + } return ch; } @@ -417,9 +421,12 @@ static void fn_enter(struct vc_data *vc) { if (diacr) { if (kbd->kbdmode == VC_UNICODE) - to_utf8(vc, conv_8bit_to_uni(diacr)); - else if (diacr < 0x100) - put_queue(vc, diacr); + to_utf8(vc, diacr); + else { + int c = conv_uni_to_8bit(diacr); + if (c != -1) + put_queue(vc, c); + } diacr = 0; } put_queue(vc, 13); @@ -627,9 +634,12 @@ static void k_unicode(struct vc_data *vc, unsigned int value, char up_flag) return; } if (kbd->kbdmode == VC_UNICODE) - to_utf8(vc, conv_8bit_to_uni(value)); - else if (value < 0x100) - put_queue(vc, value); + to_utf8(vc, value); + else { + int c = conv_uni_to_8bit(value); + if (c != -1) + put_queue(vc, c); + } } /* @@ -646,7 +656,12 @@ static void k_deadunicode(struct vc_data *vc, unsigned int value, char up_flag) static void k_self(struct vc_data *vc, unsigned char value, char up_flag) { - k_unicode(vc, value, up_flag); + unsigned int uni; + if (kbd->kbdmode == VC_UNICODE) + uni = value; + else + uni = conv_8bit_to_uni(value); + k_unicode(vc, uni, up_flag); } static void k_dead2(struct vc_data *vc, unsigned char value, char up_flag) @@ -1366,7 +1381,7 @@ int __init kbd_init(void) kbd_table[i].lockstate = KBD_DEFLOCK; kbd_table[i].slockstate = 0; kbd_table[i].modeflags = KBD_DEFMODE; - kbd_table[i].kbdmode = VC_XLATE; + kbd_table[i].kbdmode = default_utf8 ? VC_UNICODE : VC_XLATE; } error = input_register_handler(&kbd_handler); diff --git a/drivers/char/lp.c b/drivers/char/lp.c index c59e2a0996cc..81674d7c56c7 100644 --- a/drivers/char/lp.c +++ b/drivers/char/lp.c @@ -144,7 +144,7 @@ static unsigned int lp_count = 0; static struct class *lp_class; #ifdef CONFIG_LP_CONSOLE -static struct parport *console_registered; // initially NULL +static struct parport *console_registered; #endif /* CONFIG_LP_CONSOLE */ #undef LP_DEBUG @@ -749,8 +749,8 @@ static struct console lpcons = { /* --- initialisation code ------------------------------------- */ static int parport_nr[LP_NO] = { [0 ... LP_NO-1] = LP_PARPORT_UNSPEC }; -static char *parport[LP_NO] = { NULL, }; -static int reset = 0; +static char *parport[LP_NO]; +static int reset; module_param_array(parport, charp, NULL, 0); module_param(reset, bool, 0); @@ -758,10 +758,10 @@ module_param(reset, bool, 0); #ifndef MODULE static int __init lp_setup (char *str) { - static int parport_ptr; // initially zero + static int parport_ptr; int x; - if (get_option (&str, &x)) { + if (get_option(&str, &x)) { if (x == 0) { /* disable driver on "lp=" or "lp=0" */ parport_nr[0] = LP_PARPORT_OFF; @@ -807,7 +807,7 @@ static int lp_register(int nr, struct parport *port) #ifdef CONFIG_LP_CONSOLE if (!nr) { if (port->modes & PARPORT_MODE_SAFEININT) { - register_console (&lpcons); + register_console(&lpcons); console_registered = port; printk (KERN_INFO "lp%d: console ready\n", CONSOLE_LP); } else @@ -823,8 +823,7 @@ static void lp_attach (struct parport *port) { unsigned int i; - switch (parport_nr[0]) - { + switch (parport_nr[0]) { case LP_PARPORT_UNSPEC: case LP_PARPORT_AUTO: if (parport_nr[0] == LP_PARPORT_AUTO && @@ -855,7 +854,7 @@ static void lp_detach (struct parport *port) /* Write this some day. */ #ifdef CONFIG_LP_CONSOLE if (console_registered == port) { - unregister_console (&lpcons); + unregister_console(&lpcons); console_registered = NULL; } #endif /* CONFIG_LP_CONSOLE */ diff --git a/drivers/char/mbcs.c b/drivers/char/mbcs.c index 7ee5d9444926..3c5802ae1716 100644 --- a/drivers/char/mbcs.c +++ b/drivers/char/mbcs.c @@ -22,7 +22,6 @@ #include <linux/delay.h> #include <linux/device.h> #include <linux/mm.h> -#include <linux/fs.h> #include <linux/uio.h> #include <asm/io.h> #include <asm/uaccess.h> diff --git a/drivers/char/mem.c b/drivers/char/mem.c index bbee97ff355f..0e937f64a789 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -625,65 +625,10 @@ static ssize_t splice_write_null(struct pipe_inode_info *pipe,struct file *out, return splice_from_pipe(pipe, out, ppos, len, flags, pipe_to_null); } -#ifdef CONFIG_MMU -/* - * For fun, we are using the MMU for this. - */ -static inline size_t read_zero_pagealigned(char __user * buf, size_t size) -{ - struct mm_struct *mm; - struct vm_area_struct * vma; - unsigned long addr=(unsigned long)buf; - - mm = current->mm; - /* Oops, this was forgotten before. -ben */ - down_read(&mm->mmap_sem); - - /* For private mappings, just map in zero pages. */ - for (vma = find_vma(mm, addr); vma; vma = vma->vm_next) { - unsigned long count; - - if (vma->vm_start > addr || (vma->vm_flags & VM_WRITE) == 0) - goto out_up; - if (vma->vm_flags & (VM_SHARED | VM_HUGETLB)) - break; - count = vma->vm_end - addr; - if (count > size) - count = size; - - zap_page_range(vma, addr, count, NULL); - if (zeromap_page_range(vma, addr, count, PAGE_COPY)) - break; - - size -= count; - buf += count; - addr += count; - if (size == 0) - goto out_up; - } - - up_read(&mm->mmap_sem); - - /* The shared case is hard. Let's do the conventional zeroing. */ - do { - unsigned long unwritten = clear_user(buf, PAGE_SIZE); - if (unwritten) - return size + unwritten - PAGE_SIZE; - cond_resched(); - buf += PAGE_SIZE; - size -= PAGE_SIZE; - } while (size); - - return size; -out_up: - up_read(&mm->mmap_sem); - return size; -} - static ssize_t read_zero(struct file * file, char __user * buf, size_t count, loff_t *ppos) { - unsigned long left, unwritten, written = 0; + size_t written; if (!count) return 0; @@ -691,69 +636,33 @@ static ssize_t read_zero(struct file * file, char __user * buf, if (!access_ok(VERIFY_WRITE, buf, count)) return -EFAULT; - left = count; - - /* do we want to be clever? Arbitrary cut-off */ - if (count >= PAGE_SIZE*4) { - unsigned long partial; + written = 0; + while (count) { + unsigned long unwritten; + size_t chunk = count; - /* How much left of the page? */ - partial = (PAGE_SIZE-1) & -(unsigned long) buf; - unwritten = clear_user(buf, partial); - written = partial - unwritten; - if (unwritten) - goto out; - left -= partial; - buf += partial; - unwritten = read_zero_pagealigned(buf, left & PAGE_MASK); - written += (left & PAGE_MASK) - unwritten; + if (chunk > PAGE_SIZE) + chunk = PAGE_SIZE; /* Just for latency reasons */ + unwritten = clear_user(buf, chunk); + written += chunk - unwritten; if (unwritten) - goto out; - buf += left & PAGE_MASK; - left &= ~PAGE_MASK; - } - unwritten = clear_user(buf, left); - written += left - unwritten; -out: - return written ? written : -EFAULT; -} - -static int mmap_zero(struct file * file, struct vm_area_struct * vma) -{ - int err; - - if (vma->vm_flags & VM_SHARED) - return shmem_zero_setup(vma); - err = zeromap_page_range(vma, vma->vm_start, - vma->vm_end - vma->vm_start, vma->vm_page_prot); - BUG_ON(err == -EEXIST); - return err; -} -#else /* CONFIG_MMU */ -static ssize_t read_zero(struct file * file, char * buf, - size_t count, loff_t *ppos) -{ - size_t todo = count; - - while (todo) { - size_t chunk = todo; - - if (chunk > 4096) - chunk = 4096; /* Just for latency reasons */ - if (clear_user(buf, chunk)) - return -EFAULT; + break; buf += chunk; - todo -= chunk; + count -= chunk; cond_resched(); } - return count; + return written ? written : -EFAULT; } static int mmap_zero(struct file * file, struct vm_area_struct * vma) { +#ifndef CONFIG_MMU return -ENOSYS; +#endif + if (vma->vm_flags & VM_SHARED) + return shmem_zero_setup(vma); + return 0; } -#endif /* CONFIG_MMU */ static ssize_t write_full(struct file * file, const char __user * buf, size_t count, loff_t *ppos) @@ -984,6 +893,11 @@ static struct class *mem_class; static int __init chr_dev_init(void) { int i; + int err; + + err = bdi_init(&zero_bdi); + if (err) + return err; if (register_chrdev(MEM_MAJOR,"mem",&memory_fops)) printk("unable to get major %d for memory devs\n", MEM_MAJOR); diff --git a/drivers/char/mspec.c b/drivers/char/mspec.c index 04ac155d3a07..82f2e27dca7d 100644 --- a/drivers/char/mspec.c +++ b/drivers/char/mspec.c @@ -362,7 +362,7 @@ mspec_init(void) is_sn2 = 1; if (is_shub2()) { ret = -ENOMEM; - for_each_online_node(nid) { + for_each_node_state(nid, N_ONLINE) { int actual_nid; int nasid; unsigned long phys; diff --git a/drivers/char/mxser.h b/drivers/char/mxser.h index 9fe28497eae9..1f4aa45ec004 100644 --- a/drivers/char/mxser.h +++ b/drivers/char/mxser.h @@ -30,8 +30,7 @@ #define TTY_THRESHOLD_THROTTLE 128 -#define LO_WATER (TTY_FLIPBUF_SIZE) -#define HI_WATER (TTY_FLIPBUF_SIZE*2*3/4) +#define HI_WATER 768 // added by James. 03-11-2004. #define MOXA_SDS_GETICOUNTER (MOXA + 68) diff --git a/drivers/char/n_hdlc.c b/drivers/char/n_hdlc.c index e8332f305d72..82bcfb9c839a 100644 --- a/drivers/char/n_hdlc.c +++ b/drivers/char/n_hdlc.c @@ -229,7 +229,7 @@ static void n_hdlc_release(struct n_hdlc *n_hdlc) wake_up_interruptible (&tty->read_wait); wake_up_interruptible (&tty->write_wait); - if (tty != NULL && tty->disc_data == n_hdlc) + if (tty->disc_data == n_hdlc) tty->disc_data = NULL; /* Break the tty->n_hdlc link */ /* Release transmit and receive buffers */ diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c index 84ac64fc48a1..efe2f5c55b91 100644 --- a/drivers/char/ppdev.c +++ b/drivers/char/ppdev.c @@ -66,7 +66,6 @@ #include <linux/poll.h> #include <linux/major.h> #include <linux/ppdev.h> -#include <linux/device.h> #include <asm/uaccess.h> #define PP_VERSION "ppdev: user-space parallel port driver" diff --git a/drivers/char/rio/host.h b/drivers/char/rio/host.h index 23d0681fe491..78f24540c224 100644 --- a/drivers/char/rio/host.h +++ b/drivers/char/rio/host.h @@ -99,7 +99,7 @@ struct Host { struct UnixRup UnixRups[MAX_RUP + LINKS_PER_UNIT]; int timeout_id; /* For calling 100 ms delays */ int timeout_sem; /* For calling 100 ms delays */ - long locks; /* long req'd for set_bit --RR */ + unsigned long locks; /* long req'd for set_bit --RR */ char ____end_marker____; }; #define Control CardP->DpControl diff --git a/drivers/char/riscom8.h b/drivers/char/riscom8.h index 6317aade201a..9cc1313d5e67 100644 --- a/drivers/char/riscom8.h +++ b/drivers/char/riscom8.h @@ -71,7 +71,7 @@ struct riscom_port { struct tty_struct * tty; int count; int blocked_open; - long event; /* long req'd for set_bit --RR */ + unsigned long event; /* long req'd for set_bit --RR */ int timeout; int close_delay; unsigned char * xmit_buf; diff --git a/drivers/char/sx.h b/drivers/char/sx.h index 432aad0a2ddd..70d9783c7323 100644 --- a/drivers/char/sx.h +++ b/drivers/char/sx.h @@ -27,7 +27,7 @@ struct sx_port { int c_dcd; struct sx_board *board; int line; - long locks; + unsigned long locks; }; struct sx_board { @@ -45,7 +45,7 @@ struct sx_board { int poll; int ta_type; struct timer_list timer; - long locks; + unsigned long locks; }; struct vpd_prom { diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c index fdc256b380b8..905d1f51a7bf 100644 --- a/drivers/char/synclink.c +++ b/drivers/char/synclink.c @@ -81,13 +81,9 @@ #include <linux/mm.h> #include <linux/slab.h> #include <linux/delay.h> - #include <linux/netdevice.h> - #include <linux/vmalloc.h> #include <linux/init.h> - -#include <linux/delay.h> #include <linux/ioctl.h> #include <asm/system.h> diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c index 2f97d2f8f916..64e835f62438 100644 --- a/drivers/char/synclink_gt.c +++ b/drivers/char/synclink_gt.c @@ -206,10 +206,10 @@ static void flush_cond_wait(struct cond_wait **head); */ struct slgt_desc { - unsigned short count; - unsigned short status; - unsigned int pbuf; /* physical address of data buffer */ - unsigned int next; /* physical address of next descriptor */ + __le16 count; + __le16 status; + __le32 pbuf; /* physical address of data buffer */ + __le32 next; /* physical address of next descriptor */ /* driver book keeping */ char *buf; /* virtual address of data buffer */ diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c index 39cc318011ea..78d14935f2b8 100644 --- a/drivers/char/sysrq.c +++ b/drivers/char/sysrq.c @@ -36,6 +36,7 @@ #include <linux/kexec.h> #include <linux/irq.h> #include <linux/hrtimer.h> +#include <linux/oom.h> #include <asm/ptrace.h> #include <asm/irq_regs.h> @@ -107,12 +108,12 @@ static void sysrq_handle_unraw(int key, struct tty_struct *tty) struct kbd_struct *kbd = &kbd_table[fg_console]; if (kbd) - kbd->kbdmode = VC_XLATE; + kbd->kbdmode = default_utf8 ? VC_UNICODE : VC_XLATE; } static struct sysrq_key_op sysrq_unraw_op = { .handler = sysrq_handle_unraw, .help_msg = "unRaw", - .action_msg = "Keyboard mode set to XLATE", + .action_msg = "Keyboard mode set to system default", .enable_mask = SYSRQ_ENABLE_KEYBOARD, }; #else diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index 23fa18a6654c..a8e808461377 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -435,17 +435,12 @@ module_param(interrupts, bool, 0444); MODULE_PARM_DESC(interrupts, "Enable interrupts"); static int tpm_tis_init(struct device *dev, resource_size_t start, - resource_size_t len) + resource_size_t len, unsigned int irq) { u32 vendor, intfcaps, intmask; int rc, i; struct tpm_chip *chip; - if (!start) - start = TIS_MEM_BASE; - if (!len) - len = TIS_MEM_LEN; - if (!(chip = tpm_register_hardware(dev, &tpm_tis))) return -ENODEV; @@ -512,7 +507,9 @@ static int tpm_tis_init(struct device *dev, resource_size_t start, iowrite32(intmask, chip->vendor.iobase + TPM_INT_ENABLE(chip->vendor.locality)); - if (interrupts) { + if (interrupts) + chip->vendor.irq = irq; + if (interrupts && !chip->vendor.irq) { chip->vendor.irq = ioread8(chip->vendor.iobase + TPM_INT_VECTOR(chip->vendor.locality)); @@ -597,10 +594,17 @@ static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev, const struct pnp_device_id *pnp_id) { resource_size_t start, len; + unsigned int irq = 0; + start = pnp_mem_start(pnp_dev, 0); len = pnp_mem_len(pnp_dev, 0); - return tpm_tis_init(&pnp_dev->dev, start, len); + if (pnp_irq_valid(pnp_dev, 0)) + irq = pnp_irq(pnp_dev, 0); + else + interrupts = 0; + + return tpm_tis_init(&pnp_dev->dev, start, len, irq); } static int tpm_tis_pnp_suspend(struct pnp_dev *dev, pm_message_t msg) @@ -660,7 +664,7 @@ static int __init init_tis(void) return rc; if (IS_ERR(pdev=platform_device_register_simple("tpm_tis", -1, NULL, 0))) return PTR_ERR(pdev); - if((rc=tpm_tis_init(&pdev->dev, 0, 0)) != 0) { + if((rc=tpm_tis_init(&pdev->dev, TIS_MEM_BASE, TIS_MEM_LEN, 0)) != 0) { platform_device_unregister(pdev); driver_unregister(&tis_drv); } diff --git a/drivers/char/tty_ioctl.c b/drivers/char/tty_ioctl.c index 3ee73cf64bd2..745d552620bf 100644 --- a/drivers/char/tty_ioctl.c +++ b/drivers/char/tty_ioctl.c @@ -206,8 +206,6 @@ speed_t tty_termios_input_baud_rate(struct ktermios *termios) EXPORT_SYMBOL(tty_termios_input_baud_rate); -#ifdef BOTHER - /** * tty_termios_encode_baud_rate * @termios: ktermios structure holding user requested state @@ -225,6 +223,9 @@ EXPORT_SYMBOL(tty_termios_input_baud_rate); * * Locking: Caller should hold termios lock. This is already held * when calling this function from the driver termios handler. + * + * The ifdefs deal with platforms whose owners have yet to update them + * and will all go away once this is done. */ void tty_termios_encode_baud_rate(struct ktermios *termios, speed_t ibaud, speed_t obaud) @@ -234,9 +235,13 @@ void tty_termios_encode_baud_rate(struct ktermios *termios, speed_t ibaud, speed int iclose = ibaud/50, oclose = obaud/50; int ibinput = 0; + if (obaud == 0) /* CD dropped */ + ibaud = 0; /* Clear ibaud to be sure */ + termios->c_ispeed = ibaud; termios->c_ospeed = obaud; +#ifdef BOTHER /* If the user asked for a precise weird speed give a precise weird answer. If they asked for a Bfoo speed they many have problems digesting non-exact replies so fuzz a bit */ @@ -247,32 +252,60 @@ void tty_termios_encode_baud_rate(struct ktermios *termios, speed_t ibaud, speed iclose = 0; if ((termios->c_cflag >> IBSHIFT) & CBAUD) ibinput = 1; /* An input speed was specified */ - +#endif termios->c_cflag &= ~CBAUD; + /* + * Our goal is to find a close match to the standard baud rate + * returned. Walk the baud rate table and if we get a very close + * match then report back the speed as a POSIX Bxxxx value by + * preference + */ + do { if (obaud - oclose >= baud_table[i] && obaud + oclose <= baud_table[i]) { termios->c_cflag |= baud_bits[i]; ofound = i; } if (ibaud - iclose >= baud_table[i] && ibaud + iclose <= baud_table[i]) { - /* For the case input == output don't set IBAUD bits if the user didn't do so */ - if (ofound != i || ibinput) + if (ofound == i && !ibinput) + ifound = i; +#ifdef IBSHIFT + else { + ifound = i; termios->c_cflag |= (baud_bits[i] << IBSHIFT); - ifound = i; + } +#endif } } while (++i < n_baud_table); + + /* + * If we found no match then use BOTHER if provided or warn + * the user their platform maintainer needs to wake up if not. + */ +#ifdef BOTHER if (ofound == -1) termios->c_cflag |= BOTHER; /* Set exact input bits only if the input and output differ or the user already did */ if (ifound == -1 && (ibaud != obaud || ibinput)) termios->c_cflag |= (BOTHER << IBSHIFT); +#else + if (ifound == -1 || ofound == -1) { + static int warned; + if (!warned++) + printk(KERN_WARNING "tty: Unable to return correct " + "speed data as your architecture needs updating.\n"); + } +#endif } - EXPORT_SYMBOL_GPL(tty_termios_encode_baud_rate); -#endif +void tty_encode_baud_rate(struct tty_struct *tty, speed_t ibaud, speed_t obaud) +{ + tty_termios_encode_baud_rate(tty->termios, ibaud, obaud); +} +EXPORT_SYMBOL_GPL(tty_encode_baud_rate); /** * tty_get_baud_rate - get tty bit rates @@ -304,6 +337,29 @@ speed_t tty_get_baud_rate(struct tty_struct *tty) EXPORT_SYMBOL(tty_get_baud_rate); /** + * tty_termios_copy_hw - copy hardware settings + * @new: New termios + * @old: Old termios + * + * Propogate the hardware specific terminal setting bits from + * the old termios structure to the new one. This is used in cases + * where the hardware does not support reconfiguration or as a helper + * in some cases where only minimal reconfiguration is supported + */ + +void tty_termios_copy_hw(struct ktermios *new, struct ktermios *old) +{ + /* The bits a dumb device handles in software. Smart devices need + to always provide a set_termios method */ + new->c_cflag &= HUPCL | CREAD | CLOCAL; + new->c_cflag |= old->c_cflag & ~(HUPCL | CREAD | CLOCAL); + new->c_ispeed = old->c_ispeed; + new->c_ospeed = old->c_ospeed; +} + +EXPORT_SYMBOL(tty_termios_copy_hw); + +/** * change_termios - update termios values * @tty: tty to update * @new_termios: desired new value @@ -340,13 +396,12 @@ static void change_termios(struct tty_struct * tty, struct ktermios * new_termio tty->erasing = 0; } - + /* This bit should be in the ldisc code */ if (canon_change && !L_ICANON(tty) && tty->read_cnt) /* Get characters left over from canonical mode. */ wake_up_interruptible(&tty->read_wait); /* See if packet mode change of state. */ - if (tty->link && tty->link->packet) { int old_flow = ((old_termios.c_iflag & IXON) && (old_termios.c_cc[VSTOP] == '\023') && @@ -366,6 +421,8 @@ static void change_termios(struct tty_struct * tty, struct ktermios * new_termio if (tty->driver->set_termios) (*tty->driver->set_termios)(tty, &old_termios); + else + tty_termios_copy_hw(tty->termios, &old_termios); ld = tty_ldisc_ref(tty); if (ld != NULL) { @@ -440,6 +497,11 @@ static int set_termios(struct tty_struct * tty, void __user *arg, int opt) } change_termios(tty, &tmp_termios); + + /* FIXME: Arguably if tmp_termios == tty->termios AND the + actual requested termios was not tmp_termios then we may + want to return an error as no user requested change has + succeeded */ return 0; } diff --git a/drivers/char/vt.c b/drivers/char/vt.c index edb7002a3216..645ad9808982 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c @@ -158,7 +158,11 @@ static void blank_screen_t(unsigned long dummy); static void set_palette(struct vc_data *vc); static int printable; /* Is console ready for printing? */ -static int default_utf8; +#ifdef CONFIG_VT_UNICODE +int default_utf8 = 1; +#else +int default_utf8; +#endif module_param(default_utf8, int, S_IRUGO | S_IWUSR); /* @@ -750,13 +754,15 @@ int vc_allocate(unsigned int currcons) /* return 0 on success */ return 0; } -static inline int resize_screen(struct vc_data *vc, int width, int height) +static inline int resize_screen(struct vc_data *vc, int width, int height, + int user) { /* Resizes the resolution of the display adapater */ int err = 0; if (vc->vc_mode != KD_GRAPHICS && vc->vc_sw->con_resize) - err = vc->vc_sw->con_resize(vc, width, height); + err = vc->vc_sw->con_resize(vc, width, height, user); + return err; } @@ -772,7 +778,7 @@ int vc_resize(struct vc_data *vc, unsigned int cols, unsigned int lines) unsigned long old_origin, new_origin, new_scr_end, rlth, rrem, err = 0; unsigned int old_cols, old_rows, old_row_size, old_screen_size; unsigned int new_cols, new_rows, new_row_size, new_screen_size; - unsigned int end; + unsigned int end, user; unsigned short *newscreen; WARN_CONSOLE_UNLOCKED(); @@ -780,6 +786,9 @@ int vc_resize(struct vc_data *vc, unsigned int cols, unsigned int lines) if (!vc) return -ENXIO; + user = vc->vc_resize_user; + vc->vc_resize_user = 0; + if (cols > VC_RESIZE_MAXCOL || lines > VC_RESIZE_MAXROW) return -EINVAL; @@ -800,7 +809,7 @@ int vc_resize(struct vc_data *vc, unsigned int cols, unsigned int lines) old_row_size = vc->vc_size_row; old_screen_size = vc->vc_screenbuf_size; - err = resize_screen(vc, new_cols, new_rows); + err = resize_screen(vc, new_cols, new_rows, user); if (err) { kfree(newscreen); return err; diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c index 7a61a2a9aafe..e6f89e8b9258 100644 --- a/drivers/char/vt_ioctl.c +++ b/drivers/char/vt_ioctl.c @@ -23,6 +23,7 @@ #include <linux/major.h> #include <linux/fs.h> #include <linux/console.h> +#include <linux/consolemap.h> #include <linux/signal.h> #include <linux/timex.h> @@ -582,10 +583,27 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, case KDGKBDIACR: { struct kbdiacrs __user *a = up; + struct kbdiacr diacr; + int i; if (put_user(accent_table_size, &a->kb_cnt)) return -EFAULT; - if (copy_to_user(a->kbdiacr, accent_table, accent_table_size*sizeof(struct kbdiacr))) + for (i = 0; i < accent_table_size; i++) { + diacr.diacr = conv_uni_to_8bit(accent_table[i].diacr); + diacr.base = conv_uni_to_8bit(accent_table[i].base); + diacr.result = conv_uni_to_8bit(accent_table[i].result); + if (copy_to_user(a->kbdiacr + i, &diacr, sizeof(struct kbdiacr))) + return -EFAULT; + } + return 0; + } + case KDGKBDIACRUC: + { + struct kbdiacrsuc __user *a = up; + + if (put_user(accent_table_size, &a->kb_cnt)) + return -EFAULT; + if (copy_to_user(a->kbdiacruc, accent_table, accent_table_size*sizeof(struct kbdiacruc))) return -EFAULT; return 0; } @@ -593,6 +611,30 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, case KDSKBDIACR: { struct kbdiacrs __user *a = up; + struct kbdiacr diacr; + unsigned int ct; + int i; + + if (!perm) + return -EPERM; + if (get_user(ct,&a->kb_cnt)) + return -EFAULT; + if (ct >= MAX_DIACR) + return -EINVAL; + accent_table_size = ct; + for (i = 0; i < ct; i++) { + if (copy_from_user(&diacr, a->kbdiacr + i, sizeof(struct kbdiacr))) + return -EFAULT; + accent_table[i].diacr = conv_8bit_to_uni(diacr.diacr); + accent_table[i].base = conv_8bit_to_uni(diacr.base); + accent_table[i].result = conv_8bit_to_uni(diacr.result); + } + return 0; + } + + case KDSKBDIACRUC: + { + struct kbdiacrsuc __user *a = up; unsigned int ct; if (!perm) @@ -602,7 +644,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, if (ct >= MAX_DIACR) return -EINVAL; accent_table_size = ct; - if (copy_from_user(accent_table, a->kbdiacr, ct*sizeof(struct kbdiacr))) + if (copy_from_user(accent_table, a->kbdiacruc, ct*sizeof(struct kbdiacruc))) return -EFAULT; return 0; } @@ -847,14 +889,24 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, case VT_RESIZE: { struct vt_sizes __user *vtsizes = up; + struct vc_data *vc; + ushort ll,cc; if (!perm) return -EPERM; if (get_user(ll, &vtsizes->v_rows) || get_user(cc, &vtsizes->v_cols)) return -EFAULT; - for (i = 0; i < MAX_NR_CONSOLES; i++) - vc_lock_resize(vc_cons[i].d, cc, ll); + + for (i = 0; i < MAX_NR_CONSOLES; i++) { + vc = vc_cons[i].d; + + if (vc) { + vc->vc_resize_user = 1; + vc_lock_resize(vc_cons[i].d, cc, ll); + } + } + return 0; } @@ -900,6 +952,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, vc_cons[i].d->vc_scan_lines = vlin; if (clin) vc_cons[i].d->vc_font.height = clin; + vc_cons[i].d->vc_resize_user = 1; vc_resize(vc_cons[i].d, cc, ll); release_console_sem(); } @@ -1072,7 +1125,7 @@ int vt_waitactive(int vt) void reset_vc(struct vc_data *vc) { vc->vc_mode = KD_TEXT; - kbd_table[vc->vc_num].kbdmode = VC_XLATE; + kbd_table[vc->vc_num].kbdmode = default_utf8 ? VC_UNICODE : VC_XLATE; vc->vt_mode.mode = VT_AUTO; vc->vt_mode.waitv = 0; vc->vt_mode.relsig = 0; diff --git a/drivers/char/watchdog/mpc5200_wdt.c b/drivers/char/watchdog/mpc5200_wdt.c index 564143d40610..9cfb97576623 100644 --- a/drivers/char/watchdog/mpc5200_wdt.c +++ b/drivers/char/watchdog/mpc5200_wdt.c @@ -81,7 +81,7 @@ static int mpc5200_wdt_stop(struct mpc5200_wdt *wdt) /* file operations */ -static ssize_t mpc5200_wdt_write(struct file *file, const char *data, +static ssize_t mpc5200_wdt_write(struct file *file, const char __user *data, size_t len, loff_t *ppos) { struct mpc5200_wdt *wdt = file->private_data; |