diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 210 |
1 files changed, 117 insertions, 93 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 7f797ef1ab39..276583159847 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -32,6 +32,7 @@ #include "i915_reg.h" #include "intel_bios.h" +#include "intel_ringbuffer.h" #include <linux/io-mapping.h> /* General customization: @@ -55,6 +56,8 @@ enum plane { #define I915_NUM_PIPE 2 +#define I915_GEM_GPU_DOMAINS (~(I915_GEM_DOMAIN_CPU | I915_GEM_DOMAIN_GTT)) + /* Interface history: * * 1.1: Original. @@ -89,16 +92,6 @@ struct drm_i915_gem_phys_object { struct drm_gem_object *cur_obj; }; -typedef struct _drm_i915_ring_buffer { - unsigned long Size; - u8 *virtual_start; - int head; - int tail; - int space; - drm_local_map_t map; - struct drm_gem_object *ring_obj; -} drm_i915_ring_buffer_t; - struct mem_block { struct mem_block *next; struct mem_block *prev; @@ -241,17 +234,15 @@ typedef struct drm_i915_private { void __iomem *regs; struct pci_dev *bridge_dev; - drm_i915_ring_buffer_t ring; + struct intel_ring_buffer render_ring; + struct intel_ring_buffer bsd_ring; drm_dma_handle_t *status_page_dmah; - void *hw_status_page; void *seqno_page; dma_addr_t dma_status_page; uint32_t counter; - unsigned int status_gfx_addr; unsigned int seqno_gfx_addr; drm_local_map_t hws_map; - struct drm_gem_object *hws_obj; struct drm_gem_object *seqno_obj; struct drm_gem_object *pwrctx; @@ -267,8 +258,6 @@ typedef struct drm_i915_private { atomic_t irq_received; /** Protects user_irq_refcount and irq_mask_reg */ spinlock_t user_irq_lock; - /** Refcount for i915_user_irq_get() versus i915_user_irq_put(). */ - int user_irq_refcount; u32 trace_irq_seqno; /** Cached value of IMR to avoid reads in updating the bitfield */ u32 irq_mask_reg; @@ -289,6 +278,7 @@ typedef struct drm_i915_private { struct mem_block *agp_heap; unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds; int vblank_pipe; + int num_pipe; /* For hangcheck timer */ #define DRM_I915_HANGCHECK_PERIOD 75 /* in jiffies */ @@ -334,7 +324,7 @@ typedef struct drm_i915_private { int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */ int num_fence_regs; /* 8 on pre-965, 16 otherwise */ - unsigned int fsb_freq, mem_freq; + unsigned int fsb_freq, mem_freq, is_ddr3; spinlock_t error_lock; struct drm_i915_error_state *first_error; @@ -514,18 +504,7 @@ typedef struct drm_i915_private { */ struct list_head shrink_list; - /** - * List of objects currently involved in rendering from the - * ringbuffer. - * - * Includes buffers having the contents of their GPU caches - * flushed, not necessarily primitives. last_rendering_seqno - * represents when the rendering involved will be completed. - * - * A reference is held on the buffer while on this list. - */ spinlock_t active_list_lock; - struct list_head active_list; /** * List of objects which are not in the ringbuffer but which @@ -563,12 +542,6 @@ typedef struct drm_i915_private { struct list_head fence_list; /** - * List of breadcrumbs associated with GPU requests currently - * outstanding. - */ - struct list_head request_list; - - /** * We leave the user IRQ off as much as possible, * but this means that requests will finish and never * be retired once the system goes idle. Set a timer to @@ -644,6 +617,18 @@ typedef struct drm_i915_private { u8 cur_delay; u8 min_delay; u8 max_delay; + u8 fmax; + u8 fstart; + + u64 last_count1; + unsigned long last_time1; + u64 last_count2; + struct timespec last_time2; + unsigned long gfx_power; + int c_m; + int r_t; + u8 corr; + spinlock_t *mchdev_lock; enum no_fbc_reason no_fbc_reason; @@ -671,19 +656,64 @@ struct drm_i915_gem_object { * (has pending rendering), and is not set if it's on inactive (ready * to be unbound). */ - int active; + unsigned int active : 1; /** * This is set if the object has been written to since last bound * to the GTT */ - int dirty; + unsigned int dirty : 1; + + /** + * Fence register bits (if any) for this object. Will be set + * as needed when mapped into the GTT. + * Protected by dev->struct_mutex. + * + * Size: 4 bits for 16 fences + sign (for FENCE_REG_NONE) + */ + int fence_reg : 5; + + /** + * Used for checking the object doesn't appear more than once + * in an execbuffer object list. + */ + unsigned int in_execbuffer : 1; + + /** + * Advice: are the backing pages purgeable? + */ + unsigned int madv : 2; + + /** + * Refcount for the pages array. With the current locking scheme, there + * are at most two concurrent users: Binding a bo to the gtt and + * pwrite/pread using physical addresses. So two bits for a maximum + * of two users are enough. + */ + unsigned int pages_refcount : 2; +#define DRM_I915_GEM_OBJECT_MAX_PAGES_REFCOUNT 0x3 + + /** + * Current tiling mode for the object. + */ + unsigned int tiling_mode : 2; + + /** How many users have pinned this object in GTT space. The following + * users can each hold at most one reference: pwrite/pread, pin_ioctl + * (via user_pin_count), execbuffer (objects are not allowed multiple + * times for the same batchbuffer), and the framebuffer code. When + * switching/pageflipping, the framebuffer code has at most two buffers + * pinned per crtc. + * + * In the worst case this is 1 + 1 + 1 + 2*2 = 7. That would fit into 3 + * bits with absolutely no headroom. So use 4 bits. */ + int pin_count : 4; +#define DRM_I915_GEM_OBJECT_MAX_PIN_COUNT 0xf /** AGP memory structure for our GTT binding. */ DRM_AGP_MEM *agp_mem; struct page **pages; - int pages_refcount; /** * Current offset of the object in GTT space. @@ -692,26 +722,18 @@ struct drm_i915_gem_object { */ uint32_t gtt_offset; + /* Which ring is refering to is this object */ + struct intel_ring_buffer *ring; + /** * Fake offset for use by mmap(2) */ uint64_t mmap_offset; - /** - * Fence register bits (if any) for this object. Will be set - * as needed when mapped into the GTT. - * Protected by dev->struct_mutex. - */ - int fence_reg; - - /** How many users have pinned this object in GTT space */ - int pin_count; - /** Breadcrumb of last rendering to the buffer. */ uint32_t last_rendering_seqno; - /** Current tiling mode for the object. */ - uint32_t tiling_mode; + /** Current tiling stride for the object, if it's tiled. */ uint32_t stride; /** Record of address bit 17 of each page at last unbind. */ @@ -734,17 +756,6 @@ struct drm_i915_gem_object { struct drm_i915_gem_phys_object *phys_obj; /** - * Used for checking the object doesn't appear more than once - * in an execbuffer object list. - */ - int in_execbuffer; - - /** - * Advice: are the backing pages purgeable? - */ - int madv; - - /** * Number of crtcs where this object is currently the fb, but * will be page flipped away on the next vblank. When it * reaches 0, dev_priv->pending_flip_queue will be woken up. @@ -765,6 +776,9 @@ struct drm_i915_gem_object { * an emission time with seqnos for tracking how far ahead of the GPU we are. */ struct drm_i915_gem_request { + /** On Which ring this request was generated */ + struct intel_ring_buffer *ring; + /** GEM sequence number associated with this request. */ uint32_t seqno; @@ -821,6 +835,11 @@ extern int i915_emit_box(struct drm_device *dev, struct drm_clip_rect *boxes, int i, int DR1, int DR4); extern int i965_reset(struct drm_device *dev, u8 flags); +extern unsigned long i915_chipset_val(struct drm_i915_private *dev_priv); +extern unsigned long i915_mch_val(struct drm_i915_private *dev_priv); +extern unsigned long i915_gfx_val(struct drm_i915_private *dev_priv); +extern void i915_update_gfx_val(struct drm_i915_private *dev_priv); + /* i915_irq.c */ void i915_hangcheck_elapsed(unsigned long data); @@ -829,9 +848,7 @@ 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); -void i915_user_irq_get(struct drm_device *dev); void i915_trace_irq_get(struct drm_device *dev, u32 seqno); -void i915_user_irq_put(struct drm_device *dev); extern void i915_enable_interrupt (struct drm_device *dev); extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS); @@ -849,6 +866,11 @@ extern u32 gm45_get_vblank_counter(struct drm_device *dev, int crtc); extern int i915_vblank_swap(struct drm_device *dev, void *data, struct drm_file *file_priv); extern void i915_enable_irq(drm_i915_private_t *dev_priv, u32 mask); +extern void i915_disable_irq(drm_i915_private_t *dev_priv, u32 mask); +extern void ironlake_enable_graphics_irq(drm_i915_private_t *dev_priv, + u32 mask); +extern void ironlake_disable_graphics_irq(drm_i915_private_t *dev_priv, + u32 mask); void i915_enable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); @@ -922,11 +944,13 @@ void i915_gem_object_unpin(struct drm_gem_object *obj); int i915_gem_object_unbind(struct drm_gem_object *obj); void i915_gem_release_mmap(struct drm_gem_object *obj); void i915_gem_lastclose(struct drm_device *dev); -uint32_t i915_get_gem_seqno(struct drm_device *dev); +uint32_t i915_get_gem_seqno(struct drm_device *dev, + struct intel_ring_buffer *ring); bool i915_seqno_passed(uint32_t seq1, uint32_t seq2); int i915_gem_object_get_fence_reg(struct drm_gem_object *obj); int i915_gem_object_put_fence_reg(struct drm_gem_object *obj); -void i915_gem_retire_requests(struct drm_device *dev); +void i915_gem_retire_requests(struct drm_device *dev, + struct intel_ring_buffer *ring); void i915_gem_retire_work_handler(struct work_struct *work); void i915_gem_clflush_object(struct drm_gem_object *obj); int i915_gem_object_set_domain(struct drm_gem_object *obj, @@ -937,9 +961,13 @@ void i915_gem_cleanup_ringbuffer(struct drm_device *dev); int i915_gem_do_init(struct drm_device *dev, unsigned long start, unsigned long end); int i915_gem_idle(struct drm_device *dev); -uint32_t i915_add_request(struct drm_device *dev, struct drm_file *file_priv, - uint32_t flush_domains); -int i915_do_wait_request(struct drm_device *dev, uint32_t seqno, int interruptible); +uint32_t i915_add_request(struct drm_device *dev, + struct drm_file *file_priv, + uint32_t flush_domains, + struct intel_ring_buffer *ring); +int i915_do_wait_request(struct drm_device *dev, + uint32_t seqno, int interruptible, + struct intel_ring_buffer *ring); int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); int i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write); @@ -1015,7 +1043,7 @@ extern void g4x_disable_fbc(struct drm_device *dev); extern void intel_disable_fbc(struct drm_device *dev); extern void intel_enable_fbc(struct drm_crtc *crtc, unsigned long interval); extern bool intel_fbc_enabled(struct drm_device *dev); - +extern bool ironlake_set_drps(struct drm_device *dev, u8 val); extern void intel_detect_pch (struct drm_device *dev); extern int intel_trans_dp_port_sel (struct drm_crtc *crtc); @@ -1026,7 +1054,8 @@ extern int intel_trans_dp_port_sel (struct drm_crtc *crtc); * has access to the ring. */ #define RING_LOCK_TEST_WITH_RETURN(dev, file_priv) do { \ - if (((drm_i915_private_t *)dev->dev_private)->ring.ring_obj == NULL) \ + if (((drm_i915_private_t *)dev->dev_private)->render_ring.gem_object \ + == NULL) \ LOCK_TEST_WITH_RETURN(dev, file_priv); \ } while (0) @@ -1039,35 +1068,31 @@ extern int intel_trans_dp_port_sel (struct drm_crtc *crtc); #define I915_WRITE64(reg, val) writeq(val, dev_priv->regs + (reg)) #define I915_READ64(reg) readq(dev_priv->regs + (reg)) #define POSTING_READ(reg) (void)I915_READ(reg) +#define POSTING_READ16(reg) (void)I915_READ16(reg) #define I915_VERBOSE 0 -#define RING_LOCALS volatile unsigned int *ring_virt__; - -#define BEGIN_LP_RING(n) do { \ - int bytes__ = 4*(n); \ - if (I915_VERBOSE) DRM_DEBUG("BEGIN_LP_RING(%d)\n", (n)); \ - /* a wrap must occur between instructions so pad beforehand */ \ - if (unlikely (dev_priv->ring.tail + bytes__ > dev_priv->ring.Size)) \ - i915_wrap_ring(dev); \ - if (unlikely (dev_priv->ring.space < bytes__)) \ - i915_wait_ring(dev, bytes__, __func__); \ - ring_virt__ = (unsigned int *) \ - (dev_priv->ring.virtual_start + dev_priv->ring.tail); \ - dev_priv->ring.tail += bytes__; \ - dev_priv->ring.tail &= dev_priv->ring.Size - 1; \ - dev_priv->ring.space -= bytes__; \ +#define BEGIN_LP_RING(n) do { \ + drm_i915_private_t *dev_priv = dev->dev_private; \ + if (I915_VERBOSE) \ + DRM_DEBUG(" BEGIN_LP_RING %x\n", (int)(n)); \ + intel_ring_begin(dev, &dev_priv->render_ring, 4*(n)); \ } while (0) -#define OUT_RING(n) do { \ - if (I915_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \ - *ring_virt__++ = (n); \ + +#define OUT_RING(x) do { \ + drm_i915_private_t *dev_priv = dev->dev_private; \ + if (I915_VERBOSE) \ + DRM_DEBUG(" OUT_RING %x\n", (int)(x)); \ + intel_ring_emit(dev, &dev_priv->render_ring, x); \ } while (0) #define ADVANCE_LP_RING() do { \ + drm_i915_private_t *dev_priv = dev->dev_private; \ if (I915_VERBOSE) \ - DRM_DEBUG("ADVANCE_LP_RING %x\n", dev_priv->ring.tail); \ - I915_WRITE(PRB0_TAIL, dev_priv->ring.tail); \ + DRM_DEBUG("ADVANCE_LP_RING %x\n", \ + dev_priv->render_ring.tail); \ + intel_ring_advance(dev, &dev_priv->render_ring); \ } while(0) /** @@ -1085,14 +1110,12 @@ extern int intel_trans_dp_port_sel (struct drm_crtc *crtc); * * The area from dword 0x20 to 0x3ff is available for driver usage. */ -#define READ_HWSP(dev_priv, reg) (((volatile u32*)(dev_priv->hw_status_page))[reg]) +#define READ_HWSP(dev_priv, reg) (((volatile u32 *)\ + (dev_priv->render_ring.status_page.page_addr))[reg]) #define READ_BREADCRUMB(dev_priv) READ_HWSP(dev_priv, I915_BREADCRUMB_INDEX) #define I915_GEM_HWS_INDEX 0x20 #define I915_BREADCRUMB_INDEX 0x21 -extern int i915_wrap_ring(struct drm_device * dev); -extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller); - #define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info) #define IS_I830(dev) ((dev)->pci_device == 0x3577) @@ -1138,6 +1161,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller); (dev)->pci_device == 0x2A42 || \ (dev)->pci_device == 0x2E42) +#define HAS_BSD(dev) (IS_IRONLAKE(dev) || IS_G4X(dev)) #define I915_NEED_GFX_HWS(dev) (INTEL_INFO(dev)->need_gfx_hws) /* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte |