diff options
Diffstat (limited to 'arch/m68k/include')
-rw-r--r-- | arch/m68k/include/asm/dma-mapping.h | 112 | ||||
-rw-r--r-- | arch/m68k/include/asm/mac_psc.h | 1 | ||||
-rw-r--r-- | arch/m68k/include/asm/page.h | 3 | ||||
-rw-r--r-- | arch/m68k/include/asm/uaccess_no.h | 4 | ||||
-rw-r--r-- | arch/m68k/include/asm/unistd.h | 2 | ||||
-rw-r--r-- | arch/m68k/include/uapi/asm/unistd.h | 1 |
6 files changed, 8 insertions, 115 deletions
diff --git a/arch/m68k/include/asm/dma-mapping.h b/arch/m68k/include/asm/dma-mapping.h index 05aa53594d49..96c536194287 100644 --- a/arch/m68k/include/asm/dma-mapping.h +++ b/arch/m68k/include/asm/dma-mapping.h @@ -1,123 +1,17 @@ #ifndef _M68K_DMA_MAPPING_H #define _M68K_DMA_MAPPING_H -#include <asm/cache.h> +extern struct dma_map_ops m68k_dma_ops; -struct scatterlist; - -static inline int dma_supported(struct device *dev, u64 mask) -{ - return 1; -} - -static inline int dma_set_mask(struct device *dev, u64 mask) -{ - return 0; -} - -extern void *dma_alloc_coherent(struct device *, size_t, - dma_addr_t *, gfp_t); -extern void dma_free_coherent(struct device *, size_t, - void *, dma_addr_t); - -static inline void *dma_alloc_attrs(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) -{ - /* attrs is not supported and ignored */ - return dma_alloc_coherent(dev, size, dma_handle, flag); -} - -static inline void dma_free_attrs(struct device *dev, size_t size, - void *cpu_addr, dma_addr_t dma_handle, - struct dma_attrs *attrs) +static inline struct dma_map_ops *get_dma_ops(struct device *dev) { - /* attrs is not supported and ignored */ - dma_free_coherent(dev, size, cpu_addr, dma_handle); + return &m68k_dma_ops; } -static inline void *dma_alloc_noncoherent(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t flag) -{ - return dma_alloc_coherent(dev, size, handle, flag); -} -static inline void dma_free_noncoherent(struct device *dev, size_t size, - void *addr, dma_addr_t handle) -{ - dma_free_coherent(dev, size, addr, handle); -} static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction dir) { /* we use coherent allocation, so not much to do here. */ } -extern dma_addr_t dma_map_single(struct device *, void *, size_t, - enum dma_data_direction); -static inline void dma_unmap_single(struct device *dev, dma_addr_t addr, - size_t size, enum dma_data_direction dir) -{ -} - -extern dma_addr_t dma_map_page(struct device *, struct page *, - unsigned long, size_t size, - enum dma_data_direction); -static inline void dma_unmap_page(struct device *dev, dma_addr_t address, - size_t size, enum dma_data_direction dir) -{ -} - -extern int dma_map_sg(struct device *, struct scatterlist *, int, - enum dma_data_direction); -static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sg, - int nhwentries, enum dma_data_direction dir) -{ -} - -extern void dma_sync_single_for_device(struct device *, dma_addr_t, size_t, - enum dma_data_direction); -extern void dma_sync_sg_for_device(struct device *, struct scatterlist *, int, - enum dma_data_direction); - -static inline void dma_sync_single_range_for_device(struct device *dev, - dma_addr_t dma_handle, unsigned long offset, size_t size, - enum dma_data_direction direction) -{ - /* just sync everything for now */ - dma_sync_single_for_device(dev, dma_handle, offset + size, direction); -} - -static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t handle, - size_t size, enum dma_data_direction dir) -{ -} - -static inline void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir) -{ -} - -static inline void dma_sync_single_range_for_cpu(struct device *dev, - dma_addr_t dma_handle, unsigned long offset, size_t size, - enum dma_data_direction direction) -{ - /* just sync everything for now */ - dma_sync_single_for_cpu(dev, dma_handle, offset + size, direction); -} - -static inline int dma_mapping_error(struct device *dev, dma_addr_t handle) -{ - return 0; -} - -/* drivers/base/dma-mapping.c */ -extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma, - void *cpu_addr, dma_addr_t dma_addr, size_t size); -extern int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt, - void *cpu_addr, dma_addr_t dma_addr, - size_t size); - -#define dma_mmap_coherent(d, v, c, h, s) dma_common_mmap(d, v, c, h, s) -#define dma_get_sgtable(d, t, v, h, s) dma_common_get_sgtable(d, t, v, h, s) - #endif /* _M68K_DMA_MAPPING_H */ diff --git a/arch/m68k/include/asm/mac_psc.h b/arch/m68k/include/asm/mac_psc.h index e5c0d71d1543..923305117a69 100644 --- a/arch/m68k/include/asm/mac_psc.h +++ b/arch/m68k/include/asm/mac_psc.h @@ -209,7 +209,6 @@ #ifndef __ASSEMBLY__ extern volatile __u8 *psc; -extern int psc_present; extern void psc_register_interrupts(void); extern void psc_irq_enable(int); diff --git a/arch/m68k/include/asm/page.h b/arch/m68k/include/asm/page.h index 38b024a0b045..430d4d54c883 100644 --- a/arch/m68k/include/asm/page.h +++ b/arch/m68k/include/asm/page.h @@ -48,6 +48,9 @@ extern unsigned long _ramend; #include <asm/page_no.h> #endif +#define __phys_to_pfn(paddr) ((unsigned long)((paddr) >> PAGE_SHIFT)) +#define __pfn_to_phys(pfn) PFN_PHYS(pfn) + #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) diff --git a/arch/m68k/include/asm/uaccess_no.h b/arch/m68k/include/asm/uaccess_no.h index 68bbe9b312f1..1bdf15263754 100644 --- a/arch/m68k/include/asm/uaccess_no.h +++ b/arch/m68k/include/asm/uaccess_no.h @@ -135,10 +135,6 @@ extern int __get_user_bad(void); #define __copy_to_user_inatomic __copy_to_user #define __copy_from_user_inatomic __copy_from_user -#define copy_to_user_ret(to,from,n,retval) ({ if (copy_to_user(to,from,n)) return retval; }) - -#define copy_from_user_ret(to,from,n,retval) ({ if (copy_from_user(to,from,n)) return retval; }) - /* * Copy a null terminated string from userspace. */ diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h index f9d96bf86910..bafaff6dcd7b 100644 --- a/arch/m68k/include/asm/unistd.h +++ b/arch/m68k/include/asm/unistd.h @@ -4,7 +4,7 @@ #include <uapi/asm/unistd.h> -#define NR_syscalls 376 +#define NR_syscalls 377 #define __ARCH_WANT_OLD_READDIR #define __ARCH_WANT_OLD_STAT diff --git a/arch/m68k/include/uapi/asm/unistd.h b/arch/m68k/include/uapi/asm/unistd.h index 36cf129de663..0ca729665f29 100644 --- a/arch/m68k/include/uapi/asm/unistd.h +++ b/arch/m68k/include/uapi/asm/unistd.h @@ -381,5 +381,6 @@ #define __NR_userfaultfd 373 #define __NR_membarrier 374 #define __NR_mlock2 375 +#define __NR_copy_file_range 376 #endif /* _UAPI_ASM_M68K_UNISTD_H_ */ |