arch/mips/include/asm/video.h

   1 #ifndef _ASM_VIDEO_H_
   2 #define _ASM_VIDEO_H_
   3
   4 #include <asm/page.h>
   5
   6 static inline pgprot_t pgprot_framebuffer(pgprot_t prot,
   7                                           unsigned long vm_start, unsigned long vm_end,
   8                                           unsigned long offset)
   9 {
  10         return pgprot_noncached(prot);
  11 }
  12 #define pgprot_framebuffer pgprot_framebuffer
  13
  14 /*
  15  * MIPS doesn't define __raw_ I/O macros, so the helpers
  16  * in <asm-generic/video.h> don't generate fb_readq() and
  17  * fb_writeq(). We have to provide them here.
  18  *
  19  * TODO: Convert MIPS to generic I/O. The helpers below can
  20  *       then be removed.
  21  */
  22 #ifdef CONFIG_64BIT
  23 static inline u64 fb_readq(const volatile void __iomem *addr)
  24 {
  25         return __raw_readq(addr);
  26 }
  27 #define fb_readq fb_readq
  28
  29 static inline void fb_writeq(u64 b, volatile void __iomem *addr)
  30 {
  31         __raw_writeq(b, addr);
  32 }
  33 #define fb_writeq fb_writeq
  34 #endif
  35
  36 #include <asm-generic/video.h>
  37
  38 #endif /* _ASM_VIDEO_H_ */