arch/m68k/include/asm/fb.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _ASM_FB_H_
   3 #define _ASM_FB_H_
   4
   5 #include <asm/page.h>
   6 #include <asm/setup.h>
   7
   8 static inline pgprot_t pgprot_framebuffer(pgprot_t prot,
   9                                           unsigned long vm_start, unsigned long vm_end,
  10                                           unsigned long offset)
  11 {
  12 #ifdef CONFIG_MMU
  13 #ifdef CONFIG_SUN3
  14         pgprot_val(prot) |= SUN3_PAGE_NOCACHE;
  15 #else
  16         if (CPU_IS_020_OR_030)
  17                 pgprot_val(prot) |= _PAGE_NOCACHE030;
  18         if (CPU_IS_040_OR_060) {
  19                 pgprot_val(prot) &= _CACHEMASK040;
  20                 /* Use no-cache mode, serialized */
  21                 pgprot_val(prot) |= _PAGE_NOCACHE_S;
  22         }
  23 #endif /* CONFIG_SUN3 */
  24 #endif /* CONFIG_MMU */
  25
  26         return prot;
  27 }
  28 #define pgprot_framebuffer pgprot_framebuffer
  29
  30 #include <asm-generic/fb.h>
  31
  32 #endif /* _ASM_FB_H_ */