Merge tag 'asm-generic-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd...

[linux-block.git] / arch / mips / include / asm / video.h

diff --git a/arch/mips/include/asm/video.h b/arch/mips/include/asm/video.h
new file mode 100644 (file)
index 0000000..007c106
--- /dev/null
+++ b/arch/mips/include/asm/video.h
@@ -0,0 +1,38 @@
+#ifndef _ASM_VIDEO_H_
+#define _ASM_VIDEO_H_
+
+#include <asm/page.h>
+
+static inline pgprot_t pgprot_framebuffer(pgprot_t prot,
+                                         unsigned long vm_start, unsigned long vm_end,
+                                         unsigned long offset)
+{
+       return pgprot_noncached(prot);
+}
+#define pgprot_framebuffer pgprot_framebuffer
+
+/*
+ * MIPS doesn't define __raw_ I/O macros, so the helpers
+ * in <asm-generic/video.h> don't generate fb_readq() and
+ * fb_writeq(). We have to provide them here.
+ *
+ * TODO: Convert MIPS to generic I/O. The helpers below can
+ *       then be removed.
+ */
+#ifdef CONFIG_64BIT
+static inline u64 fb_readq(const volatile void __iomem *addr)
+{
+       return __raw_readq(addr);
+}
+#define fb_readq fb_readq
+
+static inline void fb_writeq(u64 b, volatile void __iomem *addr)
+{
+       __raw_writeq(b, addr);
+}
+#define fb_writeq fb_writeq
+#endif
+
+#include <asm-generic/video.h>
+
+#endif /* _ASM_VIDEO_H_ */