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Diffstat (limited to 'arch/loongarch/include/asm/fb.h')
-rw-r--r--arch/loongarch/include/asm/fb.h24
1 files changed, 16 insertions, 8 deletions
diff --git a/arch/loongarch/include/asm/fb.h b/arch/loongarch/include/asm/fb.h
index 3116bde8772d..0b218b10a9ec 100644
--- a/arch/loongarch/include/asm/fb.h
+++ b/arch/loongarch/include/asm/fb.h
@@ -5,19 +5,27 @@
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
-#include <linux/fb.h>
-#include <linux/fs.h>
-#include <asm/page.h>
+#include <linux/compiler.h>
+#include <linux/string.h>
-static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
- unsigned long off)
+static inline void fb_memcpy_fromio(void *to, const volatile void __iomem *from, size_t n)
{
- vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
+ memcpy(to, (void __force *)from, n);
}
+#define fb_memcpy_fromio fb_memcpy_fromio
-static inline int fb_is_primary_device(struct fb_info *info)
+static inline void fb_memcpy_toio(volatile void __iomem *to, const void *from, size_t n)
{
- return 0;
+ memcpy((void __force *)to, from, n);
}
+#define fb_memcpy_toio fb_memcpy_toio
+
+static inline void fb_memset_io(volatile void __iomem *addr, int c, size_t n)
+{
+ memset((void __force *)addr, c, n);
+}
+#define fb_memset fb_memset_io
+
+#include <asm-generic/fb.h>
#endif /* _ASM_FB_H_ */