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Diffstat (limited to 'arch/loongarch/include/asm/fb.h')
-rw-r--r--arch/loongarch/include/asm/fb.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/fb.h b/arch/loongarch/include/asm/fb.h
index ff82f20685c8..0b218b10a9ec 100644
--- a/arch/loongarch/include/asm/fb.h
+++ b/arch/loongarch/include/asm/fb.h
@@ -5,6 +5,27 @@
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
+#include <linux/compiler.h>
+#include <linux/string.h>
+
+static inline void fb_memcpy_fromio(void *to, const volatile void __iomem *from, size_t n)
+{
+ memcpy(to, (void __force *)from, n);
+}
+#define fb_memcpy_fromio fb_memcpy_fromio
+
+static inline void fb_memcpy_toio(volatile void __iomem *to, const void *from, size_t n)
+{
+ 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_ */