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-rw-r--r--arch/loongarch/include/asm/video.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/video.h b/arch/loongarch/include/asm/video.h
new file mode 100644
index 0000000000..9f76845f2d
--- /dev/null
+++ b/arch/loongarch/include/asm/video.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
+ */
+#ifndef _ASM_VIDEO_H_
+#define _ASM_VIDEO_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/video.h>
+
+#endif /* _ASM_VIDEO_H_ */