arch/loongarch/include/asm/video.h

Source file repositories/reference/linux-study-clean/arch/loongarch/include/asm/video.h

File Facts

System
Linux kernel
Corpus path
arch/loongarch/include/asm/video.h
Extension
.h
Size
769 bytes
Lines
32
Domain
Architecture Layer
Bucket
arch/loongarch
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#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_ */

Annotation

Implementation Notes