Files
Linux_Drivers/linux_5.10/arch/x86/include/asm/fb.h
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

23 lines
540 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FB_H
#define _ASM_X86_FB_H
#include <linux/fb.h>
#include <linux/fs.h>
#include <asm/page.h>
static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
unsigned long off)
{
unsigned long prot;
prot = pgprot_val(vma->vm_page_prot) & ~_PAGE_CACHE_MASK;
if (boot_cpu_data.x86 > 3)
pgprot_val(vma->vm_page_prot) =
prot | cachemode2protval(_PAGE_CACHE_MODE_UC_MINUS);
}
extern int fb_is_primary_device(struct fb_info *info);
#endif /* _ASM_X86_FB_H */