cf936af790
Implement fb_is_primary_device() function, so that fbcon detects if this framebuffer belongs to the default graphics card which was used to start the system. Signed-off-by: Helge Deller <deller@gmx.de> Cc: stable@vger.kernel.org # v5.10+
24 lines
522 B
C
24 lines
522 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _ASM_FB_H_
|
|
#define _ASM_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)
|
|
{
|
|
pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE;
|
|
}
|
|
|
|
#if defined(CONFIG_STI_CONSOLE) || defined(CONFIG_FB_STI)
|
|
int fb_is_primary_device(struct fb_info *info);
|
|
#else
|
|
static inline int fb_is_primary_device(struct fb_info *info)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#endif /* _ASM_FB_H_ */
|