diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-02-07 18:31:54 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-02-07 18:31:54 +0100 |
| commit | 673f8205914a12e928c65afbcd78ae748f78df53 (patch) | |
| tree | 38c60215646d079fab3bff812e094e914960c7ec /include/linux/fb.h | |
| parent | cf47b8f3d96b0b8b10b557444a28b3ca4024ff82 (diff) | |
| parent | ae1a25da8448271a99745da03100d5299575a269 (diff) | |
Merge branch 'linus' into core/locking
Conflicts:
fs/btrfs/locking.c
Diffstat (limited to 'include/linux/fb.h')
| -rw-r--r-- | include/linux/fb.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/include/linux/fb.h b/include/linux/fb.h index 1ee63df5be9..31527e17076 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -1,7 +1,7 @@ #ifndef _LINUX_FB_H #define _LINUX_FB_H -#include <asm/types.h> +#include <linux/types.h> #include <linux/i2c.h> struct dentry; @@ -960,6 +960,21 @@ extern struct fb_info *registered_fb[FB_MAX]; extern int num_registered_fb; extern struct class *fb_class; +static inline int lock_fb_info(struct fb_info *info) +{ + mutex_lock(&info->lock); + if (!info->fbops) { + mutex_unlock(&info->lock); + return 0; + } + return 1; +} + +static inline void unlock_fb_info(struct fb_info *info) +{ + mutex_unlock(&info->lock); +} + static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height) { |