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| author | Ingo Molnar <mingo@elte.hu> | 2009-02-09 14:58:11 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-02-09 14:58:11 +0100 |
| commit | 249d51b53aea1b7cdb1be65a1a9a0c59d9e06f3e (patch) | |
| tree | 7fc06930e46ee13d394f5b031166c40206af3189 /include/linux/fb.h | |
| parent | 44581a28e805a31661469c4b466b9cd14b36e7b6 (diff) | |
| parent | 8e4921515c1a379539607eb443d51c30f4f7f338 (diff) | |
| download | linux-stable-249d51b53aea1b7cdb1be65a1a9a0c59d9e06f3e.tar.gz linux-stable-249d51b53aea1b7cdb1be65a1a9a0c59d9e06f3e.tar.bz2 linux-stable-249d51b53aea1b7cdb1be65a1a9a0c59d9e06f3e.zip | |
Merge commit 'v2.6.29-rc4' into core/percpu
Conflicts:
arch/x86/mach-voyager/voyager_smp.c
arch/x86/mm/fault.c
Diffstat (limited to 'include/linux/fb.h')
| -rw-r--r-- | include/linux/fb.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/fb.h b/include/linux/fb.h index 818fe21257e8..31527e17076b 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -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) { |