diff options
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 9a4f035e9fdc..82e39cd0c4fb 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h | |||
@@ -833,6 +833,21 @@ extern int fb_new_modelist(struct fb_info *info); | |||
833 | extern struct fb_info *registered_fb[FB_MAX]; | 833 | extern struct fb_info *registered_fb[FB_MAX]; |
834 | extern int num_registered_fb; | 834 | extern int num_registered_fb; |
835 | 835 | ||
836 | static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, | ||
837 | u8 *src, u32 s_pitch, u32 height) | ||
838 | { | ||
839 | int i, j; | ||
840 | |||
841 | d_pitch -= s_pitch; | ||
842 | |||
843 | for (i = height; i--; ) { | ||
844 | /* s_pitch is a few bytes at the most, memcpy is suboptimal */ | ||
845 | for (j = 0; j < s_pitch; j++) | ||
846 | *dst++ = *src++; | ||
847 | dst += d_pitch; | ||
848 | } | ||
849 | } | ||
850 | |||
836 | /* drivers/video/fbsysfs.c */ | 851 | /* drivers/video/fbsysfs.c */ |
837 | extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev); | 852 | extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev); |
838 | extern void framebuffer_release(struct fb_info *info); | 853 | extern void framebuffer_release(struct fb_info *info); |