diff options
-rw-r--r-- | drivers/video/fbdev/core/Kconfig | 8 | ||||
-rw-r--r-- | include/linux/fb.h | 13 |
2 files changed, 21 insertions, 0 deletions
diff --git a/drivers/video/fbdev/core/Kconfig b/drivers/video/fbdev/core/Kconfig index 528e4dd2199c..85434381b6c6 100644 --- a/drivers/video/fbdev/core/Kconfig +++ b/drivers/video/fbdev/core/Kconfig @@ -136,6 +136,14 @@ config FB_DEFERRED_IO bool depends on FB_CORE +config FB_DMA_HELPERS + bool + depends on FB_CORE + select FB_SYS_COPYAREA + select FB_SYS_FILLRECT + select FB_SYS_FOPS + select FB_SYS_IMAGEBLIT + config FB_IO_HELPERS bool depends on FB_CORE diff --git a/include/linux/fb.h b/include/linux/fb.h index 43458f582f35..cb23f7d7df10 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -591,6 +591,19 @@ extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf, __FB_DEFAULT_SYS_OPS_DRAW, \ __FB_DEFAULT_SYS_OPS_MMAP +/* + * Helpers for framebuffers in DMA-able memory + */ + +#define __FB_DEFAULT_DMA_OPS_RDWR \ + .fb_read = fb_sys_read, \ + .fb_write = fb_sys_write + +#define __FB_DEFAULT_DMA_OPS_DRAW \ + .fb_fillrect = sys_fillrect, \ + .fb_copyarea = sys_copyarea, \ + .fb_imageblit = sys_imageblit + /* drivers/video/fbmem.c */ extern int register_framebuffer(struct fb_info *fb_info); extern void unregister_framebuffer(struct fb_info *fb_info); |