diff options
| author |   Nicolas Ferre <nicolas.ferre@atmel.com> | 2008-07-23 21:31:20 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 10:47:37 -0700 |
| commit | d22579b837358cbef12ccca5adaf7e93ae09ab7a (patch) | |
| tree | 9da030058cc894372e7d5d0356447d1f6a14804b /include/video | |
| parent | vga16fb: test virtual screen range before subtraction on unsigned (diff) | |
| download | linux-dev-d22579b837358cbef12ccca5adaf7e93ae09ab7a.tar.xz linux-dev-d22579b837358cbef12ccca5adaf7e93ae09ab7a.zip | |
atmel_lcdfb: FIFO underflow management
Manage atmel_lcdfb FIFO underflow
Resetting the LCD and DMA allows to fix screen shifting after a FIFO
underflow. It follows reset sequence from errata "LCD Screen Shifting
After a Reset".
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Haavard Skinnemoen <hskinnemoen@atmel.com>
Cc: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/video')
| -rw-r--r-- | include/video/atmel_lcdc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/video/atmel_lcdc.h b/include/video/atmel_lcdc.h index ed64862c4e18..1ccf462b433a 100644 --- a/include/video/atmel_lcdc.h +++ b/include/video/atmel_lcdc.h @@ -37,6 +37,7 @@ struct atmel_lcdfb_info { struct fb_info *info; void __iomem *mmio; unsigned long irq_base; + struct work_struct task; unsigned int guard_time; struct platform_device *pdev; |