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authorNicolas Ferre <nicolas.ferre@atmel.com>2008-07-23 21:31:20 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-24 10:47:37 -0700
commitd22579b837358cbef12ccca5adaf7e93ae09ab7a (patch)
tree9da030058cc894372e7d5d0356447d1f6a14804b /include/video
parent77a6e7abb09de0e85a15e2fe42c21ffc59847759 (diff)
downloadop-kernel-dev-d22579b837358cbef12ccca5adaf7e93ae09ab7a.zip
op-kernel-dev-d22579b837358cbef12ccca5adaf7e93ae09ab7a.tar.gz
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.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/video/atmel_lcdc.h b/include/video/atmel_lcdc.h
index ed64862..1ccf462 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;
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