From: Nicolas Ferre <nicolas.ferre@atmel.com>
Date: Thu, 24 Jul 2008 04:31:20 +0000 (-0700)
Subject: atmel_lcdfb: FIFO underflow management
X-Git-Tag: v2.6.27-rc1~565
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d22579b837358cbef12ccca5adaf7e93ae09ab7a;p=pandora-kernel.git

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>
---

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