From: Tony Lindgren <tony@atomide.com>
Date: Tue, 16 Aug 2005 12:00:57 +0000 (-0700)
Subject: ARM: OMAP: Fix MMC DMA frame count overflow
X-Git-Tag: v2.6.13-omap1~21
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d2fe8330c4551c4ed4866e97258a5c5b966238b8;p=pandora-kernel.git

ARM: OMAP: Fix MMC DMA frame count overflow

In some cases u16 count = sg_dma_len(sg) would overflow resulting in 0
length DMA transfers which would hang the system.

Without this fix, the following command would hang:

# dd if=/dev/mmcblk0 of=/dev/null bs=1M count=1 &
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