mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-21 16:29:59 +00:00
Code Issues Releases Wiki Activity

Blackfin: annotate anomaly 05000119 in core DMA code

Browse source 
Add a reminder note to avoid the DMA_DONE bit in our DMA core code.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Robin Getz 2009-04-23 20:56:42 +00:00 committed by Mike Frysinger
parent bc4d6f36db
commit 76068c3c5d
1 changed files with 5 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
arch/blackfin/kernel/bfin_dma_5xx.c
View file

@ -20,6 +20,11 @@
#include <asm/dma.h>
#include <asm/uaccess.h>
/*
* To make sure we work around 05000119 - we always check DMA_DONE bit,
* never the DMA_RUN bit
*/
struct dma_channel dma_ch[MAX_DMA_CHANNELS];
EXPORT_SYMBOL(dma_ch);