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(parent: 06569f5) | patch
omap: Fix race condition in omap dma driver
authorTao Hu <taohu@motorola.com>
Wed, 11 Nov 2009 02:55:17 +0000 (18:55 -0800)
committerTony Lindgren <tony@atomide.com>
Wed, 11 Nov 2009 02:55:17 +0000 (18:55 -0800)
commit394b8f02c86c4a0c71b307a15b5df7c3e1438037
tree0c0f49d8240d595e8162fbc02939266e3c268a9etree | snapshot
parent06569f5994f91c576726e7c3260f2ae0d334e1f1commit | diff
omap: Fix race condition in omap dma driver

The bug could cause irq enable bit of one DMA channel is
cleared/set unexpectedly when 2 (or more) drivers are calling
omap_request_dma()/omap_free_dma() simultaneously

Signed-off-by: Fei Yang <AFY095@motorola.com>
Signed-off-by: Tao Hu <taohu@motorola.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
arch/arm/plat-omap/dma.c diff | blob | history
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