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authorLinus Torvalds <torvalds@linux-foundation.org>2010-11-15 14:06:11 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-11-15 14:06:11 -0800
commit6800e4c0ea3e96cf78953b8b5743381cb1bb9e37 (patch)
tree5f55b84771d1b73bcaec534fdbbc1ec6dd21598d /arch/arm/plat-omap
parent477d4e4fbedafb1cc636124f2de06defceb399b0 (diff)
parentdfcccd3aaba15e4e8ffae65fb2a757b3e49470de (diff)
Merge branch 'omap-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6
* 'omap-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6: arm: omap1: devices: need to return with a value OMAP1: camera.h: add missing include omap: dma: Add read-back to DMA interrupt handler to avoid spuriousinterrupts OMAP2: Devkit8000: Fix mmc regulator failure
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/dma.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index f5c5b8da9a87..2c2826571d45 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -1983,6 +1983,8 @@ static int omap2_dma_handle_ch(int ch)
dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR(ch));
dma_write(1 << ch, IRQSTATUS_L0);
+ /* read back the register to flush the write */
+ dma_read(IRQSTATUS_L0);
/* If the ch is not chained then chain_id will be -1 */
if (dma_chan[ch].chain_id != -1) {