From mboxrd@z Thu Jan 1 00:00:00 1970 From: ckeepax@opensource.wolfsonmicro.com (Charles Keepax) Date: Fri, 8 Mar 2013 15:53:04 +0000 Subject: [PATCH] ARM: S3C64XX: Clear DMA flags on channel request Message-ID: <1362757984-19249-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch clears the DMA flags when a DMA channel is requested. This is necessary because otherwise the channel may inherit incompatible settings from its last usage. Signed-off-by: Charles Keepax --- arch/arm/mach-s3c64xx/dma.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-s3c64xx/dma.c b/arch/arm/mach-s3c64xx/dma.c index 6af1aa1..759846c 100644 --- a/arch/arm/mach-s3c64xx/dma.c +++ b/arch/arm/mach-s3c64xx/dma.c @@ -509,6 +509,7 @@ int s3c2410_dma_request(enum dma_ch channel, chan->client = client; chan->in_use = 1; chan->peripheral = channel; + chan->flags = 0; local_irq_restore(flags); -- 1.7.2.5