From 58344f25cf5f3453bfcf4b845ea9ec71153e45c3 Mon Sep 17 00:00:00 2001 From: Nicolas Ferre Date: Wed, 12 Jan 2011 15:39:07 +0100 Subject: [PATCH] dmaengine: at_hdmac: no need set ACK in new descriptor Following descriptor flow in at_hdmac driver, descriptor comming from atc_desc_get() as already DMA_CTRL_ACK flag set. No need to set it again. Signed-off-by: Nicolas Ferre Signed-off-by: Dan Williams --- drivers/dma/at_hdmac.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 73a470b4809..c6ddd6ffb8f 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -583,7 +583,6 @@ atc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src, desc->lli.ctrlb = ctrlb; desc->txd.cookie = 0; - async_tx_ack(&desc->txd); if (!first) { first = desc; -- 2.11.4.GIT