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dmaengine: i.MX: Fix merge of cookie branch. 

When merging DMA cookie changes a small chunk
of code was dropped. This broke imx-dma driver.

This patch adds this chunk again and fixes the problem.

Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
This commit is contained in:
Javier Martin 2012-03-22 14:54:15 +01:00 committed by Vinod Koul
parent f606ab897b
commit 660cd0dd94
1 changed files with 1 additions and 0 deletions
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drivers/dma/imx-dma.c
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@ -679,6 +679,7 @@ static dma_cookie_t imxdma_tx_submit(struct dma_async_tx_descriptor *tx)
unsigned long flags; unsigned long flags;
spin_lock_irqsave(&imxdma->lock, flags); spin_lock_irqsave(&imxdma->lock, flags);
list_move_tail(imxdmac->ld_free.next, &imxdmac->ld_queue);
cookie = dma_cookie_assign(tx); cookie = dma_cookie_assign(tx);
spin_unlock_irqrestore(&imxdma->lock, flags); spin_unlock_irqrestore(&imxdma->lock, flags);