Accordingly to dma_cookie_status() description locking is not required.
Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
Cc: Li Yang <le...@freescale.com>
Cc: Zhang Wei <z...@zh-kernel.org>
Cc: linuxppc-dev@lists.ozlabs.org
---
drivers/dma/fsldma.c | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index 49e8fbd..b3f3e90 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -979,15 +979,7 @@ static enum dma_status fsl_tx_status(struct dma_chan
*dchan,
dma_cookie_t cookie,
struct dma_tx_state *txstate)
{
- struct fsldma_chan *chan = to_fsl_chan(dchan);
- enum dma_status ret;
- unsigned long flags;
-
- spin_lock_irqsave(&chan->desc_lock, flags);
- ret = dma_cookie_status(dchan, cookie, txstate);
- spin_unlock_irqrestore(&chan->desc_lock, flags);
-
- return ret;
+ return dma_cookie_status(dchan, cookie, txstate);
}
/*----------------------------------------------------------------------------*/
--
1.8.2.rc0.22.gb3600c3
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