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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2013-05-27 15:14:34 +0300 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2013-08-05 09:32:24 +0530 |
| commit | 2302cec2240de28ee1c6977dbbcce308bce8af83 (patch) | |
| tree | db565a4c0a42dec623eb27f3501d06c4c7d75ad7 /drivers/dma/ep93xx_dma.c | |
| parent | 43e33e484e3119520a26567f6e9f195617463b05 (diff) | |
| download | op-kernel-dev-2302cec2240de28ee1c6977dbbcce308bce8af83.zip op-kernel-dev-2302cec2240de28ee1c6977dbbcce308bce8af83.tar.gz | |
ep93xx_dma: remove useless use of lock
Accordingly to dma_cookie_status() description locking is not required.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/ep93xx_dma.c')
| -rw-r--r-- | drivers/dma/ep93xx_dma.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/dma/ep93xx_dma.c b/drivers/dma/ep93xx_dma.c index f2bf8c0..591cd8c 100644 --- a/drivers/dma/ep93xx_dma.c +++ b/drivers/dma/ep93xx_dma.c @@ -1313,15 +1313,7 @@ static enum dma_status ep93xx_dma_tx_status(struct dma_chan *chan, dma_cookie_t cookie, struct dma_tx_state *state) { - struct ep93xx_dma_chan *edmac = to_ep93xx_dma_chan(chan); - enum dma_status ret; - unsigned long flags; - - spin_lock_irqsave(&edmac->lock, flags); - ret = dma_cookie_status(chan, cookie, state); - spin_unlock_irqrestore(&edmac->lock, flags); - - return ret; + return dma_cookie_status(chan, cookie, state); } /** |
