pch_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>
diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index 0bbdea50..956314d 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -564,14 +564,7 @@
static enum dma_status pd_tx_status(struct dma_chan *chan, dma_cookie_t cookie,
struct dma_tx_state *txstate)
{
- struct pch_dma_chan *pd_chan = to_pd_chan(chan);
- enum dma_status ret;
-
- spin_lock_irq(&pd_chan->lock);
- ret = dma_cookie_status(chan, cookie, txstate);
- spin_unlock_irq(&pd_chan->lock);
-
- return ret;
+ return dma_cookie_status(chan, cookie, txstate);
}
static void pd_issue_pending(struct dma_chan *chan)