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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2012-06-19 13:34:04 +0300
committerVinod Koul <vinod.koul@linux.intel.com>2012-06-21 08:05:34 +0530
commit2ab3727634bf88583b40541ea32df6dadfb8cc6c (patch)
tree57ef5973fdd36c0f13eee61fd35cfdfefd7055f6 /drivers/dma
parent1d4554376549d50e8555e6617a4005623ea91788 (diff)
downloadlinux-2ab3727634bf88583b40541ea32df6dadfb8cc6c.tar.bz2
dw_dmac: print correct number of scanned descriptors
In case the first descriptor we found is available, the counter still remains 0 value which is wrong. This patch fixes the counter behaviour. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Viresh Kumar <viresh.linux@gmail.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/dw_dmac.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index 467599a4b9b6..a37608d02a2c 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -105,13 +105,13 @@ static struct dw_desc *dwc_desc_get(struct dw_dma_chan *dwc)
spin_lock_irqsave(&dwc->lock, flags);
list_for_each_entry_safe(desc, _desc, &dwc->free_list, desc_node) {
+ i++;
if (async_tx_test_ack(&desc->txd)) {
list_del(&desc->desc_node);
ret = desc;
break;
}
dev_dbg(chan2dev(&dwc->chan), "desc %p not ACKed\n", desc);
- i++;
}
spin_unlock_irqrestore(&dwc->lock, flags);