[PATCH 03/12] edma: no need to assign residue to 0 explicitly

From: Andy Shevchenko
Date: Mon May 27 2013 - 08:16:19 EST


Residue value is assigned to 0 by dma_cookie_status().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/dma/edma.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index cd7e328..8e11499 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -502,8 +502,6 @@ static enum dma_status edma_tx_status(struct dma_chan *chan,
} else if (echan->edesc && echan->edesc->vdesc.tx.cookie == cookie) {
struct edma_desc *edesc = echan->edesc;
txstate->residue = edma_desc_size(edesc);
- } else {
- txstate->residue = 0;
}
spin_unlock_irqrestore(&echan->vchan.lock, flags);

--
1.8.2.rc0.22.gb3600c3

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