From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: linux-kernel@vger.kernel.org, Vinod Koul <vinod.koul@intel.com>,
Dan Williams <djbw@fb.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: [PATCH 03/12] edma: no need to assign residue to 0 explicitly
Date: Mon, 27 May 2013 15:14:33 +0300 [thread overview]
Message-ID: <1369656882-25241-4-git-send-email-andriy.shevchenko@linux.intel.com> (raw)
In-Reply-To: <1369656882-25241-1-git-send-email-andriy.shevchenko@linux.intel.com>
Residue value is assigned to 0 by dma_cookie_status().
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
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
next prev parent reply other threads:[~2013-05-27 12:14 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-27 12:14 [PATCH 00/12] dma: various minor clean ups for slave drivers Andy Shevchenko
2013-05-27 12:14 ` [PATCH 01/12] imx-sdma: remove useless variable Andy Shevchenko
2013-05-27 12:14 ` [PATCH 02/12] mxs-dma: " Andy Shevchenko
2013-05-27 12:14 ` Andy Shevchenko [this message]
2013-05-27 12:14 ` [PATCH 04/12] ep93xx_dma: remove useless use of lock Andy Shevchenko
2013-05-27 12:14 ` [PATCH 05/12] fsldma: " Andy Shevchenko
2013-05-27 12:14 ` [PATCH 06/12] mmp_pdma: " Andy Shevchenko
2013-05-27 12:14 ` [PATCH 07/12] mpc512x_dma: " Andy Shevchenko
2013-05-27 12:14 ` [PATCH 08/12] pch_dma: " Andy Shevchenko
2013-05-27 12:14 ` [PATCH 09/12] tegra20-apb-dma: " Andy Shevchenko
2013-05-29 10:56 ` Laxman Dewangan
2013-05-29 13:42 ` Andy Shevchenko
2013-05-27 12:14 ` [PATCH 10/12] ipu_idmac: re-use dma_cookie_status() Andy Shevchenko
2013-05-29 2:19 ` Shawn Guo
2013-05-27 12:14 ` [PATCH 11/12] mmp_tdma: set cookies as well when asked for tx status Andy Shevchenko
2013-05-27 12:14 ` [PATCH 12/12] txx9dmac: return DMA_SUCCESS immediately from device_tx_status() Andy Shevchenko
2013-05-30 17:47 ` [PATCH 00/12] dma: various minor clean ups for slave drivers Vinod Koul
2013-05-30 18:32 ` Andy Shevchenko
2013-07-15 9:37 ` Vinod Koul
2013-07-15 10:21 ` Andy Shevchenko
2013-07-15 9:59 ` Vinod Koul
2013-06-01 0:09 ` Dan Williams
2013-07-15 9:33 ` Vinod Koul
2013-07-10 7:54 ` Andy Shevchenko
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