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[PATCH 1/4] dmaengine: omap-dma: Correct status reporting for memcpy

From Peter Ujfalusi <peter.ujfalusi@ti.com>
Newsgroups linux.kernel
Subject [PATCH 1/4] dmaengine: omap-dma: Correct status reporting for memcpy
Date 2015-11-11 11:40 +0100
Message-ID <qtAYO-1zz-11@gated-at.bofh.it> (permalink)
References <qtAYN-1zz-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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During mem copy both src and dst position moves at the same pace. Check the
dst position for progress reporting.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
---
 drivers/dma/omap-dma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c
index 1dfc71c90123..8ed39ce24d46 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/omap-dma.c
@@ -719,7 +719,7 @@ static enum dma_status omap_dma_tx_status(struct dma_chan *chan,
 
 		if (d->dir == DMA_MEM_TO_DEV)
 			pos = omap_dma_get_src_pos(c);
-		else if (d->dir == DMA_DEV_TO_MEM)
+		else if (d->dir == DMA_DEV_TO_MEM  || d->dir == DMA_MEM_TO_MEM)
 			pos = omap_dma_get_dst_pos(c);
 		else
 			pos = 0;
-- 
2.6.2

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Thread

[PATCH 0/4] dmaengine: omap-dma: transfer start and short memcpy improvement Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-11 11:40 +0100
  [PATCH 4/4] dmaengine: omap-dma: Handle cases when the channel is polled for completion Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-11 11:40 +0100
  [PATCH 2/4] dmaengine: omap-dma: Clean up the prep_slave_sg sg list walk code Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-11 11:40 +0100
  [PATCH 1/4] dmaengine: omap-dma: Correct status reporting for memcpy Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-11 11:40 +0100
  [PATCH 3/4] dmaengine: omap-dma: Remove tasklet to start the transfers Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-11 11:40 +0100

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