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authorRussell King - ARM Linux <linux@arm.linux.org.uk>2012-03-07 02:34:06 +0400
committerVinod Koul <vinod.koul@linux.intel.com>2012-03-13 10:06:06 +0400
commit4d4e58de32a192fea65ab84509d17d199bd291c8 (patch)
treebe35531778c9cc6bee73beb94d07e176a6f3599d /drivers/dma/fsldma.c
parent08714f60b0fc6ea3a060b69b32e77139f14e6045 (diff)
downloadlinux-4d4e58de32a192fea65ab84509d17d199bd291c8.tar.xz
dmaengine: move last completed cookie into generic dma_chan structure
Every DMA engine implementation declares a last completed dma cookie in their private dma channel structures. This is pointless, and forces driver specific code. Move this out into the common dma_chan structure. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Tested-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Jassi Brar <jassisinghbrar@gmail.com> [imx-sdma.c & mxs-dma.c] Tested-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma/fsldma.c')
-rw-r--r--drivers/dma/fsldma.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index b98070c33ca9..9b5cb8a43cfa 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -990,7 +990,7 @@ static enum dma_status fsl_tx_status(struct dma_chan *dchan,
spin_lock_irqsave(&chan->desc_lock, flags);
- last_complete = chan->completed_cookie;
+ last_complete = dchan->completed_cookie;
last_used = dchan->cookie;
spin_unlock_irqrestore(&chan->desc_lock, flags);
@@ -1088,7 +1088,7 @@ static void dma_do_tasklet(unsigned long data)
desc = to_fsl_desc(chan->ld_running.prev);
cookie = desc->async_tx.cookie;
- chan->completed_cookie = cookie;
+ chan->common.completed_cookie = cookie;
chan_dbg(chan, "completed_cookie=%d\n", cookie);
}