xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

dmaengine: consolidate initialization of cookies

Browse Source 
Provide a common function to initialize a channels cookie values.

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>
This commit is contained in:
Russell King - ARM Linux
2012-03-06 22:35:47 +00:00
committed by Vinod Koul
parent 96a2af41c7
commit d3ee98cdcd
15 changed files with 31 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/dma/at_hdmac.c
View File

@@ -1103,7 +1103,7 @@ static int atc_alloc_chan_resources(struct dma_chan *chan)
spin_lock_irqsave(&atchan->lock, flags);
atchan->descs_allocated = i;
list_splice(&tmp_list, &atchan->free_list);
chan->completed_cookie = chan->cookie = 1;
dma_cookie_init(chan);
spin_unlock_irqrestore(&atchan->lock, flags);
/* channel parameters */
@@ -1303,7 +1303,7 @@ static int __init at_dma_probe(struct platform_device *pdev)
struct at_dma_chan *atchan = &atdma->chan[i];
atchan->chan_common.device = &atdma->dma_common;
atchan->chan_common.cookie = atchan->chan_common.completed_cookie = 1;
dma_cookie_init(&atchan->chan_common);
list_add_tail(&atchan->chan_common.device_node,
&atdma->dma_common.channels);