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dmaengine: at_xdmac: simplify getting .drvdata 

We should get drvdata from struct device directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Wolfram Sang 2018-04-22 11:14:10 +02:00 committed by Vinod Koul
parent 5c4a74a414
commit ede2b29503
1 changed files with 3 additions and 6 deletions
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9
drivers/dma/at_xdmac.c
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@ -1833,8 +1833,7 @@ static void at_xdmac_free_chan_resources(struct dma_chan *chan)
#ifdef CONFIG_PM
static int atmel_xdmac_prepare(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct at_xdmac *atxdmac = platform_get_drvdata(pdev);
struct at_xdmac *atxdmac = dev_get_drvdata(dev);
struct dma_chan *chan, *_chan;
list_for_each_entry_safe(chan, _chan, &atxdmac->dma.channels, device_node) {
@ -1853,8 +1852,7 @@ static int atmel_xdmac_prepare(struct device *dev)
#ifdef CONFIG_PM_SLEEP
static int atmel_xdmac_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct at_xdmac *atxdmac = platform_get_drvdata(pdev);
struct at_xdmac *atxdmac = dev_get_drvdata(dev);
struct dma_chan *chan, *_chan;
list_for_each_entry_safe(chan, _chan, &atxdmac->dma.channels, device_node) {
@ -1878,8 +1876,7 @@ static int atmel_xdmac_suspend(struct device *dev)
static int atmel_xdmac_resume(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct at_xdmac *atxdmac = platform_get_drvdata(pdev);
struct at_xdmac *atxdmac = dev_get_drvdata(dev);
struct at_xdmac_chan *atchan;
struct dma_chan *chan, *_chan;
int i;