[PATCH 2/6] dmaengine: at_xdmac: simplify getting .drvdata
Wolfram Sang
wsa+renesas at sang-engineering.com
Sun Apr 22 02:14:10 PDT 2018
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 at sang-engineering.com>
---
Build tested only. buildbot is happy. Please apply to your tree directly.
drivers/dma/at_xdmac.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index 94236ec9d410..4bf72561667c 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -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;
--
2.11.0
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