[PATCH 1/6] dmaengine: at_hdmac: simplify getting .drvdata

[Wolfram Sang]

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@xxxxxxxxxxxxxxxxxxxx>
---

Build tested only. buildbot is happy. Please apply to your tree directly.

 drivers/dma/at_hdmac.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index a861b5b4d443..75f38d19fcbe 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -2041,8 +2041,7 @@ static void at_dma_shutdown(struct platform_device *pdev)
 
 static int at_dma_prepare(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct at_dma *atdma = platform_get_drvdata(pdev);
+	struct at_dma *atdma = dev_get_drvdata(dev);
 	struct dma_chan *chan, *_chan;
 
 	list_for_each_entry_safe(chan, _chan, &atdma->dma_common.channels,
@@ -2076,8 +2075,7 @@ static void atc_suspend_cyclic(struct at_dma_chan *atchan)
 
 static int at_dma_suspend_noirq(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct at_dma *atdma = platform_get_drvdata(pdev);
+	struct at_dma *atdma = dev_get_drvdata(dev);
 	struct dma_chan *chan, *_chan;
 
 	/* preserve data */
@@ -2118,8 +2116,7 @@ static void atc_resume_cyclic(struct at_dma_chan *atchan)
 
 static int at_dma_resume_noirq(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct at_dma *atdma = platform_get_drvdata(pdev);
+	struct at_dma *atdma = dev_get_drvdata(dev);
 	struct dma_chan *chan, *_chan;
 
 	/* bring back DMA controller */
-- 
2.11.0