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>

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index 94236ec..4bf7256 100644 (file)
--- 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;