dmaengine: ste_dma40: 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>

1 files changed, 4 insertions, 8 deletions

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index c2b089af0420..1bc149af990e 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -2889,8 +2889,7 @@ static int __init d40_dmaengine_init(struct d40_base *base,
 #ifdef CONFIG_PM_SLEEP
 static int dma40_suspend(struct device *dev)
 {
-        struct platform_device *pdev = to_platform_device(dev);
-        struct d40_base *base = platform_get_drvdata(pdev);
+        struct d40_base *base = dev_get_drvdata(dev);
         int ret;
 
         ret = pm_runtime_force_suspend(dev);
@@ -2904,8 +2903,7 @@ static int dma40_suspend(struct device *dev)
 
 static int dma40_resume(struct device *dev)
 {
-        struct platform_device *pdev = to_platform_device(dev);
-        struct d40_base *base = platform_get_drvdata(pdev);
+        struct d40_base *base = dev_get_drvdata(dev);
         int ret = 0;
 
         if (base->lcpa_regulator) {
@@ -2970,8 +2968,7 @@ static void d40_save_restore_registers(struct d40_base *base, bool save)
 
 static int dma40_runtime_suspend(struct device *dev)
 {
-        struct platform_device *pdev = to_platform_device(dev);
-        struct d40_base *base = platform_get_drvdata(pdev);
+        struct d40_base *base = dev_get_drvdata(dev);
 
         d40_save_restore_registers(base, true);
 
@@ -2985,8 +2982,7 @@ static int dma40_runtime_suspend(struct device *dev)
 
 static int dma40_runtime_resume(struct device *dev)
 {
-        struct platform_device *pdev = to_platform_device(dev);
-        struct d40_base *base = platform_get_drvdata(pdev);
+        struct d40_base *base = dev_get_drvdata(dev);
 
         d40_save_restore_registers(base, false);