iio: adc: at91: Use dev_get_drvdata()

Using dev_get_drvdata directly.

Cc: Ludovic Desroches <ludovic.desroches@microchip.com>
Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: linux-iio@vger.kernel.org
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index d5ea84c..a3a4ca9 100644 (file)
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -1586,8 +1586,7 @@ static void at91_adc_hw_init(struct at91_adc_state *st)
 static ssize_t at91_adc_get_fifo_state(struct device *dev,
                                       struct device_attribute *attr, char *buf)
 {
-       struct iio_dev *indio_dev =
-                       platform_get_drvdata(to_platform_device(dev));
+       struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct at91_adc_state *st = iio_priv(indio_dev);
 
        return scnprintf(buf, PAGE_SIZE, "%d\n", !!st->dma_st.dma_chan);
@@ -1596,8 +1595,7 @@ static ssize_t at91_adc_get_fifo_state(struct device *dev,
 static ssize_t at91_adc_get_watermark(struct device *dev,
                                      struct device_attribute *attr, char *buf)
 {
-       struct iio_dev *indio_dev =
-                       platform_get_drvdata(to_platform_device(dev));
+       struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct at91_adc_state *st = iio_priv(indio_dev);
 
        return scnprintf(buf, PAGE_SIZE, "%d\n", st->dma_st.watermark);
@@ -1849,8 +1847,7 @@ static int at91_adc_remove(struct platform_device *pdev)
 
 static __maybe_unused int at91_adc_suspend(struct device *dev)
 {
-       struct iio_dev *indio_dev =
-                       platform_get_drvdata(to_platform_device(dev));
+       struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct at91_adc_state *st = iio_priv(indio_dev);
 
        /*
@@ -1870,8 +1867,7 @@ static __maybe_unused int at91_adc_suspend(struct device *dev)
 
 static __maybe_unused int at91_adc_resume(struct device *dev)
 {
-       struct iio_dev *indio_dev =
-                       platform_get_drvdata(to_platform_device(dev));
+       struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct at91_adc_state *st = iio_priv(indio_dev);
        int ret;
 

diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c
index 596841a..1aa8af3 100644 (file)
--- a/drivers/iio/adc/at91_adc.c
+++ b/drivers/iio/adc/at91_adc.c
@@ -1360,7 +1360,7 @@ static int at91_adc_remove(struct platform_device *pdev)
 #ifdef CONFIG_PM_SLEEP
 static int at91_adc_suspend(struct device *dev)
 {
-       struct iio_dev *idev = platform_get_drvdata(to_platform_device(dev));
+       struct iio_dev *idev = dev_get_drvdata(dev);
        struct at91_adc_state *st = iio_priv(idev);
 
        pinctrl_pm_select_sleep_state(dev);
@@ -1371,7 +1371,7 @@ static int at91_adc_suspend(struct device *dev)
 
 static int at91_adc_resume(struct device *dev)
 {
-       struct iio_dev *idev = platform_get_drvdata(to_platform_device(dev));
+       struct iio_dev *idev = dev_get_drvdata(dev);
        struct at91_adc_state *st = iio_priv(idev);
 
        clk_prepare_enable(st->clk);