staging:iio:resolver: Use dev_to_iio_dev()

Replace open-coded instances of getting a iio_dev struct from a device struct
with dev_to_iio_dev().

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c
index a236ddb..f313859 100644 (file)
--- a/drivers/staging/iio/resolver/ad2s1210.c
+++ b/drivers/staging/iio/resolver/ad2s1210.c
@@ -200,7 +200,7 @@ static ssize_t ad2s1210_store_softreset(struct device *dev,
                                        const char *buf,
                                        size_t len)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        int ret;
 
        mutex_lock(&st->lock);
@@ -214,7 +214,7 @@ static ssize_t ad2s1210_show_fclkin(struct device *dev,
                                    struct device_attribute *attr,
                                    char *buf)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        return sprintf(buf, "%d\n", st->fclkin);
 }
 
@@ -223,7 +223,7 @@ static ssize_t ad2s1210_store_fclkin(struct device *dev,
                                     const char *buf,
                                     size_t len)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        unsigned long fclkin;
        int ret;
 
@@ -252,7 +252,7 @@ static ssize_t ad2s1210_show_fexcit(struct device *dev,
                                    struct device_attribute *attr,
                                    char *buf)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        return sprintf(buf, "%d\n", st->fexcit);
 }
 
@@ -260,7 +260,7 @@ static ssize_t ad2s1210_store_fexcit(struct device *dev,
                                     struct device_attribute *attr,
                                     const char *buf, size_t len)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        unsigned long fexcit;
        int ret;
 
@@ -287,7 +287,7 @@ static ssize_t ad2s1210_show_control(struct device *dev,
                                     struct device_attribute *attr,
                                     char *buf)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        int ret;
        mutex_lock(&st->lock);
        ret = ad2s1210_config_read(st, AD2S1210_REG_CONTROL);
@@ -299,7 +299,7 @@ static ssize_t ad2s1210_store_control(struct device *dev,
                        struct device_attribute *attr,
                        const char *buf, size_t len)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        unsigned long udata;
        unsigned char data;
        int ret;
@@ -345,7 +345,7 @@ error_ret:
 static ssize_t ad2s1210_show_resolution(struct device *dev,
                        struct device_attribute *attr, char *buf)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        return sprintf(buf, "%d\n", st->resolution);
 }
 
@@ -353,7 +353,7 @@ static ssize_t ad2s1210_store_resolution(struct device *dev,
                        struct device_attribute *attr,
                        const char *buf, size_t len)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        unsigned char data;
        unsigned long udata;
        int ret;
@@ -403,7 +403,7 @@ error_ret:
 static ssize_t ad2s1210_show_fault(struct device *dev,
                        struct device_attribute *attr, char *buf)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        int ret;
 
        mutex_lock(&st->lock);
@@ -418,7 +418,7 @@ static ssize_t ad2s1210_clear_fault(struct device *dev,
                                    const char *buf,
                                    size_t len)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        int ret;
 
        mutex_lock(&st->lock);
@@ -441,7 +441,7 @@ static ssize_t ad2s1210_show_reg(struct device *dev,
                                 struct device_attribute *attr,
                                 char *buf)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        struct iio_dev_attr *iattr = to_iio_dev_attr(attr);
        int ret;
 
@@ -455,7 +455,7 @@ static ssize_t ad2s1210_show_reg(struct device *dev,
 static ssize_t ad2s1210_store_reg(struct device *dev,
                struct device_attribute *attr, const char *buf, size_t len)
 {
-       struct ad2s1210_state *st = iio_priv(dev_get_drvdata(dev));
+       struct ad2s1210_state *st = iio_priv(dev_to_iio_dev(dev));
        unsigned long data;
        int ret;
        struct iio_dev_attr *iattr = to_iio_dev_attr(attr);