summaryrefslogtreecommitdiff
path: root/drivers/gpio/gpio-syscon.c
diff options
context:
space:
mode:
authorLinus Walleij <linus.walleij@linaro.org>2015-12-07 14:38:36 +0100
committerLinus Walleij <linus.walleij@linaro.org>2016-01-05 11:21:14 +0100
commitd27ad7a833443fe0c4247129ab97105f1d845cda (patch)
tree7e1fac04617264ef386ff8b0718926785b169869 /drivers/gpio/gpio-syscon.c
parent5b90b8c217e92ce9f027af5aa2cb12bdbbd2127a (diff)
gpio: syscon: use gpiochip data pointer
This makes the driver use the data pointer added to the gpio_chip to store a pointer to the state container instead of relying on container_of(). Cc: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-syscon.c')
-rw-r--r--drivers/gpio/gpio-syscon.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/gpio/gpio-syscon.c b/drivers/gpio/gpio-syscon.c
index 333d5af4abd1..e5c5b6205886 100644
--- a/drivers/gpio/gpio-syscon.c
+++ b/drivers/gpio/gpio-syscon.c
@@ -59,14 +59,9 @@ struct syscon_gpio_priv {
u32 dir_reg_offset;
};
-static inline struct syscon_gpio_priv *to_syscon_gpio(struct gpio_chip *chip)
-{
- return container_of(chip, struct syscon_gpio_priv, chip);
-}
-
static int syscon_gpio_get(struct gpio_chip *chip, unsigned offset)
{
- struct syscon_gpio_priv *priv = to_syscon_gpio(chip);
+ struct syscon_gpio_priv *priv = gpiochip_get_data(chip);
unsigned int val, offs;
int ret;
@@ -82,7 +77,7 @@ static int syscon_gpio_get(struct gpio_chip *chip, unsigned offset)
static void syscon_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
{
- struct syscon_gpio_priv *priv = to_syscon_gpio(chip);
+ struct syscon_gpio_priv *priv = gpiochip_get_data(chip);
unsigned int offs;
offs = priv->dreg_offset + priv->data->dat_bit_offset + offset;
@@ -95,7 +90,7 @@ static void syscon_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
static int syscon_gpio_dir_in(struct gpio_chip *chip, unsigned offset)
{
- struct syscon_gpio_priv *priv = to_syscon_gpio(chip);
+ struct syscon_gpio_priv *priv = gpiochip_get_data(chip);
if (priv->data->flags & GPIO_SYSCON_FEAT_DIR) {
unsigned int offs;
@@ -113,7 +108,7 @@ static int syscon_gpio_dir_in(struct gpio_chip *chip, unsigned offset)
static int syscon_gpio_dir_out(struct gpio_chip *chip, unsigned offset, int val)
{
- struct syscon_gpio_priv *priv = to_syscon_gpio(chip);
+ struct syscon_gpio_priv *priv = gpiochip_get_data(chip);
if (priv->data->flags & GPIO_SYSCON_FEAT_DIR) {
unsigned int offs;
@@ -144,7 +139,7 @@ static const struct syscon_gpio_data clps711x_mctrl_gpio = {
static void keystone_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
{
- struct syscon_gpio_priv *priv = to_syscon_gpio(chip);
+ struct syscon_gpio_priv *priv = gpiochip_get_data(chip);
unsigned int offs;
int ret;
@@ -243,7 +238,7 @@ static int syscon_gpio_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, priv);
- return gpiochip_add(&priv->chip);
+ return gpiochip_add_data(&priv->chip, priv);
}
static int syscon_gpio_remove(struct platform_device *pdev)