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authorLinus Walleij <linus.walleij@linaro.org>2015-12-07 13:46:45 (GMT)
committerLinus Walleij <linus.walleij@linaro.org>2016-01-05 10:21:15 (GMT)
commit94a90370427fb927442c0a00180ddbaf08f577df (patch)
tree48afb2b00e3146bcc45ee385e6a37fb0152cc706 /drivers/gpio
parent92a41e2f73879373a4ce2df4b2137d03ba1289ec (diff)
downloadlinux-94a90370427fb927442c0a00180ddbaf08f577df.tar.xz
gpio: tps6586x: 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(). Acked-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-tps6586x.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/gpio/gpio-tps6586x.c b/drivers/gpio/gpio-tps6586x.c
index 89b2249..87de548 100644
--- a/drivers/gpio/gpio-tps6586x.c
+++ b/drivers/gpio/gpio-tps6586x.c
@@ -38,14 +38,9 @@ struct tps6586x_gpio {
struct device *parent;
};
-static inline struct tps6586x_gpio *to_tps6586x_gpio(struct gpio_chip *chip)
-{
- return container_of(chip, struct tps6586x_gpio, gpio_chip);
-}
-
static int tps6586x_gpio_get(struct gpio_chip *gc, unsigned offset)
{
- struct tps6586x_gpio *tps6586x_gpio = to_tps6586x_gpio(gc);
+ struct tps6586x_gpio *tps6586x_gpio = gpiochip_get_data(gc);
uint8_t val;
int ret;
@@ -59,7 +54,7 @@ static int tps6586x_gpio_get(struct gpio_chip *gc, unsigned offset)
static void tps6586x_gpio_set(struct gpio_chip *gc, unsigned offset,
int value)
{
- struct tps6586x_gpio *tps6586x_gpio = to_tps6586x_gpio(gc);
+ struct tps6586x_gpio *tps6586x_gpio = gpiochip_get_data(gc);
tps6586x_update(tps6586x_gpio->parent, TPS6586X_GPIOSET2,
value << offset, 1 << offset);
@@ -68,7 +63,7 @@ static void tps6586x_gpio_set(struct gpio_chip *gc, unsigned offset,
static int tps6586x_gpio_output(struct gpio_chip *gc, unsigned offset,
int value)
{
- struct tps6586x_gpio *tps6586x_gpio = to_tps6586x_gpio(gc);
+ struct tps6586x_gpio *tps6586x_gpio = gpiochip_get_data(gc);
uint8_t val, mask;
tps6586x_gpio_set(gc, offset, value);
@@ -82,7 +77,7 @@ static int tps6586x_gpio_output(struct gpio_chip *gc, unsigned offset,
static int tps6586x_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
{
- struct tps6586x_gpio *tps6586x_gpio = to_tps6586x_gpio(gc);
+ struct tps6586x_gpio *tps6586x_gpio = gpiochip_get_data(gc);
return tps6586x_irq_get_virq(tps6586x_gpio->parent,
TPS6586X_INT_PLDO_0 + offset);
@@ -122,7 +117,7 @@ static int tps6586x_gpio_probe(struct platform_device *pdev)
else
tps6586x_gpio->gpio_chip.base = -1;
- ret = gpiochip_add(&tps6586x_gpio->gpio_chip);
+ ret = gpiochip_add_data(&tps6586x_gpio->gpio_chip, tps6586x_gpio);
if (ret < 0) {
dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret);
return ret;