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authorLinus Walleij <linus.walleij@linaro.org>2016-03-30 10:48:05 +0200
committerLee Jones <lee.jones@linaro.org>2016-04-19 07:58:37 +0100
commit3a504105f0e4cf32464d596f3b30d23dbfd76520 (patch)
tree5d62586613609745c1ba769db2118bb81193f0de /drivers/mfd
parented1c9b3c18e33a69da0a911eadf4948ea7e5b5b9 (diff)
mfd: sm501: 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: Ben Dooks <ben@fluff.org.uk> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/sm501.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index c646784c5a7d..65cd0d2a822a 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -879,11 +879,6 @@ static int sm501_register_display(struct sm501_devdata *sm,
#ifdef CONFIG_MFD_SM501_GPIO
-static inline struct sm501_gpio_chip *to_sm501_gpio(struct gpio_chip *gc)
-{
- return container_of(gc, struct sm501_gpio_chip, gpio);
-}
-
static inline struct sm501_devdata *sm501_gpio_to_dev(struct sm501_gpio *gpio)
{
return container_of(gpio, struct sm501_devdata, gpio);
@@ -892,7 +887,7 @@ static inline struct sm501_devdata *sm501_gpio_to_dev(struct sm501_gpio *gpio)
static int sm501_gpio_get(struct gpio_chip *chip, unsigned offset)
{
- struct sm501_gpio_chip *smgpio = to_sm501_gpio(chip);
+ struct sm501_gpio_chip *smgpio = gpiochip_get_data(chip);
unsigned long result;
result = smc501_readl(smgpio->regbase + SM501_GPIO_DATA_LOW);
@@ -923,7 +918,7 @@ static void sm501_gpio_ensure_gpio(struct sm501_gpio_chip *smchip,
static void sm501_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
{
- struct sm501_gpio_chip *smchip = to_sm501_gpio(chip);
+ struct sm501_gpio_chip *smchip = gpiochip_get_data(chip);
struct sm501_gpio *smgpio = smchip->ourgpio;
unsigned long bit = 1 << offset;
void __iomem *regs = smchip->regbase;
@@ -948,7 +943,7 @@ static void sm501_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
static int sm501_gpio_input(struct gpio_chip *chip, unsigned offset)
{
- struct sm501_gpio_chip *smchip = to_sm501_gpio(chip);
+ struct sm501_gpio_chip *smchip = gpiochip_get_data(chip);
struct sm501_gpio *smgpio = smchip->ourgpio;
void __iomem *regs = smchip->regbase;
unsigned long bit = 1 << offset;
@@ -974,7 +969,7 @@ static int sm501_gpio_input(struct gpio_chip *chip, unsigned offset)
static int sm501_gpio_output(struct gpio_chip *chip,
unsigned offset, int value)
{
- struct sm501_gpio_chip *smchip = to_sm501_gpio(chip);
+ struct sm501_gpio_chip *smchip = gpiochip_get_data(chip);
struct sm501_gpio *smgpio = smchip->ourgpio;
unsigned long bit = 1 << offset;
void __iomem *regs = smchip->regbase;
@@ -1039,7 +1034,7 @@ static int sm501_gpio_register_chip(struct sm501_devdata *sm,
gchip->base = base;
chip->ourgpio = gpio;
- return gpiochip_add(gchip);
+ return gpiochip_add_data(gchip, chip);
}
static int sm501_register_gpio(struct sm501_devdata *sm)