diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 11:42:22 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 11:21:12 +0100 |
| commit | 81d0c31d11846f282f08ff81219ff6b7230a78b1 (patch) | |
| tree | 95a553e81bc9efe3ca4f6e95d36b8a822ddc1326 /drivers/gpio/gpio-pxa.c | |
| parent | d81b37fcad764c7babd7dd858aeb1b9afd2df5cc (diff) | |
| download | lwn-81d0c31d11846f282f08ff81219ff6b7230a78b1.tar.gz lwn-81d0c31d11846f282f08ff81219ff6b7230a78b1.zip | |
gpio: pxa: 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: Daniel Mack <zonque@gmail.com>
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-pxa.c')
| -rw-r--r-- | drivers/gpio/gpio-pxa.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c index 415852d3ca8a..b2b7b78664b8 100644 --- a/drivers/gpio/gpio-pxa.c +++ b/drivers/gpio/gpio-pxa.c @@ -155,14 +155,15 @@ static struct pxa_gpio_id pxa1928_id = { static inline struct pxa_gpio_chip *chip_to_pxachip(struct gpio_chip *c) { - struct pxa_gpio_chip *pxa_chip = - container_of(c, struct pxa_gpio_chip, chip); + struct pxa_gpio_chip *pxa_chip = gpiochip_get_data(c); return pxa_chip; } + static inline void __iomem *gpio_bank_base(struct gpio_chip *c, int gpio) { - struct pxa_gpio_bank *bank = chip_to_pxachip(c)->banks + (gpio / 32); + struct pxa_gpio_chip *p = gpiochip_get_data(c); + struct pxa_gpio_bank *bank = p->banks + (gpio / 32); return bank->regbase; } @@ -370,7 +371,7 @@ static int pxa_init_gpio_chip(struct pxa_gpio_chip *pchip, int ngpio, bank->regbase = regbase + BANK_OFF(i); } - return gpiochip_add(&pchip->chip); + return gpiochip_add_data(&pchip->chip, pchip); } /* Update only those GRERx and GFERx edge detection register bits if those |