diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 16:26:58 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 13:21:13 +0300 |
| commit | c0ad184adb74d30b9010ecdec955d63481f79101 (patch) | |
| tree | 5b717f3a87c969d194aad99189368268eca6b37a /drivers/gpio | |
| parent | 8ca7f1fab866a0ce22c878cb824ba5f73c3e0556 (diff) | |
| download | linux-c0ad184adb74d30b9010ecdec955d63481f79101.tar.xz | |
gpio: spear-spics: 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: Shiraz Hashim <shiraz.linux.kernel@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-spear-spics.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpio/gpio-spear-spics.c b/drivers/gpio/gpio-spear-spics.c index bd436b7f86e1..50fb09080a6b 100644 --- a/drivers/gpio/gpio-spear-spics.c +++ b/drivers/gpio/gpio-spear-spics.c @@ -62,8 +62,7 @@ static int spics_get_value(struct gpio_chip *chip, unsigned offset) static void spics_set_value(struct gpio_chip *chip, unsigned offset, int value) { - struct spear_spics *spics = container_of(chip, struct spear_spics, - chip); + struct spear_spics *spics = gpiochip_get_data(chip); u32 tmp; /* select chip select from register */ @@ -94,8 +93,7 @@ static int spics_direction_output(struct gpio_chip *chip, unsigned offset, static int spics_request(struct gpio_chip *chip, unsigned offset) { - struct spear_spics *spics = container_of(chip, struct spear_spics, - chip); + struct spear_spics *spics = gpiochip_get_data(chip); u32 tmp; if (!spics->use_count++) { @@ -110,8 +108,7 @@ static int spics_request(struct gpio_chip *chip, unsigned offset) static void spics_free(struct gpio_chip *chip, unsigned offset) { - struct spear_spics *spics = container_of(chip, struct spear_spics, - chip); + struct spear_spics *spics = gpiochip_get_data(chip); u32 tmp; if (!--spics->use_count) { @@ -168,7 +165,7 @@ static int spics_gpio_probe(struct platform_device *pdev) spics->chip.owner = THIS_MODULE; spics->last_off = -1; - ret = gpiochip_add(&spics->chip); + ret = gpiochip_add_data(&spics->chip, spics); if (ret) { dev_err(&pdev->dev, "unable to add gpio chip\n"); return ret; |