diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-08 18:17:02 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-07 02:08:36 +0300 |
| commit | 78d455a2e41fa3de9e1d2d3696cefcb7d6c9c5c4 (patch) | |
| tree | 82fe4675b2a50f14ba984a700207ed3e5e81e7a8 | |
| parent | 95bf0951e415cf71654184fd6e8c711782b1f22a (diff) | |
| download | linux-78d455a2e41fa3de9e1d2d3696cefcb7d6c9c5c4.tar.xz | |
bcma: gpio: 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: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | drivers/bcma/driver_gpio.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c index 949754427ce2..98067f757fb0 100644 --- a/drivers/bcma/driver_gpio.c +++ b/drivers/bcma/driver_gpio.c @@ -17,14 +17,9 @@ #define BCMA_GPIO_MAX_PINS 32 -static inline struct bcma_drv_cc *bcma_gpio_get_cc(struct gpio_chip *chip) -{ - return container_of(chip, struct bcma_drv_cc, gpio); -} - static int bcma_gpio_get_value(struct gpio_chip *chip, unsigned gpio) { - struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + struct bcma_drv_cc *cc = gpiochip_get_data(chip); return !!bcma_chipco_gpio_in(cc, 1 << gpio); } @@ -32,14 +27,14 @@ static int bcma_gpio_get_value(struct gpio_chip *chip, unsigned gpio) static void bcma_gpio_set_value(struct gpio_chip *chip, unsigned gpio, int value) { - struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + struct bcma_drv_cc *cc = gpiochip_get_data(chip); bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0); } static int bcma_gpio_direction_input(struct gpio_chip *chip, unsigned gpio) { - struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + struct bcma_drv_cc *cc = gpiochip_get_data(chip); bcma_chipco_gpio_outen(cc, 1 << gpio, 0); return 0; @@ -48,7 +43,7 @@ static int bcma_gpio_direction_input(struct gpio_chip *chip, unsigned gpio) static int bcma_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, int value) { - struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + struct bcma_drv_cc *cc = gpiochip_get_data(chip); bcma_chipco_gpio_outen(cc, 1 << gpio, 1 << gpio); bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0); @@ -57,7 +52,7 @@ static int bcma_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, static int bcma_gpio_request(struct gpio_chip *chip, unsigned gpio) { - struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + struct bcma_drv_cc *cc = gpiochip_get_data(chip); bcma_chipco_gpio_control(cc, 1 << gpio, 0); /* clear pulldown */ @@ -70,7 +65,7 @@ static int bcma_gpio_request(struct gpio_chip *chip, unsigned gpio) static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio) { - struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + struct bcma_drv_cc *cc = gpiochip_get_data(chip); /* clear pullup */ bcma_chipco_gpio_pullup(cc, 1 << gpio, 0); @@ -81,7 +76,7 @@ static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio) static void bcma_gpio_irq_unmask(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct bcma_drv_cc *cc = bcma_gpio_get_cc(gc); + struct bcma_drv_cc *cc = gpiochip_get_data(gc); int gpio = irqd_to_hwirq(d); u32 val = bcma_chipco_gpio_in(cc, BIT(gpio)); @@ -92,7 +87,7 @@ static void bcma_gpio_irq_unmask(struct irq_data *d) static void bcma_gpio_irq_mask(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct bcma_drv_cc *cc = bcma_gpio_get_cc(gc); + struct bcma_drv_cc *cc = gpiochip_get_data(gc); int gpio = irqd_to_hwirq(d); bcma_chipco_gpio_intmask(cc, BIT(gpio), 0); @@ -216,7 +211,7 @@ int bcma_gpio_init(struct bcma_drv_cc *cc) else chip->base = -1; - err = gpiochip_add(chip); + err = gpiochip_add_data(chip, cc); if (err) return err; |