Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Linus Walleij <> | Subject | [PATCH 6/9] mfd: tc6393xb: Use gpiochip data pointer | Date | Wed, 30 Mar 2016 10:48:06 +0200 |
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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: Dmitry Baryshkov <dbaryshkov@gmail.com> Acked-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- drivers/mfd/tc6393xb.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c index 1ecbfa40d1b3..d42d322ac7ca 100644 --- a/drivers/mfd/tc6393xb.c +++ b/drivers/mfd/tc6393xb.c @@ -24,7 +24,7 @@ #include <linux/mfd/core.h> #include <linux/mfd/tmio.h> #include <linux/mfd/tc6393xb.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/slab.h> #define SCR_REVID 0x08 /* b Revision ID */ @@ -434,7 +434,7 @@ static struct mfd_cell tc6393xb_cells[] = { static int tc6393xb_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + struct tc6393xb *tc6393xb = gpiochip_get_data(chip); /* XXX: does dsr also represent inputs? */ return !!(tmio_ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8)) @@ -444,7 +444,7 @@ static int tc6393xb_gpio_get(struct gpio_chip *chip, static void __tc6393xb_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + struct tc6393xb *tc6393xb = gpiochip_get_data(chip); u8 dsr; dsr = tmio_ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8)); @@ -459,7 +459,7 @@ static void __tc6393xb_gpio_set(struct gpio_chip *chip, static void tc6393xb_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + struct tc6393xb *tc6393xb = gpiochip_get_data(chip); unsigned long flags; spin_lock_irqsave(&tc6393xb->lock, flags); @@ -472,7 +472,7 @@ static void tc6393xb_gpio_set(struct gpio_chip *chip, static int tc6393xb_gpio_direction_input(struct gpio_chip *chip, unsigned offset) { - struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + struct tc6393xb *tc6393xb = gpiochip_get_data(chip); unsigned long flags; u8 doecr; @@ -490,7 +490,7 @@ static int tc6393xb_gpio_direction_input(struct gpio_chip *chip, static int tc6393xb_gpio_direction_output(struct gpio_chip *chip, unsigned offset, int value) { - struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + struct tc6393xb *tc6393xb = gpiochip_get_data(chip); unsigned long flags; u8 doecr; @@ -517,7 +517,7 @@ static int tc6393xb_register_gpio(struct tc6393xb *tc6393xb, int gpio_base) tc6393xb->gpio.direction_input = tc6393xb_gpio_direction_input; tc6393xb->gpio.direction_output = tc6393xb_gpio_direction_output; - return gpiochip_add(&tc6393xb->gpio); + return gpiochip_add_data(&tc6393xb->gpio, tc6393xb); } /*--------------------------------------------------------------------------*/ -- 2.4.3
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