diff options
| author | Andy Shevchenko | 2013-07-10 13:55:39 +0200 |
|---|---|---|
| committer | Linus Walleij | 2013-07-23 01:23:26 +0200 |
| commit | 17e52464292320d0de260b146605d93326a9014c (patch) | |
| tree | 13a567d6894759525771eb2f9d483cfb53e6199c /drivers/pinctrl/pinctrl-baytrail.c | |
| parent | pinctrl-baytrail: remove redundant ptr variable (diff) | |
| download | kernel-qcow2-linux-17e52464292320d0de260b146605d93326a9014c.tar.gz kernel-qcow2-linux-17e52464292320d0de260b146605d93326a9014c.tar.xz kernel-qcow2-linux-17e52464292320d0de260b146605d93326a9014c.zip | |
pinctrl-baytrail: introduce to_byt_gpio() macro
The introduced macro helps to convert struct gpio_chip to struct byt_gpio.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-baytrail.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-baytrail.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/pinctrl/pinctrl-baytrail.c b/drivers/pinctrl/pinctrl-baytrail.c index 71fa88754718..3bf7c948b7fc 100644 --- a/drivers/pinctrl/pinctrl-baytrail.c +++ b/drivers/pinctrl/pinctrl-baytrail.c @@ -130,10 +130,12 @@ struct byt_gpio { struct pinctrl_gpio_range *range; }; +#define to_byt_gpio(c) container_of(c, struct byt_gpio, chip) + static void __iomem *byt_gpio_reg(struct gpio_chip *chip, unsigned offset, int reg) { - struct byt_gpio *vg = container_of(chip, struct byt_gpio, chip); + struct byt_gpio *vg = to_byt_gpio(chip); u32 reg_offset; if (reg == BYT_INT_STAT_REG) @@ -146,7 +148,7 @@ static void __iomem *byt_gpio_reg(struct gpio_chip *chip, unsigned offset, static int byt_gpio_request(struct gpio_chip *chip, unsigned offset) { - struct byt_gpio *vg = container_of(chip, struct byt_gpio, chip); + struct byt_gpio *vg = to_byt_gpio(chip); pm_runtime_get(&vg->pdev->dev); @@ -155,7 +157,7 @@ static int byt_gpio_request(struct gpio_chip *chip, unsigned offset) static void byt_gpio_free(struct gpio_chip *chip, unsigned offset) { - struct byt_gpio *vg = container_of(chip, struct byt_gpio, chip); + struct byt_gpio *vg = to_byt_gpio(chip); void __iomem *reg = byt_gpio_reg(&vg->chip, offset, BYT_CONF0_REG); u32 value; @@ -216,7 +218,7 @@ static int byt_gpio_get(struct gpio_chip *chip, unsigned offset) static void byt_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct byt_gpio *vg = container_of(chip, struct byt_gpio, chip); + struct byt_gpio *vg = to_byt_gpio(chip); void __iomem *reg = byt_gpio_reg(chip, offset, BYT_VAL_REG); unsigned long flags; u32 old_val; @@ -235,7 +237,7 @@ static void byt_gpio_set(struct gpio_chip *chip, unsigned offset, int value) static int byt_gpio_direction_input(struct gpio_chip *chip, unsigned offset) { - struct byt_gpio *vg = container_of(chip, struct byt_gpio, chip); + struct byt_gpio *vg = to_byt_gpio(chip); void __iomem *reg = byt_gpio_reg(chip, offset, BYT_VAL_REG); unsigned long flags; u32 value; @@ -254,7 +256,7 @@ static int byt_gpio_direction_input(struct gpio_chip *chip, unsigned offset) static int byt_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, int value) { - struct byt_gpio *vg = container_of(chip, struct byt_gpio, chip); + struct byt_gpio *vg = to_byt_gpio(chip); void __iomem *reg = byt_gpio_reg(chip, gpio, BYT_VAL_REG); unsigned long flags; u32 reg_val; @@ -272,7 +274,7 @@ static int byt_gpio_direction_output(struct gpio_chip *chip, static void byt_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) { - struct byt_gpio *vg = container_of(chip, struct byt_gpio, chip); + struct byt_gpio *vg = to_byt_gpio(chip); int i; unsigned long flags; u32 conf0, val, offs; @@ -301,7 +303,7 @@ static void byt_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) static int byt_gpio_to_irq(struct gpio_chip *chip, unsigned offset) { - struct byt_gpio *vg = container_of(chip, struct byt_gpio, chip); + struct byt_gpio *vg = to_byt_gpio(chip); return irq_create_mapping(vg->domain, offset); } |