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pinctrl-baytrail: introduce to_byt_gpio() macro

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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>
This commit is contained in:
Andy Shevchenko 2013-07-10 14:55:39 +03:00 committed by Linus Walleij
parent 9c5b655795
commit 17e5246429
1 changed files with 10 additions and 8 deletions
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18
drivers/pinctrl/pinctrl-baytrail.c
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@ -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);
}