diff options
| author | Tomasz Figa <tomasz.figa@gmail.com> | 2014-09-23 23:05:39 +0400 |
|---|---|---|
| committer | Tomasz Figa <tomasz.figa@gmail.com> | 2014-11-09 15:10:28 +0300 |
| commit | 94ce944bed8a849a9b83b4e66f0e6e4abc16c457 (patch) | |
| tree | 0cdde9576b2e8553207277fa7f6562caf176396d /drivers/pinctrl/samsung/pinctrl-samsung.c | |
| parent | e06deff967d29beffceeaffc4cdc90aacbd34898 (diff) | |
| download | linux-94ce944bed8a849a9b83b4e66f0e6e4abc16c457.tar.xz | |
pinctrl: samsung: Constify samsung_pin_bank_type struct
This structure is not intended to be modified at runtime and functions
as constant data shared between multiple pin banks. This patch makes all
instances of it constant across the driver.
Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Diffstat (limited to 'drivers/pinctrl/samsung/pinctrl-samsung.c')
| -rw-r--r-- | drivers/pinctrl/samsung/pinctrl-samsung.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c index 8ac750329f58..63a97f1d8a21 100644 --- a/drivers/pinctrl/samsung/pinctrl-samsung.c +++ b/drivers/pinctrl/samsung/pinctrl-samsung.c @@ -366,7 +366,7 @@ static void samsung_pinmux_setup(struct pinctrl_dev *pctldev, unsigned selector, unsigned group, bool enable) { struct samsung_pinctrl_drv_data *drvdata; - struct samsung_pin_bank_type *type; + const struct samsung_pin_bank_type *type; struct samsung_pin_bank *bank; void __iomem *reg; u32 mask, shift, data, pin_offset; @@ -422,7 +422,7 @@ static int samsung_pinconf_rw(struct pinctrl_dev *pctldev, unsigned int pin, unsigned long *config, bool set) { struct samsung_pinctrl_drv_data *drvdata; - struct samsung_pin_bank_type *type; + const struct samsung_pin_bank_type *type; struct samsung_pin_bank *bank; void __iomem *reg_base; enum pincfg_type cfg_type = PINCFG_UNPACK_TYPE(*config); @@ -528,7 +528,7 @@ static const struct pinconf_ops samsung_pinconf_ops = { static void samsung_gpio_set(struct gpio_chip *gc, unsigned offset, int value) { struct samsung_pin_bank *bank = gc_to_pin_bank(gc); - struct samsung_pin_bank_type *type = bank->type; + const struct samsung_pin_bank_type *type = bank->type; unsigned long flags; void __iomem *reg; u32 data; @@ -552,7 +552,7 @@ static int samsung_gpio_get(struct gpio_chip *gc, unsigned offset) void __iomem *reg; u32 data; struct samsung_pin_bank *bank = gc_to_pin_bank(gc); - struct samsung_pin_bank_type *type = bank->type; + const struct samsung_pin_bank_type *type = bank->type; reg = bank->drvdata->virt_base + bank->pctl_offset; @@ -569,7 +569,7 @@ static int samsung_gpio_get(struct gpio_chip *gc, unsigned offset) static int samsung_gpio_set_direction(struct gpio_chip *gc, unsigned offset, bool input) { - struct samsung_pin_bank_type *type; + const struct samsung_pin_bank_type *type; struct samsung_pin_bank *bank; struct samsung_pinctrl_drv_data *drvdata; void __iomem *reg; @@ -1089,9 +1089,8 @@ static void samsung_pinctrl_suspend_dev( for (i = 0; i < ctrl->nr_banks; i++) { struct samsung_pin_bank *bank = &ctrl->pin_banks[i]; void __iomem *reg = virt_base + bank->pctl_offset; - - u8 *offs = bank->type->reg_offset; - u8 *widths = bank->type->fld_width; + const u8 *offs = bank->type->reg_offset; + const u8 *widths = bank->type->fld_width; enum pincfg_type type; /* Registers without a powerdown config aren't lost */ @@ -1140,9 +1139,8 @@ static void samsung_pinctrl_resume_dev(struct samsung_pinctrl_drv_data *drvdata) for (i = 0; i < ctrl->nr_banks; i++) { struct samsung_pin_bank *bank = &ctrl->pin_banks[i]; void __iomem *reg = virt_base + bank->pctl_offset; - - u8 *offs = bank->type->reg_offset; - u8 *widths = bank->type->fld_width; + const u8 *offs = bank->type->reg_offset; + const u8 *widths = bank->type->fld_width; enum pincfg_type type; /* Registers without a powerdown config aren't lost */ |