Kernel/linux-next
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git synced 2025-01-10 15:58:47 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

pinctrl: cy8c95x0: Drop atomicity on operations on push_pull

Browse Source 
The push_pull member is always accessed under the mutex, hence
no need to use atomic operations on it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220916205450.86278-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Andy Shevchenko 2022-09-16 23:54:49 +03:00 committed by Linus Walleij
parent 56e380cfcd
commit d6afdf8826
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/pinctrl/pinctrl-cy8c95x0.c
View File

@ -573,7 +573,8 @@ static int cy8c95x0_gpio_direction_input(struct gpio_chip *gc, unsigned int off)
ret = regmap_write_bits(chip->regmap, CY8C95X0_DRV_HIZ, bit, bit);
if (ret)
goto out;
clear_bit(off, chip->push_pull);
__clear_bit(off, chip->push_pull);
}
out:
@ -775,27 +776,27 @@ static int cy8c95x0_gpio_set_pincfg(struct cy8c95x0_pinctrl *chip,
switch (param) {
case PIN_CONFIG_BIAS_PULL_UP:
clear_bit(off, chip->push_pull);
__clear_bit(off, chip->push_pull);
reg = CY8C95X0_DRV_PU;
break;
case PIN_CONFIG_BIAS_PULL_DOWN:
clear_bit(off, chip->push_pull);
__clear_bit(off, chip->push_pull);
reg = CY8C95X0_DRV_PD;
break;
case PIN_CONFIG_BIAS_DISABLE:
clear_bit(off, chip->push_pull);
__clear_bit(off, chip->push_pull);
reg = CY8C95X0_DRV_HIZ;
break;
case PIN_CONFIG_DRIVE_OPEN_DRAIN:
clear_bit(off, chip->push_pull);
__clear_bit(off, chip->push_pull);
reg = CY8C95X0_DRV_ODL;
break;
case PIN_CONFIG_DRIVE_OPEN_SOURCE:
clear_bit(off, chip->push_pull);
__clear_bit(off, chip->push_pull);
reg = CY8C95X0_DRV_ODH;
break;
case PIN_CONFIG_DRIVE_PUSH_PULL:
set_bit(off, chip->push_pull);
__set_bit(off, chip->push_pull);
reg = CY8C95X0_DRV_PP_FAST;
break;
case PIN_CONFIG_MODE_PWM: