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pinctrl-sx150x: Improve oscio GPIO functions

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Move actual code that configures oscio pin into a separate function and
use it instead of calling sx150x_gpio_set to avoid calling
sx150x_pin_is_oscio twice and correctly propagte error code in
sx150x_gpio_direction_output.

Tested-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Andrey Smirnov 2016-11-07 08:53:19 -08:00 committed by Linus Walleij
parent d977a876c6
commit ab5bd03544
1 changed files with 11 additions and 7 deletions
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18
drivers/pinctrl/pinctrl-sx150x.c
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@ -372,15 +372,21 @@ static int __sx150x_gpio_set(struct sx150x_pinctrl *pctl, unsigned int offset,
BIT(offset), value ? BIT(offset) : 0);
}
static int sx150x_gpio_oscio_set(struct sx150x_pinctrl *pctl,
int value)
{
return regmap_write(pctl->regmap,
pctl->data->pri.x789.reg_clock,
(value ? 0x1f : 0x10));
}
static void sx150x_gpio_set(struct gpio_chip *chip, unsigned int offset,
int value)
{
struct sx150x_pinctrl *pctl = gpiochip_get_data(chip);
if (sx150x_pin_is_oscio(pctl, offset))
regmap_write(pctl->regmap,
pctl->data->pri.x789.reg_clock,
(value ? 0x1f : 0x10));
sx150x_gpio_oscio_set(pctl, value);
else
__sx150x_gpio_set(pctl, offset, value);
@ -405,10 +411,8 @@ static int sx150x_gpio_direction_output(struct gpio_chip *chip,
struct sx150x_pinctrl *pctl = gpiochip_get_data(chip);
int ret;
if (sx150x_pin_is_oscio(pctl, offset)) {
sx150x_gpio_set(chip, offset, value);
return 0;
}
if (sx150x_pin_is_oscio(pctl, offset))
return sx150x_gpio_oscio_set(pctl, value);
ret = __sx150x_gpio_set(pctl, offset, value);
if (ret < 0)