diff options
| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-04-24 10:35:26 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2025-04-29 10:34:45 +0200 |
| commit | 8657c6ee9b2ab40778dfdad7e38b25e34c32a709 (patch) | |
| tree | 992d5acdeb26c354dc461b5ea8f249bbb7211c06 | |
| parent | fa10247914c8e19d22f41bef4bb8708927498fd1 (diff) | |
pinctrl: stmfx: use new GPIO line value setter callbacks
struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Amelie Delaunay <amelie.delaunay@foss.st.com>
Link: https://lore.kernel.org/20250424-gpiochip-set-rv-pinctrl-part2-v1-3-504f91120b99@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | drivers/pinctrl/pinctrl-stmfx.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/pinctrl/pinctrl-stmfx.c b/drivers/pinctrl/pinctrl-stmfx.c index aae01120dc52..f4fdcaa043e6 100644 --- a/drivers/pinctrl/pinctrl-stmfx.c +++ b/drivers/pinctrl/pinctrl-stmfx.c @@ -115,14 +115,14 @@ static int stmfx_gpio_get(struct gpio_chip *gc, unsigned int offset) return ret ? ret : !!(value & mask); } -static void stmfx_gpio_set(struct gpio_chip *gc, unsigned int offset, int value) +static int stmfx_gpio_set(struct gpio_chip *gc, unsigned int offset, int value) { struct stmfx_pinctrl *pctl = gpiochip_get_data(gc); u32 reg = value ? STMFX_REG_GPO_SET : STMFX_REG_GPO_CLR; u32 mask = get_mask(offset); - regmap_write_bits(pctl->stmfx->map, reg + get_reg(offset), - mask, mask); + return regmap_write_bits(pctl->stmfx->map, reg + get_reg(offset), + mask, mask); } static int stmfx_gpio_get_direction(struct gpio_chip *gc, unsigned int offset) @@ -161,8 +161,11 @@ static int stmfx_gpio_direction_output(struct gpio_chip *gc, struct stmfx_pinctrl *pctl = gpiochip_get_data(gc); u32 reg = STMFX_REG_GPIO_DIR + get_reg(offset); u32 mask = get_mask(offset); + int ret; - stmfx_gpio_set(gc, offset, value); + ret = stmfx_gpio_set(gc, offset, value); + if (ret) + return ret; return regmap_write_bits(pctl->stmfx->map, reg, mask, mask); } @@ -694,7 +697,7 @@ static int stmfx_pinctrl_probe(struct platform_device *pdev) pctl->gpio_chip.direction_input = stmfx_gpio_direction_input; pctl->gpio_chip.direction_output = stmfx_gpio_direction_output; pctl->gpio_chip.get = stmfx_gpio_get; - pctl->gpio_chip.set = stmfx_gpio_set; + pctl->gpio_chip.set_rv = stmfx_gpio_set; pctl->gpio_chip.set_config = gpiochip_generic_config; pctl->gpio_chip.base = -1; pctl->gpio_chip.ngpio = pctl->pctl_desc.npins; |