diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index 5a7cde337726..a560df8bf275 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -372,7 +372,8 @@ static bool pinctrl_ready_for_gpio_range(unsigned gpio) { return true; } /** * pinctrl_get_device_gpio_range() - find device for GPIO range - * @gpio: the pin to locate the pin controller for + * @gc: GPIO chip structure from the GPIO subsystem + * @offset: hardware offset of the GPIO relative to the controller * @outdev: the pin control device if found * @outrange: the GPIO range if found * @@ -381,7 +382,8 @@ static bool pinctrl_ready_for_gpio_range(unsigned gpio) { return true; } * -EPROBE_DEFER if the GPIO range could not be found in any device since it * may still have not been registered. */ -static int pinctrl_get_device_gpio_range(unsigned gpio, +static int pinctrl_get_device_gpio_range(struct gpio_chip *gc, + unsigned int offset, struct pinctrl_dev **outdev, struct pinctrl_gpio_range **outrange) { @@ -393,7 +395,7 @@ static int pinctrl_get_device_gpio_range(unsigned gpio, list_for_each_entry(pctldev, &pinctrldev_list, node) { struct pinctrl_gpio_range *range; - range = pinctrl_match_gpio_range(pctldev, gpio); + range = pinctrl_match_gpio_range(pctldev, gc->base + offset); if (range) { *outdev = pctldev; *outrange = range; @@ -767,7 +769,7 @@ bool pinctrl_gpio_can_use_line(struct gpio_chip *gc, unsigned int offset) * we're probably dealing with GPIO driver * without a backing pin controller - bail out. */ - if (pinctrl_get_device_gpio_range(gc->base + offset, &pctldev, &range)) + if (pinctrl_get_device_gpio_range(gc, offset, &pctldev, &range)) return true; mutex_lock(&pctldev->mutex); @@ -798,8 +800,7 @@ int pinctrl_gpio_request(struct gpio_chip *gc, unsigned int offset) struct pinctrl_dev *pctldev; int ret, pin; - ret = pinctrl_get_device_gpio_range(gc->base + offset, &pctldev, - &range); + ret = pinctrl_get_device_gpio_range(gc, offset, &pctldev, &range); if (ret) { if (pinctrl_ready_for_gpio_range(gc->base + offset)) ret = 0; @@ -834,8 +835,7 @@ void pinctrl_gpio_free(struct gpio_chip *gc, unsigned int offset) struct pinctrl_dev *pctldev; int ret, pin; - ret = pinctrl_get_device_gpio_range(gc->base + offset, &pctldev, - &range); + ret = pinctrl_get_device_gpio_range(gc, offset, &pctldev, &range); if (ret) return; @@ -858,8 +858,7 @@ static int pinctrl_gpio_direction(struct gpio_chip *gc, unsigned int offset, int ret; int pin; - ret = pinctrl_get_device_gpio_range(gc->base + offset, &pctldev, - &range); + ret = pinctrl_get_device_gpio_range(gc, offset, &pctldev, &range); if (ret) { return ret; } @@ -923,8 +922,7 @@ int pinctrl_gpio_set_config(struct gpio_chip *gc, unsigned int offset, struct pinctrl_dev *pctldev; int ret, pin; - ret = pinctrl_get_device_gpio_range(gc->base + offset, &pctldev, - &range); + ret = pinctrl_get_device_gpio_range(gc, offset, &pctldev, &range); if (ret) return ret;