diff options
Diffstat (limited to 'drivers/video/backlight')
| -rw-r--r-- | drivers/video/backlight/gpio_backlight.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c index 5ffaff1e4142..e470da95d806 100644 --- a/drivers/video/backlight/gpio_backlight.c +++ b/drivers/video/backlight/gpio_backlight.c @@ -25,7 +25,6 @@ struct gpio_backlight { struct device *fbdev; struct gpio_desc *gpiod; - int active; int def_value; }; @@ -39,8 +38,7 @@ static int gpio_backlight_update_status(struct backlight_device *bl) bl->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK)) brightness = 0; - gpiod_set_value_cansleep(gbl->gpiod, - brightness ? gbl->active : !gbl->active); + gpiod_set_value_cansleep(gbl->gpiod, brightness); return 0; } @@ -69,8 +67,6 @@ static int gpio_backlight_probe_dt(struct platform_device *pdev, gbl->def_value = of_property_read_bool(np, "default-on"); flags = gbl->def_value ? GPIOD_OUT_HIGH : GPIOD_OUT_LOW; - /* GPIO descriptors keep track of inversion */ - gbl->active = 1; gbl->gpiod = devm_gpiod_get(dev, NULL, flags); if (IS_ERR(gbl->gpiod)) { @@ -121,15 +117,8 @@ static int gpio_backlight_probe(struct platform_device *pdev) unsigned long flags = GPIOF_DIR_OUT; gbl->fbdev = pdata->fbdev; - gbl->active = pdata->active_low ? 0 : 1; gbl->def_value = pdata->def_value; - - if (gbl->active) - flags |= gbl->def_value ? - GPIOF_INIT_HIGH : GPIOF_INIT_LOW; - else - flags |= gbl->def_value ? - GPIOF_INIT_LOW : GPIOF_INIT_HIGH; + flags |= gbl->def_value ? GPIOF_INIT_HIGH : GPIOF_INIT_LOW; ret = devm_gpio_request_one(gbl->dev, pdata->gpio, flags, pdata ? pdata->name : "backlight"); |