From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
Instead of dereferencing pdev each time, use a helper variable for
the associated device pointer.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Reviewed-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/video/backlight/gpio_backlight.c | 23 +++++++++++------------
1 file changed, 11 insertions(+), 12 deletions(-)
diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c
index ddc7d3b288b7..d6969fae25cd 100644
--- a/drivers/video/backlight/gpio_backlight.c
+++ b/drivers/video/backlight/gpio_backlight.c
@@ -78,29 +78,29 @@ static int gpio_backlight_initial_power_state(struct gpio_backlight *gbl)
static int gpio_backlight_probe(struct platform_device *pdev)
{
- struct gpio_backlight_platform_data *pdata =
- dev_get_platdata(&pdev->dev);
+ struct device *dev = &pdev->dev;
+ struct gpio_backlight_platform_data *pdata = dev_get_platdata(dev);
struct backlight_properties props;
struct backlight_device *bl;
struct gpio_backlight *gbl;
int ret, init_brightness;
- gbl = devm_kzalloc(&pdev->dev, sizeof(*gbl), GFP_KERNEL);
+ gbl = devm_kzalloc(dev, sizeof(*gbl), GFP_KERNEL);
if (gbl == NULL)
return -ENOMEM;
- gbl->dev = &pdev->dev;
+ gbl->dev = dev;
if (pdata)
gbl->fbdev = pdata->fbdev;
- gbl->def_value = device_property_read_bool(&pdev->dev, "default-on");
+ gbl->def_value = device_property_read_bool(dev, "default-on");
- gbl->gpiod = devm_gpiod_get(&pdev->dev, NULL, GPIOD_ASIS);
+ gbl->gpiod = devm_gpiod_get(dev, NULL, GPIOD_ASIS);
if (IS_ERR(gbl->gpiod)) {
ret = PTR_ERR(gbl->gpiod);
if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev,
+ dev_err(dev,
"Error: The gpios parameter is missing or invalid.\n");
return ret;
}
@@ -108,11 +108,10 @@ static int gpio_backlight_probe(struct platform_device *pdev)
memset(&props, 0, sizeof(props));
props.type = BACKLIGHT_RAW;
props.max_brightness = 1;
- bl = devm_backlight_device_register(&pdev->dev, dev_name(&pdev->dev),
- &pdev->dev, gbl, &gpio_backlight_ops,
- &props);
+ bl = devm_backlight_device_register(dev, dev_name(dev), dev, gbl,
+ &gpio_backlight_ops, &props);
if (IS_ERR(bl)) {
- dev_err(&pdev->dev, "failed to register backlight\n");
+ dev_err(dev, "failed to register backlight\n");
return PTR_ERR(bl);
}
@@ -122,7 +121,7 @@ static int gpio_backlight_probe(struct platform_device *pdev)
init_brightness = gpio_backlight_get_next_brightness(bl);
ret = gpiod_direction_output(gbl->gpiod, init_brightness);
if (ret) {
- dev_err(&pdev->dev, "failed to set initial brightness\n");
+ dev_err(dev, "failed to set initial brightness\n");
return ret;
}
--
2.23.0
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