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leds: lm36274: cosmetic: rename lm36274_data to chip

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Rename this variable so that it is easier to read and easier to write in
80 columns. Also rename variable of this type in lm36274_brightness_set
from led to chip, to be consistent.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Tested-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
This commit is contained in:
Marek Behún 2020-09-19 20:02:56 +02:00 committed by Pavel Machek
parent 1ece06acd2
commit d3ab963cf9
1 changed files with 40 additions and 42 deletions
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80
drivers/leds/leds-lm36274.c
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@ -43,35 +43,34 @@ struct lm36274 {
static int lm36274_brightness_set(struct led_classdev *led_cdev,
enum led_brightness brt_val)
{
struct lm36274 *led = container_of(led_cdev, struct lm36274, led_dev);
struct lm36274 *chip = container_of(led_cdev, struct lm36274, led_dev);
return ti_lmu_common_set_brightness(&led->lmu_data, brt_val);
return ti_lmu_common_set_brightness(&chip->lmu_data, brt_val);
}
static int lm36274_init(struct lm36274 *lm36274_data)
static int lm36274_init(struct lm36274 *chip)
{
int enable_val = 0;
int i;
for (i = 0; i < lm36274_data->num_leds; i++)
enable_val |= (1 << lm36274_data->led_sources[i]);
for (i = 0; i < chip->num_leds; i++)
enable_val |= (1 << chip->led_sources[i]);
if (!enable_val) {
dev_err(lm36274_data->dev, "No LEDs were enabled\n");
dev_err(chip->dev, "No LEDs were enabled\n");
return -EINVAL;
}
enable_val |= LM36274_BL_EN;
return regmap_write(lm36274_data->regmap, LM36274_REG_BL_EN,
enable_val);
return regmap_write(chip->regmap, LM36274_REG_BL_EN, enable_val);
}
static int lm36274_parse_dt(struct lm36274 *lm36274_data)
static int lm36274_parse_dt(struct lm36274 *chip)
{
struct fwnode_handle *child = NULL;
char label[LED_MAX_NAME_SIZE];
struct device *dev = &lm36274_data->pdev->dev;
struct device *dev = &chip->pdev->dev;
const char *name;
int child_cnt;
int ret = -EINVAL;
@ -84,37 +83,37 @@ static int lm36274_parse_dt(struct lm36274 *lm36274_data)
device_for_each_child_node(dev, child) {
ret = fwnode_property_read_string(child, "label", &name);
if (ret)
snprintf(label, sizeof(label),
"%s::", lm36274_data->pdev->name);
snprintf(label, sizeof(label), "%s::",
chip->pdev->name);
else
snprintf(label, sizeof(label),
"%s:%s", lm36274_data->pdev->name, name);
snprintf(label, sizeof(label), "%s:%s",
chip->pdev->name, name);
lm36274_data->num_leds = fwnode_property_count_u32(child, "led-sources");
if (lm36274_data->num_leds <= 0)
chip->num_leds = fwnode_property_count_u32(child, "led-sources");
if (chip->num_leds <= 0)
return -ENODEV;
ret = fwnode_property_read_u32_array(child, "led-sources",
lm36274_data->led_sources,
lm36274_data->num_leds);
chip->led_sources,
chip->num_leds);
if (ret) {
dev_err(dev, "led-sources property missing\n");
return ret;
}
fwnode_property_read_string(child, "linux,default-trigger",
&lm36274_data->led_dev.default_trigger);
&chip->led_dev.default_trigger);
}
lm36274_data->lmu_data.regmap = lm36274_data->regmap;
lm36274_data->lmu_data.max_brightness = MAX_BRIGHTNESS_11BIT;
lm36274_data->lmu_data.msb_brightness_reg = LM36274_REG_BRT_MSB;
lm36274_data->lmu_data.lsb_brightness_reg = LM36274_REG_BRT_LSB;
chip->lmu_data.regmap = chip->regmap;
chip->lmu_data.max_brightness = MAX_BRIGHTNESS_11BIT;
chip->lmu_data.msb_brightness_reg = LM36274_REG_BRT_MSB;
chip->lmu_data.lsb_brightness_reg = LM36274_REG_BRT_LSB;
lm36274_data->led_dev.name = label;
lm36274_data->led_dev.max_brightness = MAX_BRIGHTNESS_11BIT;
lm36274_data->led_dev.brightness_set_blocking = lm36274_brightness_set;
chip->led_dev.name = label;
chip->led_dev.max_brightness = MAX_BRIGHTNESS_11BIT;
chip->led_dev.brightness_set_blocking = lm36274_brightness_set;
return 0;
}
@ -122,39 +121,38 @@ static int lm36274_parse_dt(struct lm36274 *lm36274_data)
static int lm36274_probe(struct platform_device *pdev)
{
struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
struct lm36274 *lm36274_data;
struct lm36274 *chip;
int ret;
lm36274_data = devm_kzalloc(&pdev->dev, sizeof(*lm36274_data),
GFP_KERNEL);
if (!lm36274_data)
chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
lm36274_data->pdev = pdev;
lm36274_data->dev = lmu->dev;
lm36274_data->regmap = lmu->regmap;
platform_set_drvdata(pdev, lm36274_data);
chip->pdev = pdev;
chip->dev = lmu->dev;
chip->regmap = lmu->regmap;
platform_set_drvdata(pdev, chip);
ret = lm36274_parse_dt(lm36274_data);
ret = lm36274_parse_dt(chip);
if (ret) {
dev_err(lm36274_data->dev, "Failed to parse DT node\n");
dev_err(chip->dev, "Failed to parse DT node\n");
return ret;
}
ret = lm36274_init(lm36274_data);
ret = lm36274_init(chip);
if (ret) {
dev_err(lm36274_data->dev, "Failed to init the device\n");
dev_err(chip->dev, "Failed to init the device\n");
return ret;
}
return led_classdev_register(lm36274_data->dev, &lm36274_data->led_dev);
return led_classdev_register(chip->dev, &chip->led_dev);
}
static int lm36274_remove(struct platform_device *pdev)
{
struct lm36274 *lm36274_data = platform_get_drvdata(pdev);
struct lm36274 *chip = platform_get_drvdata(pdev);
led_classdev_unregister(&lm36274_data->led_dev);
led_classdev_unregister(&chip->led_dev);
return 0;
}