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author | Marek Behún <marek.behun@nic.cz> | 2020-09-19 20:02:56 +0200 |
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committer | Pavel Machek <pavel@ucw.cz> | 2020-09-26 21:56:42 +0200 |
commit | d3ab963cf980151f5f0ba16d842ddc80b232d9c0 (patch) | |
tree | 0366a8510d7d1fe7e79fd0e779d1916963bdcd8a /drivers/leds/leds-lm36274.c | |
parent | 1ece06acd29e028734431f9ccc79a57c3fc6281e (diff) | |
download | lwn-d3ab963cf980151f5f0ba16d842ddc80b232d9c0.tar.gz lwn-d3ab963cf980151f5f0ba16d842ddc80b232d9c0.zip |
leds: lm36274: cosmetic: rename lm36274_data to chip
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>
Diffstat (limited to 'drivers/leds/leds-lm36274.c')
-rw-r--r-- | drivers/leds/leds-lm36274.c | 82 |
1 files changed, 40 insertions, 42 deletions
diff --git a/drivers/leds/leds-lm36274.c b/drivers/leds/leds-lm36274.c index bfeee03a0053..4a9f786bb972 100644 --- a/drivers/leds/leds-lm36274.c +++ b/drivers/leds/leds-lm36274.c @@ -41,37 +41,36 @@ struct lm36274 { }; static int lm36274_brightness_set(struct led_classdev *led_cdev, - enum led_brightness brt_val) + 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; } |