diff mbox series

[v2,05/11] leds: bcm6358: Get rid of custom led_init_default_state_get()

Message ID 20220805154907.32263-6-andriy.shevchenko@linux.intel.com (mailing list archive)
State Not Applicable
Headers show
Series leds: deduplicate led_init_default_state_get() | expand

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netdev/tree_selection success Guessed tree name to be net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 5 of 5 maintainers
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 52 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Andy Shevchenko Aug. 5, 2022, 3:49 p.m. UTC 
LED core provides a helper to parse default state from firmware node.
Use it instead of custom implementation.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/leds/leds-bcm6358.c | 32 ++++++++++++++++----------------
 1 file changed, 16 insertions(+), 16 deletions(-)
diff mbox series

Patch

diff --git a/drivers/leds/leds-bcm6358.c b/drivers/leds/leds-bcm6358.c
index 9d2e487fa08a..86e51d44a5a7 100644
--- a/drivers/leds/leds-bcm6358.c
+++ b/drivers/leds/leds-bcm6358.c
@@ -96,7 +96,8 @@  static int bcm6358_led(struct device *dev, struct device_node *nc, u32 reg,
 {
 	struct led_init_data init_data = {};
 	struct bcm6358_led *led;
-	const char *state;
+	enum led_default_state state;
+	unsigned long val;
 	int rc;
 
 	led = devm_kzalloc(dev, sizeof(*led), GFP_KERNEL);
@@ -110,29 +111,28 @@  static int bcm6358_led(struct device *dev, struct device_node *nc, u32 reg,
 	if (of_property_read_bool(nc, "active-low"))
 		led->active_low = true;
 
-	if (!of_property_read_string(nc, "default-state", &state)) {
-		if (!strcmp(state, "on")) {
+	init_data.fwnode = of_fwnode_handle(nc);
+
+	state = led_init_default_state_get(init_data.fwnode);
+	switch (state) {
+	case LEDS_DEFSTATE_ON:
+		led->cdev.brightness = LED_FULL;
+		break;
+	case LEDS_DEFSTATE_KEEP:
+		val = bcm6358_led_read(led->mem + BCM6358_REG_MODE);
+		val &= BIT(led->pin);
+		if ((led->active_low && !val) || (!led->active_low && val))
 			led->cdev.brightness = LED_FULL;
-		} else if (!strcmp(state, "keep")) {
-			unsigned long val;
-			val = bcm6358_led_read(led->mem + BCM6358_REG_MODE);
-			val &= BIT(led->pin);
-			if ((led->active_low && !val) ||
-			    (!led->active_low && val))
-				led->cdev.brightness = LED_FULL;
-			else
-				led->cdev.brightness = LED_OFF;
-		} else {
+		else
 			led->cdev.brightness = LED_OFF;
-		}
-	} else {
+		break;
+	default:
 		led->cdev.brightness = LED_OFF;
 	}
 
 	bcm6358_led_set(&led->cdev, led->cdev.brightness);
 
 	led->cdev.brightness_set = bcm6358_led_set;
-	init_data.fwnode = of_fwnode_handle(nc);
 
 	rc = devm_led_classdev_register_ext(dev, &led->cdev, &init_data);
 	if (rc < 0)