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Message-Id: <20230314181824.56881-1-andriy.shevchenko@linux.intel.com>
Date:   Tue, 14 Mar 2023 20:18:24 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Kurt Kanzenbach <kurt@...utronix.de>, Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Subject: [PATCH net-next v6 1/1] net: dsa: hellcreek: Get rid of custom led_init_default_state_get()

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@...ux.intel.com>
Reviewed-by: Kurt Kanzenbach <kurt@...utronix.de>
---
v6: wrapped long lines (Simon, Jakub)
 drivers/net/dsa/hirschmann/hellcreek_ptp.c | 45 ++++++++++++----------
 1 file changed, 24 insertions(+), 21 deletions(-)

diff --git a/drivers/net/dsa/hirschmann/hellcreek_ptp.c b/drivers/net/dsa/hirschmann/hellcreek_ptp.c
index b28baab6d56a..3e44ccb7db84 100644
--- a/drivers/net/dsa/hirschmann/hellcreek_ptp.c
+++ b/drivers/net/dsa/hirschmann/hellcreek_ptp.c
@@ -297,7 +297,8 @@ static enum led_brightness hellcreek_led_is_gm_get(struct led_classdev *ldev)
 static int hellcreek_led_setup(struct hellcreek *hellcreek)
 {
 	struct device_node *leds, *led = NULL;
-	const char *label, *state;
+	enum led_default_state state;
+	const char *label;
 	int ret = -EINVAL;
 
 	of_node_get(hellcreek->dev->of_node);
@@ -318,16 +319,17 @@ static int hellcreek_led_setup(struct hellcreek *hellcreek)
 	ret = of_property_read_string(led, "label", &label);
 	hellcreek->led_sync_good.name = ret ? "sync_good" : label;
 
-	ret = of_property_read_string(led, "default-state", &state);
-	if (!ret) {
-		if (!strcmp(state, "on"))
-			hellcreek->led_sync_good.brightness = 1;
-		else if (!strcmp(state, "off"))
-			hellcreek->led_sync_good.brightness = 0;
-		else if (!strcmp(state, "keep"))
-			hellcreek->led_sync_good.brightness =
-				hellcreek_get_brightness(hellcreek,
-							 STATUS_OUT_SYNC_GOOD);
+	state = led_init_default_state_get(of_fwnode_handle(led));
+	switch (state) {
+	case LEDS_DEFSTATE_ON:
+		hellcreek->led_sync_good.brightness = 1;
+		break;
+	case LEDS_DEFSTATE_KEEP:
+		hellcreek->led_sync_good.brightness =
+			hellcreek_get_brightness(hellcreek, STATUS_OUT_SYNC_GOOD);
+		break;
+	default:
+		hellcreek->led_sync_good.brightness = 0;
 	}
 
 	hellcreek->led_sync_good.max_brightness = 1;
@@ -344,16 +346,17 @@ static int hellcreek_led_setup(struct hellcreek *hellcreek)
 	ret = of_property_read_string(led, "label", &label);
 	hellcreek->led_is_gm.name = ret ? "is_gm" : label;
 
-	ret = of_property_read_string(led, "default-state", &state);
-	if (!ret) {
-		if (!strcmp(state, "on"))
-			hellcreek->led_is_gm.brightness = 1;
-		else if (!strcmp(state, "off"))
-			hellcreek->led_is_gm.brightness = 0;
-		else if (!strcmp(state, "keep"))
-			hellcreek->led_is_gm.brightness =
-				hellcreek_get_brightness(hellcreek,
-							 STATUS_OUT_IS_GM);
+	state = led_init_default_state_get(of_fwnode_handle(led));
+	switch (state) {
+	case LEDS_DEFSTATE_ON:
+		hellcreek->led_is_gm.brightness = 1;
+		break;
+	case LEDS_DEFSTATE_KEEP:
+		hellcreek->led_is_gm.brightness =
+			hellcreek_get_brightness(hellcreek, STATUS_OUT_IS_GM);
+		break;
+	default:
+		hellcreek->led_is_gm.brightness = 0;
 	}
 
 	hellcreek->led_is_gm.max_brightness = 1;
-- 
2.39.2

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