From: "Marek Behún" <kabel@kernel.org>
To: Lee Jones <lee@kernel.org>
Cc: "Pavel Machek" <pavel@ucw.cz>,
linux-leds@vger.kernel.org, "Arnd Bergmann" <arnd@arndb.de>,
soc@kernel.org, "Gregory CLEMENT" <gregory.clement@bootlin.com>,
arm@kernel.org, "Andy Shevchenko" <andy@kernel.org>,
"Hans de Goede" <hdegoede@redhat.com>,
"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
"Andrew Lunn" <andrew@lunn.ch>,
"Sebastian Hesselbarth" <sebastian.hesselbarth@gmail.com>,
"Marek Behún" <kabel@kernel.org>
Subject: [PATCH leds v2 08/11] leds: turris-omnia: Use dev_err_probe() where appropriate
Date: Tue, 3 Sep 2024 12:19:27 +0200 [thread overview]
Message-ID: <20240903101930.16251-9-kabel@kernel.org> (raw)
In-Reply-To: <20240903101930.16251-1-kabel@kernel.org>
Use dev_err_probe() instead of dev_err() + separate return where
appropriate.
Signed-off-by: Marek Behún <kabel@kernel.org>
---
drivers/leds/leds-turris-omnia.c | 50 ++++++++++----------------------
1 file changed, 16 insertions(+), 34 deletions(-)
diff --git a/drivers/leds/leds-turris-omnia.c b/drivers/leds/leds-turris-omnia.c
index 8d3bddc90fe0..857dba811d5e 100644
--- a/drivers/leds/leds-turris-omnia.c
+++ b/drivers/leds/leds-turris-omnia.c
@@ -238,33 +238,23 @@ static int omnia_led_register(struct i2c_client *client, struct omnia_led *led,
/* put the LED into software mode */
ret = omnia_cmd_write_u8(client, OMNIA_CMD_LED_MODE, OMNIA_CMD_LED_MODE_LED(led->reg) |
OMNIA_CMD_LED_MODE_USER);
- if (ret) {
- dev_err(dev, "Cannot set LED %pOF to software mode: %i\n", np,
- ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Cannot set LED %pOF to software mode\n", np);
/* disable the LED */
ret = omnia_cmd_write_u8(client, OMNIA_CMD_LED_STATE, OMNIA_CMD_LED_STATE_LED(led->reg));
- if (ret) {
- dev_err(dev, "Cannot set LED %pOF brightness: %i\n", np, ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Cannot set LED %pOF brightness\n", np);
/* Set initial color and cache it */
ret = omnia_led_send_color_cmd(client, led);
- if (ret < 0) {
- dev_err(dev, "Cannot set LED %pOF initial color: %i\n", np,
- ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot set LED %pOF initial color\n", np);
ret = devm_led_classdev_multicolor_register_ext(dev, &led->mc_cdev,
&init_data);
- if (ret < 0) {
- dev_err(dev, "Cannot register LED %pOF: %i\n", np, ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot register LED %pOF\n", np);
return 1;
}
@@ -406,13 +396,10 @@ static int omnia_leds_probe(struct i2c_client *client)
int ret, count;
count = of_get_available_child_count(np);
- if (!count) {
- dev_err(dev, "LEDs are not defined in device tree!\n");
- return -ENODEV;
- } else if (count > OMNIA_BOARD_LEDS) {
- dev_err(dev, "Too many LEDs defined in device tree!\n");
- return -EINVAL;
- }
+ if (!count)
+ return dev_err_probe(dev, -ENODEV, "LEDs are not defined in device tree!\n");
+ else if (count > OMNIA_BOARD_LEDS)
+ return dev_err_probe(dev, -EINVAL, "Too many LEDs defined in device tree!\n");
leds = devm_kzalloc(dev, struct_size(leds, leds, count), GFP_KERNEL);
if (!leds)
@@ -422,11 +409,8 @@ static int omnia_leds_probe(struct i2c_client *client)
i2c_set_clientdata(client, leds);
ret = omnia_mcu_get_features(client);
- if (ret < 0) {
- dev_err(dev, "Cannot determine MCU supported features: %d\n",
- ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot determine MCU supported features\n");
leds->has_gamma_correction = ret & OMNIA_FEAT_LED_GAMMA_CORRECTION;
@@ -441,10 +425,8 @@ static int omnia_leds_probe(struct i2c_client *client)
mutex_init(&leds->lock);
ret = devm_led_trigger_register(dev, &omnia_hw_trigger);
- if (ret < 0) {
- dev_err(dev, "Cannot register private LED trigger: %d\n", ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot register private LED trigger\n");
led = &leds->leds[0];
for_each_available_child_of_node_scoped(np, child) {
--
2.44.2
next prev parent reply other threads:[~2024-09-03 10:20 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-03 10:19 [PATCH leds v2 00/11] Turris Omnia LED driver changes Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 01/11] turris-omnia-mcu-interface.h: Move command execution function to global header Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 02/11] leds: turris-omnia: Use command execution functions from the MCU driver Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 03/11] turris-omnia-mcu-interface.h: Add LED commands related definitions to global header Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 04/11] leds: turris-omnia: Use global header for MCU command definitions Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 05/11] leds: turris-omnia: Notify sysfs on MCU global LEDs brightness change Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 06/11] platform: cznic: turris-omnia-mcu: Inform about missing LED panel brightness change interrupt feature Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 07/11] leds: turris-omnia: Inform about missing LED gamma correction feature in the MCU driver Marek Behún
2024-09-03 10:19 ` Marek Behún [this message]
2024-09-03 10:45 ` [PATCH leds v2 08/11] leds: turris-omnia: Use dev_err_probe() where appropriate Andy Shevchenko
2024-09-03 15:56 ` Andrew Lunn
2024-09-03 16:28 ` Andy Shevchenko
2024-09-04 7:37 ` Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 09/11] leds: turris-omnia: Use uppercase first letter in all comments Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 10/11] leds: turris-omnia: Use 100 columns in the rest of the code Marek Behún
2024-09-03 13:21 ` Arnd Bergmann
2024-09-04 7:28 ` Marek Behún
2024-09-03 10:19 ` [PATCH leds v2 11/11] ARM: dts: turris-omnia: Add global LED brightness change interrupt Marek Behún
2024-09-03 14:26 ` [PATCH leds v2 00/11] Turris Omnia LED driver changes Rob Herring (Arm)
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