From: Dan Murphy <dmurphy@ti.com>
To: <jacek.anaszewski@gmail.com>, <pavel@ucw.cz>, <tony@atomide.com>,
<sre@kernel.org>, <nekit1000@gmail.com>, <mpartap@gmx.net>,
<merlijn@wizzup.org>
Cc: <linux-leds@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Dan Murphy <dmurphy@ti.com>
Subject: [PATCH v2 2/4] leds: lm3532: Fixes for the driver for stability
Date: Tue, 13 Aug 2019 13:11:52 -0500 [thread overview]
Message-ID: <20190813181154.6614-2-dmurphy@ti.com> (raw)
In-Reply-To: <20190813181154.6614-1-dmurphy@ti.com>
Fixed misspelled words, added error check during probe
on the init of the registers, and fixed ALS/I2C control
mode.
Fixes: e37a7f8d77e1 ("leds: lm3532: Introduce the lm3532 LED driver")
Reported-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Dan Murphy <dmurphy@ti.com>
---
v2 - New patch due to separating out random fixes and brightness control
fix - https://lore.kernel.org/patchwork/patch/1109502/
drivers/leds/leds-lm3532.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff --git a/drivers/leds/leds-lm3532.c b/drivers/leds/leds-lm3532.c
index b28b7f63198b..ef4c74cbcdc0 100644
--- a/drivers/leds/leds-lm3532.c
+++ b/drivers/leds/leds-lm3532.c
@@ -43,7 +43,7 @@
#define LM3532_REG_ZONE_TRGT_C 0x7a
#define LM3532_REG_MAX 0x7e
-/* Contorl Enable */
+/* Control Enable */
#define LM3532_CTRL_A_ENABLE BIT(0)
#define LM3532_CTRL_B_ENABLE BIT(1)
#define LM3532_CTRL_C_ENABLE BIT(2)
@@ -307,7 +307,7 @@ static int lm3532_led_disable(struct lm3532_led *led_data)
int ret;
ret = regmap_update_bits(led_data->priv->regmap, LM3532_REG_ENABLE,
- ctrl_en_val, ~ctrl_en_val);
+ ctrl_en_val, 0);
if (ret) {
dev_err(led_data->priv->dev, "Failed to set ctrl:%d\n", ret);
return ret;
@@ -326,7 +326,7 @@ static int lm3532_brightness_set(struct led_classdev *led_cdev,
mutex_lock(&led->priv->lock);
- if (led->mode == LM3532_BL_MODE_ALS) {
+ if (led->mode == LM3532_ALS_CTRL) {
if (brt_val > LED_OFF)
ret = lm3532_led_enable(led);
else
@@ -561,11 +561,14 @@ static int lm3532_parse_node(struct lm3532_data *priv)
}
if (led->mode == LM3532_BL_MODE_ALS) {
+ led->mode = LM3532_ALS_CTRL;
ret = lm3532_parse_als(priv);
if (ret)
dev_err(&priv->client->dev, "Failed to parse als\n");
else
lm3532_als_configure(priv, led);
+ } else {
+ led->mode = LM3532_I2C_CTRL;
}
led->num_leds = fwnode_property_count_u32(child, "led-sources");
@@ -606,7 +609,13 @@ static int lm3532_parse_node(struct lm3532_data *priv)
goto child_out;
}
- lm3532_init_registers(led);
+ ret = lm3532_init_registers(led);
+ if (ret) {
+ dev_err(&priv->client->dev, "register init err: %d\n",
+ ret);
+ fwnode_handle_put(child);
+ goto child_out;
+ }
i++;
}
--
2.22.0.214.g8dca754b1e
next prev parent reply other threads:[~2019-08-13 18:12 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-13 18:11 [PATCH v2 1/4] leds: lm3532: Fix brightness control for i2c mode Dan Murphy
2019-08-13 18:11 ` Dan Murphy [this message]
2019-08-19 10:48 ` [PATCH v2 2/4] leds: lm3532: Fixes for the driver for stability Pavel Machek
2019-08-13 18:11 ` [PATCH v2 3/4] dt: lm3532: Add property for full scale current Dan Murphy
2019-08-19 10:49 ` Pavel Machek
2019-08-13 18:11 ` [PATCH v2 4/4] leds: lm3532: Add full scale current configuration Dan Murphy
2019-08-19 10:55 ` Pavel Machek
2019-08-20 15:51 ` Dan Murphy
2019-08-20 16:29 ` Pavel Machek
2019-08-20 17:48 ` Dan Murphy
2019-08-19 10:48 ` [PATCH v2 1/4] leds: lm3532: Fix brightness control for i2c mode Pavel Machek
2019-08-20 15:52 ` Dan Murphy
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