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Subject[PATCH 2/3] leds: lp5521/5523: Remove duplicate mutex
Date
It can be a problem when a pattern is loaded via the firmware interface.
LP55xx common driver has already locked the mutex in 'lp55xx_firmware_loaded()'.
So it should be deleted.

Cc: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Milo Kim <milo.kim@ti.com>
---
drivers/leds/leds-lp5521.c | 4 ----
drivers/leds/leds-lp5523.c | 4 ----
2 files changed, 8 deletions(-)

diff --git a/drivers/leds/leds-lp5521.c b/drivers/leds/leds-lp5521.c
index 26f89ac..4c45ed9 100644
--- a/drivers/leds/leds-lp5521.c
+++ b/drivers/leds/leds-lp5521.c
@@ -258,8 +258,6 @@ static int lp5521_update_program_memory(struct lp55xx_chip *chip,
if (i % 2)
goto err;

- mutex_lock(&chip->lock);
-
for (i = 0; i < LP5521_PROGRAM_LENGTH; i++) {
ret = lp55xx_write(chip, addr[idx] + i, pattern[i]);
if (ret) {
@@ -268,8 +266,6 @@ static int lp5521_update_program_memory(struct lp55xx_chip *chip,
}
}

- mutex_unlock(&chip->lock);
-
return size;

err:
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
index 2ce1723..7a3b369 100644
--- a/drivers/leds/leds-lp5523.c
+++ b/drivers/leds/leds-lp5523.c
@@ -351,8 +351,6 @@ static int lp5523_update_program_memory(struct lp55xx_chip *chip,
if (i % 2)
goto err;

- mutex_lock(&chip->lock);
-
for (i = 0; i < LP5523_PROGRAM_LENGTH; i++) {
ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + i, pattern[i]);
if (ret) {
@@ -361,8 +359,6 @@ static int lp5523_update_program_memory(struct lp55xx_chip *chip,
}
}

- mutex_unlock(&chip->lock);
-
return size;

err:
--
1.7.9.5
--
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