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| author | Jonathan Cameron <Jonathan.Cameron@gmail.com> | 2008-10-30 11:05:00 +0000 |
|---|---|---|
| committer | Eric Miao <eric.miao@marvell.com> | 2008-10-30 22:14:10 +0800 |
| commit | a0601c8944dc08c2d349c24bd9c0b09c406229fc (patch) | |
| tree | 740a9aec4a80fadc3f8ce75ce99401631d63169e | |
| parent | 56e7d85cf982dda4b453c157f3f64aea1478bc4d (diff) | |
| download | op-kernel-dev-a0601c8944dc08c2d349c24bd9c0b09c406229fc.zip op-kernel-dev-a0601c8944dc08c2d349c24bd9c0b09c406229fc.tar.gz | |
leds: da903x: (da9030 only) led brightness reversed.
The brightness control register calculation (for the pwm) is
effectively the reverse of what would be expected.
1 is maximum brightness, 255 minimum.
This patch inverts this.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
| -rw-r--r-- | drivers/leds/leds-da903x.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/leds/leds-da903x.c b/drivers/leds/leds-da903x.c index 2768c69..1f3cc51 100644 --- a/drivers/leds/leds-da903x.c +++ b/drivers/leds/leds-da903x.c @@ -58,7 +58,7 @@ static void da903x_led_work(struct work_struct *work) offset = DA9030_LED_OFFSET(led->id); val = led->flags & ~0x87; val |= (led->new_brightness) ? 0x80 : 0; /* EN bit */ - val |= (led->new_brightness >> 5) & 0x7; /* PWM<2:0> */ + val |= (0x7 - (led->new_brightness >> 5)) & 0x7; /* PWM<2:0> */ da903x_write(led->master, DA9030_LED1_CONTROL + offset, val); break; case DA9030_ID_VIBRA: |
