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| author | Antonio Ospite <ao2@ao2.it> | 2016-01-28 16:49:29 +0100 |
|---|---|---|
| committer | Jacek Anaszewski <j.anaszewski@samsung.com> | 2016-03-14 09:22:20 +0100 |
| commit | c9eec908a1ec7829497a0914514badec95cc8461 (patch) | |
| tree | c430046d6b2d04a6ebbcdd20110ad004f32d0fa1 /drivers/leds/leds-lp3944.c | |
| parent | d84d80f38f0ff4eb4becf1a3569c8e7b2c463b61 (diff) | |
| download | linux-c9eec908a1ec7829497a0914514badec95cc8461.tar.bz2 | |
leds: lp3944: improve wording and formatting in a comment
Improve the wording for the comment about the led status, and while at
it also use the standard formatting for multi-line comments.
Signed-off-by: Antonio Ospite <ao2@ao2.it>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
Diffstat (limited to 'drivers/leds/leds-lp3944.c')
| -rw-r--r-- | drivers/leds/leds-lp3944.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/leds/leds-lp3944.c b/drivers/leds/leds-lp3944.c index 6c758aea1bbd..be60c181222a 100644 --- a/drivers/leds/leds-lp3944.c +++ b/drivers/leds/leds-lp3944.c @@ -199,8 +199,11 @@ static int lp3944_led_set(struct lp3944_led_data *led, u8 status) if (status > LP3944_LED_STATUS_DIM1) return -EINVAL; - /* invert only 0 and 1, leave unchanged the other values, - * remember we are abusing status to set blink patterns + /* + * Invert status only when it's < 2 (i.e. 0 or 1) which means it's + * controlling the on/off state directly. + * When, instead, status is >= 2 don't invert it because it would mean + * to mess with the hardware blinking mode. */ if (led->type == LP3944_LED_TYPE_LED_INVERTED && status < 2) status = 1 - status; |