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leds: lp3944: improve wording and formatting in a comment

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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>
This commit is contained in:
Antonio Ospite 2016-01-28 16:49:29 +01:00 committed by Jacek Anaszewski
parent d84d80f38f
commit c9eec908a1
1 changed files with 5 additions and 2 deletions
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7
drivers/leds/leds-lp3944.c
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@ -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;