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backlight: jornada720: fix checkpatch error and warning 

This patch fixes the checkpatch error and warning as below:

  ERROR: return is not a function, parentheses are not required

Also, long comments are fixed for the preferred style.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jingoo Han 2012-12-17 16:00:21 -08:00 committed by Linus Torvalds
parent c0b6cc499c
commit 0a75a568b3
1 changed files with 19 additions and 12 deletions
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31
drivers/video/backlight/jornada720_bl.c
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@ -48,7 +48,7 @@ static int jornada_bl_get_brightness(struct backlight_device *bd)
jornada_ssp_end();
return (BL_MAX_BRIGHT - ret);
return BL_MAX_BRIGHT - ret;
}
static int jornada_bl_update_status(struct backlight_device *bd)
@ -77,18 +77,23 @@ static int jornada_bl_update_status(struct backlight_device *bd)
goto out;
}
/* at this point we expect that the mcu has accepted
our command and is waiting for our new value
please note that maximum brightness is 255,
but due to physical layout it is equal to 0, so we simply
invert the value (MAX VALUE - NEW VALUE). */
if (jornada_ssp_byte(BL_MAX_BRIGHT - bd->props.brightness) != TXDUMMY) {
/*
* at this point we expect that the mcu has accepted
* our command and is waiting for our new value
* please note that maximum brightness is 255,
* but due to physical layout it is equal to 0, so we simply
* invert the value (MAX VALUE - NEW VALUE).
*/
if (jornada_ssp_byte(BL_MAX_BRIGHT - bd->props.brightness)
!= TXDUMMY) {
pr_err("set brightness failed\n");
ret = -ETIMEDOUT;
}
/* If infact we get an TXDUMMY as output we are happy and dont
make any further comments about it */
/*
* If infact we get an TXDUMMY as output we are happy and dont
* make any further comments about it
*/
out:
jornada_ssp_end();
@ -121,9 +126,11 @@ static int jornada_bl_probe(struct platform_device *pdev)
bd->props.power = FB_BLANK_UNBLANK;
bd->props.brightness = BL_DEF_BRIGHT;
/* note. make sure max brightness is set otherwise
you will get seemingly non-related errors when
trying to change brightness */
/*
* note. make sure max brightness is set otherwise
* you will get seemingly non-related errors when
* trying to change brightness
*/
jornada_bl_update_status(bd);
platform_set_drvdata(pdev, bd);