linux-kernel - Re: [PATCH 0/8] Fix a bunch of W=1 warnings in Backlight

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Message-ID: <20200624153216.GA1814806@ravnborg.org>
Date:   Wed, 24 Jun 2020 17:32:16 +0200
From:   Sam Ravnborg <sam@...nborg.org>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     daniel.thompson@...aro.org, jingoohan1@...il.com,
        dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 0/8] Fix a bunch of W=1 warnings in Backlight

Hi Lee.

On Wed, Jun 24, 2020 at 03:57:13PM +0100, Lee Jones wrote:
> Attempting to clean-up W=1 kernel builds, which are currently
> overwhelmingly riddled with niggly little warnings.
> 
> Lee Jones (8):
>   backlight: lms501kf03: Remove unused const variables
>   backlight: lcd: Add missing kerneldoc entry for 'struct device parent'

>   backlight: ili922x: Add missing kerneldoc descriptions for
>     CHECK_FREQ_REG() args
>   backlight: ili922x: Remove invalid use of kerneldoc syntax
>   backlight: ili922x: Add missing kerneldoc description for
>     ili922x_reg_dump()'s arg
I wonder why these warnings show up as nothing pulls in this .c file.
Anyway I would suggest to drop using kerneldoc syntax for single drivers
like this - and the benefit here is low.
Now they are typed, otherwise this ahd been fine in a single patch.

>   backlight: backlight: Supply description for function args in existing
>     Kerneldocs
>   backlight: lm3630a_bl: Remove invalid checks for unsigned int < 0
>   backlight: qcom-wled: Remove unused configs for LED3 and LED4

The other fixes looks good.
They are all:
Acked-by: Sam Ravnborg <sam@...nborg.org>

	Sam

>  drivers/video/backlight/backlight.c  | 2 ++
>  drivers/video/backlight/ili922x.c    | 8 ++++++--
>  drivers/video/backlight/lcd.c        | 1 +
>  drivers/video/backlight/lm3630a_bl.c | 4 ++--
>  drivers/video/backlight/lms501kf03.c | 8 --------
>  drivers/video/backlight/qcom-wled.c  | 8 --------
>  6 files changed, 11 insertions(+), 20 deletions(-)
> 
> -- 
> 2.25.1
> 
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> dri-devel@...ts.freedesktop.org
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