linux-kernel - Re: [PATCH 11/15] powerpc: via-pmu-backlight: Introduce backlight_get

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Message-ID: <20230108203637.0eb346fb@heffalump.sk2.org>
Date:   Sun, 8 Jan 2023 20:36:37 +0100
From:   Stephen Kitt <steve@....org>
To:     Sam Ravnborg via B4 Submission Endpoint 
        <devnull+sam.ravnborg.org@...nel.org>
Cc:     <sam@...nborg.org>, Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Helge Deller <deller@....de>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>,
        Antonino Daplas <adaplas@...il.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Robin van der Gracht <robin@...tonic.nl>,
        Miguel Ojeda <ojeda@...nel.org>, Lee Jones <lee@...nel.org>,
        Daniel Thompson <daniel.thompson@...aro.org>,
        Jingoo Han <jingoohan1@...il.com>, linux-fbdev@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-omap@...r.kernel.org, linux-staging@...ts.linux.dev,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH 11/15] powerpc: via-pmu-backlight: Introduce
 backlight_get_brightness()

On Sat, 07 Jan 2023 19:26:25 +0100, Sam Ravnborg via B4 Submission Endpoint
<devnull+sam.ravnborg.org@...nel.org> wrote:

> From: Sam Ravnborg <sam@...nborg.org>
> 
> Introduce backlight_get_brightness() to simplify logic
> and avoid direct access to backlight properties.
> 
> Signed-off-by: Sam Ravnborg <sam@...nborg.org>
> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Cc: Sam Ravnborg <sam@...nborg.org>
> Cc: linuxppc-dev@...ts.ozlabs.org
> ---
>  drivers/macintosh/via-pmu-backlight.c | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/drivers/macintosh/via-pmu-backlight.c
> b/drivers/macintosh/via-pmu-backlight.c index 2194016122d2..c2d87e7fa85b
> 100644 --- a/drivers/macintosh/via-pmu-backlight.c
> +++ b/drivers/macintosh/via-pmu-backlight.c
> @@ -71,12 +71,7 @@ static int pmu_backlight_get_level_brightness(int level)
>  static int __pmu_backlight_update_status(struct backlight_device *bd)
>  {
>  	struct adb_request req;
> -	int level = bd->props.brightness;
> -
> -
> -	if (bd->props.power != FB_BLANK_UNBLANK ||
> -	    bd->props.fb_blank != FB_BLANK_UNBLANK)
> -		level = 0;
> +	int level = backlight_get_brightness(bd);
>  
>  	if (level > 0) {
>  		int pmulevel = pmu_backlight_get_level_brightness(level);
> 
> -- 
> 2.34.1

This one is already in 6.2-rc1, it went in via powerpc/next.

Regards,

Stephen

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