[PATCH 02/30] backlight/gpio_backlight: Compare against struct fb_info.device

Ruhl, Michael J michael.j.ruhl at intel.com
Mon Jun 5 20:41:20 UTC 2023


>-----Original Message-----
>From: Sam Ravnborg <sam at ravnborg.org>
>Sent: Monday, June 5, 2023 4:23 PM
>To: Ruhl, Michael J <michael.j.ruhl at intel.com>
>Cc: Thomas Zimmermann <tzimmermann at suse.de>; daniel at ffwll.ch;
>javierm at redhat.com; deller at gmx.de; geert+renesas at glider.be;
>lee at kernel.org; daniel.thompson at linaro.org; jingoohan1 at gmail.com; linux-
>fbdev at vger.kernel.org; Rich Felker <dalias at libc.org>; linux-
>sh at vger.kernel.org; linux-staging at lists.linux.dev; dri-
>devel at lists.freedesktop.org; John Paul Adrian Glaubitz <glaubitz at physik.fu-
>berlin.de>; linux-omap at vger.kernel.org
>Subject: Re: [PATCH 02/30] backlight/gpio_backlight: Compare against struct
>fb_info.device
>
>Hi Michael.
>
>> >
>> >Fixes a bug in the backlight driver and prepares fbdev for making
>> >struct fb_info.dev optional.
>>
>> I only see a rename from fbdev  to dev...
>>
>> Is there missing code?
>>
>> Would  a fixes: be useful?
>>
>> M
>>
>> >@@ -35,7 +35,7 @@ static int gpio_backlight_check_fb(struct
>> >backlight_device *bl,
>> > {
>> > 	struct gpio_backlight *gbl = bl_get_data(bl);
>> >
>> >-	return gbl->fbdev == NULL || gbl->fbdev == info->dev;
>> >+	return !gbl->dev || gbl->dev == info->device;
>> > }
>
>The real change is here where info->dev is replaced by info->device.

Yeah, after a few patches, I was getting the idea that the name was the bug. 😊

Thanks,

M

>	Sam


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