Re: [PATCH v4 00/10] backlight: Replace struct fb_info in interfaces

From: Lee Jones <lee@kernel.org>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Thomas Zimmermann <tzimmermann@suse.de>,
	andy@kernel.org, daniel.thompson@linaro.org,
	jingoohan1@gmail.com, deller@gmx.de, robin@protonic.nl,
	javierm@redhat.com, dri-devel@lists.freedesktop.org,
	linux-fbdev@vger.kernel.org, linux-input@vger.kernel.org,
	linux-pwm@vger.kernel.org
Subject: Re: [PATCH v4 00/10] backlight: Replace struct fb_info in interfaces
Date: Wed, 13 Mar 2024 08:03:21 +0000	[thread overview]
Message-ID: <20240313080321.GE1522089@google.com> (raw)
In-Reply-To: <heasef3pdfyj7xyngnvbg527pc5uyy2v6hatz4wr6q3sfkhw3h@f4lnresjcnmb>

On Wed, 13 Mar 2024, Uwe Kleine-König wrote:

> Hello Thomas,
> 
> On Tue, Mar 05, 2024 at 05:22:33PM +0100, Thomas Zimmermann wrote:
> > Backlight drivers implement struct backlight_ops.check_fb, which
> > uses struct fb_info in its interface. Replace the callback with one
> > that does not use fb_info.
> > 
> > In DRM, we have several drivers that implement backlight support. By
> > including <linux/backlight.h> these drivers depend on <linux/fb.h>.
> > At the same time, fbdev is deprecated for new drivers and likely to
> > be replaced on many systems.
> > 
> > This patchset is part of a larger effort to implement the backlight
> > code without depending on fbdev.
> > 
> > Patch 1 makes the backlight core match backlight and framebuffer
> > devices via struct fb_info.bl_dev. Patches 2 to 9 then go through
> > drivers and remove unnecessary implementations of check_fb. Finally,
> > patch 10 replaces the check_fb hook with controls_device, which
> > uses the framebuffer's Linux device instead of the framebuffer.
> 
> I assume the merge plan for this series is via drm-misc in one go?

Backlight in one go.  This will be the second attempt at applying it.

-- 
Lee Jones [李琼斯]