From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0CFC21AADF; Wed, 13 Mar 2024 08:03:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710317008; cv=none; b=CeG3ByI5qwdcGinPzINlmsBAyseE2c4b9mEq2+q5cTwXvu3rkNmxQdjeCwCw7QDbkjQbfCPdP3N+xsezmouiqY4PrzVvX5xMTJYeYjZ6dAoPOV97O+y/fyI/MgIi91lBTcqfACNh/pX5MU3cIdZmvzu3AJAaj6ZmHTitLNY+KIA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710317008; c=relaxed/simple; bh=l0tGitGHLV1/9HpYMoRsuk1aHCzZMdgkRs83nroWmVg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Jg3JdHxOlyBDE+nDBKZetp/KjWfXG3n+g7CPcwVLlugdgDAkj9zvzpRp/aMEDdS5tYA49IAHBjlCZwE0v9iEANWDzuQ91JefCliR7rnUi964JrZetY6KFrF5vAEkFZKKhtWlmptzgRjTMnpieIs+CcMDn4+RZvgKo2RLO9z/7tg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mGvEuauO; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="mGvEuauO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1BA46C433F1; Wed, 13 Mar 2024 08:03:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1710317007; bh=l0tGitGHLV1/9HpYMoRsuk1aHCzZMdgkRs83nroWmVg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=mGvEuauOZjLA4AeWdQaZ+xmqo10WtmE5pwVpnPX0E/aJ2es93C2b/33NpdvX41Aqh gmn2AcTYEcTBCbwGAS08SmV7apHF6Ia/fwgWiu2ZC7kQt/+za5mMddJl3353b9zc7/ ydJv/hB/0SJFpCfzLw44FqdT7MsMYvOcsdw4BBtzsylthkA1KFP6BHfRVXVNxmOjA7 sIhOceZC222dV5+vlAqoITB63IXiljpNJ7skvwjHL7HV1lbKha+Pgv0tKqyY8m6n3w vQy8PYF3SfKvrWI/LT8SB6rnBwC09gx7SP8hLJQ0EJgMMr3FzSkTtTwsBIEIQFX3qn tjoEKqVFkKZUw== Date: Wed, 13 Mar 2024 08:03:21 +0000 From: Lee Jones To: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= Cc: Thomas Zimmermann , 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 Message-ID: <20240313080321.GE1522089@google.com> References: <20240305162425.23845-1-tzimmermann@suse.de> Precedence: bulk X-Mailing-List: linux-pwm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: 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 these drivers depend on . > > 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]