From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 106006] Kernel 4.16.0+ switch amdgpu.dc=1 causes screen brightness set to 1 to be dimmed by default Date: Tue, 24 Apr 2018 18:40:48 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1412310663==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id 7D3F26E47B for ; Tue, 24 Apr 2018 18:40:49 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============1412310663== Content-Type: multipart/alternative; boundary="15245952491.eFB6.8418" Content-Transfer-Encoding: 7bit --15245952491.eFB6.8418 Date: Tue, 24 Apr 2018 18:40:49 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated https://bugs.freedesktop.org/show_bug.cgi?id=3D106006 --- Comment #13 from Harry Wentland --- Not sure exactly how that kernel is assembled but it contains the problemat= ic code in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c. You should= be able to simply delete the block for if (__is_lut_linear(...)) in amdgpu_dm_set_regamma_lut to fix this, if the patch doesn't straight-up app= ly. --=20 You are receiving this mail because: You are the assignee for the bug.= --15245952491.eFB6.8418 Date: Tue, 24 Apr 2018 18:40:49 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated

Comme= nt # 13 on bug 10600= 6 from Harry Wentland 
Not sure exactly how that kernel is assembled but it contains =
the problematic
code in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c. You should=
 be
able to simply delete the block for if (__is_lut_linear(...)) in
amdgpu_dm_set_regamma_lut to fix this, if the patch doesn't straight-up app=
ly.

You are receiving this mail because:
  • You are the assignee for the bug.
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