From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0B8DFC55182 for ; Mon, 3 Aug 2026 13:12:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 69BF410E6C7; Mon, 3 Aug 2026 13:12:49 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="b4O6+nAp"; dkim-atps=neutral Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2E2FF10E6C7 for ; Mon, 3 Aug 2026 13:12:48 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id BF53F4364B for ; Mon, 3 Aug 2026 13:12:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id A094EC2BCF4 for ; Mon, 3 Aug 2026 13:12:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1785762767; bh=vybAne3dfkm0ohjH43jwFXreZkIeGQPaAEaE83SsklU=; h=From:To:Subject:Date:From; b=b4O6+nApAxCkDWhFon+HrMAsUI2Va/NnqgXb6cNheJ9DKZMKTamA9qOW3FakUzch7 ur11vgerjXSqiWIzGB+Erc+uJ8VQ4HUzIlwuOap9RNAvMSYF/Rw8DDskxHbt8x+2nx /Mk+6a+gS+zdGX2kij1hbmc1S6GQkU+CKbpdUhF7LY/ahoQvgZDaf3omGjW4K8zydk OfyUo/oT7AFSuiJSfGp5QBM44VrSJ9/q2g+luno+OcLP8CTFWv1sYFCu+7eHPEDy6l PVnw1jN841+be88x4mIx7tPd9POgYxHrQ5nHMw6UgPM7+HR/dqLNCYiky1Q5DogGhU 9ZQi2k+RdrILg== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 85295C53BBF; Mon, 3 Aug 2026 13:12:47 +0000 (UTC) From: bugzilla-daemon@kernel.org To: dri-devel@lists.freedesktop.org Subject: [Bug 221827] New: Backlight regression with 7.1.6 Date: Mon, 03 Aug 2026 13:12:47 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: AssignedTo drivers_video-dri@kernel-bugs.osdl.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: Video(DRI - non Intel) X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rjgolo@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: drivers_video-dri@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter cf_regression Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" https://bugzilla.kernel.org/show_bug.cgi?id=3D221827 Bug ID: 221827 Summary: Backlight regression with 7.1.6 Product: Drivers Version: 2.5 Hardware: AMD OS: Linux Status: NEW Severity: normal Priority: P3 Component: Video(DRI - non Intel) Assignee: drivers_video-dri@kernel-bugs.osdl.org Reporter: rjgolo@gmail.com Regression: No Upon upgrading to 7.1.6, backlight at 100% is set to dimmest level. cat /sys/class/backlight/amdgpu_bl2/*brightness actual_brightness brightness max_brightness 100% or setting brightness same to max or less 1 than max - 7.1.6 0 65535 65535 98% - 7.1.6 - brightness restored 65290 64224 65535 100% - reverted 1191285ecb4233e5bf907da7e9394d7999055566 - ok 63576 62451 62451 --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=