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 30F9919CD01; Tue, 16 Jul 2024 14:25:57 +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=1721139957; cv=none; b=Ke8opdXDjA+h+zsdPBQWwX1c63jwvy5wZyX1cdl9dCMIyRhmEk1k+oTxa2yyviQqxqlZRdCtMvY59wPeCoIO7cClOPIy4dr15m/faFt7RONuLzelRxoM2DWbGwIRLty+pt2jwX9JAkOZhCF5iS145ZqjZOcIlT7BoZd7WFPHf20= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721139957; c=relaxed/simple; bh=L9vw0SOo7zsmSC9f3Fyo4092LaNKWbBAXxFqQ2talOE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=aoPYZFgtGnlBB4vaT1igBbVqri5tgiN4PLT2K8Plh7UT2xsdegMPF/nrCzfWktflNLzFz/d1Lh++nINIk7cowblGteMn3uYAm+gjpNwG7kewD+OYya4O0e2yYWRvjPW1TBZvyrA5rSne9rxeS7M27G9D7zYe/0DmBgAlFzHE0wg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Du9dcPuq; 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="Du9dcPuq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 236E1C116B1; Tue, 16 Jul 2024 14:25:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721139957; bh=L9vw0SOo7zsmSC9f3Fyo4092LaNKWbBAXxFqQ2talOE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Du9dcPuqBnXxf+wpWZuhcBsKdFkLhJb905h5Dqs4qXH2FSNOAWwIZRR2d6itWA2bE 5B67JVKGp3IaGltTYsHQIXuS3H0cJ5ZV9pkCQ6Ksd5oxDDndLzIL+nKsg6TPV++MrW upOhQV0Ptcw2JJNLBcW+SzUtwueJkOHh3a7ipoFD5v3homhWiO11zsHwXS45OyoSsi aIHgLJPsndAvCb3m/EVpR5BCHQIptHYP2p/PPMjMapuMHYkth4q8HVhn2uZ5zF1Oz9 0gaE9a9nNgdP2INHZWCfB5qch39ufckUiNA8FOx95JLut5KjJS7PCxVuzFxPqMJvT/ DXi2EsWcMDu/w== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Tom Chung , Mario Limonciello , Rodrigo Siqueira , Jerry Zuo , Daniel Wheeler , Alex Deucher , Sasha Levin , harry.wentland@amd.com, sunpeng.li@amd.com, Rodrigo.Siqueira@amd.com, christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch, alex.hung@amd.com, hamza.mahfooz@amd.com, roman.li@amd.com, joshua@froggi.es, wayne.lin@amd.com, srinivasan.shanmugam@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.9 12/22] drm/amd/display: Add refresh rate range check Date: Tue, 16 Jul 2024 10:24:19 -0400 Message-ID: <20240716142519.2712487-12-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240716142519.2712487-1-sashal@kernel.org> References: <20240716142519.2712487-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.9.9 Content-Transfer-Encoding: 8bit From: Tom Chung [ Upstream commit 74ad26b36d303ac233eccadc5c3a8d7ee4709f31 ] [Why] We only enable the VRR while monitor usable refresh rate range is greater than 10 Hz. But we did not check the range in DRM_EDID_FEATURE_CONTINUOUS_FREQ case. [How] Add a refresh rate range check before set the freesync_capable flag in DRM_EDID_FEATURE_CONTINUOUS_FREQ case. Reviewed-by: Mario Limonciello Reviewed-by: Rodrigo Siqueira Signed-off-by: Jerry Zuo Signed-off-by: Tom Chung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 53a55270998cc..6f43797e1c060 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -11290,9 +11290,11 @@ void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, if (is_dp_capable_without_timing_msa(adev->dm.dc, amdgpu_dm_connector)) { if (edid->features & DRM_EDID_FEATURE_CONTINUOUS_FREQ) { - freesync_capable = true; amdgpu_dm_connector->min_vfreq = connector->display_info.monitor_range.min_vfreq; amdgpu_dm_connector->max_vfreq = connector->display_info.monitor_range.max_vfreq; + if (amdgpu_dm_connector->max_vfreq - + amdgpu_dm_connector->min_vfreq > 10) + freesync_capable = true; } else { edid_check_required = edid->version > 1 || (edid->version == 1 && -- 2.43.0