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 6793B49634; Tue, 23 Jul 2024 18:45:05 +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=1721760305; cv=none; b=fSvbGrMy+i840WDcRgqiBR9PrC8hM5WQjOvAx6L3NPorExK7JtuDsLg7pzv8BqVZ/5c6jqCbg/CVmIkfe56EvxryNhztIXMpo00dvE8eskAw41U1taLYHDmx/lfLAKSErTwky4K6HafStaHfrbjH5aRn9EqQ950kntYjwunfFqY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721760305; c=relaxed/simple; bh=lOgOjc/UxxLu6aUMefGMRWWnximUpo/wVPU0R0A73Cw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=c5ZHzmldIhx9oIU7DySCLHS0T81AnF2Gs2tIKafTjEQGiKWxi2ZbCYBVeQsuR/SNh3tE8opmTWpQwdVTfFF6MVQZUVh1rU61W5cvnp34l5U34QIYgM2BQ7j4GoJNc7wHOvr42iV2baNfEt9le6MGzaQL1nXPwBLeTakl/lcDCSU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XqQ9Iu/i; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="XqQ9Iu/i" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E11A9C4AF0A; Tue, 23 Jul 2024 18:45:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1721760305; bh=lOgOjc/UxxLu6aUMefGMRWWnximUpo/wVPU0R0A73Cw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XqQ9Iu/ifD/IFd7Br4bNcGjPOtDJ1N9tgT6in68PjV4q+01dwDLan7RvbU950eNrk koOSGOUB0IRZ2Z0L+wCBUGSoHh7rpnTD1V+QzUuKRZ0w8xSYMB5sn7K/gXIVMWDdd6 uFOJEMIxHCl14rRcuePaptezaNyObpCJybZUPU0Q= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Mario Limonciello , Rodrigo Siqueira , Jerry Zuo , Tom Chung , Daniel Wheeler , Alex Deucher , Sasha Levin Subject: [PATCH 6.9 133/163] drm/amd/display: Add refresh rate range check Date: Tue, 23 Jul 2024 20:24:22 +0200 Message-ID: <20240723180148.613332848@linuxfoundation.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240723180143.461739294@linuxfoundation.org> References: <20240723180143.461739294@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.9-stable review patch. If anyone has any objections, please let me know. ------------------ 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 2152e40ee1c27..087d7aad8e6b4 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -11289,9 +11289,11 @@ 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