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 E792E1BA294; Tue, 27 Aug 2024 14:54:16 +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=1724770457; cv=none; b=lvjhDvkZroWD6m5MTyKHO/GT5Nn8KrX5txmd7PL0yuF/rgo8/9/bAq8CwbuUs6/xnUl489UzVrbOUzoUoiZkBwO6MUgkSMJf8DyeN2GQK93MtSo+0j+Gz+mMNJBCSEKvZqwoTXLXm4DFnjhM/gsf5l2/MNA3cBxdP1shi3Kf3Yk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724770457; c=relaxed/simple; bh=Q+/4+n5I758kDMiOU1iYcvRBUgYAMXun2m1vfGNmFac=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Uv3kbE1uYj8k14cDOGMgCuhPjZz9YyucLH9tqMmynYO2dhTAqFy8b15aIeGgv3g9ASFci6AJ3TCu/Dx/1OrCY0Kp4vPcH0qQV7rtu87KUFSztmpcWe45mBsJLGRizy1/yteccoZU5IQnGbPQRhnORDF2w5RAUAtNdf7E85DHFTI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=jEQl62g8; 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="jEQl62g8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0E043C6106F; Tue, 27 Aug 2024 14:54:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1724770456; bh=Q+/4+n5I758kDMiOU1iYcvRBUgYAMXun2m1vfGNmFac=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jEQl62g8r7oX161rJWSwYtmymqfxcAV8okWDSyruyZ36yAZJDcd18XpHTAWR786Hm UfDgf6M5F0OYjD9BU00iI/wTUoarO256WvVqqf8AJ89KWKdopdnW14E8RdrNmVRPui P8T8jlAUS5XXD/eleNBsUHW7ZaeJZbnmS68z7uDk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Mario Limonciello , Alex Deucher , Alvin Lee , Loan Chen , Tom Chung , Daniel Wheeler , Sasha Levin Subject: [PATCH 6.6 235/341] drm/amd/display: Enable otg synchronization logic for DCN321 Date: Tue, 27 Aug 2024 16:37:46 +0200 Message-ID: <20240827143852.351758978@linuxfoundation.org> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240827143843.399359062@linuxfoundation.org> References: <20240827143843.399359062@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 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Loan Chen [ Upstream commit 0dbb81d44108a2a1004e5b485ef3fca5bc078424 ] [Why] Tiled display cannot synchronize properly after S3. The fix for commit 5f0c74915815 ("drm/amd/display: Fix for otg synchronization logic") is not enable in DCN321, which causes the otg is excluded from synchronization. [How] Enable otg synchronization logic in dcn321. Fixes: 5f0c74915815 ("drm/amd/display: Fix for otg synchronization logic") Cc: Mario Limonciello Cc: Alex Deucher Reviewed-by: Alvin Lee Signed-off-by: Loan Chen Signed-off-by: Tom Chung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher (cherry picked from commit d6ed53712f583423db61fbb802606759e023bf7b) Cc: stable@vger.kernel.org Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c b/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c index 8d73cceb485bf..aa4c64eec7b3d 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c @@ -1756,6 +1756,9 @@ static bool dcn321_resource_construct( dc->caps.color.mpc.ogam_rom_caps.hlg = 0; dc->caps.color.mpc.ocsc = 1; + /* Use pipe context based otg sync logic */ + dc->config.use_pipe_ctx_sync_logic = true; + dc->config.dc_mode_clk_limit_support = true; /* read VBIOS LTTPR caps */ { -- 2.43.0