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 418F355896; Mon, 14 Oct 2024 15:04:27 +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=1728918267; cv=none; b=VtLZvDDFzQPAcS+7+9QU9ezFJu/fnoRS2n+zEPGw/Dm+E8G36HDz6Tl8trIx2/GzVczyAEeEYTC6mNmfdf/FAZ2QNTdiB83T7Sz2DagodzQCaCaoT7b3w4xcS+e8gKf7483vJiCQsZFTdDdEjb8znaRdLrQpUhe07IgftOyIXmQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728918267; c=relaxed/simple; bh=zyHcned9l0v4vcYH1thwK4FqFW9t83jrkk9Z8TBK+bw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CHGva52nbWoCY4/ZSjko2TP66wNt7QiFqu15a8eFSmSaqnFmLhiOccLAyoX24+SSc9T0T7paAjIGlDxfGMKs78TpbVSVYz/35hKX40bXWHiqPstdZm4Dz6bRqXQ9+2sY4O+T5I005MmDNPtr746ekuR0cxJbN8O+WbcLAj2eDf4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=TlMy/CqA; 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="TlMy/CqA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A71E2C4CEC7; Mon, 14 Oct 2024 15:04:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1728918267; bh=zyHcned9l0v4vcYH1thwK4FqFW9t83jrkk9Z8TBK+bw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TlMy/CqA9umrZqM7Rq+C53SRieQ2HmfUWjEEHusTS1aOLtq78v4uQfQEQoXNLZY2K 4OzyTIFfcCFkBEV60BzECIJWmI51SBfRVc/8m2bi4OE8LfdJLRSGm3SE24YJIXrMhr Z4a+KJysfThw3vqHWiafblIJsCJTulIPIUfuLZ88= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Roman Li , Fangzhi Zuo , Zaeem Mohamed , Daniel Wheeler , Alex Deucher , Mario Limonciello Subject: [PATCH 6.1 273/798] drm/amd/display: Fix Synaptics Cascaded Panamera DSC Determination Date: Mon, 14 Oct 2024 16:13:47 +0200 Message-ID: <20241014141228.659206376@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241014141217.941104064@linuxfoundation.org> References: <20241014141217.941104064@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Fangzhi Zuo commit 4437936c6b696b98f3fe1d8679a2788c41b4df77 upstream. Synaptics Cascaded Panamera topology needs to unconditionally acquire root aux for dsc decoding. Reviewed-by: Roman Li Signed-off-by: Fangzhi Zuo Signed-off-by: Zaeem Mohamed Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Cc: Mario Limonciello Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -251,7 +251,7 @@ static bool validate_dsc_caps_on_connect aconnector->dsc_aux = &aconnector->mst_port->dm_dp_aux.aux; /* synaptics cascaded MST hub case */ - if (!aconnector->dsc_aux && is_synaptics_cascaded_panamera(aconnector->dc_link, port)) + if (is_synaptics_cascaded_panamera(aconnector->dc_link, port)) aconnector->dsc_aux = port->mgr->aux; if (!aconnector->dsc_aux)