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 9E36C1C07DB; Tue, 15 Oct 2024 13:07:09 +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=1728997629; cv=none; b=qX/FgwoIwxIwMJKwEb/e8296jpGdOoJmOg3mmlqPMra08maDCHaEXSeGlLOVobJ8JpH+3+W7PZQ1ZJw2E4U3wqD6r+be9DHBIrnPuGyKQyCZReuPwfaS/WfvtsTmMrrLiQ1xgv1RSdqCG34fw+D1rlHr2ftePh5jIUDrJU+T3yU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728997629; c=relaxed/simple; bh=DQqWtn/khCrl1K4nYL7QIFPxFA+itPh2HJUqPBdQDZU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=MNUQ5CxNp1VyOjWNS5T3OI9bSfTxrbIutD64TTugrDwsOQB2+dyS5dUB2ne/Bh5uEC1T/FJa3G6KXn2K5Z3KQ/+ED71l3h4Y7NA0Q43Sz+Dz6/WnklYZrLpFtHyKxNWcOdAc90pZkcZ+KL+gfBpwqOacK4l2xJUhC92sWhNfhdc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=qD5N5xWu; 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="qD5N5xWu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B5B0BC4CEC6; Tue, 15 Oct 2024 13:07:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1728997629; bh=DQqWtn/khCrl1K4nYL7QIFPxFA+itPh2HJUqPBdQDZU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qD5N5xWuNEeK9bhx3IeXMV9XUMZML5w0tA8106qya1UAMOMUxoQR3Ckspwx5onNOZ Vlbf1a6U3DcZOr3CYgYtisfPqjoSic0X6ECCahqWKXZ1m/O4jYItQpRR3ugRfoLeba JTWwIMOhD65qT6WeRNQYcTr5H6y0rAMrkavWPduE= 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 5.10 208/518] drm/amd/display: Fix Synaptics Cascaded Panamera DSC Determination Date: Tue, 15 Oct 2024 14:41:52 +0200 Message-ID: <20241015123925.012156973@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241015123916.821186887@linuxfoundation.org> References: <20241015123916.821186887@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 5.10-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 @@ -201,7 +201,7 @@ 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)