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Tue, 10 May 2022 15:45:39 -0500 From: David Zhang To: Subject: [PATCH v2 05/19] drm/amd/display: revise Start/End SDP data Date: Tue, 10 May 2022 16:44:54 -0400 Message-ID: <20220510204508.506089-6-dingchen.zhang@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220510204508.506089-1-dingchen.zhang@amd.com> References: <20220510204508.506089-1-dingchen.zhang@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: f6703de7-e9ec-476a-1a03-08da32c60d8a X-MS-TrafficTypeDiagnostic: CY5PR12MB6324:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB03.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230001)(4636009)(40470700004)(46966006)(36840700001)(508600001)(316002)(8936002)(54906003)(36860700001)(6916009)(356005)(4326008)(86362001)(8676002)(70206006)(70586007)(81166007)(2906002)(26005)(40460700003)(6666004)(83380400001)(7696005)(1076003)(2616005)(186003)(336012)(426003)(82310400005)(47076005)(5660300002)(36756003)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 May 2022 20:45:43.7789 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f6703de7-e9ec-476a-1a03-08da32c60d8a X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT057.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY5PR12MB6324 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: stylon.wang@amd.com, David Zhang , Sunpeng.Li@amd.com, Harry.Wentland@amd.com, qingqing.zhuo@amd.com, Rodrigo.Siqueira@amd.com, roman.li@amd.com, solomon.chiu@amd.com, jerry.zuo@amd.com, Aurabindo.Pillai@amd.com, wayne.lin@amd.com, Bhawanpreet.Lakha@amd.com, agustin.gutierrez@amd.com, pavle.kotarac@amd.com Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" [why & how] We need to implement the VSC packet rev4 that is required by PSRSU. Follow the eDP 1.5 spec pg. 257 changes in v2: ------------------- - set vsc packet rev2 for PSR1 Cc: Chandan Vurdigerenataraj Signed-off-by: David Zhang --- .../display/modules/info_packet/info_packet.c | 29 +++++++++++++++++-- 1 file changed, 27 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c index 79bc207415bc..27ceba9d6d65 100644 --- a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c +++ b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c @@ -145,8 +145,10 @@ void mod_build_vsc_infopacket(const struct dc_stream_state *stream, stereo3dSupport = true; } - /*VSC packet set to 2 when DP revision >= 1.2*/ - if (stream->link->psr_settings.psr_version != DC_PSR_VERSION_UNSUPPORTED) + /* VSC packet set to 4 for PSR-SU, or 2 for PSR1 */ + if (stream->link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) + vsc_packet_revision = vsc_packet_rev4; + else if (stream->link->psr_settings.psr_version == DC_PSR_VERSION_1) vsc_packet_revision = vsc_packet_rev2; /* Update to revision 5 for extended colorimetry support */ @@ -159,6 +161,29 @@ void mod_build_vsc_infopacket(const struct dc_stream_state *stream, if (vsc_packet_revision == vsc_packet_undefined) return; + if (vsc_packet_revision == vsc_packet_rev4) { + /* Secondary-data Packet ID = 0*/ + info_packet->hb0 = 0x00; + /* 07h - Packet Type Value indicating Video + * Stream Configuration packet + */ + info_packet->hb1 = 0x07; + /* 04h = VSC SDP supporting 3D stereo + PSR/PSR2 + Y-coordinate + * (applies to eDP v1.4 or higher). + */ + info_packet->hb2 = 0x04; + /* 0Eh = VSC SDP supporting 3D stereo + PSR2 + * (HB2 = 04h), with Y-coordinate of first scan + * line of the SU region + */ + info_packet->hb3 = 0x0E; + + for (i = 0; i < 28; i++) + info_packet->sb[i] = 0; + + info_packet->valid = true; + } + if (vsc_packet_revision == vsc_packet_rev2) { /* Secondary-data Packet ID = 0*/ info_packet->hb0 = 0x00; -- 2.25.1