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Fri, 5 Aug 2022 12:59:18 -0500 From: Tom Chung To: Subject: [PATCH 07/32] drm/amd/display: Add a variable to update FCLK latency Date: Sat, 6 Aug 2022 01:58:01 +0800 Message-ID: <20220805175826.2992171-8-chiahsuan.chung@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220805175826.2992171-1-chiahsuan.chung@amd.com> References: <20220805175826.2992171-1-chiahsuan.chung@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: 2bac7deb-411d-4786-b43a-08da770c3bd0 X-MS-TrafficTypeDiagnostic: MN2PR12MB2957:EE_ 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:(13230016)(4636009)(376002)(396003)(39860400002)(136003)(346002)(40470700004)(36840700001)(46966006)(6666004)(41300700001)(7696005)(82310400005)(316002)(15650500001)(86362001)(40480700001)(81166007)(356005)(40460700003)(26005)(5660300002)(186003)(83380400001)(70586007)(70206006)(2616005)(336012)(8936002)(8676002)(4326008)(2906002)(36860700001)(54906003)(36756003)(1076003)(6916009)(478600001)(82740400003)(47076005)(426003)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Aug 2022 17:59:25.2567 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2bac7deb-411d-4786-b43a-08da770c3bd0 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: BN8NAM11FT009.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB2957 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, Tom Chung , Sunpeng.Li@amd.com, Harry.Wentland@amd.com, qingqing.zhuo@amd.com, Martin Leung , Rodrigo.Siqueira@amd.com, roman.li@amd.com, solomon.chiu@amd.com, Aurabindo.Pillai@amd.com, Alvin Lee , 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" From: Alvin Lee [Description] Add a variable to update FCLK latency Reviewed-by: Martin Leung Acked-by: Tom Chung Signed-off-by: Alvin Lee --- drivers/gpu/drm/amd/display/dc/dc.h | 1 + drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c | 7 +++++++ drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c | 7 +++++++ 3 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 8e1e40083ec8..d73e68c2fd51 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -609,6 +609,7 @@ struct dc_bounding_box_overrides { int percent_of_ideal_drambw; int dram_clock_change_latency_ns; int dummy_clock_change_latency_ns; + int fclk_clock_change_latency_ns; /* This forces a hard min on the DCFCLK we use * for DML. Unlike the debug option for forcing * DCFCLK, this override affects watermark calculations diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c index 66453546e24f..f8023cfe79f8 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c @@ -2098,6 +2098,13 @@ void dcn32_update_bw_bounding_box_fpu(struct dc *dc, struct clk_bw_params *bw_pa dc->bb_overrides.dram_clock_change_latency_ns / 1000.0; } + if ((int)(dcn3_2_soc.fclk_change_latency_us * 1000) + != dc->bb_overrides.fclk_clock_change_latency_ns + && dc->bb_overrides.fclk_clock_change_latency_ns) { + dcn3_2_soc.fclk_change_latency_us = + dc->bb_overrides.fclk_clock_change_latency_ns / 1000; + } + if ((int)(dcn3_2_soc.dummy_pstate_latency_us * 1000) != dc->bb_overrides.dummy_clock_change_latency_ns && dc->bb_overrides.dummy_clock_change_latency_ns) { diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c index 84b4b00f29cb..c87091683b5d 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c @@ -498,6 +498,13 @@ void dcn321_update_bw_bounding_box_fpu(struct dc *dc, struct clk_bw_params *bw_p dc->bb_overrides.dram_clock_change_latency_ns / 1000.0; } + if ((int)(dcn3_21_soc.fclk_change_latency_us * 1000) + != dc->bb_overrides.fclk_clock_change_latency_ns + && dc->bb_overrides.fclk_clock_change_latency_ns) { + dcn3_21_soc.fclk_change_latency_us = + dc->bb_overrides.fclk_clock_change_latency_ns / 1000; + } + if ((int)(dcn3_21_soc.dummy_pstate_latency_us * 1000) != dc->bb_overrides.dummy_clock_change_latency_ns && dc->bb_overrides.dummy_clock_change_latency_ns) { -- 2.25.1