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Received: from MW2PR12MB2524.namprd12.prod.outlook.com (52.132.180.155) by MW2PR12MB2524.namprd12.prod.outlook.com (52.132.180.155) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2623.11; Fri, 10 Jan 2020 14:47:26 +0000 Received: from MW2PR12MB2524.namprd12.prod.outlook.com ([fe80::699c:a877:13ef:6ae2]) by MW2PR12MB2524.namprd12.prod.outlook.com ([fe80::699c:a877:13ef:6ae2%6]) with mapi id 15.20.2623.011; Fri, 10 Jan 2020 14:47:25 +0000 From: Rodrigo Siqueira To: amd-gfx@lists.freedesktop.org Subject: [PATCH 06/43] drm/amd/display: Disable secondary link for certain monitors Date: Fri, 10 Jan 2020 09:46:18 -0500 Message-Id: <20200110144655.55845-7-Rodrigo.Siqueira@amd.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200110144655.55845-1-Rodrigo.Siqueira@amd.com> References: <20200110144655.55845-1-Rodrigo.Siqueira@amd.com> X-ClientProxiedBy: YT1PR01CA0009.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01::22) To MW2PR12MB2524.namprd12.prod.outlook.com (2603:10b6:907:9::27) MIME-Version: 1.0 Received: from atma2.amd.com (165.204.55.250) by YT1PR01CA0009.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2623.8 via Frontend Transport; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: Nikola Cornij [why] If the specific monitor supports DSC, the secondary link should be disabled, and the other way around, too: if either that monitor or our ASIC doesn't support DSC, the secodary link should be enabled. [how] Add a monitor patch and disable secondary link if that monitor is detected and if ASIC supports DSC, or otherwise enable secondary link. Signed-off-by: Nikola Cornij Reviewed-by: Joshua Aberback Acked-by: Harry Wentland Acked-by: Rodrigo Siqueira --- drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 10 +++++++--- drivers/gpu/drm/amd/display/dc/dc.h | 2 ++ drivers/gpu/drm/amd/display/dc/dc_types.h | 1 + 3 files changed, 10 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index 64a0e08fd019..a0eb9e533a61 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -2066,6 +2066,13 @@ void dc_resource_state_construct( dst_ctx->clk_mgr = dc->clk_mgr; } + +bool dc_resource_is_dsc_encoding_supported(const struct dc *dc) +{ + return dc->res_pool->res_cap->num_dsc > 0; +} + + /** * dc_validate_global_state() - Determine if HW can support a given state * Checks HW resource availability and bandwidth requirement. @@ -2897,6 +2904,3 @@ void get_audio_check(struct audio_info *aud_modes, } } - - - diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index c4e6c696f06f..29762b0531fc 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -910,6 +910,8 @@ void dc_resource_state_copy_construct_current( void dc_resource_state_destruct(struct dc_state *context); +bool dc_resource_is_dsc_encoding_supported(const struct dc *dc); + /* * TODO update to make it about validation sets * Set up streams and links associated to drive sinks diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index b1a372c8df83..4b5b97520733 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -229,6 +229,7 @@ struct dc_panel_patch { unsigned int extra_t12_ms; unsigned int extra_delay_backlight_off; unsigned int extra_t7_ms; + unsigned int manage_secondary_link; }; struct dc_edid_caps { -- 2.24.1 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx