[AMD Public Use]
Hi Alex,
Thanks for catching it.
But, please discard this patch as it was send out incorrectly.
-- Anson
From: Deucher, Alexander <Alexander.Deucher@xxxxxxx>
Sent: Monday, February 8, 2021 2:58 PM To: Jacob, Anson <Anson.Jacob@xxxxxxx>; amd-gfx@xxxxxxxxxxxxxxxxxxxxx <amd-gfx@xxxxxxxxxxxxxxxxxxxxx> Cc: Brol, Eryk <Eryk.Brol@xxxxxxx>; Li, Sun peng (Leo) <Sunpeng.Li@xxxxxxx>; Wentland, Harry <Harry.Wentland@xxxxxxx>; Zhuo, Qingqing <Qingqing.Zhuo@xxxxxxx>; Siqueira, Rodrigo <Rodrigo.Siqueira@xxxxxxx>; Pillai, Aurabindo <Aurabindo.Pillai@xxxxxxx>; Lakha, Bhawanpreet <Bhawanpreet.Lakha@xxxxxxx>; R, Bindu <Bindu.R@xxxxxxx> Subject: Re: [PATCH] Revert "drm/amd/display: move edp sink present detection to hw init"
[AMD Official Use Only - Internal Distribution Only]
Patch is missing your signed-off-by. Please also give some details as to the regression (blank screen, segfault, etc.) and affected platforms.
Alex
From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> on behalf of Anson Jacob <Anson.Jacob@xxxxxxx>
Sent: Monday, February 8, 2021 2:25 PM To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx <amd-gfx@xxxxxxxxxxxxxxxxxxxxx> Cc: Brol, Eryk <Eryk.Brol@xxxxxxx>; Li, Sun peng (Leo) <Sunpeng.Li@xxxxxxx>; Wentland, Harry <Harry.Wentland@xxxxxxx>; Zhuo, Qingqing <Qingqing.Zhuo@xxxxxxx>; Siqueira, Rodrigo <Rodrigo.Siqueira@xxxxxxx>; Jacob, Anson <Anson.Jacob@xxxxxxx>; Pillai, Aurabindo <Aurabindo.Pillai@xxxxxxx>; Lakha, Bhawanpreet <Bhawanpreet.Lakha@xxxxxxx>; R, Bindu <Bindu.R@xxxxxxx> Subject: [PATCH] Revert "drm/amd/display: move edp sink present detection to hw init" This reverts commit de6571ecbb88643fa4bb4172e65c12795a2f3124.
Patch causes regression in resume time. --- drivers/gpu/drm/amd/display/dc/core/dc.c | 40 +++++++++++------------- drivers/gpu/drm/amd/display/dc/dc_link.h | 2 -- 2 files changed, 18 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index c9aede2f783d..8d5378f53243 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -205,9 +205,27 @@ static bool create_links( link = link_create(&link_init_params); if (link) { + bool should_destory_link = false; + + if (link->connector_signal == SIGNAL_TYPE_EDP) { + if (dc->config.edp_not_connected) { + if (!IS_DIAG_DC(dc->ctx->dce_environment)) + should_destory_link = true; + } else { + enum dc_connection_type type; + dc_link_detect_sink(link, &type); + if (type == dc_connection_none) + should_destory_link = true; + } + } + + if (dc->config.force_enum_edp || !should_destory_link) { dc->links[dc->link_count] = link; link->dc = dc; ++dc->link_count; + } else { + link_destroy(&link); + } } } @@ -998,30 +1016,8 @@ struct dc *dc_create(const struct dc_init_data *init_params) return NULL; } -static void detect_edp_presence(struct dc *dc) -{ - struct dc_link *edp_link = get_edp_link(dc); - bool edp_sink_present = true; - - if (!edp_link) - return; - - if (dc->config.edp_not_connected) { - edp_sink_present = false; - } else { - enum dc_connection_type type; - dc_link_detect_sink(edp_link, &type); - if (type == dc_connection_none) - edp_sink_present = false; - } - - edp_link->edp_sink_present = edp_sink_present; -} - void dc_hardware_init(struct dc *dc) { - - detect_edp_presence(dc); if (dc->ctx->dce_environment != DCE_ENV_VIRTUAL_HW) dc->hwss.init_hw(dc); } diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index e189f16bc026..d5d8f0ad9233 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -103,8 +103,6 @@ struct dc_link { bool lttpr_non_transparent_mode; bool is_internal_display; - bool edp_sink_present; - /* caps is the same as reported_link_cap. link_traing use * reported_link_cap. Will clean up. TODO */ -- 2.25.1 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://nam11.safelinks.protection.outlook.com/?url=""> |
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