diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c | 71 |
1 files changed, 69 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c index 3baa2bdd6dd6..689c5fb44e86 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c @@ -38,6 +38,7 @@ #include "dc/dc_dmub_srv.h" #include "dce/dmub_replay.h" #include "abm.h" +#include "resource.h" #define DC_LOGGER \ link->ctx->logger #define DC_LOGGER_INIT(logger) @@ -1055,7 +1056,7 @@ bool edp_set_coasting_vtotal(struct dc_link *link, uint32_t coasting_vtotal) } bool edp_replay_residency(const struct dc_link *link, - unsigned int *residency, const bool is_start, const bool is_alpm) + unsigned int *residency, const bool is_start, const enum pr_residency_mode mode) { struct dc *dc = link->ctx->dc; struct dmub_replay *replay = dc->res_pool->replay; @@ -1064,8 +1065,11 @@ bool edp_replay_residency(const struct dc_link *link, if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst)) return false; + if (!residency) + return false; + if (replay != NULL && link->replay_settings.replay_feature_enabled) - replay->funcs->replay_residency(replay, panel_inst, residency, is_start, is_alpm); + replay->funcs->replay_residency(replay, panel_inst, residency, is_start, mode); else *residency = 0; @@ -1145,3 +1149,66 @@ int edp_get_target_backlight_pwm(const struct dc_link *link) return (int) abm->funcs->get_target_backlight(abm); } + +static void edp_set_assr_enable(const struct dc *pDC, struct dc_link *link, + struct link_resource *link_res, bool enable) +{ + union dmub_rb_cmd cmd; + bool use_hpo_dp_link_enc = false; + uint8_t link_enc_index = 0; + uint8_t phy_type = 0; + uint8_t phy_id = 0; + + if (!pDC->config.use_assr_psp_message) + return; + + memset(&cmd, 0, sizeof(cmd)); + + link_enc_index = link->link_enc->transmitter - TRANSMITTER_UNIPHY_A; + + if (link_res->hpo_dp_link_enc) { + link_enc_index = link_res->hpo_dp_link_enc->inst; + use_hpo_dp_link_enc = true; + } + + if (enable) + phy_type = ((dp_get_panel_mode(link) == DP_PANEL_MODE_EDP) ? 1 : 0); + + phy_id = resource_transmitter_to_phy_idx(pDC, link->link_enc->transmitter); + + cmd.assr_enable.header.type = DMUB_CMD__PSP; + cmd.assr_enable.header.sub_type = DMUB_CMD__PSP_ASSR_ENABLE; + cmd.assr_enable.assr_data.enable = enable; + cmd.assr_enable.assr_data.phy_port_type = phy_type; + cmd.assr_enable.assr_data.phy_port_id = phy_id; + cmd.assr_enable.assr_data.link_enc_index = link_enc_index; + cmd.assr_enable.assr_data.hpo_mode = use_hpo_dp_link_enc; + + dc_wake_and_execute_dmub_cmd(pDC->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); +} + +void edp_set_panel_assr(struct dc_link *link, struct pipe_ctx *pipe_ctx, + enum dp_panel_mode *panel_mode, bool enable) +{ + struct link_resource *link_res = &pipe_ctx->link_res; + struct cp_psp *cp_psp = &pipe_ctx->stream->ctx->cp_psp; + + if (*panel_mode != DP_PANEL_MODE_EDP) + return; + + if (link->dc->config.use_assr_psp_message) { + edp_set_assr_enable(link->dc, link, link_res, enable); + } else if (cp_psp && cp_psp->funcs.enable_assr && enable) { + /* ASSR is bound to fail with unsigned PSP + * verstage used during devlopment phase. + * Report and continue with eDP panel mode to + * perform eDP link training with right settings + */ + bool result; + + result = cp_psp->funcs.enable_assr(cp_psp->handle, link); + + if (!result && link->panel_mode != DP_PANEL_MODE_EDP) + *panel_mode = DP_PANEL_MODE_DEFAULT; + } +} |