diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c | 74 |
1 files changed, 27 insertions, 47 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c index 4b92df23ff0d..9067ca78f851 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c @@ -358,29 +358,6 @@ void dcn35_init_hw(struct dc *dc) } } -static int calc_mpc_flow_ctrl_cnt(const struct dc_stream_state *stream, - int opp_cnt) -{ - bool hblank_halved = optc2_is_two_pixels_per_containter(&stream->timing); - int flow_ctrl_cnt; - - if (opp_cnt >= 2) - hblank_halved = true; - - flow_ctrl_cnt = stream->timing.h_total - stream->timing.h_addressable - - stream->timing.h_border_left - - stream->timing.h_border_right; - - if (hblank_halved) - flow_ctrl_cnt /= 2; - - /* ODM combine 4:1 case */ - if (opp_cnt == 4) - flow_ctrl_cnt /= 2; - - return flow_ctrl_cnt; -} - static void update_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable) { struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc; @@ -474,10 +451,6 @@ void dcn35_update_odm(struct dc *dc, struct dc_state *context, struct pipe_ctx * struct pipe_ctx *odm_pipe; int opp_cnt = 0; int opp_inst[MAX_PIPES] = {0}; - bool rate_control_2x_pclk = (pipe_ctx->stream->timing.flags.INTERLACE || optc2_is_two_pixels_per_containter(&pipe_ctx->stream->timing)); - struct mpc_dwb_flow_control flow_control; - struct mpc *mpc = dc->res_pool->mpc; - int i; opp_cnt = get_odm_config(pipe_ctx, opp_inst); @@ -490,20 +463,6 @@ void dcn35_update_odm(struct dc *dc, struct dc_state *context, struct pipe_ctx * pipe_ctx->stream_res.tg->funcs->set_odm_bypass( pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing); - rate_control_2x_pclk = rate_control_2x_pclk || opp_cnt > 1; - flow_control.flow_ctrl_mode = 0; - flow_control.flow_ctrl_cnt0 = 0x80; - flow_control.flow_ctrl_cnt1 = calc_mpc_flow_ctrl_cnt(pipe_ctx->stream, opp_cnt); - if (mpc->funcs->set_out_rate_control) { - for (i = 0; i < opp_cnt; ++i) { - mpc->funcs->set_out_rate_control( - mpc, opp_inst[i], - true, - rate_control_2x_pclk, - &flow_control); - } - } - for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) { odm_pipe->stream_res.opp->funcs->opp_pipe_clock_control( odm_pipe->stream_res.opp, @@ -679,22 +638,43 @@ void dcn35_power_down_on_boot(struct dc *dc) bool dcn35_apply_idle_power_optimizations(struct dc *dc, bool enable) { - struct dc_link *edp_links[MAX_NUM_EDP]; - int i, edp_num; if (dc->debug.dmcub_emulation) return true; if (enable) { - dc_get_edp_links(dc, edp_links, &edp_num); - if (edp_num == 0 || edp_num > 1) - return false; + uint32_t num_active_edp = 0; + int i; for (i = 0; i < dc->current_state->stream_count; ++i) { struct dc_stream_state *stream = dc->current_state->streams[i]; + struct dc_link *link = stream->link; + bool is_psr = link && !link->panel_config.psr.disable_psr && + (link->psr_settings.psr_version == DC_PSR_VERSION_1 || + link->psr_settings.psr_version == DC_PSR_VERSION_SU_1); + bool is_replay = link && link->replay_settings.replay_feature_enabled; + + /* Ignore streams that disabled. */ + if (stream->dpms_off) + continue; + + /* Active external displays block idle optimizations. */ + if (!dc_is_embedded_signal(stream->signal)) + return false; - if (!stream->dpms_off && !dc_is_embedded_signal(stream->signal)) + /* If not PWRSEQ0 can't enter idle optimizations */ + if (link && link->link_index != 0) return false; + + /* Check for panel power features required for idle optimizations. */ + if (!is_psr && !is_replay) + return false; + + num_active_edp += 1; } + + /* If more than one active eDP then disallow. */ + if (num_active_edp > 1) + return false; } // TODO: review other cases when idle optimization is allowed |