Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Jasdeep Dhillon | 3612 | 67.10% | 2 | 4.17% |
Bhawanpreet Lakha | 441 | 8.19% | 6 | 12.50% |
Harry Wentland | 368 | 6.84% | 5 | 10.42% |
rodrigosiqueira | 342 | 6.35% | 4 | 8.33% |
Melissa Wen | 233 | 4.33% | 1 | 2.08% |
Qingqing Zhuo | 220 | 4.09% | 1 | 2.08% |
Alvin lee | 40 | 0.74% | 2 | 4.17% |
Dmytro Laktyushkin | 25 | 0.46% | 4 | 8.33% |
Dillon Varone | 23 | 0.43% | 2 | 4.17% |
Nicholas Kazlauskas | 15 | 0.28% | 3 | 6.25% |
Zhan Liu | 13 | 0.24% | 2 | 4.17% |
Yongqiang Sun | 7 | 0.13% | 1 | 2.08% |
Yue Hin Lau | 6 | 0.11% | 1 | 2.08% |
Aurabindo Pillai | 6 | 0.11% | 1 | 2.08% |
Felipe Clark | 6 | 0.11% | 1 | 2.08% |
Charlene Liu | 4 | 0.07% | 1 | 2.08% |
Leon Elazar | 4 | 0.07% | 1 | 2.08% |
Alex Hung | 4 | 0.07% | 1 | 2.08% |
Aidan Wood | 2 | 0.04% | 1 | 2.08% |
Nasir Osman | 2 | 0.04% | 1 | 2.08% |
Martin Leung | 2 | 0.04% | 1 | 2.08% |
Jerry (Fangzhi) Zuo | 2 | 0.04% | 1 | 2.08% |
Joshua Aberback | 2 | 0.04% | 1 | 2.08% |
Asher.Song | 1 | 0.02% | 1 | 2.08% |
Jiapeng Chong | 1 | 0.02% | 1 | 2.08% |
Srinivasan S | 1 | 0.02% | 1 | 2.08% |
Alex Deucher | 1 | 0.02% | 1 | 2.08% |
Total | 5383 | 48 |
/* * Copyright 2020-2021 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: AMD * */ #include "resource.h" #include "clk_mgr.h" #include "reg_helper.h" #include "dcn_calc_math.h" #include "dcn20/dcn20_resource.h" #include "dcn30/dcn30_resource.h" #include "clk_mgr/dcn30/dcn30_smu11_driver_if.h" #include "display_mode_vba_30.h" #include "dcn30_fpu.h" #define REG(reg)\ optc1->tg_regs->reg #define CTX \ optc1->base.ctx #undef FN #define FN(reg_name, field_name) \ optc1->tg_shift->field_name, optc1->tg_mask->field_name struct _vcs_dpi_ip_params_st dcn3_0_ip = { .use_min_dcfclk = 0, .clamp_min_dcfclk = 0, .odm_capable = 1, .gpuvm_enable = 0, .hostvm_enable = 0, .gpuvm_max_page_table_levels = 4, .hostvm_max_page_table_levels = 4, .hostvm_cached_page_table_levels = 0, .pte_group_size_bytes = 2048, .num_dsc = 6, .rob_buffer_size_kbytes = 184, .det_buffer_size_kbytes = 184, .dpte_buffer_size_in_pte_reqs_luma = 84, .pde_proc_buffer_size_64k_reqs = 48, .dpp_output_buffer_pixels = 2560, .opp_output_buffer_lines = 1, .pixel_chunk_size_kbytes = 8, .pte_enable = 1, .max_page_table_levels = 2, .pte_chunk_size_kbytes = 2, // ? .meta_chunk_size_kbytes = 2, .writeback_chunk_size_kbytes = 8, .line_buffer_size_bits = 789504, .is_line_buffer_bpp_fixed = 0, // ? .line_buffer_fixed_bpp = 0, // ? .dcc_supported = true, .writeback_interface_buffer_size_kbytes = 90, .writeback_line_buffer_buffer_size = 0, .max_line_buffer_lines = 12, .writeback_luma_buffer_size_kbytes = 12, // writeback_line_buffer_buffer_size = 656640 .writeback_chroma_buffer_size_kbytes = 8, .writeback_chroma_line_buffer_width_pixels = 4, .writeback_max_hscl_ratio = 1, .writeback_max_vscl_ratio = 1, .writeback_min_hscl_ratio = 1, .writeback_min_vscl_ratio = 1, .writeback_max_hscl_taps = 1, .writeback_max_vscl_taps = 1, .writeback_line_buffer_luma_buffer_size = 0, .writeback_line_buffer_chroma_buffer_size = 14643, .cursor_buffer_size = 8, .cursor_chunk_size = 2, .max_num_otg = 6, .max_num_dpp = 6, .max_num_wb = 1, .max_dchub_pscl_bw_pix_per_clk = 4, .max_pscl_lb_bw_pix_per_clk = 2, .max_lb_vscl_bw_pix_per_clk = 4, .max_vscl_hscl_bw_pix_per_clk = 4, .max_hscl_ratio = 6, .max_vscl_ratio = 6, .hscl_mults = 4, .vscl_mults = 4, .max_hscl_taps = 8, .max_vscl_taps = 8, .dispclk_ramp_margin_percent = 1, .underscan_factor = 1.11, .min_vblank_lines = 32, .dppclk_delay_subtotal = 46, .dynamic_metadata_vm_enabled = true, .dppclk_delay_scl_lb_only = 16, .dppclk_delay_scl = 50, .dppclk_delay_cnvc_formatter = 27, .dppclk_delay_cnvc_cursor = 6, .dispclk_delay_subtotal = 119, .dcfclk_cstate_latency = 5.2, // SRExitTime .max_inter_dcn_tile_repeaters = 8, .max_num_hdmi_frl_outputs = 1, .odm_combine_4to1_supported = true, .xfc_supported = false, .xfc_fill_bw_overhead_percent = 10.0, .xfc_fill_constant_bytes = 0, .gfx7_compat_tiling_supported = 0, .number_of_cursors = 1, }; struct _vcs_dpi_soc_bounding_box_st dcn3_0_soc = { .clock_limits = { { .state = 0, .dispclk_mhz = 562.0, .dppclk_mhz = 300.0, .phyclk_mhz = 300.0, .phyclk_d18_mhz = 667.0, .dscclk_mhz = 405.6, }, }, .min_dcfclk = 500.0, /* TODO: set this to actual min DCFCLK */ .num_states = 1, .sr_exit_time_us = 15.5, .sr_enter_plus_exit_time_us = 20, .urgent_latency_us = 4.0, .urgent_latency_pixel_data_only_us = 4.0, .urgent_latency_pixel_mixed_with_vm_data_us = 4.0, .urgent_latency_vm_data_only_us = 4.0, .urgent_out_of_order_return_per_channel_pixel_only_bytes = 4096, .urgent_out_of_order_return_per_channel_pixel_and_vm_bytes = 4096, .urgent_out_of_order_return_per_channel_vm_only_bytes = 4096, .pct_ideal_dram_sdp_bw_after_urgent_pixel_only = 80.0, .pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm = 60.0, .pct_ideal_dram_sdp_bw_after_urgent_vm_only = 40.0, .max_avg_sdp_bw_use_normal_percent = 60.0, .max_avg_dram_bw_use_normal_percent = 40.0, .writeback_latency_us = 12.0, .max_request_size_bytes = 256, .fabric_datapath_to_dcn_data_return_bytes = 64, .dcn_downspread_percent = 0.5, .downspread_percent = 0.38, .dram_page_open_time_ns = 50.0, .dram_rw_turnaround_time_ns = 17.5, .dram_return_buffer_per_channel_bytes = 8192, .round_trip_ping_latency_dcfclk_cycles = 191, .urgent_out_of_order_return_per_channel_bytes = 4096, .channel_interleave_bytes = 256, .num_banks = 8, .gpuvm_min_page_size_bytes = 4096, .hostvm_min_page_size_bytes = 4096, .dram_clock_change_latency_us = 404, .dummy_pstate_latency_us = 5, .writeback_dram_clock_change_latency_us = 23.0, .return_bus_width_bytes = 64, .dispclk_dppclk_vco_speed_mhz = 3650, .xfc_bus_transport_time_us = 20, // ? .xfc_xbuf_latency_tolerance_us = 4, // ? .use_urgent_burst_bw = 1, // ? .do_urgent_latency_adjustment = true, .urgent_latency_adjustment_fabric_clock_component_us = 1.0, .urgent_latency_adjustment_fabric_clock_reference_mhz = 1000, }; void optc3_fpu_set_vrr_m_const(struct timing_generator *optc, double vtotal_avg) { struct optc *optc1 = DCN10TG_FROM_TG(optc); double vtotal_min, vtotal_max; double ratio, modulo, phase; uint32_t vblank_start; uint32_t v_total_mask_value = 0; dc_assert_fp_enabled(); /* Compute VTOTAL_MIN and VTOTAL_MAX, so that * VOTAL_MAX - VTOTAL_MIN = 1 */ v_total_mask_value = 16; vtotal_min = dcn_bw_floor(vtotal_avg); vtotal_max = dcn_bw_ceil(vtotal_avg); /* Check that bottom VBLANK is at least 2 lines tall when running with * VTOTAL_MIN. Note that VTOTAL registers are defined as 'total number * of lines in a frame - 1'. */ REG_GET(OTG_V_BLANK_START_END, OTG_V_BLANK_START, &vblank_start); ASSERT(vtotal_min >= vblank_start + 1); /* Special case where the average frame rate can be achieved * without using the DTO */ if (vtotal_min == vtotal_max) { REG_SET(OTG_V_TOTAL, 0, OTG_V_TOTAL, (uint32_t)vtotal_min); optc->funcs->set_vtotal_min_max(optc, 0, 0); REG_SET(OTG_M_CONST_DTO0, 0, OTG_M_CONST_DTO_PHASE, 0); REG_SET(OTG_M_CONST_DTO1, 0, OTG_M_CONST_DTO_MODULO, 0); REG_UPDATE_3(OTG_V_TOTAL_CONTROL, OTG_V_TOTAL_MIN_SEL, 0, OTG_V_TOTAL_MAX_SEL, 0, OTG_SET_V_TOTAL_MIN_MASK_EN, 0); return; } ratio = vtotal_max - vtotal_avg; modulo = 65536.0 * 65536.0 - 1.0; /* 2^32 - 1 */ phase = ratio * modulo; /* Special cases where the DTO phase gets rounded to 0 or * to DTO modulo */ if (phase <= 0 || phase >= modulo) { REG_SET(OTG_V_TOTAL, 0, OTG_V_TOTAL, phase <= 0 ? (uint32_t)vtotal_max : (uint32_t)vtotal_min); REG_SET(OTG_V_TOTAL_MIN, 0, OTG_V_TOTAL_MIN, 0); REG_SET(OTG_V_TOTAL_MAX, 0, OTG_V_TOTAL_MAX, 0); REG_SET(OTG_M_CONST_DTO0, 0, OTG_M_CONST_DTO_PHASE, 0); REG_SET(OTG_M_CONST_DTO1, 0, OTG_M_CONST_DTO_MODULO, 0); REG_UPDATE_3(OTG_V_TOTAL_CONTROL, OTG_V_TOTAL_MIN_SEL, 0, OTG_V_TOTAL_MAX_SEL, 0, OTG_SET_V_TOTAL_MIN_MASK_EN, 0); return; } REG_UPDATE_6(OTG_V_TOTAL_CONTROL, OTG_V_TOTAL_MIN_SEL, 1, OTG_V_TOTAL_MAX_SEL, 1, OTG_SET_V_TOTAL_MIN_MASK_EN, 1, OTG_SET_V_TOTAL_MIN_MASK, v_total_mask_value, OTG_VTOTAL_MID_REPLACING_MIN_EN, 0, OTG_VTOTAL_MID_REPLACING_MAX_EN, 0); REG_SET(OTG_V_TOTAL, 0, OTG_V_TOTAL, (uint32_t)vtotal_min); optc->funcs->set_vtotal_min_max(optc, vtotal_min, vtotal_max); REG_SET(OTG_M_CONST_DTO0, 0, OTG_M_CONST_DTO_PHASE, (uint32_t)phase); REG_SET(OTG_M_CONST_DTO1, 0, OTG_M_CONST_DTO_MODULO, (uint32_t)modulo); } void dcn30_fpu_populate_dml_writeback_from_context( struct dc *dc, struct resource_context *res_ctx, display_e2e_pipe_params_st *pipes) { int pipe_cnt, i, j; double max_calc_writeback_dispclk; double writeback_dispclk; struct writeback_st dout_wb = {0}; dc_assert_fp_enabled(); for (i = 0, pipe_cnt = 0; i < dc->res_pool->pipe_count; i++) { struct dc_stream_state *stream = res_ctx->pipe_ctx[i].stream; if (!stream) continue; max_calc_writeback_dispclk = 0; /* Set writeback information */ pipes[pipe_cnt].dout.wb_enable = 0; pipes[pipe_cnt].dout.num_active_wb = 0; for (j = 0; j < stream->num_wb_info; j++) { struct dc_writeback_info *wb_info = &stream->writeback_info[j]; if (wb_info->wb_enabled && wb_info->writeback_source_plane && (wb_info->writeback_source_plane == res_ctx->pipe_ctx[i].plane_state)) { pipes[pipe_cnt].dout.wb_enable = 1; pipes[pipe_cnt].dout.num_active_wb++; dout_wb.wb_src_height = wb_info->dwb_params.cnv_params.crop_en ? wb_info->dwb_params.cnv_params.crop_height : wb_info->dwb_params.cnv_params.src_height; dout_wb.wb_src_width = wb_info->dwb_params.cnv_params.crop_en ? wb_info->dwb_params.cnv_params.crop_width : wb_info->dwb_params.cnv_params.src_width; dout_wb.wb_dst_width = wb_info->dwb_params.dest_width; dout_wb.wb_dst_height = wb_info->dwb_params.dest_height; /* For IP that doesn't support WB scaling, set h/v taps to 1 to avoid DML validation failure */ if (dc->dml.ip.writeback_max_hscl_taps > 1) { dout_wb.wb_htaps_luma = wb_info->dwb_params.scaler_taps.h_taps; dout_wb.wb_vtaps_luma = wb_info->dwb_params.scaler_taps.v_taps; } else { dout_wb.wb_htaps_luma = 1; dout_wb.wb_vtaps_luma = 1; } dout_wb.wb_htaps_chroma = 0; dout_wb.wb_vtaps_chroma = 0; dout_wb.wb_hratio = wb_info->dwb_params.cnv_params.crop_en ? (double)wb_info->dwb_params.cnv_params.crop_width / (double)wb_info->dwb_params.dest_width : (double)wb_info->dwb_params.cnv_params.src_width / (double)wb_info->dwb_params.dest_width; dout_wb.wb_vratio = wb_info->dwb_params.cnv_params.crop_en ? (double)wb_info->dwb_params.cnv_params.crop_height / (double)wb_info->dwb_params.dest_height : (double)wb_info->dwb_params.cnv_params.src_height / (double)wb_info->dwb_params.dest_height; if (wb_info->dwb_params.cnv_params.fc_out_format == DWB_OUT_FORMAT_64BPP_ARGB || wb_info->dwb_params.cnv_params.fc_out_format == DWB_OUT_FORMAT_64BPP_RGBA) dout_wb.wb_pixel_format = dm_444_64; else dout_wb.wb_pixel_format = dm_444_32; /* Workaround for cases where multiple writebacks are connected to same plane * In which case, need to compute worst case and set the associated writeback parameters * This workaround is necessary due to DML computation assuming only 1 set of writeback * parameters per pipe */ writeback_dispclk = dml30_CalculateWriteBackDISPCLK( dout_wb.wb_pixel_format, pipes[pipe_cnt].pipe.dest.pixel_rate_mhz, dout_wb.wb_hratio, dout_wb.wb_vratio, dout_wb.wb_htaps_luma, dout_wb.wb_vtaps_luma, dout_wb.wb_src_width, dout_wb.wb_dst_width, pipes[pipe_cnt].pipe.dest.htotal, dc->current_state->bw_ctx.dml.ip.writeback_line_buffer_buffer_size); if (writeback_dispclk > max_calc_writeback_dispclk) { max_calc_writeback_dispclk = writeback_dispclk; pipes[pipe_cnt].dout.wb = dout_wb; } } } pipe_cnt++; } } void dcn30_fpu_set_mcif_arb_params(struct mcif_arb_params *wb_arb_params, struct display_mode_lib *dml, display_e2e_pipe_params_st *pipes, int pipe_cnt, int cur_pipe) { int i; dc_assert_fp_enabled(); for (i = 0; i < ARRAY_SIZE(wb_arb_params->cli_watermark); i++) { wb_arb_params->cli_watermark[i] = get_wm_writeback_urgent(dml, pipes, pipe_cnt) * 1000; wb_arb_params->pstate_watermark[i] = get_wm_writeback_dram_clock_change(dml, pipes, pipe_cnt) * 1000; } wb_arb_params->dram_speed_change_duration = dml->vba.WritebackAllowDRAMClockChangeEndPosition[cur_pipe] * pipes[0].clks_cfg.refclk_mhz; /* num_clock_cycles = us * MHz */ } void dcn30_fpu_update_soc_for_wm_a(struct dc *dc, struct dc_state *context) { dc_assert_fp_enabled(); if (dc->clk_mgr->bw_params->wm_table.nv_entries[WM_A].valid) { if (!context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching || context->bw_ctx.dml.soc.dram_clock_change_latency_us == 0) context->bw_ctx.dml.soc.dram_clock_change_latency_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_A].dml_input.pstate_latency_us; context->bw_ctx.dml.soc.sr_enter_plus_exit_time_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_A].dml_input.sr_enter_plus_exit_time_us; context->bw_ctx.dml.soc.sr_exit_time_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_A].dml_input.sr_exit_time_us; } } void dcn30_fpu_calculate_wm_and_dlg( struct dc *dc, struct dc_state *context, display_e2e_pipe_params_st *pipes, int pipe_cnt, int vlevel) { int maxMpcComb = context->bw_ctx.dml.vba.maxMpcComb; int i, pipe_idx; double dcfclk = context->bw_ctx.dml.vba.DCFCLKState[vlevel][maxMpcComb]; bool pstate_en = context->bw_ctx.dml.vba.DRAMClockChangeSupport[vlevel][maxMpcComb] != dm_dram_clock_change_unsupported; unsigned int dummy_latency_index = 0; struct dc_stream_status *stream_status = NULL; dc_assert_fp_enabled(); context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching = false; for (i = 0; i < context->stream_count; i++) { stream_status = NULL; if (context->streams[i]) stream_status = dc_state_get_stream_status(context, context->streams[i]); if (stream_status) stream_status->fpo_in_use = false; } if (!pstate_en) { /* only when the mclk switch can not be natural, is the fw based vblank stretch attempted */ context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching = dcn30_can_support_mclk_switch_using_fw_based_vblank_stretch(dc, context); if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching) { dummy_latency_index = dcn30_find_dummy_latency_index_for_fw_based_mclk_switch(dc, context, pipes, pipe_cnt, vlevel); /* After calling dcn30_find_dummy_latency_index_for_fw_based_mclk_switch * we reinstate the original dram_clock_change_latency_us on the context * and all variables that may have changed up to this point, except the * newly found dummy_latency_index */ context->bw_ctx.dml.soc.dram_clock_change_latency_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_A].dml_input.pstate_latency_us; dcn30_internal_validate_bw(dc, context, pipes, &pipe_cnt, &vlevel, false, true); maxMpcComb = context->bw_ctx.dml.vba.maxMpcComb; dcfclk = context->bw_ctx.dml.vba.DCFCLKState[vlevel][context->bw_ctx.dml.vba.maxMpcComb]; pstate_en = context->bw_ctx.dml.vba.DRAMClockChangeSupport[vlevel][maxMpcComb] != dm_dram_clock_change_unsupported; } } if (context->bw_ctx.dml.soc.min_dcfclk > dcfclk) dcfclk = context->bw_ctx.dml.soc.min_dcfclk; pipes[0].clks_cfg.voltage = vlevel; pipes[0].clks_cfg.dcfclk_mhz = dcfclk; pipes[0].clks_cfg.socclk_mhz = context->bw_ctx.dml.soc.clock_limits[vlevel].socclk_mhz; /* Set B: * DCFCLK: 1GHz or min required above 1GHz * FCLK/UCLK: Max */ if (dc->clk_mgr->bw_params->wm_table.nv_entries[WM_B].valid) { if (vlevel == 0) { pipes[0].clks_cfg.voltage = 1; pipes[0].clks_cfg.dcfclk_mhz = context->bw_ctx.dml.soc.clock_limits[0].dcfclk_mhz; } context->bw_ctx.dml.soc.dram_clock_change_latency_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_B].dml_input.pstate_latency_us; context->bw_ctx.dml.soc.sr_enter_plus_exit_time_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_B].dml_input.sr_enter_plus_exit_time_us; context->bw_ctx.dml.soc.sr_exit_time_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_B].dml_input.sr_exit_time_us; } context->bw_ctx.bw.dcn.watermarks.b.urgent_ns = get_wm_urgent(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.b.cstate_pstate.cstate_enter_plus_exit_ns = get_wm_stutter_enter_exit(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.b.cstate_pstate.cstate_exit_ns = get_wm_stutter_exit(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.b.cstate_pstate.pstate_change_ns = get_wm_dram_clock_change(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.b.pte_meta_urgent_ns = get_wm_memory_trip(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.b.frac_urg_bw_nom = get_fraction_of_urgent_bandwidth(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.b.frac_urg_bw_flip = get_fraction_of_urgent_bandwidth_imm_flip(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.b.urgent_latency_ns = get_urgent_latency(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; pipes[0].clks_cfg.voltage = vlevel; pipes[0].clks_cfg.dcfclk_mhz = dcfclk; /* Set D: * DCFCLK: Min Required * FCLK(proportional to UCLK): 1GHz or Max * MALL stutter, sr_enter_exit = 4, sr_exit = 2us */ /* if (dc->clk_mgr->bw_params->wm_table.nv_entries[WM_D].valid) { context->bw_ctx.dml.soc.dram_clock_change_latency_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_D].dml_input.pstate_latency_us; context->bw_ctx.dml.soc.sr_enter_plus_exit_time_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_D].dml_input.sr_enter_plus_exit_time_us; context->bw_ctx.dml.soc.sr_exit_time_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_D].dml_input.sr_exit_time_us; } context->bw_ctx.bw.dcn.watermarks.d.urgent_ns = get_wm_urgent(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.d.cstate_pstate.cstate_enter_plus_exit_ns = get_wm_stutter_enter_exit(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.d.cstate_pstate.cstate_exit_ns = get_wm_stutter_exit(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.d.cstate_pstate.pstate_change_ns = get_wm_dram_clock_change(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.d.pte_meta_urgent_ns = get_wm_memory_trip(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.d.frac_urg_bw_nom = get_fraction_of_urgent_bandwidth(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.d.frac_urg_bw_flip = get_fraction_of_urgent_bandwidth_imm_flip(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.d.urgent_latency_ns = get_urgent_latency(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; */ /* Set C: * DCFCLK: Min Required * FCLK(proportional to UCLK): 1GHz or Max * pstate latency overridden to 5us */ if (dc->clk_mgr->bw_params->wm_table.nv_entries[WM_C].valid) { unsigned int min_dram_speed_mts = context->bw_ctx.dml.vba.DRAMSpeed; unsigned int min_dram_speed_mts_margin = 160; context->bw_ctx.dml.soc.dram_clock_change_latency_us = dc->clk_mgr->bw_params->dummy_pstate_table[0].dummy_pstate_latency_us; if (context->bw_ctx.dml.vba.DRAMClockChangeSupport[vlevel][maxMpcComb] == dm_dram_clock_change_unsupported) { int min_dram_speed_mts_offset = dc->clk_mgr->bw_params->clk_table.num_entries - 1; min_dram_speed_mts = dc->clk_mgr->bw_params->clk_table.entries[min_dram_speed_mts_offset].memclk_mhz * 16; } if (!context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching) { /* find largest table entry that is lower than dram speed, * but lower than DPM0 still uses DPM0 */ for (dummy_latency_index = 3; dummy_latency_index > 0; dummy_latency_index--) if (min_dram_speed_mts + min_dram_speed_mts_margin > dc->clk_mgr->bw_params->dummy_pstate_table[dummy_latency_index].dram_speed_mts) break; } context->bw_ctx.dml.soc.dram_clock_change_latency_us = dc->clk_mgr->bw_params->dummy_pstate_table[dummy_latency_index].dummy_pstate_latency_us; context->bw_ctx.dml.soc.sr_enter_plus_exit_time_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_C].dml_input.sr_enter_plus_exit_time_us; context->bw_ctx.dml.soc.sr_exit_time_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_C].dml_input.sr_exit_time_us; } context->bw_ctx.bw.dcn.watermarks.c.urgent_ns = get_wm_urgent(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.c.cstate_pstate.cstate_enter_plus_exit_ns = get_wm_stutter_enter_exit(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.c.cstate_pstate.cstate_exit_ns = get_wm_stutter_exit(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.c.cstate_pstate.pstate_change_ns = get_wm_dram_clock_change(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.c.pte_meta_urgent_ns = get_wm_memory_trip(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.c.frac_urg_bw_nom = get_fraction_of_urgent_bandwidth(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.c.frac_urg_bw_flip = get_fraction_of_urgent_bandwidth_imm_flip(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.c.urgent_latency_ns = get_urgent_latency(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; if (!pstate_en) { /* The only difference between A and C is p-state latency, if p-state is not supported we want to * calculate DLG based on dummy p-state latency, and max out the set A p-state watermark */ context->bw_ctx.bw.dcn.watermarks.a = context->bw_ctx.bw.dcn.watermarks.c; context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.pstate_change_ns = 0; } else { /* Set A: * DCFCLK: Min Required * FCLK(proportional to UCLK): 1GHz or Max * * Set A calculated last so that following calculations are based on Set A */ dc->res_pool->funcs->update_soc_for_wm_a(dc, context); context->bw_ctx.bw.dcn.watermarks.a.urgent_ns = get_wm_urgent(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.cstate_enter_plus_exit_ns = get_wm_stutter_enter_exit(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.cstate_exit_ns = get_wm_stutter_exit(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.pstate_change_ns = get_wm_dram_clock_change(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.a.pte_meta_urgent_ns = get_wm_memory_trip(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.a.frac_urg_bw_nom = get_fraction_of_urgent_bandwidth(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.a.frac_urg_bw_flip = get_fraction_of_urgent_bandwidth_imm_flip(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; context->bw_ctx.bw.dcn.watermarks.a.urgent_latency_ns = get_urgent_latency(&context->bw_ctx.dml, pipes, pipe_cnt) * 1000; } context->perf_params.stutter_period_us = context->bw_ctx.dml.vba.StutterPeriod; /* Make set D = set A until set D is enabled */ context->bw_ctx.bw.dcn.watermarks.d = context->bw_ctx.bw.dcn.watermarks.a; for (i = 0, pipe_idx = 0; i < dc->res_pool->pipe_count; i++) { if (!context->res_ctx.pipe_ctx[i].stream) continue; pipes[pipe_idx].clks_cfg.dispclk_mhz = get_dispclk_calculated(&context->bw_ctx.dml, pipes, pipe_cnt); pipes[pipe_idx].clks_cfg.dppclk_mhz = get_dppclk_calculated(&context->bw_ctx.dml, pipes, pipe_cnt, pipe_idx); if (dc->config.forced_clocks) { pipes[pipe_idx].clks_cfg.dispclk_mhz = context->bw_ctx.dml.soc.clock_limits[0].dispclk_mhz; pipes[pipe_idx].clks_cfg.dppclk_mhz = context->bw_ctx.dml.soc.clock_limits[0].dppclk_mhz; } if (dc->debug.min_disp_clk_khz > pipes[pipe_idx].clks_cfg.dispclk_mhz * 1000) pipes[pipe_idx].clks_cfg.dispclk_mhz = dc->debug.min_disp_clk_khz / 1000.0; if (dc->debug.min_dpp_clk_khz > pipes[pipe_idx].clks_cfg.dppclk_mhz * 1000) pipes[pipe_idx].clks_cfg.dppclk_mhz = dc->debug.min_dpp_clk_khz / 1000.0; pipe_idx++; } // WA: restrict FPO to use first non-strobe mode (NV24 BW issue) if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching && dc->dml.soc.num_chans <= 4 && context->bw_ctx.dml.vba.DRAMSpeed <= 1700 && context->bw_ctx.dml.vba.DRAMSpeed >= 1500) { for (i = 0; i < dc->dml.soc.num_states; i++) { if (dc->dml.soc.clock_limits[i].dram_speed_mts > 1700) { context->bw_ctx.dml.vba.DRAMSpeed = dc->dml.soc.clock_limits[i].dram_speed_mts; break; } } } dcn20_calculate_dlg_params(dc, context, pipes, pipe_cnt, vlevel); if (!pstate_en) /* Restore full p-state latency */ context->bw_ctx.dml.soc.dram_clock_change_latency_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_A].dml_input.pstate_latency_us; if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching) dcn30_setup_mclk_switch_using_fw_based_vblank_stretch(dc, context); } void dcn30_fpu_update_dram_channel_width_bytes(struct dc *dc) { dc_assert_fp_enabled(); if (dc->ctx->dc_bios->vram_info.dram_channel_width_bytes) dcn3_0_soc.dram_channel_width_bytes = dc->ctx->dc_bios->vram_info.dram_channel_width_bytes; } void dcn30_fpu_update_max_clk(struct dc_bounding_box_max_clk *dcn30_bb_max_clk) { dc_assert_fp_enabled(); if (!dcn30_bb_max_clk->max_dcfclk_mhz) dcn30_bb_max_clk->max_dcfclk_mhz = dcn3_0_soc.clock_limits[0].dcfclk_mhz; if (!dcn30_bb_max_clk->max_dispclk_mhz) dcn30_bb_max_clk->max_dispclk_mhz = dcn3_0_soc.clock_limits[0].dispclk_mhz; if (!dcn30_bb_max_clk->max_dppclk_mhz) dcn30_bb_max_clk->max_dppclk_mhz = dcn3_0_soc.clock_limits[0].dppclk_mhz; if (!dcn30_bb_max_clk->max_phyclk_mhz) dcn30_bb_max_clk->max_phyclk_mhz = dcn3_0_soc.clock_limits[0].phyclk_mhz; } void dcn30_fpu_get_optimal_dcfclk_fclk_for_uclk(unsigned int uclk_mts, unsigned int *optimal_dcfclk, unsigned int *optimal_fclk) { double bw_from_dram, bw_from_dram1, bw_from_dram2; dc_assert_fp_enabled(); bw_from_dram1 = uclk_mts * dcn3_0_soc.num_chans * dcn3_0_soc.dram_channel_width_bytes * (dcn3_0_soc.max_avg_dram_bw_use_normal_percent / 100); bw_from_dram2 = uclk_mts * dcn3_0_soc.num_chans * dcn3_0_soc.dram_channel_width_bytes * (dcn3_0_soc.max_avg_sdp_bw_use_normal_percent / 100); bw_from_dram = (bw_from_dram1 < bw_from_dram2) ? bw_from_dram1 : bw_from_dram2; if (optimal_fclk) *optimal_fclk = bw_from_dram / (dcn3_0_soc.fabric_datapath_to_dcn_data_return_bytes * (dcn3_0_soc.max_avg_sdp_bw_use_normal_percent / 100)); if (optimal_dcfclk) *optimal_dcfclk = bw_from_dram / (dcn3_0_soc.return_bus_width_bytes * (dcn3_0_soc.max_avg_sdp_bw_use_normal_percent / 100)); } void dcn30_fpu_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params, struct dc_bounding_box_max_clk *dcn30_bb_max_clk, unsigned int *dcfclk_mhz, unsigned int *dram_speed_mts) { unsigned int i; dc_assert_fp_enabled(); dcn3_0_soc.dispclk_dppclk_vco_speed_mhz = dc->clk_mgr->dentist_vco_freq_khz / 1000.0; dc->dml.soc.dispclk_dppclk_vco_speed_mhz = dc->clk_mgr->dentist_vco_freq_khz / 1000.0; for (i = 0; i < dcn3_0_soc.num_states; i++) { dcn3_0_soc.clock_limits[i].state = i; dcn3_0_soc.clock_limits[i].dcfclk_mhz = dcfclk_mhz[i]; dcn3_0_soc.clock_limits[i].fabricclk_mhz = dcfclk_mhz[i]; dcn3_0_soc.clock_limits[i].dram_speed_mts = dram_speed_mts[i]; /* Fill all states with max values of all other clocks */ dcn3_0_soc.clock_limits[i].dispclk_mhz = dcn30_bb_max_clk->max_dispclk_mhz; dcn3_0_soc.clock_limits[i].dppclk_mhz = dcn30_bb_max_clk->max_dppclk_mhz; dcn3_0_soc.clock_limits[i].phyclk_mhz = dcn30_bb_max_clk->max_phyclk_mhz; dcn3_0_soc.clock_limits[i].dtbclk_mhz = dcn3_0_soc.clock_limits[0].dtbclk_mhz; /* These clocks cannot come from bw_params, always fill from dcn3_0_soc[1] */ /* FCLK, PHYCLK_D18, SOCCLK, DSCCLK */ dcn3_0_soc.clock_limits[i].phyclk_d18_mhz = dcn3_0_soc.clock_limits[0].phyclk_d18_mhz; dcn3_0_soc.clock_limits[i].socclk_mhz = dcn3_0_soc.clock_limits[0].socclk_mhz; dcn3_0_soc.clock_limits[i].dscclk_mhz = dcn3_0_soc.clock_limits[0].dscclk_mhz; } /* re-init DML with updated bb */ dml_init_instance(&dc->dml, &dcn3_0_soc, &dcn3_0_ip, DML_PROJECT_DCN30); if (dc->current_state) dml_init_instance(&dc->current_state->bw_ctx.dml, &dcn3_0_soc, &dcn3_0_ip, DML_PROJECT_DCN30); } /** * dcn30_find_dummy_latency_index_for_fw_based_mclk_switch() - Finds * dummy_latency_index when MCLK switching using firmware based vblank stretch * is enabled. This function will iterate through the table of dummy pstate * latencies until the lowest value that allows * dm_allow_self_refresh_and_mclk_switch to happen is found * * @dc: Current DC state * @context: new dc state * @pipes: DML pipe params * @pipe_cnt: number of DML pipes * @vlevel: Voltage level calculated by DML * * Return: lowest dummy_latency_index value */ int dcn30_find_dummy_latency_index_for_fw_based_mclk_switch(struct dc *dc, struct dc_state *context, display_e2e_pipe_params_st *pipes, int pipe_cnt, int vlevel) { const int max_latency_table_entries = 4; int dummy_latency_index = 0; dc_assert_fp_enabled(); while (dummy_latency_index < max_latency_table_entries) { context->bw_ctx.dml.soc.dram_clock_change_latency_us = dc->clk_mgr->bw_params->dummy_pstate_table[dummy_latency_index].dummy_pstate_latency_us; dcn30_internal_validate_bw(dc, context, pipes, &pipe_cnt, &vlevel, false, true); if (context->bw_ctx.dml.soc.allow_dram_self_refresh_or_dram_clock_change_in_vblank == dm_allow_self_refresh_and_mclk_switch) break; dummy_latency_index++; } if (dummy_latency_index == max_latency_table_entries) { ASSERT(dummy_latency_index != max_latency_table_entries); /* If the execution gets here, it means dummy p_states are * not possible. This should never happen and would mean * something is severely wrong. * Here we reset dummy_latency_index to 3, because it is * better to have underflows than system crashes. */ dummy_latency_index = 3; } return dummy_latency_index; } void dcn3_fpu_build_wm_range_table(struct clk_mgr *base) { /* defaults */ double pstate_latency_us = base->ctx->dc->dml.soc.dram_clock_change_latency_us; double sr_exit_time_us = base->ctx->dc->dml.soc.sr_exit_time_us; double sr_enter_plus_exit_time_us = base->ctx->dc->dml.soc.sr_enter_plus_exit_time_us; uint16_t min_uclk_mhz = base->bw_params->clk_table.entries[0].memclk_mhz; dc_assert_fp_enabled(); /* Set A - Normal - default values*/ base->bw_params->wm_table.nv_entries[WM_A].valid = true; base->bw_params->wm_table.nv_entries[WM_A].dml_input.pstate_latency_us = pstate_latency_us; base->bw_params->wm_table.nv_entries[WM_A].dml_input.sr_exit_time_us = sr_exit_time_us; base->bw_params->wm_table.nv_entries[WM_A].dml_input.sr_enter_plus_exit_time_us = sr_enter_plus_exit_time_us; base->bw_params->wm_table.nv_entries[WM_A].pmfw_breakdown.wm_type = WATERMARKS_CLOCK_RANGE; base->bw_params->wm_table.nv_entries[WM_A].pmfw_breakdown.min_dcfclk = 0; base->bw_params->wm_table.nv_entries[WM_A].pmfw_breakdown.max_dcfclk = 0xFFFF; base->bw_params->wm_table.nv_entries[WM_A].pmfw_breakdown.min_uclk = min_uclk_mhz; base->bw_params->wm_table.nv_entries[WM_A].pmfw_breakdown.max_uclk = 0xFFFF; /* Set B - Performance - higher minimum clocks */ // base->bw_params->wm_table.nv_entries[WM_B].valid = true; // base->bw_params->wm_table.nv_entries[WM_B].dml_input.pstate_latency_us = pstate_latency_us; // base->bw_params->wm_table.nv_entries[WM_B].dml_input.sr_exit_time_us = sr_exit_time_us; // base->bw_params->wm_table.nv_entries[WM_B].dml_input.sr_enter_plus_exit_time_us = sr_enter_plus_exit_time_us; // base->bw_params->wm_table.nv_entries[WM_B].pmfw_breakdown.wm_type = WATERMARKS_CLOCK_RANGE; // base->bw_params->wm_table.nv_entries[WM_B].pmfw_breakdown.min_dcfclk = TUNED VALUE; // base->bw_params->wm_table.nv_entries[WM_B].pmfw_breakdown.max_dcfclk = 0xFFFF; // base->bw_params->wm_table.nv_entries[WM_B].pmfw_breakdown.min_uclk = TUNED VALUE; // base->bw_params->wm_table.nv_entries[WM_B].pmfw_breakdown.max_uclk = 0xFFFF; /* Set C - Dummy P-State - P-State latency set to "dummy p-state" value */ base->bw_params->wm_table.nv_entries[WM_C].valid = true; base->bw_params->wm_table.nv_entries[WM_C].dml_input.pstate_latency_us = 0; base->bw_params->wm_table.nv_entries[WM_C].dml_input.sr_exit_time_us = sr_exit_time_us; base->bw_params->wm_table.nv_entries[WM_C].dml_input.sr_enter_plus_exit_time_us = sr_enter_plus_exit_time_us; base->bw_params->wm_table.nv_entries[WM_C].pmfw_breakdown.wm_type = WATERMARKS_DUMMY_PSTATE; base->bw_params->wm_table.nv_entries[WM_C].pmfw_breakdown.min_dcfclk = 0; base->bw_params->wm_table.nv_entries[WM_C].pmfw_breakdown.max_dcfclk = 0xFFFF; base->bw_params->wm_table.nv_entries[WM_C].pmfw_breakdown.min_uclk = min_uclk_mhz; base->bw_params->wm_table.nv_entries[WM_C].pmfw_breakdown.max_uclk = 0xFFFF; base->bw_params->dummy_pstate_table[0].dram_speed_mts = 1600; base->bw_params->dummy_pstate_table[0].dummy_pstate_latency_us = 38; base->bw_params->dummy_pstate_table[1].dram_speed_mts = 8000; base->bw_params->dummy_pstate_table[1].dummy_pstate_latency_us = 9; base->bw_params->dummy_pstate_table[2].dram_speed_mts = 10000; base->bw_params->dummy_pstate_table[2].dummy_pstate_latency_us = 8; base->bw_params->dummy_pstate_table[3].dram_speed_mts = 16000; base->bw_params->dummy_pstate_table[3].dummy_pstate_latency_us = 5; /* Set D - MALL - SR enter and exit times adjusted for MALL */ base->bw_params->wm_table.nv_entries[WM_D].valid = true; base->bw_params->wm_table.nv_entries[WM_D].dml_input.pstate_latency_us = pstate_latency_us; base->bw_params->wm_table.nv_entries[WM_D].dml_input.sr_exit_time_us = 2; base->bw_params->wm_table.nv_entries[WM_D].dml_input.sr_enter_plus_exit_time_us = 4; base->bw_params->wm_table.nv_entries[WM_D].pmfw_breakdown.wm_type = WATERMARKS_MALL; base->bw_params->wm_table.nv_entries[WM_D].pmfw_breakdown.min_dcfclk = 0; base->bw_params->wm_table.nv_entries[WM_D].pmfw_breakdown.max_dcfclk = 0xFFFF; base->bw_params->wm_table.nv_entries[WM_D].pmfw_breakdown.min_uclk = min_uclk_mhz; base->bw_params->wm_table.nv_entries[WM_D].pmfw_breakdown.max_uclk = 0xFFFF; } void patch_dcn30_soc_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_st *dcn3_0_ip) { dc_assert_fp_enabled(); if (dc->ctx->dc_bios->funcs->get_soc_bb_info) { struct bp_soc_bb_info bb_info = {0}; if (dc->ctx->dc_bios->funcs->get_soc_bb_info(dc->ctx->dc_bios, &bb_info) == BP_RESULT_OK) { if (bb_info.dram_clock_change_latency_100ns > 0) dcn3_0_soc.dram_clock_change_latency_us = bb_info.dram_clock_change_latency_100ns * 10; if (bb_info.dram_sr_enter_exit_latency_100ns > 0) dcn3_0_soc.sr_enter_plus_exit_time_us = bb_info.dram_sr_enter_exit_latency_100ns * 10; if (bb_info.dram_sr_exit_latency_100ns > 0) dcn3_0_soc.sr_exit_time_us = bb_info.dram_sr_exit_latency_100ns * 10; } } }
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