diff options
author | Melissa Wen <mwen@igalia.com> | 2022-03-07 14:48:01 -0100 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2022-03-25 12:40:26 -0400 |
commit | 3f8951cc123f102a4e21d61390993bc7d142b723 (patch) | |
tree | 29e955a4489c87a68749a6ba64510d58a7503ea6 /drivers/gpu/drm/amd/display/dc/dml/dcn31 | |
parent | fa896297b31b1100ad13f83a7dd83a715e815042 (diff) | |
download | linux-stable-3f8951cc123f102a4e21d61390993bc7d142b723.tar.gz linux-stable-3f8951cc123f102a4e21d61390993bc7d142b723.tar.bz2 linux-stable-3f8951cc123f102a4e21d61390993bc7d142b723.zip |
drm/amd/display: move FPU related code from dcn316 to dml/dcn31 folder
Moves FPU-related structs and dcn316_update_bw_bounding_box from dcn316
driver to dml/dcn31 that centralize FPU operations for DCN 3.1x
Signed-off-by: Melissa Wen <mwen@igalia.com>
Reviewed-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dcn31')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c | 229 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.h | 2 |
2 files changed, 231 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c index f70b47ef850c..a0a2e125c9c8 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c @@ -339,6 +339,150 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_15_soc = { .urgent_latency_adjustment_fabric_clock_reference_mhz = 0, }; +struct _vcs_dpi_ip_params_st dcn3_16_ip = { + .gpuvm_enable = 1, + .gpuvm_max_page_table_levels = 1, + .hostvm_enable = 1, + .hostvm_max_page_table_levels = 2, + .rob_buffer_size_kbytes = 64, + .det_buffer_size_kbytes = DCN3_16_DEFAULT_DET_SIZE, + .config_return_buffer_size_in_kbytes = 1024, + .compressed_buffer_segment_size_in_kbytes = 64, + .meta_fifo_size_in_kentries = 32, + .zero_size_buffer_entries = 512, + .compbuf_reserved_space_64b = 256, + .compbuf_reserved_space_zs = 64, + .dpp_output_buffer_pixels = 2560, + .opp_output_buffer_lines = 1, + .pixel_chunk_size_kbytes = 8, + .meta_chunk_size_kbytes = 2, + .min_meta_chunk_size_bytes = 256, + .writeback_chunk_size_kbytes = 8, + .ptoi_supported = false, + .num_dsc = 3, + .maximum_dsc_bits_per_component = 10, + .dsc422_native_support = false, + .is_line_buffer_bpp_fixed = true, + .line_buffer_fixed_bpp = 48, + .line_buffer_size_bits = 789504, + .max_line_buffer_lines = 12, + .writeback_interface_buffer_size_kbytes = 90, + .max_num_dpp = 4, + .max_num_otg = 4, + .max_num_hdmi_frl_outputs = 1, + .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, + .max_hscl_taps = 8, + .max_vscl_taps = 8, + .dpte_buffer_size_in_pte_reqs_luma = 64, + .dpte_buffer_size_in_pte_reqs_chroma = 34, + .dispclk_ramp_margin_percent = 1, + .max_inter_dcn_tile_repeaters = 8, + .cursor_buffer_size = 16, + .cursor_chunk_size = 2, + .writeback_line_buffer_buffer_size = 0, + .writeback_min_hscl_ratio = 1, + .writeback_min_vscl_ratio = 1, + .writeback_max_hscl_ratio = 1, + .writeback_max_vscl_ratio = 1, + .writeback_max_hscl_taps = 1, + .writeback_max_vscl_taps = 1, + .dppclk_delay_subtotal = 46, + .dppclk_delay_scl = 50, + .dppclk_delay_scl_lb_only = 16, + .dppclk_delay_cnvc_formatter = 27, + .dppclk_delay_cnvc_cursor = 6, + .dispclk_delay_subtotal = 119, + .dynamic_metadata_vm_enabled = false, + .odm_combine_4to1_supported = false, + .dcc_supported = true, +}; + +struct _vcs_dpi_soc_bounding_box_st dcn3_16_soc = { + /*TODO: correct dispclk/dppclk voltage level determination*/ + .clock_limits = { + { + .state = 0, + .dispclk_mhz = 556.0, + .dppclk_mhz = 556.0, + .phyclk_mhz = 600.0, + .phyclk_d18_mhz = 445.0, + .dscclk_mhz = 186.0, + .dtbclk_mhz = 625.0, + }, + { + .state = 1, + .dispclk_mhz = 625.0, + .dppclk_mhz = 625.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 209.0, + .dtbclk_mhz = 625.0, + }, + { + .state = 2, + .dispclk_mhz = 625.0, + .dppclk_mhz = 625.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 209.0, + .dtbclk_mhz = 625.0, + }, + { + .state = 3, + .dispclk_mhz = 1112.0, + .dppclk_mhz = 1112.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 371.0, + .dtbclk_mhz = 625.0, + }, + { + .state = 4, + .dispclk_mhz = 1250.0, + .dppclk_mhz = 1250.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 417.0, + .dtbclk_mhz = 625.0, + }, + }, + .num_states = 5, + .sr_exit_time_us = 9.0, + .sr_enter_plus_exit_time_us = 11.0, + .sr_exit_z8_time_us = 442.0, + .sr_enter_plus_exit_z8_time_us = 560.0, + .writeback_latency_us = 12.0, + .dram_channel_width_bytes = 4, + .round_trip_ping_latency_dcfclk_cycles = 106, + .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_sdp_bw_after_urgent = 80.0, + .pct_ideal_dram_sdp_bw_after_urgent_pixel_only = 65.0, + .pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm = 60.0, + .pct_ideal_dram_sdp_bw_after_urgent_vm_only = 30.0, + .max_avg_sdp_bw_use_normal_percent = 60.0, + .max_avg_dram_bw_use_normal_percent = 60.0, + .fabric_datapath_to_dcn_data_return_bytes = 32, + .return_bus_width_bytes = 64, + .downspread_percent = 0.38, + .dcn_downspread_percent = 0.5, + .gpuvm_min_page_size_bytes = 4096, + .hostvm_min_page_size_bytes = 4096, + .do_urgent_latency_adjustment = false, + .urgent_latency_adjustment_fabric_clock_component_us = 0, + .urgent_latency_adjustment_fabric_clock_reference_mhz = 0, +}; + void dcn31_calculate_wm_and_dlg_fp( struct dc *dc, struct dc_state *context, display_e2e_pipe_params_st *pipes, @@ -632,3 +776,88 @@ void dcn315_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_param else dml_init_instance(&dc->dml, &dcn3_15_soc, &dcn3_15_ip, DML_PROJECT_DCN31_FPGA); } + +void dcn316_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params) +{ + struct clk_limit_table *clk_table = &bw_params->clk_table; + struct _vcs_dpi_voltage_scaling_st clock_limits[DC__VOLTAGE_STATES]; + unsigned int i, closest_clk_lvl; + int max_dispclk_mhz = 0, max_dppclk_mhz = 0; + int j; + + dc_assert_fp_enabled(); + + // Default clock levels are used for diags, which may lead to overclocking. + if (!IS_DIAG_DC(dc->ctx->dce_environment)) { + + dcn3_16_ip.max_num_otg = dc->res_pool->res_cap->num_timing_generator; + dcn3_16_ip.max_num_dpp = dc->res_pool->pipe_count; + dcn3_16_soc.num_chans = bw_params->num_channels; + + ASSERT(clk_table->num_entries); + + /* Prepass to find max clocks independent of voltage level. */ + for (i = 0; i < clk_table->num_entries; ++i) { + if (clk_table->entries[i].dispclk_mhz > max_dispclk_mhz) + max_dispclk_mhz = clk_table->entries[i].dispclk_mhz; + if (clk_table->entries[i].dppclk_mhz > max_dppclk_mhz) + max_dppclk_mhz = clk_table->entries[i].dppclk_mhz; + } + + for (i = 0; i < clk_table->num_entries; i++) { + /* loop backwards*/ + for (closest_clk_lvl = 0, j = dcn3_16_soc.num_states - 1; j >= 0; j--) { + if ((unsigned int) dcn3_16_soc.clock_limits[j].dcfclk_mhz <= clk_table->entries[i].dcfclk_mhz) { + closest_clk_lvl = j; + break; + } + } + // Ported from DCN315 + if (clk_table->num_entries == 1) { + /*smu gives one DPM level, let's take the highest one*/ + closest_clk_lvl = dcn3_16_soc.num_states - 1; + } + + clock_limits[i].state = i; + + /* Clocks dependent on voltage level. */ + clock_limits[i].dcfclk_mhz = clk_table->entries[i].dcfclk_mhz; + if (clk_table->num_entries == 1 && + clock_limits[i].dcfclk_mhz < dcn3_16_soc.clock_limits[closest_clk_lvl].dcfclk_mhz) { + /*SMU fix not released yet*/ + clock_limits[i].dcfclk_mhz = dcn3_16_soc.clock_limits[closest_clk_lvl].dcfclk_mhz; + } + clock_limits[i].fabricclk_mhz = clk_table->entries[i].fclk_mhz; + clock_limits[i].socclk_mhz = clk_table->entries[i].socclk_mhz; + clock_limits[i].dram_speed_mts = clk_table->entries[i].memclk_mhz * 2 * clk_table->entries[i].wck_ratio; + + /* Clocks independent of voltage level. */ + clock_limits[i].dispclk_mhz = max_dispclk_mhz ? max_dispclk_mhz : + dcn3_16_soc.clock_limits[closest_clk_lvl].dispclk_mhz; + + clock_limits[i].dppclk_mhz = max_dppclk_mhz ? max_dppclk_mhz : + dcn3_16_soc.clock_limits[closest_clk_lvl].dppclk_mhz; + + clock_limits[i].dram_bw_per_chan_gbps = dcn3_16_soc.clock_limits[closest_clk_lvl].dram_bw_per_chan_gbps; + clock_limits[i].dscclk_mhz = dcn3_16_soc.clock_limits[closest_clk_lvl].dscclk_mhz; + clock_limits[i].dtbclk_mhz = dcn3_16_soc.clock_limits[closest_clk_lvl].dtbclk_mhz; + clock_limits[i].phyclk_d18_mhz = dcn3_16_soc.clock_limits[closest_clk_lvl].phyclk_d18_mhz; + clock_limits[i].phyclk_mhz = dcn3_16_soc.clock_limits[closest_clk_lvl].phyclk_mhz; + } + for (i = 0; i < clk_table->num_entries; i++) + dcn3_16_soc.clock_limits[i] = clock_limits[i]; + if (clk_table->num_entries) { + dcn3_16_soc.num_states = clk_table->num_entries; + } + } + + if (max_dispclk_mhz) { + dcn3_16_soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2; + dc->dml.soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2; + } + + if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) + dml_init_instance(&dc->dml, &dcn3_16_soc, &dcn3_16_ip, DML_PROJECT_DCN31); + else + dml_init_instance(&dc->dml, &dcn3_16_soc, &dcn3_16_ip, DML_PROJECT_DCN31_FPGA); +} diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.h b/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.h index b15b587cf8c4..24ac19c83687 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.h @@ -29,6 +29,7 @@ #define DCN3_1_DEFAULT_DET_SIZE 384 #define DCN3_15_DEFAULT_DET_SIZE 192 #define DCN3_15_MIN_COMPBUF_SIZE_KB 128 +#define DCN3_16_DEFAULT_DET_SIZE 192 void dcn31_calculate_wm_and_dlg_fp( struct dc *dc, struct dc_state *context, @@ -38,5 +39,6 @@ void dcn31_calculate_wm_and_dlg_fp( void dcn31_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params); void dcn315_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params); +void dcn316_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params); #endif /* __DCN31_FPU_H__*/ |