diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dcn351')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn351/dcn351_fpu.c | 639 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn351/dcn351_fpu.h | 19 |
2 files changed, 658 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn351/dcn351_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn351/dcn351_fpu.c new file mode 100644 index 0000000000..b3ffab77cf --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn351/dcn351_fpu.c @@ -0,0 +1,639 @@ +/* SPDX-License-Identifier: MIT */ +/* Copyright 2024 Advanced Micro Devices, Inc. */ +#include "resource.h" +#include "dcn351_fpu.h" +#include "dcn31/dcn31_resource.h" +#include "dcn32/dcn32_resource.h" +#include "dcn35/dcn35_resource.h" +#include "dcn351/dcn351_resource.h" +#include "dml/dcn31/dcn31_fpu.h" +#include "dml/dcn35/dcn35_fpu.h" +#include "dml/dml_inline_defs.h" + +#include "link.h" + +#define DC_LOGGER_INIT(logger) + +struct _vcs_dpi_ip_params_st dcn3_51_ip = { + .VBlankNomDefaultUS = 668, + .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 = 1536, + .config_return_buffer_size_in_kbytes = 1792, + .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,/*not used*/ + .opp_output_buffer_lines = 1,/*not used*/ + .pixel_chunk_size_kbytes = 8, + //.alpha_pixel_chunk_size_kbytes = 4;/*new*/ + //.min_pixel_chunk_size_bytes = 1024;/*new*/ + .meta_chunk_size_kbytes = 2, + .min_meta_chunk_size_bytes = 256, + .writeback_chunk_size_kbytes = 8, + .ptoi_supported = false, + .num_dsc = 4, + .maximum_dsc_bits_per_component = 12,/*delta from 10*/ + .dsc422_native_support = true,/*delta from false*/ + .is_line_buffer_bpp_fixed = true,/*new*/ + .line_buffer_fixed_bpp = 32,/*delta from 48*/ + .line_buffer_size_bits = 986880,/*delta from 789504*/ + .max_line_buffer_lines = 32,/*delta from 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_num_hdmi_frl_outputs = 1; new in dml2*/ + /*.max_num_dp2p0_outputs = 2; new in dml2*/ + /*.max_num_dp2p0_streams = 4; new in dml2*/ + .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 = 68,/*changed from 64,*/ + .dpte_buffer_size_in_pte_reqs_chroma = 36,/*changed from 34*/ + /*.dcc_meta_buffer_size_bytes = 6272; new to dml2*/ + .dispclk_ramp_margin_percent = 1.11,/*delta from 1*/ + /*.dppclk_delay_subtotal = 47; + .dppclk_delay_scl = 50; + .dppclk_delay_scl_lb_only = 16; + .dppclk_delay_cnvc_formatter = 28; + .dppclk_delay_cnvc_cursor = 6; + .dispclk_delay_subtotal = 125;*/ /*new to dml2*/ + .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 = 47, /* changed from 46,*/ + .dppclk_delay_scl = 50, + .dppclk_delay_scl_lb_only = 16, + .dppclk_delay_cnvc_formatter = 28,/*changed from 27,*/ + .dppclk_delay_cnvc_cursor = 6, + .dispclk_delay_subtotal = 125, /*changed from 119,*/ + .dynamic_metadata_vm_enabled = false, + .odm_combine_4to1_supported = false, + .dcc_supported = true, +// .config_return_buffer_segment_size_in_kbytes = 64;/*required, hard coded in dml2_translate_ip_params*/ + +}; + +struct _vcs_dpi_soc_bounding_box_st dcn3_51_soc = { + /*TODO: correct dispclk/dppclk voltage level determination*/ + .clock_limits = { + { + .state = 0, + .dcfclk_mhz = 400.0, + .fabricclk_mhz = 400.0, + .socclk_mhz = 600.0, + .dram_speed_mts = 3200.0, + .dispclk_mhz = 600.0, + .dppclk_mhz = 600.0, + .phyclk_mhz = 600.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 200.0, + .dtbclk_mhz = 600.0, + }, + { + .state = 1, + .dcfclk_mhz = 600.0, + .fabricclk_mhz = 1000.0, + .socclk_mhz = 733.0, + .dram_speed_mts = 6400.0, + .dispclk_mhz = 800.0, + .dppclk_mhz = 800.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 266.7, + .dtbclk_mhz = 600.0, + }, + { + .state = 2, + .dcfclk_mhz = 738.0, + .fabricclk_mhz = 1200.0, + .socclk_mhz = 880.0, + .dram_speed_mts = 7500.0, + .dispclk_mhz = 800.0, + .dppclk_mhz = 800.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 266.7, + .dtbclk_mhz = 600.0, + }, + { + .state = 3, + .dcfclk_mhz = 800.0, + .fabricclk_mhz = 1400.0, + .socclk_mhz = 978.0, + .dram_speed_mts = 7500.0, + .dispclk_mhz = 960.0, + .dppclk_mhz = 960.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 320.0, + .dtbclk_mhz = 600.0, + }, + { + .state = 4, + .dcfclk_mhz = 873.0, + .fabricclk_mhz = 1600.0, + .socclk_mhz = 1100.0, + .dram_speed_mts = 8533.0, + .dispclk_mhz = 1066.7, + .dppclk_mhz = 1066.7, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 355.6, + .dtbclk_mhz = 600.0, + }, + { + .state = 5, + .dcfclk_mhz = 960.0, + .fabricclk_mhz = 1700.0, + .socclk_mhz = 1257.0, + .dram_speed_mts = 8533.0, + .dispclk_mhz = 1200.0, + .dppclk_mhz = 1200.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 400.0, + .dtbclk_mhz = 600.0, + }, + { + .state = 6, + .dcfclk_mhz = 1067.0, + .fabricclk_mhz = 1850.0, + .socclk_mhz = 1257.0, + .dram_speed_mts = 8533.0, + .dispclk_mhz = 1371.4, + .dppclk_mhz = 1371.4, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 457.1, + .dtbclk_mhz = 600.0, + }, + { + .state = 7, + .dcfclk_mhz = 1200.0, + .fabricclk_mhz = 2000.0, + .socclk_mhz = 1467.0, + .dram_speed_mts = 8533.0, + .dispclk_mhz = 1600.0, + .dppclk_mhz = 1600.0, + .phyclk_mhz = 810.0, + .phyclk_d18_mhz = 667.0, + .dscclk_mhz = 533.3, + .dtbclk_mhz = 600.0, + }, + }, + .num_states = 8, + .sr_exit_time_us = 28.0, + .sr_enter_plus_exit_time_us = 30.0, + .sr_exit_z8_time_us = 250.0, + .sr_enter_plus_exit_z8_time_us = 350.0, + .fclk_change_latency_us = 24.0, + .usr_retraining_latency_us = 2, + .writeback_latency_us = 12.0, + + .dram_channel_width_bytes = 4,/*not exist in dml2*/ + .round_trip_ping_latency_dcfclk_cycles = 106,/*not exist in dml2*/ + .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, + .dram_clock_change_latency_us = 11.72, + .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_fabric_bw_after_urgent = 80.0, /*new to dml2*/ + .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 = 0, + .urgent_latency_adjustment_fabric_clock_component_us = 0, + .urgent_latency_adjustment_fabric_clock_reference_mhz = 0, + .num_chans = 4, + .dram_clock_change_latency_us = 11.72, + .dispclk_dppclk_vco_speed_mhz = 2400.0, +}; + +/* + * dcn351_update_bw_bounding_box + * + * This would override some dcn3_51 ip_or_soc initial parameters hardcoded from + * spreadsheet with actual values as per dGPU SKU: + * - with passed few options from dc->config + * - with dentist_vco_frequency from Clk Mgr (currently hardcoded, but might + * need to get it from PM FW) + * - with passed latency values (passed in ns units) in dc-> bb override for + * debugging purposes + * - with passed latencies from VBIOS (in 100_ns units) if available for + * certain dGPU SKU + * - with number of DRAM channels from VBIOS (which differ for certain dGPU SKU + * of the same ASIC) + * - clocks levels with passed clk_table entries from Clk Mgr as reported by PM + * FW for different clocks (which might differ for certain dGPU SKU of the + * same ASIC) + */ +void dcn351_update_bw_bounding_box_fpu(struct dc *dc, + struct clk_bw_params *bw_params) +{ + unsigned int i, closest_clk_lvl; + int j; + struct clk_limit_table *clk_table = &bw_params->clk_table; + struct _vcs_dpi_voltage_scaling_st *clock_limits = + dc->scratch.update_bw_bounding_box.clock_limits; + int max_dispclk_mhz = 0, max_dppclk_mhz = 0; + + dc_assert_fp_enabled(); + + dcn3_51_ip.max_num_otg = + dc->res_pool->res_cap->num_timing_generator; + dcn3_51_ip.max_num_dpp = dc->res_pool->pipe_count; + dcn3_51_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_51_soc.num_states - 1; + j >= 0; j--) { + if (dcn3_51_soc.clock_limits[j].dcfclk_mhz <= + clk_table->entries[i].dcfclk_mhz) { + closest_clk_lvl = j; + break; + } + } + if (clk_table->num_entries == 1) { + /*smu gives one DPM level, let's take the highest one*/ + closest_clk_lvl = dcn3_51_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_51_soc.clock_limits[closest_clk_lvl].dcfclk_mhz) { + /*SMU fix not released yet*/ + clock_limits[i].dcfclk_mhz = + dcn3_51_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; + + if (clk_table->entries[i].memclk_mhz && + clk_table->entries[i].wck_ratio) + 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_51_soc.clock_limits[closest_clk_lvl].dispclk_mhz; + + clock_limits[i].dppclk_mhz = max_dppclk_mhz ? + max_dppclk_mhz : + dcn3_51_soc.clock_limits[closest_clk_lvl].dppclk_mhz; + + clock_limits[i].dram_bw_per_chan_gbps = + dcn3_51_soc.clock_limits[closest_clk_lvl].dram_bw_per_chan_gbps; + clock_limits[i].dscclk_mhz = + dcn3_51_soc.clock_limits[closest_clk_lvl].dscclk_mhz; + clock_limits[i].dtbclk_mhz = + dcn3_51_soc.clock_limits[closest_clk_lvl].dtbclk_mhz; + clock_limits[i].phyclk_d18_mhz = + dcn3_51_soc.clock_limits[closest_clk_lvl].phyclk_d18_mhz; + clock_limits[i].phyclk_mhz = + dcn3_51_soc.clock_limits[closest_clk_lvl].phyclk_mhz; + } + + memcpy(dcn3_51_soc.clock_limits, clock_limits, + sizeof(dcn3_51_soc.clock_limits)); + + if (clk_table->num_entries) + dcn3_51_soc.num_states = clk_table->num_entries; + + if (max_dispclk_mhz) { + dcn3_51_soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2; + dc->dml.soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2; + } + if ((int)(dcn3_51_soc.dram_clock_change_latency_us * 1000) + != dc->debug.dram_clock_change_latency_ns + && dc->debug.dram_clock_change_latency_ns) { + dcn3_51_soc.dram_clock_change_latency_us = + dc->debug.dram_clock_change_latency_ns / 1000.0; + } + + if (dc->bb_overrides.dram_clock_change_latency_ns > 0) + dcn3_51_soc.dram_clock_change_latency_us = + dc->bb_overrides.dram_clock_change_latency_ns / 1000.0; + + if (dc->bb_overrides.sr_exit_time_ns > 0) + dcn3_51_soc.sr_exit_time_us = dc->bb_overrides.sr_exit_time_ns / 1000.0; + + if (dc->bb_overrides.sr_enter_plus_exit_time_ns > 0) + dcn3_51_soc.sr_enter_plus_exit_time_us = + dc->bb_overrides.sr_enter_plus_exit_time_ns / 1000.0; + + if (dc->bb_overrides.sr_exit_z8_time_ns > 0) + dcn3_51_soc.sr_exit_z8_time_us = dc->bb_overrides.sr_exit_z8_time_ns / 1000.0; + + if (dc->bb_overrides.sr_enter_plus_exit_z8_time_ns > 0) + dcn3_51_soc.sr_enter_plus_exit_z8_time_us = + dc->bb_overrides.sr_enter_plus_exit_z8_time_ns / 1000.0; + + /*temp till dml2 fully work without dml1*/ + dml_init_instance(&dc->dml, &dcn3_51_soc, &dcn3_51_ip, + DML_PROJECT_DCN31); + + /*copy to dml2, before dml2_create*/ + if (clk_table->num_entries > 2) { + + for (i = 0; i < clk_table->num_entries; i++) { + dc->dml2_options.bbox_overrides.clks_table.num_states = + clk_table->num_entries; + dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].dcfclk_mhz = + clock_limits[i].dcfclk_mhz; + dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].fclk_mhz = + clock_limits[i].fabricclk_mhz; + dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].dispclk_mhz = + clock_limits[i].dispclk_mhz; + dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].dppclk_mhz = + clock_limits[i].dppclk_mhz; + dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].socclk_mhz = + clock_limits[i].socclk_mhz; + dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].memclk_mhz = + clk_table->entries[i].memclk_mhz * clk_table->entries[i].wck_ratio; + dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].dtbclk_mhz = + clock_limits[i].dtbclk_mhz; + dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_dcfclk_levels = + clk_table->num_entries; + dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_fclk_levels = + clk_table->num_entries; + dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_dispclk_levels = + clk_table->num_entries; + dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_dppclk_levels = + clk_table->num_entries; + dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_socclk_levels = + clk_table->num_entries; + dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_memclk_levels = + clk_table->num_entries; + dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_dtbclk_levels = + clk_table->num_entries; + } + } + + /* Update latency values */ + dc->dml2_options.bbox_overrides.dram_clock_change_latency_us = dcn3_51_soc.dram_clock_change_latency_us; + + dc->dml2_options.bbox_overrides.sr_exit_latency_us = dcn3_51_soc.sr_exit_time_us; + dc->dml2_options.bbox_overrides.sr_enter_plus_exit_latency_us = dcn3_51_soc.sr_enter_plus_exit_time_us; + + dc->dml2_options.bbox_overrides.sr_exit_z8_time_us = dcn3_51_soc.sr_exit_z8_time_us; + dc->dml2_options.bbox_overrides.sr_enter_plus_exit_z8_time_us = dcn3_51_soc.sr_enter_plus_exit_z8_time_us; +} + +static bool is_dual_plane(enum surface_pixel_format format) +{ + return format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN || + format == SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA; +} + +/* + * micro_sec_to_vert_lines () - converts time to number of vertical lines for a given timing + * + * @param: num_us: number of microseconds + * @return: number of vertical lines. If exact number of vertical lines is not found then + * it will round up to next number of lines to guarantee num_us + */ +static unsigned int micro_sec_to_vert_lines(unsigned int num_us, struct dc_crtc_timing *timing) +{ + unsigned int num_lines = 0; + unsigned int lines_time_in_ns = 1000.0 * + (((float)timing->h_total * 1000.0) / + ((float)timing->pix_clk_100hz / 10.0)); + + num_lines = dml_ceil(1000.0 * num_us / lines_time_in_ns, 1.0); + + return num_lines; +} + +static unsigned int get_vertical_back_porch(struct dc_crtc_timing *timing) +{ + unsigned int v_active = 0, v_blank = 0, v_back_porch = 0; + + v_active = timing->v_border_top + timing->v_addressable + timing->v_border_bottom; + v_blank = timing->v_total - v_active; + v_back_porch = v_blank - timing->v_front_porch - timing->v_sync_width; + + return v_back_porch; +} + +int dcn351_populate_dml_pipes_from_context_fpu(struct dc *dc, + struct dc_state *context, + display_e2e_pipe_params_st *pipes, + bool fast_validate) +{ + int i, pipe_cnt; + struct resource_context *res_ctx = &context->res_ctx; + struct pipe_ctx *pipe; + bool upscaled = false; + const unsigned int max_allowed_vblank_nom = 1023; + + dcn31_populate_dml_pipes_from_context(dc, context, pipes, + fast_validate); + + for (i = 0, pipe_cnt = 0; i < dc->res_pool->pipe_count; i++) { + struct dc_crtc_timing *timing; + unsigned int num_lines = 0; + unsigned int v_back_porch = 0; + + if (!res_ctx->pipe_ctx[i].stream) + continue; + + pipe = &res_ctx->pipe_ctx[i]; + timing = &pipe->stream->timing; + + num_lines = micro_sec_to_vert_lines(dcn3_51_ip.VBlankNomDefaultUS, timing); + v_back_porch = get_vertical_back_porch(timing); + + if (pipe->stream->adjust.v_total_max == + pipe->stream->adjust.v_total_min && + pipe->stream->adjust.v_total_min > timing->v_total) { + pipes[pipe_cnt].pipe.dest.vtotal = + pipe->stream->adjust.v_total_min; + pipes[pipe_cnt].pipe.dest.vblank_nom = timing->v_total - + pipes[pipe_cnt].pipe.dest.vactive; + } + + pipes[pipe_cnt].pipe.dest.vblank_nom = timing->v_total - pipes[pipe_cnt].pipe.dest.vactive; + pipes[pipe_cnt].pipe.dest.vblank_nom = min(pipes[pipe_cnt].pipe.dest.vblank_nom, num_lines); + // vblank_nom should not smaller than (VSync (timing->v_sync_width + v_back_porch) + 2) + // + 2 is because + // 1 -> VStartup_start should be 1 line before VSync + // 1 -> always reserve 1 line between start of vblank to vstartup signal + pipes[pipe_cnt].pipe.dest.vblank_nom = + max(pipes[pipe_cnt].pipe.dest.vblank_nom, timing->v_sync_width + v_back_porch + 2); + pipes[pipe_cnt].pipe.dest.vblank_nom = min(pipes[pipe_cnt].pipe.dest.vblank_nom, max_allowed_vblank_nom); + + if (pipe->plane_state && + (pipe->plane_state->src_rect.height < + pipe->plane_state->dst_rect.height || + pipe->plane_state->src_rect.width < + pipe->plane_state->dst_rect.width)) + upscaled = true; + + /* + * Immediate flip can be set dynamically after enabling the + * plane. We need to require support for immediate flip or + * underflow can be intermittently experienced depending on peak + * b/w requirements. + */ + pipes[pipe_cnt].pipe.src.immediate_flip = true; + + pipes[pipe_cnt].pipe.src.unbounded_req_mode = false; + + DC_FP_START(); + dcn31_zero_pipe_dcc_fraction(pipes, pipe_cnt); + DC_FP_END(); + + pipes[pipe_cnt].pipe.dest.vfront_porch = timing->v_front_porch; + pipes[pipe_cnt].pipe.src.dcc_rate = 3; + pipes[pipe_cnt].dout.dsc_input_bpc = 0; + pipes[pipe_cnt].pipe.src.gpuvm_min_page_size_kbytes = 256; + + if (pipes[pipe_cnt].dout.dsc_enable) { + switch (timing->display_color_depth) { + case COLOR_DEPTH_888: + pipes[pipe_cnt].dout.dsc_input_bpc = 8; + break; + case COLOR_DEPTH_101010: + pipes[pipe_cnt].dout.dsc_input_bpc = 10; + break; + case COLOR_DEPTH_121212: + pipes[pipe_cnt].dout.dsc_input_bpc = 12; + break; + default: + ASSERT(0); + break; + } + } + + pipe_cnt++; + } + + context->bw_ctx.dml.ip.det_buffer_size_kbytes = 384;/*per guide*/ + dc->config.enable_4to1MPC = false; + + if (pipe_cnt == 1 && pipe->plane_state && !dc->debug.disable_z9_mpc) { + if (is_dual_plane(pipe->plane_state->format) + && pipe->plane_state->src_rect.width <= 1920 && + pipe->plane_state->src_rect.height <= 1080) { + dc->config.enable_4to1MPC = true; + } else if (!is_dual_plane(pipe->plane_state->format) && + pipe->plane_state->src_rect.width <= 5120) { + /* + * Limit to 5k max to avoid forced pipe split when there + * is not enough detile for swath + */ + context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192; + pipes[0].pipe.src.unbounded_req_mode = true; + } + } else if (context->stream_count >= + dc->debug.crb_alloc_policy_min_disp_count && + dc->debug.crb_alloc_policy > DET_SIZE_DEFAULT) { + context->bw_ctx.dml.ip.det_buffer_size_kbytes = + dc->debug.crb_alloc_policy * 64; + } else if (context->stream_count >= 3 && upscaled) { + context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192; + } + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + + if (!pipe->stream) + continue; + + if (pipe->stream->signal == SIGNAL_TYPE_EDP && + dc->debug.seamless_boot_odm_combine && + pipe->stream->apply_seamless_boot_optimization) { + + if (pipe->stream->apply_boot_odm_mode == + dm_odm_combine_policy_2to1) { + context->bw_ctx.dml.vba.ODMCombinePolicy = + dm_odm_combine_policy_2to1; + break; + } + } + } + + return pipe_cnt; +} + +void dcn351_decide_zstate_support(struct dc *dc, struct dc_state *context) +{ + enum dcn_zstate_support_state support = DCN_ZSTATE_SUPPORT_DISALLOW; + unsigned int i, plane_count = 0; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + if (context->res_ctx.pipe_ctx[i].plane_state) + plane_count++; + } + + /*dcn351 does not support z9/z10*/ + if (context->stream_count == 0 || plane_count == 0) { + support = DCN_ZSTATE_SUPPORT_ALLOW_Z8_ONLY; + } else if (context->stream_count == 1 && context->streams[0]->signal == SIGNAL_TYPE_EDP) { + struct dc_link *link = context->streams[0]->sink->link; + bool is_pwrseq0 = link && link->link_index == 0; + bool is_psr = (link && (link->psr_settings.psr_version == DC_PSR_VERSION_1 || + link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) && !link->panel_config.psr.disable_psr); + bool is_replay = link && link->replay_settings.replay_feature_enabled; + int minmum_z8_residency = + dc->debug.minimum_z8_residency_time > 0 ? dc->debug.minimum_z8_residency_time : 1000; + bool allow_z8 = context->bw_ctx.dml.vba.StutterPeriod > (double)minmum_z8_residency; + + /*for psr1/psr-su, we allow z8 and z10 based on latency, for replay with IPS enabled, it will enter ips2*/ + if (is_pwrseq0 && (is_psr || is_replay)) + support = allow_z8 ? allow_z8 : DCN_ZSTATE_SUPPORT_DISALLOW; + } + context->bw_ctx.bw.dcn.clk.zstate_support = support; +} diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn351/dcn351_fpu.h b/drivers/gpu/drm/amd/display/dc/dml/dcn351/dcn351_fpu.h new file mode 100644 index 0000000000..f93efab9a6 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn351/dcn351_fpu.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: MIT */ +/* Copyright 2024 Advanced Micro Devices, Inc. */ + +#ifndef __DCN351_FPU_H__ +#define __DCN351_FPU_H__ + +#include "clk_mgr.h" + +void dcn351_update_bw_bounding_box_fpu(struct dc *dc, + struct clk_bw_params *bw_params); + +int dcn351_populate_dml_pipes_from_context_fpu(struct dc *dc, + struct dc_state *context, + display_e2e_pipe_params_st *pipes, + bool fast_validate); + +void dcn351_decide_zstate_support(struct dc *dc, struct dc_state *context); + +#endif |