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// SPDX-License-Identifier: MIT
/*
* Copyright 2023 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 "dcn35_fpu.h"
#include "dcn31/dcn31_resource.h"
#include "dcn32/dcn32_resource.h"
#include "dcn35/dcn35_resource.h"
#include "dml/dcn31/dcn31_fpu.h"
#include "dml/dml_inline_defs.h"
#include "link.h"
#define DC_LOGGER_INIT(logger)
struct _vcs_dpi_ip_params_st dcn3_5_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_5_soc = {
/*TODO: correct dispclk/dppclk voltage level determination*/
.clock_limits = {
{
.state = 0,
.dispclk_mhz = 1200.0,
.dppclk_mhz = 1200.0,
.phyclk_mhz = 600.0,
.phyclk_d18_mhz = 667.0,
.dscclk_mhz = 186.0,
.dtbclk_mhz = 600.0,
},
{
.state = 1,
.dispclk_mhz = 1200.0,
.dppclk_mhz = 1200.0,
.phyclk_mhz = 810.0,
.phyclk_d18_mhz = 667.0,
.dscclk_mhz = 209.0,
.dtbclk_mhz = 600.0,
},
{
.state = 2,
.dispclk_mhz = 1200.0,
.dppclk_mhz = 1200.0,
.phyclk_mhz = 810.0,
.phyclk_d18_mhz = 667.0,
.dscclk_mhz = 209.0,
.dtbclk_mhz = 600.0,
},
{
.state = 3,
.dispclk_mhz = 1200.0,
.dppclk_mhz = 1200.0,
.phyclk_mhz = 810.0,
.phyclk_d18_mhz = 667.0,
.dscclk_mhz = 371.0,
.dtbclk_mhz = 600.0,
},
{
.state = 4,
.dispclk_mhz = 1200.0,
.dppclk_mhz = 1200.0,
.phyclk_mhz = 810.0,
.phyclk_d18_mhz = 667.0,
.dscclk_mhz = 417.0,
.dtbclk_mhz = 600.0,
},
},
.num_states = 5,
.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,
};
void dcn35_build_wm_range_table_fpu(struct clk_mgr *clk_mgr)
{
//TODO
}
/*
* dcn35_update_bw_bounding_box
*
* This would override some dcn3_5 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 dcn35_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_5_ip.max_num_otg =
dc->res_pool->res_cap->num_timing_generator;
dcn3_5_ip.max_num_dpp = dc->res_pool->pipe_count;
dcn3_5_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_5_soc.num_states - 1;
j >= 0; j--) {
if (dcn3_5_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_5_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_5_soc.clock_limits[closest_clk_lvl].dcfclk_mhz) {
/*SMU fix not released yet*/
clock_limits[i].dcfclk_mhz =
dcn3_5_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_5_soc.clock_limits[closest_clk_lvl].dispclk_mhz;
clock_limits[i].dppclk_mhz = max_dppclk_mhz ?
max_dppclk_mhz :
dcn3_5_soc.clock_limits[closest_clk_lvl].dppclk_mhz;
clock_limits[i].dram_bw_per_chan_gbps =
dcn3_5_soc.clock_limits[closest_clk_lvl].dram_bw_per_chan_gbps;
clock_limits[i].dscclk_mhz =
dcn3_5_soc.clock_limits[closest_clk_lvl].dscclk_mhz;
clock_limits[i].dtbclk_mhz =
dcn3_5_soc.clock_limits[closest_clk_lvl].dtbclk_mhz;
clock_limits[i].phyclk_d18_mhz =
dcn3_5_soc.clock_limits[closest_clk_lvl].phyclk_d18_mhz;
clock_limits[i].phyclk_mhz =
dcn3_5_soc.clock_limits[closest_clk_lvl].phyclk_mhz;
}
memcpy(dcn3_5_soc.clock_limits, clock_limits,
sizeof(dcn3_5_soc.clock_limits));
if (clk_table->num_entries)
dcn3_5_soc.num_states = clk_table->num_entries;
if (max_dispclk_mhz) {
dcn3_5_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_5_soc.dram_clock_change_latency_us * 1000)
!= dc->debug.dram_clock_change_latency_ns
&& dc->debug.dram_clock_change_latency_ns) {
dcn3_5_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_5_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_5_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_5_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_5_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_5_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_5_soc, &dcn3_5_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_5_soc.dram_clock_change_latency_us;
dc->dml2_options.bbox_overrides.sr_exit_latency_us = dcn3_5_soc.sr_exit_time_us;
dc->dml2_options.bbox_overrides.sr_enter_plus_exit_latency_us = dcn3_5_soc.sr_enter_plus_exit_time_us;
dc->dml2_options.bbox_overrides.sr_exit_z8_time_us = dcn3_5_soc.sr_exit_z8_time_us;
dc->dml2_options.bbox_overrides.sr_enter_plus_exit_z8_time_us = dcn3_5_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 dcn35_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 = 0;
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_5_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 dcn35_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;
DC_LOGGER_INIT(dc->ctx->logger);
for (i = 0; i < dc->res_pool->pipe_count; i++) {
if (context->res_ctx.pipe_ctx[i].plane_state)
plane_count++;
}
if (context->stream_count == 0 || plane_count == 0) {
support = DCN_ZSTATE_SUPPORT_ALLOW;
} 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;
int minmum_z10_residency =
dc->debug.minimum_z10_residency_time > 0 ? dc->debug.minimum_z10_residency_time : 5000;
bool allow_z10 = context->bw_ctx.dml.vba.StutterPeriod > (double)minmum_z10_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 && allow_z10)
support = DCN_ZSTATE_SUPPORT_ALLOW;
else if (is_pwrseq0 && (is_psr || is_replay))
support = DCN_ZSTATE_SUPPORT_ALLOW_Z8_Z10_ONLY;
else if (allow_z8)
support = DCN_ZSTATE_SUPPORT_ALLOW_Z8_ONLY;
}
DC_LOG_SMU("zstate_support: %d, StutterPeriod: %d\n", support,
(int)context->bw_ctx.dml.vba.StutterPeriod);
context->bw_ctx.bw.dcn.clk.zstate_support = support;
}
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