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/*
* Copyright 2017 Advanced Micro Devices, Inc.
* Copyright 2019 Raptor Engineering, LLC
*
* 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 "dm_services.h"
#include "dc.h"
#include "dcn_calcs.h"
#include "dcn_calc_auto.h"
#include "dal_asic_id.h"
#include "resource.h"
#include "dcn10/dcn10_resource.h"
#include "dcn10/dcn10_hubbub.h"
#include "dml/dml1_display_rq_dlg_calc.h"
#include "dcn_calc_math.h"
#define DC_LOGGER \
dc->ctx->logger
#define WM_SET_COUNT 4
#define WM_A 0
#define WM_B 1
#define WM_C 2
#define WM_D 3
/*
* NOTE:
* This file is gcc-parseable HW gospel, coming straight from HW engineers.
*
* It doesn't adhere to Linux kernel style and sometimes will do things in odd
* ways. Unless there is something clearly wrong with it the code should
* remain as-is as it provides us with a guarantee from HW that it is correct.
*/
/* Defaults from spreadsheet rev#247.
* RV2 delta: dram_clock_change_latency, max_num_dpp
*/
const struct dcn_soc_bounding_box dcn10_soc_defaults = {
/* latencies */
.sr_exit_time = 17, /*us*/
.sr_enter_plus_exit_time = 19, /*us*/
.urgent_latency = 4, /*us*/
.dram_clock_change_latency = 17, /*us*/
.write_back_latency = 12, /*us*/
.percent_of_ideal_drambw_received_after_urg_latency = 80, /*%*/
/* below default clocks derived from STA target base on
* slow-slow corner + 10% margin with voltages aligned to FCLK.
*
* Use these value if fused value doesn't make sense as earlier
* part don't have correct value fused */
/* default DCF CLK DPM on RV*/
.dcfclkv_max0p9 = 655, /* MHz, = 3600/5.5 */
.dcfclkv_nom0p8 = 626, /* MHz, = 3600/5.75 */
.dcfclkv_mid0p72 = 600, /* MHz, = 3600/6, bypass */
.dcfclkv_min0p65 = 300, /* MHz, = 3600/12, bypass */
/* default DISP CLK voltage state on RV */
.max_dispclk_vmax0p9 = 1108, /* MHz, = 3600/3.25 */
.max_dispclk_vnom0p8 = 1029, /* MHz, = 3600/3.5 */
.max_dispclk_vmid0p72 = 960, /* MHz, = 3600/3.75 */
.max_dispclk_vmin0p65 = 626, /* MHz, = 3600/5.75 */
/* default DPP CLK voltage state on RV */
.max_dppclk_vmax0p9 = 720, /* MHz, = 3600/5 */
.max_dppclk_vnom0p8 = 686, /* MHz, = 3600/5.25 */
.max_dppclk_vmid0p72 = 626, /* MHz, = 3600/5.75 */
.max_dppclk_vmin0p65 = 400, /* MHz, = 3600/9 */
/* default PHY CLK voltage state on RV */
.phyclkv_max0p9 = 900, /*MHz*/
.phyclkv_nom0p8 = 847, /*MHz*/
.phyclkv_mid0p72 = 800, /*MHz*/
.phyclkv_min0p65 = 600, /*MHz*/
/* BW depend on FCLK, MCLK, # of channels */
/* dual channel BW */
.fabric_and_dram_bandwidth_vmax0p9 = 38.4f, /*GB/s*/
.fabric_and_dram_bandwidth_vnom0p8 = 34.133f, /*GB/s*/
.fabric_and_dram_bandwidth_vmid0p72 = 29.866f, /*GB/s*/
.fabric_and_dram_bandwidth_vmin0p65 = 12.8f, /*GB/s*/
/* single channel BW
.fabric_and_dram_bandwidth_vmax0p9 = 19.2f,
.fabric_and_dram_bandwidth_vnom0p8 = 17.066f,
.fabric_and_dram_bandwidth_vmid0p72 = 14.933f,
.fabric_and_dram_bandwidth_vmin0p65 = 12.8f,
*/
.number_of_channels = 2,
.socclk = 208, /*MHz*/
.downspreading = 0.5f, /*%*/
.round_trip_ping_latency_cycles = 128, /*DCFCLK Cycles*/
.urgent_out_of_order_return_per_channel = 256, /*bytes*/
.vmm_page_size = 4096, /*bytes*/
.return_bus_width = 64, /*bytes*/
.max_request_size = 256, /*bytes*/
/* Depends on user class (client vs embedded, workstation, etc) */
.percent_disp_bw_limit = 0.3f /*%*/
};
const struct dcn_ip_params dcn10_ip_defaults = {
.rob_buffer_size_in_kbyte = 64,
.det_buffer_size_in_kbyte = 164,
.dpp_output_buffer_pixels = 2560,
.opp_output_buffer_lines = 1,
.pixel_chunk_size_in_kbyte = 8,
.pte_enable = dcn_bw_yes,
.pte_chunk_size = 2, /*kbytes*/
.meta_chunk_size = 2, /*kbytes*/
.writeback_chunk_size = 2, /*kbytes*/
.odm_capability = dcn_bw_no,
.dsc_capability = dcn_bw_no,
.line_buffer_size = 589824, /*bit*/
.max_line_buffer_lines = 12,
.is_line_buffer_bpp_fixed = dcn_bw_no,
.line_buffer_fixed_bpp = dcn_bw_na,
.writeback_luma_buffer_size = 12, /*kbytes*/
.writeback_chroma_buffer_size = 8, /*kbytes*/
.max_num_dpp = 4,
.max_num_writeback = 2,
.max_dchub_topscl_throughput = 4, /*pixels/dppclk*/
.max_pscl_tolb_throughput = 2, /*pixels/dppclk*/
.max_lb_tovscl_throughput = 4, /*pixels/dppclk*/
.max_vscl_tohscl_throughput = 4, /*pixels/dppclk*/
.max_hscl_ratio = 4,
.max_vscl_ratio = 4,
.max_hscl_taps = 8,
.max_vscl_taps = 8,
.pte_buffer_size_in_requests = 42,
.dispclk_ramping_margin = 1, /*%*/
.under_scan_factor = 1.11f,
.max_inter_dcn_tile_repeaters = 8,
.can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one = dcn_bw_no,
.bug_forcing_luma_and_chroma_request_to_same_size_fixed = dcn_bw_no,
.dcfclk_cstate_latency = 10 /*TODO clone of something else? sr_enter_plus_exit_time?*/
};
static enum dcn_bw_defs tl_sw_mode_to_bw_defs(enum swizzle_mode_values sw_mode)
{
switch (sw_mode) {
case DC_SW_LINEAR:
return dcn_bw_sw_linear;
case DC_SW_4KB_S:
return dcn_bw_sw_4_kb_s;
case DC_SW_4KB_D:
return dcn_bw_sw_4_kb_d;
case DC_SW_64KB_S:
return dcn_bw_sw_64_kb_s;
case DC_SW_64KB_D:
return dcn_bw_sw_64_kb_d;
case DC_SW_VAR_S:
return dcn_bw_sw_var_s;
case DC_SW_VAR_D:
return dcn_bw_sw_var_d;
case DC_SW_64KB_S_T:
return dcn_bw_sw_64_kb_s_t;
case DC_SW_64KB_D_T:
return dcn_bw_sw_64_kb_d_t;
case DC_SW_4KB_S_X:
return dcn_bw_sw_4_kb_s_x;
case DC_SW_4KB_D_X:
return dcn_bw_sw_4_kb_d_x;
case DC_SW_64KB_S_X:
return dcn_bw_sw_64_kb_s_x;
case DC_SW_64KB_D_X:
return dcn_bw_sw_64_kb_d_x;
case DC_SW_VAR_S_X:
return dcn_bw_sw_var_s_x;
case DC_SW_VAR_D_X:
return dcn_bw_sw_var_d_x;
case DC_SW_256B_S:
case DC_SW_256_D:
case DC_SW_256_R:
case DC_SW_4KB_R:
case DC_SW_64KB_R:
case DC_SW_VAR_R:
case DC_SW_4KB_R_X:
case DC_SW_64KB_R_X:
case DC_SW_VAR_R_X:
default:
BREAK_TO_DEBUGGER(); /*not in formula*/
return dcn_bw_sw_4_kb_s;
}
}
static int tl_lb_bpp_to_int(enum lb_pixel_depth depth)
{
switch (depth) {
case LB_PIXEL_DEPTH_18BPP:
return 18;
case LB_PIXEL_DEPTH_24BPP:
return 24;
case LB_PIXEL_DEPTH_30BPP:
return 30;
case LB_PIXEL_DEPTH_36BPP:
return 36;
default:
return 30;
}
}
static enum dcn_bw_defs tl_pixel_format_to_bw_defs(enum surface_pixel_format format)
{
switch (format) {
case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
return dcn_bw_rgb_sub_16;
case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010_XR_BIAS:
return dcn_bw_rgb_sub_32;
case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
return dcn_bw_rgb_sub_64;
case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
return dcn_bw_yuv420_sub_8;
case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
return dcn_bw_yuv420_sub_10;
default:
return dcn_bw_rgb_sub_32;
}
}
enum source_macro_tile_size swizzle_mode_to_macro_tile_size(enum swizzle_mode_values sw_mode)
{
switch (sw_mode) {
/* for 4/8/16 high tiles */
case DC_SW_LINEAR:
return dm_4k_tile;
case DC_SW_4KB_S:
case DC_SW_4KB_S_X:
return dm_4k_tile;
case DC_SW_64KB_S:
case DC_SW_64KB_S_X:
case DC_SW_64KB_S_T:
return dm_64k_tile;
case DC_SW_VAR_S:
case DC_SW_VAR_S_X:
return dm_256k_tile;
/* For 64bpp 2 high tiles */
case DC_SW_4KB_D:
case DC_SW_4KB_D_X:
return dm_4k_tile;
case DC_SW_64KB_D:
case DC_SW_64KB_D_X:
case DC_SW_64KB_D_T:
return dm_64k_tile;
case DC_SW_VAR_D:
case DC_SW_VAR_D_X:
return dm_256k_tile;
case DC_SW_4KB_R:
case DC_SW_4KB_R_X:
return dm_4k_tile;
case DC_SW_64KB_R:
case DC_SW_64KB_R_X:
return dm_64k_tile;
case DC_SW_VAR_R:
case DC_SW_VAR_R_X:
return dm_256k_tile;
/* Unsupported swizzle modes for dcn */
case DC_SW_256B_S:
default:
ASSERT(0); /* Not supported */
return 0;
}
}
static void pipe_ctx_to_e2e_pipe_params (
const struct pipe_ctx *pipe,
struct _vcs_dpi_display_pipe_params_st *input)
{
input->src.is_hsplit = false;
/* stereo can never be split */
if (pipe->plane_state->stereo_format == PLANE_STEREO_FORMAT_SIDE_BY_SIDE ||
pipe->plane_state->stereo_format == PLANE_STEREO_FORMAT_TOP_AND_BOTTOM) {
/* reset the split group if it was already considered split. */
input->src.hsplit_grp = pipe->pipe_idx;
} else if (pipe->top_pipe != NULL && pipe->top_pipe->plane_state == pipe->plane_state) {
input->src.is_hsplit = true;
} else if (pipe->bottom_pipe != NULL && pipe->bottom_pipe->plane_state == pipe->plane_state) {
input->src.is_hsplit = true;
}
if (pipe->plane_res.dpp->ctx->dc->debug.optimized_watermark) {
/*
* this method requires us to always re-calculate watermark when dcc change
* between flip.
*/
input->src.dcc = pipe->plane_state->dcc.enable ? 1 : 0;
} else {
/*
* allow us to disable dcc on the fly without re-calculating WM
*
* extra overhead for DCC is quite small. for 1080p WM without
* DCC is only 0.417us lower (urgent goes from 6.979us to 6.562us)
*/
unsigned int bpe;
input->src.dcc = pipe->plane_res.dpp->ctx->dc->res_pool->hubbub->funcs->
dcc_support_pixel_format(pipe->plane_state->format, &bpe) ? 1 : 0;
}
input->src.dcc_rate = 1;
input->src.meta_pitch = pipe->plane_state->dcc.meta_pitch;
input->src.source_scan = dm_horz;
input->src.sw_mode = pipe->plane_state->tiling_info.gfx9.swizzle;
input->src.viewport_width = pipe->plane_res.scl_data.viewport.width;
input->src.viewport_height = pipe->plane_res.scl_data.viewport.height;
input->src.data_pitch = pipe->plane_res.scl_data.viewport.width;
input->src.data_pitch_c = pipe->plane_res.scl_data.viewport.width;
input->src.cur0_src_width = 128; /* TODO: Cursor calcs, not curently stored */
input->src.cur0_bpp = 32;
input->src.macro_tile_size = swizzle_mode_to_macro_tile_size(pipe->plane_state->tiling_info.gfx9.swizzle);
switch (pipe->plane_state->rotation) {
case ROTATION_ANGLE_0:
case ROTATION_ANGLE_180:
input->src.source_scan = dm_horz;
break;
case ROTATION_ANGLE_90:
case ROTATION_ANGLE_270:
input->src.source_scan = dm_vert;
break;
default:
ASSERT(0); /* Not supported */
break;
}
/* TODO: Fix pixel format mappings */
switch (pipe->plane_state->format) {
case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
input->src.source_format = dm_420_8;
input->src.viewport_width_c = input->src.viewport_width / 2;
input->src.viewport_height_c = input->src.viewport_height / 2;
break;
case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
input->src.source_format = dm_420_10;
input->src.viewport_width_c = input->src.viewport_width / 2;
input->src.viewport_height_c = input->src.viewport_height / 2;
break;
case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
input->src.source_format = dm_444_64;
input->src.viewport_width_c = input->src.viewport_width;
input->src.viewport_height_c = input->src.viewport_height;
break;
#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA:
input->src.source_format = dm_rgbe_alpha;
input->src.viewport_width_c = input->src.viewport_width;
input->src.viewport_height_c = input->src.viewport_height;
break;
#endif
default:
input->src.source_format = dm_444_32;
input->src.viewport_width_c = input->src.viewport_width;
input->src.viewport_height_c = input->src.viewport_height;
break;
}
input->scale_taps.htaps = pipe->plane_res.scl_data.taps.h_taps;
input->scale_ratio_depth.hscl_ratio = pipe->plane_res.scl_data.ratios.horz.value/4294967296.0;
input->scale_ratio_depth.vscl_ratio = pipe->plane_res.scl_data.ratios.vert.value/4294967296.0;
input->scale_ratio_depth.vinit = pipe->plane_res.scl_data.inits.v.value/4294967296.0;
if (input->scale_ratio_depth.vinit < 1.0)
input->scale_ratio_depth.vinit = 1;
input->scale_taps.vtaps = pipe->plane_res.scl_data.taps.v_taps;
input->scale_taps.vtaps_c = pipe->plane_res.scl_data.taps.v_taps_c;
input->scale_taps.htaps_c = pipe->plane_res.scl_data.taps.h_taps_c;
input->scale_ratio_depth.hscl_ratio_c = pipe->plane_res.scl_data.ratios.horz_c.value/4294967296.0;
input->scale_ratio_depth.vscl_ratio_c = pipe->plane_res.scl_data.ratios.vert_c.value/4294967296.0;
input->scale_ratio_depth.vinit_c = pipe->plane_res.scl_data.inits.v_c.value/4294967296.0;
if (input->scale_ratio_depth.vinit_c < 1.0)
input->scale_ratio_depth.vinit_c = 1;
switch (pipe->plane_res.scl_data.lb_params.depth) {
case LB_PIXEL_DEPTH_30BPP:
input->scale_ratio_depth.lb_depth = 30; break;
case LB_PIXEL_DEPTH_36BPP:
input->scale_ratio_depth.lb_depth = 36; break;
default:
input->scale_ratio_depth.lb_depth = 24; break;
}
input->dest.vactive = pipe->stream->timing.v_addressable + pipe->stream->timing.v_border_top
+ pipe->stream->timing.v_border_bottom;
input->dest.recout_width = pipe->plane_res.scl_data.recout.width;
input->dest.recout_height = pipe->plane_res.scl_data.recout.height;
input->dest.full_recout_width = pipe->plane_res.scl_data.recout.width;
input->dest.full_recout_height = pipe->plane_res.scl_data.recout.height;
input->dest.htotal = pipe->stream->timing.h_total;
input->dest.hblank_start = input->dest.htotal - pipe->stream->timing.h_front_porch;
input->dest.hblank_end = input->dest.hblank_start
- pipe->stream->timing.h_addressable
- pipe->stream->timing.h_border_left
- pipe->stream->timing.h_border_right;
input->dest.vtotal = pipe->stream->timing.v_total;
input->dest.vblank_start = input->dest.vtotal - pipe->stream->timing.v_front_porch;
input->dest.vblank_end = input->dest.vblank_start
- pipe->stream->timing.v_addressable
- pipe->stream->timing.v_border_bottom
- pipe->stream->timing.v_border_top;
input->dest.pixel_rate_mhz = pipe->stream->timing.pix_clk_100hz/10000.0;
input->dest.vstartup_start = pipe->pipe_dlg_param.vstartup_start;
input->dest.vupdate_offset = pipe->pipe_dlg_param.vupdate_offset;
input->dest.vupdate_offset = pipe->pipe_dlg_param.vupdate_offset;
input->dest.vupdate_width = pipe->pipe_dlg_param.vupdate_width;
}
static void dcn_bw_calc_rq_dlg_ttu(
const struct dc *dc,
const struct dcn_bw_internal_vars *v,
struct pipe_ctx *pipe,
int in_idx)
{
struct display_mode_lib *dml = (struct display_mode_lib *)(&dc->dml);
struct _vcs_dpi_display_dlg_regs_st *dlg_regs = &pipe->dlg_regs;
struct _vcs_dpi_display_ttu_regs_st *ttu_regs = &pipe->ttu_regs;
struct _vcs_dpi_display_rq_regs_st *rq_regs = &pipe->rq_regs;
struct _vcs_dpi_display_rq_params_st rq_param = {0};
struct _vcs_dpi_display_dlg_sys_params_st dlg_sys_param = {0};
struct _vcs_dpi_display_e2e_pipe_params_st input = { { { 0 } } };
float total_active_bw = 0;
float total_prefetch_bw = 0;
int total_flip_bytes = 0;
int i;
memset(dlg_regs, 0, sizeof(*dlg_regs));
memset(ttu_regs, 0, sizeof(*ttu_regs));
memset(rq_regs, 0, sizeof(*rq_regs));
for (i = 0; i < number_of_planes; i++) {
total_active_bw += v->read_bandwidth[i];
total_prefetch_bw += v->prefetch_bandwidth[i];
total_flip_bytes += v->total_immediate_flip_bytes[i];
}
dlg_sys_param.total_flip_bw = v->return_bw - dcn_bw_max2(total_active_bw, total_prefetch_bw);
if (dlg_sys_param.total_flip_bw < 0.0)
dlg_sys_param.total_flip_bw = 0;
dlg_sys_param.t_mclk_wm_us = v->dram_clock_change_watermark;
dlg_sys_param.t_sr_wm_us = v->stutter_enter_plus_exit_watermark;
dlg_sys_param.t_urg_wm_us = v->urgent_watermark;
dlg_sys_param.t_extra_us = v->urgent_extra_latency;
dlg_sys_param.deepsleep_dcfclk_mhz = v->dcf_clk_deep_sleep;
dlg_sys_param.total_flip_bytes = total_flip_bytes;
pipe_ctx_to_e2e_pipe_params(pipe, &input.pipe);
input.clks_cfg.dcfclk_mhz = v->dcfclk;
input.clks_cfg.dispclk_mhz = v->dispclk;
input.clks_cfg.dppclk_mhz = v->dppclk;
input.clks_cfg.refclk_mhz = dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000.0;
input.clks_cfg.socclk_mhz = v->socclk;
input.clks_cfg.voltage = v->voltage_level;
// dc->dml.logger = pool->base.logger;
input.dout.output_format = (v->output_format[in_idx] == dcn_bw_420) ? dm_420 : dm_444;
input.dout.output_type = (v->output[in_idx] == dcn_bw_hdmi) ? dm_hdmi : dm_dp;
//input[in_idx].dout.output_standard;
/*todo: soc->sr_enter_plus_exit_time??*/
dlg_sys_param.t_srx_delay_us = dc->dcn_ip->dcfclk_cstate_latency / v->dcf_clk_deep_sleep;
dml1_rq_dlg_get_rq_params(dml, &rq_param, input.pipe.src);
dml1_extract_rq_regs(dml, rq_regs, rq_param);
dml1_rq_dlg_get_dlg_params(
dml,
dlg_regs,
ttu_regs,
rq_param.dlg,
dlg_sys_param,
input,
true,
true,
v->pte_enable == dcn_bw_yes,
pipe->plane_state->flip_immediate);
}
static void split_stream_across_pipes(
struct resource_context *res_ctx,
const struct resource_pool *pool,
struct pipe_ctx *primary_pipe,
struct pipe_ctx *secondary_pipe)
{
int pipe_idx = secondary_pipe->pipe_idx;
if (!primary_pipe->plane_state)
return;
*secondary_pipe = *primary_pipe;
secondary_pipe->pipe_idx = pipe_idx;
secondary_pipe->plane_res.mi = pool->mis[secondary_pipe->pipe_idx];
secondary_pipe->plane_res.hubp = pool->hubps[secondary_pipe->pipe_idx];
secondary_pipe->plane_res.ipp = pool->ipps[secondary_pipe->pipe_idx];
secondary_pipe->plane_res.xfm = pool->transforms[secondary_pipe->pipe_idx];
secondary_pipe->plane_res.dpp = pool->dpps[secondary_pipe->pipe_idx];
secondary_pipe->plane_res.mpcc_inst = pool->dpps[secondary_pipe->pipe_idx]->inst;
if (primary_pipe->bottom_pipe) {
ASSERT(primary_pipe->bottom_pipe != secondary_pipe);
secondary_pipe->bottom_pipe = primary_pipe->bottom_pipe;
secondary_pipe->bottom_pipe->top_pipe = secondary_pipe;
}
primary_pipe->bottom_pipe = secondary_pipe;
secondary_pipe->top_pipe = primary_pipe;
resource_build_scaling_params(primary_pipe);
resource_build_scaling_params(secondary_pipe);
}
#if 0
static void calc_wm_sets_and_perf_params(
struct dc_state *context,
struct dcn_bw_internal_vars *v)
{
/* Calculate set A last to keep internal var state consistent for required config */
if (v->voltage_level < 2) {
v->fabric_and_dram_bandwidth_per_state[1] = v->fabric_and_dram_bandwidth_vnom0p8;
v->fabric_and_dram_bandwidth_per_state[0] = v->fabric_and_dram_bandwidth_vnom0p8;
v->fabric_and_dram_bandwidth = v->fabric_and_dram_bandwidth_vnom0p8;
dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
context->bw_ctx.bw.dcn.watermarks.b.cstate_pstate.cstate_exit_ns =
v->stutter_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.b.cstate_pstate.cstate_enter_plus_exit_ns =
v->stutter_enter_plus_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.b.cstate_pstate.pstate_change_ns =
v->dram_clock_change_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.b.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.b.urgent_ns = v->urgent_watermark * 1000;
v->dcfclk_per_state[1] = v->dcfclkv_nom0p8;
v->dcfclk_per_state[0] = v->dcfclkv_nom0p8;
v->dcfclk = v->dcfclkv_nom0p8;
dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
context->bw_ctx.bw.dcn.watermarks.c.cstate_pstate.cstate_exit_ns =
v->stutter_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.c.cstate_pstate.cstate_enter_plus_exit_ns =
v->stutter_enter_plus_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.c.cstate_pstate.pstate_change_ns =
v->dram_clock_change_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.c.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.c.urgent_ns = v->urgent_watermark * 1000;
}
if (v->voltage_level < 3) {
v->fabric_and_dram_bandwidth_per_state[2] = v->fabric_and_dram_bandwidth_vmax0p9;
v->fabric_and_dram_bandwidth_per_state[1] = v->fabric_and_dram_bandwidth_vmax0p9;
v->fabric_and_dram_bandwidth_per_state[0] = v->fabric_and_dram_bandwidth_vmax0p9;
v->fabric_and_dram_bandwidth = v->fabric_and_dram_bandwidth_vmax0p9;
v->dcfclk_per_state[2] = v->dcfclkv_max0p9;
v->dcfclk_per_state[1] = v->dcfclkv_max0p9;
v->dcfclk_per_state[0] = v->dcfclkv_max0p9;
v->dcfclk = v->dcfclkv_max0p9;
dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
context->bw_ctx.bw.dcn.watermarks.d.cstate_pstate.cstate_exit_ns =
v->stutter_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.d.cstate_pstate.cstate_enter_plus_exit_ns =
v->stutter_enter_plus_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.d.cstate_pstate.pstate_change_ns =
v->dram_clock_change_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.d.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.d.urgent_ns = v->urgent_watermark * 1000;
}
v->fabric_and_dram_bandwidth_per_state[2] = v->fabric_and_dram_bandwidth_vnom0p8;
v->fabric_and_dram_bandwidth_per_state[1] = v->fabric_and_dram_bandwidth_vmid0p72;
v->fabric_and_dram_bandwidth_per_state[0] = v->fabric_and_dram_bandwidth_vmin0p65;
v->fabric_and_dram_bandwidth = v->fabric_and_dram_bandwidth_per_state[v->voltage_level];
v->dcfclk_per_state[2] = v->dcfclkv_nom0p8;
v->dcfclk_per_state[1] = v->dcfclkv_mid0p72;
v->dcfclk_per_state[0] = v->dcfclkv_min0p65;
v->dcfclk = v->dcfclk_per_state[v->voltage_level];
dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.cstate_exit_ns =
v->stutter_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.cstate_enter_plus_exit_ns =
v->stutter_enter_plus_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.pstate_change_ns =
v->dram_clock_change_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.a.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.a.urgent_ns = v->urgent_watermark * 1000;
if (v->voltage_level >= 2) {
context->bw_ctx.bw.dcn.watermarks.b = context->bw_ctx.bw.dcn.watermarks.a;
context->bw_ctx.bw.dcn.watermarks.c = context->bw_ctx.bw.dcn.watermarks.a;
}
if (v->voltage_level >= 3)
context->bw_ctx.bw.dcn.watermarks.d = context->bw_ctx.bw.dcn.watermarks.a;
}
#endif
static bool dcn_bw_apply_registry_override(struct dc *dc)
{
bool updated = false;
DC_FP_START();
if ((int)(dc->dcn_soc->sr_exit_time * 1000) != dc->debug.sr_exit_time_ns
&& dc->debug.sr_exit_time_ns) {
updated = true;
dc->dcn_soc->sr_exit_time = dc->debug.sr_exit_time_ns / 1000.0;
}
if ((int)(dc->dcn_soc->sr_enter_plus_exit_time * 1000)
!= dc->debug.sr_enter_plus_exit_time_ns
&& dc->debug.sr_enter_plus_exit_time_ns) {
updated = true;
dc->dcn_soc->sr_enter_plus_exit_time =
dc->debug.sr_enter_plus_exit_time_ns / 1000.0;
}
if ((int)(dc->dcn_soc->urgent_latency * 1000) != dc->debug.urgent_latency_ns
&& dc->debug.urgent_latency_ns) {
updated = true;
dc->dcn_soc->urgent_latency = dc->debug.urgent_latency_ns / 1000.0;
}
if ((int)(dc->dcn_soc->percent_of_ideal_drambw_received_after_urg_latency * 1000)
!= dc->debug.percent_of_ideal_drambw
&& dc->debug.percent_of_ideal_drambw) {
updated = true;
dc->dcn_soc->percent_of_ideal_drambw_received_after_urg_latency =
dc->debug.percent_of_ideal_drambw;
}
if ((int)(dc->dcn_soc->dram_clock_change_latency * 1000)
!= dc->debug.dram_clock_change_latency_ns
&& dc->debug.dram_clock_change_latency_ns) {
updated = true;
dc->dcn_soc->dram_clock_change_latency =
dc->debug.dram_clock_change_latency_ns / 1000.0;
}
DC_FP_END();
return updated;
}
static void hack_disable_optional_pipe_split(struct dcn_bw_internal_vars *v)
{
/*
* disable optional pipe split by lower dispclk bounding box
* at DPM0
*/
v->max_dispclk[0] = v->max_dppclk_vmin0p65;
}
static void hack_force_pipe_split(struct dcn_bw_internal_vars *v,
unsigned int pixel_rate_100hz)
{
float pixel_rate_mhz = pixel_rate_100hz / 10000;
/*
* force enabling pipe split by lower dpp clock for DPM0 to just
* below the specify pixel_rate, so bw calc would split pipe.
*/
if (pixel_rate_mhz < v->max_dppclk[0])
v->max_dppclk[0] = pixel_rate_mhz;
}
static void hack_bounding_box(struct dcn_bw_internal_vars *v,
struct dc_debug_options *dbg,
struct dc_state *context)
{
int i;
for (i = 0; i < MAX_PIPES; i++) {
struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
/**
* Workaround for avoiding pipe-split in cases where we'd split
* planes that are too small, resulting in splits that aren't
* valid for the scaler.
*/
if (pipe->plane_state &&
(pipe->plane_state->dst_rect.width <= 16 ||
pipe->plane_state->dst_rect.height <= 16 ||
pipe->plane_state->src_rect.width <= 16 ||
pipe->plane_state->src_rect.height <= 16)) {
hack_disable_optional_pipe_split(v);
return;
}
}
if (dbg->pipe_split_policy == MPC_SPLIT_AVOID)
hack_disable_optional_pipe_split(v);
if (dbg->pipe_split_policy == MPC_SPLIT_AVOID_MULT_DISP &&
context->stream_count >= 2)
hack_disable_optional_pipe_split(v);
if (context->stream_count == 1 &&
dbg->force_single_disp_pipe_split)
hack_force_pipe_split(v, context->streams[0]->timing.pix_clk_100hz);
}
unsigned int get_highest_allowed_voltage_level(uint32_t hw_internal_rev, uint32_t pci_revision_id)
{
/* for low power RV2 variants, the highest voltage level we want is 0 */
if (ASICREV_IS_RAVEN2(hw_internal_rev))
switch (pci_revision_id) {
case PRID_DALI_DE:
case PRID_DALI_DF:
case PRID_DALI_E3:
case PRID_DALI_E4:
case PRID_POLLOCK_94:
case PRID_POLLOCK_95:
case PRID_POLLOCK_E9:
case PRID_POLLOCK_EA:
case PRID_POLLOCK_EB:
return 0;
default:
break;
}
/* we are ok with all levels */
return 4;
}
bool dcn_validate_bandwidth(
struct dc *dc,
struct dc_state *context,
bool fast_validate)
{
/*
* we want a breakdown of the various stages of validation, which the
* perf_trace macro doesn't support
*/
BW_VAL_TRACE_SETUP();
const struct resource_pool *pool = dc->res_pool;
struct dcn_bw_internal_vars *v = &context->dcn_bw_vars;
int i, input_idx, k;
int vesa_sync_start, asic_blank_end, asic_blank_start;
bool bw_limit_pass;
float bw_limit;
PERFORMANCE_TRACE_START();
BW_VAL_TRACE_COUNT();
if (dcn_bw_apply_registry_override(dc))
dcn_bw_sync_calcs_and_dml(dc);
memset(v, 0, sizeof(*v));
DC_FP_START();
v->sr_exit_time = dc->dcn_soc->sr_exit_time;
v->sr_enter_plus_exit_time = dc->dcn_soc->sr_enter_plus_exit_time;
v->urgent_latency = dc->dcn_soc->urgent_latency;
v->write_back_latency = dc->dcn_soc->write_back_latency;
v->percent_of_ideal_drambw_received_after_urg_latency =
dc->dcn_soc->percent_of_ideal_drambw_received_after_urg_latency;
v->dcfclkv_min0p65 = dc->dcn_soc->dcfclkv_min0p65;
v->dcfclkv_mid0p72 = dc->dcn_soc->dcfclkv_mid0p72;
v->dcfclkv_nom0p8 = dc->dcn_soc->dcfclkv_nom0p8;
v->dcfclkv_max0p9 = dc->dcn_soc->dcfclkv_max0p9;
v->max_dispclk_vmin0p65 = dc->dcn_soc->max_dispclk_vmin0p65;
v->max_dispclk_vmid0p72 = dc->dcn_soc->max_dispclk_vmid0p72;
v->max_dispclk_vnom0p8 = dc->dcn_soc->max_dispclk_vnom0p8;
v->max_dispclk_vmax0p9 = dc->dcn_soc->max_dispclk_vmax0p9;
v->max_dppclk_vmin0p65 = dc->dcn_soc->max_dppclk_vmin0p65;
v->max_dppclk_vmid0p72 = dc->dcn_soc->max_dppclk_vmid0p72;
v->max_dppclk_vnom0p8 = dc->dcn_soc->max_dppclk_vnom0p8;
v->max_dppclk_vmax0p9 = dc->dcn_soc->max_dppclk_vmax0p9;
v->socclk = dc->dcn_soc->socclk;
v->fabric_and_dram_bandwidth_vmin0p65 = dc->dcn_soc->fabric_and_dram_bandwidth_vmin0p65;
v->fabric_and_dram_bandwidth_vmid0p72 = dc->dcn_soc->fabric_and_dram_bandwidth_vmid0p72;
v->fabric_and_dram_bandwidth_vnom0p8 = dc->dcn_soc->fabric_and_dram_bandwidth_vnom0p8;
v->fabric_and_dram_bandwidth_vmax0p9 = dc->dcn_soc->fabric_and_dram_bandwidth_vmax0p9;
v->phyclkv_min0p65 = dc->dcn_soc->phyclkv_min0p65;
v->phyclkv_mid0p72 = dc->dcn_soc->phyclkv_mid0p72;
v->phyclkv_nom0p8 = dc->dcn_soc->phyclkv_nom0p8;
v->phyclkv_max0p9 = dc->dcn_soc->phyclkv_max0p9;
v->downspreading = dc->dcn_soc->downspreading;
v->round_trip_ping_latency_cycles = dc->dcn_soc->round_trip_ping_latency_cycles;
v->urgent_out_of_order_return_per_channel = dc->dcn_soc->urgent_out_of_order_return_per_channel;
v->number_of_channels = dc->dcn_soc->number_of_channels;
v->vmm_page_size = dc->dcn_soc->vmm_page_size;
v->dram_clock_change_latency = dc->dcn_soc->dram_clock_change_latency;
v->return_bus_width = dc->dcn_soc->return_bus_width;
v->rob_buffer_size_in_kbyte = dc->dcn_ip->rob_buffer_size_in_kbyte;
v->det_buffer_size_in_kbyte = dc->dcn_ip->det_buffer_size_in_kbyte;
v->dpp_output_buffer_pixels = dc->dcn_ip->dpp_output_buffer_pixels;
v->opp_output_buffer_lines = dc->dcn_ip->opp_output_buffer_lines;
v->pixel_chunk_size_in_kbyte = dc->dcn_ip->pixel_chunk_size_in_kbyte;
v->pte_enable = dc->dcn_ip->pte_enable;
v->pte_chunk_size = dc->dcn_ip->pte_chunk_size;
v->meta_chunk_size = dc->dcn_ip->meta_chunk_size;
v->writeback_chunk_size = dc->dcn_ip->writeback_chunk_size;
v->odm_capability = dc->dcn_ip->odm_capability;
v->dsc_capability = dc->dcn_ip->dsc_capability;
v->line_buffer_size = dc->dcn_ip->line_buffer_size;
v->is_line_buffer_bpp_fixed = dc->dcn_ip->is_line_buffer_bpp_fixed;
v->line_buffer_fixed_bpp = dc->dcn_ip->line_buffer_fixed_bpp;
v->max_line_buffer_lines = dc->dcn_ip->max_line_buffer_lines;
v->writeback_luma_buffer_size = dc->dcn_ip->writeback_luma_buffer_size;
v->writeback_chroma_buffer_size = dc->dcn_ip->writeback_chroma_buffer_size;
v->max_num_dpp = dc->dcn_ip->max_num_dpp;
v->max_num_writeback = dc->dcn_ip->max_num_writeback;
v->max_dchub_topscl_throughput = dc->dcn_ip->max_dchub_topscl_throughput;
v->max_pscl_tolb_throughput = dc->dcn_ip->max_pscl_tolb_throughput;
v->max_lb_tovscl_throughput = dc->dcn_ip->max_lb_tovscl_throughput;
v->max_vscl_tohscl_throughput = dc->dcn_ip->max_vscl_tohscl_throughput;
v->max_hscl_ratio = dc->dcn_ip->max_hscl_ratio;
v->max_vscl_ratio = dc->dcn_ip->max_vscl_ratio;
v->max_hscl_taps = dc->dcn_ip->max_hscl_taps;
v->max_vscl_taps = dc->dcn_ip->max_vscl_taps;
v->under_scan_factor = dc->dcn_ip->under_scan_factor;
v->pte_buffer_size_in_requests = dc->dcn_ip->pte_buffer_size_in_requests;
v->dispclk_ramping_margin = dc->dcn_ip->dispclk_ramping_margin;
v->max_inter_dcn_tile_repeaters = dc->dcn_ip->max_inter_dcn_tile_repeaters;
v->can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one =
dc->dcn_ip->can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one;
v->bug_forcing_luma_and_chroma_request_to_same_size_fixed =
dc->dcn_ip->bug_forcing_luma_and_chroma_request_to_same_size_fixed;
v->voltage[5] = dcn_bw_no_support;
v->voltage[4] = dcn_bw_v_max0p9;
v->voltage[3] = dcn_bw_v_max0p9;
v->voltage[2] = dcn_bw_v_nom0p8;
v->voltage[1] = dcn_bw_v_mid0p72;
v->voltage[0] = dcn_bw_v_min0p65;
v->fabric_and_dram_bandwidth_per_state[5] = v->fabric_and_dram_bandwidth_vmax0p9;
v->fabric_and_dram_bandwidth_per_state[4] = v->fabric_and_dram_bandwidth_vmax0p9;
v->fabric_and_dram_bandwidth_per_state[3] = v->fabric_and_dram_bandwidth_vmax0p9;
v->fabric_and_dram_bandwidth_per_state[2] = v->fabric_and_dram_bandwidth_vnom0p8;
v->fabric_and_dram_bandwidth_per_state[1] = v->fabric_and_dram_bandwidth_vmid0p72;
v->fabric_and_dram_bandwidth_per_state[0] = v->fabric_and_dram_bandwidth_vmin0p65;
v->dcfclk_per_state[5] = v->dcfclkv_max0p9;
v->dcfclk_per_state[4] = v->dcfclkv_max0p9;
v->dcfclk_per_state[3] = v->dcfclkv_max0p9;
v->dcfclk_per_state[2] = v->dcfclkv_nom0p8;
v->dcfclk_per_state[1] = v->dcfclkv_mid0p72;
v->dcfclk_per_state[0] = v->dcfclkv_min0p65;
v->max_dispclk[5] = v->max_dispclk_vmax0p9;
v->max_dispclk[4] = v->max_dispclk_vmax0p9;
v->max_dispclk[3] = v->max_dispclk_vmax0p9;
v->max_dispclk[2] = v->max_dispclk_vnom0p8;
v->max_dispclk[1] = v->max_dispclk_vmid0p72;
v->max_dispclk[0] = v->max_dispclk_vmin0p65;
v->max_dppclk[5] = v->max_dppclk_vmax0p9;
v->max_dppclk[4] = v->max_dppclk_vmax0p9;
v->max_dppclk[3] = v->max_dppclk_vmax0p9;
v->max_dppclk[2] = v->max_dppclk_vnom0p8;
v->max_dppclk[1] = v->max_dppclk_vmid0p72;
v->max_dppclk[0] = v->max_dppclk_vmin0p65;
v->phyclk_per_state[5] = v->phyclkv_max0p9;
v->phyclk_per_state[4] = v->phyclkv_max0p9;
v->phyclk_per_state[3] = v->phyclkv_max0p9;
v->phyclk_per_state[2] = v->phyclkv_nom0p8;
v->phyclk_per_state[1] = v->phyclkv_mid0p72;
v->phyclk_per_state[0] = v->phyclkv_min0p65;
v->synchronized_vblank = dcn_bw_no;
v->ta_pscalculation = dcn_bw_override;
v->allow_different_hratio_vratio = dcn_bw_yes;
for (i = 0, input_idx = 0; i < pool->pipe_count; i++) {
struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
if (!pipe->stream)
continue;
/* skip all but first of split pipes */
if (pipe->top_pipe && pipe->top_pipe->plane_state == pipe->plane_state)
continue;
v->underscan_output[input_idx] = false; /* taken care of in recout already*/
v->interlace_output[input_idx] = false;
v->htotal[input_idx] = pipe->stream->timing.h_total;
v->vtotal[input_idx] = pipe->stream->timing.v_total;
v->vactive[input_idx] = pipe->stream->timing.v_addressable +
pipe->stream->timing.v_border_top + pipe->stream->timing.v_border_bottom;
v->v_sync_plus_back_porch[input_idx] = pipe->stream->timing.v_total
- v->vactive[input_idx]
- pipe->stream->timing.v_front_porch;
v->pixel_clock[input_idx] = pipe->stream->timing.pix_clk_100hz/10000.0;
if (pipe->stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING)
v->pixel_clock[input_idx] *= 2;
if (!pipe->plane_state) {
v->dcc_enable[input_idx] = dcn_bw_yes;
v->source_pixel_format[input_idx] = dcn_bw_rgb_sub_32;
v->source_surface_mode[input_idx] = dcn_bw_sw_4_kb_s;
v->lb_bit_per_pixel[input_idx] = 30;
v->viewport_width[input_idx] = pipe->stream->timing.h_addressable;
v->viewport_height[input_idx] = pipe->stream->timing.v_addressable;
/*
* for cases where we have no plane, we want to validate up to 1080p
* source size because here we are only interested in if the output
* timing is supported or not. if we cannot support native resolution
* of the high res display, we still want to support lower res up scale
* to native
*/
if (v->viewport_width[input_idx] > 1920)
v->viewport_width[input_idx] = 1920;
if (v->viewport_height[input_idx] > 1080)
v->viewport_height[input_idx] = 1080;
v->scaler_rec_out_width[input_idx] = v->viewport_width[input_idx];
v->scaler_recout_height[input_idx] = v->viewport_height[input_idx];
v->override_hta_ps[input_idx] = 1;
v->override_vta_ps[input_idx] = 1;
v->override_hta_pschroma[input_idx] = 1;
v->override_vta_pschroma[input_idx] = 1;
v->source_scan[input_idx] = dcn_bw_hor;
} else {
v->viewport_height[input_idx] = pipe->plane_res.scl_data.viewport.height;
v->viewport_width[input_idx] = pipe->plane_res.scl_data.viewport.width;
v->scaler_rec_out_width[input_idx] = pipe->plane_res.scl_data.recout.width;
v->scaler_recout_height[input_idx] = pipe->plane_res.scl_data.recout.height;
if (pipe->bottom_pipe && pipe->bottom_pipe->plane_state == pipe->plane_state) {
if (pipe->plane_state->rotation % 2 == 0) {
int viewport_end = pipe->plane_res.scl_data.viewport.width
+ pipe->plane_res.scl_data.viewport.x;
int viewport_b_end = pipe->bottom_pipe->plane_res.scl_data.viewport.width
+ pipe->bottom_pipe->plane_res.scl_data.viewport.x;
if (viewport_end > viewport_b_end)
v->viewport_width[input_idx] = viewport_end
- pipe->bottom_pipe->plane_res.scl_data.viewport.x;
else
v->viewport_width[input_idx] = viewport_b_end
- pipe->plane_res.scl_data.viewport.x;
} else {
int viewport_end = pipe->plane_res.scl_data.viewport.height
+ pipe->plane_res.scl_data.viewport.y;
int viewport_b_end = pipe->bottom_pipe->plane_res.scl_data.viewport.height
+ pipe->bottom_pipe->plane_res.scl_data.viewport.y;
if (viewport_end > viewport_b_end)
v->viewport_height[input_idx] = viewport_end
- pipe->bottom_pipe->plane_res.scl_data.viewport.y;
else
v->viewport_height[input_idx] = viewport_b_end
- pipe->plane_res.scl_data.viewport.y;
}
v->scaler_rec_out_width[input_idx] = pipe->plane_res.scl_data.recout.width
+ pipe->bottom_pipe->plane_res.scl_data.recout.width;
}
if (pipe->plane_state->rotation % 2 == 0) {
ASSERT(pipe->plane_res.scl_data.ratios.horz.value != dc_fixpt_one.value
|| v->scaler_rec_out_width[input_idx] == v->viewport_width[input_idx]);
ASSERT(pipe->plane_res.scl_data.ratios.vert.value != dc_fixpt_one.value
|| v->scaler_recout_height[input_idx] == v->viewport_height[input_idx]);
} else {
ASSERT(pipe->plane_res.scl_data.ratios.horz.value != dc_fixpt_one.value
|| v->scaler_recout_height[input_idx] == v->viewport_width[input_idx]);
ASSERT(pipe->plane_res.scl_data.ratios.vert.value != dc_fixpt_one.value
|| v->scaler_rec_out_width[input_idx] == v->viewport_height[input_idx]);
}
if (dc->debug.optimized_watermark) {
/*
* this method requires us to always re-calculate watermark when dcc change
* between flip.
*/
v->dcc_enable[input_idx] = pipe->plane_state->dcc.enable ? dcn_bw_yes : dcn_bw_no;
} else {
/*
* allow us to disable dcc on the fly without re-calculating WM
*
* extra overhead for DCC is quite small. for 1080p WM without
* DCC is only 0.417us lower (urgent goes from 6.979us to 6.562us)
*/
unsigned int bpe;
v->dcc_enable[input_idx] = dc->res_pool->hubbub->funcs->dcc_support_pixel_format(
pipe->plane_state->format, &bpe) ? dcn_bw_yes : dcn_bw_no;
}
v->source_pixel_format[input_idx] = tl_pixel_format_to_bw_defs(
pipe->plane_state->format);
v->source_surface_mode[input_idx] = tl_sw_mode_to_bw_defs(
pipe->plane_state->tiling_info.gfx9.swizzle);
v->lb_bit_per_pixel[input_idx] = tl_lb_bpp_to_int(pipe->plane_res.scl_data.lb_params.depth);
v->override_hta_ps[input_idx] = pipe->plane_res.scl_data.taps.h_taps;
v->override_vta_ps[input_idx] = pipe->plane_res.scl_data.taps.v_taps;
v->override_hta_pschroma[input_idx] = pipe->plane_res.scl_data.taps.h_taps_c;
v->override_vta_pschroma[input_idx] = pipe->plane_res.scl_data.taps.v_taps_c;
/*
* Spreadsheet doesn't handle taps_c is one properly,
* need to force Chroma to always be scaled to pass
* bandwidth validation.
*/
if (v->override_hta_pschroma[input_idx] == 1)
v->override_hta_pschroma[input_idx] = 2;
if (v->override_vta_pschroma[input_idx] == 1)
v->override_vta_pschroma[input_idx] = 2;
v->source_scan[input_idx] = (pipe->plane_state->rotation % 2) ? dcn_bw_vert : dcn_bw_hor;
}
if (v->is_line_buffer_bpp_fixed == dcn_bw_yes)
v->lb_bit_per_pixel[input_idx] = v->line_buffer_fixed_bpp;
v->dcc_rate[input_idx] = 1; /*TODO: Worst case? does this change?*/
v->output_format[input_idx] = pipe->stream->timing.pixel_encoding ==
PIXEL_ENCODING_YCBCR420 ? dcn_bw_420 : dcn_bw_444;
v->output[input_idx] = pipe->stream->signal ==
SIGNAL_TYPE_HDMI_TYPE_A ? dcn_bw_hdmi : dcn_bw_dp;
v->output_deep_color[input_idx] = dcn_bw_encoder_8bpc;
if (v->output[input_idx] == dcn_bw_hdmi) {
switch (pipe->stream->timing.display_color_depth) {
case COLOR_DEPTH_101010:
v->output_deep_color[input_idx] = dcn_bw_encoder_10bpc;
break;
case COLOR_DEPTH_121212:
v->output_deep_color[input_idx] = dcn_bw_encoder_12bpc;
break;
case COLOR_DEPTH_161616:
v->output_deep_color[input_idx] = dcn_bw_encoder_16bpc;
break;
default:
break;
}
}
input_idx++;
}
v->number_of_active_planes = input_idx;
scaler_settings_calculation(v);
hack_bounding_box(v, &dc->debug, context);
mode_support_and_system_configuration(v);
/* Unhack dppclk: dont bother with trying to pipe split if we cannot maintain dpm0 */
if (v->voltage_level != 0
&& context->stream_count == 1
&& dc->debug.force_single_disp_pipe_split) {
v->max_dppclk[0] = v->max_dppclk_vmin0p65;
mode_support_and_system_configuration(v);
}
if (v->voltage_level == 0 &&
(dc->debug.sr_exit_time_dpm0_ns
|| dc->debug.sr_enter_plus_exit_time_dpm0_ns)) {
if (dc->debug.sr_enter_plus_exit_time_dpm0_ns)
v->sr_enter_plus_exit_time =
dc->debug.sr_enter_plus_exit_time_dpm0_ns / 1000.0f;
if (dc->debug.sr_exit_time_dpm0_ns)
v->sr_exit_time = dc->debug.sr_exit_time_dpm0_ns / 1000.0f;
context->bw_ctx.dml.soc.sr_enter_plus_exit_time_us = v->sr_enter_plus_exit_time;
context->bw_ctx.dml.soc.sr_exit_time_us = v->sr_exit_time;
mode_support_and_system_configuration(v);
}
display_pipe_configuration(v);
for (k = 0; k <= v->number_of_active_planes - 1; k++) {
if (v->source_scan[k] == dcn_bw_hor)
v->swath_width_y[k] = v->viewport_width[k] / v->dpp_per_plane[k];
else
v->swath_width_y[k] = v->viewport_height[k] / v->dpp_per_plane[k];
}
for (k = 0; k <= v->number_of_active_planes - 1; k++) {
if (v->source_pixel_format[k] == dcn_bw_rgb_sub_64) {
v->byte_per_pixel_dety[k] = 8.0;
v->byte_per_pixel_detc[k] = 0.0;
} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_32) {
v->byte_per_pixel_dety[k] = 4.0;
v->byte_per_pixel_detc[k] = 0.0;
} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_16) {
v->byte_per_pixel_dety[k] = 2.0;
v->byte_per_pixel_detc[k] = 0.0;
} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8) {
v->byte_per_pixel_dety[k] = 1.0;
v->byte_per_pixel_detc[k] = 2.0;
} else {
v->byte_per_pixel_dety[k] = 4.0f / 3.0f;
v->byte_per_pixel_detc[k] = 8.0f / 3.0f;
}
}
v->total_data_read_bandwidth = 0.0;
for (k = 0; k <= v->number_of_active_planes - 1; k++) {
v->read_bandwidth_plane_luma[k] = v->swath_width_y[k] * v->dpp_per_plane[k] *
dcn_bw_ceil2(v->byte_per_pixel_dety[k], 1.0) / (v->htotal[k] / v->pixel_clock[k]) * v->v_ratio[k];
v->read_bandwidth_plane_chroma[k] = v->swath_width_y[k] / 2.0 * v->dpp_per_plane[k] *
dcn_bw_ceil2(v->byte_per_pixel_detc[k], 2.0) / (v->htotal[k] / v->pixel_clock[k]) * v->v_ratio[k] / 2.0;
v->total_data_read_bandwidth = v->total_data_read_bandwidth +
v->read_bandwidth_plane_luma[k] + v->read_bandwidth_plane_chroma[k];
}
BW_VAL_TRACE_END_VOLTAGE_LEVEL();
if (v->voltage_level != number_of_states_plus_one && !fast_validate) {
float bw_consumed = v->total_bandwidth_consumed_gbyte_per_second;
if (bw_consumed < v->fabric_and_dram_bandwidth_vmin0p65)
bw_consumed = v->fabric_and_dram_bandwidth_vmin0p65;
else if (bw_consumed < v->fabric_and_dram_bandwidth_vmid0p72)
bw_consumed = v->fabric_and_dram_bandwidth_vmid0p72;
else if (bw_consumed < v->fabric_and_dram_bandwidth_vnom0p8)
bw_consumed = v->fabric_and_dram_bandwidth_vnom0p8;
else
bw_consumed = v->fabric_and_dram_bandwidth_vmax0p9;
if (bw_consumed < v->fabric_and_dram_bandwidth)
if (dc->debug.voltage_align_fclk)
bw_consumed = v->fabric_and_dram_bandwidth;
display_pipe_configuration(v);
/*calc_wm_sets_and_perf_params(context, v);*/
/* Only 1 set is used by dcn since no noticeable
* performance improvement was measured and due to hw bug DEGVIDCN10-254
*/
dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.cstate_exit_ns =
v->stutter_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.cstate_enter_plus_exit_ns =
v->stutter_enter_plus_exit_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.pstate_change_ns =
v->dram_clock_change_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.a.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.a.urgent_ns = v->urgent_watermark * 1000;
context->bw_ctx.bw.dcn.watermarks.b = context->bw_ctx.bw.dcn.watermarks.a;
context->bw_ctx.bw.dcn.watermarks.c = context->bw_ctx.bw.dcn.watermarks.a;
context->bw_ctx.bw.dcn.watermarks.d = context->bw_ctx.bw.dcn.watermarks.a;
context->bw_ctx.bw.dcn.clk.fclk_khz = (int)(bw_consumed * 1000000 /
(ddr4_dram_factor_single_Channel * v->number_of_channels));
if (bw_consumed == v->fabric_and_dram_bandwidth_vmin0p65)
context->bw_ctx.bw.dcn.clk.fclk_khz = (int)(bw_consumed * 1000000 / 32);
context->bw_ctx.bw.dcn.clk.dcfclk_deep_sleep_khz = (int)(v->dcf_clk_deep_sleep * 1000);
context->bw_ctx.bw.dcn.clk.dcfclk_khz = (int)(v->dcfclk * 1000);
context->bw_ctx.bw.dcn.clk.dispclk_khz = (int)(v->dispclk * 1000);
if (dc->debug.max_disp_clk == true)
context->bw_ctx.bw.dcn.clk.dispclk_khz = (int)(dc->dcn_soc->max_dispclk_vmax0p9 * 1000);
if (context->bw_ctx.bw.dcn.clk.dispclk_khz <
dc->debug.min_disp_clk_khz) {
context->bw_ctx.bw.dcn.clk.dispclk_khz =
dc->debug.min_disp_clk_khz;
}
context->bw_ctx.bw.dcn.clk.dppclk_khz = context->bw_ctx.bw.dcn.clk.dispclk_khz /
v->dispclk_dppclk_ratio;
context->bw_ctx.bw.dcn.clk.phyclk_khz = v->phyclk_per_state[v->voltage_level];
switch (v->voltage_level) {
case 0:
context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz =
(int)(dc->dcn_soc->max_dppclk_vmin0p65 * 1000);
break;
case 1:
context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz =
(int)(dc->dcn_soc->max_dppclk_vmid0p72 * 1000);
break;
case 2:
context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz =
(int)(dc->dcn_soc->max_dppclk_vnom0p8 * 1000);
break;
default:
context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz =
(int)(dc->dcn_soc->max_dppclk_vmax0p9 * 1000);
break;
}
BW_VAL_TRACE_END_WATERMARKS();
for (i = 0, input_idx = 0; i < pool->pipe_count; i++) {
struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
/* skip inactive pipe */
if (!pipe->stream)
continue;
/* skip all but first of split pipes */
if (pipe->top_pipe && pipe->top_pipe->plane_state == pipe->plane_state)
continue;
pipe->pipe_dlg_param.vupdate_width = v->v_update_width_pix[input_idx];
pipe->pipe_dlg_param.vupdate_offset = v->v_update_offset_pix[input_idx];
pipe->pipe_dlg_param.vready_offset = v->v_ready_offset_pix[input_idx];
pipe->pipe_dlg_param.vstartup_start = v->v_startup[input_idx];
pipe->pipe_dlg_param.htotal = pipe->stream->timing.h_total;
pipe->pipe_dlg_param.vtotal = pipe->stream->timing.v_total;
vesa_sync_start = pipe->stream->timing.v_addressable +
pipe->stream->timing.v_border_bottom +
pipe->stream->timing.v_front_porch;
asic_blank_end = (pipe->stream->timing.v_total -
vesa_sync_start -
pipe->stream->timing.v_border_top)
* (pipe->stream->timing.flags.INTERLACE ? 1 : 0);
asic_blank_start = asic_blank_end +
(pipe->stream->timing.v_border_top +
pipe->stream->timing.v_addressable +
pipe->stream->timing.v_border_bottom)
* (pipe->stream->timing.flags.INTERLACE ? 1 : 0);
pipe->pipe_dlg_param.vblank_start = asic_blank_start;
pipe->pipe_dlg_param.vblank_end = asic_blank_end;
if (pipe->plane_state) {
struct pipe_ctx *hsplit_pipe = pipe->bottom_pipe;
pipe->plane_state->update_flags.bits.full_update = 1;
if (v->dpp_per_plane[input_idx] == 2 ||
((pipe->stream->view_format ==
VIEW_3D_FORMAT_SIDE_BY_SIDE ||
pipe->stream->view_format ==
VIEW_3D_FORMAT_TOP_AND_BOTTOM) &&
(pipe->stream->timing.timing_3d_format ==
TIMING_3D_FORMAT_TOP_AND_BOTTOM ||
pipe->stream->timing.timing_3d_format ==
TIMING_3D_FORMAT_SIDE_BY_SIDE))) {
if (hsplit_pipe && hsplit_pipe->plane_state == pipe->plane_state) {
/* update previously split pipe */
hsplit_pipe->pipe_dlg_param.vupdate_width = v->v_update_width_pix[input_idx];
hsplit_pipe->pipe_dlg_param.vupdate_offset = v->v_update_offset_pix[input_idx];
hsplit_pipe->pipe_dlg_param.vready_offset = v->v_ready_offset_pix[input_idx];
hsplit_pipe->pipe_dlg_param.vstartup_start = v->v_startup[input_idx];
hsplit_pipe->pipe_dlg_param.htotal = pipe->stream->timing.h_total;
hsplit_pipe->pipe_dlg_param.vtotal = pipe->stream->timing.v_total;
hsplit_pipe->pipe_dlg_param.vblank_start = pipe->pipe_dlg_param.vblank_start;
hsplit_pipe->pipe_dlg_param.vblank_end = pipe->pipe_dlg_param.vblank_end;
} else {
/* pipe not split previously needs split */
hsplit_pipe = find_idle_secondary_pipe(&context->res_ctx, pool, pipe);
ASSERT(hsplit_pipe);
split_stream_across_pipes(&context->res_ctx, pool, pipe, hsplit_pipe);
}
dcn_bw_calc_rq_dlg_ttu(dc, v, hsplit_pipe, input_idx);
} else if (hsplit_pipe && hsplit_pipe->plane_state == pipe->plane_state) {
/* merge previously split pipe */
pipe->bottom_pipe = hsplit_pipe->bottom_pipe;
if (hsplit_pipe->bottom_pipe)
hsplit_pipe->bottom_pipe->top_pipe = pipe;
hsplit_pipe->plane_state = NULL;
hsplit_pipe->stream = NULL;
hsplit_pipe->top_pipe = NULL;
hsplit_pipe->bottom_pipe = NULL;
/* Clear plane_res and stream_res */
memset(&hsplit_pipe->plane_res, 0, sizeof(hsplit_pipe->plane_res));
memset(&hsplit_pipe->stream_res, 0, sizeof(hsplit_pipe->stream_res));
resource_build_scaling_params(pipe);
}
/* for now important to do this after pipe split for building e2e params */
dcn_bw_calc_rq_dlg_ttu(dc, v, pipe, input_idx);
}
input_idx++;
}
} else if (v->voltage_level == number_of_states_plus_one) {
BW_VAL_TRACE_SKIP(fail);
} else if (fast_validate) {
BW_VAL_TRACE_SKIP(fast);
}
if (v->voltage_level == 0) {
context->bw_ctx.dml.soc.sr_enter_plus_exit_time_us =
dc->dcn_soc->sr_enter_plus_exit_time;
context->bw_ctx.dml.soc.sr_exit_time_us = dc->dcn_soc->sr_exit_time;
}
/*
* BW limit is set to prevent display from impacting other system functions
*/
bw_limit = dc->dcn_soc->percent_disp_bw_limit * v->fabric_and_dram_bandwidth_vmax0p9;
bw_limit_pass = (v->total_data_read_bandwidth / 1000.0) < bw_limit;
DC_FP_END();
PERFORMANCE_TRACE_END();
BW_VAL_TRACE_FINISH();
if (bw_limit_pass && v->voltage_level <= get_highest_allowed_voltage_level(
dc->ctx->asic_id.hw_internal_rev,
dc->ctx->asic_id.pci_revision_id))
return true;
else
return false;
}
static unsigned int dcn_find_normalized_clock_vdd_Level(
const struct dc *dc,
enum dm_pp_clock_type clocks_type,
int clocks_in_khz)
{
int vdd_level = dcn_bw_v_min0p65;
if (clocks_in_khz == 0)/*todo some clock not in the considerations*/
return vdd_level;
switch (clocks_type) {
case DM_PP_CLOCK_TYPE_DISPLAY_CLK:
if (clocks_in_khz > dc->dcn_soc->max_dispclk_vmax0p9*1000) {
vdd_level = dcn_bw_v_max0p91;
BREAK_TO_DEBUGGER();
} else if (clocks_in_khz > dc->dcn_soc->max_dispclk_vnom0p8*1000) {
vdd_level = dcn_bw_v_max0p9;
} else if (clocks_in_khz > dc->dcn_soc->max_dispclk_vmid0p72*1000) {
vdd_level = dcn_bw_v_nom0p8;
} else if (clocks_in_khz > dc->dcn_soc->max_dispclk_vmin0p65*1000) {
vdd_level = dcn_bw_v_mid0p72;
} else
vdd_level = dcn_bw_v_min0p65;
break;
case DM_PP_CLOCK_TYPE_DISPLAYPHYCLK:
if (clocks_in_khz > dc->dcn_soc->phyclkv_max0p9*1000) {
vdd_level = dcn_bw_v_max0p91;
BREAK_TO_DEBUGGER();
} else if (clocks_in_khz > dc->dcn_soc->phyclkv_nom0p8*1000) {
vdd_level = dcn_bw_v_max0p9;
} else if (clocks_in_khz > dc->dcn_soc->phyclkv_mid0p72*1000) {
vdd_level = dcn_bw_v_nom0p8;
} else if (clocks_in_khz > dc->dcn_soc->phyclkv_min0p65*1000) {
vdd_level = dcn_bw_v_mid0p72;
} else
vdd_level = dcn_bw_v_min0p65;
break;
case DM_PP_CLOCK_TYPE_DPPCLK:
if (clocks_in_khz > dc->dcn_soc->max_dppclk_vmax0p9*1000) {
vdd_level = dcn_bw_v_max0p91;
BREAK_TO_DEBUGGER();
} else if (clocks_in_khz > dc->dcn_soc->max_dppclk_vnom0p8*1000) {
vdd_level = dcn_bw_v_max0p9;
} else if (clocks_in_khz > dc->dcn_soc->max_dppclk_vmid0p72*1000) {
vdd_level = dcn_bw_v_nom0p8;
} else if (clocks_in_khz > dc->dcn_soc->max_dppclk_vmin0p65*1000) {
vdd_level = dcn_bw_v_mid0p72;
} else
vdd_level = dcn_bw_v_min0p65;
break;
case DM_PP_CLOCK_TYPE_MEMORY_CLK:
{
unsigned factor = (ddr4_dram_factor_single_Channel * dc->dcn_soc->number_of_channels);
if (clocks_in_khz > dc->dcn_soc->fabric_and_dram_bandwidth_vmax0p9*1000000/factor) {
vdd_level = dcn_bw_v_max0p91;
BREAK_TO_DEBUGGER();
} else if (clocks_in_khz > dc->dcn_soc->fabric_and_dram_bandwidth_vnom0p8*1000000/factor) {
vdd_level = dcn_bw_v_max0p9;
} else if (clocks_in_khz > dc->dcn_soc->fabric_and_dram_bandwidth_vmid0p72*1000000/factor) {
vdd_level = dcn_bw_v_nom0p8;
} else if (clocks_in_khz > dc->dcn_soc->fabric_and_dram_bandwidth_vmin0p65*1000000/factor) {
vdd_level = dcn_bw_v_mid0p72;
} else
vdd_level = dcn_bw_v_min0p65;
}
break;
case DM_PP_CLOCK_TYPE_DCFCLK:
if (clocks_in_khz > dc->dcn_soc->dcfclkv_max0p9*1000) {
vdd_level = dcn_bw_v_max0p91;
BREAK_TO_DEBUGGER();
} else if (clocks_in_khz > dc->dcn_soc->dcfclkv_nom0p8*1000) {
vdd_level = dcn_bw_v_max0p9;
} else if (clocks_in_khz > dc->dcn_soc->dcfclkv_mid0p72*1000) {
vdd_level = dcn_bw_v_nom0p8;
} else if (clocks_in_khz > dc->dcn_soc->dcfclkv_min0p65*1000) {
vdd_level = dcn_bw_v_mid0p72;
} else
vdd_level = dcn_bw_v_min0p65;
break;
default:
break;
}
return vdd_level;
}
unsigned int dcn_find_dcfclk_suits_all(
const struct dc *dc,
struct dc_clocks *clocks)
{
unsigned vdd_level, vdd_level_temp;
unsigned dcf_clk;
/*find a common supported voltage level*/
vdd_level = dcn_find_normalized_clock_vdd_Level(
dc, DM_PP_CLOCK_TYPE_DISPLAY_CLK, clocks->dispclk_khz);
vdd_level_temp = dcn_find_normalized_clock_vdd_Level(
dc, DM_PP_CLOCK_TYPE_DISPLAYPHYCLK, clocks->phyclk_khz);
vdd_level = dcn_bw_max(vdd_level, vdd_level_temp);
vdd_level_temp = dcn_find_normalized_clock_vdd_Level(
dc, DM_PP_CLOCK_TYPE_DPPCLK, clocks->dppclk_khz);
vdd_level = dcn_bw_max(vdd_level, vdd_level_temp);
vdd_level_temp = dcn_find_normalized_clock_vdd_Level(
dc, DM_PP_CLOCK_TYPE_MEMORY_CLK, clocks->fclk_khz);
vdd_level = dcn_bw_max(vdd_level, vdd_level_temp);
vdd_level_temp = dcn_find_normalized_clock_vdd_Level(
dc, DM_PP_CLOCK_TYPE_DCFCLK, clocks->dcfclk_khz);
/*find that level conresponding dcfclk*/
vdd_level = dcn_bw_max(vdd_level, vdd_level_temp);
if (vdd_level == dcn_bw_v_max0p91) {
BREAK_TO_DEBUGGER();
dcf_clk = dc->dcn_soc->dcfclkv_max0p9*1000;
} else if (vdd_level == dcn_bw_v_max0p9)
dcf_clk = dc->dcn_soc->dcfclkv_max0p9*1000;
else if (vdd_level == dcn_bw_v_nom0p8)
dcf_clk = dc->dcn_soc->dcfclkv_nom0p8*1000;
else if (vdd_level == dcn_bw_v_mid0p72)
dcf_clk = dc->dcn_soc->dcfclkv_mid0p72*1000;
else
dcf_clk = dc->dcn_soc->dcfclkv_min0p65*1000;
DC_LOG_BANDWIDTH_CALCS("\tdcf_clk for voltage = %d\n", dcf_clk);
return dcf_clk;
}
static bool verify_clock_values(struct dm_pp_clock_levels_with_voltage *clks)
{
int i;
if (clks->num_levels == 0)
return false;
for (i = 0; i < clks->num_levels; i++)
/* Ensure that the result is sane */
if (clks->data[i].clocks_in_khz == 0)
return false;
return true;
}
void dcn_bw_update_from_pplib(struct dc *dc)
{
struct dc_context *ctx = dc->ctx;
struct dm_pp_clock_levels_with_voltage fclks = {0}, dcfclks = {0};
bool res;
unsigned vmin0p65_idx, vmid0p72_idx, vnom0p8_idx, vmax0p9_idx;
/* TODO: This is not the proper way to obtain fabric_and_dram_bandwidth, should be min(fclk, memclk) */
res = dm_pp_get_clock_levels_by_type_with_voltage(
ctx, DM_PP_CLOCK_TYPE_FCLK, &fclks);
DC_FP_START();
if (res)
res = verify_clock_values(&fclks);
if (res) {
ASSERT(fclks.num_levels);
vmin0p65_idx = 0;
vmid0p72_idx = fclks.num_levels -
(fclks.num_levels > 2 ? 3 : (fclks.num_levels > 1 ? 2 : 1));
vnom0p8_idx = fclks.num_levels - (fclks.num_levels > 1 ? 2 : 1);
vmax0p9_idx = fclks.num_levels - 1;
dc->dcn_soc->fabric_and_dram_bandwidth_vmin0p65 =
32 * (fclks.data[vmin0p65_idx].clocks_in_khz / 1000.0) / 1000.0;
dc->dcn_soc->fabric_and_dram_bandwidth_vmid0p72 =
dc->dcn_soc->number_of_channels *
(fclks.data[vmid0p72_idx].clocks_in_khz / 1000.0)
* ddr4_dram_factor_single_Channel / 1000.0;
dc->dcn_soc->fabric_and_dram_bandwidth_vnom0p8 =
dc->dcn_soc->number_of_channels *
(fclks.data[vnom0p8_idx].clocks_in_khz / 1000.0)
* ddr4_dram_factor_single_Channel / 1000.0;
dc->dcn_soc->fabric_and_dram_bandwidth_vmax0p9 =
dc->dcn_soc->number_of_channels *
(fclks.data[vmax0p9_idx].clocks_in_khz / 1000.0)
* ddr4_dram_factor_single_Channel / 1000.0;
} else
BREAK_TO_DEBUGGER();
DC_FP_END();
res = dm_pp_get_clock_levels_by_type_with_voltage(
ctx, DM_PP_CLOCK_TYPE_DCFCLK, &dcfclks);
DC_FP_START();
if (res)
res = verify_clock_values(&dcfclks);
if (res && dcfclks.num_levels >= 3) {
dc->dcn_soc->dcfclkv_min0p65 = dcfclks.data[0].clocks_in_khz / 1000.0;
dc->dcn_soc->dcfclkv_mid0p72 = dcfclks.data[dcfclks.num_levels - 3].clocks_in_khz / 1000.0;
dc->dcn_soc->dcfclkv_nom0p8 = dcfclks.data[dcfclks.num_levels - 2].clocks_in_khz / 1000.0;
dc->dcn_soc->dcfclkv_max0p9 = dcfclks.data[dcfclks.num_levels - 1].clocks_in_khz / 1000.0;
} else
BREAK_TO_DEBUGGER();
DC_FP_END();
}
void dcn_bw_notify_pplib_of_wm_ranges(struct dc *dc)
{
struct pp_smu_funcs_rv *pp = NULL;
struct pp_smu_wm_range_sets ranges = {0};
int min_fclk_khz, min_dcfclk_khz, socclk_khz;
const int overdrive = 5000000; /* 5 GHz to cover Overdrive */
if (dc->res_pool->pp_smu)
pp = &dc->res_pool->pp_smu->rv_funcs;
if (!pp || !pp->set_wm_ranges)
return;
DC_FP_START();
min_fclk_khz = dc->dcn_soc->fabric_and_dram_bandwidth_vmin0p65 * 1000000 / 32;
min_dcfclk_khz = dc->dcn_soc->dcfclkv_min0p65 * 1000;
socclk_khz = dc->dcn_soc->socclk * 1000;
DC_FP_END();
/* Now notify PPLib/SMU about which Watermarks sets they should select
* depending on DPM state they are in. And update BW MGR GFX Engine and
* Memory clock member variables for Watermarks calculations for each
* Watermark Set. Only one watermark set for dcn1 due to hw bug DEGVIDCN10-254.
*/
/* SOCCLK does not affect anytihng but writeback for DCN so for now we dont
* care what the value is, hence min to overdrive level
*/
ranges.num_reader_wm_sets = WM_SET_COUNT;
ranges.num_writer_wm_sets = WM_SET_COUNT;
ranges.reader_wm_sets[0].wm_inst = WM_A;
ranges.reader_wm_sets[0].min_drain_clk_mhz = min_dcfclk_khz / 1000;
ranges.reader_wm_sets[0].max_drain_clk_mhz = overdrive / 1000;
ranges.reader_wm_sets[0].min_fill_clk_mhz = min_fclk_khz / 1000;
ranges.reader_wm_sets[0].max_fill_clk_mhz = overdrive / 1000;
ranges.writer_wm_sets[0].wm_inst = WM_A;
ranges.writer_wm_sets[0].min_fill_clk_mhz = socclk_khz / 1000;
ranges.writer_wm_sets[0].max_fill_clk_mhz = overdrive / 1000;
ranges.writer_wm_sets[0].min_drain_clk_mhz = min_fclk_khz / 1000;
ranges.writer_wm_sets[0].max_drain_clk_mhz = overdrive / 1000;
if (dc->debug.pplib_wm_report_mode == WM_REPORT_OVERRIDE) {
ranges.reader_wm_sets[0].wm_inst = WM_A;
ranges.reader_wm_sets[0].min_drain_clk_mhz = 300;
ranges.reader_wm_sets[0].max_drain_clk_mhz = 5000;
ranges.reader_wm_sets[0].min_fill_clk_mhz = 800;
ranges.reader_wm_sets[0].max_fill_clk_mhz = 5000;
ranges.writer_wm_sets[0].wm_inst = WM_A;
ranges.writer_wm_sets[0].min_fill_clk_mhz = 200;
ranges.writer_wm_sets[0].max_fill_clk_mhz = 5000;
ranges.writer_wm_sets[0].min_drain_clk_mhz = 800;
ranges.writer_wm_sets[0].max_drain_clk_mhz = 5000;
}
ranges.reader_wm_sets[1] = ranges.writer_wm_sets[0];
ranges.reader_wm_sets[1].wm_inst = WM_B;
ranges.reader_wm_sets[2] = ranges.writer_wm_sets[0];
ranges.reader_wm_sets[2].wm_inst = WM_C;
ranges.reader_wm_sets[3] = ranges.writer_wm_sets[0];
ranges.reader_wm_sets[3].wm_inst = WM_D;
/* Notify PP Lib/SMU which Watermarks to use for which clock ranges */
pp->set_wm_ranges(&pp->pp_smu, &ranges);
}
void dcn_bw_sync_calcs_and_dml(struct dc *dc)
{
DC_FP_START();
DC_LOG_BANDWIDTH_CALCS("sr_exit_time: %f ns\n"
"sr_enter_plus_exit_time: %f ns\n"
"urgent_latency: %f ns\n"
"write_back_latency: %f ns\n"
"percent_of_ideal_drambw_received_after_urg_latency: %f %%\n"
"max_request_size: %d bytes\n"
"dcfclkv_max0p9: %f kHz\n"
"dcfclkv_nom0p8: %f kHz\n"
"dcfclkv_mid0p72: %f kHz\n"
"dcfclkv_min0p65: %f kHz\n"
"max_dispclk_vmax0p9: %f kHz\n"
"max_dispclk_vnom0p8: %f kHz\n"
"max_dispclk_vmid0p72: %f kHz\n"
"max_dispclk_vmin0p65: %f kHz\n"
"max_dppclk_vmax0p9: %f kHz\n"
"max_dppclk_vnom0p8: %f kHz\n"
"max_dppclk_vmid0p72: %f kHz\n"
"max_dppclk_vmin0p65: %f kHz\n"
"socclk: %f kHz\n"
"fabric_and_dram_bandwidth_vmax0p9: %f MB/s\n"
"fabric_and_dram_bandwidth_vnom0p8: %f MB/s\n"
"fabric_and_dram_bandwidth_vmid0p72: %f MB/s\n"
"fabric_and_dram_bandwidth_vmin0p65: %f MB/s\n"
"phyclkv_max0p9: %f kHz\n"
"phyclkv_nom0p8: %f kHz\n"
"phyclkv_mid0p72: %f kHz\n"
"phyclkv_min0p65: %f kHz\n"
"downspreading: %f %%\n"
"round_trip_ping_latency_cycles: %d DCFCLK Cycles\n"
"urgent_out_of_order_return_per_channel: %d Bytes\n"
"number_of_channels: %d\n"
"vmm_page_size: %d Bytes\n"
"dram_clock_change_latency: %f ns\n"
"return_bus_width: %d Bytes\n",
dc->dcn_soc->sr_exit_time * 1000,
dc->dcn_soc->sr_enter_plus_exit_time * 1000,
dc->dcn_soc->urgent_latency * 1000,
dc->dcn_soc->write_back_latency * 1000,
dc->dcn_soc->percent_of_ideal_drambw_received_after_urg_latency,
dc->dcn_soc->max_request_size,
dc->dcn_soc->dcfclkv_max0p9 * 1000,
dc->dcn_soc->dcfclkv_nom0p8 * 1000,
dc->dcn_soc->dcfclkv_mid0p72 * 1000,
dc->dcn_soc->dcfclkv_min0p65 * 1000,
dc->dcn_soc->max_dispclk_vmax0p9 * 1000,
dc->dcn_soc->max_dispclk_vnom0p8 * 1000,
dc->dcn_soc->max_dispclk_vmid0p72 * 1000,
dc->dcn_soc->max_dispclk_vmin0p65 * 1000,
dc->dcn_soc->max_dppclk_vmax0p9 * 1000,
dc->dcn_soc->max_dppclk_vnom0p8 * 1000,
dc->dcn_soc->max_dppclk_vmid0p72 * 1000,
dc->dcn_soc->max_dppclk_vmin0p65 * 1000,
dc->dcn_soc->socclk * 1000,
dc->dcn_soc->fabric_and_dram_bandwidth_vmax0p9 * 1000,
dc->dcn_soc->fabric_and_dram_bandwidth_vnom0p8 * 1000,
dc->dcn_soc->fabric_and_dram_bandwidth_vmid0p72 * 1000,
dc->dcn_soc->fabric_and_dram_bandwidth_vmin0p65 * 1000,
dc->dcn_soc->phyclkv_max0p9 * 1000,
dc->dcn_soc->phyclkv_nom0p8 * 1000,
dc->dcn_soc->phyclkv_mid0p72 * 1000,
dc->dcn_soc->phyclkv_min0p65 * 1000,
dc->dcn_soc->downspreading * 100,
dc->dcn_soc->round_trip_ping_latency_cycles,
dc->dcn_soc->urgent_out_of_order_return_per_channel,
dc->dcn_soc->number_of_channels,
dc->dcn_soc->vmm_page_size,
dc->dcn_soc->dram_clock_change_latency * 1000,
dc->dcn_soc->return_bus_width);
DC_LOG_BANDWIDTH_CALCS("rob_buffer_size_in_kbyte: %f\n"
"det_buffer_size_in_kbyte: %f\n"
"dpp_output_buffer_pixels: %f\n"
"opp_output_buffer_lines: %f\n"
"pixel_chunk_size_in_kbyte: %f\n"
"pte_enable: %d\n"
"pte_chunk_size: %d kbytes\n"
"meta_chunk_size: %d kbytes\n"
"writeback_chunk_size: %d kbytes\n"
"odm_capability: %d\n"
"dsc_capability: %d\n"
"line_buffer_size: %d bits\n"
"max_line_buffer_lines: %d\n"
"is_line_buffer_bpp_fixed: %d\n"
"line_buffer_fixed_bpp: %d\n"
"writeback_luma_buffer_size: %d kbytes\n"
"writeback_chroma_buffer_size: %d kbytes\n"
"max_num_dpp: %d\n"
"max_num_writeback: %d\n"
"max_dchub_topscl_throughput: %d pixels/dppclk\n"
"max_pscl_tolb_throughput: %d pixels/dppclk\n"
"max_lb_tovscl_throughput: %d pixels/dppclk\n"
"max_vscl_tohscl_throughput: %d pixels/dppclk\n"
"max_hscl_ratio: %f\n"
"max_vscl_ratio: %f\n"
"max_hscl_taps: %d\n"
"max_vscl_taps: %d\n"
"pte_buffer_size_in_requests: %d\n"
"dispclk_ramping_margin: %f %%\n"
"under_scan_factor: %f %%\n"
"max_inter_dcn_tile_repeaters: %d\n"
"can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one: %d\n"
"bug_forcing_luma_and_chroma_request_to_same_size_fixed: %d\n"
"dcfclk_cstate_latency: %d\n",
dc->dcn_ip->rob_buffer_size_in_kbyte,
dc->dcn_ip->det_buffer_size_in_kbyte,
dc->dcn_ip->dpp_output_buffer_pixels,
dc->dcn_ip->opp_output_buffer_lines,
dc->dcn_ip->pixel_chunk_size_in_kbyte,
dc->dcn_ip->pte_enable,
dc->dcn_ip->pte_chunk_size,
dc->dcn_ip->meta_chunk_size,
dc->dcn_ip->writeback_chunk_size,
dc->dcn_ip->odm_capability,
dc->dcn_ip->dsc_capability,
dc->dcn_ip->line_buffer_size,
dc->dcn_ip->max_line_buffer_lines,
dc->dcn_ip->is_line_buffer_bpp_fixed,
dc->dcn_ip->line_buffer_fixed_bpp,
dc->dcn_ip->writeback_luma_buffer_size,
dc->dcn_ip->writeback_chroma_buffer_size,
dc->dcn_ip->max_num_dpp,
dc->dcn_ip->max_num_writeback,
dc->dcn_ip->max_dchub_topscl_throughput,
dc->dcn_ip->max_pscl_tolb_throughput,
dc->dcn_ip->max_lb_tovscl_throughput,
dc->dcn_ip->max_vscl_tohscl_throughput,
dc->dcn_ip->max_hscl_ratio,
dc->dcn_ip->max_vscl_ratio,
dc->dcn_ip->max_hscl_taps,
dc->dcn_ip->max_vscl_taps,
dc->dcn_ip->pte_buffer_size_in_requests,
dc->dcn_ip->dispclk_ramping_margin,
dc->dcn_ip->under_scan_factor * 100,
dc->dcn_ip->max_inter_dcn_tile_repeaters,
dc->dcn_ip->can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one,
dc->dcn_ip->bug_forcing_luma_and_chroma_request_to_same_size_fixed,
dc->dcn_ip->dcfclk_cstate_latency);
dc->dml.soc.sr_exit_time_us = dc->dcn_soc->sr_exit_time;
dc->dml.soc.sr_enter_plus_exit_time_us = dc->dcn_soc->sr_enter_plus_exit_time;
dc->dml.soc.urgent_latency_us = dc->dcn_soc->urgent_latency;
dc->dml.soc.writeback_latency_us = dc->dcn_soc->write_back_latency;
dc->dml.soc.ideal_dram_bw_after_urgent_percent =
dc->dcn_soc->percent_of_ideal_drambw_received_after_urg_latency;
dc->dml.soc.max_request_size_bytes = dc->dcn_soc->max_request_size;
dc->dml.soc.downspread_percent = dc->dcn_soc->downspreading;
dc->dml.soc.round_trip_ping_latency_dcfclk_cycles =
dc->dcn_soc->round_trip_ping_latency_cycles;
dc->dml.soc.urgent_out_of_order_return_per_channel_bytes =
dc->dcn_soc->urgent_out_of_order_return_per_channel;
dc->dml.soc.num_chans = dc->dcn_soc->number_of_channels;
dc->dml.soc.vmm_page_size_bytes = dc->dcn_soc->vmm_page_size;
dc->dml.soc.dram_clock_change_latency_us = dc->dcn_soc->dram_clock_change_latency;
dc->dml.soc.return_bus_width_bytes = dc->dcn_soc->return_bus_width;
dc->dml.ip.rob_buffer_size_kbytes = dc->dcn_ip->rob_buffer_size_in_kbyte;
dc->dml.ip.det_buffer_size_kbytes = dc->dcn_ip->det_buffer_size_in_kbyte;
dc->dml.ip.dpp_output_buffer_pixels = dc->dcn_ip->dpp_output_buffer_pixels;
dc->dml.ip.opp_output_buffer_lines = dc->dcn_ip->opp_output_buffer_lines;
dc->dml.ip.pixel_chunk_size_kbytes = dc->dcn_ip->pixel_chunk_size_in_kbyte;
dc->dml.ip.pte_enable = dc->dcn_ip->pte_enable == dcn_bw_yes;
dc->dml.ip.pte_chunk_size_kbytes = dc->dcn_ip->pte_chunk_size;
dc->dml.ip.meta_chunk_size_kbytes = dc->dcn_ip->meta_chunk_size;
dc->dml.ip.writeback_chunk_size_kbytes = dc->dcn_ip->writeback_chunk_size;
dc->dml.ip.line_buffer_size_bits = dc->dcn_ip->line_buffer_size;
dc->dml.ip.max_line_buffer_lines = dc->dcn_ip->max_line_buffer_lines;
dc->dml.ip.IsLineBufferBppFixed = dc->dcn_ip->is_line_buffer_bpp_fixed == dcn_bw_yes;
dc->dml.ip.LineBufferFixedBpp = dc->dcn_ip->line_buffer_fixed_bpp;
dc->dml.ip.writeback_luma_buffer_size_kbytes = dc->dcn_ip->writeback_luma_buffer_size;
dc->dml.ip.writeback_chroma_buffer_size_kbytes = dc->dcn_ip->writeback_chroma_buffer_size;
dc->dml.ip.max_num_dpp = dc->dcn_ip->max_num_dpp;
dc->dml.ip.max_num_wb = dc->dcn_ip->max_num_writeback;
dc->dml.ip.max_dchub_pscl_bw_pix_per_clk = dc->dcn_ip->max_dchub_topscl_throughput;
dc->dml.ip.max_pscl_lb_bw_pix_per_clk = dc->dcn_ip->max_pscl_tolb_throughput;
dc->dml.ip.max_lb_vscl_bw_pix_per_clk = dc->dcn_ip->max_lb_tovscl_throughput;
dc->dml.ip.max_vscl_hscl_bw_pix_per_clk = dc->dcn_ip->max_vscl_tohscl_throughput;
dc->dml.ip.max_hscl_ratio = dc->dcn_ip->max_hscl_ratio;
dc->dml.ip.max_vscl_ratio = dc->dcn_ip->max_vscl_ratio;
dc->dml.ip.max_hscl_taps = dc->dcn_ip->max_hscl_taps;
dc->dml.ip.max_vscl_taps = dc->dcn_ip->max_vscl_taps;
/*pte_buffer_size_in_requests missing in dml*/
dc->dml.ip.dispclk_ramp_margin_percent = dc->dcn_ip->dispclk_ramping_margin;
dc->dml.ip.underscan_factor = dc->dcn_ip->under_scan_factor;
dc->dml.ip.max_inter_dcn_tile_repeaters = dc->dcn_ip->max_inter_dcn_tile_repeaters;
dc->dml.ip.can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one =
dc->dcn_ip->can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one == dcn_bw_yes;
dc->dml.ip.bug_forcing_LC_req_same_size_fixed =
dc->dcn_ip->bug_forcing_luma_and_chroma_request_to_same_size_fixed == dcn_bw_yes;
dc->dml.ip.dcfclk_cstate_latency = dc->dcn_ip->dcfclk_cstate_latency;
DC_FP_END();
}
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