diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c | 441 |
1 files changed, 441 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c new file mode 100644 index 000000000000..41ecf00ed196 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c @@ -0,0 +1,441 @@ +// SPDX-License-Identifier: MIT +// +// Copyright 2024 Advanced Micro Devices, Inc. + + +#include "dml2_internal_types.h" +#include "dml_top.h" +#include "dml2_core_dcn4_calcs.h" +#include "dml2_internal_shared_types.h" +#include "dml21_utils.h" +#include "dml21_translation_helper.h" +#include "dml2_dc_resource_mgmt.h" + +static bool dml21_allocate_memory(struct dml2_context **dml_ctx) +{ + *dml_ctx = (struct dml2_context *)kzalloc(sizeof(struct dml2_context), GFP_KERNEL); + if (!(*dml_ctx)) + return false; + + (*dml_ctx)->v21.dml_init.dml2_instance = (struct dml2_instance *)kzalloc(sizeof(struct dml2_instance), GFP_KERNEL); + if (!((*dml_ctx)->v21.dml_init.dml2_instance)) + return false; + + (*dml_ctx)->v21.mode_support.dml2_instance = (*dml_ctx)->v21.dml_init.dml2_instance; + (*dml_ctx)->v21.mode_programming.dml2_instance = (*dml_ctx)->v21.dml_init.dml2_instance; + + (*dml_ctx)->v21.mode_support.display_config = &(*dml_ctx)->v21.display_config; + (*dml_ctx)->v21.mode_programming.display_config = (*dml_ctx)->v21.mode_support.display_config; + + (*dml_ctx)->v21.mode_programming.programming = (struct dml2_display_cfg_programming *)kzalloc(sizeof(struct dml2_display_cfg_programming), GFP_KERNEL); + if (!((*dml_ctx)->v21.mode_programming.programming)) + return false; + + return true; +} + +static void dml21_apply_debug_options(const struct dc *in_dc, struct dml2_context *dml_ctx, const struct dml2_configuration_options *config) +{ + bool disable_fams2; + struct dml2_pmo_options *pmo_options = &dml_ctx->v21.dml_init.options.pmo_options; + + /* ODM options */ + pmo_options->disable_dyn_odm = !config->minimize_dispclk_using_odm; + pmo_options->disable_dyn_odm_for_multi_stream = true; + pmo_options->disable_dyn_odm_for_stream_with_svp = true; + + /* UCLK P-State options */ + if (in_dc->debug.dml21_force_pstate_method) { + dml_ctx->config.pmo.force_pstate_method_enable = true; + for (int i = 0; i < MAX_PIPES; i++) + dml_ctx->config.pmo.force_pstate_method_values[i] = in_dc->debug.dml21_force_pstate_method_values[i]; + } else { + dml_ctx->config.pmo.force_pstate_method_enable = false; + } + + pmo_options->disable_vblank = ((in_dc->debug.dml21_disable_pstate_method_mask >> 1) & 1); + + /* NOTE: DRR and SubVP Require FAMS2 */ + disable_fams2 = !in_dc->debug.fams2_config.bits.enable; + pmo_options->disable_svp = ((in_dc->debug.dml21_disable_pstate_method_mask >> 2) & 1) || + in_dc->debug.force_disable_subvp || + disable_fams2; + pmo_options->disable_drr_clamped = ((in_dc->debug.dml21_disable_pstate_method_mask >> 3) & 1) || + disable_fams2; + pmo_options->disable_drr_var = ((in_dc->debug.dml21_disable_pstate_method_mask >> 4) & 1) || + disable_fams2; + pmo_options->disable_fams2 = disable_fams2; + + pmo_options->disable_drr_var_when_var_active = in_dc->debug.disable_fams_gaming; +} + +static void dml21_init(const struct dc *in_dc, struct dml2_context **dml_ctx, const struct dml2_configuration_options *config) +{ + switch (in_dc->ctx->dce_version) { + case DCN_VERSION_4_01: + case DCN_VERSION_3_2: // TODO : Temporary for N-1 validation. Remove this after N-1 validation phase is complete. + (*dml_ctx)->v21.dml_init.options.project_id = dml2_project_dcn4x_stage2_auto_drr_svp; + break; + default: + (*dml_ctx)->v21.dml_init.options.project_id = dml2_project_invalid; + } + + (*dml_ctx)->architecture = dml2_architecture_21; + + /* Store configuration options */ + (*dml_ctx)->config = *config; + + /*Initialize SOCBB and DCNIP params */ + dml21_initialize_soc_bb_params(&(*dml_ctx)->v21.dml_init, config, in_dc); + dml21_initialize_ip_params(&(*dml_ctx)->v21.dml_init, config, in_dc); + dml21_apply_soc_bb_overrides(&(*dml_ctx)->v21.dml_init, config, in_dc); + + /* apply debug overrides */ + dml21_apply_debug_options(in_dc, *dml_ctx, config); + + /*Initialize DML21 instance */ + dml2_initialize_instance(&(*dml_ctx)->v21.dml_init); +} + +bool dml21_create(const struct dc *in_dc, struct dml2_context **dml_ctx, const struct dml2_configuration_options *config) +{ + /* Allocate memory for initializing DML21 instance */ + if (!dml21_allocate_memory(dml_ctx)) + return false; + + dml21_init(in_dc, dml_ctx, config); + + return true; +} + +void dml21_destroy(struct dml2_context *dml2) +{ + kfree(dml2->v21.dml_init.dml2_instance); + kfree(dml2->v21.mode_programming.programming); +} + +static void dml21_calculate_rq_and_dlg_params(const struct dc *dc, struct dc_state *context, struct resource_context *out_new_hw_state, + struct dml2_context *in_ctx, unsigned int pipe_cnt) +{ + unsigned int dml_prog_idx = 0, dc_pipe_index = 0, num_dpps_required = 0; + struct dml2_per_plane_programming *pln_prog = NULL; + struct dml2_per_stream_programming *stream_prog = NULL; + struct pipe_ctx *dc_main_pipes[__DML2_WRAPPER_MAX_STREAMS_PLANES__]; + struct pipe_ctx *dc_phantom_pipes[__DML2_WRAPPER_MAX_STREAMS_PLANES__] = {0}; + int num_pipes; + + context->bw_ctx.bw.dcn.clk.dppclk_khz = 0; + + /* copy global DCHUBBUB arbiter registers */ + memcpy(&context->bw_ctx.bw.dcn.arb_regs, &in_ctx->v21.mode_programming.programming->global_regs.arb_regs, sizeof(struct dml2_display_arb_regs)); + + /* legacy only */ + context->bw_ctx.bw.dcn.compbuf_size_kb = (int)in_ctx->v21.mode_programming.programming->global_regs.arb_regs.compbuf_size * 64; + + context->bw_ctx.bw.dcn.mall_ss_size_bytes = 0; + context->bw_ctx.bw.dcn.mall_ss_psr_active_size_bytes = 0; + context->bw_ctx.bw.dcn.mall_subvp_size_bytes = 0; + + for (dml_prog_idx = 0; dml_prog_idx < DML2_MAX_PLANES; dml_prog_idx++) { + pln_prog = &in_ctx->v21.mode_programming.programming->plane_programming[dml_prog_idx]; + + if (!pln_prog->plane_descriptor) + continue; + + stream_prog = &in_ctx->v21.mode_programming.programming->stream_programming[pln_prog->plane_descriptor->stream_index]; + num_dpps_required = pln_prog->num_dpps_required; + + if (num_dpps_required == 0) { + continue; + } + num_pipes = dml21_find_dc_pipes_for_plane(dc, context, in_ctx, dc_main_pipes, dc_phantom_pipes, dml_prog_idx); + + if (num_pipes <= 0) + continue; + + /* program each pipe */ + for (dc_pipe_index = 0; dc_pipe_index < num_pipes; dc_pipe_index++) { + dml21_program_dc_pipe(in_ctx, context, dc_main_pipes[dc_pipe_index], pln_prog, stream_prog); + + if (pln_prog->phantom_plane.valid && dc_phantom_pipes[dc_pipe_index]) { + dml21_program_dc_pipe(in_ctx, context, dc_phantom_pipes[dc_pipe_index], pln_prog, stream_prog); + } + } + } + + /* assign global clocks */ + context->bw_ctx.bw.dcn.clk.bw_dppclk_khz = context->bw_ctx.bw.dcn.clk.dppclk_khz; + context->bw_ctx.bw.dcn.clk.bw_dispclk_khz = context->bw_ctx.bw.dcn.clk.dispclk_khz; + if (in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.num_clk_values > 1) { + context->bw_ctx.bw.dcn.clk.max_supported_dispclk_khz = + in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.clk_values_khz[in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.num_clk_values] * 1000; + } else { + context->bw_ctx.bw.dcn.clk.max_supported_dispclk_khz = in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.clk_values_khz[0] * 1000; + } + + if (in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.num_clk_values > 1) { + context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz = + in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.clk_values_khz[in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.num_clk_values] * 1000; + } else { + context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz = in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.clk_values_khz[0] * 1000; + } + + /* get global mall allocation */ + if (dc->res_pool->funcs->calculate_mall_ways_from_bytes) { + context->bw_ctx.bw.dcn.clk.num_ways = dc->res_pool->funcs->calculate_mall_ways_from_bytes(dc, context->bw_ctx.bw.dcn.mall_subvp_size_bytes); + } else { + context->bw_ctx.bw.dcn.clk.num_ways = 0; + } +} + +static bool dml21_mode_check_and_programming(const struct dc *in_dc, struct dc_state *context, struct dml2_context *dml_ctx) +{ + bool result = false; + struct dml2_build_mode_programming_in_out *mode_programming = &dml_ctx->v21.mode_programming; + + memset(&dml_ctx->v21.display_config, 0, sizeof(struct dml2_display_cfg)); + memset(&dml_ctx->v21.dml_to_dc_pipe_mapping, 0, sizeof(struct dml2_dml_to_dc_pipe_mapping)); + memset(&dml_ctx->v21.mode_programming.dml2_instance->scratch.build_mode_programming_locals.mode_programming_params, 0, sizeof(struct dml2_core_mode_programming_in_out)); + + if (!context) + return true; + + if (context->stream_count == 0) { + dml21_build_fams2_programming(in_dc, context, dml_ctx); + return true; + } + + /* scrub phantom's from current dc_state */ + dml_ctx->config.svp_pstate.callbacks.remove_phantom_streams_and_planes(in_dc, context); + dml_ctx->config.svp_pstate.callbacks.release_phantom_streams_and_planes(in_dc, context); + + /* Populate stream, plane mappings and other fields in display config. */ + result = dml21_map_dc_state_into_dml_display_cfg(in_dc, context, dml_ctx); + if (!result) + return false; + + result = dml2_build_mode_programming(mode_programming); + if (!result) + return false; + + /* Check and map HW resources */ + if (result && !dml_ctx->config.skip_hw_state_mapping) { + dml21_map_hw_resources(dml_ctx); + dml2_map_dc_pipes(dml_ctx, context, NULL, &dml_ctx->v21.dml_to_dc_pipe_mapping, in_dc->current_state); + /* if subvp phantoms are present, expand them into dc context */ + dml21_handle_phantom_streams_planes(in_dc, context, dml_ctx); + } + + /* Copy DML CLK, WM and REG outputs to bandwidth context */ + if (result && !dml_ctx->config.skip_hw_state_mapping) { + dml21_calculate_rq_and_dlg_params(in_dc, context, &context->res_ctx, dml_ctx, in_dc->res_pool->pipe_count); + dml21_copy_clocks_to_dc_state(dml_ctx, context); + dml21_extract_watermark_sets(in_dc, &context->bw_ctx.bw.dcn.watermarks, dml_ctx); + if (in_dc->ctx->dce_version == DCN_VERSION_3_2) { + dml21_extract_legacy_watermark_set(in_dc, &context->bw_ctx.bw.dcn.watermarks.a, DML2_DCHUB_WATERMARK_SET_A, dml_ctx); + dml21_extract_legacy_watermark_set(in_dc, &context->bw_ctx.bw.dcn.watermarks.b, DML2_DCHUB_WATERMARK_SET_A, dml_ctx); + dml21_extract_legacy_watermark_set(in_dc, &context->bw_ctx.bw.dcn.watermarks.c, DML2_DCHUB_WATERMARK_SET_A, dml_ctx); + dml21_extract_legacy_watermark_set(in_dc, &context->bw_ctx.bw.dcn.watermarks.d, DML2_DCHUB_WATERMARK_SET_A, dml_ctx); + } + + dml21_build_fams2_programming(in_dc, context, dml_ctx); + } + + return true; +} + +static bool dml21_check_mode_support(const struct dc *in_dc, struct dc_state *context, struct dml2_context *dml_ctx) +{ + bool is_supported = false; + struct dml2_initialize_instance_in_out *dml_init = &dml_ctx->v21.dml_init; + struct dml2_check_mode_supported_in_out *mode_support = &dml_ctx->v21.mode_support; + + memset(&dml_ctx->v21.display_config, 0, sizeof(struct dml2_display_cfg)); + memset(&dml_ctx->v21.dml_to_dc_pipe_mapping, 0, sizeof(struct dml2_dml_to_dc_pipe_mapping)); + memset(&dml_ctx->v21.mode_programming.dml2_instance->scratch.check_mode_supported_locals.mode_support_params, 0, sizeof(struct dml2_core_mode_support_in_out)); + + if (!context || context->stream_count == 0) + return true; + + /* Scrub phantom's from current dc_state */ + dml_ctx->config.svp_pstate.callbacks.remove_phantom_streams_and_planes(in_dc, context); + dml_ctx->config.svp_pstate.callbacks.release_phantom_streams_and_planes(in_dc, context); + + mode_support->dml2_instance = dml_init->dml2_instance; + dml21_map_dc_state_into_dml_display_cfg(in_dc, context, dml_ctx); + dml_ctx->v21.mode_programming.dml2_instance->scratch.build_mode_programming_locals.mode_programming_params.programming = dml_ctx->v21.mode_programming.programming; + is_supported = dml2_check_mode_supported(mode_support); + if (!is_supported) + return false; + + return true; +} + +bool dml21_validate(const struct dc *in_dc, struct dc_state *context, struct dml2_context *dml_ctx, bool fast_validate) +{ + bool out = false; + + /* Use dml_validate_only for fast_validate path */ + if (fast_validate) { + out = dml21_check_mode_support(in_dc, context, dml_ctx); + } else + out = dml21_mode_check_and_programming(in_dc, context, dml_ctx); + return out; +} + +void dml21_prepare_mcache_programming(struct dc *in_dc, struct dc_state *context, struct dml2_context *dml_ctx) +{ + unsigned int dml_prog_idx, dml_phantom_prog_idx, dc_pipe_index; + int num_pipes; + struct pipe_ctx *dc_main_pipes[__DML2_WRAPPER_MAX_STREAMS_PLANES__]; + struct pipe_ctx *dc_phantom_pipes[__DML2_WRAPPER_MAX_STREAMS_PLANES__] = {0}; + + struct dml2_per_plane_programming *pln_prog = NULL; + struct dml2_plane_mcache_configuration_descriptor *mcache_config = NULL; + struct prepare_mcache_programming_locals *l = &dml_ctx->v21.scratch.prepare_mcache_locals; + + if (context->stream_count == 0) { + return; + } + + memset(&l->build_mcache_programming_params, 0, sizeof(struct dml2_build_mcache_programming_in_out)); + l->build_mcache_programming_params.dml2_instance = dml_ctx->v21.dml_init.dml2_instance; + + /* phantom's start after main planes */ + dml_phantom_prog_idx = dml_ctx->v21.mode_programming.programming->display_config.num_planes; + + /* Build mcache programming parameters per plane per pipe */ + for (dml_prog_idx = 0; dml_prog_idx < dml_ctx->v21.mode_programming.programming->display_config.num_planes; dml_prog_idx++) { + pln_prog = &dml_ctx->v21.mode_programming.programming->plane_programming[dml_prog_idx]; + + mcache_config = &l->build_mcache_programming_params.mcache_configurations[dml_prog_idx]; + memset(mcache_config, 0, sizeof(struct dml2_plane_mcache_configuration_descriptor)); + mcache_config->plane_descriptor = pln_prog->plane_descriptor; + mcache_config->mcache_allocation = &context->bw_ctx.bw.dcn.mcache_allocations[dml_prog_idx]; + mcache_config->num_pipes = pln_prog->num_dpps_required; + l->build_mcache_programming_params.num_configurations++; + + if (pln_prog->num_dpps_required == 0) { + continue; + } + + num_pipes = dml21_find_dc_pipes_for_plane(in_dc, context, dml_ctx, dc_main_pipes, dc_phantom_pipes, dml_prog_idx); + if (num_pipes <= 0 || dc_main_pipes[0]->stream == NULL || + dc_main_pipes[0]->plane_state == NULL) + continue; + + /* get config for each pipe */ + for (dc_pipe_index = 0; dc_pipe_index < num_pipes; dc_pipe_index++) { + ASSERT(dc_main_pipes[dc_pipe_index]); + dml21_get_pipe_mcache_config(context, dc_main_pipes[dc_pipe_index], pln_prog, &mcache_config->pipe_configurations[dc_pipe_index]); + } + + /* get config for each phantom pipe */ + if (pln_prog->phantom_plane.valid && + dc_phantom_pipes[0] && + dc_main_pipes[0]->stream && + dc_phantom_pipes[0]->plane_state) { + mcache_config = &l->build_mcache_programming_params.mcache_configurations[dml_phantom_prog_idx]; + memset(mcache_config, 0, sizeof(struct dml2_plane_mcache_configuration_descriptor)); + mcache_config->plane_descriptor = pln_prog->plane_descriptor; + mcache_config->mcache_allocation = &context->bw_ctx.bw.dcn.mcache_allocations[dml_phantom_prog_idx]; + mcache_config->num_pipes = pln_prog->num_dpps_required; + l->build_mcache_programming_params.num_configurations++; + + for (dc_pipe_index = 0; dc_pipe_index < num_pipes; dc_pipe_index++) { + ASSERT(dc_phantom_pipes[dc_pipe_index]); + dml21_get_pipe_mcache_config(context, dc_phantom_pipes[dc_pipe_index], pln_prog, &mcache_config->pipe_configurations[dc_pipe_index]); + } + + /* increment phantom index */ + dml_phantom_prog_idx++; + } + } + + /* Call to generate mcache programming per plane per pipe for the given display configuration */ + dml2_build_mcache_programming(&l->build_mcache_programming_params); + + /* get per plane per pipe mcache programming */ + for (dml_prog_idx = 0; dml_prog_idx < dml_ctx->v21.mode_programming.programming->display_config.num_planes; dml_prog_idx++) { + pln_prog = &dml_ctx->v21.mode_programming.programming->plane_programming[dml_prog_idx]; + + num_pipes = dml21_find_dc_pipes_for_plane(in_dc, context, dml_ctx, dc_main_pipes, dc_phantom_pipes, dml_prog_idx); + if (num_pipes <= 0 || dc_main_pipes[0]->stream == NULL || + dc_main_pipes[0]->plane_state == NULL) + continue; + + /* get config for each pipe */ + for (dc_pipe_index = 0; dc_pipe_index < num_pipes; dc_pipe_index++) { + ASSERT(dc_main_pipes[dc_pipe_index]); + if (l->build_mcache_programming_params.per_plane_pipe_mcache_regs[dml_prog_idx][dc_pipe_index]) { + memcpy(&dc_main_pipes[dc_pipe_index]->mcache_regs, + l->build_mcache_programming_params.per_plane_pipe_mcache_regs[dml_prog_idx][dc_pipe_index], + sizeof(struct dml2_hubp_pipe_mcache_regs)); + } + } + + /* get config for each phantom pipe */ + if (pln_prog->phantom_plane.valid && + dc_phantom_pipes[0] && + dc_main_pipes[0]->stream && + dc_phantom_pipes[0]->plane_state) { + for (dc_pipe_index = 0; dc_pipe_index < num_pipes; dc_pipe_index++) { + ASSERT(dc_phantom_pipes[dc_pipe_index]); + if (l->build_mcache_programming_params.per_plane_pipe_mcache_regs[dml_phantom_prog_idx][dc_pipe_index]) { + memcpy(&dc_phantom_pipes[dc_pipe_index]->mcache_regs, + l->build_mcache_programming_params.per_plane_pipe_mcache_regs[dml_phantom_prog_idx][dc_pipe_index], + sizeof(struct dml2_hubp_pipe_mcache_regs)); + } + } + /* increment phantom index */ + dml_phantom_prog_idx++; + } + } +} + +void dml21_copy(struct dml2_context *dst_dml_ctx, + struct dml2_context *src_dml_ctx) +{ + /* Preserve references to internals */ + struct dml2_instance *dst_dml2_instance = dst_dml_ctx->v21.dml_init.dml2_instance; + struct dml2_display_cfg_programming *dst_dml2_programming = dst_dml_ctx->v21.mode_programming.programming; + + /* Copy context */ + memcpy(dst_dml_ctx, src_dml_ctx, sizeof(struct dml2_context)); + + /* Copy Internals */ + memcpy(dst_dml2_instance, src_dml_ctx->v21.dml_init.dml2_instance, sizeof(struct dml2_instance)); + memcpy(dst_dml2_programming, src_dml_ctx->v21.mode_programming.programming, sizeof(struct dml2_display_cfg_programming)); + + /* Restore references to internals */ + dst_dml_ctx->v21.dml_init.dml2_instance = dst_dml2_instance; + + dst_dml_ctx->v21.mode_support.dml2_instance = dst_dml2_instance; + dst_dml_ctx->v21.mode_programming.dml2_instance = dst_dml2_instance; + + dst_dml_ctx->v21.mode_support.display_config = &dst_dml_ctx->v21.display_config; + dst_dml_ctx->v21.mode_programming.display_config = dst_dml_ctx->v21.mode_support.display_config; + + dst_dml_ctx->v21.mode_programming.programming = dst_dml2_programming; + + /* need to initialize copied instance for internal references to be correct */ + dml2_initialize_instance(&dst_dml_ctx->v21.dml_init); +} + +bool dml21_create_copy(struct dml2_context **dst_dml_ctx, + struct dml2_context *src_dml_ctx) +{ + /* Allocate memory for initializing DML21 instance */ + if (!dml21_allocate_memory(dst_dml_ctx)) + return false; + + dml21_copy(*dst_dml_ctx, src_dml_ctx); + + return true; +} + +void dml21_reinit(const struct dc *in_dc, struct dml2_context **dml_ctx, const struct dml2_configuration_options *config) +{ + dml21_init(in_dc, dml_ctx, config); +} + |