diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr')
10 files changed, 347 insertions, 246 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c index c43797bea413..8828dd9c3783 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c @@ -65,6 +65,31 @@ int clk_mgr_helper_get_active_display_cnt( return display_count; } +void clk_mgr_exit_optimized_pwr_state(const struct dc *dc, struct clk_mgr *clk_mgr) +{ + struct dc_link *edp_link = get_edp_link(dc); + + if (dc->hwss.exit_optimized_pwr_state) + dc->hwss.exit_optimized_pwr_state(dc, dc->current_state); + + if (edp_link) { + clk_mgr->psr_allow_active_cache = edp_link->psr_allow_active; + dc_link_set_psr_allow_active(edp_link, false, false); + } + +} + +void clk_mgr_optimize_pwr_state(const struct dc *dc, struct clk_mgr *clk_mgr) +{ + struct dc_link *edp_link = get_edp_link(dc); + + if (edp_link) + dc_link_set_psr_allow_active(edp_link, clk_mgr->psr_allow_active_cache, false); + + if (dc->hwss.optimize_pwr_state) + dc->hwss.optimize_pwr_state(dc, dc->current_state); + +} struct clk_mgr *dc_clk_mgr_create(struct dc_context *ctx, struct pp_smu_funcs *pp_smu, struct dccg *dccg) { diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dce100/dce_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dce100/dce_clk_mgr.c index c5c8c4901eed..26db1c5d4e4d 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dce100/dce_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dce100/dce_clk_mgr.c @@ -147,7 +147,7 @@ int dce_get_dp_ref_freq_khz(struct clk_mgr *clk_mgr_base) /* Calculate the current DFS clock, in kHz.*/ dp_ref_clk_khz = (DENTIST_DIVIDER_RANGE_SCALE_FACTOR - * clk_mgr->dentist_vco_freq_khz) / target_div; + * clk_mgr->base.dentist_vco_freq_khz) / target_div; return dce_adjust_dp_ref_freq_for_ss(clk_mgr, dp_ref_clk_khz); } @@ -239,7 +239,7 @@ int dce_set_clock( /* Make sure requested clock isn't lower than minimum threshold*/ if (requested_clk_khz > 0) requested_clk_khz = max(requested_clk_khz, - clk_mgr_dce->dentist_vco_freq_khz / 64); + clk_mgr_dce->base.dentist_vco_freq_khz / 64); /* Prepare to program display clock*/ pxl_clk_params.target_pixel_clock_100hz = requested_clk_khz * 10; @@ -276,11 +276,11 @@ static void dce_clock_read_integrated_info(struct clk_mgr_internal *clk_mgr_dce) int i; if (bp->integrated_info) - clk_mgr_dce->dentist_vco_freq_khz = bp->integrated_info->dentist_vco_freq; - if (clk_mgr_dce->dentist_vco_freq_khz == 0) { - clk_mgr_dce->dentist_vco_freq_khz = bp->fw_info.smu_gpu_pll_output_freq; - if (clk_mgr_dce->dentist_vco_freq_khz == 0) - clk_mgr_dce->dentist_vco_freq_khz = 3600000; + clk_mgr_dce->base.dentist_vco_freq_khz = bp->integrated_info->dentist_vco_freq; + if (clk_mgr_dce->base.dentist_vco_freq_khz == 0) { + clk_mgr_dce->base.dentist_vco_freq_khz = bp->fw_info.smu_gpu_pll_output_freq; + if (clk_mgr_dce->base.dentist_vco_freq_khz == 0) + clk_mgr_dce->base.dentist_vco_freq_khz = 3600000; } /*update the maximum display clock for each power state*/ diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c index 7c746ef1e32e..a6c46e903ff9 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c @@ -81,7 +81,7 @@ int dce112_set_clock(struct clk_mgr *clk_mgr_base, int requested_clk_khz) /* Make sure requested clock isn't lower than minimum threshold*/ if (requested_clk_khz > 0) requested_clk_khz = max(requested_clk_khz, - clk_mgr_dce->dentist_vco_freq_khz / 62); + clk_mgr_dce->base.dentist_vco_freq_khz / 62); dce_clk_params.target_clock_frequency = requested_clk_khz; dce_clk_params.pll_id = CLOCK_SOURCE_ID_DFS; @@ -135,7 +135,7 @@ int dce112_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_clk_khz) /* Make sure requested clock isn't lower than minimum threshold*/ if (requested_clk_khz > 0) requested_clk_khz = max(requested_clk_khz, - clk_mgr->dentist_vco_freq_khz / 62); + clk_mgr->base.dentist_vco_freq_khz / 62); dce_clk_params.target_clock_frequency = requested_clk_khz; dce_clk_params.pll_id = CLOCK_SOURCE_ID_DFS; diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c index 47f529ce280a..3fab9296918a 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c @@ -139,6 +139,9 @@ static void rv1_update_clocks(struct clk_mgr *clk_mgr_base, ASSERT(clk_mgr->pp_smu); + if (dc->work_arounds.skip_clock_update) + return; + pp_smu = &clk_mgr->pp_smu->rv_funcs; display_count = clk_mgr_helper_get_active_display_cnt(dc, context); @@ -266,11 +269,11 @@ void rv1_clk_mgr_construct(struct dc_context *ctx, struct clk_mgr_internal *clk_ clk_mgr->base.dprefclk_khz = 600000; if (bp->integrated_info) - clk_mgr->dentist_vco_freq_khz = bp->integrated_info->dentist_vco_freq; - if (bp->fw_info_valid && clk_mgr->dentist_vco_freq_khz == 0) { - clk_mgr->dentist_vco_freq_khz = bp->fw_info.smu_gpu_pll_output_freq; - if (clk_mgr->dentist_vco_freq_khz == 0) - clk_mgr->dentist_vco_freq_khz = 3600000; + clk_mgr->base.dentist_vco_freq_khz = bp->integrated_info->dentist_vco_freq; + if (bp->fw_info_valid && clk_mgr->base.dentist_vco_freq_khz == 0) { + clk_mgr->base.dentist_vco_freq_khz = bp->fw_info.smu_gpu_pll_output_freq; + if (clk_mgr->base.dentist_vco_freq_khz == 0) + clk_mgr->base.dentist_vco_freq_khz = 3600000; } if (!debug->disable_dfs_bypass && bp->integrated_info) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c index 3e8ac303bd52..25d7b7c6681c 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c @@ -104,84 +104,39 @@ void dcn20_update_clocks_update_dpp_dto(struct clk_mgr_internal *clk_mgr, { int i; + clk_mgr->dccg->ref_dppclk = clk_mgr->base.clks.dppclk_khz; for (i = 0; i < clk_mgr->base.ctx->dc->res_pool->pipe_count; i++) { int dpp_inst, dppclk_khz; - if (!context->res_ctx.pipe_ctx[i].plane_state) - continue; - - dpp_inst = context->res_ctx.pipe_ctx[i].plane_res.dpp->inst; + /* Loop index will match dpp->inst if resource exists, + * and we want to avoid dependency on dpp object + */ + dpp_inst = i; dppclk_khz = context->res_ctx.pipe_ctx[i].plane_res.bw.dppclk_khz; + clk_mgr->dccg->funcs->update_dpp_dto( - clk_mgr->dccg, dpp_inst, dppclk_khz, false); + clk_mgr->dccg, dpp_inst, dppclk_khz); } } -static void update_global_dpp_clk(struct clk_mgr_internal *clk_mgr, unsigned int khz) +void dcn20_update_clocks_update_dentist(struct clk_mgr_internal *clk_mgr) { int dpp_divider = DENTIST_DIVIDER_RANGE_SCALE_FACTOR - * clk_mgr->dentist_vco_freq_khz / khz; - - uint32_t dppclk_wdivider = dentist_get_did_from_divider(dpp_divider); - - REG_UPDATE(DENTIST_DISPCLK_CNTL, - DENTIST_DPPCLK_WDIVIDER, dppclk_wdivider); - REG_WAIT(DENTIST_DISPCLK_CNTL, DENTIST_DPPCLK_CHG_DONE, 1, 5, 100); -} - -static void update_display_clk(struct clk_mgr_internal *clk_mgr, unsigned int khz) -{ + * clk_mgr->base.dentist_vco_freq_khz / clk_mgr->base.clks.dppclk_khz; int disp_divider = DENTIST_DIVIDER_RANGE_SCALE_FACTOR - * clk_mgr->dentist_vco_freq_khz / khz; + * clk_mgr->base.dentist_vco_freq_khz / clk_mgr->base.clks.dispclk_khz; + uint32_t dppclk_wdivider = dentist_get_did_from_divider(dpp_divider); uint32_t dispclk_wdivider = dentist_get_did_from_divider(disp_divider); REG_UPDATE(DENTIST_DISPCLK_CNTL, DENTIST_DISPCLK_WDIVIDER, dispclk_wdivider); +// REG_WAIT(DENTIST_DISPCLK_CNTL, DENTIST_DISPCLK_CHG_DONE, 1, 5, 100); + REG_UPDATE(DENTIST_DISPCLK_CNTL, + DENTIST_DPPCLK_WDIVIDER, dppclk_wdivider); + REG_WAIT(DENTIST_DISPCLK_CNTL, DENTIST_DPPCLK_CHG_DONE, 1, 5, 100); } -static void request_voltage_and_program_disp_clk(struct clk_mgr *clk_mgr_base, unsigned int khz) -{ - struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); - struct dc *dc = clk_mgr_base->ctx->dc; - struct pp_smu_funcs_nv *pp_smu = NULL; - bool going_up = clk_mgr->base.clks.dispclk_khz < khz; - - if (dc->res_pool->pp_smu) - pp_smu = &dc->res_pool->pp_smu->nv_funcs; - - clk_mgr->base.clks.dispclk_khz = khz; - - if (going_up && pp_smu && pp_smu->set_voltage_by_freq) - pp_smu->set_voltage_by_freq(&pp_smu->pp_smu, PP_SMU_NV_DISPCLK, clk_mgr_base->clks.dispclk_khz / 1000); - - update_display_clk(clk_mgr, khz); - - if (!going_up && pp_smu && pp_smu->set_voltage_by_freq) - pp_smu->set_voltage_by_freq(&pp_smu->pp_smu, PP_SMU_NV_DISPCLK, clk_mgr_base->clks.dispclk_khz / 1000); -} - -static void request_voltage_and_program_global_dpp_clk(struct clk_mgr *clk_mgr_base, unsigned int khz) -{ - struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); - struct dc *dc = clk_mgr_base->ctx->dc; - struct pp_smu_funcs_nv *pp_smu = NULL; - bool going_up = clk_mgr->base.clks.dppclk_khz < khz; - - if (dc->res_pool->pp_smu) - pp_smu = &dc->res_pool->pp_smu->nv_funcs; - - clk_mgr->base.clks.dppclk_khz = khz; - clk_mgr->dccg->ref_dppclk = khz; - - if (going_up && pp_smu && pp_smu->set_voltage_by_freq) - pp_smu->set_voltage_by_freq(&pp_smu->pp_smu, PP_SMU_NV_PIXELCLK, clk_mgr_base->clks.dppclk_khz / 1000); - - update_global_dpp_clk(clk_mgr, khz); - - if (!going_up && pp_smu && pp_smu->set_voltage_by_freq) - pp_smu->set_voltage_by_freq(&pp_smu->pp_smu, PP_SMU_NV_PIXELCLK, clk_mgr_base->clks.dppclk_khz / 1000); -} void dcn2_update_clocks(struct clk_mgr *clk_mgr_base, struct dc_state *context, @@ -192,11 +147,12 @@ void dcn2_update_clocks(struct clk_mgr *clk_mgr_base, struct dc *dc = clk_mgr_base->ctx->dc; struct pp_smu_funcs_nv *pp_smu = NULL; int display_count; + bool update_dppclk = false; bool update_dispclk = false; bool enter_display_off = false; + bool dpp_clock_lowered = false; struct dmcu *dmcu = clk_mgr_base->ctx->dc->res_pool->dmcu; bool force_reset = false; - int i; if (dc->work_arounds.skip_clock_update) return; @@ -251,12 +207,10 @@ void dcn2_update_clocks(struct clk_mgr *clk_mgr_base, if (should_update_pstate_support(safe_to_lower, new_clocks->p_state_change_support, clk_mgr_base->clks.p_state_change_support)) { clk_mgr_base->clks.prev_p_state_change_support = clk_mgr_base->clks.p_state_change_support; - clk_mgr_base->clks.p_state_change_support = new_clocks->p_state_change_support; if (pp_smu && pp_smu->set_pstate_handshake_support) pp_smu->set_pstate_handshake_support(&pp_smu->pp_smu, clk_mgr_base->clks.p_state_change_support); } - clk_mgr_base->clks.prev_p_state_change_support = clk_mgr_base->clks.p_state_change_support; if (should_set_clock(safe_to_lower, new_clocks->dramclk_khz, clk_mgr_base->clks.dramclk_khz)) { clk_mgr_base->clks.dramclk_khz = new_clocks->dramclk_khz; @@ -264,50 +218,40 @@ void dcn2_update_clocks(struct clk_mgr *clk_mgr_base, pp_smu->set_hard_min_uclk_by_freq(&pp_smu->pp_smu, clk_mgr_base->clks.dramclk_khz / 1000); } - if (dc->config.forced_clocks == false) { - // First update display clock - if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, clk_mgr_base->clks.dispclk_khz)) - request_voltage_and_program_disp_clk(clk_mgr_base, new_clocks->dispclk_khz); - - // Updating DPP clock requires some more logic - if (!safe_to_lower) { - // For pre-programming, we need to make sure any DPP clock that will go up has to go up + if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->base.clks.dppclk_khz)) { + if (clk_mgr->base.clks.dppclk_khz > new_clocks->dppclk_khz) + dpp_clock_lowered = true; + clk_mgr->base.clks.dppclk_khz = new_clocks->dppclk_khz; - // First raise the global reference if needed - if (new_clocks->dppclk_khz > clk_mgr_base->clks.dppclk_khz) - request_voltage_and_program_global_dpp_clk(clk_mgr_base, new_clocks->dppclk_khz); + if (pp_smu && pp_smu->set_voltage_by_freq) + pp_smu->set_voltage_by_freq(&pp_smu->pp_smu, PP_SMU_NV_PIXELCLK, clk_mgr_base->clks.dppclk_khz / 1000); - // Then raise any dividers that need raising - for (i = 0; i < clk_mgr->base.ctx->dc->res_pool->pipe_count; i++) { - int dpp_inst, dppclk_khz; + update_dppclk = true; + } - if (!context->res_ctx.pipe_ctx[i].plane_state) - continue; + if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, clk_mgr_base->clks.dispclk_khz)) { + clk_mgr_base->clks.dispclk_khz = new_clocks->dispclk_khz; + if (pp_smu && pp_smu->set_voltage_by_freq) + pp_smu->set_voltage_by_freq(&pp_smu->pp_smu, PP_SMU_NV_DISPCLK, clk_mgr_base->clks.dispclk_khz / 1000); - dpp_inst = context->res_ctx.pipe_ctx[i].plane_res.dpp->inst; - dppclk_khz = context->res_ctx.pipe_ctx[i].plane_res.bw.dppclk_khz; + update_dispclk = true; + } - clk_mgr->dccg->funcs->update_dpp_dto(clk_mgr->dccg, dpp_inst, dppclk_khz, true); - } + if (dc->config.forced_clocks == false || (force_reset && safe_to_lower)) { + if (dpp_clock_lowered) { + // if clock is being lowered, increase DTO before lowering refclk + dcn20_update_clocks_update_dpp_dto(clk_mgr, context); + dcn20_update_clocks_update_dentist(clk_mgr); } else { - // For post-programming, we can lower ref clk if needed, and unconditionally set all the DTOs - - if (new_clocks->dppclk_khz < clk_mgr_base->clks.dppclk_khz) - request_voltage_and_program_global_dpp_clk(clk_mgr_base, new_clocks->dppclk_khz); - - for (i = 0; i < clk_mgr->base.ctx->dc->res_pool->pipe_count; i++) { - int dpp_inst, dppclk_khz; - - if (!context->res_ctx.pipe_ctx[i].plane_state) - continue; - - dpp_inst = context->res_ctx.pipe_ctx[i].plane_res.dpp->inst; - dppclk_khz = context->res_ctx.pipe_ctx[i].plane_res.bw.dppclk_khz; - - clk_mgr->dccg->funcs->update_dpp_dto(clk_mgr->dccg, dpp_inst, dppclk_khz, false); - } + // if clock is being raised, increase refclk before lowering DTO + if (update_dppclk || update_dispclk) + dcn20_update_clocks_update_dentist(clk_mgr); + // always update dtos unless clock is lowered and not safe to lower + if (new_clocks->dppclk_khz >= dc->current_state->bw_ctx.bw.dcn.clk.dppclk_khz) + dcn20_update_clocks_update_dpp_dto(clk_mgr, context); } } + if (update_dispclk && dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { /*update dmcu for wait_loop count*/ @@ -320,6 +264,8 @@ void dcn2_update_clocks_fpga(struct clk_mgr *clk_mgr, struct dc_state *context, bool safe_to_lower) { + struct clk_mgr_internal *clk_mgr_int = TO_CLK_MGR_INTERNAL(clk_mgr); + struct dc_clocks *new_clocks = &context->bw_ctx.bw.dcn.clk; /* Min fclk = 1.2GHz since all the extra scemi logic seems to run off of it */ int fclk_adj = new_clocks->fclk_khz > 1200000 ? new_clocks->fclk_khz : 1200000; @@ -357,14 +303,18 @@ void dcn2_update_clocks_fpga(struct clk_mgr *clk_mgr, clk_mgr->clks.dispclk_khz = new_clocks->dispclk_khz; } - /* Both fclk and dppclk ref are run on the same scemi clock so we - * need to keep the same value for both + /* Both fclk and ref_dppclk run on the same scemi clock. + * So take the higher value since the DPP DTO is typically programmed + * such that max dppclk is 1:1 with ref_dppclk. */ if (clk_mgr->clks.fclk_khz > clk_mgr->clks.dppclk_khz) clk_mgr->clks.dppclk_khz = clk_mgr->clks.fclk_khz; if (clk_mgr->clks.dppclk_khz > clk_mgr->clks.fclk_khz) clk_mgr->clks.fclk_khz = clk_mgr->clks.dppclk_khz; + // Both fclk and ref_dppclk run on the same scemi clock. + clk_mgr_int->dccg->ref_dppclk = clk_mgr->clks.fclk_khz; + dm_set_dcn_clocks(clk_mgr->ctx, &clk_mgr->clks); } @@ -409,12 +359,36 @@ void dcn2_get_clock(struct clk_mgr *clk_mgr, } } +static bool dcn2_are_clock_states_equal(struct dc_clocks *a, + struct dc_clocks *b) +{ + if (a->dispclk_khz != b->dispclk_khz) + return false; + else if (a->dppclk_khz != b->dppclk_khz) + return false; + else if (a->dcfclk_khz != b->dcfclk_khz) + return false; + else if (a->socclk_khz != b->socclk_khz) + return false; + else if (a->dcfclk_deep_sleep_khz != b->dcfclk_deep_sleep_khz) + return false; + else if (a->phyclk_khz != b->phyclk_khz) + return false; + else if (a->dramclk_khz != b->dramclk_khz) + return false; + else if (a->p_state_change_support != b->p_state_change_support) + return false; + + return true; +} + static struct clk_mgr_funcs dcn2_funcs = { .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, .update_clocks = dcn2_update_clocks, .init_clocks = dcn2_init_clocks, .enable_pme_wa = dcn2_enable_pme_wa, .get_clock = dcn2_get_clock, + .are_clock_states_equal = dcn2_are_clock_states_equal, }; @@ -442,7 +416,7 @@ void dcn20_clk_mgr_construct( if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { dcn2_funcs.update_clocks = dcn2_update_clocks_fpga; - clk_mgr->dentist_vco_freq_khz = 3850000; + clk_mgr->base.dentist_vco_freq_khz = 3850000; } else { /* DFS Slice 2 should be used for DPREFCLK */ @@ -466,15 +440,15 @@ void dcn20_clk_mgr_construct( pll_req = dc_fixpt_mul_int(pll_req, 100000); /* integer part is now VCO frequency in kHz */ - clk_mgr->dentist_vco_freq_khz = dc_fixpt_floor(pll_req); + clk_mgr->base.dentist_vco_freq_khz = dc_fixpt_floor(pll_req); /* in case we don't get a value from the register, use default */ - if (clk_mgr->dentist_vco_freq_khz == 0) - clk_mgr->dentist_vco_freq_khz = 3850000; + if (clk_mgr->base.dentist_vco_freq_khz == 0) + clk_mgr->base.dentist_vco_freq_khz = 3850000; /* Calculate the DPREFCLK in kHz.*/ clk_mgr->base.dprefclk_khz = (DENTIST_DIVIDER_RANGE_SCALE_FACTOR - * clk_mgr->dentist_vco_freq_khz) / target_div; + * clk_mgr->base.dentist_vco_freq_khz) / target_div; } //Integrated_info table does not exist on dGPU projects so should not be referenced //anywhere in code for dGPUs. diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.h index ac31a9787305..c9fd824f3c23 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.h +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.h @@ -50,4 +50,5 @@ void dcn2_get_clock(struct clk_mgr *clk_mgr, enum dc_clock_type clock_type, struct dc_clock_config *clock_cfg); +void dcn20_update_clocks_update_dentist(struct clk_mgr_internal *clk_mgr); #endif //__DCN20_CLK_MGR_H__ diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c index 787f94d815f4..790a2d211bd6 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c @@ -52,6 +52,45 @@ #define REG(reg_name) \ (CLK_BASE.instance[0].segment[mm ## reg_name ## _BASE_IDX] + mm ## reg_name) + +/* TODO: evaluate how to lower or disable all dcn clocks in screen off case */ +int rn_get_active_display_cnt_wa( + struct dc *dc, + struct dc_state *context) +{ + int i, display_count; + bool hdmi_present = false; + + display_count = 0; + for (i = 0; i < context->stream_count; i++) { + const struct dc_stream_state *stream = context->streams[i]; + + if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) + hdmi_present = true; + } + + for (i = 0; i < dc->link_count; i++) { + const struct dc_link *link = dc->links[i]; + + /* + * Only notify active stream or virtual stream. + * Need to notify virtual stream to work around + * headless case. HPD does not fire when system is in + * S0i2. + */ + /* abusing the fact that the dig and phy are coupled to see if the phy is enabled */ + if (link->connector_signal == SIGNAL_TYPE_VIRTUAL || + link->link_enc->funcs->is_dig_enabled(link->link_enc)) + display_count++; + } + + /* WA for hang on HDMI after display off back back on*/ + if (display_count == 0 && hdmi_present) + display_count = 1; + + return display_count; +} + void rn_update_clocks(struct clk_mgr *clk_mgr_base, struct dc_state *context, bool safe_to_lower) @@ -62,17 +101,36 @@ void rn_update_clocks(struct clk_mgr *clk_mgr_base, int display_count; bool update_dppclk = false; bool update_dispclk = false; - bool enter_display_off = false; bool dpp_clock_lowered = false; - struct dmcu *dmcu = clk_mgr_base->ctx->dc->res_pool->dmcu; - display_count = clk_mgr_helper_get_active_display_cnt(dc, context); + struct dmcu *dmcu = clk_mgr_base->ctx->dc->res_pool->dmcu; - if (display_count == 0) - enter_display_off = true; + if (dc->work_arounds.skip_clock_update) + return; - if (enter_display_off == safe_to_lower) { - rn_vbios_smu_set_display_count(clk_mgr, display_count); + /* + * if it is safe to lower, but we are already in the lower state, we don't have to do anything + * also if safe to lower is false, we just go in the higher state + */ + if (safe_to_lower) { + /* check that we're not already in lower */ + if (clk_mgr_base->clks.pwr_state != DCN_PWR_STATE_LOW_POWER) { + + display_count = rn_get_active_display_cnt_wa(dc, context); + /* if we can go lower, go lower */ + if (display_count == 0) { + rn_vbios_smu_set_dcn_low_power_state(clk_mgr, DCN_PWR_STATE_LOW_POWER); + /* update power state */ + clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_LOW_POWER; + } + } + } else { + /* check that we're not already in D0 */ + if (clk_mgr_base->clks.pwr_state != DCN_PWR_STATE_MISSION_MODE) { + rn_vbios_smu_set_dcn_low_power_state(clk_mgr, DCN_PWR_STATE_MISSION_MODE); + /* update power state */ + clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_MISSION_MODE; + } } if (should_set_clock(safe_to_lower, new_clocks->phyclk_khz, clk_mgr_base->clks.phyclk_khz)) { @@ -113,7 +171,8 @@ void rn_update_clocks(struct clk_mgr *clk_mgr_base, // if clock is being raised, increase refclk before lowering DTO if (update_dppclk || update_dispclk) rn_vbios_smu_set_dppclk(clk_mgr, clk_mgr_base->clks.dppclk_khz); - if (update_dppclk) + // always update dtos unless clock is lowered and not safe to lower + if (new_clocks->dppclk_khz >= dc->current_state->bw_ctx.bw.dcn.clk.dppclk_khz) dcn20_update_clocks_update_dpp_dto(clk_mgr, context); } @@ -319,7 +378,7 @@ void rn_get_clk_states(struct clk_mgr *clk_mgr_base, struct clk_states *s) rn_dump_clk_registers(&sb, clk_mgr_base, &log_info); - s->dprefclk_khz = sb.dprefclk; + s->dprefclk_khz = sb.dprefclk * 1000; } void rn_enable_pme_wa(struct clk_mgr *clk_mgr_base) @@ -329,12 +388,96 @@ void rn_enable_pme_wa(struct clk_mgr *clk_mgr_base) rn_vbios_smu_enable_pme_wa(clk_mgr); } +void rn_init_clocks(struct clk_mgr *clk_mgr) +{ + memset(&(clk_mgr->clks), 0, sizeof(struct dc_clocks)); + // Assumption is that boot state always supports pstate + clk_mgr->clks.p_state_change_support = true; + clk_mgr->clks.prev_p_state_change_support = true; + clk_mgr->clks.pwr_state = DCN_PWR_STATE_UNKNOWN; +} + +void build_watermark_ranges(struct clk_bw_params *bw_params, struct pp_smu_wm_range_sets *ranges) +{ + int i, num_valid_sets; + + num_valid_sets = 0; + + for (i = 0; i < WM_SET_COUNT; i++) { + /* skip empty entries, the smu array has no holes*/ + if (!bw_params->wm_table.entries[i].valid) + continue; + + ranges->reader_wm_sets[num_valid_sets].wm_inst = bw_params->wm_table.entries[i].wm_inst; + ranges->reader_wm_sets[num_valid_sets].wm_type = bw_params->wm_table.entries[i].wm_type;; + /* We will not select WM based on dcfclk, so leave it as unconstrained */ + ranges->reader_wm_sets[num_valid_sets].min_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; + ranges->reader_wm_sets[num_valid_sets].max_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; + /* fclk wil be used to select WM*/ + + if (ranges->reader_wm_sets[num_valid_sets].wm_type == WM_TYPE_PSTATE_CHG) { + if (i == 0) + ranges->reader_wm_sets[num_valid_sets].min_fill_clk_mhz = 0; + else { + /* add 1 to make it non-overlapping with next lvl */ + ranges->reader_wm_sets[num_valid_sets].min_fill_clk_mhz = bw_params->clk_table.entries[i - 1].fclk_mhz + 1; + } + ranges->reader_wm_sets[num_valid_sets].max_fill_clk_mhz = bw_params->clk_table.entries[i].fclk_mhz; + + } else { + /* unconstrained for memory retraining */ + ranges->reader_wm_sets[num_valid_sets].min_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; + ranges->reader_wm_sets[num_valid_sets].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; + + /* Modify previous watermark range to cover up to max */ + ranges->reader_wm_sets[num_valid_sets - 1].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; + } + num_valid_sets++; + } + + ASSERT(num_valid_sets != 0); /* Must have at least one set of valid watermarks */ + ranges->num_reader_wm_sets = num_valid_sets; + + /* modify the min and max to make sure we cover the whole range*/ + ranges->reader_wm_sets[0].min_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; + ranges->reader_wm_sets[0].min_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; + ranges->reader_wm_sets[ranges->num_reader_wm_sets - 1].max_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; + ranges->reader_wm_sets[ranges->num_reader_wm_sets - 1].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; + + /* This is for writeback only, does not matter currently as no writeback support*/ + ranges->num_writer_wm_sets = 1; + ranges->writer_wm_sets[0].wm_inst = WM_A; + ranges->writer_wm_sets[0].min_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; + ranges->writer_wm_sets[0].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; + ranges->writer_wm_sets[0].min_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; + ranges->writer_wm_sets[0].max_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; + +} + +static void rn_notify_wm_ranges(struct clk_mgr *clk_mgr_base) +{ + struct dc_debug_options *debug = &clk_mgr_base->ctx->dc->debug; + struct pp_smu_wm_range_sets ranges = {0}; + struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); + struct pp_smu_funcs *pp_smu = clk_mgr->pp_smu; + + if (!debug->disable_pplib_wm_range) { + build_watermark_ranges(clk_mgr_base->bw_params, &ranges); + + /* Notify PP Lib/SMU which Watermarks to use for which clock ranges */ + if (pp_smu && pp_smu->rn_funcs.set_wm_ranges) + pp_smu->rn_funcs.set_wm_ranges(&pp_smu->rn_funcs.pp_smu, &ranges); + } + +} + static struct clk_mgr_funcs dcn21_funcs = { .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, .update_clocks = rn_update_clocks, - .init_clocks = dcn2_init_clocks, + .init_clocks = rn_init_clocks, .enable_pme_wa = rn_enable_pme_wa, - /* .dump_clk_registers = rn_dump_clk_registers */ + /* .dump_clk_registers = rn_dump_clk_registers, */ + .notify_wm_ranges = rn_notify_wm_ranges }; struct clk_bw_params rn_bw_params = { @@ -405,80 +548,50 @@ struct clk_bw_params rn_bw_params = { } }; -void build_watermark_ranges(struct clk_bw_params *bw_params, struct pp_smu_wm_range_sets *ranges) +static unsigned int find_dcfclk_for_voltage(struct dpm_clocks *clock_table, unsigned int voltage) { - int i, num_valid_sets; - - num_valid_sets = 0; - - for (i = 0; i < WM_SET_COUNT; i++) { - /* skip empty entries, the smu array has no holes*/ - if (!bw_params->wm_table.entries[i].valid) - continue; - - ranges->reader_wm_sets[num_valid_sets].wm_inst = bw_params->wm_table.entries[i].wm_inst; - ranges->reader_wm_sets[num_valid_sets].wm_type = bw_params->wm_table.entries[i].wm_type;; - /* We will not select WM based on dcfclk, so leave it as unconstrained */ - ranges->reader_wm_sets[num_valid_sets].min_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; - ranges->reader_wm_sets[num_valid_sets].max_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; - /* fclk wil be used to select WM*/ - - if (ranges->reader_wm_sets[num_valid_sets].wm_type == WM_TYPE_PSTATE_CHG) { - if (i == 0) - ranges->reader_wm_sets[num_valid_sets].min_fill_clk_mhz = 0; - else { - /* add 1 to make it non-overlapping with next lvl */ - ranges->reader_wm_sets[num_valid_sets].min_fill_clk_mhz = bw_params->clk_table.entries[i - 1].fclk_mhz + 1; - } - ranges->reader_wm_sets[num_valid_sets].max_fill_clk_mhz = bw_params->clk_table.entries[i].fclk_mhz; - - } else { - /* unconstrained for memory retraining */ - ranges->reader_wm_sets[num_valid_sets].min_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; - ranges->reader_wm_sets[num_valid_sets].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; + int i; - /* Modify previous watermark range to cover up to max */ - ranges->reader_wm_sets[num_valid_sets - 1].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; - } - num_valid_sets++; + for (i = 0; i < PP_SMU_NUM_DCFCLK_DPM_LEVELS; i++) { + if (clock_table->DcfClocks[i].Vol == voltage) + return clock_table->DcfClocks[i].Freq; } - ASSERT(num_valid_sets != 0); /* Must have at least one set of valid watermarks */ - ranges->num_reader_wm_sets = num_valid_sets; - - /* modify the min and max to make sure we cover the whole range*/ - ranges->reader_wm_sets[0].min_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; - ranges->reader_wm_sets[0].min_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; - ranges->reader_wm_sets[ranges->num_reader_wm_sets - 1].max_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; - ranges->reader_wm_sets[ranges->num_reader_wm_sets - 1].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; - - /* This is for writeback only, does not matter currently as no writeback support*/ - ranges->num_writer_wm_sets = 1; - ranges->writer_wm_sets[0].wm_inst = WM_A; - ranges->writer_wm_sets[0].min_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; - ranges->writer_wm_sets[0].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; - ranges->writer_wm_sets[0].min_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN; - ranges->writer_wm_sets[0].max_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX; - + ASSERT(0); + return 0; } -void clk_mgr_helper_populate_bw_params(struct clk_bw_params *bw_params, struct dpm_clocks *clock_table, struct hw_asic_id *asic_id) +static void rn_clk_mgr_helper_populate_bw_params(struct clk_bw_params *bw_params, struct dpm_clocks *clock_table, struct hw_asic_id *asic_id) { - int i; + int i, j = 0; + + j = -1; ASSERT(PP_SMU_NUM_FCLK_DPM_LEVELS <= MAX_NUM_DPM_LVL); - for (i = 0; i < PP_SMU_NUM_FCLK_DPM_LEVELS; i++) { - if (clock_table->FClocks[i].Freq == 0) + /* Find lowest DPM, FCLK is filled in reverse order*/ + + for (i = PP_SMU_NUM_FCLK_DPM_LEVELS - 1; i >= 0; i--) { + if (clock_table->FClocks[i].Freq != 0) { + j = i; break; + } + } + + if (j == -1) { + /* clock table is all 0s, just use our own hardcode */ + ASSERT(0); + return; + } + + bw_params->clk_table.num_entries = j + 1; - bw_params->clk_table.entries[i].dcfclk_mhz = clock_table->DcfClocks[i].Freq; - bw_params->clk_table.entries[i].fclk_mhz = clock_table->FClocks[i].Freq; - bw_params->clk_table.entries[i].memclk_mhz = clock_table->MemClocks[i].Freq; - bw_params->clk_table.entries[i].socclk_mhz = clock_table->SocClocks[i].Freq; - bw_params->clk_table.entries[i].voltage = clock_table->FClocks[i].Vol; + for (i = 0; i < bw_params->clk_table.num_entries; i++, j--) { + bw_params->clk_table.entries[i].fclk_mhz = clock_table->FClocks[j].Freq; + bw_params->clk_table.entries[i].memclk_mhz = clock_table->MemClocks[j].Freq; + bw_params->clk_table.entries[i].voltage = clock_table->FClocks[j].Vol; + bw_params->clk_table.entries[i].dcfclk_mhz = find_dcfclk_for_voltage(clock_table, clock_table->FClocks[j].Vol); } - bw_params->clk_table.num_entries = i; bw_params->vram_type = asic_id->vram_type; bw_params->num_channels = asic_id->vram_width / DDR4_DRAM_WIDTH; @@ -486,7 +599,7 @@ void clk_mgr_helper_populate_bw_params(struct clk_bw_params *bw_params, struct d for (i = 0; i < WM_SET_COUNT; i++) { bw_params->wm_table.entries[i].wm_inst = i; - if (clock_table->FClocks[i].Freq == 0) { + if (i >= bw_params->clk_table.num_entries) { bw_params->wm_table.entries[i].valid = false; continue; } @@ -534,57 +647,42 @@ void rn_clk_mgr_construct( if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { dcn21_funcs.update_clocks = dcn2_update_clocks_fpga; - clk_mgr->dentist_vco_freq_khz = 3600000; + clk_mgr->base.dentist_vco_freq_khz = 3600000; clk_mgr->base.dprefclk_khz = 600000; } else { struct clk_log_info log_info = {0}; /* TODO: Check we get what we expect during bringup */ - clk_mgr->dentist_vco_freq_khz = get_vco_frequency_from_reg(clk_mgr); + clk_mgr->base.dentist_vco_freq_khz = get_vco_frequency_from_reg(clk_mgr); /* in case we don't get a value from the register, use default */ - if (clk_mgr->dentist_vco_freq_khz == 0) - clk_mgr->dentist_vco_freq_khz = 3600000; + if (clk_mgr->base.dentist_vco_freq_khz == 0) + clk_mgr->base.dentist_vco_freq_khz = 3600000; rn_dump_clk_registers(&s, &clk_mgr->base, &log_info); - clk_mgr->base.dprefclk_khz = s.dprefclk; - - if (clk_mgr->base.dprefclk_khz != 600000) { - clk_mgr->base.dprefclk_khz = 600000; - ASSERT(1); //TODO: Renoir follow up. - } + /* Convert dprefclk units from MHz to KHz */ + /* Value already divided by 10, some resolution lost */ + clk_mgr->base.dprefclk_khz = s.dprefclk * 1000; /* in case we don't get a value from the register, use default */ - if (clk_mgr->base.dprefclk_khz == 0) + if (clk_mgr->base.dprefclk_khz == 0) { + ASSERT(clk_mgr->base.dprefclk_khz == 600000); clk_mgr->base.dprefclk_khz = 600000; + } } dce_clock_read_ss_info(clk_mgr); clk_mgr->base.bw_params = &rn_bw_params; - if (pp_smu) { + if (pp_smu && pp_smu->rn_funcs.get_dpm_clock_table) { pp_smu->rn_funcs.get_dpm_clock_table(&pp_smu->rn_funcs.pp_smu, &clock_table); - clk_mgr_helper_populate_bw_params(clk_mgr->base.bw_params, &clock_table, &ctx->asic_id); + rn_clk_mgr_helper_populate_bw_params(clk_mgr->base.bw_params, &clock_table, &ctx->asic_id); } - /* - * Notify SMU which set of WM should be selected for different ranges of fclk - * On Renoir there is a maximumum of 4 DF pstates supported, could be less - * depending on DDR speed and fused maximum fclk. - */ - if (!debug->disable_pplib_wm_range) { - struct pp_smu_wm_range_sets ranges = {0}; - - build_watermark_ranges(clk_mgr->base.bw_params, &ranges); - - /* Notify PP Lib/SMU which Watermarks to use for which clock ranges */ - if (pp_smu && pp_smu->rn_funcs.set_wm_ranges) - pp_smu->rn_funcs.set_wm_ranges(&pp_smu->rn_funcs.pp_smu, &ranges); + if (!IS_FPGA_MAXIMUS_DC(ctx->dce_environment) && clk_mgr->smu_ver >= 0x00371500) { + /* enable powerfeatures when displaycount goes to 0 */ + rn_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(clk_mgr, !debug->disable_48mhz_pwrdwn); } - - /* enable powerfeatures when displaycount goes to 0 */ - if (!debug->disable_48mhz_pwrdwn) - rn_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(clk_mgr); } diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.h index aadec06fde10..e4322fa5475b 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.h +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.h @@ -26,11 +26,13 @@ #ifndef __RN_CLK_MGR_H__ #define __RN_CLK_MGR_H__ +#include "clk_mgr.h" +#include "dm_pp_smu.h" + struct rn_clk_registers { uint32_t CLK1_CLK0_CURRENT_CNT; /* DPREFCLK */ }; - void rn_clk_mgr_construct(struct dc_context *ctx, struct clk_mgr_internal *clk_mgr, struct pp_smu_funcs *pp_smu, diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c index 50984c1811bb..cb7c0e8b7e1b 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c @@ -33,7 +33,7 @@ #include "mp/mp_12_0_0_sh_mask.h" #define REG(reg_name) \ - (MP1_BASE.instance[0].segment[mm ## reg_name ## _BASE_IDX] + mm ## reg_name) + (MP0_BASE.instance[0].segment[mm ## reg_name ## _BASE_IDX] + mm ## reg_name) #define FN(reg_name, field) \ FD(reg_name##__##field) @@ -84,16 +84,12 @@ int rn_vbios_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dis int actual_dispclk_set_mhz = -1; struct dc *core_dc = clk_mgr->base.ctx->dc; struct dmcu *dmcu = core_dc->res_pool->dmcu; - uint32_t clk = requested_dispclk_khz / 1000; - - if (clk <= 100) - clk = 101; /* Unit of SMU msg parameter is Mhz */ actual_dispclk_set_mhz = rn_vbios_smu_send_msg_with_param( clk_mgr, VBIOSSMC_MSG_SetDispclkFreq, - clk); + requested_dispclk_khz / 1000); if (!IS_FPGA_MAXIMUS_DC(core_dc->ctx->dce_environment)) { if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { @@ -124,7 +120,7 @@ int rn_vbios_smu_set_hard_min_dcfclk(struct clk_mgr_internal *clk_mgr, int reque { int actual_dcfclk_set_mhz = -1; - if (clk_mgr->smu_ver < 0xFFFFFFFF) + if (clk_mgr->smu_ver < 0x370c00) return actual_dcfclk_set_mhz; actual_dcfclk_set_mhz = rn_vbios_smu_send_msg_with_param( @@ -139,7 +135,7 @@ int rn_vbios_smu_set_min_deep_sleep_dcfclk(struct clk_mgr_internal *clk_mgr, int { int actual_min_ds_dcfclk_mhz = -1; - if (clk_mgr->smu_ver < 0xFFFFFFFF) + if (clk_mgr->smu_ver < 0x370c00) return actual_min_ds_dcfclk_mhz; actual_min_ds_dcfclk_mhz = rn_vbios_smu_send_msg_with_param( @@ -162,33 +158,35 @@ int rn_vbios_smu_set_dppclk(struct clk_mgr_internal *clk_mgr, int requested_dpp_ { int actual_dppclk_set_mhz = -1; - uint32_t clk = requested_dpp_khz / 1000; - - if (clk <= 100) - clk = 101; - actual_dppclk_set_mhz = rn_vbios_smu_send_msg_with_param( clk_mgr, VBIOSSMC_MSG_SetDppclkFreq, - clk); + requested_dpp_khz / 1000); return actual_dppclk_set_mhz * 1000; } -void rn_vbios_smu_set_display_count(struct clk_mgr_internal *clk_mgr, int display_count) +void rn_vbios_smu_set_dcn_low_power_state(struct clk_mgr_internal *clk_mgr, enum dcn_pwr_state state) { + int disp_count; + + if (state == DCN_PWR_STATE_LOW_POWER) + disp_count = 0; + else + disp_count = 1; + rn_vbios_smu_send_msg_with_param( - clk_mgr, - VBIOSSMC_MSG_SetDisplayCount, - display_count); + clk_mgr, + VBIOSSMC_MSG_SetDisplayCount, + disp_count); } -void rn_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr) +void rn_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable) { rn_vbios_smu_send_msg_with_param( clk_mgr, VBIOSSMC_MSG_EnableTmdp48MHzRefclkPwrDown, - 0); + enable); } void rn_vbios_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.h index da3a49487c6d..ccc01879c9d4 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.h +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.h @@ -33,8 +33,8 @@ int rn_vbios_smu_set_hard_min_dcfclk(struct clk_mgr_internal *clk_mgr, int reque int rn_vbios_smu_set_min_deep_sleep_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_min_ds_dcfclk_khz); void rn_vbios_smu_set_phyclk(struct clk_mgr_internal *clk_mgr, int requested_phyclk_khz); int rn_vbios_smu_set_dppclk(struct clk_mgr_internal *clk_mgr, int requested_dpp_khz); -void rn_vbios_smu_set_display_count(struct clk_mgr_internal *clk_mgr, int display_count); -void rn_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr); +void rn_vbios_smu_set_dcn_low_power_state(struct clk_mgr_internal *clk_mgr, int display_count); +void rn_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable); void rn_vbios_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr); #endif /* DAL_DC_DCN10_RV1_CLK_MGR_VBIOS_SMU_H_ */ |