From 4dd35181ee4482ed3de0205ca7568ee0d838f34a Mon Sep 17 00:00:00 2001 From: Chengming Gui Date: Fri, 18 Jan 2019 10:01:10 +0800 Subject: [PATCH] drm/amd/powerplay: add vega20_notify_smc_display_config functions for SMU11 add vega20_notify_smc_display_config functions to support sys interface for SMU11. Signed-off-by: Chengming Gui Reviewed-by: Huang Rui Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 45 ++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c index 7f351c80f04e..0440e5c7a66e 100644 --- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c @@ -1569,6 +1569,51 @@ static int vega20_apply_clocks_adjust_rules(struct smu_context *smu) return 0; } +static int +vega20_notify_smc_dispaly_config(struct smu_context *smu) +{ + struct vega20_dpm_table *dpm_table = smu->smu_dpm.dpm_context; + struct vega20_single_dpm_table *memtable = &dpm_table->mem_table; + struct smu_clocks min_clocks = {0}; + struct pp_display_clock_request clock_req; + int ret = 0; + + min_clocks.dcef_clock = smu->display_config->min_dcef_set_clk; + min_clocks.dcef_clock_in_sr = smu->display_config->min_dcef_deep_sleep_set_clk; + min_clocks.memory_clock = smu->display_config->min_mem_set_clock; + + if (smu_feature_is_supported(smu, FEATURE_DPM_DCEFCLK_BIT)) { + clock_req.clock_type = amd_pp_dcef_clock; + clock_req.clock_freq_in_khz = min_clocks.dcef_clock * 10; + if (!smu->funcs->display_clock_voltage_request(smu, &clock_req)) { + if (smu_feature_is_supported(smu, FEATURE_DS_DCEFCLK_BIT)) { + ret = smu_send_smc_msg_with_param(smu, + SMU_MSG_SetMinDeepSleepDcefclk, + min_clocks.dcef_clock_in_sr/100); + if (ret) { + pr_err("Attempt to set divider for DCEFCLK Failed!"); + return ret; + } + } + } else { + pr_info("Attempt to set Hard Min for DCEFCLK Failed!"); + } + } + + if (smu_feature_is_enabled(smu, FEATURE_DPM_UCLK_BIT)) { + memtable->dpm_state.hard_min_level = min_clocks.memory_clock/100; + ret = smu_send_smc_msg_with_param(smu, + SMU_MSG_SetHardMinByFreq, + (PPCLK_UCLK << 16) | memtable->dpm_state.hard_min_level); + if (ret) { + pr_err("[%s] Set hard min uclk failed!", __func__); + return ret; + } + } + + return 0; +} + static const struct pptable_funcs vega20_ppt_funcs = { .alloc_dpm_context = vega20_allocate_dpm_context, .store_powerplay_table = vega20_store_powerplay_table, -- 2.11.0