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 <Jack.Gui@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 45 insertions, 0 deletions

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,