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From 28156584df1e52fca5391d5d9fd25cd0fc02af5e Mon Sep 17 00:00:00 2001
From: Chengming Gui <Jack.Gui@amd.com>
Date: Fri, 18 Jan 2019 10:01:10 +0800
Subject: [PATCH 1451/2940] 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>
---
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,
--
2.17.1
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