drm/amd/powerplay: retrieve the updated clock table after OD

With OD settings applied, the clock table will be updated accordingly.
We need to retrieve the new clock tables then.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index 4f9bf60..d45cbfe 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -514,6 +514,47 @@ static int vega20_setup_single_dpm_table(struct pp_hwmgr *hwmgr,
        return ret;
 }
 
+static int vega20_setup_gfxclk_dpm_table(struct pp_hwmgr *hwmgr)
+{
+       struct vega20_hwmgr *data =
+                       (struct vega20_hwmgr *)(hwmgr->backend);
+       struct vega20_single_dpm_table *dpm_table;
+       int ret = 0;
+
+       dpm_table = &(data->dpm_table.gfx_table);
+       if (data->smu_features[GNLD_DPM_GFXCLK].enabled) {
+               ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_GFXCLK);
+               PP_ASSERT_WITH_CODE(!ret,
+                               "[SetupDefaultDpmTable] failed to get gfxclk dpm levels!",
+                               return ret);
+       } else {
+               dpm_table->count = 1;
+               dpm_table->dpm_levels[0].value = data->vbios_boot_state.gfx_clock / 100;
+       }
+
+       return ret;
+}
+
+static int vega20_setup_memclk_dpm_table(struct pp_hwmgr *hwmgr)
+{
+       struct vega20_hwmgr *data =
+                       (struct vega20_hwmgr *)(hwmgr->backend);
+       struct vega20_single_dpm_table *dpm_table;
+       int ret = 0;
+
+       dpm_table = &(data->dpm_table.mem_table);
+       if (data->smu_features[GNLD_DPM_UCLK].enabled) {
+               ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_UCLK);
+               PP_ASSERT_WITH_CODE(!ret,
+                               "[SetupDefaultDpmTable] failed to get memclk dpm levels!",
+                               return ret);
+       } else {
+               dpm_table->count = 1;
+               dpm_table->dpm_levels[0].value = data->vbios_boot_state.mem_clock / 100;
+       }
+
+       return ret;
+}
 
 /*
  * This function is to initialize all DPM state tables
@@ -547,28 +588,16 @@ static int vega20_setup_default_dpm_tables(struct pp_hwmgr *hwmgr)
 
        /* gfxclk */
        dpm_table = &(data->dpm_table.gfx_table);
-       if (data->smu_features[GNLD_DPM_GFXCLK].enabled) {
-               ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_GFXCLK);
-               PP_ASSERT_WITH_CODE(!ret,
-                               "[SetupDefaultDpmTable] failed to get gfxclk dpm levels!",
-                               return ret);
-       } else {
-               dpm_table->count = 1;
-               dpm_table->dpm_levels[0].value = data->vbios_boot_state.gfx_clock / 100;
-       }
+       ret = vega20_setup_gfxclk_dpm_table(hwmgr);
+       if (ret)
+               return ret;
        vega20_init_dpm_state(&(dpm_table->dpm_state));
 
        /* memclk */
        dpm_table = &(data->dpm_table.mem_table);
-       if (data->smu_features[GNLD_DPM_UCLK].enabled) {
-               ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_UCLK);
-               PP_ASSERT_WITH_CODE(!ret,
-                               "[SetupDefaultDpmTable] failed to get memclk dpm levels!",
-                               return ret);
-       } else {
-               dpm_table->count = 1;
-               dpm_table->dpm_levels[0].value = data->vbios_boot_state.mem_clock / 100;
-       }
+       ret = vega20_setup_memclk_dpm_table(hwmgr);
+       if (ret)
+               return ret;
        vega20_init_dpm_state(&(dpm_table->dpm_state));
 
        /* eclk */
@@ -1181,6 +1210,9 @@ static int vega20_od8_set_settings(
 {
        OverDriveTable_t od_table;
        int ret = 0;
+       struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
+       struct vega20_od8_single_setting *od8_settings =
+                       data->od8_settings.od8_settings_array;
 
        ret = vega20_copy_table_from_smc(hwmgr, (uint8_t *)(&od_table), TABLE_OVERDRIVE);
        PP_ASSERT_WITH_CODE(!ret,
@@ -1192,6 +1224,10 @@ static int vega20_od8_set_settings(
                od_table.GfxclkFmin = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_FMAX:
+               if (value < od8_settings[OD8_SETTING_GFXCLK_FMAX].min_value ||
+                   value > od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value)
+                       return -EINVAL;
+
                od_table.GfxclkFmax = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_FREQ1:
@@ -1213,6 +1249,9 @@ static int vega20_od8_set_settings(
                od_table.GfxclkVolt3 = (uint16_t)value;
                break;
        case OD8_SETTING_UCLK_FMAX:
+               if (value < od8_settings[OD8_SETTING_UCLK_FMAX].min_value ||
+                   value > od8_settings[OD8_SETTING_UCLK_FMAX].max_value)
+                       return -EINVAL;
                od_table.UclkFmax = (uint16_t)value;
                break;
        case OD8_SETTING_POWER_PERCENTAGE:
@@ -1262,8 +1301,6 @@ static int vega20_set_sclk_od(
                struct pp_hwmgr *hwmgr, uint32_t value)
 {
        struct vega20_hwmgr *data = hwmgr->backend;
-       struct vega20_single_dpm_table *sclk_table =
-                       &(data->dpm_table.gfx_table);
        struct vega20_single_dpm_table *golden_sclk_table =
                        &(data->golden_dpm_table.gfx_table);
        uint32_t od_sclk;
@@ -1278,8 +1315,8 @@ static int vega20_set_sclk_od(
                        "[SetSclkOD] failed to set od gfxclk!",
                        return ret);
 
-       /* refresh gfxclk table */
-       ret = vega20_setup_single_dpm_table(hwmgr, sclk_table, PPCLK_GFXCLK);
+       /* retrieve updated gfxclk table */
+       ret = vega20_setup_gfxclk_dpm_table(hwmgr);
        PP_ASSERT_WITH_CODE(!ret,
                        "[SetSclkOD] failed to refresh gfxclk table!",
                        return ret);
@@ -1309,8 +1346,6 @@ static int vega20_set_mclk_od(
                struct pp_hwmgr *hwmgr, uint32_t value)
 {
        struct vega20_hwmgr *data = hwmgr->backend;
-       struct vega20_single_dpm_table *mclk_table =
-                       &(data->dpm_table.mem_table);
        struct vega20_single_dpm_table *golden_mclk_table =
                        &(data->golden_dpm_table.mem_table);
        uint32_t od_mclk;
@@ -1325,8 +1360,8 @@ static int vega20_set_mclk_od(
                        "[SetMclkOD] failed to set od memclk!",
                        return ret);
 
-       /* refresh memclk table */
-       ret = vega20_setup_single_dpm_table(hwmgr, mclk_table, PPCLK_UCLK);
+       /* retrieve updated memclk table */
+       ret = vega20_setup_memclk_dpm_table(hwmgr);
        PP_ASSERT_WITH_CODE(!ret,
                        "[SetMclkOD] failed to refresh memclk table!",
                        return ret);
@@ -2451,6 +2486,10 @@ static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
                                return -EINVAL;
                        }
 
+                       if ((input_index == 0 && od_table->GfxclkFmin != input_clk) ||
+                           (input_index == 1 && od_table->GfxclkFmax != input_clk))
+                               data->gfxclk_overdrive = true;
+
                        if (input_index == 0)
                                od_table->GfxclkFmin = input_clk;
                        else
@@ -2495,6 +2534,9 @@ static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
                                return -EINVAL;
                        }
 
+                       if (input_index == 1 && od_table->UclkFmax != input_clk)
+                               data->memclk_overdrive = true;
+
                        od_table->UclkFmax = input_clk;
                }
 
@@ -2567,6 +2609,9 @@ static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
                break;
 
        case PP_OD_RESTORE_DEFAULT_TABLE:
+               data->gfxclk_overdrive = false;
+               data->memclk_overdrive = false;
+
                ret = vega20_copy_table_from_smc(hwmgr,
                                (uint8_t *)od_table,
                                TABLE_OVERDRIVE);
@@ -2583,6 +2628,23 @@ static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
                                "Failed to import overdrive table!",
                                return ret);
 
+               /* retrieve updated gfxclk table */
+               if (data->gfxclk_overdrive) {
+                       data->gfxclk_overdrive = false;
+
+                       ret = vega20_setup_gfxclk_dpm_table(hwmgr);
+                       if (ret)
+                               return ret;
+               }
+
+               /* retrieve updated memclk table */
+               if (data->memclk_overdrive) {
+                       data->memclk_overdrive = false;
+
+                       ret = vega20_setup_memclk_dpm_table(hwmgr);
+                       if (ret)
+                               return ret;
+               }
                break;
 
        default:

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.h
index b71a5f2..56fe6a0 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.h
@@ -502,6 +502,8 @@ struct vega20_hwmgr {
 
        /* ---- Overdrive next setting ---- */
        struct vega20_odn_data         odn_data;
+       bool                           gfxclk_overdrive;
+       bool                           memclk_overdrive;
 
        /* ---- Overdrive8 Setting ---- */
        struct vega20_od8_settings     od8_settings;