[PATCH 109/138] drm/amd/powerplay: get overdrive clock and voltage information
Huang Rui
ray.huang at amd.com
Fri Jan 25 10:25:16 UTC 2019
From: Likun Gao <Likun.Gao at amd.com>
Add sys interface to get overdrive clock and voltage information for
smu11.
Signed-off-by: Likun Gao <Likun.Gao at amd.com>
Reviewed-by: Kevin Wang <kevin1.wang at amd.com>
Reviewed-by: Evan Quan <evan.quan at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 8 ++-
drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 99 ++++++++++++++++++++++++++++++
2 files changed, 106 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 90f06ab..a78b9e6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -658,7 +658,13 @@ static ssize_t amdgpu_get_pp_od_clk_voltage(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private;
uint32_t size = 0;
- if (adev->powerplay.pp_funcs->print_clock_levels) {
+ if (is_support_sw_smu(adev)) {
+ size = smu_print_clk_levels(&adev->smu, OD_SCLK, buf);
+ size += smu_print_clk_levels(&adev->smu, OD_MCLK, buf+size);
+ size += smu_print_clk_levels(&adev->smu, OD_VDDC_CURVE, buf+size);
+ size += smu_print_clk_levels(&adev->smu, OD_RANGE, buf+size);
+ return size;
+ } else if (adev->powerplay.pp_funcs->print_clock_levels) {
size = amdgpu_dpm_print_clock_levels(adev, OD_SCLK, buf);
size += amdgpu_dpm_print_clock_levels(adev, OD_MCLK, buf+size);
size += amdgpu_dpm_print_clock_levels(adev, OD_VDDC_CURVE, buf+size);
diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
index 42eb828..b9f4e7b 100644
--- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
@@ -678,8 +678,13 @@ static int vega20_print_clk_levels(struct smu_context *smu,
int ret = 0;
struct pp_clock_levels_with_latency clocks;
struct vega20_single_dpm_table *single_dpm_table;
+ struct smu_table_context *table_context = &smu->smu_table;
struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
struct vega20_dpm_table *dpm_table = NULL;
+ struct vega20_od8_settings *od8_settings =
+ (struct vega20_od8_settings *)table_context->od8_settings;
+ OverDriveTable_t *od_table =
+ (OverDriveTable_t *)(table_context->overdrive_table);
dpm_table = smu_dpm->dpm_context;
@@ -725,6 +730,100 @@ static int vega20_print_clk_levels(struct smu_context *smu,
(clocks.data[i].clocks_in_khz == now * 10)
? "*" : "");
break;
+
+ case OD_SCLK:
+ if (od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMIN].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMAX].feature_id) {
+ size = sprintf(buf, "%s:\n", "OD_SCLK");
+ size += sprintf(buf + size, "0: %10uMhz\n",
+ od_table->GfxclkFmin);
+ size += sprintf(buf + size, "1: %10uMhz\n",
+ od_table->GfxclkFmax);
+ }
+
+ break;
+
+ case OD_MCLK:
+ if (od8_settings->od8_settings_array[OD8_SETTING_UCLK_FMAX].feature_id) {
+ size = sprintf(buf, "%s:\n", "OD_MCLK");
+ size += sprintf(buf + size, "1: %10uMhz\n",
+ od_table->UclkFmax);
+ }
+
+ break;
+
+ case OD_VDDC_CURVE:
+ if (od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ1].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ2].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ3].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id) {
+ size = sprintf(buf, "%s:\n", "OD_VDDC_CURVE");
+ size += sprintf(buf + size, "0: %10uMhz %10dmV\n",
+ od_table->GfxclkFreq1,
+ od_table->GfxclkVolt1 / VOLTAGE_SCALE);
+ size += sprintf(buf + size, "1: %10uMhz %10dmV\n",
+ od_table->GfxclkFreq2,
+ od_table->GfxclkVolt2 / VOLTAGE_SCALE);
+ size += sprintf(buf + size, "2: %10uMhz %10dmV\n",
+ od_table->GfxclkFreq3,
+ od_table->GfxclkVolt3 / VOLTAGE_SCALE);
+ }
+
+ break;
+
+ case OD_RANGE:
+ size = sprintf(buf, "%s:\n", "OD_RANGE");
+
+ if (od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMIN].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMAX].feature_id) {
+ size += sprintf(buf + size, "SCLK: %7uMhz %10uMhz\n",
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMIN].min_value,
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMAX].max_value);
+ }
+
+ if (od8_settings->od8_settings_array[OD8_SETTING_UCLK_FMAX].feature_id) {
+ single_dpm_table = &(dpm_table->mem_table);
+ ret = vega20_get_clk_table(smu, &clocks, single_dpm_table);
+ if (ret) {
+ pr_err("Attempt to get memory clk levels Failed!");
+ return ret;
+ }
+
+ size += sprintf(buf + size, "MCLK: %7uMhz %10uMhz\n",
+ clocks.data[0].clocks_in_khz / 1000,
+ od8_settings->od8_settings_array[OD8_SETTING_UCLK_FMAX].max_value);
+ }
+
+ if (od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ1].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ2].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ3].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id &&
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id) {
+ size += sprintf(buf + size, "VDDC_CURVE_SCLK[0]: %7uMhz %10uMhz\n",
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ1].min_value,
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ1].max_value);
+ size += sprintf(buf + size, "VDDC_CURVE_VOLT[0]: %7dmV %11dmV\n",
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].min_value,
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].max_value);
+ size += sprintf(buf + size, "VDDC_CURVE_SCLK[1]: %7uMhz %10uMhz\n",
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ2].min_value,
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ2].max_value);
+ size += sprintf(buf + size, "VDDC_CURVE_VOLT[1]: %7dmV %11dmV\n",
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].min_value,
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].max_value);
+ size += sprintf(buf + size, "VDDC_CURVE_SCLK[2]: %7uMhz %10uMhz\n",
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ3].min_value,
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ3].max_value);
+ size += sprintf(buf + size, "VDDC_CURVE_VOLT[2]: %7dmV %11dmV\n",
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].min_value,
+ od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].max_value);
+ }
+
+ break;
+
default:
break;
}
--
2.7.4
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