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drm/amdgpu/navi10: add OD_RANGE for navi overclocking

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So users can see the range of valid values.

Bug: https://gitlab.freedesktop.org/drm/amd/issues/1020
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 5.5.x
This commit is contained in:
Alex Deucher 2020-01-25 11:27:06 -05:00
parent 45826e9c4e
commit ee23a518fd
1 changed files with 59 additions and 0 deletions
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59
drivers/gpu/drm/amd/powerplay/navi10_ppt.c
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@ -739,6 +739,15 @@ static inline bool navi10_od_feature_is_supported(struct smu_11_0_overdrive_tabl
return od_table->cap[feature];
}
static void navi10_od_setting_get_range(struct smu_11_0_overdrive_table *od_table,
enum SMU_11_0_ODSETTING_ID setting,
uint32_t *min, uint32_t *max)
{
if (min)
*min = od_table->min[setting];
if (max)
*max = od_table->max[setting];
}
static int navi10_print_clk_levels(struct smu_context *smu,
enum smu_clk_type clk_type, char *buf)
@ -757,6 +766,7 @@ static int navi10_print_clk_levels(struct smu_context *smu,
OverDriveTable_t *od_table =
(OverDriveTable_t *)table_context->overdrive_table;
struct smu_11_0_overdrive_table *od_settings = smu->od_settings;
uint32_t min_value, max_value;
switch (clk_type) {
case SMU_GFXCLK:
@ -869,6 +879,55 @@ static int navi10_print_clk_levels(struct smu_context *smu,
}
size += sprintf(buf + size, "%d: %uMHz @ %umV\n", i, curve_settings[0], curve_settings[1] / NAVI10_VOLTAGE_SCALE);
}
break;
case SMU_OD_RANGE:
if (!smu->od_enabled || !od_table || !od_settings)
break;
size = sprintf(buf, "%s:\n", "OD_RANGE");
if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODFEATURE_GFXCLK_LIMITS)) {
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_GFXCLKFMIN,
&min_value, NULL);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_GFXCLKFMAX,
NULL, &max_value);
size += sprintf(buf + size, "SCLK: %7uMhz %10uMhz\n",
min_value, max_value);
}
if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODFEATURE_UCLK_MAX)) {
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_UCLKFMAX,
&min_value, &max_value);
size += sprintf(buf + size, "MCLK: %7uMhz %10uMhz\n",
min_value, max_value);
}
if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODFEATURE_GFXCLK_CURVE)) {
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P1,
&min_value, &max_value);
size += sprintf(buf + size, "VDDC_CURVE_SCLK[0]: %7uMhz %10uMhz\n",
min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P1,
&min_value, &max_value);
size += sprintf(buf + size, "VDDC_CURVE_VOLT[0]: %7dmV %11dmV\n",
min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P2,
&min_value, &max_value);
size += sprintf(buf + size, "VDDC_CURVE_SCLK[1]: %7uMhz %10uMhz\n",
min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P2,
&min_value, &max_value);
size += sprintf(buf + size, "VDDC_CURVE_VOLT[1]: %7dmV %11dmV\n",
min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P3,
&min_value, &max_value);
size += sprintf(buf + size, "VDDC_CURVE_SCLK[2]: %7uMhz %10uMhz\n",
min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P3,
&min_value, &max_value);
size += sprintf(buf + size, "VDDC_CURVE_VOLT[2]: %7dmV %11dmV\n",
min_value, max_value);
}
break;
default:
break;