diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2020-01-25 11:27:06 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-02-04 10:37:51 -0500 |
| commit | ee23a518fdc2c1dd1aaaf3a2c7ffdd6c83b396ec (patch) | |
| tree | 183041a22b490c3874f60ce3a7c7f9478b2cfd87 /drivers/gpu | |
| parent | 45826e9c4e9e952db43053f4fbed58ec602a410f (diff) | |
drm/amdgpu/navi10: add OD_RANGE for navi overclocking
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
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c index 7c3629f64419..a0a6dc2c190a 100644 --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c @@ -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: @@ -870,6 +880,55 @@ 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; } |