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drm/amd: Hide unsupported power attributes

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Some ASICS only offer one type of power attribute, so in the visible
callback check whether the attributes are supported and hide if not
supported.

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mario Limonciello
2023-08-10 05:32:02 -05:00
committed by Alex Deucher
parent 9366c2e87d
commit 15419813f2
1 changed files with 9 additions and 0 deletions
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drivers/gpu/drm/amd/pm/amdgpu_pm.c
+9
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@@ -3179,6 +3179,7 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
struct amdgpu_device *adev = dev_get_drvdata(dev);
umode_t effective_mode = attr->mode;
uint32_t gc_ver = adev->ip_versions[GC_HWIP][0];
uint32_t tmp;
/* under multi-vf mode, the hwmon attributes are all not supported */
if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
@@ -3264,6 +3265,14 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
(attr == &sensor_dev_attr_power1_average.dev_attr.attr))
return 0;
/* not all products support both average and instantaneous */
if (attr == &sensor_dev_attr_power1_average.dev_attr.attr &&
amdgpu_hwmon_get_sensor_generic(adev, AMDGPU_PP_SENSOR_GPU_AVG_POWER, (void *)&tmp) == -EOPNOTSUPP)
return 0;
if (attr == &sensor_dev_attr_power1_input.dev_attr.attr &&
amdgpu_hwmon_get_sensor_generic(adev, AMDGPU_PP_SENSOR_GPU_INPUT_POWER, (void *)&tmp) == -EOPNOTSUPP)
return 0;
/* hide max/min values if we can't both query and manage the fan */
if (((amdgpu_dpm_set_fan_speed_pwm(adev, U32_MAX) == -EOPNOTSUPP) &&
(amdgpu_dpm_get_fan_speed_pwm(adev, NULL) == -EOPNOTSUPP) &&