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drm/amd/pm: Add GC v9.4.3 thermal limits to hwmon

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Publish max operating temperature of SOC and memory as temp*_emergency
nodes in hwmon. temp*_crit will show the throttle temperature limits.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar 2023-09-20 15:49:30 +05:30 committed by Alex Deucher
parent df7a280852
commit 9cff0879ae
1 changed files with 12 additions and 7 deletions
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19
drivers/gpu/drm/amd/pm/amdgpu_pm.c
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@ -3423,15 +3423,20 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
return 0;
/* hotspot temperature for gc 9,4,3*/
if ((gc_ver == IP_VERSION(9, 4, 3)) &&
(attr == &sensor_dev_attr_temp1_input.dev_attr.attr ||
attr == &sensor_dev_attr_temp1_label.dev_attr.attr))
return 0;
if (gc_ver == IP_VERSION(9, 4, 3)) {
if (attr == &sensor_dev_attr_temp1_input.dev_attr.attr ||
attr == &sensor_dev_attr_temp1_emergency.dev_attr.attr ||
attr == &sensor_dev_attr_temp1_label.dev_attr.attr)
return 0;
if (attr == &sensor_dev_attr_temp2_emergency.dev_attr.attr ||
attr == &sensor_dev_attr_temp3_emergency.dev_attr.attr)
return attr->mode;
}
/* only SOC15 dGPUs support hotspot and mem temperatures */
if (((adev->flags & AMD_IS_APU) || gc_ver < IP_VERSION(9, 0, 0) ||
(gc_ver == IP_VERSION(9, 4, 3))) &&
(attr == &sensor_dev_attr_temp2_crit_hyst.dev_attr.attr ||
if (((adev->flags & AMD_IS_APU) || gc_ver < IP_VERSION(9, 0, 0)) &&
(attr == &sensor_dev_attr_temp2_crit_hyst.dev_attr.attr ||
attr == &sensor_dev_attr_temp3_crit_hyst.dev_attr.attr ||
attr == &sensor_dev_attr_temp1_emergency.dev_attr.attr ||
attr == &sensor_dev_attr_temp2_emergency.dev_attr.attr ||