[PATCH 2/2] drm/amd/pm: Add GC v9.4.3 thermal limits to hwmon
Lijo Lazar
lijo.lazar at amd.com
Wed Sep 20 10:40:27 UTC 2023
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 at amd.com>
---
drivers/gpu/drm/amd/pm/amdgpu_pm.c | 19 ++++++++++++-------
1 file changed, 12 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index 2807f3bd9ebe..5d84cdcd7c0e 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -3353,15 +3353,20 @@ 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 ||
--
2.25.1
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