[PATCH] drm/amdgpu: skip crit temperature values on APU

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It doesn't expose PPTable descriptor on APU platform. So max/min
temperature values cannot be got from APU platform.

Signed-off-by: Huang Rui <ray.huang@xxxxxxx>
---

This patch needs to backport to stable tree.

Thanks,
Ray

---
 drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 5f20cadee343..65ddf575ccbc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -3212,6 +3212,12 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
 	     attr == &sensor_dev_attr_fan1_enable.dev_attr.attr))
 		return 0;
 
+	/* Skip crit temp on APU */
+	if ((adev->flags & AMD_IS_APU) && (adev->family >= AMDGPU_FAMILY_RV) &&
+	    (attr == &sensor_dev_attr_temp1_crit.dev_attr.attr ||
+	     attr == &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr))
+		return 0;
+
 	/* Skip limit attributes if DPM is not enabled */
 	if (!adev->pm.dpm_enabled &&
 	    (attr == &sensor_dev_attr_temp1_crit.dev_attr.attr ||
-- 
2.25.1

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