The SW CTF delayed work handler triggers a shutdown if a sensor
read failed for any reason.
The specific circumstance of a busy sensor should be retried
however to ensure that a good value can be returned.
Signed-off-by: Mario Limonciello <mario.limoncie...@amd.com>
---
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index b259e67a229b..ed4feac83b46 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1179,6 +1179,12 @@ static void smu_swctf_delayed_work_handler(struct
work_struct *work)
case 0:
if (hotspot_tmp / 1000 < range->software_shutdown_temp)
return;
+ case -EBUSY:
+ dev_warn(adev->dev, "Unable to read hotspot sensor,
retrying in %d ms\n",
+ AMDGPU_SWCTF_EXTRA_DELAY);
+ schedule_delayed_work(&smu->swctf_delayed_work,
+
msecs_to_jiffies(AMDGPU_SWCTF_EXTRA_DELAY));
+ return;
default:
dev_err(adev->dev, "Failed to read hotspot temperature:
%d\n", r);
}
--
2.34.1
