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[3/3] UBUNTU: SAUCE: thermal: intel: intel_pch_thermal: Indicate userspace usage

Message ID 20201129173506.738561-4-kai.heng.feng@canonical.com
State New
Headers show
Series Prevent thermal shutdown during boot process | expand

Commit Message

Kai-Heng Feng Nov. 29, 2020, 5:35 p.m. UTC 
BugLink: https://bugs.launchpad.net/bugs/1906168

The device isn't present under ACPI ThermalZone, and there's a dedicated
userspace daemon for this thermal device.

Let thermal core know it shouldn't handle trips to avoid surprising
thermal shutdown.

Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
---
 drivers/thermal/intel/intel_pch_thermal.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/thermal/intel/intel_pch_thermal.c b/drivers/thermal/intel/intel_pch_thermal.c
index 56401fd4708d..591f54633343 100644
--- a/drivers/thermal/intel/intel_pch_thermal.c
+++ b/drivers/thermal/intel/intel_pch_thermal.c
@@ -269,6 +269,10 @@  static struct thermal_zone_device_ops tzd_ops = {
 	.get_trip_temp = pch_get_trip_temp,
 };
 
+static struct thermal_zone_params tzd_params = {
+	.userspace = true,
+};
+
 enum board_ids {
 	board_hsw,
 	board_wpt,
@@ -345,7 +349,7 @@  static int intel_pch_thermal_probe(struct pci_dev *pdev,
 		goto error_cleanup;
 
 	ptd->tzd = thermal_zone_device_register(bi->name, nr_trips, 0, ptd,
-						&tzd_ops, NULL, 0, 0);
+						&tzd_ops, &tzd_params, 0, 0);
 	if (IS_ERR(ptd->tzd)) {
 		dev_err(&pdev->dev, "Failed to register thermal zone %s\n",
 			bi->name);