Demote to debug level one existing thermal-control related event, and
also add two new ones that would otherwise trigger unknown event
warnings. These events are Windows-only for now.
We do report them to userspace in case they become useful in the future.
Signed-off-by: Henrique de Moraes Holschuh <h...@hmh.eng.br>
Reported-by: Jordan Glover <golden_mille...@protonmail.ch>
Tested-by: Jordan Glover <golden_mille...@protonmail.ch>
---
Documentation/laptops/thinkpad-acpi.txt | 2 ++
drivers/platform/x86/thinkpad_acpi.c | 19 +++++++++++++++++--
2 files changed, 19 insertions(+), 2 deletions(-)
diff --git a/Documentation/laptops/thinkpad-acpi.txt
b/Documentation/laptops/thinkpad-acpi.txt
index 00b6dfed573c..6cced88de6da 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -540,8 +540,10 @@ Events that are propagated by the driver to userspace:
0x6021 ALARM: a sensor is too hot
0x6022 ALARM: a sensor is extremely hot
0x6030 System thermal table changed
+0x6032 Thermal Control command set completion (DYTC, Windows)
0x6040 Nvidia Optimus/AC adapter related (TO BE VERIFIED)
0x60C0 X1 Yoga 2016, Tablet mode status changed
+0x60F0 Thermal Transformation changed (GMTS, Windows)
Battery nearly empty alarms are a last resort attempt to get the
operating system to hibernate or shutdown cleanly (0x2313), or shutdown
diff --git a/drivers/platform/x86/thinkpad_acpi.c
b/drivers/platform/x86/thinkpad_acpi.c
index da1ca4856ea1..cf25f0121d3b 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -212,7 +212,12 @@ enum tpacpi_hkey_event_t {
TP_HKEY_EV_ALARM_BAT_XHOT = 0x6012, /* battery critically hot */
TP_HKEY_EV_ALARM_SENSOR_HOT = 0x6021, /* sensor too hot */
TP_HKEY_EV_ALARM_SENSOR_XHOT = 0x6022, /* sensor critically hot */
- TP_HKEY_EV_THM_TABLE_CHANGED = 0x6030, /* thermal table changed */
+ TP_HKEY_EV_THM_TABLE_CHANGED = 0x6030, /* windows; thermal table
changed */
+ TP_HKEY_EV_THM_CSM_COMPLETED = 0x6032, /* windows; thermal control
set
+ * command completed. Related
to
+ * AML DYTC */
+ TP_HKEY_EV_THM_TRANSFM_CHANGED = 0x60F0, /* windows; thermal
transformation
+ * changed. Related to AML
GMTS */
/* AC-related events */
TP_HKEY_EV_AC_CHANGED = 0x6040, /* AC status changed */
@@ -4042,7 +4047,17 @@ static bool hotkey_notify_6xxx(const u32 hkey,
switch (hkey) {
case TP_HKEY_EV_THM_TABLE_CHANGED:
- pr_info("EC reports that Thermal Table has changed\n");
+ pr_debug("EC reports: Thermal Table has changed\n");
+ /* recommended action: do nothing, we don't have
+ * Lenovo ATM information */
+ return true;
+ case TP_HKEY_EV_THM_CSM_COMPLETED:
+ pr_debug("EC reports: Thermal Control Command set completed
(DYTC)\n");
+ /* recommended action: do nothing, we don't have
+ * Lenovo ATM information */
+ return true;
+ case TP_HKEY_EV_THM_TRANSFM_CHANGED:
+ pr_debug("EC reports: Thermal Transformation changed (GMTS)\n");
/* recommended action: do nothing, we don't have
* Lenovo ATM information */
return true;
--
2.11.0
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