diff options
| author | Thomas Weißschuh | 2022-12-21 17:59:49 +0000 |
|---|---|---|
| committer | Hans de Goede | 2023-01-12 19:35:51 +0100 |
| commit | c874b6de4cdfa2822a07b479887cd5f87fb5d078 (patch) | |
| tree | f91fd89704d1cde9f95f94d79c3689a1991edc58 /drivers | |
| parent | db9494895b405bf318dc7e563dee6daa51b3b6ed (diff) | |
platform/x86: asus-wmi: Add quirk wmi_ignore_fan
Some laptops have a fan device listed in their ACPI tables but do not
actually contain a fan.
Introduce a quirk that can be used to override the fan detection logic.
This was observed with a ASUS VivoBook E410MA running firmware
E410MAB.304.
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20221221-asus-fan-v1-1-e07f3949725b@weissschuh.net
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/platform/x86/asus-wmi.c | 4 | ||||
| -rw-r--r-- | drivers/platform/x86/asus-wmi.h | 1 |
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index 6f81b2844dcb..4a289ca7e76c 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -2243,7 +2243,9 @@ static int asus_wmi_fan_init(struct asus_wmi *asus) asus->fan_type = FAN_TYPE_NONE; asus->agfn_pwm = -1; - if (asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_CPU_FAN_CTRL)) + if (asus->driver->quirks->wmi_ignore_fan) + asus->fan_type = FAN_TYPE_NONE; + else if (asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_CPU_FAN_CTRL)) asus->fan_type = FAN_TYPE_SPEC83; else if (asus_wmi_has_agfn_fan(asus)) asus->fan_type = FAN_TYPE_AGFN; diff --git a/drivers/platform/x86/asus-wmi.h b/drivers/platform/x86/asus-wmi.h index 65316998b898..a478ebfd34df 100644 --- a/drivers/platform/x86/asus-wmi.h +++ b/drivers/platform/x86/asus-wmi.h @@ -38,6 +38,7 @@ struct quirk_entry { bool store_backlight_power; bool wmi_backlight_set_devstate; bool wmi_force_als_set; + bool wmi_ignore_fan; enum asus_wmi_tablet_switch_mode tablet_switch_mode; int wapf; /* |