diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hid/hid-asus.c | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c index f778387c3c55..7d2189916565 100644 --- a/drivers/hid/hid-asus.c +++ b/drivers/hid/hid-asus.c @@ -64,6 +64,9 @@ MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad"); #define ASUS_SPURIOUS_CODE_0X8A 0x8a #define ASUS_SPURIOUS_CODE_0X9E 0x9e +/* Special key codes */ +#define ASUS_FAN_CTRL_KEY_CODE 0xae + #define SUPPORT_KBD_BACKLIGHT BIT(0) #define MAX_TOUCH_MAJOR 8 @@ -378,12 +381,34 @@ static int asus_raw_event(struct hid_device *hdev, if (report->id == FEATURE_KBD_LED_REPORT_ID1 || report->id == FEATURE_KBD_LED_REPORT_ID2) return -1; if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD) { - /* - * ASUS ROG laptops send these codes during normal operation - * with no discernable reason. Filter them out to avoid - * unmapped warning messages. - */ if (report->id == FEATURE_KBD_REPORT_ID) { + /* + * Fn+F5 fan control key - try to send WMI event to toggle fan mode. + * If successful, block the event from reaching userspace. + * If asus-wmi is unavailable or the call fails, let the event + * pass to userspace so it can implement its own fan control. + */ + if (data[1] == ASUS_FAN_CTRL_KEY_CODE) { + int ret = asus_wmi_send_event(drvdata, ASUS_FAN_CTRL_KEY_CODE); + + if (ret == 0) { + /* Successfully handled by asus-wmi, block event */ + return -1; + } + + /* + * Warn if asus-wmi failed (but not if it's unavailable). + * Let the event reach userspace in all failure cases. + */ + if (ret != -ENODEV) + hid_warn(hdev, "Failed to notify asus-wmi: %d\n", ret); + } + + /* + * ASUS ROG laptops send these codes during normal operation + * with no discernable reason. Filter them out to avoid + * unmapped warning messages. + */ if (data[1] == ASUS_SPURIOUS_CODE_0XEA || data[1] == ASUS_SPURIOUS_CODE_0XEC || data[1] == ASUS_SPURIOUS_CODE_0X02 || |