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authorBastien Nocera <hadess@hadess.net>2023-03-02 13:55:55 +0300
committerBenjamin Tissoires <benjamin.tissoires@redhat.com>2023-04-03 14:30:48 +0300
commitd9d5623f37c0a2c05b66a2a41fdbc7f90055fdc1 (patch)
tree05c7ad70b4e49ecb6deb10920911a39bd8f9f2dc /drivers/hid
parent0a4db185f0788dfc828512d0004c468921bf6c0a (diff)
downloadlinux-d9d5623f37c0a2c05b66a2a41fdbc7f90055fdc1.tar.xz
HID: logitech-hidpp: Set wireless_status for G935 receiver
Set the USB interface "wireless_status" for the G935 receiver when receiving battery notifications. This will allow sound daemons such as Pipewire or PulseAudio to know whether or not the headset is turned on and connected. Signed-off-by: Bastien Nocera <hadess@hadess.net> Link: https://lore.kernel.org/r/20230302105555.51417-6-hadess@hadess.net Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/hid-logitech-hidpp.c26
1 files changed, 25 insertions, 1 deletions
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index f988c4737fb3..0fcfd85fea0f 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -74,6 +74,7 @@ MODULE_PARM_DESC(disable_tap_to_click,
#define HIDPP_QUIRK_HIDPP_EXTRA_MOUSE_BTNS BIT(27)
#define HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS BIT(28)
#define HIDPP_QUIRK_HI_RES_SCROLL_1P0 BIT(29)
+#define HIDPP_QUIRK_WIRELESS_STATUS BIT(30)
/* These are just aliases for now */
#define HIDPP_QUIRK_KBD_SCROLL_WHEEL HIDPP_QUIRK_HIDPP_WHEELS
@@ -473,6 +474,26 @@ static void hidpp_prefix_name(char **name, int name_length)
*name = new_name;
}
+/*
+ * Updates the USB wireless_status based on whether the headset
+ * is turned on and reachable.
+ */
+static void hidpp_update_usb_wireless_status(struct hidpp_device *hidpp)
+{
+ struct hid_device *hdev = hidpp->hid_dev;
+ struct usb_interface *intf;
+
+ if (!(hidpp->quirks & HIDPP_QUIRK_WIRELESS_STATUS))
+ return;
+ if (!hid_is_usb(hdev))
+ return;
+
+ intf = to_usb_interface(hdev->dev.parent);
+ usb_set_wireless_status(intf, hidpp->battery.online ?
+ USB_WIRELESS_STATUS_CONNECTED :
+ USB_WIRELESS_STATUS_DISCONNECTED);
+}
+
/**
* hidpp_scroll_counter_handle_scroll() - Send high- and low-resolution scroll
* events given a high-resolution wheel
@@ -1920,6 +1941,7 @@ static int hidpp20_query_adc_measurement_info_1f20(struct hidpp_device *hidpp)
&hidpp->battery.voltage);
hidpp->battery.capacity = hidpp20_map_adc_measurement_1f20_capacity(hidpp->hid_dev,
hidpp->battery.voltage);
+ hidpp_update_usb_wireless_status(hidpp);
return 0;
}
@@ -1944,6 +1966,7 @@ static int hidpp20_adc_measurement_event_1f20(struct hidpp_device *hidpp,
hidpp->battery.capacity = hidpp20_map_adc_measurement_1f20_capacity(hidpp->hid_dev, voltage);
if (hidpp->battery.ps)
power_supply_changed(hidpp->battery.ps);
+ hidpp_update_usb_wireless_status(hidpp);
}
return 0;
}
@@ -4595,7 +4618,8 @@ static const struct hid_device_id hidpp_devices[] = {
HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, 0xC088) },
{ /* G935 Gaming Headset */
- HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, 0x0a87) },
+ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, 0x0a87),
+ .driver_data = HIDPP_QUIRK_WIRELESS_STATUS },
{ /* MX5000 keyboard over Bluetooth */
HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb305),