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HID: uclogic: Add support for UC-Logic TWHA60 v3 

Add support for the third version of UC-Logic TWHA60, which has
three interfaces and responds to initialization.

Signed-off-by: Nikolai Kondrashov <spbnick@gmail.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
steinar/wifi_calib_4_9_kernel
Nikolai Kondrashov 2016-09-14 21:38:20 +03:00 committed by Jiri Kosina
parent 6e02633463
commit 3202bb7fb0
1 changed files with 23 additions and 0 deletions
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23
drivers/hid/hid-uclogic.c
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@ -938,6 +938,7 @@ static int uclogic_probe(struct hid_device *hdev,
{
int rc;
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
struct usb_device *udev = hid_to_usb_dev(hdev);
struct uclogic_drvdata *drvdata;
/*
@ -988,6 +989,28 @@ static int uclogic_probe(struct hid_device *hdev,
drvdata->ignore_pen_usage = true;
}
break;
case USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60:
/*
* If it is the three-interface version, which is known to
* respond to initialization.
*/
if (udev->config->desc.bNumInterfaces == 3) {
/* If it is the pen interface */
if (intf->cur_altsetting->desc.bInterfaceNumber == 0) {
rc = uclogic_tablet_enable(hdev);
if (rc) {
hid_err(hdev, "tablet enabling failed\n");
return rc;
}
drvdata->invert_pen_inrange = true;
rc = uclogic_button_enable(hdev);
drvdata->has_virtual_pad_interface = !rc;
} else {
drvdata->ignore_pen_usage = true;
}
}
break;
}
rc = hid_parse(hdev);