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HID: wacom: generic: Add support for vendor-defined "Fingerwheel" usage

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The airbrush fingerwheel does not have a usage that corresponds cleanly
with a standard HID usage, so we add explicit support for it via its
vendor-defined usage.

Signed-off-by: Jason Gerecke <jason.gerecke@wacom.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Jason Gerecke 2016-10-19 18:03:45 -07:00 committed by Jiri Kosina
parent b5c921e6c3
commit 929d6d5d22
2 changed files with 4 additions and 0 deletions
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3
drivers/hid/wacom_wac.c
View file

@ -1539,6 +1539,9 @@ static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
case HID_DG_TOOLSERIALNUMBER:
wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
break;
case WACOM_HID_WD_FINGERWHEEL:
wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
break;
}
}

1
drivers/hid/wacom_wac.h
View file

@ -89,6 +89,7 @@
#define WACOM_HID_SP_DIGITIZERINFO 0x00100000
#define WACOM_HID_WD_DIGITIZER (WACOM_HID_UP_WACOMDIGITIZER | 0x01)
#define WACOM_HID_WD_DISTANCE (WACOM_HID_UP_WACOMDIGITIZER | 0x0132)
#define WACOM_HID_WD_FINGERWHEEL (WACOM_HID_UP_WACOMDIGITIZER | 0x0d03)
#define WACOM_HID_WD_DATAMODE (WACOM_HID_UP_WACOMDIGITIZER | 0x1002)
#define WACOM_HID_UP_G9 0xff090000
#define WACOM_HID_G9_PEN (WACOM_HID_UP_G9 | 0x02)