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HID: waltop: add support for Waltop Slim Tablet 12.1 inch
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Add support for Waltop Slim Tablet 12.1 inch by fixing its report descriptor.
This mainly fixes button reporting.

This tablet is also sold as Genius G-Pen F610.
Other possible names of this tablet: VisTablet Original 12", Adesso CyberTablet
Z12, Adesso CT-Z12A, PenPower Tooya Pro, Aiptek Slim 12.1 Inch

Signed-off-by: Nikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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Nikolai Kondrashov authored and Jiri Kosina committed Oct 1, 2010
1 parent 67168fd commit 00e7f96
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Showing 3 changed files with 210 additions and 0 deletions.
1 change: 1 addition & 0 deletions drivers/hid/hid-core.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1383,6 +1383,7 @@ static const struct hid_device_id hid_blacklist[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
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1 change: 1 addition & 0 deletions drivers/hid/hid-ids.h
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Expand Up @@ -521,6 +521,7 @@

#define USB_VENDOR_ID_WALTOP 0x172f
#define USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH 0x0032
#define USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH 0x0034
#define USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH 0x0501
#define USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH 0x0500

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208 changes: 208 additions & 0 deletions drivers/hid/hid-waltop.c
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Original file line number Diff line number Diff line change
Expand Up @@ -223,6 +223,206 @@ static __u8 slim_tablet_5_8_inch_rdesc_fixed[] = {
0xC0 /* End Collection */
};

/*
* Original Slim Tablet 12.1 inch report descriptor.
*
* The descriptor is similar to the Slim Tablet 5.8 inch descriptor with the
* addition of a keyboard report, seemingly unused. It may have get here
* from a Media Tablet - probably an unimplemented feature.
*
* Usage Page (Desktop), ; Generic desktop controls (01h)
* Usage (Mouse), ; Mouse (02h, application collection)
* Collection (Application),
* Report ID (1),
* Usage (Pointer), ; Pointer (01h, physical collection)
* Collection (Physical),
* Usage Page (Button), ; Button (09h)
* Usage Minimum (01h),
* Usage Maximum (05h),
* Logical Minimum (0),
* Logical Maximum (1),
* Report Size (1),
* Report Count (5),
* Input (Variable),
* Report Size (3),
* Report Count (1),
* Input (Constant, Variable),
* Usage Page (Desktop), ; Generic desktop controls (01h)
* Usage (X), ; X (30h, dynamic value)
* Usage (Y), ; Y (31h, dynamic value)
* Usage (Wheel), ; Wheel (38h, dynamic value)
* Logical Minimum (-127),
* Logical Maximum (127),
* Report Size (8),
* Report Count (3),
* Input (Variable, Relative),
* End Collection,
* End Collection,
* Usage Page (Digitizer), ; Digitizer (0Dh)
* Usage (Pen), ; Pen (02h, application collection)
* Collection (Application),
* Report ID (2),
* Usage (Stylus), ; Stylus (20h, logical collection)
* Collection (Physical),
* Usage (00h),
* Logical Minimum (0),
* Logical Maximum (255),
* Report Size (8),
* Report Count (7),
* Input (Variable),
* Usage (Azimuth), ; Azimuth (3Fh, dynamic value)
* Usage (Altitude), ; Altitude (40h, dynamic value)
* Logical Minimum (0),
* Logical Maximum (255),
* Report Size (8),
* Report Count (2),
* Feature (Variable),
* End Collection,
* Report ID (5),
* Usage Page (Digitizer), ; Digitizer (0Dh)
* Usage (Stylus), ; Stylus (20h, logical collection)
* Collection (Physical),
* Usage (00h),
* Logical Minimum (0),
* Logical Maximum (255),
* Report Size (8),
* Report Count (7),
* Input (Variable),
* End Collection,
* Report ID (10),
* Usage Page (Digitizer), ; Digitizer (0Dh)
* Usage (Stylus), ; Stylus (20h, logical collection)
* Collection (Physical),
* Usage (00h),
* Logical Minimum (0),
* Logical Maximum (255),
* Report Size (8),
* Report Count (3),
* Input (Variable),
* End Collection,
* Report ID (16),
* Usage (Stylus), ; Stylus (20h, logical collection)
* Collection (Physical),
* Usage (Tip Switch), ; Tip switch (42h, momentary control)
* Usage (Barrel Switch), ; Barrel switch (44h, momentary control)
* Usage (Invert), ; Invert (3Ch, momentary control)
* Usage (Eraser), ; Eraser (45h, momentary control)
* Usage (In Range), ; In range (32h, momentary control)
* Logical Minimum (0),
* Logical Maximum (1),
* Report Size (1),
* Report Count (5),
* Input (Variable),
* Report Count (3),
* Input (Constant, Variable),
* Usage Page (Desktop), ; Generic desktop controls (01h)
* Usage (X), ; X (30h, dynamic value)
* Report Size (16),
* Report Count (1),
* Push,
* Unit Exponent (13),
* Unit (Inch^3),
* Logical Minimum (0),
* Logical Maximum (20000),
* Physical Minimum (0),
* Physical Maximum (20000),
* Input (Variable),
* Usage (Y), ; Y (31h, dynamic value)
* Logical Maximum (12500),
* Physical Maximum (12500),
* Input (Variable),
* Usage Page (Digitizer), ; Digitizer (0Dh)
* Usage (Tip Pressure), ; Tip pressure (30h, dynamic value)
* Logical Minimum (0),
* Logical Maximum (1023),
* Physical Minimum (0),
* Physical Maximum (1023),
* Input (Variable),
* End Collection,
* End Collection,
* Usage Page (Desktop), ; Generic desktop controls (01h)
* Usage (Keyboard), ; Keyboard (06h, application collection)
* Collection (Application),
* Report ID (13),
* Usage Page (Keyboard), ; Keyboard/keypad (07h)
* Usage Minimum (KB Leftcontrol), ; Keyboard left control
* ; (E0h, dynamic value)
* Usage Maximum (KB Right GUI), ; Keyboard right GUI (E7h, dynamic value)
* Logical Minimum (0),
* Logical Maximum (1),
* Report Size (1),
* Report Count (8),
* Input (Variable),
* Report Size (8),
* Report Count (1),
* Input (Constant),
* Usage Page (Keyboard), ; Keyboard/keypad (07h)
* Usage Minimum (None), ; No event (00h, selector)
* Usage Maximum (KB Application), ; Keyboard Application (65h, selector)
* Logical Minimum (0),
* Logical Maximum (101),
* Report Size (8),
* Report Count (5),
* Input,
* End Collection
*/

/* Size of the original report descriptor of Slim Tablet 12.1 inch */
#define SLIM_TABLET_12_1_INCH_RDESC_ORIG_SIZE 269

/*
* Fixed Slim Tablet 12.1 inch descriptor.
*
* All the reports except the stylus report (ID 16) were removed as unused.
* The stylus buttons description was fixed.
*/
static __u8 slim_tablet_12_1_inch_rdesc_fixed[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x10, /* Report ID (16), */
0x09, 0x20, /* Usage (Stylus), */
0xA0, /* Collection (Physical), */
0x09, 0x42, /* Usage (Tip Switch), */
0x09, 0x44, /* Usage (Barrel Switch), */
0x09, 0x46, /* Usage (Tablet Pick), */
0x15, 0x01, /* Logical Minimum (1), */
0x25, 0x03, /* Logical Maximum (3), */
0x75, 0x04, /* Report Size (4), */
0x95, 0x01, /* Report Count (1), */
0x80, /* Input, */
0x09, 0x32, /* Usage (In Range), */
0x14, /* Logical Minimum (0), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x03, /* Report Count (3), */
0x81, 0x03, /* Input (Constant, Variable), */
0x75, 0x10, /* Report Size (16), */
0x95, 0x01, /* Report Count (1), */
0x14, /* Logical Minimum (0), */
0xA4, /* Push, */
0x05, 0x01, /* Usage Page (Desktop), */
0x65, 0x13, /* Unit (Inch), */
0x55, 0xFD, /* Unit Exponent (-3), */
0x34, /* Physical Minimum (0), */
0x09, 0x30, /* Usage (X), */
0x46, 0x10, 0x27, /* Physical Maximum (10000), */
0x26, 0x20, 0x4E, /* Logical Maximum (20000), */
0x81, 0x02, /* Input (Variable), */
0x09, 0x31, /* Usage (Y), */
0x46, 0x6A, 0x18, /* Physical Maximum (6250), */
0x26, 0xD4, 0x30, /* Logical Maximum (12500), */
0x81, 0x02, /* Input (Variable), */
0xB4, /* Pop, */
0x09, 0x30, /* Usage (Tip Pressure), */
0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
0x81, 0x02, /* Input (Variable), */
0xC0, /* End Collection, */
0xC0 /* End Collection */
};

/*
* Original Media Tablet 10.6 inch report descriptor.
*
Expand Down Expand Up @@ -843,6 +1043,12 @@ static __u8 *waltop_report_fixup(struct hid_device *hdev, __u8 *rdesc,
*rsize = sizeof(slim_tablet_5_8_inch_rdesc_fixed);
}
break;
case USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH:
if (*rsize == SLIM_TABLET_12_1_INCH_RDESC_ORIG_SIZE) {
rdesc = slim_tablet_12_1_inch_rdesc_fixed;
*rsize = sizeof(slim_tablet_12_1_inch_rdesc_fixed);
}
break;
case USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH:
if (*rsize == MEDIA_TABLET_10_6_INCH_RDESC_ORIG_SIZE) {
rdesc = media_tablet_10_6_inch_rdesc_fixed;
Expand All @@ -862,6 +1068,8 @@ static __u8 *waltop_report_fixup(struct hid_device *hdev, __u8 *rdesc,
static const struct hid_device_id waltop_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
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