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Commit 4fdc18d1 authored by Nikolai Kondrashov's avatar Nikolai Kondrashov Committed by Jiri Kosina
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HID: waltop: Add support for Waltop Q Pad



Add support for Waltop Q Pad by fixing its report descriptor.

This tablet is also sold as Aiptek HyperPen Mini. Other possible names
include: NGS Flexi Style, VisTablet PenPad, iVistaTablet Q Flex Pad, Bravod
Q-PD65-S.

Signed-off-by: default avatarNikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 2701eaab
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+1 −0
Original line number Diff line number Diff line
@@ -1558,6 +1558,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_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_Q_PAD) },
	{ 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_XAT, USB_DEVICE_ID_XAT_CSR) },
+1 −0
Original line number Diff line number Diff line
@@ -707,6 +707,7 @@
#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_Q_PAD			0x0037
#define USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH	0x0501
#define USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH	0x0500

+192 −0
Original line number Diff line number Diff line
@@ -423,6 +423,190 @@ static __u8 slim_tablet_12_1_inch_rdesc_fixed[] = {
	0xC0                /*  End Collection                      */
};

/*
 * Original Q Pad report descriptor.
 *
 * The descriptor is similar to the Slim Tablet 5.8 inch descriptor with the
 * addition of consumer AC Pan field to the report ID 1, which seems to be
 * unused in the default mode. However, this tablet has resolution of 2048 LPI.
 *
 *  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),
 *      Usage Page (Consumer),      ; Consumer (0Ch)
 *      Logical Minimum (-127),
 *      Logical Maximum (127),
 *      Report Size (8),
 *      Report Count (1),
 *      Usage (AC Pan),             ; AC pan (0238h, linear control)
 *      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 (7),
 *      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 (12288),
 *      Physical Minimum (0),
 *      Physical Maximum (12288),
 *      Input (Variable),
 *      Usage (Y),                  ; Y (31h, dynamic value)
 *      Logical Minimum (0),
 *      Logical Maximum (9216),
 *      Physical Minimum (0),
 *      Physical Maximum (9216),
 *      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
 */

/* Size of the original report descriptor of Q Pad */
#define Q_PAD_RDESC_ORIG_SIZE	241

/*
 * Fixed Q Pad descriptor.
 *
 * All the reports except the stylus report (ID 16) were removed as unused.
 * The stylus buttons description was fixed.
 */
static __u8 q_pad_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, 0x70, 0x17,   /*          Physical Maximum (6000),    */
	0x26, 0x00, 0x30,   /*          Logical Maximum (12288),    */
	0x81, 0x02,         /*          Input (Variable),           */
	0x09, 0x31,         /*          Usage (Y),                  */
	0x46, 0x94, 0x11,   /*          Physical Maximum (4500),    */
	0x26, 0x00, 0x24,   /*          Logical Maximum (9216),     */
	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.
 *
@@ -1049,6 +1233,12 @@ static __u8 *waltop_report_fixup(struct hid_device *hdev, __u8 *rdesc,
			*rsize = sizeof(slim_tablet_12_1_inch_rdesc_fixed);
		}
		break;
	case USB_DEVICE_ID_WALTOP_Q_PAD:
		if (*rsize == Q_PAD_RDESC_ORIG_SIZE) {
			rdesc = q_pad_rdesc_fixed;
			*rsize = sizeof(q_pad_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;
@@ -1070,6 +1260,8 @@ static const struct hid_device_id waltop_devices[] = {
				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_Q_PAD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
				USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,