/*
 * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*
 * Copyright (c) 2007, 2008 Bartosz Fabianowski <freebsd@chillt.de>
 * All rights reserved.
 *
 * Financed by the "Irish Research Council for Science, Engineering and
 * Technology: funded by the National Development Plan"
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/*
 * Copyright (c) 1998 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Lennart Augustsson (lennart@augustsson.net) at
 * Carlstedt Research & Technology.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *        This product includes software developed by the NetBSD
 *        Foundation, Inc. and its contributors.
 * 4. Neither the name of The NetBSD Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _SYS_USB_USBWCM_H
#define _SYS_USB_USBWCM_H

#ifdef __cplusplus
extern "C" {
#endif

#include <sys/ioccom.h>
#if defined(_LP64)
#include <sys/types32.h>
#else
#include <sys/types.h>
#endif
#include <sys/time.h>

#define EVTIOCGVERSION  _IOR('E', 0x1, int)
#define EVTIOCGDEVID    _IOR('E', 0x2, struct event_dev_id)
#define EVTIOCGBM(i, s) _IORN('E', 0x20 + (i), (s))
#define EVTIOCGABS(i)   _IOR('E', 0x40 + (i), struct event_abs_axis)
#define EVTIOC          ('E' << 8)

struct event_dev_id {
        uint16_t bus;
#define ID_BUS_USB 3
        uint16_t vendor;
        uint16_t product;
        uint16_t version;
};

struct event_abs_axis {
        int32_t value;
        int32_t min;
        int32_t max;
        int32_t fuzz;
        int32_t flat;
};

struct event_input {
#if defined(_LP64)
        struct timeval32 time;
#else
        struct timeval time;
#endif
        uint16_t type;
        uint16_t code;
        int32_t value;
};

#define EVT_SYN                         0x0000
#define EVT_BTN                         0x0001
#define EVT_REL                         0x0002
#define EVT_ABS                         0x0003
#define EVT_MSC                         0x0004
#define EVT_USED                        0x0005
#define EVT_MAX                         0x001f

#define SYN_REPORT                      0x0000

#define BTN_MISC_0                      0x0100
#define BTN_MISC_1                      0x0101
#define BTN_MISC_2                      0x0102
#define BTN_MISC_3                      0x0103
#define BTN_MISC_4                      0x0104
#define BTN_MISC_5                      0x0105
#define BTN_MISC_6                      0x0106
#define BTN_MISC_7                      0x0107
#define BTN_MISC_8                      0x0108

#define BTN_LEFT                        0x0110
#define BTN_RIGHT                       0x0111
#define BTN_MIDDLE                      0x0112
#define BTN_SIDE                        0x0113
#define BTN_EXTRA                       0x0114
#define BTN_TOOL_PEN                    0x0140
#define BTN_TOOL_ERASER                 0x0141
#define BTN_TOOL_PAD                    0x0145
#define BTN_TOOL_MOUSE                  0x0146
#define BTN_TIP                         0x014a
#define BTN_STYLUS_1                    0x014b
#define BTN_STYLUS_2                    0x014c
#define BTN_USED                        0x014d
#define BTN_MISC_UND                    0x01ff
#define BTN_MAX                         0x01ff

#define REL_WHEEL                       0x0008
#define REL_MAX                         0x000f

#define ABS_X                           0x0000
#define ABS_Y                           0x0001
#define ABS_Z                           0x0002
#define ABS_RX                          0x0003
#define ABS_RY                          0x0004
#define ABS_RZ                          0x0005

#define ABS_WHEEL                       0x0008
#define ABS_PRESSURE                    0x0018
#define ABS_DISTANCE                    0x0019
#define ABS_TILT_X                      0x001a
#define ABS_TILT_Y                      0x001b
#define ABS_MISC                        0x0028
#define ABS_USED                        0x0029
#define ABS_MAX                         0x003f

#define MSC_SERIAL                      0x0000
#define MSC_MAX                         0x0007

#ifdef _KERNEL
/* USB IDs */
#define USB_VENDOR_WACOM                        0x056a

#define USB_PRODUCT_WACOM_GRAPHIRE              0x0010
#define USB_PRODUCT_WACOM_GRAPHIRE2_4X5         0x0011
#define USB_PRODUCT_WACOM_GRAPHIRE2_5X7         0x0012
#define USB_PRODUCT_WACOM_GRAPHIRE3_4X5         0x0013
#define USB_PRODUCT_WACOM_GRAPHIRE3_6X8         0x0014
#define USB_PRODUCT_WACOM_GRAPHIRE4_4X5         0x0015
#define USB_PRODUCT_WACOM_GRAPHIRE4_6X8         0x0016
#define USB_PRODUCT_WACOM_BAMBOO_FUN_4X5        0x0017
#define USB_PRODUCT_WACOM_BAMBOO_FUN_6X8        0x0018
#define USB_PRODUCT_WACOM_BAMBOO_ONE_6X8        0x0019
#define USB_PRODUCT_WACOM_CINTIQ_21UX           0x003f
#define USB_PRODUCT_WACOM_VOLITO                0x0060
#define USB_PRODUCT_WACOM_PENSTATION2           0x0061
#define USB_PRODUCT_WACOM_VOLITO2_4X5           0x0062
#define USB_PRODUCT_WACOM_VOLITO2_2X3           0x0063
#define USB_PRODUCT_WACOM_PENPARTNER2           0x0064
#define USB_PRODUCT_WACOM_BAMBOO                0x0065
#define USB_PRODUCT_WACOM_BAMBOO_ONE_4X5        0x0069
#define USB_PRODUCT_WACOM_INTUOS3_4X5           0x00b0
#define USB_PRODUCT_WACOM_INTUOS3_6X8           0x00b1
#define USB_PRODUCT_WACOM_INTUOS3_9X12          0x00b2
#define USB_PRODUCT_WACOM_INTUOS3_12X12         0x00b3
#define USB_PRODUCT_WACOM_INTUOS3_12X19         0x00b4
#define USB_PRODUCT_WACOM_INTUOS3_6X11          0x00b5
#define USB_PRODUCT_WACOM_INTUOS3_4X6           0x00b7

#define USB_PRODUCT_WACOM_INTUOS4_4X6           0x00b8
#define USB_PRODUCT_WACOM_INTUOS4_6X9           0x00b9
#define USB_PRODUCT_WACOM_INTUOS4_8X13          0x00ba
#define USB_PRODUCT_WACOM_INTUOS4_12X19         0x00bb

#define TOOL_ID_PEN     0x0002
#define TOOL_ID_MOUSE   0x0006
#define TOOL_ID_ERASER  0x000a
#define TOOL_ID_PAD     0x000f

#define SERIAL_PAD_INTUOS       0xffffffff
#define SERIAL_PAD_GRAPHIRE4    0x000000f0

#define EUWACOMGETVERSION               0x01
#define EUWACOMGETID                    0x02
#define EUWACOMGETBM                    0x20
#define EUWACOMGETABS                   0x40

/* Protocols */
struct uwacom_protocol_type {
        int packet_size;
        int distance_max;
};

enum uwacom_protocol {
        /* Graphire family */
        GRAPHIRE = 0,
        GRAPHIRE4,
        MYOFFICE,

        /* Intuos family */
        INTUOS3S,
        INTUOS3L,
        INTUOS4S,
        INTUOS4L,
        CINTIQ
};

struct uwacom_id {
        uint16_t        vid;
        uint16_t        pid;
};

/* Models */
struct uwacom_type {
        struct uwacom_id        devno;
        enum uwacom_protocol    protocol;
        int                     x_max;
        int                     y_max;
        int                     pressure_max;
};

static const struct uwacom_protocol_type uwacom_protocols[] = {
        { 8, 63},
        { 8, 63},
        { 9, 63},
        {10, 63},
        {10, 63},
        {10, 63},
        {10, 63},
        {10, 63}
};

struct uwacom_softc {
        const struct uwacom_type        *sc_type;
        struct event_dev_id             sc_id;
        unsigned long                   *sc_bm[EVT_USED];

        int                             *sc_btn;
        struct event_abs_axis           *sc_abs;
        int                             sc_tool[2];
        int                             sc_tool_id[2];
        unsigned int                    sc_serial[2];
        int                             sc_sync;
};

typedef struct usbwcm_state {
        queue_t         *usbwcm_rq;     /* pointer to read queue */
        queue_t         *usbwcm_wq;     /* pointer to write queue */

        int32_t         usbwcm_flags;   /* open/qwait status */
#define USBWCM_OPEN    0x00000001       /* opened for business */
#define USBWCM_QWAIT   0x00000002       /* waiting for a response */

        /* software state */
        struct uwacom_softc     usbwcm_softc;

        /* device model data */
        hid_vid_pid_t   usbwcm_devid;

        /*
         * Is an ioctl fails because an mblk wasn't
         * available, the mlbk is saved here.
         */
        mblk_t          *usbwcm_mioctl;
        bufcall_id_t    usbwcm_bufcall; /* id returned by bufcall() */
} usbwcm_state_t;

#define abs(x)          ((x) < 0 ? -(x) : (x))

typedef struct usbwcm_copyin_s {
        caddr_t addr;
        int     state;
#define USBWCM_GETSTRUCT 1
#define USBWCM_GETRESULT 2
} usbwcm_copyin_t;

static const struct uwacom_type uwacom_devs[] = {
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_GRAPHIRE},
                GRAPHIRE, 10206, 7422, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_GRAPHIRE2_4X5},
                GRAPHIRE, 10206, 7422, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_GRAPHIRE2_5X7},
                GRAPHIRE, 13918, 10206, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_GRAPHIRE3_4X5},
                GRAPHIRE, 10208, 7424, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_GRAPHIRE3_6X8},
                GRAPHIRE, 16704, 12064, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_GRAPHIRE4_4X5},
                GRAPHIRE4, 10208, 7424, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_GRAPHIRE4_6X8},
                GRAPHIRE4, 16704, 12064, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_BAMBOO_FUN_4X5},
                MYOFFICE, 14760, 9225, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_BAMBOO_FUN_6X8},
                MYOFFICE, 21648, 13530, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_BAMBOO_ONE_6X8},
                GRAPHIRE, 16704, 12064, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_CINTIQ_21UX},
                CINTIQ, 87200, 65600, 1023
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_VOLITO},
                GRAPHIRE, 5104, 3712, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_PENSTATION2},
                GRAPHIRE, 3250, 2320, 255
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_VOLITO2_4X5},
                GRAPHIRE, 5104, 3712, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_VOLITO2_2X3},
                GRAPHIRE, 3248, 2320, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_PENPARTNER2},
                GRAPHIRE, 3250, 2320, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_BAMBOO},
                MYOFFICE, 14760, 9225, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_BAMBOO_ONE_4X5},
                GRAPHIRE, 5104, 3712, 511
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS3_4X5},
                INTUOS3S, 25400, 20320, 1023
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS3_6X8},
                INTUOS3L, 40640, 30480, 1023
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS3_9X12},
                INTUOS3L, 60960, 45720, 1023
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS3_12X12},
                INTUOS3L, 60960, 60960, 1023
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS3_12X19},
                INTUOS3L, 97536, 60960, 1023
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS3_6X11},
                INTUOS3L, 54204, 31750, 1023
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS3_4X6},
                INTUOS3S, 31496, 19685, 1023
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS4_4X6},
                INTUOS4S, 31496, 19685, 2047
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS4_6X9},
                INTUOS4L, 44704, 27940, 2047
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS4_8X13},
                INTUOS4L, 65024, 40640, 2047
        },
        {
                {USB_VENDOR_WACOM, USB_PRODUCT_WACOM_INTUOS4_12X19},
                INTUOS4L, 97536, 60960, 2047
        },
        {{0, 0},    0,  0, 0, 0}
};

#define PACKET_BIT(b, s)                ((packet[b] >> (s)) & 1)
#define PACKET_BITS(b, s, n) \
        ((((s) + (n) > 32 ? ((packet[(b) - 4]) << (32 - (s))) : 0) | \
        ((s) + (n) > 24 ? ((packet[(b) - 3]) << (24 - (s))) : 0) | \
        ((s) + (n) > 16 ? ((packet[(b) - 2]) << (16 - (s))) : 0) | \
        ((s) + (n) >  8 ? ((packet[(b) - 1]) << (8 - (s))) : 0) | \
        ((packet[(b)]) >> (s))) & \
        ((n) == 32 ? 0xffffffff : (1 << (n)) - 1))

#define BM_SIZE(x) \
        (((x) / (sizeof (long) * 8) + 1) * sizeof (long))
#define BM_SET_BIT(x, y) \
        ((x)[(y) / (sizeof (long) * 8)] |= (1ul << ((y) % (sizeof (long) * 8))))

static const size_t bm_size[EVT_USED] = {
        BM_SIZE(EVT_MAX),
        BM_SIZE(BTN_MAX),
        BM_SIZE(REL_MAX),
        BM_SIZE(ABS_MAX),
        BM_SIZE(MSC_MAX),
};

#define PRINT_MASK_ALL  0xFFFFFFFF

#endif  /* _KERNEL */

#ifdef __cplusplus
}
#endif

#endif  /* _SYS_USB_USBWCM_H */