/*      $NetBSD: uirdavar.h,v 1.8 2021/09/26 15:08:29 thorpej Exp $     */

/*
* Copyright (c) 2001,2007 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson ([email protected]).
*
* 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 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.
*/
/*
* Protocol related definitions
*/

#define UIRDA_INPUT_HEADER_SIZE 1
/* Inbound header byte */
#define UIRDA_MEDIA_BUSY        0x80
#define UIRDA_SPEED_MASK        0x0f
#define UIRDA_NO_SPEED          0x00
#define UIRDA_2400              0x01
#define UIRDA_9600              0x02
#define UIRDA_19200             0x03
#define UIRDA_38400             0x04
#define UIRDA_57600             0x05
#define UIRDA_115200            0x06
#define UIRDA_576000            0x07
#define UIRDA_1152000           0x08
#define UIRDA_4000000           0x09

#define UIRDA_OUTPUT_HEADER_SIZE 1
/* Outbound header byte */
#define UIRDA_EB_NO_CHANGE      0x00
#define UIRDA_EB_48             0x10
#define UIRDA_EB_24             0x20
#define UIRDA_EB_12             0x30
#define UIRDA_EB_6              0x40
#define UIRDA_EB_3              0x50
#define UIRDA_EB_2              0x60
#define UIRDA_EB_1              0x70
#define UIRDA_EB_0              0x80
/* Speeds as above */

#define UIRDA_WR_TIMEOUT 200

typedef struct {
       uByte           bLength;
       uByte           bDescriptorType;
#define UDESC_IRDA      0x21
       uWord           bcdSpecRevision;
       uByte           bmDataSize;
#define UI_DS_2048      0x20
#define UI_DS_1024      0x10
#define UI_DS_512       0x08
#define UI_DS_256       0x04
#define UI_DS_128       0x02
#define UI_DS_64        0x01
       uByte           bmWindowSize;
#define UI_WS_7         0x40
#define UI_WS_6         0x20
#define UI_WS_5         0x10
#define UI_WS_4         0x08
#define UI_WS_3         0x04
#define UI_WS_2         0x02
#define UI_WS_1         0x01
       uByte           bmMinTurnaroundTime;
#define UI_TA_0         0x80
#define UI_TA_10        0x40
#define UI_TA_50        0x20
#define UI_TA_100       0x10
#define UI_TA_500       0x08
#define UI_TA_1000      0x04
#define UI_TA_5000      0x02
#define UI_TA_10000     0x01
       uWord           wBaudRate;
#define UI_BR_4000000   0x0100
#define UI_BR_1152000   0x0080
#define UI_BR_576000    0x0040
#define UI_BR_115200    0x0020
#define UI_BR_57600     0x0010
#define UI_BR_38400     0x0008
#define UI_BR_19200     0x0004
#define UI_BR_9600      0x0002
#define UI_BR_2400      0x0001
       uByte           bmAdditionalBOFs;
#define UI_EB_0         0x80
#define UI_EB_1         0x40
#define UI_EB_2         0x20
#define UI_EB_3         0x10
#define UI_EB_6         0x08
#define UI_EB_12        0x04
#define UI_EB_24        0x02
#define UI_EB_48        0x01
       uByte           bIrdaSniff;
       uByte           bMaxUnicastList;
} UPACKED usb_irda_descriptor_t;
#define USB_IRDA_DESCRIPTOR_SIZE 12


struct uirda_softc {
       device_t                sc_dev;
       struct usbd_device      *sc_udev;
       struct usbd_interface   *sc_iface;

       kmutex_t                sc_rd_buf_lk;
       uint8_t                 *sc_rd_buf;
       int                     sc_rd_addr;
       struct usbd_pipe        *sc_rd_pipe;
       struct usbd_xfer        *sc_rd_xfer;
       struct selinfo          sc_rd_sel;
       u_int                   sc_rd_count;
       u_char                  sc_rd_err;

       kmutex_t                sc_wr_buf_lk;
       uint8_t                 *sc_wr_buf;
       int                     sc_wr_addr;
       struct usbd_xfer        *sc_wr_xfer;
       struct usbd_pipe        *sc_wr_pipe;
       int                     sc_wr_hdr;

       device_t                sc_child;
       struct irda_params      sc_params;
       usb_irda_descriptor_t   sc_irdadesc;

       int                     sc_refcnt;
       char                    sc_dying;
       uint8_t         sc_hdszi; /* set to value if != 1 needed */

       int                     (*sc_loadfw)(struct uirda_softc *);
       struct irframe_methods  *sc_irm;
};

usbd_status usbd_get_class_desc(struct usbd_device *, int, int, int, void *);

int uirda_open(void *, int, int, struct lwp *);
int uirda_close(void *, int, int, struct lwp *);
int uirda_read(void *, struct uio *, int);
int uirda_write(void *, struct uio *, int);
int uirda_set_params(void *, struct irda_params *);
int uirda_get_speeds(void *, int *);
int uirda_get_turnarounds(void *, int *);
int uirda_poll(void *, int, struct lwp *);
int uirda_kqfilter(void *, struct knote *);

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