1/* $NetBSD: emdtvvar.h,v 1.4 2016/04/23 10:15:31 skrll Exp $ */
2
3/*-
4 * Copyright (c) 2008 Jared D. McNeill <jmcneill@invisible.ca>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef _DEV_USB_EMDTVVAR_H
30#define _DEV_USB_EMDTVVAR_H
31
32#include <sys/mutex.h>
33#include <sys/condvar.h>
34#include <sys/workqueue.h>
35
36#include <dev/usb/usb.h>
37#include <dev/usb/usbdi.h>
38
39#include <dev/usb/emdtv_board.h>
40
41#include <dev/i2c/i2cvar.h>
42#include <dev/dtv/dtvif.h>
43
44#include <dev/i2c/lg3303var.h>
45#include <dev/i2c/xc3028var.h>
46
47#define EMDTV_EEPROM_LEN 256
48
49#define EMDTV_NXFERS 6
50#define EMDTV_NFRAMES 64
51
52#define EMDTV_CIR_BUFLEN 32
53
54struct emdtv_softc;
55
56struct emdtv_isoc_xfer {
57 struct emdtv_softc *ix_sc;
58 struct usbd_xfer *ix_xfer;
59 uint8_t *ix_buf;
60 uint16_t ix_frlengths[EMDTV_NFRAMES];
61 struct emdtv_isoc_xfer *ix_altix;
62};
63
64struct emdtv_softc {
65 device_t sc_dev;
66 struct usbd_device *sc_udev;
67
68 device_t sc_cirdev;
69 device_t sc_dtvdev;
70
71 uint16_t sc_vendor, sc_product;
72
73 const struct emdtv_board *sc_board;
74
75 struct lg3303 *sc_lg3303;
76 struct xc3028 *sc_xc3028;
77
78 struct i2c_controller sc_i2c;
79 kmutex_t sc_i2c_lock;
80
81 uint8_t sc_eeprom[EMDTV_EEPROM_LEN];
82
83 struct usbd_interface *sc_iface;
84
85 struct usbd_pipe *sc_isoc_pipe;
86 int sc_isoc_buflen;
87 int sc_isoc_maxpacketsize;
88 struct emdtv_isoc_xfer sc_ix[EMDTV_NXFERS];
89
90 struct usbd_pipe *sc_intr_pipe;
91 uint8_t sc_intr_buf;
92 struct workqueue *sc_ir_wq;
93 struct work sc_ir_work;
94 uint8_t sc_ir_keyid;
95
96 kmutex_t sc_ir_mutex;
97 uint8_t sc_ir_queue[EMDTV_CIR_BUFLEN][3];
98 int sc_ir_cnt;
99 int sc_ir_ptr;
100 bool sc_ir_open;
101
102 uint32_t sc_frequency;
103
104 bool sc_streaming;
105 void (*sc_dtvsubmitcb)(void *,
106 const struct dtv_payload *);
107 void *sc_dtvsubmitarg;
108
109 bool sc_dying;
110};
111
112void emdtv_dtv_attach(struct emdtv_softc *);
113void emdtv_dtv_detach(struct emdtv_softc *, int);
114void emdtv_dtv_rescan(struct emdtv_softc *, const char *, const int *);
115void emdtv_ir_attach(struct emdtv_softc *);
116void emdtv_ir_detach(struct emdtv_softc *, int);
117int emdtv_i2c_attach(struct emdtv_softc *);
118int emdtv_i2c_detach(struct emdtv_softc *, int);
119
120uint8_t emdtv_read_1(struct emdtv_softc *, uint8_t, uint16_t);
121void emdtv_read_multi_1(struct emdtv_softc *, uint8_t, uint16_t,
122 uint8_t *, uint16_t);
123void emdtv_write_1(struct emdtv_softc *, uint8_t, uint16_t, uint8_t);
124void emdtv_write_multi_1(struct emdtv_softc *, uint8_t, uint16_t,
125 const uint8_t *, uint16_t);
126
127bool emdtv_gpio_ctl(struct emdtv_softc *, emdtv_gpio_reg_t, bool);
128
129#endif /* !_DEV_USB_EMDTVVAR_H */
130