xref: /netbsd-src/sys/dev/usb/auvitekvar.h (revision c2f76ff004a2cb67efe5b12d97bd3ef7fe89e18d)
1 /* $NetBSD: auvitekvar.h,v 1.2 2010/12/28 04:02:33 jmcneill Exp $ */
2 
3 /*-
4  * Copyright (c) 2010 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 _AUVITEKVAR_H
30 #define _AUVITEKVAR_H
31 
32 #include <sys/mutex.h>
33 
34 #include <dev/usb/usb.h>
35 #include <dev/usb/usbdi.h>
36 #include <dev/usb/usbdi_util.h>
37 #include <dev/i2c/i2cvar.h>
38 
39 #include <dev/i2c/au8522var.h>
40 #include <dev/i2c/xc5kvar.h>
41 #include <dev/i2c/xc5kreg.h>
42 
43 struct auvitek_softc;
44 
45 enum auvitek_board {
46 	AUVITEK_BOARD_HVR_850,
47 	AUVITEK_BOARD_HVR_950Q,
48 };
49 
50 #define	AUVITEK_NXFERS		8
51 #define AUVITEK_XFER_ALTNO	5
52 
53 struct auvitek_isoc {
54 	struct auvitek_xfer	*i_ax;
55 	usbd_xfer_handle	i_xfer;
56 	uint8_t			*i_buf;
57 	uint16_t		*i_frlengths;
58 };
59 
60 struct auvitek_videobuf {
61 	uint8_t			av_buf[720*480*2];
62 	uint32_t		av_el, av_eb;
63 	uint32_t		av_ol, av_ob;
64 	uint32_t		av_stride;
65 };
66 
67 struct auvitek_xfer {
68 	struct auvitek_softc	*ax_sc;
69 	int			ax_endpt;
70 	uint16_t		ax_maxpktlen;
71 	usbd_pipe_handle	ax_pipe;
72 	struct auvitek_isoc	ax_i[AUVITEK_NXFERS];
73 	uint32_t		ax_nframes;
74 	uint32_t		ax_uframe_len;
75 	uint8_t			ax_frinfo;
76 	int			ax_frno;
77 	struct auvitek_videobuf	ax_av;
78 };
79 
80 struct auvitek_softc {
81 	device_t		sc_dev;
82 	device_t		sc_videodev, sc_audiodev;
83 	struct i2c_controller	sc_i2c;
84 	kmutex_t		sc_i2c_lock;
85 
86 	usbd_device_handle	sc_udev;
87 	int			sc_uport;
88 	usbd_interface_handle	sc_iface;
89 
90 	char			sc_running;
91 	char			sc_dying;
92 
93 	enum auvitek_board	sc_board;
94 	const char		*sc_descr;
95 	uint8_t			sc_i2c_clkdiv;
96 
97 	struct au8522		*sc_au8522;
98 	struct xc5k		*sc_xc5k;
99 	kmutex_t		sc_subdev_lock;
100 
101 	unsigned int		sc_ainput, sc_vinput;
102 	uint32_t		sc_curfreq;
103 
104 	struct auvitek_xfer	sc_ax;
105 
106 	char			sc_businfo[32];
107 };
108 
109 /* auvitek.c */
110 uint8_t	auvitek_read_1(struct auvitek_softc *, uint16_t);
111 void	auvitek_write_1(struct auvitek_softc *, uint16_t, uint8_t);
112 
113 /* auvitek_audio.c */
114 int	auvitek_audio_attach(struct auvitek_softc *);
115 int	auvitek_audio_detach(struct auvitek_softc *, int);
116 void	auvitek_audio_childdet(struct auvitek_softc *, device_t);
117 
118 /* auvitek_board.c */
119 void	auvitek_board_init(struct auvitek_softc *);
120 int	auvitek_board_tuner_reset(struct auvitek_softc *);
121 
122 /* auvitek_i2c.c */
123 int	auvitek_i2c_attach(struct auvitek_softc *);
124 int	auvitek_i2c_detach(struct auvitek_softc *, int);
125 
126 /* auvitek_video.c */
127 int	auvitek_video_attach(struct auvitek_softc *);
128 int	auvitek_video_detach(struct auvitek_softc *, int);
129 void	auvitek_video_childdet(struct auvitek_softc *, device_t);
130 
131 #endif /* !_AUVITEKVAR_H */
132