aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/video/cx25840/cx25840-core.h
blob: 8ac57a13a45559edc78d61dc4c6789968d3ebad0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
/* cx25840 internal API header
 *
 * Copyright (C) 2003-2004 Chris Kennedy
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef _CX25840_CORE_H_
#define _CX25840_CORE_H_


#include <linux/videodev2.h>
#include <media/v4l2-device.h>
#include <media/v4l2-chip-ident.h>
#include <linux/i2c.h>

struct cx25840_ir_state;

struct cx25840_state {
	struct i2c_client *c;
	struct v4l2_subdev sd;
	int pvr150_workaround;
	int radio;
	v4l2_std_id std;
	enum cx25840_video_input vid_input;
	enum cx25840_audio_input aud_input;
	u32 audclk_freq;
	int audmode;
	int unmute_volume; /* -1 if not muted */
	int default_volume;
	int vbi_line_offset;
	u32 id;
	u32 rev;
	int is_initialized;
	wait_queue_head_t fw_wait;    /* wake up when the fw load is finished */
	struct work_struct fw_work;   /* work entry for fw load */
	struct cx25840_ir_state *ir_state;
};

static inline struct cx25840_state *to_state(struct v4l2_subdev *sd)
{
	return container_of(sd, struct cx25840_state, sd);
}

static inline bool is_cx2583x(struct cx25840_state *state)
{
	return state->id == V4L2_IDENT_CX25836 ||
	       state->id == V4L2_IDENT_CX25837;
}

static inline bool is_cx231xx(struct cx25840_state *state)
{
	return state->id == V4L2_IDENT_CX2310X_AV;
}

static inline bool is_cx2388x(struct cx25840_state *state)
{
	return state->id == V4L2_IDENT_CX23885_AV ||
	       state->id == V4L2_IDENT_CX23887_AV ||
	       state->id == V4L2_IDENT_CX23888_AV;
}

static inline bool is_cx23885(struct cx25840_state *state)
{
	return state->id == V4L2_IDENT_CX23885_AV;
}

static inline bool is_cx23887(struct cx25840_state *state)
{
	return state->id == V4L2_IDENT_CX23887_AV;
}

static inline bool is_cx23888(struct cx25840_state *state)
{
	return state->id == V4L2_IDENT_CX23888_AV;
}

/* ----------------------------------------------------------------------- */
/* cx25850-core.c 							   */
int cx25840_write(struct i2c_client *client, u16 addr, u8 value);
int cx25840_write4(struct i2c_client *client, u16 addr, u32 value);
u8 cx25840_read(struct i2c_client *client, u16 addr);
u32 cx25840_read4(struct i2c_client *client, u16 addr);
int cx25840_and_or(struct i2c_client *client, u16 addr, unsigned mask, u8 value);
int cx25840_and_or4(struct i2c_client *client, u16 addr, u32 and_mask,
		    u32 or_value);
void cx25840_std_setup(struct i2c_client *client);

/* ----------------------------------------------------------------------- */
/* cx25850-firmware.c                                                      */
int cx25840_loadfw(struct i2c_client *client);

/* ----------------------------------------------------------------------- */
/* cx25850-audio.c                                                         */
void cx25840_audio_set_path(struct i2c_client *client);
int cx25840_s_clock_freq(struct v4l2_subdev *sd, u32 freq);
int cx25840_audio_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl);
int cx25840_audio_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl);

/* ----------------------------------------------------------------------- */
/* cx25850-vbi.c                                                           */
int cx25840_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt);
int cx25840_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *fmt);
int cx25840_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *fmt);
int cx25840_decode_vbi_line(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi);

/* ----------------------------------------------------------------------- */
/* cx25850-ir.c                                                            */
extern const struct v4l2_subdev_ir_ops cx25840_ir_ops;
int cx25840_ir_log_status(struct v4l2_subdev *sd);
int cx25840_ir_irq_handler(struct v4l2_subdev *sd, u32 status, bool *handled);
int cx25840_ir_probe(struct v4l2_subdev *sd);
int cx25840_ir_remove(struct v4l2_subdev *sd);

#endif