[go: nahoru, domu]
1/*
2 */
3
4#ifndef MSP3400_DRIVER_H
5#define MSP3400_DRIVER_H
6
7#include <media/msp3400.h>
8#include <media/v4l2-device.h>
9#include <media/v4l2-ctrls.h>
10
11/* ---------------------------------------------------------------------- */
12
13/* This macro is allowed for *constants* only, gcc must calculate it
14   at compile time.  Remember -- no floats in kernel mode */
15#define MSP_CARRIER(freq) ((int)((float)(freq / 18.432) * (1 << 24)))
16
17#define MSP_MODE_AM_DETECT   0
18#define MSP_MODE_FM_RADIO    2
19#define MSP_MODE_FM_TERRA    3
20#define MSP_MODE_FM_SAT      4
21#define MSP_MODE_FM_NICAM1   5
22#define MSP_MODE_FM_NICAM2   6
23#define MSP_MODE_AM_NICAM    7
24#define MSP_MODE_BTSC        8
25#define MSP_MODE_EXTERN      9
26
27#define SCART_IN1     0
28#define SCART_IN2     1
29#define SCART_IN3     2
30#define SCART_IN4     3
31#define SCART_IN1_DA  4
32#define SCART_IN2_DA  5
33#define SCART_MONO    6
34#define SCART_MUTE    7
35
36#define SCART_DSP_IN  0
37#define SCART1_OUT    1
38#define SCART2_OUT    2
39
40#define OPMODE_AUTO       -1
41#define OPMODE_MANUAL      0
42#define OPMODE_AUTODETECT  1   /* use autodetect (>= msp3410 only) */
43#define OPMODE_AUTOSELECT  2   /* use autodetect & autoselect (>= msp34xxG)   */
44
45/* module parameters */
46extern int msp_debug;
47extern bool msp_once;
48extern bool msp_amsound;
49extern int msp_standard;
50extern bool msp_dolby;
51extern int msp_stereo_thresh;
52
53struct msp_state {
54	struct v4l2_subdev sd;
55	struct v4l2_ctrl_handler hdl;
56	int rev1, rev2;
57	int ident;
58	u8 has_nicam;
59	u8 has_radio;
60	u8 has_headphones;
61	u8 has_ntsc_jp_d_k3;
62	u8 has_scart2;
63	u8 has_scart3;
64	u8 has_scart4;
65	u8 has_scart2_out;
66	u8 has_scart2_out_volume;
67	u8 has_i2s_conf;
68	u8 has_subwoofer;
69	u8 has_sound_processing;
70	u8 has_virtual_dolby_surround;
71	u8 has_dolby_pro_logic;
72	u8 force_btsc;
73
74	int radio;
75	int opmode;
76	int std;
77	int mode;
78	v4l2_std_id v4l2_std, detected_std;
79	int nicam_on;
80	int acb;
81	int in_scart;
82	int i2s_mode;
83	int main, second;	/* sound carrier */
84	int input;
85	u32 route_in;
86	u32 route_out;
87
88	/* v4l2 */
89	int audmode;
90	int rxsubchans;
91
92	struct {
93		/* volume cluster */
94		struct v4l2_ctrl *volume;
95		struct v4l2_ctrl *muted;
96	};
97
98	int scan_in_progress;
99
100	/* thread */
101	struct task_struct   *kthread;
102	wait_queue_head_t    wq;
103	unsigned int         restart:1;
104	unsigned int         watch_stereo:1;
105};
106
107static inline struct msp_state *to_state(struct v4l2_subdev *sd)
108{
109	return container_of(sd, struct msp_state, sd);
110}
111
112static inline struct msp_state *ctrl_to_state(struct v4l2_ctrl *ctrl)
113{
114	return container_of(ctrl->handler, struct msp_state, hdl);
115}
116
117/* msp3400-driver.c */
118int msp_write_dem(struct i2c_client *client, int addr, int val);
119int msp_write_dsp(struct i2c_client *client, int addr, int val);
120int msp_read_dem(struct i2c_client *client, int addr);
121int msp_read_dsp(struct i2c_client *client, int addr);
122int msp_reset(struct i2c_client *client);
123void msp_set_scart(struct i2c_client *client, int in, int out);
124void msp_update_volume(struct msp_state *state);
125int msp_sleep(struct msp_state *state, int timeout);
126
127/* msp3400-kthreads.c */
128const char *msp_standard_std_name(int std);
129void msp_set_audmode(struct i2c_client *client);
130int msp_detect_stereo(struct i2c_client *client);
131int msp3400c_thread(void *data);
132int msp3410d_thread(void *data);
133int msp34xxg_thread(void *data);
134void msp3400c_set_mode(struct i2c_client *client, int mode);
135void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2);
136
137#endif /* MSP3400_DRIVER_H */
138