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 */
46 extern int msp_debug;
47 extern bool msp_once;
48 extern bool msp_amsound;
49 extern int msp_standard;
50 extern bool msp_dolby;
51 extern int msp_stereo_thresh;
52
53 struct 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
to_state(struct v4l2_subdev * sd)107 static inline struct msp_state *to_state(struct v4l2_subdev *sd)
108 {
109 return container_of(sd, struct msp_state, sd);
110 }
111
ctrl_to_state(struct v4l2_ctrl * ctrl)112 static 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 */
118 int msp_write_dem(struct i2c_client *client, int addr, int val);
119 int msp_write_dsp(struct i2c_client *client, int addr, int val);
120 int msp_read_dem(struct i2c_client *client, int addr);
121 int msp_read_dsp(struct i2c_client *client, int addr);
122 int msp_reset(struct i2c_client *client);
123 void msp_set_scart(struct i2c_client *client, int in, int out);
124 void msp_update_volume(struct msp_state *state);
125 int msp_sleep(struct msp_state *state, int timeout);
126
127 /* msp3400-kthreads.c */
128 const char *msp_standard_std_name(int std);
129 void msp_set_audmode(struct i2c_client *client);
130 int msp_detect_stereo(struct i2c_client *client);
131 int msp3400c_thread(void *data);
132 int msp3410d_thread(void *data);
133 int msp34xxg_thread(void *data);
134 void msp3400c_set_mode(struct i2c_client *client, int mode);
135 void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2);
136
137 #endif /* MSP3400_DRIVER_H */
138