1 /*
2  */
3 
4 #ifndef MSP3400_DRIVER_H
5 #define MSP3400_DRIVER_H
6 
7 #include <media/drv-intf/msp3400.h>
8 #include <media/v4l2-device.h>
9 #include <media/v4l2-ctrls.h>
10 #include <media/v4l2-mc.h>
11 
12 /* ---------------------------------------------------------------------- */
13 
14 /* This macro is allowed for *constants* only, gcc must calculate it
15    at compile time.  Remember -- no floats in kernel mode */
16 #define MSP_CARRIER(freq) ((int)((float)(freq / 18.432) * (1 << 24)))
17 
18 #define MSP_MODE_AM_DETECT   0
19 #define MSP_MODE_FM_RADIO    2
20 #define MSP_MODE_FM_TERRA    3
21 #define MSP_MODE_FM_SAT      4
22 #define MSP_MODE_FM_NICAM1   5
23 #define MSP_MODE_FM_NICAM2   6
24 #define MSP_MODE_AM_NICAM    7
25 #define MSP_MODE_BTSC        8
26 #define MSP_MODE_EXTERN      9
27 
28 #define SCART_IN1     0
29 #define SCART_IN2     1
30 #define SCART_IN3     2
31 #define SCART_IN4     3
32 #define SCART_IN1_DA  4
33 #define SCART_IN2_DA  5
34 #define SCART_MONO    6
35 #define SCART_MUTE    7
36 
37 #define SCART_DSP_IN  0
38 #define SCART1_OUT    1
39 #define SCART2_OUT    2
40 
41 #define OPMODE_AUTO       -1
42 #define OPMODE_MANUAL      0
43 #define OPMODE_AUTODETECT  1   /* use autodetect (>= msp3410 only) */
44 #define OPMODE_AUTOSELECT  2   /* use autodetect & autoselect (>= msp34xxG)   */
45 
46 /* module parameters */
47 extern int msp_debug;
48 extern bool msp_once;
49 extern bool msp_amsound;
50 extern int msp_standard;
51 extern bool msp_dolby;
52 extern int msp_stereo_thresh;
53 
54 struct msp_state {
55 	struct v4l2_subdev sd;
56 	struct v4l2_ctrl_handler hdl;
57 	int rev1, rev2;
58 	int ident;
59 	u8 has_nicam;
60 	u8 has_radio;
61 	u8 has_headphones;
62 	u8 has_ntsc_jp_d_k3;
63 	u8 has_scart2;
64 	u8 has_scart3;
65 	u8 has_scart4;
66 	u8 has_scart2_out;
67 	u8 has_scart2_out_volume;
68 	u8 has_i2s_conf;
69 	u8 has_subwoofer;
70 	u8 has_sound_processing;
71 	u8 has_virtual_dolby_surround;
72 	u8 has_dolby_pro_logic;
73 	u8 force_btsc;
74 
75 	int radio;
76 	int opmode;
77 	int std;
78 	int mode;
79 	v4l2_std_id v4l2_std, detected_std;
80 	int nicam_on;
81 	int acb;
82 	int in_scart;
83 	int i2s_mode;
84 	int main, second;	/* sound carrier */
85 	int input;
86 	u32 route_in;
87 	u32 route_out;
88 
89 	/* v4l2 */
90 	int audmode;
91 	int rxsubchans;
92 
93 	struct {
94 		/* volume cluster */
95 		struct v4l2_ctrl *volume;
96 		struct v4l2_ctrl *muted;
97 	};
98 
99 	int scan_in_progress;
100 
101 	/* thread */
102 	struct task_struct   *kthread;
103 	wait_queue_head_t    wq;
104 	unsigned int         restart:1;
105 	unsigned int         watch_stereo:1;
106 
107 #if IS_ENABLED(CONFIG_MEDIA_CONTROLLER)
108 	struct media_pad pads[IF_AUD_DEC_PAD_NUM_PADS];
109 #endif
110 };
111 
112 static inline struct msp_state *to_state(struct v4l2_subdev *sd)
113 {
114 	return container_of(sd, struct msp_state, sd);
115 }
116 
117 static inline struct msp_state *ctrl_to_state(struct v4l2_ctrl *ctrl)
118 {
119 	return container_of(ctrl->handler, struct msp_state, hdl);
120 }
121 
122 /* msp3400-driver.c */
123 int msp_write_dem(struct i2c_client *client, int addr, int val);
124 int msp_write_dsp(struct i2c_client *client, int addr, int val);
125 int msp_read_dem(struct i2c_client *client, int addr);
126 int msp_read_dsp(struct i2c_client *client, int addr);
127 int msp_reset(struct i2c_client *client);
128 void msp_set_scart(struct i2c_client *client, int in, int out);
129 void msp_update_volume(struct msp_state *state);
130 int msp_sleep(struct msp_state *state, int timeout);
131 
132 /* msp3400-kthreads.c */
133 const char *msp_standard_std_name(int std);
134 void msp_set_audmode(struct i2c_client *client);
135 int msp_detect_stereo(struct i2c_client *client);
136 int msp3400c_thread(void *data);
137 int msp3410d_thread(void *data);
138 int msp34xxg_thread(void *data);
139 void msp3400c_set_mode(struct i2c_client *client, int mode);
140 void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2);
141 
142 #endif /* MSP3400_DRIVER_H */
143