1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 */
4
5#ifndef MSP3400_DRIVER_H
6#define MSP3400_DRIVER_H
7
8#include <media/drv-intf/msp3400.h>
9#include <media/v4l2-device.h>
10#include <media/v4l2-ctrls.h>
11#include <media/v4l2-mc.h>
12
13/* ---------------------------------------------------------------------- */
14
15/* This macro is allowed for *constants* only, gcc must calculate it
16   at compile time.  Remember -- no floats in kernel mode */
17#define MSP_CARRIER(freq) ((int)((float)(freq / 18.432) * (1 << 24)))
18
19#define MSP_MODE_AM_DETECT   0
20#define MSP_MODE_FM_RADIO    2
21#define MSP_MODE_FM_TERRA    3
22#define MSP_MODE_FM_SAT      4
23#define MSP_MODE_FM_NICAM1   5
24#define MSP_MODE_FM_NICAM2   6
25#define MSP_MODE_AM_NICAM    7
26#define MSP_MODE_BTSC        8
27#define MSP_MODE_EXTERN      9
28
29#define SCART_IN1     0
30#define SCART_IN2     1
31#define SCART_IN3     2
32#define SCART_IN4     3
33#define SCART_IN1_DA  4
34#define SCART_IN2_DA  5
35#define SCART_MONO    6
36#define SCART_MUTE    7
37
38#define SCART_DSP_IN  0
39#define SCART1_OUT    1
40#define SCART2_OUT    2
41
42#define OPMODE_AUTO       -1
43#define OPMODE_MANUAL      0
44#define OPMODE_AUTODETECT  1   /* use autodetect (>= msp3410 only) */
45#define OPMODE_AUTOSELECT  2   /* use autodetect & autoselect (>= msp34xxG)   */
46
47/* module parameters */
48extern int msp_debug;
49extern bool msp_once;
50extern bool msp_amsound;
51extern int msp_standard;
52extern bool msp_dolby;
53extern int msp_stereo_thresh;
54
55enum msp3400_pads {
56	MSP3400_PAD_IF_INPUT,
57	MSP3400_PAD_OUT,
58	MSP3400_NUM_PADS
59};
60
61struct msp_state {
62	struct v4l2_subdev sd;
63	struct v4l2_ctrl_handler hdl;
64	int rev1, rev2;
65	int ident;
66	u8 has_nicam;
67	u8 has_radio;
68	u8 has_headphones;
69	u8 has_ntsc_jp_d_k3;
70	u8 has_scart2;
71	u8 has_scart3;
72	u8 has_scart4;
73	u8 has_scart2_out;
74	u8 has_scart2_out_volume;
75	u8 has_i2s_conf;
76	u8 has_subwoofer;
77	u8 has_sound_processing;
78	u8 has_virtual_dolby_surround;
79	u8 has_dolby_pro_logic;
80	u8 force_btsc;
81
82	int radio;
83	int opmode;
84	int std;
85	int mode;
86	v4l2_std_id v4l2_std, detected_std;
87	int nicam_on;
88	int acb;
89	int in_scart;
90	int i2s_mode;
91	int main, second;	/* sound carrier */
92	int input;
93	u32 route_in;
94	u32 route_out;
95
96	/* v4l2 */
97	int audmode;
98	int rxsubchans;
99
100	struct {
101		/* volume cluster */
102		struct v4l2_ctrl *volume;
103		struct v4l2_ctrl *muted;
104	};
105
106	int scan_in_progress;
107
108	/* thread */
109	struct task_struct   *kthread;
110	wait_queue_head_t    wq;
111	unsigned int         restart:1;
112	unsigned int         watch_stereo:1;
113
114#if IS_ENABLED(CONFIG_MEDIA_CONTROLLER)
115	struct media_pad pads[MSP3400_NUM_PADS];
116#endif
117};
118
119static inline struct msp_state *to_state(struct v4l2_subdev *sd)
120{
121	return container_of(sd, struct msp_state, sd);
122}
123
124static inline struct msp_state *ctrl_to_state(struct v4l2_ctrl *ctrl)
125{
126	return container_of(ctrl->handler, struct msp_state, hdl);
127}
128
129/* msp3400-driver.c */
130int msp_write_dem(struct i2c_client *client, int addr, int val);
131int msp_write_dsp(struct i2c_client *client, int addr, int val);
132int msp_read_dem(struct i2c_client *client, int addr);
133int msp_read_dsp(struct i2c_client *client, int addr);
134int msp_reset(struct i2c_client *client);
135void msp_set_scart(struct i2c_client *client, int in, int out);
136void msp_update_volume(struct msp_state *state);
137int msp_sleep(struct msp_state *state, int msec);
138
139/* msp3400-kthreads.c */
140const char *msp_standard_std_name(int std);
141void msp_set_audmode(struct i2c_client *client);
142int msp_detect_stereo(struct i2c_client *client);
143int msp3400c_thread(void *data);
144int msp3410d_thread(void *data);
145int msp34xxg_thread(void *data);
146void msp3400c_set_mode(struct i2c_client *client, int mode);
147void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2);
148
149#endif /* MSP3400_DRIVER_H */
150