tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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 */
47extern int msp_debug;
48extern bool msp_once;
49extern bool msp_amsound;
50extern int msp_standard;
51extern bool msp_dolby;
52extern int msp_stereo_thresh;
53
54struct 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
112static inline struct msp_state *to_state(struct v4l2_subdev *sd)
113{
114 return container_of(sd, struct msp_state, sd);
115}
116
117static 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 */
123int msp_write_dem(struct i2c_client *client, int addr, int val);
124int msp_write_dsp(struct i2c_client *client, int addr, int val);
125int msp_read_dem(struct i2c_client *client, int addr);
126int msp_read_dsp(struct i2c_client *client, int addr);
127int msp_reset(struct i2c_client *client);
128void msp_set_scart(struct i2c_client *client, int in, int out);
129void msp_update_volume(struct msp_state *state);
130int msp_sleep(struct msp_state *state, int timeout);
131
132/* msp3400-kthreads.c */
133const char *msp_standard_std_name(int std);
134void msp_set_audmode(struct i2c_client *client);
135int msp_detect_stereo(struct i2c_client *client);
136int msp3400c_thread(void *data);
137int msp3410d_thread(void *data);
138int msp34xxg_thread(void *data);
139void msp3400c_set_mode(struct i2c_client *client, int mode);
140void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2);
141
142#endif /* MSP3400_DRIVER_H */