1 /* SPDX-License-Identifier: GPL-2.0 */
5 #ifndef MSP3400_DRIVER_H
6 #define MSP3400_DRIVER_H
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>
13 /* ---------------------------------------------------------------------- */
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)))
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
33 #define SCART_IN1_DA 4
34 #define SCART_IN2_DA 5
38 #define SCART_DSP_IN 0
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) */
47 /* module parameters */
50 extern bool msp_amsound;
51 extern int msp_standard;
52 extern bool msp_dolby;
53 extern int msp_stereo_thresh;
56 struct v4l2_subdev sd;
57 struct v4l2_ctrl_handler hdl;
68 u8 has_scart2_out_volume;
71 u8 has_sound_processing;
72 u8 has_virtual_dolby_surround;
73 u8 has_dolby_pro_logic;
80 v4l2_std_id v4l2_std, detected_std;
85 int main, second; /* sound carrier */
96 struct v4l2_ctrl *volume;
97 struct v4l2_ctrl *muted;
100 int scan_in_progress;
103 struct task_struct *kthread;
104 wait_queue_head_t wq;
105 unsigned int restart:1;
106 unsigned int watch_stereo:1;
108 #if IS_ENABLED(CONFIG_MEDIA_CONTROLLER)
109 struct media_pad pads[IF_AUD_DEC_PAD_NUM_PADS];
113 static inline struct msp_state *to_state(struct v4l2_subdev *sd)
115 return container_of(sd, struct msp_state, sd);
118 static inline struct msp_state *ctrl_to_state(struct v4l2_ctrl *ctrl)
120 return container_of(ctrl->handler, struct msp_state, hdl);
123 /* msp3400-driver.c */
124 int msp_write_dem(struct i2c_client *client, int addr, int val);
125 int msp_write_dsp(struct i2c_client *client, int addr, int val);
126 int msp_read_dem(struct i2c_client *client, int addr);
127 int msp_read_dsp(struct i2c_client *client, int addr);
128 int msp_reset(struct i2c_client *client);
129 void msp_set_scart(struct i2c_client *client, int in, int out);
130 void msp_update_volume(struct msp_state *state);
131 int msp_sleep(struct msp_state *state, int timeout);
133 /* msp3400-kthreads.c */
134 const char *msp_standard_std_name(int std);
135 void msp_set_audmode(struct i2c_client *client);
136 int msp_detect_stereo(struct i2c_client *client);
137 int msp3400c_thread(void *data);
138 int msp3410d_thread(void *data);
139 int msp34xxg_thread(void *data);
140 void msp3400c_set_mode(struct i2c_client *client, int mode);
141 void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2);
143 #endif /* MSP3400_DRIVER_H */