LXR linux/drivers/media/i2c/msp3400-driver.h

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