diff options
Diffstat (limited to 'drivers/media/i2c/msp3400-driver.h')
| -rw-r--r-- | drivers/media/i2c/msp3400-driver.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/drivers/media/i2c/msp3400-driver.h b/drivers/media/i2c/msp3400-driver.h new file mode 100644 index 0000000000..2bb9d5ff1b --- /dev/null +++ b/drivers/media/i2c/msp3400-driver.h @@ -0,0 +1,149 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + */ + +#ifndef MSP3400_DRIVER_H +#define MSP3400_DRIVER_H + +#include <media/drv-intf/msp3400.h> +#include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-mc.h> + +/* ---------------------------------------------------------------------- */ + +/* This macro is allowed for *constants* only, gcc must calculate it + at compile time. Remember -- no floats in kernel mode */ +#define MSP_CARRIER(freq) ((int)((float)(freq / 18.432) * (1 << 24))) + +#define MSP_MODE_AM_DETECT 0 +#define MSP_MODE_FM_RADIO 2 +#define MSP_MODE_FM_TERRA 3 +#define MSP_MODE_FM_SAT 4 +#define MSP_MODE_FM_NICAM1 5 +#define MSP_MODE_FM_NICAM2 6 +#define MSP_MODE_AM_NICAM 7 +#define MSP_MODE_BTSC 8 +#define MSP_MODE_EXTERN 9 + +#define SCART_IN1 0 +#define SCART_IN2 1 +#define SCART_IN3 2 +#define SCART_IN4 3 +#define SCART_IN1_DA 4 +#define SCART_IN2_DA 5 +#define SCART_MONO 6 +#define SCART_MUTE 7 + +#define SCART_DSP_IN 0 +#define SCART1_OUT 1 +#define SCART2_OUT 2 + +#define OPMODE_AUTO -1 +#define OPMODE_MANUAL 0 +#define OPMODE_AUTODETECT 1 /* use autodetect (>= msp3410 only) */ +#define OPMODE_AUTOSELECT 2 /* use autodetect & autoselect (>= msp34xxG) */ + +/* module parameters */ +extern int msp_debug; +extern bool msp_once; +extern bool msp_amsound; +extern int msp_standard; +extern bool msp_dolby; +extern int msp_stereo_thresh; + +enum msp3400_pads { + MSP3400_PAD_IF_INPUT, + MSP3400_PAD_OUT, + MSP3400_NUM_PADS +}; + +struct msp_state { + struct v4l2_subdev sd; + struct v4l2_ctrl_handler hdl; + int rev1, rev2; + int ident; + u8 has_nicam; + u8 has_radio; + u8 has_headphones; + u8 has_ntsc_jp_d_k3; + u8 has_scart2; + u8 has_scart3; + u8 has_scart4; + u8 has_scart2_out; + u8 has_scart2_out_volume; + u8 has_i2s_conf; + u8 has_subwoofer; + u8 has_sound_processing; + u8 has_virtual_dolby_surround; + u8 has_dolby_pro_logic; + u8 force_btsc; + + int radio; + int opmode; + int std; + int mode; + v4l2_std_id v4l2_std, detected_std; + int nicam_on; + int acb; + int in_scart; + int i2s_mode; + int main, second; /* sound carrier */ + int input; + u32 route_in; + u32 route_out; + + /* v4l2 */ + int audmode; + int rxsubchans; + + struct { + /* volume cluster */ + struct v4l2_ctrl *volume; + struct v4l2_ctrl *muted; + }; + + int scan_in_progress; + + /* thread */ + struct task_struct *kthread; + wait_queue_head_t wq; + unsigned int restart:1; + unsigned int watch_stereo:1; + +#if IS_ENABLED(CONFIG_MEDIA_CONTROLLER) + struct media_pad pads[MSP3400_NUM_PADS]; +#endif +}; + +static inline struct msp_state *to_state(struct v4l2_subdev *sd) +{ + return container_of(sd, struct msp_state, sd); +} + +static inline struct msp_state *ctrl_to_state(struct v4l2_ctrl *ctrl) +{ + return container_of(ctrl->handler, struct msp_state, hdl); +} + +/* msp3400-driver.c */ +int msp_write_dem(struct i2c_client *client, int addr, int val); +int msp_write_dsp(struct i2c_client *client, int addr, int val); +int msp_read_dem(struct i2c_client *client, int addr); +int msp_read_dsp(struct i2c_client *client, int addr); +int msp_reset(struct i2c_client *client); +void msp_set_scart(struct i2c_client *client, int in, int out); +void msp_update_volume(struct msp_state *state); +int msp_sleep(struct msp_state *state, int timeout); + +/* msp3400-kthreads.c */ +const char *msp_standard_std_name(int std); +void msp_set_audmode(struct i2c_client *client); +int msp_detect_stereo(struct i2c_client *client); +int msp3400c_thread(void *data); +int msp3410d_thread(void *data); +int msp34xxg_thread(void *data); +void msp3400c_set_mode(struct i2c_client *client, int mode); +void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2); + +#endif /* MSP3400_DRIVER_H */ |