#include <linux/module.h>
#include <linux/errno.h>
#include <linux/delay.h>
+#include <linux/mutex.h>
#include <linux/dvb/frontend.h>
u32 bandwidth_step;
};
+struct analog_parameters {
+ unsigned int frequency;
+ unsigned int mode;
+ unsigned int audmode;
+ u64 std;
+};
+
struct dvb_tuner_ops {
struct dvb_tuner_info info;
/** This is for simple PLLs - set all parameters in one go. */
int (*set_params)(struct dvb_frontend *fe, struct dvb_frontend_parameters *p);
+ int (*set_analog_params)(struct dvb_frontend *fe, struct analog_parameters *p);
/** This is support for demods like the mt352 - fills out the supplied buffer with what to write. */
int (*calc_regs)(struct dvb_frontend *fe, struct dvb_frontend_parameters *p, u8 *buf, int buf_len);
+ /** This is to allow setting tuner-specific configs */
+ int (*set_config)(struct dvb_frontend *fe, void *priv_cfg);
+
int (*get_frequency)(struct dvb_frontend *fe, u32 *frequency);
int (*get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
#define TUNER_STATUS_LOCKED 1
+#define TUNER_STATUS_STEREO 2
int (*get_status)(struct dvb_frontend *fe, u32 *status);
+ int (*get_rf_strength)(struct dvb_frontend *fe, u16 *strength);
/** These are provided seperately from set_params in order to facilitate silicon
* tuners which require sophisticated tuning loops, controlling each parameter seperately. */
int (*set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
};
+struct analog_demod_info {
+ char *name;
+};
+
+struct analog_demod_ops {
+
+ struct analog_demod_info info;
+
+ void (*set_params)(struct dvb_frontend *fe,
+ struct analog_parameters *params);
+ int (*has_signal)(struct dvb_frontend *fe);
+ int (*is_stereo)(struct dvb_frontend *fe);
+ int (*get_afc)(struct dvb_frontend *fe);
+ void (*tuner_status)(struct dvb_frontend *fe);
+ void (*standby)(struct dvb_frontend *fe);
+ void (*release)(struct dvb_frontend *fe);
+ int (*i2c_gate_ctrl)(struct dvb_frontend *fe, int enable);
+
+ /** This is to allow setting tuner-specific configuration */
+ int (*set_config)(struct dvb_frontend *fe, void *priv_cfg);
+};
+
struct dvb_frontend_ops {
struct dvb_frontend_info info;
int (*tune)(struct dvb_frontend* fe,
struct dvb_frontend_parameters* params,
unsigned int mode_flags,
- int *delay,
+ unsigned int *delay,
fe_status_t *status);
/* get frontend tuning algorithm from the module */
int (*get_frontend_algo)(struct dvb_frontend *fe);
int (*ts_bus_ctrl)(struct dvb_frontend* fe, int acquire);
struct dvb_tuner_ops tuner_ops;
+ struct analog_demod_ops analog_ops;
};
#define MAX_EVENT 8
int eventr;
int overflow;
wait_queue_head_t wait_queue;
- struct semaphore sem;
+ struct mutex mtx;
};
struct dvb_frontend {
struct dvb_frontend_ops ops;
struct dvb_adapter *dvb;
- void* demodulator_priv;
- void* tuner_priv;
- void* frontend_priv;
- void* sec_priv;
+ void *demodulator_priv;
+ void *tuner_priv;
+ void *frontend_priv;
+ void *sec_priv;
+ void *analog_demod_priv;
};
-extern int dvb_register_frontend(struct dvb_adapter* dvb,
- struct dvb_frontend* fe);
+extern int dvb_register_frontend(struct dvb_adapter *dvb,
+ struct dvb_frontend *fe);
-extern int dvb_unregister_frontend(struct dvb_frontend* fe);
+extern int dvb_unregister_frontend(struct dvb_frontend *fe);
-extern void dvb_frontend_detach(struct dvb_frontend* fe);
+extern void dvb_frontend_detach(struct dvb_frontend *fe);
extern void dvb_frontend_reinitialise(struct dvb_frontend *fe);