diff options
Diffstat (limited to 'drivers/media/dvb/dvb-core/dvb_frontend.h')
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvb_frontend.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h index a770a87b9a9..a5262e852c8 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.h +++ b/drivers/media/dvb/dvb-core/dvb_frontend.h @@ -35,6 +35,7 @@ #include <linux/module.h> #include <linux/errno.h> #include <linux/delay.h> +#include <linux/mutex.h> #include <linux/dvb/frontend.h> @@ -61,6 +62,13 @@ struct dvb_tuner_info { 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; @@ -71,6 +79,7 @@ struct dvb_tuner_ops { /** 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); @@ -79,7 +88,9 @@ struct dvb_tuner_ops { 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. */ @@ -142,7 +153,7 @@ struct dvb_fe_events { int eventr; int overflow; wait_queue_head_t wait_queue; - struct semaphore sem; + struct mutex mtx; }; struct dvb_frontend { |