#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;
+};
+
+enum dvbfe_modcod {
+ DVBFE_MODCOD_DUMMY_PLFRAME = 0,
+ DVBFE_MODCOD_QPSK_1_4,
+ DVBFE_MODCOD_QPSK_1_3,
+ DVBFE_MODCOD_QPSK_2_5,
+ DVBFE_MODCOD_QPSK_1_2,
+ DVBFE_MODCOD_QPSK_3_5,
+ DVBFE_MODCOD_QPSK_2_3,
+ DVBFE_MODCOD_QPSK_3_4,
+ DVBFE_MODCOD_QPSK_4_5,
+ DVBFE_MODCOD_QPSK_5_6,
+ DVBFE_MODCOD_QPSK_8_9,
+ DVBFE_MODCOD_QPSK_9_10,
+ DVBFE_MODCOD_8PSK_3_5,
+ DVBFE_MODCOD_8PSK_2_3,
+ DVBFE_MODCOD_8PSK_3_4,
+ DVBFE_MODCOD_8PSK_5_6,
+ DVBFE_MODCOD_8PSK_8_9,
+ DVBFE_MODCOD_8PSK_9_10,
+ DVBFE_MODCOD_16APSK_2_3,
+ DVBFE_MODCOD_16APSK_3_4,
+ DVBFE_MODCOD_16APSK_4_5,
+ DVBFE_MODCOD_16APSK_5_6,
+ DVBFE_MODCOD_16APSK_8_9,
+ DVBFE_MODCOD_16APSK_9_10,
+ DVBFE_MODCOD_32APSK_3_4,
+ DVBFE_MODCOD_32APSK_4_5,
+ DVBFE_MODCOD_32APSK_5_6,
+ DVBFE_MODCOD_32APSK_8_9,
+ DVBFE_MODCOD_32APSK_9_10,
+ DVBFE_MODCOD_RESERVED_1,
+ DVBFE_MODCOD_BPSK_1_3,
+ DVBFE_MODCOD_BPSK_1_4,
+ DVBFE_MODCOD_RESERVED_2
+};
+
+enum tuner_param {
+ DVBFE_TUNER_FREQUENCY = (1 << 0),
+ DVBFE_TUNER_TUNERSTEP = (1 << 1),
+ DVBFE_TUNER_IFFREQ = (1 << 2),
+ DVBFE_TUNER_BANDWIDTH = (1 << 3),
+ DVBFE_TUNER_REFCLOCK = (1 << 4),
+ DVBFE_TUNER_IQSENSE = (1 << 5),
+ DVBFE_TUNER_DUMMY = (1 << 31)
+};
+
+/*
+ * ALGO_HW: (Hardware Algorithm)
+ * ----------------------------------------------------------------
+ * Devices that support this algorithm do everything in hardware
+ * and no software support is needed to handle them.
+ * Requesting these devices to LOCK is the only thing required,
+ * device is supposed to do everything in the hardware.
+ *
+ * ALGO_SW: (Software Algorithm)
+ * ----------------------------------------------------------------
+ * These are dumb devices, that require software to do everything
+ *
+ * ALGO_CUSTOM: (Customizable Agorithm)
+ * ----------------------------------------------------------------
+ * Devices having this algorithm can be customized to have specific
+ * algorithms in the frontend driver, rather than simply doing a
+ * software zig-zag. In this case the zigzag maybe hardware assisted
+ * or it maybe completely done in hardware. In all cases, usage of
+ * this algorithm, in conjunction with the search and track
+ * callbacks, utilizes the driver specific algorithm.
+ *
+ * ALGO_RECOVERY: (Recovery Algorithm)
+ * ----------------------------------------------------------------
+ * These devices have AUTO recovery capabilities from LOCK failure
+ */
+enum dvbfe_algo {
+ DVBFE_ALGO_HW = (1 << 0),
+ DVBFE_ALGO_SW = (1 << 1),
+ DVBFE_ALGO_CUSTOM = (1 << 2),
+ DVBFE_ALGO_RECOVERY = (1 << 31)
+};
+
+struct tuner_state {
+ u32 frequency;
+ u32 tunerstep;
+ u32 ifreq;
+ u32 bandwidth;
+ u32 iqsense;
+ u32 refclock;
+};
+
+/*
+ * search callback possible return status
+ *
+ * DVBFE_ALGO_SEARCH_SUCCESS
+ * The frontend search algorithm completed and returned successfully
+ *
+ * DVBFE_ALGO_SEARCH_ASLEEP
+ * The frontend search algorithm is sleeping
+ *
+ * DVBFE_ALGO_SEARCH_FAILED
+ * The frontend search for a signal failed
+ *
+ * DVBFE_ALGO_SEARCH_INVALID
+ * The frontend search algorith was probably supplied with invalid
+ * parameters and the search is an invalid one
+ *
+ * DVBFE_ALGO_SEARCH_ERROR
+ * The frontend search algorithm failed due to some error
+ *
+ * DVBFE_ALGO_SEARCH_AGAIN
+ * The frontend search algorithm was requested to search again
+ */
+enum dvbfe_search {
+ DVBFE_ALGO_SEARCH_SUCCESS = (1 << 0),
+ DVBFE_ALGO_SEARCH_ASLEEP = (1 << 1),
+ DVBFE_ALGO_SEARCH_FAILED = (1 << 2),
+ DVBFE_ALGO_SEARCH_INVALID = (1 << 3),
+ DVBFE_ALGO_SEARCH_AGAIN = (1 << 4),
+ DVBFE_ALGO_SEARCH_ERROR = (1 << 31),
+};
+
+
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_frequency)(struct dvb_frontend *fe, u32 frequency);
int (*set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
+
+ /*
+ * These are provided seperately from set_params in order to facilitate silicon
+ * tuners which require sophisticated tuning loops, controlling each parameter seperately.
+ */
+ int (*set_state)(struct dvb_frontend *fe, enum tuner_param param, struct tuner_state *state);
+ int (*get_state)(struct dvb_frontend *fe, enum tuner_param param, struct tuner_state *state);
+};
+
+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;
void (*release)(struct dvb_frontend* fe);
+ void (*release_sec)(struct dvb_frontend* fe);
int (*init)(struct dvb_frontend* fe);
int (*sleep)(struct dvb_frontend* fe);
+ int (*write)(struct dvb_frontend* fe, u8* buf, int len);
+
/* if this is set, it overrides the default swzigzag */
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 */
+ enum dvbfe_algo (*get_frontend_algo)(struct dvb_frontend *fe);
/* these two are only used for the swzigzag code */
int (*set_frontend)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
int (*enable_high_lnb_voltage)(struct dvb_frontend* fe, long arg);
int (*dishnetwork_send_legacy_command)(struct dvb_frontend* fe, unsigned long cmd);
int (*i2c_gate_ctrl)(struct dvb_frontend* fe, int enable);
+ int (*ts_bus_ctrl)(struct dvb_frontend* fe, int acquire);
+
+ /* These callbacks are for devices that implement their own
+ * tuning algorithms, rather than a simple swzigzag
+ */
+ enum dvbfe_search (*search)(struct dvb_frontend *fe, struct dvb_frontend_parameters *p);
+ int (*track)(struct dvb_frontend *fe, struct dvb_frontend_parameters *p);
struct dvb_tuner_ops tuner_ops;
+ struct analog_demod_ops analog_ops;
+
+ int (*set_property)(struct dvb_frontend* fe, struct dtv_property* tvp);
+ int (*get_property)(struct dvb_frontend* fe, struct dtv_property* tvp);
};
#define MAX_EVENT 8
int eventr;
int overflow;
wait_queue_head_t wait_queue;
- struct semaphore sem;
+ struct mutex mtx;
+};
+
+struct dtv_frontend_properties {
+
+ /* Cache State */
+ u32 state;
+
+ u32 frequency;
+ fe_modulation_t modulation;
+
+ fe_sec_voltage_t voltage;
+ fe_sec_tone_mode_t sectone;
+ fe_spectral_inversion_t inversion;
+ fe_code_rate_t fec_inner;
+ fe_transmit_mode_t transmission_mode;
+ u32 bandwidth_hz; /* 0 = AUTO */
+ fe_guard_interval_t guard_interval;
+ fe_hierarchy_t hierarchy;
+ u32 symbol_rate;
+ fe_code_rate_t code_rate_HP;
+ fe_code_rate_t code_rate_LP;
+
+ fe_pilot_t pilot;
+ fe_rolloff_t rolloff;
+
+ fe_delivery_system_t delivery_system;
+
+ /* ISDB-T specifics */
+ u8 isdbt_partial_reception;
+ u8 isdbt_sb_mode;
+ u8 isdbt_sb_subchannel;
+ u32 isdbt_sb_segment_idx;
+ u32 isdbt_sb_segment_count;
+ u8 isdbt_layer_enabled;
+ struct {
+ u8 segment_count;
+ fe_code_rate_t fec;
+ fe_modulation_t modulation;
+ u8 interleaving;
+ } layer[3];
+
+ /* ISDB-T specifics */
+ u32 isdbs_ts_id;
};
struct dvb_frontend {
struct dvb_frontend_ops ops;
struct dvb_adapter *dvb;
- void* demodulator_priv;
- void* tuner_priv;
- void* frontend_priv;
- void* misc_priv;
+ void *demodulator_priv;
+ void *tuner_priv;
+ void *frontend_priv;
+ void *sec_priv;
+ void *analog_demod_priv;
+ struct dtv_frontend_properties dtv_property_cache;
+#define DVB_FRONTEND_COMPONENT_TUNER 0
+ int (*callback)(void *adapter_priv, int component, int cmd, int arg);
+ int id;
};
-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_reinitialise(struct dvb_frontend *fe);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff