-/*
+/*
* dvb_frontend.h
*
- * Copyright (C) 2001 Ralph Metzler for convergence integrated media GmbH
- * overhauled by Holger Waechtler for Convergence GmbH
+ * Copyright (C) 2001 convergence integrated media GmbH
+ * Copyright (C) 2004 convergence GmbH
*
+ * Written by Ralph Metzler
+ * Overhauled by Holger Waechtler
+ * Kernel I2C stuff by Michael Hunold <hunold@convergence.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/errno.h>
+#include <linux/delay.h>
#include <linux/dvb/frontend.h>
-#include "dvb_i2c.h"
#include "dvbdev.h"
+struct dvb_frontend_tune_settings {
+ int min_delay_ms;
+ int step_size;
+ int max_drift;
+ struct dvb_frontend_parameters parameters;
+};
+struct dvb_frontend;
+struct dvb_frontend_ops {
-/**
- * when before_ioctl is registered and returns value 0, ioctl and after_ioctl
- * are not executed.
- */
+ struct dvb_frontend_info info;
-struct dvb_frontend {
- int (*before_ioctl) (struct dvb_frontend *frontend, unsigned int cmd, void *arg);
- int (*ioctl) (struct dvb_frontend *frontend, unsigned int cmd, void *arg);
- int (*after_ioctl) (struct dvb_frontend *frontend, unsigned int cmd, void *arg);
- void (*notifier_callback) (fe_status_t s, void *data);
- struct dvb_i2c_bus *i2c;
- void *before_after_data; /* can be used by hardware module... */
- void *notifier_data; /* can be used by hardware module... */
- void *data; /* can be used by hardware module... */
+ void (*release)(struct dvb_frontend* fe);
+
+ int (*init)(struct dvb_frontend* fe);
+ int (*sleep)(struct dvb_frontend* fe);
+
+ /* 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,
+ fe_status_t *status);
+
+ /* these two are only used for the swzigzag code */
+ int (*set_frontend)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
+ int (*get_tune_settings)(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* settings);
+
+ int (*get_frontend)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
+
+ int (*read_status)(struct dvb_frontend* fe, fe_status_t* status);
+ int (*read_ber)(struct dvb_frontend* fe, u32* ber);
+ int (*read_signal_strength)(struct dvb_frontend* fe, u16* strength);
+ int (*read_snr)(struct dvb_frontend* fe, u16* snr);
+ int (*read_ucblocks)(struct dvb_frontend* fe, u32* ucblocks);
+
+ int (*diseqc_reset_overload)(struct dvb_frontend* fe);
+ int (*diseqc_send_master_cmd)(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* cmd);
+ int (*diseqc_recv_slave_reply)(struct dvb_frontend* fe, struct dvb_diseqc_slave_reply* reply);
+ int (*diseqc_send_burst)(struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd);
+ int (*set_tone)(struct dvb_frontend* fe, fe_sec_tone_mode_t tone);
+ int (*set_voltage)(struct dvb_frontend* fe, fe_sec_voltage_t voltage);
+ 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);
};
-struct dvb_frontend_tune_settings {
- int min_delay_ms;
- int step_size;
- int max_drift;
- struct dvb_frontend_parameters parameters;
+#define MAX_EVENT 8
+
+struct dvb_fe_events {
+ struct dvb_frontend_event events[MAX_EVENT];
+ int eventw;
+ int eventr;
+ int overflow;
+ wait_queue_head_t wait_queue;
+ struct semaphore sem;
};
+struct dvb_frontend {
+ struct dvb_frontend_ops* ops;
+ struct dvb_adapter *dvb;
+ void* demodulator_priv;
+ void* frontend_priv;
+ void* misc_priv;
+};
-/**
- * private frontend command ioctl's.
- * keep them in sync with the public ones defined in linux/dvb/frontend.h
- *
- * FE_SLEEP. Ioctl used to put frontend into a low power mode.
- * FE_INIT. Ioctl used to initialise the frontend.
- * FE_GET_TUNE_SETTINGS. Get the frontend-specific tuning loop settings for the supplied set of parameters.
- */
-#define FE_SLEEP _IO('v', 80)
-#define FE_INIT _IO('v', 81)
-#define FE_GET_TUNE_SETTINGS _IOWR('v', 83, struct dvb_frontend_tune_settings)
-
-
-extern int
-dvb_register_frontend (int (*ioctl) (struct dvb_frontend *frontend,
- unsigned int cmd, void *arg),
- struct dvb_i2c_bus *i2c,
- void *data,
- struct dvb_frontend_info *info);
-
-extern int
-dvb_unregister_frontend (int (*ioctl) (struct dvb_frontend *frontend,
- unsigned int cmd, void *arg),
- struct dvb_i2c_bus *i2c);
-
-
-/**
- * Add special ioctl code performed before and after the main ioctl
- * to all frontend devices on the specified DVB adapter.
- * This is necessairy because the 22kHz/13V-18V/DiSEqC stuff depends
- * heavily on the hardware around the frontend, the same tuner can create
- * these signals on about a million different ways...
- *
- * Return value: number of frontends where the ioctl's were applied.
- */
-extern int
-dvb_add_frontend_ioctls (struct dvb_adapter *adapter,
- int (*before_ioctl) (struct dvb_frontend *frontend,
- unsigned int cmd, void *arg),
- int (*after_ioctl) (struct dvb_frontend *frontend,
- unsigned int cmd, void *arg),
- void *before_after_data);
-
-
-extern void
-dvb_remove_frontend_ioctls (struct dvb_adapter *adapter,
- int (*before_ioctl) (struct dvb_frontend *frontend,
- unsigned int cmd, void *arg),
- int (*after_ioctl) (struct dvb_frontend *frontend,
- unsigned int cmd, void *arg));
-
-extern int
-dvb_add_frontend_notifier (struct dvb_adapter *adapter,
- void (*callback) (fe_status_t s, void *data),
- void *data);
-extern void
-dvb_remove_frontend_notifier (struct dvb_adapter *adapter,
- void (*callback) (fe_status_t s, void *data));
+extern int dvb_register_frontend(struct dvb_adapter* dvb,
+ struct dvb_frontend* fe);
-#endif
+extern int dvb_unregister_frontend(struct dvb_frontend* fe);
+
+extern void dvb_frontend_reinitialise(struct dvb_frontend *fe);
+extern void dvb_frontend_sleep_until(struct timeval *waketime, u32 add_usec);
+extern s32 timeval_usec_diff(struct timeval lasttime, struct timeval curtime);
+
+#endif
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