2f27bdce97
Moved duplicated code to separate files. LNBP21 stuff rewritten from scratch, BSBE1 copied from av7110.c. Modified budget driver to use the new routines. Signed-off-by: Oliver Endriss <o.endriss@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
119 lines
3.7 KiB
C
119 lines
3.7 KiB
C
/*
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* dvb_frontend.h
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*
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* Copyright (C) 2001 convergence integrated media GmbH
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* Copyright (C) 2004 convergence GmbH
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*
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* Written by Ralph Metzler
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* Overhauled by Holger Waechtler
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* Kernel I2C stuff by Michael Hunold <hunold@convergence.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _DVB_FRONTEND_H_
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#define _DVB_FRONTEND_H_
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#include <linux/types.h>
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#include <linux/sched.h>
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#include <linux/ioctl.h>
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#include <linux/i2c.h>
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#include <linux/module.h>
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#include <linux/errno.h>
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#include <linux/delay.h>
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#include <linux/dvb/frontend.h>
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#include "dvbdev.h"
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struct dvb_frontend_tune_settings {
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int min_delay_ms;
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int step_size;
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int max_drift;
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struct dvb_frontend_parameters parameters;
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};
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struct dvb_frontend;
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struct dvb_frontend_ops {
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struct dvb_frontend_info info;
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void (*release)(struct dvb_frontend* fe);
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int (*init)(struct dvb_frontend* fe);
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int (*sleep)(struct dvb_frontend* fe);
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/* if this is set, it overrides the default swzigzag */
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int (*tune)(struct dvb_frontend* fe,
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struct dvb_frontend_parameters* params,
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unsigned int mode_flags,
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int *delay,
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fe_status_t *status);
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/* these two are only used for the swzigzag code */
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int (*set_frontend)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
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int (*get_tune_settings)(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* settings);
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int (*get_frontend)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
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int (*read_status)(struct dvb_frontend* fe, fe_status_t* status);
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int (*read_ber)(struct dvb_frontend* fe, u32* ber);
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int (*read_signal_strength)(struct dvb_frontend* fe, u16* strength);
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int (*read_snr)(struct dvb_frontend* fe, u16* snr);
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int (*read_ucblocks)(struct dvb_frontend* fe, u32* ucblocks);
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int (*diseqc_reset_overload)(struct dvb_frontend* fe);
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int (*diseqc_send_master_cmd)(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* cmd);
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int (*diseqc_recv_slave_reply)(struct dvb_frontend* fe, struct dvb_diseqc_slave_reply* reply);
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int (*diseqc_send_burst)(struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd);
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int (*set_tone)(struct dvb_frontend* fe, fe_sec_tone_mode_t tone);
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int (*set_voltage)(struct dvb_frontend* fe, fe_sec_voltage_t voltage);
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int (*enable_high_lnb_voltage)(struct dvb_frontend* fe, long arg);
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int (*dishnetwork_send_legacy_command)(struct dvb_frontend* fe, unsigned long cmd);
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int (*i2c_gate_ctrl)(struct dvb_frontend* fe, int enable);
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};
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#define MAX_EVENT 8
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struct dvb_fe_events {
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struct dvb_frontend_event events[MAX_EVENT];
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int eventw;
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int eventr;
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int overflow;
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wait_queue_head_t wait_queue;
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struct semaphore sem;
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};
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struct dvb_frontend {
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struct dvb_frontend_ops* ops;
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struct dvb_adapter *dvb;
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void* demodulator_priv;
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void* frontend_priv;
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void* misc_priv;
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};
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extern int dvb_register_frontend(struct dvb_adapter* dvb,
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struct dvb_frontend* fe);
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extern int dvb_unregister_frontend(struct dvb_frontend* fe);
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extern void dvb_frontend_sleep_until(struct timeval *waketime, u32 add_usec);
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extern s32 timeval_usec_diff(struct timeval lasttime, struct timeval curtime);
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#endif
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