drivers/media/pci/cx23885/altera-ci.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * altera-ci.c
 *
 *  CI driver in conjunction with NetUp Dual DVB-T/C RF CI card
 *
 * Copyright (C) 2010 NetUP Inc.
 * Copyright (C) 2010 Igor M. Liplianin <liplianin@netup.ru>
 */
#ifndef __ALTERA_CI_H
#define __ALTERA_CI_H

#define ALT_DATA	0x000000ff
#define ALT_TDI		0x00008000
#define ALT_TDO		0x00004000
#define ALT_TCK		0x00002000
#define ALT_RDY		0x00001000
#define ALT_RD		0x00000800
#define ALT_WR		0x00000400
#define ALT_AD_RG	0x00000200
#define ALT_CS		0x00000100

struct altera_ci_config {
	void *dev;/* main dev, for example cx23885_dev */
	void *adapter;/* for CI to connect to */
	struct dvb_demux *demux;/* for hardware PID filter to connect to */
	int (*fpga_rw) (void *dev, int ad_rg, int val, int rw);
};

#if IS_REACHABLE(CONFIG_MEDIA_ALTERA_CI)

extern int altera_ci_init(struct altera_ci_config *config, int ci_nr);
extern void altera_ci_release(void *dev, int ci_nr);
extern int altera_ci_irq(void *dev);
extern int altera_ci_tuner_reset(void *dev, int ci_nr);

#else

static inline int altera_ci_init(struct altera_ci_config *config, int ci_nr)
{
	pr_warn("%s: driver disabled by Kconfig\n", __func__);
	return 0;
}

static inline void altera_ci_release(void *dev, int ci_nr)
{
	pr_warn("%s: driver disabled by Kconfig\n", __func__);
}

static inline int altera_ci_irq(void *dev)
{
	pr_warn("%s: driver disabled by Kconfig\n", __func__);
	return 0;
}

static inline int altera_ci_tuner_reset(void *dev, int ci_nr)
{
	pr_warn("%s: driver disabled by Kconfig\n", __func__);
	return 0;
}

#endif
#if 0
static inline int altera_hw_filt_init(struct altera_ci_config *config,
							int hw_filt_nr)
{
	pr_warn("%s: driver disabled by Kconfig\n", __func__);
	return 0;
}

static inline void altera_hw_filt_release(void *dev, int filt_nr)
{
	pr_warn("%s: driver disabled by Kconfig\n", __func__);
}

static inline int altera_pid_feed_control(void *dev, int filt_nr,
		struct dvb_demux_feed *dvbdmxfeed, int onoff)
{
	pr_warn("%s: driver disabled by Kconfig\n", __func__);
	return 0;
}

#endif /* CONFIG_MEDIA_ALTERA_CI */

#endif /* __ALTERA_CI_H */