Release 4.7 drivers/media/pci/mantis/mantis_link.h

/*
        Mantis PCI bridge driver

        Copyright (C) Manu Abraham (abraham.manu@gmail.com)

        This program is free software; you can redistribute it and/or modify
        it under the terms of the GNU General Public License as published by
        the Free Software Foundation; either version 2 of the License, or
        (at your option) any later version.

        This program is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        GNU General Public License for more details.

        You should have received a copy of the GNU General Public License
        along with this program; if not, write to the Free Software
        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef __MANTIS_LINK_H

#define __MANTIS_LINK_H

#include <linux/mutex.h>
#include <linux/workqueue.h>
#include "dvb_ca_en50221.h"


enum mantis_sbuf_status {
	
MANTIS_SBUF_DATA_AVAIL		= 1,
	
MANTIS_SBUF_DATA_EMPTY		= 2,
	
MANTIS_SBUF_DATA_OVFLW		= 3
};


struct mantis_slot {
	
u32				timeout;
	
u32				slave_cfg;
	
u32				bar;
};

/* Physical layer */

enum mantis_slot_state {
	
MODULE_INSERTED			= 3,
	
MODULE_XTRACTED			= 4
};


struct mantis_ca {
	
struct mantis_slot		slot[4];

	
struct work_struct		hif_evm_work;

	
u32				hif_event;
	
wait_queue_head_t		hif_opdone_wq;
	
wait_queue_head_t		hif_brrdyw_wq;
	
wait_queue_head_t		hif_data_wq;
	
wait_queue_head_t		hif_write_wq; /* HIF Write op */

	
enum mantis_sbuf_status		sbuf_status;

	
enum mantis_slot_state		slot_state;

	
void				*ca_priv;

	
struct dvb_ca_en50221		en50221;
	
struct mutex			ca_lock;
};

/* CA */
extern void mantis_event_cam_plugin(struct mantis_ca *ca);
extern void mantis_event_cam_unplug(struct mantis_ca *ca);
extern int mantis_pcmcia_init(struct mantis_ca *ca);
extern void mantis_pcmcia_exit(struct mantis_ca *ca);
extern int mantis_evmgr_init(struct mantis_ca *ca);
extern void mantis_evmgr_exit(struct mantis_ca *ca);

/* HIF */
extern int mantis_hif_init(struct mantis_ca *ca);
extern void mantis_hif_exit(struct mantis_ca *ca);
extern int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr);
extern int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data);
extern int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr);
extern int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data);

#endif /* __MANTIS_LINK_H */
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Directory: drivers/media/pci/mantis

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