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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/linux/linux-2.6/drivers/media/dvb/mantis/
1/*
2	Mantis PCI bridge driver
3
4	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
5
6	This program is free software; you can redistribute it and/or modify
7	it under the terms of the GNU General Public License as published by
8	the Free Software Foundation; either version 2 of the License, or
9	(at your option) any later version.
10
11	This program is distributed in the hope that it will be useful,
12	but WITHOUT ANY WARRANTY; without even the implied warranty of
13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	GNU General Public License for more details.
15
16	You should have received a copy of the GNU General Public License
17	along with this program; if not, write to the Free Software
18	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19*/
20
21#ifndef __MANTIS_LINK_H
22#define __MANTIS_LINK_H
23
24#include <linux/mutex.h>
25#include <linux/workqueue.h>
26#include "dvb_ca_en50221.h"
27
28enum mantis_sbuf_status {
29	MANTIS_SBUF_DATA_AVAIL		= 1,
30	MANTIS_SBUF_DATA_EMPTY		= 2,
31	MANTIS_SBUF_DATA_OVFLW		= 3
32};
33
34struct mantis_slot {
35	u32				timeout;
36	u32				slave_cfg;
37	u32				bar;
38};
39
40/* Physical layer */
41enum mantis_slot_state {
42	MODULE_INSERTED			= 3,
43	MODULE_XTRACTED			= 4
44};
45
46struct mantis_ca {
47	struct mantis_slot		slot[4];
48
49	struct work_struct		hif_evm_work;
50
51	u32				hif_event;
52	wait_queue_head_t		hif_opdone_wq;
53	wait_queue_head_t		hif_brrdyw_wq;
54	wait_queue_head_t		hif_data_wq;
55	wait_queue_head_t		hif_write_wq; /* HIF Write op */
56
57	enum mantis_sbuf_status		sbuf_status;
58
59	enum mantis_slot_state		slot_state;
60
61	void				*ca_priv;
62
63	struct dvb_ca_en50221		en50221;
64	struct mutex			ca_lock;
65};
66
67/* CA */
68extern void mantis_event_cam_plugin(struct mantis_ca *ca);
69extern void mantis_event_cam_unplug(struct mantis_ca *ca);
70extern int mantis_pcmcia_init(struct mantis_ca *ca);
71extern void mantis_pcmcia_exit(struct mantis_ca *ca);
72extern int mantis_evmgr_init(struct mantis_ca *ca);
73extern void mantis_evmgr_exit(struct mantis_ca *ca);
74
75/* HIF */
76extern int mantis_hif_init(struct mantis_ca *ca);
77extern void mantis_hif_exit(struct mantis_ca *ca);
78extern int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr);
79extern int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data);
80extern int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr);
81extern int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data);
82
83#endif /* __MANTIS_LINK_H */
84