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-rw-r--r--drivers/media/dvb/mantis/mantis_link.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/media/dvb/mantis/mantis_link.h b/drivers/media/dvb/mantis/mantis_link.h
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+++ b/drivers/media/dvb/mantis/mantis_link.h
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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 */