2 Mantis PCI bridge driver
4 Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.com)
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.
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.
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.
21 #include "mantis_common.h"
22 #include "mantis_link.h"
23 #include "mantis_hif.h"
25 static int mantis_ca_read_attr_mem(struct dvb_ca_en50221 *en50221, int slot, int addr)
27 struct mantis_ca *ca = en50221->data;
28 struct mantis_pci *mantis = ca->ca_priv;
30 dprintk(verbose, MANTIS_DEBUG, 1, "Slot(%d): Request Attribute Mem Read", slot);
35 return mantis_hif_read_mem(ca, addr);
38 static int mantis_ca_write_attr_mem(struct dvb_ca_en50221 *en50221, int slot, int addr, u8 data)
40 struct mantis_ca *ca = en50221->data;
41 struct mantis_pci *mantis = ca->ca_priv;
43 dprintk(verbose, MANTIS_DEBUG, 1, "Slot(%d): Request Attribute Mem Write", slot);
48 return mantis_hif_write_mem(ca, addr, data);
51 static int mantis_ca_read_cam_ctl(struct dvb_ca_en50221 *en50221, int slot, u8 addr)
53 struct mantis_ca *ca = en50221->data;
54 struct mantis_pci *mantis = ca->ca_priv;
56 dprintk(verbose, MANTIS_DEBUG, 1, "Slot(%d): Request CAM control Read", slot);
61 return mantis_hif_read_iom(ca, addr);
64 static int mantis_ca_write_cam_ctl(struct dvb_ca_en50221 *en50221, int slot, u8 addr, u8 data)
66 struct mantis_ca *ca = en50221->data;
67 struct mantis_pci *mantis = ca->ca_priv;
69 dprintk(verbose, MANTIS_DEBUG, 1, "Slot(%d): Request CAM control Write", slot);
74 return mantis_hif_write_iom(ca, addr, data);
77 static int mantis_ca_slot_reset(struct dvb_ca_en50221 *en50221, int slot)
79 struct mantis_ca *ca = en50221->data;
80 struct mantis_pci *mantis = ca->ca_priv;
82 dprintk(verbose, MANTIS_DEBUG, 1, "Slot(%d): Slot RESET", slot);
87 static int mantis_ca_slot_shutdown(struct dvb_ca_en50221 *en50221, int slot)
89 struct mantis_ca *ca = en50221->data;
90 struct mantis_pci *mantis = ca->ca_priv;
92 dprintk(verbose, MANTIS_DEBUG, 1, "Slot(%d): Slot shutdown", slot);
97 static int mantis_ts_control(struct dvb_ca_en50221 *en50221, int slot)
99 struct mantis_ca *ca = en50221->data;
100 struct mantis_pci *mantis = ca->ca_priv;
102 dprintk(verbose, MANTIS_DEBUG, 1, "Slot(%d): TS control", slot);
107 static int mantis_slot_status(struct dvb_ca_en50221 *en50221, int slot, int open)
109 struct mantis_ca *ca = en50221->data;
110 struct mantis_pci *mantis = ca->ca_priv;
112 dprintk(verbose, MANTIS_DEBUG, 1, "Slot(%d): Poll Slot status", slot);
114 if (ca->slot_state == MODULE_INSERTED)
115 return DVB_CA_EN50221_POLL_CAM_PRESENT | DVB_CA_EN50221_POLL_CAM_READY;
120 int mantis_ca_init(struct mantis_pci *mantis)
122 struct dvb_adapter *dvb_adapter = &mantis->dvb_adapter;
123 struct mantis_ca *ca;
124 int ca_flags = 0, result;
126 dprintk(verbose, MANTIS_DEBUG, 1, "Initializing Mantis CA");
127 if (!(ca = kzalloc(sizeof (struct mantis_ca), GFP_KERNEL))) {
128 dprintk(verbose, MANTIS_ERROR, 1, "Out of memory!, exiting ..");
133 ca->ca_priv = mantis;
134 mantis->mantis_ca = ca;
136 /* register CA interface */
137 ca->en50221.owner = THIS_MODULE;
138 ca->en50221.read_attribute_mem = mantis_ca_read_attr_mem;
139 ca->en50221.write_attribute_mem = mantis_ca_write_attr_mem;
140 ca->en50221.read_cam_control = mantis_ca_read_cam_ctl;
141 ca->en50221.write_cam_control = mantis_ca_write_cam_ctl;
142 ca->en50221.slot_reset = mantis_ca_slot_reset;
143 ca->en50221.slot_shutdown = mantis_ca_slot_shutdown;
144 ca->en50221.slot_ts_enable = mantis_ts_control;
145 ca->en50221.poll_slot_status = mantis_slot_status;
146 ca->en50221.data = ca;
148 dprintk(verbose, MANTIS_ERROR, 1, "Registering EN50221 device");
149 if ((result = dvb_ca_en50221_init(dvb_adapter, &ca->en50221, ca_flags, 1)) != 0) {
150 dprintk(verbose, MANTIS_ERROR, 1, "EN50221: Initialization failed");
153 dprintk(verbose, MANTIS_ERROR, 1, "Registered EN50221 device");
154 mantis_evmgr_init(ca);
161 void mantis_ca_exit(struct mantis_pci *mantis)
163 struct mantis_ca *ca = mantis->mantis_ca;
164 struct mantis_pci *mantis = ca->ca_priv;
166 dprintk(verbose, MANTIS_DEBUG, 1, "Mantis CA exit");
168 mantis_evmgr_exit(ca);
169 dprintk(verbose, MANTIS_ERROR, 1, "Unregistering EN50221 device");
170 dvb_ca_en50221_release(&ca->en50221);