1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
|
/*
* budget-patch.c: driver for Budget Patch,
* hardware modification of DVB-S cards enabling full TS
*
* Written by Emard <emard@softhome.net>
*
* Original idea by Roberto Deza <rdeza@unav.es>
*
* Special thanks to Holger Waechtler, Michael Hunold, Marian Durkovic
* and Metzlerbros
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
*
*
* the project's page is at http://www.linuxtv.org/dvb/
*/
#include "budget.h"
#include "av7110.h"
#include "av7110_hw.h"
#define budget_patch budget
static struct saa7146_extension budget_extension;
MAKE_BUDGET_INFO(fs_1_3,"Siemens/Technotrend/Hauppauge PCI rev1.3+Budget_Patch", BUDGET_PATCH);
static struct pci_device_id pci_tbl[] = {
MAKE_EXTENSION_PCI(fs_1_3,0x13c2, 0x0000),
{
.vendor = 0,
}
};
static int budget_wdebi(struct budget_patch *budget, u32 config, int addr, u32 val, int count)
{
struct saa7146_dev *dev=budget->dev;
DEB_EE(("budget: %p\n", budget));
if (count <= 0 || count > 4)
return -1;
saa7146_write(dev, DEBI_CONFIG, config);
saa7146_write(dev, DEBI_AD, val );
saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff));
saa7146_write(dev, MC2, (2 << 16) | 2);
mdelay(5);
return 0;
}
static int budget_SOutCommand(struct budget_patch *budget, u16* buf, int length)
{
int i;
DEB_EE(("budget: %p\n", budget));
for (i = 2; i < length; i++)
budget_wdebi(budget, DEBINOSWAP, COMMAND + 2*i, (u32) buf[i], 2);
if (length)
budget_wdebi(budget, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2);
else
budget_wdebi(budget, DEBINOSWAP, COMMAND + 2, 0, 2);
budget_wdebi(budget, DEBINOSWAP, COMMAND, (u32) buf[0], 2);
return 0;
}
static void av7110_set22k(struct budget_patch *budget, int state)
{
u16 buf[2] = {( COMTYPE_AUDIODAC << 8) | (state ? ON22K : OFF22K), 0};
DEB_EE(("budget: %p\n", budget));
budget_SOutCommand(budget, buf, 2);
}
static int av7110_send_diseqc_msg(struct budget_patch *budget, int len, u8 *msg, int burst)
{
int i;
u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) | SendDiSEqC),
16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
DEB_EE(("budget: %p\n", budget));
if (len>10)
len=10;
buf[1] = len+2;
buf[2] = len;
if (burst != -1)
buf[3]=burst ? 0x01 : 0x00;
else
buf[3]=0xffff;
for (i=0; i<len; i++)
buf[i+4]=msg[i];
budget_SOutCommand(budget, buf, 18);
return 0;
}
int budget_patch_diseqc_ioctl (struct dvb_frontend *fe, unsigned int cmd, void *arg)
{
struct budget_patch *budget = fe->before_after_data;
DEB_EE(("budget: %p\n", budget));
switch (cmd) {
case FE_SET_TONE:
switch ((fe_sec_tone_mode_t) arg) {
case SEC_TONE_ON:
av7110_set22k (budget, 1);
break;
case SEC_TONE_OFF:
av7110_set22k (budget, 0);
break;
default:
return -EINVAL;
}
break;
case FE_DISEQC_SEND_MASTER_CMD:
{
struct dvb_diseqc_master_cmd *cmd = arg;
av7110_send_diseqc_msg (budget, cmd->msg_len, cmd->msg, 0);
break;
}
case FE_DISEQC_SEND_BURST:
av7110_send_diseqc_msg (budget, 0, NULL, (int) (long) arg);
break;
default:
return -EOPNOTSUPP;
}
return 0;
}
static int budget_patch_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_data *info)
{
struct budget_patch *budget;
int err;
int count = 0;
if (!(budget = kmalloc (sizeof(struct budget_patch), GFP_KERNEL)))
return -ENOMEM;
DEB_EE(("budget: %p\n",budget));
if ((err = ttpci_budget_init (budget, dev, info))) {
kfree (budget);
return err;
}
/*
** This code will setup the SAA7146_RPS1 to generate a square
** wave on GPIO3, changing when a field (TS_HEIGHT/2 "lines" of
** TS_WIDTH packets) has been acquired on SAA7146_D1B video port;
** then, this GPIO3 output which is connected to the D1B_VSYNC
** input, will trigger the acquisition of the alternate field
** and so on.
** Currently, the TT_budget / WinTV_Nova cards have two ICs
** (74HCT4040, LVC74) for the generation of this VSYNC signal,
** which seems that can be done perfectly without this :-)).
*/
// Setup RPS1 "program" (p35)
// Wait reset Source Line Counter Threshold (p36)
WRITE_RPS1(cpu_to_le32(CMD_PAUSE | RPS_INV | EVT_HS));
// Wait Source Line Counter Threshold (p36)
WRITE_RPS1(cpu_to_le32(CMD_PAUSE | EVT_HS));
// Set GPIO3=1 (p42)
WRITE_RPS1(cpu_to_le32(CMD_WR_REG_MASK | (GPIO_CTRL>>2)));
WRITE_RPS1(cpu_to_le32(GPIO3_MSK));
WRITE_RPS1(cpu_to_le32(SAA7146_GPIO_OUTHI<<24));
// Wait reset Source Line Counter Threshold (p36)
WRITE_RPS1(cpu_to_le32(CMD_PAUSE | RPS_INV | EVT_HS));
// Wait Source Line Counter Threshold
WRITE_RPS1(cpu_to_le32(CMD_PAUSE | EVT_HS));
// Set GPIO3=0 (p42)
WRITE_RPS1(cpu_to_le32(CMD_WR_REG_MASK | (GPIO_CTRL>>2)));
WRITE_RPS1(cpu_to_le32(GPIO3_MSK));
WRITE_RPS1(cpu_to_le32(SAA7146_GPIO_OUTLO<<24));
// Jump to begin of RPS program (p37)
WRITE_RPS1(cpu_to_le32(CMD_JUMP));
WRITE_RPS1(cpu_to_le32(dev->d_rps1.dma_handle));
// Fix VSYNC level
saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTLO);
// Set RPS1 Address register to point to RPS code (r108 p42)
saa7146_write(dev, RPS_ADDR1, dev->d_rps1.dma_handle);
// Set Source Line Counter Threshold, using BRS (rCC p43)
saa7146_write(dev, RPS_THRESH1, ((TS_HEIGHT/2) | MASK_12));
// Enable RPS1 (rFC p33)
saa7146_write(dev, MC1, (MASK_13 | MASK_29));
dvb_add_frontend_ioctls (budget->dvb_adapter,
budget_patch_diseqc_ioctl, NULL, budget);
dev->ext_priv = budget;
return 0;
}
static int budget_patch_detach (struct saa7146_dev* dev)
{
struct budget_patch *budget = (struct budget_patch*) dev->ext_priv;
int err;
dvb_remove_frontend_ioctls (budget->dvb_adapter,
budget_patch_diseqc_ioctl, NULL);
err = ttpci_budget_deinit (budget);
kfree (budget);
return err;
}
static int __init budget_patch_init(void)
{
return saa7146_register_extension(&budget_extension);
}
static void __exit budget_patch_exit(void)
{
DEB_EE((".\n"));
saa7146_unregister_extension(&budget_extension);
}
static struct saa7146_extension budget_extension = {
.name = "budget_patch dvb\0",
.flags = 0,
.module = THIS_MODULE,
.pci_tbl = pci_tbl,
.attach = budget_patch_attach,
.detach = budget_patch_detach,
.irq_mask = MASK_10,
.irq_func = ttpci_budget_irq10_handler,
};
module_init(budget_patch_init);
module_exit(budget_patch_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Emard, Roberto Deza, Holger Waechtler, Michael Hunold, others");
MODULE_DESCRIPTION("Driver for full TS modified DVB-S SAA7146+AV7110 "
"based so-called Budget Patch cards");
|
