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authorSteven Toth <stoth@hauppauge.com>2008-04-18 20:34:00 -0400
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-04-24 13:09:42 -0400
commit265a6510629ab39f33ece43a857089dd37978184 (patch)
tree021773e15d68f7d99c571d723a48397ae9cf9ef5
parentc8234ea37fb8b7a904223672edf36d269ea569a2 (diff)
V4L/DVB (7621): Add support for Hauppauge HVR950Q/HVR850/FusioHDTV7-USB
Including support for the AU0828 USB Bridge. Including support for the AU8522 ATSC/QAM Demodulator. Including support for the AU8522 ATSC/QAM Demodulator. Signed-off-by: Steven Toth <stoth@hauppauge.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat
-rw-r--r--drivers/media/dvb/frontends/Kconfig8
-rw-r--r--drivers/media/dvb/frontends/Makefile1
-rw-r--r--drivers/media/dvb/frontends/au8522.c448
-rw-r--r--drivers/media/dvb/frontends/au8522.h55
-rw-r--r--drivers/media/video/Kconfig2
-rw-r--r--drivers/media/video/Makefile2
-rw-r--r--drivers/media/video/au0828/Kconfig10
-rw-r--r--drivers/media/video/au0828/Makefile9
-rw-r--r--drivers/media/video/au0828/au0828-cards.c144
-rw-r--r--drivers/media/video/au0828/au0828-cards.h25
-rw-r--r--drivers/media/video/au0828/au0828-core.c252
-rw-r--r--drivers/media/video/au0828/au0828-dvb.c371
-rw-r--r--drivers/media/video/au0828/au0828-i2c.c402
-rw-r--r--drivers/media/video/au0828/au0828-reg.h35
-rw-r--r--drivers/media/video/au0828/au0828.h117
15 files changed, 1881 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig
index 4284a3092c14..ae3659be323f 100644
--- a/drivers/media/dvb/frontends/Kconfig
+++ b/drivers/media/dvb/frontends/Kconfig
@@ -291,6 +291,14 @@ config DVB_S5H1409
291 An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want 291 An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want
292 to support this frontend. 292 to support this frontend.
293 293
294config DVB_AU8522
295 tristate "Auvitek AU8522 based"
296 depends on DVB_CORE && I2C
297 default m if DVB_FE_CUSTOMISE
298 help
299 An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want
300 to support this frontend.
301
294comment "Tuners/PLL support" 302comment "Tuners/PLL support"
295 depends on DVB_CORE 303 depends on DVB_CORE
296 304
diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile
index 129367886bcc..8e23a30ed3be 100644
--- a/drivers/media/dvb/frontends/Makefile
+++ b/drivers/media/dvb/frontends/Makefile
@@ -53,3 +53,4 @@ obj-$(CONFIG_DVB_TUNER_MT2131) += mt2131.o
53obj-$(CONFIG_DVB_S5H1409) += s5h1409.o 53obj-$(CONFIG_DVB_S5H1409) += s5h1409.o
54obj-$(CONFIG_DVB_TUNER_XC5000) += xc5000.o 54obj-$(CONFIG_DVB_TUNER_XC5000) += xc5000.o
55obj-$(CONFIG_DVB_TUNER_ITD1000) += itd1000.o 55obj-$(CONFIG_DVB_TUNER_ITD1000) += itd1000.o
56obj-$(CONFIG_DVB_AU8522) += au8522.o
diff --git a/drivers/media/dvb/frontends/au8522.c b/drivers/media/dvb/frontends/au8522.c
new file mode 100644
index 000000000000..d3c44b95e240
--- /dev/null
+++ b/drivers/media/dvb/frontends/au8522.c
@@ -0,0 +1,448 @@
1/*
2 Auvitek AU8522 QAM/8VSB demodulator driver
3
4 Copyright (C) 2008 Steven Toth <stoth@hauppauge.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
22#include <linux/kernel.h>
23#include <linux/init.h>
24#include <linux/module.h>
25#include <linux/string.h>
26#include <linux/slab.h>
27#include <linux/delay.h>
28#include "dvb_frontend.h"
29#include "dvb-pll.h"
30#include "au8522.h"
31
32struct au8522_state {
33
34 struct i2c_adapter* i2c;
35
36 /* configuration settings */
37 const struct au8522_config* config;
38
39 struct dvb_frontend frontend;
40
41 u32 current_frequency;
42 fe_modulation_t current_modulation;
43
44};
45
46static int debug = 0;
47#define dprintk if (debug) printk
48
49/* 16 bit registers, 8 bit values */
50static int au8522_writereg(struct au8522_state* state, u16 reg, u8 data)
51{
52 int ret;
53 u8 buf [] = { reg >> 8, reg & 0xff, data };
54
55 struct i2c_msg msg = { .addr = state->config->demod_address,
56 .flags = 0, .buf = buf, .len = 3 };
57
58 ret = i2c_transfer(state->i2c, &msg, 1);
59
60 if (ret != 1)
61 printk("%s: writereg error (reg == 0x%02x, val == 0x%04x, "
62 "ret == %i)\n", __FUNCTION__, reg, data, ret);
63
64 return (ret != 1) ? -1 : 0;
65}
66
67static u8 au8522_readreg(struct au8522_state* state, u16 reg)
68{
69 int ret;
70 u8 b0 [] = { reg >> 8, reg & 0xff };
71 u8 b1 [] = { 0 };
72
73 struct i2c_msg msg [] = {
74 { .addr = state->config->demod_address, .flags = 0,
75 .buf = b0, .len = 2 },
76 { .addr = state->config->demod_address, .flags = I2C_M_RD,
77 .buf = b1, .len = 1 } };
78
79 ret = i2c_transfer(state->i2c, msg, 2);
80
81 if (ret != 2)
82 printk("%s: readreg error (ret == %i)\n", __FUNCTION__, ret);
83 return b1[0];
84}
85
86static int au8522_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
87{
88 struct au8522_state* state = fe->demodulator_priv;
89
90 dprintk("%s(%d)\n", __FUNCTION__, enable);
91
92 if (enable)
93 return au8522_writereg(state, 0x106, 1);
94 else
95 return au8522_writereg(state, 0x106, 0);
96}
97
98static int au8522_enable_modulation(struct dvb_frontend* fe,
99 fe_modulation_t m)
100{
101 struct au8522_state* state = fe->demodulator_priv;
102
103 dprintk("%s(0x%08x)\n", __FUNCTION__, m);
104
105 switch(m) {
106 case VSB_8:
107 dprintk("%s() VSB_8\n", __FUNCTION__);
108
109 //au8522_writereg(state, 0x410b, 0x84); // Serial
110
111 //au8522_writereg(state, 0x8090, 0x82);
112 au8522_writereg(state, 0x8090, 0x84);
113 au8522_writereg(state, 0x4092, 0x11);
114 au8522_writereg(state, 0x2005, 0x00);
115 au8522_writereg(state, 0x8091, 0x80);
116
117 au8522_writereg(state, 0x80a3, 0x0c);
118 au8522_writereg(state, 0x80a4, 0xe8);
119 au8522_writereg(state, 0x8081, 0xc4);
120 au8522_writereg(state, 0x80a5, 0x40);
121 au8522_writereg(state, 0x80a7, 0x40);
122 au8522_writereg(state, 0x80a6, 0x67);
123 au8522_writereg(state, 0x8262, 0x20);
124 au8522_writereg(state, 0x821c, 0x30);
125 au8522_writereg(state, 0x80d8, 0x1a);
126 au8522_writereg(state, 0x8227, 0xa0);
127 au8522_writereg(state, 0x8121, 0xff);
128 au8522_writereg(state, 0x80a8, 0xf0);
129 au8522_writereg(state, 0x80a9, 0x05);
130 au8522_writereg(state, 0x80aa, 0x77);
131 au8522_writereg(state, 0x80ab, 0xf0);
132 au8522_writereg(state, 0x80ac, 0x05);
133 au8522_writereg(state, 0x80ad, 0x77);
134 au8522_writereg(state, 0x80ae, 0x41);
135 au8522_writereg(state, 0x80af, 0x66);
136 au8522_writereg(state, 0x821b, 0xcc);
137 au8522_writereg(state, 0x821d, 0x80);
138 au8522_writereg(state, 0x80b5, 0xfb);
139 au8522_writereg(state, 0x80b6, 0x8e);
140 au8522_writereg(state, 0x80b7, 0x39);
141 au8522_writereg(state, 0x80a4, 0xe8);
142 au8522_writereg(state, 0x8231, 0x13);
143 break;
144 case QAM_64:
145 case QAM_256:
146 au8522_writereg(state, 0x80a3, 0x09);
147 au8522_writereg(state, 0x80a4, 0x00);
148 au8522_writereg(state, 0x8081, 0xc4);
149 au8522_writereg(state, 0x80a5, 0x40);
150 au8522_writereg(state, 0x80b5, 0xfb);
151 au8522_writereg(state, 0x80b6, 0x8e);
152 au8522_writereg(state, 0x80b7, 0x39);
153 au8522_writereg(state, 0x80aa, 0x77);
154 au8522_writereg(state, 0x80ad, 0x77);
155 au8522_writereg(state, 0x80a6, 0x67);
156 au8522_writereg(state, 0x8262, 0x20);
157 au8522_writereg(state, 0x821c, 0x30);
158 au8522_writereg(state, 0x80b8, 0x3e);
159 au8522_writereg(state, 0x80b9, 0xf0);
160 au8522_writereg(state, 0x80ba, 0x01);
161 au8522_writereg(state, 0x80bb, 0x18);
162 au8522_writereg(state, 0x80bc, 0x50);
163 au8522_writereg(state, 0x80bd, 0x00);
164 au8522_writereg(state, 0x80be, 0xea);
165 au8522_writereg(state, 0x80bf, 0xef);
166 au8522_writereg(state, 0x80c0, 0xfc);
167 au8522_writereg(state, 0x80c1, 0xbd);
168 au8522_writereg(state, 0x80c2, 0x1f);
169 au8522_writereg(state, 0x80c3, 0xfc);
170 au8522_writereg(state, 0x80c4, 0xdd);
171 au8522_writereg(state, 0x80c5, 0xaf);
172 au8522_writereg(state, 0x80c6, 0x00);
173 au8522_writereg(state, 0x80c7, 0x38);
174 au8522_writereg(state, 0x80c8, 0x30);
175 au8522_writereg(state, 0x80c9, 0x05);
176 au8522_writereg(state, 0x80ca, 0x4a);
177 au8522_writereg(state, 0x80cb, 0xd0);
178 au8522_writereg(state, 0x80cc, 0x01);
179 au8522_writereg(state, 0x80cd, 0xd9);
180 au8522_writereg(state, 0x80ce, 0x6f);
181 au8522_writereg(state, 0x80cf, 0xf9);
182 au8522_writereg(state, 0x80d0, 0x70);
183 au8522_writereg(state, 0x80d1, 0xdf);
184 au8522_writereg(state, 0x80d2, 0xf7);
185 au8522_writereg(state, 0x80d3, 0xc2);
186 au8522_writereg(state, 0x80d4, 0xdf);
187 au8522_writereg(state, 0x80d5, 0x02);
188 au8522_writereg(state, 0x80d6, 0x9a);
189 au8522_writereg(state, 0x80d7, 0xd0);
190 au8522_writereg(state, 0x8250, 0x0d);
191 au8522_writereg(state, 0x8251, 0xcd);
192 au8522_writereg(state, 0x8252, 0xe0);
193 au8522_writereg(state, 0x8253, 0x05);
194 au8522_writereg(state, 0x8254, 0xa7);
195 au8522_writereg(state, 0x8255, 0xff);
196 au8522_writereg(state, 0x8256, 0xed);
197 au8522_writereg(state, 0x8257, 0x5b);
198 au8522_writereg(state, 0x8258, 0xae);
199 au8522_writereg(state, 0x8259, 0xe6);
200 au8522_writereg(state, 0x825a, 0x3d);
201 au8522_writereg(state, 0x825b, 0x0f);
202 au8522_writereg(state, 0x825c, 0x0d);
203 au8522_writereg(state, 0x825d, 0xea);
204 au8522_writereg(state, 0x825e, 0xf2);
205 au8522_writereg(state, 0x825f, 0x51);
206 au8522_writereg(state, 0x8260, 0xf5);
207 au8522_writereg(state, 0x8261, 0x06);
208 au8522_writereg(state, 0x821a, 0x00);
209 au8522_writereg(state, 0x8546, 0x40);
210 au8522_writereg(state, 0x8210, 0x26);
211 au8522_writereg(state, 0x8211, 0xf6);
212 au8522_writereg(state, 0x8212, 0x84);
213 au8522_writereg(state, 0x8213, 0x02);
214 au8522_writereg(state, 0x8502, 0x01);
215 au8522_writereg(state, 0x8121, 0x04);
216 au8522_writereg(state, 0x8122, 0x04);
217 au8522_writereg(state, 0x852e, 0x10);
218 au8522_writereg(state, 0x80a4, 0xca);
219 au8522_writereg(state, 0x80a7, 0x40);
220 au8522_writereg(state, 0x8526, 0x01);
221 break;
222 default:
223 dprintk("%s() Invalid modulation\n", __FUNCTION__);
224 return -EINVAL;
225 }
226
227 state->current_modulation = m;
228
229 return 0;
230}
231
232/* Talk to the demod, set the FEC, GUARD, QAM settings etc */
233static int au8522_set_frontend (struct dvb_frontend* fe,
234 struct dvb_frontend_parameters *p)
235{
236 struct au8522_state* state = fe->demodulator_priv;
237
238 dprintk("%s(frequency=%d)\n", __FUNCTION__, p->frequency);
239
240 state->current_frequency = p->frequency;
241
242 au8522_enable_modulation(fe, p->u.vsb.modulation);
243
244 /* Allow the demod to settle */
245 msleep(100);
246
247 if (fe->ops.tuner_ops.set_params) {
248 if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 1);
249 fe->ops.tuner_ops.set_params(fe, p);
250 if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0);
251 }
252
253 return 0;
254}
255
256/* Reset the demod hardware and reset all of the configuration registers
257 to a default state. */
258static int au8522_init(struct dvb_frontend* fe)
259{
260 struct au8522_state* state = fe->demodulator_priv;
261 dprintk("%s()\n", __FUNCTION__);
262
263 au8522_writereg(state, 0xa4, 1 << 5);
264
265 au8522_i2c_gate_ctrl(fe, 1);
266
267 return 0;
268}
269
270static int au8522_read_status(struct dvb_frontend* fe, fe_status_t* status)
271{
272 struct au8522_state* state = fe->demodulator_priv;
273 u8 reg;
274 u32 tuner_status = 0;
275
276 *status = 0;
277
278 if (state->current_modulation == VSB_8) {
279 dprintk("%s() Checking VSB_8\n", __FUNCTION__);
280 //au8522_writereg(state, 0x80a4, 0x20);
281 reg = au8522_readreg(state, 0x4088);
282 if(reg & 0x01)
283 *status |= FE_HAS_VITERBI;
284 if(reg & 0x02)
285 *status |= FE_HAS_LOCK | FE_HAS_SYNC;
286 } else {
287 dprintk("%s() Checking QAM\n", __FUNCTION__);
288 reg = au8522_readreg(state, 0x4541);
289 if(reg & 0x80)
290 *status |= FE_HAS_VITERBI;
291 if(reg & 0x20)
292 *status |= FE_HAS_LOCK | FE_HAS_SYNC;
293 }
294
295 switch(state->config->status_mode) {
296 case AU8522_DEMODLOCKING:
297 dprintk("%s() DEMODLOCKING\n", __FUNCTION__);
298 if (*status & FE_HAS_VITERBI)
299 *status |= FE_HAS_CARRIER | FE_HAS_SIGNAL;
300 break;
301 case AU8522_TUNERLOCKING:
302 /* Get the tuner status */
303 dprintk("%s() TUNERLOCKING\n", __FUNCTION__);
304 if (fe->ops.tuner_ops.get_status) {
305 if (fe->ops.i2c_gate_ctrl)
306 fe->ops.i2c_gate_ctrl(fe, 1);
307
308 fe->ops.tuner_ops.get_status(fe, &tuner_status);
309
310 if (fe->ops.i2c_gate_ctrl)
311 fe->ops.i2c_gate_ctrl(fe, 0);
312 }
313 if (tuner_status)
314 *status |= FE_HAS_CARRIER | FE_HAS_SIGNAL;
315 break;
316 }
317
318 dprintk("%s() status 0x%08x\n", __FUNCTION__, *status);
319
320 return 0;
321}
322
323static int au8522_read_snr(struct dvb_frontend* fe, u16* snr)
324{
325 dprintk("%s()\n", __FUNCTION__);
326
327 *snr = 0;
328
329 return 0;
330}
331
332static int au8522_read_signal_strength(struct dvb_frontend* fe,
333 u16* signal_strength)
334{
335 return au8522_read_snr(fe, signal_strength);
336}
337
338static int au8522_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
339{
340 struct au8522_state* state = fe->demodulator_priv;
341
342 *ucblocks = au8522_readreg(state, 0x4087);
343
344 return 0;
345}
346
347static int au8522_read_ber(struct dvb_frontend* fe, u32* ber)
348{
349 return au8522_read_ucblocks(fe, ber);
350}
351
352static int au8522_get_frontend(struct dvb_frontend* fe,
353 struct dvb_frontend_parameters *p)
354{
355 struct au8522_state* state = fe->demodulator_priv;
356
357 p->frequency = state->current_frequency;
358 p->u.vsb.modulation = state->current_modulation;
359
360 return 0;
361}
362
363static int au8522_get_tune_settings(struct dvb_frontend* fe,
364 struct dvb_frontend_tune_settings *tune)
365{
366 tune->min_delay_ms = 1000;
367 return 0;
368}
369
370static void au8522_release(struct dvb_frontend* fe)
371{
372 struct au8522_state* state = fe->demodulator_priv;
373 kfree(state);
374}
375
376static struct dvb_frontend_ops au8522_ops;
377
378struct dvb_frontend* au8522_attach(const struct au8522_config* config,
379 struct i2c_adapter* i2c)
380{
381 struct au8522_state* state = NULL;
382
383 /* allocate memory for the internal state */
384 state = kmalloc(sizeof(struct au8522_state), GFP_KERNEL);
385 if (state == NULL)
386 goto error;
387
388 /* setup the state */
389 state->config = config;
390 state->i2c = i2c;
391 /* create dvb_frontend */
392 memcpy(&state->frontend.ops, &au8522_ops,
393 sizeof(struct dvb_frontend_ops));
394 state->frontend.demodulator_priv = state;
395
396 if (au8522_init(&state->frontend) != 0) {
397 printk(KERN_ERR "%s: Failed to initialize correctly\n",
398 __FUNCTION__);
399 goto error;
400 }
401
402 /* Note: Leaving the I2C gate open here. */
403 au8522_i2c_gate_ctrl(&state->frontend, 1);
404
405 return &state->frontend;
406
407error:
408 kfree(state);
409 return NULL;
410}
411
412static struct dvb_frontend_ops au8522_ops = {
413
414 .info = {
415 .name = "Auvitek AU8522 QAM/8VSB Frontend",
416 .type = FE_ATSC,
417 .frequency_min = 54000000,
418 .frequency_max = 858000000,
419 .frequency_stepsize = 62500,
420 .caps = FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
421 },
422
423 .init = au8522_init,
424 .i2c_gate_ctrl = au8522_i2c_gate_ctrl,
425 .set_frontend = au8522_set_frontend,
426 .get_frontend = au8522_get_frontend,
427 .get_tune_settings = au8522_get_tune_settings,
428 .read_status = au8522_read_status,
429 .read_ber = au8522_read_ber,
430 .read_signal_strength = au8522_read_signal_strength,
431 .read_snr = au8522_read_snr,
432 .read_ucblocks = au8522_read_ucblocks,
433 .release = au8522_release,
434};
435
436module_param(debug, int, 0644);
437MODULE_PARM_DESC(debug, "Enable verbose debug messages");
438
439MODULE_DESCRIPTION("Auvitek AU8522 QAM-B/ATSC Demodulator driver");
440MODULE_AUTHOR("Steven Toth");
441MODULE_LICENSE("GPL");
442
443EXPORT_SYMBOL(au8522_attach);
444
445/*
446 * Local variables:
447 * c-basic-offset: 8
448 */
diff --git a/drivers/media/dvb/frontends/au8522.h b/drivers/media/dvb/frontends/au8522.h
new file mode 100644
index 000000000000..a75627155fed
--- /dev/null
+++ b/drivers/media/dvb/frontends/au8522.h
@@ -0,0 +1,55 @@
1/*
2 Auvitek AU8522 QAM/8VSB demodulator driver
3
4 Copyright (C) 2008 Steven Toth <stoth@hauppauge.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
22#ifndef __AU8522_H__
23#define __AU8522_H__
24
25#include <linux/dvb/frontend.h>
26
27struct au8522_config
28{
29 /* the demodulator's i2c address */
30 u8 demod_address;
31
32 /* Return lock status based on tuner lock, or demod lock */
33#define AU8522_TUNERLOCKING 0
34#define AU8522_DEMODLOCKING 1
35 u8 status_mode;
36};
37
38#if defined(CONFIG_DVB_AU8522) || (defined(CONFIG_DVB_AU8522_MODULE) && defined(MODULE))
39extern struct dvb_frontend* au8522_attach(const struct au8522_config* config,
40 struct i2c_adapter* i2c);
41#else
42static inline struct dvb_frontend* au8522_attach(const struct au8522_config* config,
43 struct i2c_adapter* i2c)
44{
45 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
46 return NULL;
47}
48#endif /* CONFIG_DVB_AU8522 */
49
50#endif /* __AU8522_H__ */
51
52/*
53 * Local variables:
54 * c-basic-offset: 8
55 */
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 54b9f84e9a3e..fe9a4cc14141 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -698,6 +698,8 @@ source "drivers/media/video/cx88/Kconfig"
698 698
699source "drivers/media/video/cx23885/Kconfig" 699source "drivers/media/video/cx23885/Kconfig"
700 700
701source "drivers/media/video/au0828/Kconfig"
702
701source "drivers/media/video/ivtv/Kconfig" 703source "drivers/media/video/ivtv/Kconfig"
702 704
703config VIDEO_M32R_AR 705config VIDEO_M32R_AR
diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile
index fe3be94afd10..be14227f3726 100644
--- a/drivers/media/video/Makefile
+++ b/drivers/media/video/Makefile
@@ -143,5 +143,7 @@ obj-$(CONFIG_SOC_CAMERA) += soc_camera.o
143obj-$(CONFIG_SOC_CAMERA_MT9M001) += mt9m001.o 143obj-$(CONFIG_SOC_CAMERA_MT9M001) += mt9m001.o
144obj-$(CONFIG_SOC_CAMERA_MT9V022) += mt9v022.o 144obj-$(CONFIG_SOC_CAMERA_MT9V022) += mt9v022.o
145 145
146obj-$(CONFIG_VIDEO_AU0828) += au0828/
147
146EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core 148EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
147EXTRA_CFLAGS += -Idrivers/media/dvb/frontends 149EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
diff --git a/drivers/media/video/au0828/Kconfig b/drivers/media/video/au0828/Kconfig
new file mode 100644
index 000000000000..38d68ee8026a
--- /dev/null
+++ b/drivers/media/video/au0828/Kconfig
@@ -0,0 +1,10 @@
1
2config VIDEO_AU0828
3 tristate "Auvitek AU0828 support"
4 depends on VIDEO_DEV && I2C && INPUT
5 select I2C_ALGOBIT
6 ---help---
7 This is a video4linux driver for Auvitek's USB device.
8
9 To compile this driver as a module, choose M here: the
10 module will be called ambarella
diff --git a/drivers/media/video/au0828/Makefile b/drivers/media/video/au0828/Makefile
new file mode 100644
index 000000000000..9f4f572c89c5
--- /dev/null
+++ b/drivers/media/video/au0828/Makefile
@@ -0,0 +1,9 @@
1au0828-objs := au0828-core.o au0828-i2c.o au0828-cards.o au0828-dvb.o
2
3obj-$(CONFIG_VIDEO_AU0828) += au0828.o
4
5EXTRA_CFLAGS += -Idrivers/media/video
6EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
7EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
8
9EXTRA_CFLAGS += $(extra-cflags-y) $(extra-cflags-m)
diff --git a/drivers/media/video/au0828/au0828-cards.c b/drivers/media/video/au0828/au0828-cards.c
new file mode 100644
index 000000000000..c4cb11e9d6fc
--- /dev/null
+++ b/drivers/media/video/au0828/au0828-cards.c
@@ -0,0 +1,144 @@
1/*
2 * Driver for the Auvitek USB bridge
3 *
4 * Copyright (c) 2008 Steven Toth <stoth@hauppauge.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 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include "au0828.h"
23#include "au0828-cards.h"
24
25#define _dbg(level, fmt, arg...)\
26 do {\
27 if (debug >= level) \
28 printk(KERN_DEBUG DRIVER_NAME "/0: " fmt, ## arg);\
29 } while (0)
30
31struct au0828_board au0828_boards[] = {
32 [AU0828_BOARD_UNKNOWN] = {
33 .name = "Unknown board",
34 },
35 [AU0828_BOARD_HAUPPAUGE_HVR850] = {
36 .name = "Hauppauge HVR850",
37 },
38 [AU0828_BOARD_HAUPPAUGE_HVR950Q] = {
39 .name = "Hauppauge HVR950Q",
40 },
41 [AU0828_BOARD_DVICO_FUSIONHDTV7] = {
42 .name = "DViCO FusionHDTV USB",
43 },
44};
45const unsigned int au0828_bcount = ARRAY_SIZE(au0828_boards);
46
47/* Tuner callback function for au0828 boards. Currently only needed
48 * for HVR1500Q, which has an xc5000 tuner.
49 */
50int au0828_tuner_callback(void *priv, int command, int arg)
51{
52 struct au0828_dev *dev = priv;
53
54 switch(dev->board) {
55 case AU0828_BOARD_HAUPPAUGE_HVR850:
56 case AU0828_BOARD_HAUPPAUGE_HVR950Q:
57 case AU0828_BOARD_DVICO_FUSIONHDTV7:
58 if(command == 0) {
59 /* Tuner Reset Command from xc5000 */
60 /* Drive the tuner into reset and out */
61 au0828_clear(dev, REG_001, 2);
62 mdelay(200);
63 au0828_set(dev, REG_001, 2);
64 mdelay(50);
65 return 0;
66 }
67 else {
68 printk(KERN_ERR
69 "%s(): Unknown command.\n", __FUNCTION__);
70 return -EINVAL;
71 }
72 break;
73 }
74
75 return 0; /* Should never be here */
76}
77
78/*
79 * The bridge has between 8 and 12 gpios.
80 * Regs 1 and 0 deal with output enables.
81 * Regs 3 and 2 * deal with direction.
82 */
83void au0828_gpio_setup(struct au0828_dev *dev)
84{
85 switch(dev->board) {
86 case AU0828_BOARD_HAUPPAUGE_HVR850:
87 case AU0828_BOARD_HAUPPAUGE_HVR950Q:
88 /* GPIO's
89 * 4 - CS5340
90 * 5 - AU8522 Demodulator
91 * 6 - eeprom W/P
92 * 9 - XC5000 Tuner
93 */
94
95 /* Into reset */
96 au0828_write(dev, REG_003, 0x02);
97 au0828_write(dev, REG_002, 0x88 | 0x20);
98 au0828_write(dev, REG_001, 0x0);
99 au0828_write(dev, REG_000, 0x0);
100 msleep(100);
101
102 /* Out of reset */
103 au0828_write(dev, REG_003, 0x02);
104 au0828_write(dev, REG_001, 0x02);
105 au0828_write(dev, REG_002, 0x88 | 0x20);
106 au0828_write(dev, REG_000, 0x88 | 0x20 | 0x40);
107 msleep(250);
108 break;
109 case AU0828_BOARD_DVICO_FUSIONHDTV7:
110 /* GPIO's
111 * 6 - ?
112 * 8 - AU8522 Demodulator
113 * 9 - XC5000 Tuner
114 */
115
116 /* Into reset */
117 au0828_write(dev, REG_003, 0x02);
118 au0828_write(dev, REG_002, 0xa0);
119 au0828_write(dev, REG_001, 0x0);
120 au0828_write(dev, REG_000, 0x0);
121 msleep(100);
122
123 /* Out of reset */
124 au0828_write(dev, REG_003, 0x02);
125 au0828_write(dev, REG_002, 0xa0);
126 au0828_write(dev, REG_001, 0x02);
127 au0828_write(dev, REG_000, 0xa0);
128 msleep(250);
129 break;
130 }
131}
132
133/* table of devices that work with this driver */
134struct usb_device_id au0828_usb_id_table [] = {
135 { USB_DEVICE(0x2040, 0x7200),
136 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
137 { USB_DEVICE(0x2040, 0x7240),
138 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR850 },
139 { USB_DEVICE(0x0fe9, 0xd620),
140 .driver_info = AU0828_BOARD_DVICO_FUSIONHDTV7 },
141 { },
142};
143
144MODULE_DEVICE_TABLE(usb, au0828_usb_id_table);
diff --git a/drivers/media/video/au0828/au0828-cards.h b/drivers/media/video/au0828/au0828-cards.h
new file mode 100644
index 000000000000..e26f54a961d0
--- /dev/null
+++ b/drivers/media/video/au0828/au0828-cards.h
@@ -0,0 +1,25 @@
1/*
2 * Driver for the Auvitek USB bridge
3 *
4 * Copyright (c) 2008 Steven Toth <stoth@hauppauge.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 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#define AU0828_BOARD_UNKNOWN 0
23#define AU0828_BOARD_HAUPPAUGE_HVR950Q 1
24#define AU0828_BOARD_HAUPPAUGE_HVR850 2
25#define AU0828_BOARD_DVICO_FUSIONHDTV7 3
diff --git a/drivers/media/video/au0828/au0828-core.c b/drivers/media/video/au0828/au0828-core.c
new file mode 100644
index 000000000000..8d0b8a8b06bd
--- /dev/null
+++ b/drivers/media/video/au0828/au0828-core.c
@@ -0,0 +1,252 @@
1/*
2 * Driver for the Auvitek USB bridge
3 *
4 * Copyright (c) 2008 Steven Toth <stoth@hauppauge.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 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include <linux/module.h>
23#include <linux/videodev2.h>
24#include <media/v4l2-common.h>
25#include <linux/mutex.h>
26
27#include "au0828.h"
28
29static unsigned int debug;
30module_param(debug, int, 0644);
31MODULE_PARM_DESC(debug, "enable debug messages");
32
33#define _err(fmt, arg...)\
34 do {\
35 printk(KERN_ERR DRIVER_NAME "/0: " fmt, ## arg);\
36 } while (0)
37
38#define _info(fmt, arg...)\
39 do {\
40 printk(KERN_INFO DRIVER_NAME "/0: " fmt, ## arg);\
41 } while (0)
42
43#define _dbg(level, fmt, arg...)\
44 do {\
45 if (debug >= level) \
46 printk(KERN_DEBUG DRIVER_NAME "/0: " fmt, ## arg);\
47 } while (0)
48
49#define _AU0828_BULKPIPE 0x03
50#define _BULKPIPESIZE 0xffff
51
52static int send_control_msg(struct au0828_dev *dev, u16 request, u32 value,
53 u16 index, unsigned char *cp, u16 size);
54static int recv_control_msg(struct au0828_dev *dev, u16 request, u32 value,
55 u16 index, unsigned char *cp, u16 size);
56
57/* USB Direction */
58#define CMD_REQUEST_IN 0x00
59#define CMD_REQUEST_OUT 0x01
60
61u32 au0828_readreg(struct au0828_dev *dev, u16 reg)
62{
63 recv_control_msg(dev, CMD_REQUEST_IN, 0, reg, dev->ctrlmsg, 1);
64 _dbg(3,"%s(0x%x) = 0x%x\n", __FUNCTION__, reg, dev->ctrlmsg[0]);
65 return dev->ctrlmsg[0];
66}
67
68u32 au0828_writereg(struct au0828_dev *dev, u16 reg, u32 val)
69{
70 _dbg(3,"%s(0x%x, 0x%x)\n", __FUNCTION__, reg, val);
71 return send_control_msg(dev, CMD_REQUEST_OUT, val, reg, dev->ctrlmsg, 0);
72}
73
74static void cmd_msg_dump(struct au0828_dev *dev)
75{
76 int i;
77
78 for (i = 0;i < sizeof(dev->ctrlmsg); i+=16)
79 _dbg(1,"%s() %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x "
80 "%02x %02x %02x %02x %02x %02x\n",
81 __FUNCTION__,
82 dev->ctrlmsg[i+0], dev->ctrlmsg[i+1],
83 dev->ctrlmsg[i+2], dev->ctrlmsg[i+3],
84 dev->ctrlmsg[i+4], dev->ctrlmsg[i+5],
85 dev->ctrlmsg[i+6], dev->ctrlmsg[i+7],
86 dev->ctrlmsg[i+8], dev->ctrlmsg[i+9],
87 dev->ctrlmsg[i+10], dev->ctrlmsg[i+11],
88 dev->ctrlmsg[i+12], dev->ctrlmsg[i+13],
89 dev->ctrlmsg[i+14], dev->ctrlmsg[i+15]);
90}
91
92static int send_control_msg(struct au0828_dev *dev, u16 request, u32 value,
93 u16 index, unsigned char *cp, u16 size)
94{
95 int status = -ENODEV;
96 mutex_lock(&dev->mutex);
97 if (dev->usbdev) {
98
99 /* cp must be memory that has been allocated by kmalloc */
100 status = usb_control_msg(dev->usbdev,
101 usb_sndctrlpipe(dev->usbdev, 0),
102 request,
103 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
104 value, index,
105 cp, size, 1000);
106
107 status = min(status, 0);
108
109 if (status < 0) {
110 _err("%s() Failed sending control message, error %d.\n",
111 __FUNCTION__,
112 status);
113 }
114
115 }
116 mutex_unlock(&dev->mutex);
117 return status;
118}
119
120static int recv_control_msg(struct au0828_dev *dev, u16 request, u32 value,
121 u16 index, unsigned char *cp, u16 size)
122{
123 int status = -ENODEV;
124 mutex_lock(&dev->mutex);
125 if (dev->usbdev) {
126
127 memset(dev->ctrlmsg, 0, sizeof(dev->ctrlmsg));
128
129 /* cp must be memory that has been allocated by kmalloc */
130 status = usb_control_msg(dev->usbdev,
131 usb_rcvctrlpipe(dev->usbdev, 0),
132 request,
133 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
134 value, index,
135 cp, size, 1000);
136
137 status = min(status, 0);
138
139 if (status < 0) {
140 _err("%s() Failed receiving ctrl msg, error %d.\n",
141 __FUNCTION__,
142 status);
143 }
144 else
145 if (debug > 4)
146 cmd_msg_dump(dev);
147 }
148 mutex_unlock(&dev->mutex);
149 return status;
150}
151static void au0828_usb_disconnect(struct usb_interface *interface)
152{
153 struct au0828_dev *dev = usb_get_intfdata(interface);
154
155 _dbg(1,"%s()\n", __FUNCTION__);
156
157 /* Digital TV */
158 au0828_dvb_unregister(dev);
159
160 /* I2C */
161 au0828_i2c_unregister(dev);
162
163 usb_set_intfdata(interface, NULL);
164
165 mutex_lock(&dev->mutex);
166 dev->usbdev = NULL;
167 mutex_unlock(&dev->mutex);
168
169 kfree(dev);
170
171}
172
173static int au0828_usb_probe (struct usb_interface *interface,
174 const struct usb_device_id *id)
175{
176 int ifnum;
177 struct au0828_dev *dev;
178 struct usb_device *usbdev = interface_to_usbdev(interface);
179
180 ifnum = interface->altsetting->desc.bInterfaceNumber;
181
182 if (ifnum != 0)
183 return -ENODEV;
184
185 _dbg(1,"%s() vendor id 0x%x device id 0x%x ifnum:%d\n",
186 __FUNCTION__,
187 le16_to_cpu(usbdev->descriptor.idVendor),
188 le16_to_cpu(usbdev->descriptor.idProduct),
189 ifnum);
190
191 dev = kzalloc(sizeof(*dev), GFP_KERNEL);
192 if (dev == NULL) {
193 _err("Unable to allocate memory\n");
194 return -ENOMEM;
195 }
196
197 mutex_init(&dev->mutex);
198 mutex_init(&dev->dvb.lock);
199 dev->usbdev = usbdev;
200 dev->board = id->driver_info;
201
202 usb_set_intfdata(interface, dev);
203
204 /* Power Up the bridge */
205 au0828_write(dev, REG_600, 1 << 4);
206
207 /* Bring up the GPIO's and supporting devices */
208 au0828_gpio_setup(dev);
209
210 /* I2C */
211 au0828_i2c_register(dev);
212
213 /* Digital TV */
214 au0828_dvb_register(dev);
215
216 _info("Registered device AU0828 [%s]\n",
217 au0828_boards[dev->board].name);
218
219 return 0;
220}
221
222static struct usb_driver au0828_usb_driver = {
223 .name = DRIVER_NAME,
224 .probe = au0828_usb_probe,
225 .disconnect = au0828_usb_disconnect,
226 .id_table = au0828_usb_id_table,
227};
228
229static int __init au0828_init(void)
230{
231 int ret;
232
233 _info("au0828 driver loaded\n");
234
235 ret = usb_register(&au0828_usb_driver);
236 if (ret)
237 _err("usb_register failed, error = %d\n", ret);
238
239 return ret;
240}
241
242static void __exit au0828_exit(void)
243{
244 usb_deregister(&au0828_usb_driver);
245}
246
247module_init(au0828_init);
248module_exit(au0828_exit);
249
250MODULE_DESCRIPTION("Driver for Auvitek AU0828 based products");
251MODULE_AUTHOR("Steven Toth <stoth@hauppauge.com>");
252MODULE_LICENSE("GPL");
diff --git a/drivers/media/video/au0828/au0828-dvb.c b/drivers/media/video/au0828/au0828-dvb.c
new file mode 100644
index 000000000000..3c8a29eafc2d
--- /dev/null
+++ b/drivers/media/video/au0828/au0828-dvb.c
@@ -0,0 +1,371 @@
1/*
2 * Driver for the Auvitek USB bridge
3 *
4 * Copyright (c) 2008 Steven Toth <stoth@hauppauge.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 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include <linux/module.h>
23#include <linux/init.h>
24#include <linux/device.h>
25#include <linux/suspend.h>
26#include <media/v4l2-common.h>
27
28#include "au0828.h"
29
30#include "au8522.h"
31#include "xc5000.h"
32
33DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
34
35unsigned int dvb_debug = 1;
36
37#define _dbg(level, fmt, arg...)\
38 do { if (dvb_debug >= level)\
39 printk(KERN_DEBUG "%s/0: " fmt, DRIVER_NAME, ## arg);\
40 } while (0)
41
42static struct au8522_config hauppauge_hvr950q_config = {
43 .demod_address = 0x8e >> 1,
44 .status_mode = AU8522_DEMODLOCKING,
45};
46
47static struct xc5000_config hauppauge_hvr950q_tunerconfig = {
48 .i2c_address = 0x61,
49 .if_khz = 6000,
50 .tuner_callback = au0828_tuner_callback
51};
52
53/*-------------------------------------------------------------------*/
54static void urb_completion(struct urb *purb)
55{
56 u8 *ptr;
57 struct au0828_dev *dev = purb->context;
58 int ptype = usb_pipetype(purb->pipe);
59
60 if (dev->urb_streaming == 0)
61 return;
62
63 if (ptype != PIPE_BULK) {
64 printk(KERN_ERR "%s() Unsupported URB type %d\n", __FUNCTION__, ptype);
65 return;
66 }
67
68 ptr = (u8 *)purb->transfer_buffer;
69
70 /* Feed the transport payload into the kernel demux */
71 dvb_dmx_swfilter_packets(&dev->dvb.demux, purb->transfer_buffer, purb->actual_length / 188);
72
73 /* Clean the buffer before we requeue */
74 memset(purb->transfer_buffer, 0, URB_BUFSIZE);
75
76 /* Requeue URB */
77 usb_submit_urb(purb, GFP_ATOMIC);
78}
79
80static int stop_urb_transfer(struct au0828_dev *dev)
81{
82 int i;
83
84 printk(KERN_INFO "%s()\n", __FUNCTION__);
85
86 /* FIXME: Do we need to free the transfer_buffers? */
87 for (i = 0; i < URB_COUNT; i++) {
88 usb_kill_urb(dev->urbs[i]);
89 kfree(dev->urbs[i]->transfer_buffer);
90 usb_free_urb(dev->urbs[i]);
91 }
92
93 dev->urb_streaming = 0;
94
95 return 0;
96}
97
98#define _AU0828_BULKPIPE 0x83
99#define _BULKPIPESIZE 0xe522
100
101static int start_urb_transfer(struct au0828_dev *dev)
102{
103 struct urb *purb;
104 int i, ret = -ENOMEM;
105 unsigned int pipe = usb_rcvbulkpipe(dev->usbdev, _AU0828_BULKPIPE);
106 int pipesize = usb_maxpacket(dev->usbdev, pipe, usb_pipeout(pipe));
107 int packets = _BULKPIPESIZE / pipesize;
108 int transfer_buflen = packets * pipesize;
109
110 printk(KERN_INFO "%s() transfer_buflen = %d\n", __FUNCTION__, transfer_buflen);
111
112 if (dev->urb_streaming) {
113 printk("%s: iso xfer already running!\n", __FUNCTION__);
114 return 0;
115 }
116
117 for (i = 0; i < URB_COUNT; i++) {
118
119 dev->urbs[i] = usb_alloc_urb(0, GFP_KERNEL);
120 if (!dev->urbs[i]) {
121 goto err;
122 }
123
124 purb = dev->urbs[i];
125
126 purb->transfer_buffer = kzalloc(URB_BUFSIZE, GFP_KERNEL);
127 if (!purb->transfer_buffer) {
128 usb_free_urb(purb);
129 dev->urbs[i] = 0;
130 goto err;
131 }
132
133 purb->status = -EINPROGRESS;
134 usb_fill_bulk_urb(purb,
135 dev->usbdev,
136 usb_rcvbulkpipe(dev->usbdev, _AU0828_BULKPIPE),
137 purb->transfer_buffer,
138 URB_BUFSIZE,
139 urb_completion,
140 dev);
141
142 }
143
144 for (i = 0; i < URB_COUNT; i++) {
145 ret = usb_submit_urb(dev->urbs[i], GFP_ATOMIC);
146 if (ret != 0) {
147 stop_urb_transfer(dev);
148 printk("%s: failed urb submission, err = %d\n", __FUNCTION__, ret);
149 return ret;
150 }
151 }
152
153 dev->urb_streaming = 1;
154 ret = 0;
155
156err:
157 return ret;
158}
159
160static int au0828_dvb_start_feed(struct dvb_demux_feed *feed)
161{
162 struct dvb_demux *demux = feed->demux;
163 struct au0828_dev *dev = (struct au0828_dev *) demux->priv;
164 struct au0828_dvb *dvb = &dev->dvb;
165 int ret = 0;
166
167 printk(KERN_INFO "%s() pid = 0x%x index = %d\n", __FUNCTION__, feed->pid, feed->index);
168
169 if (!demux->dmx.frontend)
170 return -EINVAL;
171
172 printk(KERN_INFO "%s() Preparing, feeding = %d\n", __FUNCTION__, dvb->feeding);
173 if (dvb) {
174 mutex_lock(&dvb->lock);
175 if (dvb->feeding++ == 0) {
176 printk(KERN_INFO "%s() Starting Transport DMA\n",
177 __FUNCTION__);
178 au0828_write(dev, 0x608, 0x90);
179 au0828_write(dev, 0x609, 0x72);
180 au0828_write(dev, 0x60a, 0x71);
181 au0828_write(dev, 0x60b, 0x01);
182 ret = start_urb_transfer(dev);
183 }
184 mutex_unlock(&dvb->lock);
185 }
186
187 return ret;
188}
189
190static int au0828_dvb_stop_feed(struct dvb_demux_feed *feed)
191{
192 struct dvb_demux *demux = feed->demux;
193 struct au0828_dev *dev = (struct au0828_dev *) demux->priv;
194 struct au0828_dvb *dvb = &dev->dvb;
195 int ret = 0;
196
197 printk(KERN_INFO "%s() pid = 0x%x index = %d\n", __FUNCTION__, feed->pid, feed->index);
198
199 if (dvb) {
200 mutex_lock(&dvb->lock);
201 if (--dvb->feeding == 0) {
202 printk(KERN_INFO "%s() Stopping Transport DMA\n",
203 __FUNCTION__);
204 au0828_write(dev, 0x608, 0x00);
205 au0828_write(dev, 0x609, 0x00);
206 au0828_write(dev, 0x60a, 0x00);
207 au0828_write(dev, 0x60b, 0x00);
208 ret = stop_urb_transfer(dev);
209 }
210 mutex_unlock(&dvb->lock);
211 }
212
213 return ret;
214}
215
216int dvb_register(struct au0828_dev *dev)
217{
218 struct au0828_dvb *dvb = &dev->dvb;
219 int result;
220
221 /* register adapter */
222 result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
223 &dev->usbdev->dev, adapter_nr);
224 if (result < 0) {
225 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n",
226 DRIVER_NAME, result);
227 goto fail_adapter;
228 }
229 dvb->adapter.priv = dev;
230
231 /* register frontend */
232 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
233 if (result < 0) {
234 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n",
235 DRIVER_NAME, result);
236 goto fail_frontend;
237 }
238
239 /* register demux stuff */
240 dvb->demux.dmx.capabilities =
241 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
242 DMX_MEMORY_BASED_FILTERING;
243 dvb->demux.priv = dev;
244 dvb->demux.filternum = 256;
245 dvb->demux.feednum = 256;
246 dvb->demux.start_feed = au0828_dvb_start_feed;
247 dvb->demux.stop_feed = au0828_dvb_stop_feed;
248 result = dvb_dmx_init(&dvb->demux);
249 if (result < 0) {
250 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
251 DRIVER_NAME, result);
252 goto fail_dmx;
253 }
254
255 dvb->dmxdev.filternum = 256;
256 dvb->dmxdev.demux = &dvb->demux.dmx;
257 dvb->dmxdev.capabilities = 0;
258 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
259 if (result < 0) {
260 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
261 DRIVER_NAME, result);
262 goto fail_dmxdev;
263 }
264
265 dvb->fe_hw.source = DMX_FRONTEND_0;
266 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
267 if (result < 0) {
268 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
269 DRIVER_NAME, result);
270 goto fail_fe_hw;
271 }
272
273 dvb->fe_mem.source = DMX_MEMORY_FE;
274 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
275 if (result < 0) {
276 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
277 DRIVER_NAME, result);
278 goto fail_fe_mem;
279 }
280
281 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
282 if (result < 0) {
283 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n",
284 DRIVER_NAME, result);
285 goto fail_fe_conn;
286 }
287
288 /* register network adapter */
289 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
290 return 0;
291
292fail_fe_conn:
293 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
294fail_fe_mem:
295 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
296fail_fe_hw:
297 dvb_dmxdev_release(&dvb->dmxdev);
298fail_dmxdev:
299 dvb_dmx_release(&dvb->demux);
300fail_dmx:
301 dvb_unregister_frontend(dvb->frontend);
302fail_frontend:
303 dvb_frontend_detach(dvb->frontend);
304 dvb_unregister_adapter(&dvb->adapter);
305fail_adapter:
306 return result;
307}
308
309void au0828_dvb_unregister(struct au0828_dev *dev)
310{
311 struct au0828_dvb *dvb = &dev->dvb;
312
313 dvb_net_release(&dvb->net);
314 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
315 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
316 dvb_dmxdev_release(&dvb->dmxdev);
317 dvb_dmx_release(&dvb->demux);
318 dvb_unregister_frontend(dvb->frontend);
319 dvb_frontend_detach(dvb->frontend);
320 dvb_unregister_adapter(&dvb->adapter);
321}
322
323/* All the DVB attach calls go here, this function get's modified
324 * for each new card. No other function in this file needs
325 * to change.
326 */
327int au0828_dvb_register(struct au0828_dev *dev)
328{
329 struct au0828_dvb *dvb = &dev->dvb;
330 int ret;
331
332 /* init frontend */
333 switch (dev->board) {
334 case AU0828_BOARD_HAUPPAUGE_HVR850:
335 case AU0828_BOARD_HAUPPAUGE_HVR950Q:
336 case AU0828_BOARD_DVICO_FUSIONHDTV7:
337 dvb->frontend = dvb_attach(au8522_attach,
338 &hauppauge_hvr950q_config,
339 &dev->i2c_adap);
340 if (dvb->frontend != NULL) {
341 hauppauge_hvr950q_tunerconfig.priv = dev;
342 dvb_attach(xc5000_attach, dvb->frontend,
343 &dev->i2c_adap,
344 &hauppauge_hvr950q_tunerconfig);
345 }
346 break;
347 default:
348 printk("The frontend of your DVB/ATSC card isn't supported yet\n");
349 break;
350 }
351 if (NULL == dvb->frontend) {
352 printk("Frontend initialization failed\n");
353 return -1;
354 }
355
356 /* Put the analog decoder in standby to keep it quiet */
357 au0828_call_i2c_clients(dev, TUNER_SET_STANDBY, NULL);
358
359 if (dvb->frontend->ops.analog_ops.standby)
360 dvb->frontend->ops.analog_ops.standby(dvb->frontend);
361
362 /* register everything */
363 ret = dvb_register(dev);
364 if (ret < 0) {
365 if (dvb->frontend->ops.release)
366 dvb->frontend->ops.release(dvb->frontend);
367 return ret;
368 }
369
370 return 0;
371}
diff --git a/drivers/media/video/au0828/au0828-i2c.c b/drivers/media/video/au0828/au0828-i2c.c
new file mode 100644
index 000000000000..3e7482481152
--- /dev/null
+++ b/drivers/media/video/au0828/au0828-i2c.c
@@ -0,0 +1,402 @@
1/*
2 * Driver for the Auvitek AU0828 USB bridge
3 *
4 * Copyright (c) 2008 Steven Toth <stoth@hauppauge.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 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include <linux/module.h>
23#include <linux/moduleparam.h>
24#include <linux/init.h>
25#include <linux/delay.h>
26#include <asm/io.h>
27
28#include "au0828.h"
29
30#include <media/v4l2-common.h>
31
32static unsigned int i2c_debug;
33module_param(i2c_debug, int, 0644);
34MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]");
35
36static unsigned int i2c_scan = 0;
37module_param(i2c_scan, int, 0444);
38MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
39
40#define dprintk(level, fmt, arg...)\
41 do { if (i2c_debug >= level)\
42 printk(KERN_DEBUG "%s/0: " fmt, DRIVER_NAME, ## arg);\
43 } while (0)
44
45#define I2C_WAIT_DELAY 512
46#define I2C_WAIT_RETRY 64
47
48static inline int i2c_slave_did_write_ack(struct i2c_adapter *i2c_adap)
49{
50 struct au0828_dev *dev = i2c_adap->algo_data;
51 return au0828_read(dev, REG_201) & 0x08 ? 0 : 1;
52}
53
54static inline int i2c_slave_did_read_ack(struct i2c_adapter *i2c_adap)
55{
56 struct au0828_dev *dev = i2c_adap->algo_data;
57 return au0828_read(dev, REG_201) & 0x02 ? 0 : 1;
58}
59
60static int i2c_wait_read_ack(struct i2c_adapter *i2c_adap)
61{
62 int count;
63
64 for (count = 0; count < I2C_WAIT_RETRY; count++) {
65 if (!i2c_slave_did_read_ack(i2c_adap))
66 break;
67 udelay(I2C_WAIT_DELAY);
68 }
69
70 if (I2C_WAIT_RETRY == count)
71 return 0;
72
73 return 1;
74}
75
76static inline int i2c_is_read_busy(struct i2c_adapter *i2c_adap)
77{
78 struct au0828_dev *dev = i2c_adap->algo_data;
79 return au0828_read(dev, REG_201) & 0x01 ? 0 : 1;
80}
81
82static int i2c_wait_read_done(struct i2c_adapter *i2c_adap)
83{
84 int count;
85
86 for (count = 0; count < I2C_WAIT_RETRY; count++) {
87 if (!i2c_is_read_busy(i2c_adap))
88 break;
89 udelay(I2C_WAIT_DELAY);
90 }
91
92 if (I2C_WAIT_RETRY == count)
93 return 0;
94
95 return 1;
96}
97
98static inline int i2c_is_write_done(struct i2c_adapter *i2c_adap)
99{
100 struct au0828_dev *dev = i2c_adap->algo_data;
101 return au0828_read(dev, REG_201) & 0x04 ? 1 : 0;
102}
103
104static int i2c_wait_write_done(struct i2c_adapter *i2c_adap)
105{
106 int count;
107
108 for (count = 0; count < I2C_WAIT_RETRY; count++) {
109 if (i2c_is_write_done(i2c_adap))
110 break;
111 udelay(I2C_WAIT_DELAY);
112 }
113
114 if (I2C_WAIT_RETRY == count)
115 return 0;
116
117 return 1;
118}
119
120static inline int i2c_is_busy(struct i2c_adapter *i2c_adap)
121{
122 struct au0828_dev *dev = i2c_adap->algo_data;
123 return au0828_read(dev, REG_201) & 0x10 ? 1 : 0;
124}
125
126static int i2c_wait_done(struct i2c_adapter *i2c_adap)
127{
128 int count;
129
130 for (count = 0; count < I2C_WAIT_RETRY; count++) {
131 if (!i2c_is_busy(i2c_adap))
132 break;
133 udelay(I2C_WAIT_DELAY);
134 }
135
136 if (I2C_WAIT_RETRY == count)
137 return 0;
138
139 return 1;
140}
141
142/* FIXME: Implement join handling correctly */
143static int i2c_sendbytes(struct i2c_adapter *i2c_adap,
144 const struct i2c_msg *msg, int joined_rlen)
145{
146 int i, strobe = 0;
147 struct au0828_dev *dev = i2c_adap->algo_data;
148
149 dprintk(1, "%s()\n", __FUNCTION__);
150
151 au0828_write(dev, REG_2FF, 0x01);
152 au0828_write(dev, REG_202, 0x07);
153
154 /* Hardware needs 8 bit addresses */
155 au0828_write(dev, REG_203, msg->addr << 1);
156
157 if (i2c_debug)
158 dprintk(1, "SEND: %02x\n", msg->addr);
159
160 for (i=0; i < msg->len;) {
161
162 if (i2c_debug)
163 dprintk(1, " %02x\n", msg->buf[i]);
164
165 au0828_write(dev, REG_205, msg->buf[i]);
166
167 strobe++;
168 i++;
169
170 if ((strobe >= 4) || (i >= msg->len)) {
171
172 /* Strobe the byte into the bus */
173 if (i < msg->len)
174 au0828_write(dev, REG_200, 0x41);
175 else
176 au0828_write(dev, REG_200, 0x01);
177
178 /* Reset strobe trigger */
179 strobe = 0;
180
181 if (!i2c_wait_write_done(i2c_adap))
182 return -EIO;
183
184 }
185
186 }
187 if (!i2c_wait_done(i2c_adap))
188 return -EIO;
189
190 if (i2c_debug)
191 dprintk(1, "\n");
192
193 return msg->len;
194}
195
196/* FIXME: Implement join handling correctly */
197static int i2c_readbytes(struct i2c_adapter *i2c_adap,
198 const struct i2c_msg *msg, int joined)
199{
200 struct au0828_dev *dev = i2c_adap->algo_data;
201 int i;
202
203 dprintk(1, "%s()\n", __FUNCTION__);
204
205 au0828_write(dev, REG_2FF, 0x01);
206 au0828_write(dev, REG_202, 0x07);
207
208 /* Hardware needs 8 bit addresses */
209 au0828_write(dev, REG_203, msg->addr << 1);
210
211 if (i2c_debug)
212 dprintk(1, " RECV:\n");
213
214 /* Deal with i2c_scan */
215 if (msg->len == 0) {
216 au0828_write(dev, REG_200, 0x20);
217 if (i2c_wait_read_ack(i2c_adap))
218 return -EIO;
219 return 0;
220 }
221
222 for (i=0; i < msg->len;) {
223
224 i++;
225
226 if (i < msg->len)
227 au0828_write(dev, REG_200, 0x60);
228 else
229 au0828_write(dev, REG_200, 0x20);
230
231 if (!i2c_wait_read_done(i2c_adap))
232 return -EIO;
233
234 msg->buf[i-1] = au0828_read(dev, REG_209) & 0xff;
235
236 if (i2c_debug)
237 dprintk(1, " %02x\n", msg->buf[i-1]);
238 }
239 if (!i2c_wait_done(i2c_adap))
240 return -EIO;
241
242 if (i2c_debug)
243 dprintk(1, "\n");
244
245 return msg->len;
246}
247
248static int i2c_xfer(struct i2c_adapter *i2c_adap,
249 struct i2c_msg *msgs, int num)
250{
251 int i, retval = 0;
252
253 dprintk(1, "%s(num = %d)\n", __FUNCTION__, num);
254
255 for (i = 0 ; i < num; i++) {
256 dprintk(1, "%s(num = %d) addr = 0x%02x len = 0x%x\n",
257 __FUNCTION__, num, msgs[i].addr, msgs[i].len);
258 if (msgs[i].flags & I2C_M_RD) {
259 /* read */
260 retval = i2c_readbytes(i2c_adap, &msgs[i], 0);
261 } else if (i + 1 < num && (msgs[i + 1].flags & I2C_M_RD) &&
262 msgs[i].addr == msgs[i + 1].addr) {
263 /* write then read from same address */
264 retval = i2c_sendbytes(i2c_adap, &msgs[i],
265 msgs[i + 1].len);
266 if (retval < 0)
267 goto err;
268 i++;
269 retval = i2c_readbytes(i2c_adap, &msgs[i], 1);
270 } else {
271 /* write */
272 retval = i2c_sendbytes(i2c_adap, &msgs[i], 0);
273 }
274 if (retval < 0)
275 goto err;
276 }
277 return num;
278
279err:
280 return retval;
281}
282
283static int attach_inform(struct i2c_client *client)
284{
285 dprintk(1, "%s i2c attach [addr=0x%x,client=%s]\n",
286 client->driver->driver.name, client->addr, client->name);
287
288 if (!client->driver->command)
289 return 0;
290
291 return 0;
292}
293
294static int detach_inform(struct i2c_client *client)
295{
296 dprintk(1, "i2c detach [client=%s]\n", client->name);
297
298 return 0;
299}
300
301void au0828_call_i2c_clients(struct au0828_dev *dev,
302 unsigned int cmd, void *arg)
303{
304 if (dev->i2c_rc != 0)
305 return;
306
307 i2c_clients_command(&dev->i2c_adap, cmd, arg);
308}
309
310static u32 au0828_functionality(struct i2c_adapter *adap)
311{
312 return I2C_FUNC_SMBUS_EMUL | I2C_FUNC_I2C;
313}
314
315static struct i2c_algorithm au0828_i2c_algo_template = {
316 .master_xfer = i2c_xfer,
317 .functionality = au0828_functionality,
318};
319
320/* ----------------------------------------------------------------------- */
321
322static struct i2c_adapter au0828_i2c_adap_template = {
323 .name = DRIVER_NAME,
324 .owner = THIS_MODULE,
325 .id = I2C_HW_B_AU0828,
326 .algo = &au0828_i2c_algo_template,
327 .class = I2C_CLASS_TV_ANALOG,
328 .client_register = attach_inform,
329 .client_unregister = detach_inform,
330};
331
332static struct i2c_client au0828_i2c_client_template = {
333 .name = "au0828 internal",
334};
335
336static char *i2c_devs[128] = {
337 [ 0x8e >> 1 ] = "au8522",
338 [ 0xa0 >> 1 ] = "eeprom",
339 [ 0xc2 >> 1 ] = "tuner/xc5000",
340};
341
342static void do_i2c_scan(char *name, struct i2c_client *c)
343{
344 unsigned char buf;
345 int i, rc;
346
347 for (i = 0; i < 128; i++) {
348 c->addr = i;
349 rc = i2c_master_recv(c, &buf, 0);
350 if (rc < 0)
351 continue;
352 printk("%s: i2c scan: found device @ 0x%x [%s]\n",
353 name, i << 1, i2c_devs[i] ? i2c_devs[i] : "???");
354 }
355}
356
357/* init + register i2c algo-bit adapter */
358int au0828_i2c_register(struct au0828_dev *dev)
359{
360 dprintk(1, "%s()\n", __FUNCTION__);
361
362 memcpy(&dev->i2c_adap, &au0828_i2c_adap_template,
363 sizeof(dev->i2c_adap));
364 memcpy(&dev->i2c_algo, &au0828_i2c_algo_template,
365 sizeof(dev->i2c_algo));
366 memcpy(&dev->i2c_client, &au0828_i2c_client_template,
367 sizeof(dev->i2c_client));
368
369 dev->i2c_adap.dev.parent = &dev->usbdev->dev;
370
371 strlcpy(dev->i2c_adap.name, DRIVER_NAME,
372 sizeof(dev->i2c_adap.name));
373
374 dev->i2c_algo.data = dev;
375 dev->i2c_adap.algo_data = dev;
376 i2c_set_adapdata(&dev->i2c_adap, dev);
377 i2c_add_adapter(&dev->i2c_adap);
378
379 dev->i2c_client.adapter = &dev->i2c_adap;
380
381 if (0 == dev->i2c_rc) {
382 printk("%s: i2c bus registered\n", DRIVER_NAME);
383 if (i2c_scan)
384 do_i2c_scan(DRIVER_NAME, &dev->i2c_client);
385 } else
386 printk("%s: i2c bus register FAILED\n", DRIVER_NAME);
387 return dev->i2c_rc;
388}
389
390int au0828_i2c_unregister(struct au0828_dev *dev)
391{
392 i2c_del_adapter(&dev->i2c_adap);
393 return 0;
394}
395
396/* ----------------------------------------------------------------------- */
397
398/*
399 * Local variables:
400 * c-basic-offset: 8
401 * End:
402 */
diff --git a/drivers/media/video/au0828/au0828-reg.h b/drivers/media/video/au0828/au0828-reg.h
new file mode 100644
index 000000000000..c501f6a52af3
--- /dev/null
+++ b/drivers/media/video/au0828/au0828-reg.h
@@ -0,0 +1,35 @@
1/*
2 * Driver for the Auvitek USB bridge
3 *
4 * Copyright (c) 2008 Steven Toth <stoth@hauppauge.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 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#define REG_000 0x000
23#define REG_001 0x001
24#define REG_002 0x002
25#define REG_003 0x003
26
27#define REG_200 0x200
28#define REG_201 0x201
29#define REG_202 0x202
30#define REG_203 0x203
31#define REG_205 0x205
32#define REG_209 0x209
33#define REG_2FF 0x2ff
34
35#define REG_600 0x600
diff --git a/drivers/media/video/au0828/au0828.h b/drivers/media/video/au0828/au0828.h
new file mode 100644
index 000000000000..517227667040
--- /dev/null
+++ b/drivers/media/video/au0828/au0828.h
@@ -0,0 +1,117 @@
1/*
2 * Driver for the Auvitek AU0828 USB bridge
3 *
4 * Copyright (c) 2008 Steven Toth <stoth@hauppauge.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 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include <linux/usb.h>
23#include <linux/i2c.h>
24#include <linux/i2c-algo-bit.h>
25
26/* DVB */
27#include "demux.h"
28#include "dmxdev.h"
29#include "dvb_demux.h"
30#include "dvb_frontend.h"
31#include "dvb_net.h"
32#include "dvbdev.h"
33
34#include "au0828-reg.h"
35#include "au0828-cards.h"
36
37#define DRIVER_NAME "au0828"
38#define URB_COUNT 16
39//#define URB_BUFSIZE (312 * 188)
40#define URB_BUFSIZE (0xe522)
41
42struct au0828_board {
43 char *name;
44};
45
46struct au0828_dvb {
47 struct mutex lock;
48 struct dvb_adapter adapter;
49 struct dvb_frontend *frontend;
50 struct dvb_demux demux;
51 struct dmxdev dmxdev;
52 struct dmx_frontend fe_hw;
53 struct dmx_frontend fe_mem;
54 struct dvb_net net;
55 int feeding;
56};
57
58struct au0828_dev {
59 struct mutex mutex;
60 struct usb_device *usbdev;
61 int board;
62 u8 ctrlmsg[64];
63
64 /* I2C */
65 struct i2c_adapter i2c_adap;
66 struct i2c_algo_bit_data i2c_algo;
67 struct i2c_client i2c_client;
68 u32 i2c_rc;
69
70 /* Digital */
71 struct au0828_dvb dvb;
72
73 /* USB / URB Related */
74 int urb_streaming;
75 struct urb *urbs[URB_COUNT];
76
77};
78
79struct au0828_buff {
80 struct au0828_dev *dev;
81 struct urb *purb;
82 struct list_head buff_list;
83};
84
85/* ----------------------------------------------------------- */
86#define au0828_read(dev,reg) au0828_readreg(dev,reg)
87#define au0828_write(dev,reg,value) au0828_writereg(dev,reg,value)
88#define au0828_andor(dev,reg,mask,value) \
89 au0828_writereg(dev,reg,(au0828_readreg(dev,reg)&~(mask))|((value)&(mask)))
90
91#define au0828_set(dev,reg,bit) au0828_andor(dev,(reg),(bit),(bit))
92#define au0828_clear(dev,reg,bit) au0828_andor(dev,(reg),(bit),0)
93
94/* ----------------------------------------------------------- */
95/* au0828-core.c */
96extern u32 au0828_read(struct au0828_dev *dev, u16 reg);
97extern u32 au0828_write(struct au0828_dev *dev, u16 reg, u32 val);
98
99/* ----------------------------------------------------------- */
100/* au0828-cards.c */
101extern struct au0828_board au0828_boards[];
102extern struct usb_device_id au0828_usb_id_table[];
103extern const unsigned int au0828_bcount;
104extern void au0828_gpio_setup(struct au0828_dev *dev);
105extern int au0828_tuner_callback(void *priv, int command, int arg);
106
107/* ----------------------------------------------------------- */
108/* au0828-i2c.c */
109extern int au0828_i2c_register(struct au0828_dev *dev);
110extern int au0828_i2c_unregister(struct au0828_dev *dev);
111extern void au0828_call_i2c_clients(struct au0828_dev *dev,
112 unsigned int cmd, void *arg);
113
114/* ----------------------------------------------------------- */
115/* au0828-dvb.c */
116extern int au0828_dvb_register(struct au0828_dev *dev);
117extern void au0828_dvb_unregister(struct au0828_dev *dev);
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