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path: root/drivers/media/dvb/dvb-usb-v2/az6007.c
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Diffstat (limited to 'drivers/media/dvb/dvb-usb-v2/az6007.c')
-rw-r--r--drivers/media/dvb/dvb-usb-v2/az6007.c897
1 files changed, 897 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-usb-v2/az6007.c b/drivers/media/dvb/dvb-usb-v2/az6007.c
new file mode 100644
index 000000000000..9d2ad4965dee
--- /dev/null
+++ b/drivers/media/dvb/dvb-usb-v2/az6007.c
@@ -0,0 +1,897 @@
1/*
2 * Driver for AzureWave 6007 DVB-C/T USB2.0 and clones
3 *
4 * Copyright (c) Henry Wang <Henry.wang@AzureWave.com>
5 *
6 * This driver was made publicly available by Terratec, at:
7 * http://linux.terratec.de/files/TERRATEC_H7/20110323_TERRATEC_H7_Linux.tar.gz
8 * The original driver's license is GPL, as declared with MODULE_LICENSE()
9 *
10 * Copyright (c) 2010-2011 Mauro Carvalho Chehab <mchehab@redhat.com>
11 * Driver modified by in order to work with upstream drxk driver, and
12 * tons of bugs got fixed.
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation under version 2 of the License.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 */
23
24#include "drxk.h"
25#include "mt2063.h"
26#include "dvb_ca_en50221.h"
27#include "dvb_usb.h"
28#include "cypress_firmware.h"
29
30#define AZ6007_FIRMWARE "dvb-usb-terratec-h7-az6007.fw"
31
32static int az6007_xfer_debug;
33module_param_named(xfer_debug, az6007_xfer_debug, int, 0644);
34MODULE_PARM_DESC(xfer_debug, "Enable xfer debug");
35
36DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
37
38/* Known requests (Cypress FX2 firmware + az6007 "private" ones*/
39
40#define FX2_OED 0xb5
41#define AZ6007_READ_DATA 0xb7
42#define AZ6007_I2C_RD 0xb9
43#define AZ6007_POWER 0xbc
44#define AZ6007_I2C_WR 0xbd
45#define FX2_SCON1 0xc0
46#define AZ6007_TS_THROUGH 0xc7
47#define AZ6007_READ_IR 0xb4
48
49struct az6007_device_state {
50 struct mutex mutex;
51 struct mutex ca_mutex;
52 struct dvb_ca_en50221 ca;
53 unsigned warm:1;
54 int (*gate_ctrl) (struct dvb_frontend *, int);
55 unsigned char data[4096];
56};
57
58static struct drxk_config terratec_h7_drxk = {
59 .adr = 0x29,
60 .parallel_ts = true,
61 .dynamic_clk = true,
62 .single_master = true,
63 .enable_merr_cfg = true,
64 .no_i2c_bridge = false,
65 .chunk_size = 64,
66 .mpeg_out_clk_strength = 0x02,
67 .microcode_name = "dvb-usb-terratec-h7-drxk.fw",
68};
69
70static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
71{
72 struct az6007_device_state *st = fe_to_priv(fe);
73 struct dvb_usb_adapter *adap = fe->sec_priv;
74 int status = 0;
75
76 pr_debug("%s: %s\n", __func__, enable ? "enable" : "disable");
77
78 if (!adap || !st)
79 return -EINVAL;
80
81 if (enable)
82 status = st->gate_ctrl(fe, 1);
83 else
84 status = st->gate_ctrl(fe, 0);
85
86 return status;
87}
88
89static struct mt2063_config az6007_mt2063_config = {
90 .tuner_address = 0x60,
91 .refclock = 36125000,
92};
93
94static int __az6007_read(struct usb_device *udev, u8 req, u16 value,
95 u16 index, u8 *b, int blen)
96{
97 int ret;
98
99 ret = usb_control_msg(udev,
100 usb_rcvctrlpipe(udev, 0),
101 req,
102 USB_TYPE_VENDOR | USB_DIR_IN,
103 value, index, b, blen, 5000);
104 if (ret < 0) {
105 pr_warn("usb read operation failed. (%d)\n", ret);
106 return -EIO;
107 }
108
109 if (az6007_xfer_debug) {
110 printk(KERN_DEBUG "az6007: IN req: %02x, value: %04x, index: %04x\n",
111 req, value, index);
112 print_hex_dump_bytes("az6007: payload: ",
113 DUMP_PREFIX_NONE, b, blen);
114 }
115
116 return ret;
117}
118
119static int az6007_read(struct dvb_usb_device *d, u8 req, u16 value,
120 u16 index, u8 *b, int blen)
121{
122 struct az6007_device_state *st = d->priv;
123 int ret;
124
125 if (mutex_lock_interruptible(&st->mutex) < 0)
126 return -EAGAIN;
127
128 ret = __az6007_read(d->udev, req, value, index, b, blen);
129
130 mutex_unlock(&st->mutex);
131
132 return ret;
133}
134
135static int __az6007_write(struct usb_device *udev, u8 req, u16 value,
136 u16 index, u8 *b, int blen)
137{
138 int ret;
139
140 if (az6007_xfer_debug) {
141 printk(KERN_DEBUG "az6007: OUT req: %02x, value: %04x, index: %04x\n",
142 req, value, index);
143 print_hex_dump_bytes("az6007: payload: ",
144 DUMP_PREFIX_NONE, b, blen);
145 }
146
147 if (blen > 64) {
148 pr_err("az6007: tried to write %d bytes, but I2C max size is 64 bytes\n",
149 blen);
150 return -EOPNOTSUPP;
151 }
152
153 ret = usb_control_msg(udev,
154 usb_sndctrlpipe(udev, 0),
155 req,
156 USB_TYPE_VENDOR | USB_DIR_OUT,
157 value, index, b, blen, 5000);
158 if (ret != blen) {
159 pr_err("usb write operation failed. (%d)\n", ret);
160 return -EIO;
161 }
162
163 return 0;
164}
165
166static int az6007_write(struct dvb_usb_device *d, u8 req, u16 value,
167 u16 index, u8 *b, int blen)
168{
169 struct az6007_device_state *st = d->priv;
170 int ret;
171
172 if (mutex_lock_interruptible(&st->mutex) < 0)
173 return -EAGAIN;
174
175 ret = __az6007_write(d->udev, req, value, index, b, blen);
176
177 mutex_unlock(&st->mutex);
178
179 return ret;
180}
181
182static int az6007_streaming_ctrl(struct dvb_frontend *fe, int onoff)
183{
184 struct dvb_usb_device *d = fe_to_d(fe);
185
186 pr_debug("%s: %s\n", __func__, onoff ? "enable" : "disable");
187
188 return az6007_write(d, 0xbc, onoff, 0, NULL, 0);
189}
190
191/* remote control stuff (does not work with my box) */
192static int az6007_rc_query(struct dvb_usb_device *d)
193{
194 struct az6007_device_state *st = d_to_priv(d);
195 unsigned code = 0;
196
197 az6007_read(d, AZ6007_READ_IR, 0, 0, st->data, 10);
198
199 if (st->data[1] == 0x44)
200 return 0;
201
202 if ((st->data[1] ^ st->data[2]) == 0xff)
203 code = st->data[1];
204 else
205 code = st->data[1] << 8 | st->data[2];
206
207 if ((st->data[3] ^ st->data[4]) == 0xff)
208 code = code << 8 | st->data[3];
209 else
210 code = code << 16 | st->data[3] << 8 | st->data[4];
211
212 rc_keydown(d->rc_dev, code, st->data[5]);
213
214 return 0;
215}
216
217static int az6007_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
218 int slot,
219 int address)
220{
221 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
222 struct az6007_device_state *state = d_to_priv(d);
223
224 int ret;
225 u8 req;
226 u16 value;
227 u16 index;
228 int blen;
229 u8 *b;
230
231 if (slot != 0)
232 return -EINVAL;
233
234 b = kmalloc(12, GFP_KERNEL);
235 if (!b)
236 return -ENOMEM;
237
238 mutex_lock(&state->ca_mutex);
239
240 req = 0xC1;
241 value = address;
242 index = 0;
243 blen = 1;
244
245 ret = az6007_read(d, req, value, index, b, blen);
246 if (ret < 0) {
247 pr_warn("usb in operation failed. (%d)\n", ret);
248 ret = -EINVAL;
249 } else {
250 ret = b[0];
251 }
252
253 mutex_unlock(&state->ca_mutex);
254 kfree(b);
255 return ret;
256}
257
258static int az6007_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
259 int slot,
260 int address,
261 u8 value)
262{
263 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
264 struct az6007_device_state *state = d_to_priv(d);
265
266 int ret;
267 u8 req;
268 u16 value1;
269 u16 index;
270 int blen;
271
272 pr_debug("%s(), slot %d\n", __func__, slot);
273 if (slot != 0)
274 return -EINVAL;
275
276 mutex_lock(&state->ca_mutex);
277 req = 0xC2;
278 value1 = address;
279 index = value;
280 blen = 0;
281
282 ret = az6007_write(d, req, value1, index, NULL, blen);
283 if (ret != 0)
284 pr_warn("usb out operation failed. (%d)\n", ret);
285
286 mutex_unlock(&state->ca_mutex);
287 return ret;
288}
289
290static int az6007_ci_read_cam_control(struct dvb_ca_en50221 *ca,
291 int slot,
292 u8 address)
293{
294 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
295 struct az6007_device_state *state = d_to_priv(d);
296
297 int ret;
298 u8 req;
299 u16 value;
300 u16 index;
301 int blen;
302 u8 *b;
303
304 if (slot != 0)
305 return -EINVAL;
306
307 b = kmalloc(12, GFP_KERNEL);
308 if (!b)
309 return -ENOMEM;
310
311 mutex_lock(&state->ca_mutex);
312
313 req = 0xC3;
314 value = address;
315 index = 0;
316 blen = 2;
317
318 ret = az6007_read(d, req, value, index, b, blen);
319 if (ret < 0) {
320 pr_warn("usb in operation failed. (%d)\n", ret);
321 ret = -EINVAL;
322 } else {
323 if (b[0] == 0)
324 pr_warn("Read CI IO error\n");
325
326 ret = b[1];
327 pr_debug("read cam data = %x from 0x%x\n", b[1], value);
328 }
329
330 mutex_unlock(&state->ca_mutex);
331 kfree(b);
332 return ret;
333}
334
335static int az6007_ci_write_cam_control(struct dvb_ca_en50221 *ca,
336 int slot,
337 u8 address,
338 u8 value)
339{
340 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
341 struct az6007_device_state *state = d_to_priv(d);
342
343 int ret;
344 u8 req;
345 u16 value1;
346 u16 index;
347 int blen;
348
349 if (slot != 0)
350 return -EINVAL;
351
352 mutex_lock(&state->ca_mutex);
353 req = 0xC4;
354 value1 = address;
355 index = value;
356 blen = 0;
357
358 ret = az6007_write(d, req, value1, index, NULL, blen);
359 if (ret != 0) {
360 pr_warn("usb out operation failed. (%d)\n", ret);
361 goto failed;
362 }
363
364failed:
365 mutex_unlock(&state->ca_mutex);
366 return ret;
367}
368
369static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
370{
371 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
372
373 int ret;
374 u8 req;
375 u16 value;
376 u16 index;
377 int blen;
378 u8 *b;
379
380 b = kmalloc(12, GFP_KERNEL);
381 if (!b)
382 return -ENOMEM;
383
384 req = 0xC8;
385 value = 0;
386 index = 0;
387 blen = 1;
388
389 ret = az6007_read(d, req, value, index, b, blen);
390 if (ret < 0) {
391 pr_warn("usb in operation failed. (%d)\n", ret);
392 ret = -EIO;
393 } else{
394 ret = b[0];
395 }
396 kfree(b);
397 return ret;
398}
399
400static int az6007_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
401{
402 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
403 struct az6007_device_state *state = d_to_priv(d);
404
405 int ret, i;
406 u8 req;
407 u16 value;
408 u16 index;
409 int blen;
410
411 mutex_lock(&state->ca_mutex);
412
413 req = 0xC6;
414 value = 1;
415 index = 0;
416 blen = 0;
417
418 ret = az6007_write(d, req, value, index, NULL, blen);
419 if (ret != 0) {
420 pr_warn("usb out operation failed. (%d)\n", ret);
421 goto failed;
422 }
423
424 msleep(500);
425 req = 0xC6;
426 value = 0;
427 index = 0;
428 blen = 0;
429
430 ret = az6007_write(d, req, value, index, NULL, blen);
431 if (ret != 0) {
432 pr_warn("usb out operation failed. (%d)\n", ret);
433 goto failed;
434 }
435
436 for (i = 0; i < 15; i++) {
437 msleep(100);
438
439 if (CI_CamReady(ca, slot)) {
440 pr_debug("CAM Ready\n");
441 break;
442 }
443 }
444 msleep(5000);
445
446failed:
447 mutex_unlock(&state->ca_mutex);
448 return ret;
449}
450
451static int az6007_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
452{
453 return 0;
454}
455
456static int az6007_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
457{
458 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
459 struct az6007_device_state *state = d_to_priv(d);
460
461 int ret;
462 u8 req;
463 u16 value;
464 u16 index;
465 int blen;
466
467 pr_debug("%s()\n", __func__);
468 mutex_lock(&state->ca_mutex);
469 req = 0xC7;
470 value = 1;
471 index = 0;
472 blen = 0;
473
474 ret = az6007_write(d, req, value, index, NULL, blen);
475 if (ret != 0) {
476 pr_warn("usb out operation failed. (%d)\n", ret);
477 goto failed;
478 }
479
480failed:
481 mutex_unlock(&state->ca_mutex);
482 return ret;
483}
484
485static int az6007_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
486{
487 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
488 struct az6007_device_state *state = d_to_priv(d);
489 int ret;
490 u8 req;
491 u16 value;
492 u16 index;
493 int blen;
494 u8 *b;
495
496 b = kmalloc(12, GFP_KERNEL);
497 if (!b)
498 return -ENOMEM;
499 mutex_lock(&state->ca_mutex);
500
501 req = 0xC5;
502 value = 0;
503 index = 0;
504 blen = 1;
505
506 ret = az6007_read(d, req, value, index, b, blen);
507 if (ret < 0) {
508 pr_warn("usb in operation failed. (%d)\n", ret);
509 ret = -EIO;
510 } else
511 ret = 0;
512
513 if (!ret && b[0] == 1) {
514 ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
515 DVB_CA_EN50221_POLL_CAM_READY;
516 }
517
518 mutex_unlock(&state->ca_mutex);
519 kfree(b);
520 return ret;
521}
522
523
524static void az6007_ci_uninit(struct dvb_usb_device *d)
525{
526 struct az6007_device_state *state;
527
528 pr_debug("%s()\n", __func__);
529
530 if (NULL == d)
531 return;
532
533 state = d_to_priv(d);
534 if (NULL == state)
535 return;
536
537 if (NULL == state->ca.data)
538 return;
539
540 dvb_ca_en50221_release(&state->ca);
541
542 memset(&state->ca, 0, sizeof(state->ca));
543}
544
545
546static int az6007_ci_init(struct dvb_usb_adapter *adap)
547{
548 struct dvb_usb_device *d = adap_to_d(adap);
549 struct az6007_device_state *state = adap_to_priv(adap);
550 int ret;
551
552 pr_debug("%s()\n", __func__);
553
554 mutex_init(&state->ca_mutex);
555 state->ca.owner = THIS_MODULE;
556 state->ca.read_attribute_mem = az6007_ci_read_attribute_mem;
557 state->ca.write_attribute_mem = az6007_ci_write_attribute_mem;
558 state->ca.read_cam_control = az6007_ci_read_cam_control;
559 state->ca.write_cam_control = az6007_ci_write_cam_control;
560 state->ca.slot_reset = az6007_ci_slot_reset;
561 state->ca.slot_shutdown = az6007_ci_slot_shutdown;
562 state->ca.slot_ts_enable = az6007_ci_slot_ts_enable;
563 state->ca.poll_slot_status = az6007_ci_poll_slot_status;
564 state->ca.data = d;
565
566 ret = dvb_ca_en50221_init(&adap->dvb_adap,
567 &state->ca,
568 0, /* flags */
569 1);/* n_slots */
570 if (ret != 0) {
571 pr_err("Cannot initialize CI: Error %d.\n", ret);
572 memset(&state->ca, 0, sizeof(state->ca));
573 return ret;
574 }
575
576 pr_debug("CI initialized.\n");
577
578 return 0;
579}
580
581static int az6007_read_mac_addr(struct dvb_usb_adapter *adap, u8 mac[6])
582{
583 struct dvb_usb_device *d = adap_to_d(adap);
584 struct az6007_device_state *st = adap_to_priv(adap);
585 int ret;
586
587 ret = az6007_read(d, AZ6007_READ_DATA, 6, 0, st->data, 6);
588 memcpy(mac, st->data, 6);
589
590 if (ret > 0)
591 pr_debug("%s: mac is %pM\n", __func__, mac);
592
593 return ret;
594}
595
596static int az6007_frontend_attach(struct dvb_usb_adapter *adap)
597{
598 struct az6007_device_state *st = adap_to_priv(adap);
599 struct dvb_usb_device *d = adap_to_d(adap);
600
601 pr_debug("attaching demod drxk\n");
602
603 adap->fe[0] = dvb_attach(drxk_attach, &terratec_h7_drxk,
604 &d->i2c_adap);
605 if (!adap->fe[0])
606 return -EINVAL;
607
608 adap->fe[0]->sec_priv = adap;
609 st->gate_ctrl = adap->fe[0]->ops.i2c_gate_ctrl;
610 adap->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
611
612 az6007_ci_init(adap);
613
614 return 0;
615}
616
617static int az6007_tuner_attach(struct dvb_usb_adapter *adap)
618{
619 struct dvb_usb_device *d = adap_to_d(adap);
620
621 pr_debug("attaching tuner mt2063\n");
622
623 /* Attach mt2063 to DVB-C frontend */
624 if (adap->fe[0]->ops.i2c_gate_ctrl)
625 adap->fe[0]->ops.i2c_gate_ctrl(adap->fe[0], 1);
626 if (!dvb_attach(mt2063_attach, adap->fe[0],
627 &az6007_mt2063_config,
628 &d->i2c_adap))
629 return -EINVAL;
630
631 if (adap->fe[0]->ops.i2c_gate_ctrl)
632 adap->fe[0]->ops.i2c_gate_ctrl(adap->fe[0], 0);
633
634 return 0;
635}
636
637int az6007_power_ctrl(struct dvb_usb_device *d, int onoff)
638{
639 struct az6007_device_state *st = d_to_priv(d);
640 int ret;
641
642 pr_debug("%s()\n", __func__);
643
644 if (!st->warm) {
645 mutex_init(&st->mutex);
646
647 ret = az6007_write(d, AZ6007_POWER, 0, 2, NULL, 0);
648 if (ret < 0)
649 return ret;
650 msleep(60);
651 ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
652 if (ret < 0)
653 return ret;
654 msleep(100);
655 ret = az6007_write(d, AZ6007_POWER, 1, 3, NULL, 0);
656 if (ret < 0)
657 return ret;
658 msleep(20);
659 ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
660 if (ret < 0)
661 return ret;
662
663 msleep(400);
664 ret = az6007_write(d, FX2_SCON1, 0, 3, NULL, 0);
665 if (ret < 0)
666 return ret;
667 msleep(150);
668 ret = az6007_write(d, FX2_SCON1, 1, 3, NULL, 0);
669 if (ret < 0)
670 return ret;
671 msleep(430);
672 ret = az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
673 if (ret < 0)
674 return ret;
675
676 st->warm = true;
677
678 return 0;
679 }
680
681 if (!onoff)
682 return 0;
683
684 az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
685 az6007_write(d, AZ6007_TS_THROUGH, 0, 0, NULL, 0);
686
687 return 0;
688}
689
690/* I2C */
691static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
692 int num)
693{
694 struct dvb_usb_device *d = i2c_get_adapdata(adap);
695 struct az6007_device_state *st = d_to_priv(d);
696 int i, j, len;
697 int ret = 0;
698 u16 index;
699 u16 value;
700 int length;
701 u8 req, addr;
702
703 if (mutex_lock_interruptible(&st->mutex) < 0)
704 return -EAGAIN;
705
706 for (i = 0; i < num; i++) {
707 addr = msgs[i].addr << 1;
708 if (((i + 1) < num)
709 && (msgs[i].len == 1)
710 && (!msgs[i].flags & I2C_M_RD)
711 && (msgs[i + 1].flags & I2C_M_RD)
712 && (msgs[i].addr == msgs[i + 1].addr)) {
713 /*
714 * A write + read xfer for the same address, where
715 * the first xfer has just 1 byte length.
716 * Need to join both into one operation
717 */
718 if (az6007_xfer_debug)
719 printk(KERN_DEBUG "az6007: I2C W/R addr=0x%x len=%d/%d\n",
720 addr, msgs[i].len, msgs[i + 1].len);
721 req = AZ6007_I2C_RD;
722 index = msgs[i].buf[0];
723 value = addr | (1 << 8);
724 length = 6 + msgs[i + 1].len;
725 len = msgs[i + 1].len;
726 ret = __az6007_read(d->udev, req, value, index,
727 st->data, length);
728 if (ret >= len) {
729 for (j = 0; j < len; j++)
730 msgs[i + 1].buf[j] = st->data[j + 5];
731 } else
732 ret = -EIO;
733 i++;
734 } else if (!(msgs[i].flags & I2C_M_RD)) {
735 /* write bytes */
736 if (az6007_xfer_debug)
737 printk(KERN_DEBUG "az6007: I2C W addr=0x%x len=%d\n",
738 addr, msgs[i].len);
739 req = AZ6007_I2C_WR;
740 index = msgs[i].buf[0];
741 value = addr | (1 << 8);
742 length = msgs[i].len - 1;
743 len = msgs[i].len - 1;
744 for (j = 0; j < len; j++)
745 st->data[j] = msgs[i].buf[j + 1];
746 ret = __az6007_write(d->udev, req, value, index,
747 st->data, length);
748 } else {
749 /* read bytes */
750 if (az6007_xfer_debug)
751 printk(KERN_DEBUG "az6007: I2C R addr=0x%x len=%d\n",
752 addr, msgs[i].len);
753 req = AZ6007_I2C_RD;
754 index = msgs[i].buf[0];
755 value = addr;
756 length = msgs[i].len + 6;
757 len = msgs[i].len;
758 ret = __az6007_read(d->udev, req, value, index,
759 st->data, length);
760 for (j = 0; j < len; j++)
761 msgs[i].buf[j] = st->data[j + 5];
762 }
763 if (ret < 0)
764 goto err;
765 }
766err:
767 mutex_unlock(&st->mutex);
768
769 if (ret < 0) {
770 pr_info("%s ERROR: %i\n", __func__, ret);
771 return ret;
772 }
773 return num;
774}
775
776static u32 az6007_i2c_func(struct i2c_adapter *adapter)
777{
778 return I2C_FUNC_I2C;
779}
780
781static struct i2c_algorithm az6007_i2c_algo = {
782 .master_xfer = az6007_i2c_xfer,
783 .functionality = az6007_i2c_func,
784};
785
786int az6007_identify_state(struct dvb_usb_device *d, const char **name)
787{
788 int ret;
789 u8 *mac;
790
791 pr_debug("Identifying az6007 state\n");
792
793 mac = kmalloc(6, GFP_ATOMIC);
794 if (!mac)
795 return -ENOMEM;
796
797 /* Try to read the mac address */
798 ret = __az6007_read(d->udev, AZ6007_READ_DATA, 6, 0, mac, 6);
799 if (ret == 6)
800 ret = WARM;
801 else
802 ret = COLD;
803
804 kfree(mac);
805
806 if (ret == COLD) {
807 __az6007_write(d->udev, 0x09, 1, 0, NULL, 0);
808 __az6007_write(d->udev, 0x00, 0, 0, NULL, 0);
809 __az6007_write(d->udev, 0x00, 0, 0, NULL, 0);
810 }
811
812 pr_debug("Device is on %s state\n",
813 ret == WARM ? "warm" : "cold");
814 return ret;
815}
816
817static void az6007_usb_disconnect(struct usb_interface *intf)
818{
819 struct dvb_usb_device *d = usb_get_intfdata(intf);
820 az6007_ci_uninit(d);
821 dvb_usbv2_disconnect(intf);
822}
823
824static int az6007_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
825{
826 pr_debug("Getting az6007 Remote Control properties\n");
827
828 rc->allowed_protos = RC_TYPE_NEC;
829 rc->query = az6007_rc_query;
830 rc->interval = 400;
831
832 return 0;
833}
834
835static int az6007_download_firmware(struct dvb_usb_device *d,
836 const struct firmware *fw)
837{
838 pr_debug("Loading az6007 firmware\n");
839
840 return usbv2_cypress_load_firmware(d->udev, fw, CYPRESS_FX2);
841}
842
843/* DVB USB Driver stuff */
844static struct dvb_usb_device_properties az6007_props = {
845 .driver_name = KBUILD_MODNAME,
846 .owner = THIS_MODULE,
847 .firmware = AZ6007_FIRMWARE,
848
849 .adapter_nr = adapter_nr,
850 .size_of_priv = sizeof(struct az6007_device_state),
851 .i2c_algo = &az6007_i2c_algo,
852 .tuner_attach = az6007_tuner_attach,
853 .frontend_attach = az6007_frontend_attach,
854 .streaming_ctrl = az6007_streaming_ctrl,
855 .get_rc_config = az6007_get_rc_config,
856 .read_mac_address = az6007_read_mac_addr,
857 .download_firmware = az6007_download_firmware,
858 .identify_state = az6007_identify_state,
859 .power_ctrl = az6007_power_ctrl,
860 .num_adapters = 1,
861 .adapter = {
862 { .stream = DVB_USB_STREAM_BULK(0x02, 10, 4096), }
863 }
864};
865
866static struct usb_device_id az6007_usb_table[] = {
867 {DVB_USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_6007,
868 &az6007_props, "Azurewave 6007", RC_MAP_EMPTY)},
869 {DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7,
870 &az6007_props, "Terratec H7", RC_MAP_NEC_TERRATEC_CINERGY_XS)},
871 {DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7_2,
872 &az6007_props, "Terratec H7", RC_MAP_NEC_TERRATEC_CINERGY_XS)},
873 {0},
874};
875
876MODULE_DEVICE_TABLE(usb, az6007_usb_table);
877
878/* usb specific object needed to register this driver with the usb subsystem */
879static struct usb_driver az6007_usb_driver = {
880 .name = KBUILD_MODNAME,
881 .id_table = az6007_usb_table,
882 .probe = dvb_usbv2_probe,
883 .disconnect = az6007_usb_disconnect,
884 .suspend = dvb_usbv2_suspend,
885 .resume = dvb_usbv2_resume,
886 .no_dynamic_id = 1,
887 .soft_unbind = 1,
888};
889
890module_usb_driver(az6007_usb_driver);
891
892MODULE_AUTHOR("Henry Wang <Henry.wang@AzureWave.com>");
893MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
894MODULE_DESCRIPTION("Driver for AzureWave 6007 DVB-C/T USB2.0 and clones");
895MODULE_VERSION("2.0");
896MODULE_LICENSE("GPL");
897MODULE_FIRMWARE(AZ6007_FIRMWARE);
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-31 04:43:23 -0500