s390/ptrace: get rid of long longs in psw_bits
[linux/fpc-iii.git] / drivers / media / pci / saa7164 / saa7164-dvb.c
blobe9a783b71b4523282d741b451f517b6b133e23d5
1 /*
2 * Driver for the NXP SAA7164 PCIe bridge
4 * Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.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
15 * GNU General Public License for more details.
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.
22 #include "saa7164.h"
24 #include "tda10048.h"
25 #include "tda18271.h"
26 #include "s5h1411.h"
27 #include "si2157.h"
28 #include "si2168.h"
29 #include "lgdt3306a.h"
31 #define DRIVER_NAME "saa7164"
33 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
35 /* addr is in the card struct, get it from there */
36 static struct tda10048_config hauppauge_hvr2200_1_config = {
37 .demod_address = 0x10 >> 1,
38 .output_mode = TDA10048_SERIAL_OUTPUT,
39 .fwbulkwritelen = TDA10048_BULKWRITE_200,
40 .inversion = TDA10048_INVERSION_ON,
41 .dtv6_if_freq_khz = TDA10048_IF_3300,
42 .dtv7_if_freq_khz = TDA10048_IF_3500,
43 .dtv8_if_freq_khz = TDA10048_IF_4000,
44 .clk_freq_khz = TDA10048_CLK_16000,
46 static struct tda10048_config hauppauge_hvr2200_2_config = {
47 .demod_address = 0x12 >> 1,
48 .output_mode = TDA10048_SERIAL_OUTPUT,
49 .fwbulkwritelen = TDA10048_BULKWRITE_200,
50 .inversion = TDA10048_INVERSION_ON,
51 .dtv6_if_freq_khz = TDA10048_IF_3300,
52 .dtv7_if_freq_khz = TDA10048_IF_3500,
53 .dtv8_if_freq_khz = TDA10048_IF_4000,
54 .clk_freq_khz = TDA10048_CLK_16000,
57 static struct tda18271_std_map hauppauge_tda18271_std_map = {
58 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 3,
59 .if_lvl = 6, .rfagc_top = 0x37 },
60 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 0,
61 .if_lvl = 6, .rfagc_top = 0x37 },
64 static struct tda18271_config hauppauge_hvr22x0_tuner_config = {
65 .std_map = &hauppauge_tda18271_std_map,
66 .gate = TDA18271_GATE_ANALOG,
67 .role = TDA18271_MASTER,
70 static struct tda18271_config hauppauge_hvr22x0s_tuner_config = {
71 .std_map = &hauppauge_tda18271_std_map,
72 .gate = TDA18271_GATE_ANALOG,
73 .role = TDA18271_SLAVE,
74 .output_opt = TDA18271_OUTPUT_LT_OFF,
75 .rf_cal_on_startup = 1
78 static struct s5h1411_config hauppauge_s5h1411_config = {
79 .output_mode = S5H1411_SERIAL_OUTPUT,
80 .gpio = S5H1411_GPIO_ON,
81 .qam_if = S5H1411_IF_4000,
82 .vsb_if = S5H1411_IF_3250,
83 .inversion = S5H1411_INVERSION_ON,
84 .status_mode = S5H1411_DEMODLOCKING,
85 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
88 static struct lgdt3306a_config hauppauge_hvr2255a_config = {
89 .i2c_addr = 0xb2 >> 1,
90 .qam_if_khz = 4000,
91 .vsb_if_khz = 3250,
92 .deny_i2c_rptr = 1, /* Disabled */
93 .spectral_inversion = 0, /* Disabled */
94 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
95 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
96 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
97 .xtalMHz = 25, /* 24 or 25 */
100 static struct lgdt3306a_config hauppauge_hvr2255b_config = {
101 .i2c_addr = 0x1c >> 1,
102 .qam_if_khz = 4000,
103 .vsb_if_khz = 3250,
104 .deny_i2c_rptr = 1, /* Disabled */
105 .spectral_inversion = 0, /* Disabled */
106 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
107 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
108 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
109 .xtalMHz = 25, /* 24 or 25 */
112 static struct si2157_config hauppauge_hvr2255_tuner_config = {
113 .inversion = 1,
114 .if_port = 1,
117 static int si2157_attach(struct saa7164_port *port, struct i2c_adapter *adapter,
118 struct dvb_frontend *fe, u8 addr8bit, struct si2157_config *cfg)
120 struct i2c_board_info bi;
121 struct i2c_client *tuner;
123 cfg->fe = fe;
125 memset(&bi, 0, sizeof(bi));
127 strlcpy(bi.type, "si2157", I2C_NAME_SIZE);
128 bi.platform_data = cfg;
129 bi.addr = addr8bit >> 1;
131 request_module(bi.type);
133 tuner = i2c_new_device(adapter, &bi);
134 if (tuner == NULL || tuner->dev.driver == NULL)
135 return -ENODEV;
137 if (!try_module_get(tuner->dev.driver->owner)) {
138 i2c_unregister_device(tuner);
139 return -ENODEV;
142 port->i2c_client_tuner = tuner;
144 return 0;
147 static int saa7164_dvb_stop_port(struct saa7164_port *port)
149 struct saa7164_dev *dev = port->dev;
150 int ret;
152 ret = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
153 if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
154 printk(KERN_ERR "%s() stop transition failed, ret = 0x%x\n",
155 __func__, ret);
156 ret = -EIO;
157 } else {
158 dprintk(DBGLVL_DVB, "%s() Stopped\n", __func__);
159 ret = 0;
162 return ret;
165 static int saa7164_dvb_acquire_port(struct saa7164_port *port)
167 struct saa7164_dev *dev = port->dev;
168 int ret;
170 ret = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
171 if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
172 printk(KERN_ERR "%s() acquire transition failed, ret = 0x%x\n",
173 __func__, ret);
174 ret = -EIO;
175 } else {
176 dprintk(DBGLVL_DVB, "%s() Acquired\n", __func__);
177 ret = 0;
180 return ret;
183 static int saa7164_dvb_pause_port(struct saa7164_port *port)
185 struct saa7164_dev *dev = port->dev;
186 int ret;
188 ret = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
189 if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
190 printk(KERN_ERR "%s() pause transition failed, ret = 0x%x\n",
191 __func__, ret);
192 ret = -EIO;
193 } else {
194 dprintk(DBGLVL_DVB, "%s() Paused\n", __func__);
195 ret = 0;
198 return ret;
201 /* Firmware is very windows centric, meaning you have to transition
202 * the part through AVStream / KS Windows stages, forwards or backwards.
203 * States are: stopped, acquired (h/w), paused, started.
205 static int saa7164_dvb_stop_streaming(struct saa7164_port *port)
207 struct saa7164_dev *dev = port->dev;
208 struct saa7164_buffer *buf;
209 struct list_head *p, *q;
210 int ret;
212 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
214 ret = saa7164_dvb_pause_port(port);
215 ret = saa7164_dvb_acquire_port(port);
216 ret = saa7164_dvb_stop_port(port);
218 /* Mark the hardware buffers as free */
219 mutex_lock(&port->dmaqueue_lock);
220 list_for_each_safe(p, q, &port->dmaqueue.list) {
221 buf = list_entry(p, struct saa7164_buffer, list);
222 buf->flags = SAA7164_BUFFER_FREE;
224 mutex_unlock(&port->dmaqueue_lock);
226 return ret;
229 static int saa7164_dvb_start_port(struct saa7164_port *port)
231 struct saa7164_dev *dev = port->dev;
232 int ret = 0, result;
234 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
236 saa7164_buffer_cfg_port(port);
238 /* Acquire the hardware */
239 result = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
240 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
241 printk(KERN_ERR "%s() acquire transition failed, res = 0x%x\n",
242 __func__, result);
244 /* Stop the hardware, regardless */
245 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
246 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
247 printk(KERN_ERR "%s() acquire/forced stop transition "
248 "failed, res = 0x%x\n", __func__, result);
250 ret = -EIO;
251 goto out;
252 } else
253 dprintk(DBGLVL_DVB, "%s() Acquired\n", __func__);
255 /* Pause the hardware */
256 result = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
257 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
258 printk(KERN_ERR "%s() pause transition failed, res = 0x%x\n",
259 __func__, result);
261 /* Stop the hardware, regardless */
262 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
263 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
264 printk(KERN_ERR "%s() pause/forced stop transition "
265 "failed, res = 0x%x\n", __func__, result);
268 ret = -EIO;
269 goto out;
270 } else
271 dprintk(DBGLVL_DVB, "%s() Paused\n", __func__);
273 /* Start the hardware */
274 result = saa7164_api_transition_port(port, SAA_DMASTATE_RUN);
275 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
276 printk(KERN_ERR "%s() run transition failed, result = 0x%x\n",
277 __func__, result);
279 /* Stop the hardware, regardless */
280 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
281 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
282 printk(KERN_ERR "%s() run/forced stop transition "
283 "failed, res = 0x%x\n", __func__, result);
286 ret = -EIO;
287 } else
288 dprintk(DBGLVL_DVB, "%s() Running\n", __func__);
290 out:
291 return ret;
294 static int saa7164_dvb_start_feed(struct dvb_demux_feed *feed)
296 struct dvb_demux *demux = feed->demux;
297 struct saa7164_port *port = (struct saa7164_port *) demux->priv;
298 struct saa7164_dvb *dvb = &port->dvb;
299 struct saa7164_dev *dev = port->dev;
300 int ret = 0;
302 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
304 if (!demux->dmx.frontend)
305 return -EINVAL;
307 if (dvb) {
308 mutex_lock(&dvb->lock);
309 if (dvb->feeding++ == 0) {
310 /* Start transport */
311 ret = saa7164_dvb_start_port(port);
313 mutex_unlock(&dvb->lock);
314 dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
315 __func__, port->nr, dvb->feeding);
318 return ret;
321 static int saa7164_dvb_stop_feed(struct dvb_demux_feed *feed)
323 struct dvb_demux *demux = feed->demux;
324 struct saa7164_port *port = (struct saa7164_port *) demux->priv;
325 struct saa7164_dvb *dvb = &port->dvb;
326 struct saa7164_dev *dev = port->dev;
327 int ret = 0;
329 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
331 if (dvb) {
332 mutex_lock(&dvb->lock);
333 if (--dvb->feeding == 0) {
334 /* Stop transport */
335 ret = saa7164_dvb_stop_streaming(port);
337 mutex_unlock(&dvb->lock);
338 dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
339 __func__, port->nr, dvb->feeding);
342 return ret;
345 static int dvb_register(struct saa7164_port *port)
347 struct saa7164_dvb *dvb = &port->dvb;
348 struct saa7164_dev *dev = port->dev;
349 struct saa7164_buffer *buf;
350 int result, i;
352 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
354 if (port->type != SAA7164_MPEG_DVB)
355 BUG();
357 /* Sanity check that the PCI configuration space is active */
358 if (port->hwcfg.BARLocation == 0) {
359 result = -ENOMEM;
360 printk(KERN_ERR "%s: dvb_register_adapter failed "
361 "(errno = %d), NO PCI configuration\n",
362 DRIVER_NAME, result);
363 goto fail_adapter;
366 /* Init and establish defaults */
367 port->hw_streamingparams.bitspersample = 8;
368 port->hw_streamingparams.samplesperline = 188;
369 port->hw_streamingparams.numberoflines =
370 (SAA7164_TS_NUMBER_OF_LINES * 188) / 188;
372 port->hw_streamingparams.pitch = 188;
373 port->hw_streamingparams.linethreshold = 0;
374 port->hw_streamingparams.pagetablelistvirt = NULL;
375 port->hw_streamingparams.pagetablelistphys = NULL;
376 port->hw_streamingparams.numpagetables = 2 +
377 ((SAA7164_TS_NUMBER_OF_LINES * 188) / PAGE_SIZE);
379 port->hw_streamingparams.numpagetableentries = port->hwcfg.buffercount;
381 /* Allocate the PCI resources */
382 for (i = 0; i < port->hwcfg.buffercount; i++) {
383 buf = saa7164_buffer_alloc(port,
384 port->hw_streamingparams.numberoflines *
385 port->hw_streamingparams.pitch);
387 if (!buf) {
388 result = -ENOMEM;
389 printk(KERN_ERR "%s: dvb_register_adapter failed "
390 "(errno = %d), unable to allocate buffers\n",
391 DRIVER_NAME, result);
392 goto fail_adapter;
395 mutex_lock(&port->dmaqueue_lock);
396 list_add_tail(&buf->list, &port->dmaqueue.list);
397 mutex_unlock(&port->dmaqueue_lock);
400 /* register adapter */
401 result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
402 &dev->pci->dev, adapter_nr);
403 if (result < 0) {
404 printk(KERN_ERR "%s: dvb_register_adapter failed "
405 "(errno = %d)\n", DRIVER_NAME, result);
406 goto fail_adapter;
408 dvb->adapter.priv = port;
410 /* register frontend */
411 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
412 if (result < 0) {
413 printk(KERN_ERR "%s: dvb_register_frontend failed "
414 "(errno = %d)\n", DRIVER_NAME, result);
415 goto fail_frontend;
418 /* register demux stuff */
419 dvb->demux.dmx.capabilities =
420 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
421 DMX_MEMORY_BASED_FILTERING;
422 dvb->demux.priv = port;
423 dvb->demux.filternum = 256;
424 dvb->demux.feednum = 256;
425 dvb->demux.start_feed = saa7164_dvb_start_feed;
426 dvb->demux.stop_feed = saa7164_dvb_stop_feed;
427 result = dvb_dmx_init(&dvb->demux);
428 if (result < 0) {
429 printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
430 DRIVER_NAME, result);
431 goto fail_dmx;
434 dvb->dmxdev.filternum = 256;
435 dvb->dmxdev.demux = &dvb->demux.dmx;
436 dvb->dmxdev.capabilities = 0;
437 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
438 if (result < 0) {
439 printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
440 DRIVER_NAME, result);
441 goto fail_dmxdev;
444 dvb->fe_hw.source = DMX_FRONTEND_0;
445 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
446 if (result < 0) {
447 printk(KERN_ERR "%s: add_frontend failed "
448 "(DMX_FRONTEND_0, errno = %d)\n", DRIVER_NAME, result);
449 goto fail_fe_hw;
452 dvb->fe_mem.source = DMX_MEMORY_FE;
453 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
454 if (result < 0) {
455 printk(KERN_ERR "%s: add_frontend failed "
456 "(DMX_MEMORY_FE, errno = %d)\n", DRIVER_NAME, result);
457 goto fail_fe_mem;
460 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
461 if (result < 0) {
462 printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
463 DRIVER_NAME, result);
464 goto fail_fe_conn;
467 /* register network adapter */
468 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
469 return 0;
471 fail_fe_conn:
472 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
473 fail_fe_mem:
474 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
475 fail_fe_hw:
476 dvb_dmxdev_release(&dvb->dmxdev);
477 fail_dmxdev:
478 dvb_dmx_release(&dvb->demux);
479 fail_dmx:
480 dvb_unregister_frontend(dvb->frontend);
481 fail_frontend:
482 dvb_frontend_detach(dvb->frontend);
483 dvb_unregister_adapter(&dvb->adapter);
484 fail_adapter:
485 return result;
488 int saa7164_dvb_unregister(struct saa7164_port *port)
490 struct saa7164_dvb *dvb = &port->dvb;
491 struct saa7164_dev *dev = port->dev;
492 struct saa7164_buffer *b;
493 struct list_head *c, *n;
494 struct i2c_client *client;
496 dprintk(DBGLVL_DVB, "%s()\n", __func__);
498 if (port->type != SAA7164_MPEG_DVB)
499 BUG();
501 /* Remove any allocated buffers */
502 mutex_lock(&port->dmaqueue_lock);
503 list_for_each_safe(c, n, &port->dmaqueue.list) {
504 b = list_entry(c, struct saa7164_buffer, list);
505 list_del(c);
506 saa7164_buffer_dealloc(b);
508 mutex_unlock(&port->dmaqueue_lock);
510 if (dvb->frontend == NULL)
511 return 0;
513 /* remove I2C client for tuner */
514 client = port->i2c_client_tuner;
515 if (client) {
516 module_put(client->dev.driver->owner);
517 i2c_unregister_device(client);
520 /* remove I2C client for demodulator */
521 client = port->i2c_client_demod;
522 if (client) {
523 module_put(client->dev.driver->owner);
524 i2c_unregister_device(client);
527 dvb_net_release(&dvb->net);
528 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
529 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
530 dvb_dmxdev_release(&dvb->dmxdev);
531 dvb_dmx_release(&dvb->demux);
532 dvb_unregister_frontend(dvb->frontend);
533 dvb_frontend_detach(dvb->frontend);
534 dvb_unregister_adapter(&dvb->adapter);
535 return 0;
538 /* All the DVB attach calls go here, this function get's modified
539 * for each new card.
541 int saa7164_dvb_register(struct saa7164_port *port)
543 struct saa7164_dev *dev = port->dev;
544 struct saa7164_dvb *dvb = &port->dvb;
545 struct saa7164_i2c *i2c_bus = NULL;
546 struct si2168_config si2168_config;
547 struct si2157_config si2157_config;
548 struct i2c_adapter *adapter;
549 struct i2c_board_info info;
550 struct i2c_client *client_demod;
551 struct i2c_client *client_tuner;
552 int ret;
554 dprintk(DBGLVL_DVB, "%s()\n", __func__);
556 /* init frontend */
557 switch (dev->board) {
558 case SAA7164_BOARD_HAUPPAUGE_HVR2200:
559 case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
560 case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
561 case SAA7164_BOARD_HAUPPAUGE_HVR2200_4:
562 case SAA7164_BOARD_HAUPPAUGE_HVR2200_5:
563 i2c_bus = &dev->i2c_bus[port->nr + 1];
564 switch (port->nr) {
565 case 0:
566 port->dvb.frontend = dvb_attach(tda10048_attach,
567 &hauppauge_hvr2200_1_config,
568 &i2c_bus->i2c_adap);
570 if (port->dvb.frontend != NULL) {
571 /* TODO: addr is in the card struct */
572 dvb_attach(tda18271_attach, port->dvb.frontend,
573 0xc0 >> 1, &i2c_bus->i2c_adap,
574 &hauppauge_hvr22x0_tuner_config);
577 break;
578 case 1:
579 port->dvb.frontend = dvb_attach(tda10048_attach,
580 &hauppauge_hvr2200_2_config,
581 &i2c_bus->i2c_adap);
583 if (port->dvb.frontend != NULL) {
584 /* TODO: addr is in the card struct */
585 dvb_attach(tda18271_attach, port->dvb.frontend,
586 0xc0 >> 1, &i2c_bus->i2c_adap,
587 &hauppauge_hvr22x0s_tuner_config);
590 break;
592 break;
593 case SAA7164_BOARD_HAUPPAUGE_HVR2250:
594 case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
595 case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
596 i2c_bus = &dev->i2c_bus[port->nr + 1];
598 port->dvb.frontend = dvb_attach(s5h1411_attach,
599 &hauppauge_s5h1411_config,
600 &i2c_bus->i2c_adap);
602 if (port->dvb.frontend != NULL) {
603 if (port->nr == 0) {
604 /* Master TDA18271 */
605 /* TODO: addr is in the card struct */
606 dvb_attach(tda18271_attach, port->dvb.frontend,
607 0xc0 >> 1, &i2c_bus->i2c_adap,
608 &hauppauge_hvr22x0_tuner_config);
609 } else {
610 /* Slave TDA18271 */
611 dvb_attach(tda18271_attach, port->dvb.frontend,
612 0xc0 >> 1, &i2c_bus->i2c_adap,
613 &hauppauge_hvr22x0s_tuner_config);
617 break;
618 case SAA7164_BOARD_HAUPPAUGE_HVR2255proto:
619 case SAA7164_BOARD_HAUPPAUGE_HVR2255:
620 i2c_bus = &dev->i2c_bus[2];
622 if (port->nr == 0) {
623 port->dvb.frontend = dvb_attach(lgdt3306a_attach,
624 &hauppauge_hvr2255a_config, &i2c_bus->i2c_adap);
625 } else {
626 port->dvb.frontend = dvb_attach(lgdt3306a_attach,
627 &hauppauge_hvr2255b_config, &i2c_bus->i2c_adap);
630 if (port->dvb.frontend != NULL) {
632 if (port->nr == 0) {
633 si2157_attach(port, &dev->i2c_bus[0].i2c_adap,
634 port->dvb.frontend, 0xc0,
635 &hauppauge_hvr2255_tuner_config);
636 } else {
637 si2157_attach(port, &dev->i2c_bus[1].i2c_adap,
638 port->dvb.frontend, 0xc0,
639 &hauppauge_hvr2255_tuner_config);
642 break;
643 case SAA7164_BOARD_HAUPPAUGE_HVR2205:
645 if (port->nr == 0) {
646 /* attach frontend */
647 memset(&si2168_config, 0, sizeof(si2168_config));
648 si2168_config.i2c_adapter = &adapter;
649 si2168_config.fe = &port->dvb.frontend;
650 si2168_config.ts_mode = SI2168_TS_SERIAL;
651 memset(&info, 0, sizeof(struct i2c_board_info));
652 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
653 info.addr = 0xc8 >> 1;
654 info.platform_data = &si2168_config;
655 request_module(info.type);
656 client_demod = i2c_new_device(&dev->i2c_bus[2].i2c_adap,
657 &info);
658 if (!client_demod || !client_demod->dev.driver)
659 goto frontend_detach;
661 if (!try_module_get(client_demod->dev.driver->owner)) {
662 i2c_unregister_device(client_demod);
663 goto frontend_detach;
665 port->i2c_client_demod = client_demod;
667 /* attach tuner */
668 memset(&si2157_config, 0, sizeof(si2157_config));
669 si2157_config.if_port = 1;
670 si2157_config.fe = port->dvb.frontend;
671 memset(&info, 0, sizeof(struct i2c_board_info));
672 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
673 info.addr = 0xc0 >> 1;
674 info.platform_data = &si2157_config;
675 request_module(info.type);
676 client_tuner = i2c_new_device(&dev->i2c_bus[0].i2c_adap,
677 &info);
678 if (!client_tuner || !client_tuner->dev.driver) {
679 module_put(client_demod->dev.driver->owner);
680 i2c_unregister_device(client_demod);
681 goto frontend_detach;
683 if (!try_module_get(client_tuner->dev.driver->owner)) {
684 i2c_unregister_device(client_tuner);
685 module_put(client_demod->dev.driver->owner);
686 i2c_unregister_device(client_demod);
687 goto frontend_detach;
689 port->i2c_client_tuner = client_tuner;
690 } else {
691 /* attach frontend */
692 memset(&si2168_config, 0, sizeof(si2168_config));
693 si2168_config.i2c_adapter = &adapter;
694 si2168_config.fe = &port->dvb.frontend;
695 si2168_config.ts_mode = SI2168_TS_SERIAL;
696 memset(&info, 0, sizeof(struct i2c_board_info));
697 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
698 info.addr = 0xcc >> 1;
699 info.platform_data = &si2168_config;
700 request_module(info.type);
701 client_demod = i2c_new_device(&dev->i2c_bus[2].i2c_adap,
702 &info);
703 if (!client_demod || !client_demod->dev.driver)
704 goto frontend_detach;
706 if (!try_module_get(client_demod->dev.driver->owner)) {
707 i2c_unregister_device(client_demod);
708 goto frontend_detach;
710 port->i2c_client_demod = client_demod;
712 /* attach tuner */
713 memset(&si2157_config, 0, sizeof(si2157_config));
714 si2157_config.fe = port->dvb.frontend;
715 si2157_config.if_port = 1;
716 memset(&info, 0, sizeof(struct i2c_board_info));
717 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
718 info.addr = 0xc0 >> 1;
719 info.platform_data = &si2157_config;
720 request_module(info.type);
721 client_tuner = i2c_new_device(&dev->i2c_bus[1].i2c_adap,
722 &info);
723 if (!client_tuner || !client_tuner->dev.driver) {
724 module_put(client_demod->dev.driver->owner);
725 i2c_unregister_device(client_demod);
726 goto frontend_detach;
728 if (!try_module_get(client_tuner->dev.driver->owner)) {
729 i2c_unregister_device(client_tuner);
730 module_put(client_demod->dev.driver->owner);
731 i2c_unregister_device(client_demod);
732 goto frontend_detach;
734 port->i2c_client_tuner = client_tuner;
737 break;
738 default:
739 printk(KERN_ERR "%s: The frontend isn't supported\n",
740 dev->name);
741 break;
743 if (NULL == dvb->frontend) {
744 printk(KERN_ERR "%s() Frontend initialization failed\n",
745 __func__);
746 return -1;
749 /* register everything */
750 ret = dvb_register(port);
751 if (ret < 0) {
752 if (dvb->frontend->ops.release)
753 dvb->frontend->ops.release(dvb->frontend);
754 return ret;
757 return 0;
759 frontend_detach:
760 printk(KERN_ERR "%s() Frontend/I2C initialization failed\n", __func__);
761 return -1;