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Merge tag 'bcachefs-2024-10-05' of git://evilpiepirate.org/bcachefs
[linux-block.git] / drivers / media / pci / saa7164 / saa7164-dvb.c
CommitLineData
c942fddf 1// SPDX-License-Identifier: GPL-2.0-or-later
443c1228
ST		 2/*
3 * Driver for the NXP SAA7164 PCIe bridge
4 *
63a412ec 5 * Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.com>
443c1228
ST		 6 */
7
8#include "saa7164.h"
9
10#include "tda10048.h"
11#include "tda18271.h"
12#include "s5h1411.h"
504b29cb
ST		 13#include "si2157.h"
14#include "si2168.h"
15#include "lgdt3306a.h"
443c1228
ST		 16
17#define DRIVER_NAME "saa7164"
18
19DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
20
21/* addr is in the card struct, get it from there */
22static struct tda10048_config hauppauge_hvr2200_1_config = {
23 .demod_address = 0x10 >> 1,
24 .output_mode = TDA10048_SERIAL_OUTPUT,
25 .fwbulkwritelen = TDA10048_BULKWRITE_200,
7aa2e795 26 .inversion = TDA10048_INVERSION_ON,
3224401e
ST		 27 .dtv6_if_freq_khz = TDA10048_IF_3300,
28 .dtv7_if_freq_khz = TDA10048_IF_3500,
29 .dtv8_if_freq_khz = TDA10048_IF_4000,
7aa2e795 30 .clk_freq_khz = TDA10048_CLK_16000,
443c1228
ST		 31};
32static struct tda10048_config hauppauge_hvr2200_2_config = {
33 .demod_address = 0x12 >> 1,
34 .output_mode = TDA10048_SERIAL_OUTPUT,
35 .fwbulkwritelen = TDA10048_BULKWRITE_200,
7aa2e795 36 .inversion = TDA10048_INVERSION_ON,
3224401e
ST		 37 .dtv6_if_freq_khz = TDA10048_IF_3300,
38 .dtv7_if_freq_khz = TDA10048_IF_3500,
39 .dtv8_if_freq_khz = TDA10048_IF_4000,
7aa2e795 40 .clk_freq_khz = TDA10048_CLK_16000,
443c1228
ST		 41};
42
43static struct tda18271_std_map hauppauge_tda18271_std_map = {
44 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 3,
45 .if_lvl = 6, .rfagc_top = 0x37 },
46 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 0,
47 .if_lvl = 6, .rfagc_top = 0x37 },
48};
49
50static struct tda18271_config hauppauge_hvr22x0_tuner_config = {
51 .std_map = &hauppauge_tda18271_std_map,
52 .gate = TDA18271_GATE_ANALOG,
90e801ac
ST		 53 .role = TDA18271_MASTER,
54};
55
56static struct tda18271_config hauppauge_hvr22x0s_tuner_config = {
57 .std_map = &hauppauge_tda18271_std_map,
58 .gate = TDA18271_GATE_ANALOG,
59 .role = TDA18271_SLAVE,
bc809ab3 60 .output_opt = TDA18271_OUTPUT_LT_OFF,
90e801ac 61 .rf_cal_on_startup = 1
443c1228
ST		 62};
63
64static struct s5h1411_config hauppauge_s5h1411_config = {
65 .output_mode = S5H1411_SERIAL_OUTPUT,
66 .gpio = S5H1411_GPIO_ON,
67 .qam_if = S5H1411_IF_4000,
68 .vsb_if = S5H1411_IF_3250,
69 .inversion = S5H1411_INVERSION_ON,
70 .status_mode = S5H1411_DEMODLOCKING,
ad05ff09 71 .mpeg_timing = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
443c1228
ST		 72};
73
504b29cb
ST		 74static struct lgdt3306a_config hauppauge_hvr2255a_config = {
75 .i2c_addr = 0xb2 >> 1,
76 .qam_if_khz = 4000,
77 .vsb_if_khz = 3250,
78 .deny_i2c_rptr = 1, /* Disabled */
79 .spectral_inversion = 0, /* Disabled */
80 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
81 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
82 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
83 .xtalMHz = 25, /* 24 or 25 */
84};
85
86static struct lgdt3306a_config hauppauge_hvr2255b_config = {
87 .i2c_addr = 0x1c >> 1,
88 .qam_if_khz = 4000,
89 .vsb_if_khz = 3250,
90 .deny_i2c_rptr = 1, /* Disabled */
91 .spectral_inversion = 0, /* Disabled */
92 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
93 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
94 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
95 .xtalMHz = 25, /* 24 or 25 */
96};
97
98static struct si2157_config hauppauge_hvr2255_tuner_config = {
fb6bcec3 99 .inversion = 1,
ee3c3e46 100 .if_port = 1,
504b29cb
ST		 101};
102
103static int si2157_attach(struct saa7164_port *port, struct i2c_adapter *adapter,
104 struct dvb_frontend *fe, u8 addr8bit, struct si2157_config *cfg)
105{
106 struct i2c_board_info bi;
107 struct i2c_client *tuner;
108
109 cfg->fe = fe;
110
111 memset(&bi, 0, sizeof(bi));
112
c0decac1 113 strscpy(bi.type, "si2157", I2C_NAME_SIZE);
504b29cb
ST		 114 bi.platform_data = cfg;
115 bi.addr = addr8bit >> 1;
116
117 request_module(bi.type);
118
d442c2e9
WS		 119 tuner = i2c_new_client_device(adapter, &bi);
120 if (!i2c_client_has_driver(tuner))
504b29cb
ST		 121 return -ENODEV;
122
123 if (!try_module_get(tuner->dev.driver->owner)) {
124 i2c_unregister_device(tuner);
125 return -ENODEV;
126 }
127
128 port->i2c_client_tuner = tuner;
129
130 return 0;
131}
132
add3f580 133static int saa7164_dvb_stop_port(struct saa7164_port *port)
443c1228
ST		 134{
135 struct saa7164_dev *dev = port->dev;
136 int ret;
137
138 ret = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
139 if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
140 printk(KERN_ERR "%s() stop transition failed, ret = 0x%x\n",
141 __func__, ret);
142 ret = -EIO;
143 } else {
144 dprintk(DBGLVL_DVB, "%s() Stopped\n", __func__);
145 ret = 0;
146 }
147
148 return ret;
149}
150
add3f580 151static int saa7164_dvb_acquire_port(struct saa7164_port *port)
443c1228
ST		 152{
153 struct saa7164_dev *dev = port->dev;
154 int ret;
155
156 ret = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
157 if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
158 printk(KERN_ERR "%s() acquire transition failed, ret = 0x%x\n",
159 __func__, ret);
160 ret = -EIO;
161 } else {
162 dprintk(DBGLVL_DVB, "%s() Acquired\n", __func__);
163 ret = 0;
164 }
165
166 return ret;
167}
168
add3f580 169static int saa7164_dvb_pause_port(struct saa7164_port *port)
443c1228
ST		 170{
171 struct saa7164_dev *dev = port->dev;
172 int ret;
173
174 ret = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
175 if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
176 printk(KERN_ERR "%s() pause transition failed, ret = 0x%x\n",
177 __func__, ret);
178 ret = -EIO;
179 } else {
180 dprintk(DBGLVL_DVB, "%s() Paused\n", __func__);
181 ret = 0;
182 }
183
184 return ret;
185}
186
187/* Firmware is very windows centric, meaning you have to transition
188 * the part through AVStream / KS Windows stages, forwards or backwards.
189 * States are: stopped, acquired (h/w), paused, started.
190 */
add3f580 191static int saa7164_dvb_stop_streaming(struct saa7164_port *port)
443c1228
ST		 192{
193 struct saa7164_dev *dev = port->dev;
a1c592b7
ST		 194 struct saa7164_buffer *buf;
195 struct list_head *p, *q;
443c1228
ST		 196 int ret;
197
198 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
199
add3f580
ST		 200 ret = saa7164_dvb_pause_port(port);
201 ret = saa7164_dvb_acquire_port(port);
202 ret = saa7164_dvb_stop_port(port);
443c1228 203
a1c592b7
ST		 204 /* Mark the hardware buffers as free */
205 mutex_lock(&port->dmaqueue_lock);
206 list_for_each_safe(p, q, &port->dmaqueue.list) {
207 buf = list_entry(p, struct saa7164_buffer, list);
208 buf->flags = SAA7164_BUFFER_FREE;
209 }
210 mutex_unlock(&port->dmaqueue_lock);
211
443c1228
ST		 212 return ret;
213}
214
add3f580 215static int saa7164_dvb_start_port(struct saa7164_port *port)
443c1228
ST		 216{
217 struct saa7164_dev *dev = port->dev;
218 int ret = 0, result;
219
220 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
221
add3f580 222 saa7164_buffer_cfg_port(port);
443c1228
ST		 223
224 /* Acquire the hardware */
225 result = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
226 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
227 printk(KERN_ERR "%s() acquire transition failed, res = 0x%x\n",
228 __func__, result);
229
230 /* Stop the hardware, regardless */
231 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
232 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
24f711c1
MCC		 233 printk(KERN_ERR "%s() acquire/forced stop transition failed, res = 0x%x\n",
234 __func__, result);
443c1228
ST		 235 }
236 ret = -EIO;
237 goto out;
238 } else
239 dprintk(DBGLVL_DVB, "%s() Acquired\n", __func__);
240
241 /* Pause the hardware */
242 result = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
243 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
244 printk(KERN_ERR "%s() pause transition failed, res = 0x%x\n",
245 __func__, result);
246
247 /* Stop the hardware, regardless */
248 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
249 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
24f711c1
MCC		 250 printk(KERN_ERR "%s() pause/forced stop transition failed, res = 0x%x\n",
251 __func__, result);
443c1228
ST		 252 }
253
254 ret = -EIO;
255 goto out;
256 } else
257 dprintk(DBGLVL_DVB, "%s() Paused\n", __func__);
258
259 /* Start the hardware */
260 result = saa7164_api_transition_port(port, SAA_DMASTATE_RUN);
261 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
262 printk(KERN_ERR "%s() run transition failed, result = 0x%x\n",
263 __func__, result);
264
265 /* Stop the hardware, regardless */
266 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
267 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
24f711c1
MCC		 268 printk(KERN_ERR "%s() run/forced stop transition failed, res = 0x%x\n",
269 __func__, result);
443c1228
ST		 270 }
271
272 ret = -EIO;
273 } else
274 dprintk(DBGLVL_DVB, "%s() Running\n", __func__);
275
276out:
277 return ret;
278}
279
280static int saa7164_dvb_start_feed(struct dvb_demux_feed *feed)
281{
282 struct dvb_demux *demux = feed->demux;
17ae8136 283 struct saa7164_port *port = demux->priv;
443c1228
ST		 284 struct saa7164_dvb *dvb = &port->dvb;
285 struct saa7164_dev *dev = port->dev;
286 int ret = 0;
287
288 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
289
290 if (!demux->dmx.frontend)
291 return -EINVAL;
292
504b29cb
ST		 293 if (dvb) {
294 mutex_lock(&dvb->lock);
295 if (dvb->feeding++ == 0) {
296 /* Start transport */
297 ret = saa7164_dvb_start_port(port);
298 }
299 mutex_unlock(&dvb->lock);
300 dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
301 __func__, port->nr, dvb->feeding);
443c1228
ST		 302 }
303
304 return ret;
305}
306
307static int saa7164_dvb_stop_feed(struct dvb_demux_feed *feed)
308{
309 struct dvb_demux *demux = feed->demux;
17ae8136 310 struct saa7164_port *port = demux->priv;
443c1228
ST		 311 struct saa7164_dvb *dvb = &port->dvb;
312 struct saa7164_dev *dev = port->dev;
313 int ret = 0;
314
315 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
316
504b29cb
ST		 317 if (dvb) {
318 mutex_lock(&dvb->lock);
319 if (--dvb->feeding == 0) {
320 /* Stop transport */
321 ret = saa7164_dvb_stop_streaming(port);
322 }
323 mutex_unlock(&dvb->lock);
324 dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
325 __func__, port->nr, dvb->feeding);
443c1228
ST		 326 }
327
328 return ret;
329}
330
add3f580 331static int dvb_register(struct saa7164_port *port)
443c1228
ST		 332{
333 struct saa7164_dvb *dvb = &port->dvb;
334 struct saa7164_dev *dev = port->dev;
335 struct saa7164_buffer *buf;
336 int result, i;
337
338 dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
339
a1bb5cca 340 BUG_ON(port->type != SAA7164_MPEG_DVB);
add3f580 341
443c1228
ST		 342 /* Sanity check that the PCI configuration space is active */
343 if (port->hwcfg.BARLocation == 0) {
344 result = -ENOMEM;
24f711c1 345 printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d), NO PCI configuration\n",
443c1228
ST		 346 DRIVER_NAME, result);
347 goto fail_adapter;
348 }
349
350 /* Init and establish defaults */
351 port->hw_streamingparams.bitspersample = 8;
352 port->hw_streamingparams.samplesperline = 188;
353 port->hw_streamingparams.numberoflines =
354 (SAA7164_TS_NUMBER_OF_LINES * 188) / 188;
355
356 port->hw_streamingparams.pitch = 188;
357 port->hw_streamingparams.linethreshold = 0;
61ca1500
PH		 358 port->hw_streamingparams.pagetablelistvirt = NULL;
359 port->hw_streamingparams.pagetablelistphys = NULL;
443c1228
ST		 360 port->hw_streamingparams.numpagetables = 2 +
361 ((SAA7164_TS_NUMBER_OF_LINES * 188) / PAGE_SIZE);
362
363 port->hw_streamingparams.numpagetableentries = port->hwcfg.buffercount;
364
365 /* Allocate the PCI resources */
366 for (i = 0; i < port->hwcfg.buffercount; i++) {
367 buf = saa7164_buffer_alloc(port,
368 port->hw_streamingparams.numberoflines *
369 port->hw_streamingparams.pitch);
370
371 if (!buf) {
372 result = -ENOMEM;
24f711c1 373 printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d), unable to allocate buffers\n",
443c1228
ST		 374 DRIVER_NAME, result);
375 goto fail_adapter;
376 }
443c1228
ST		 377
378 mutex_lock(&port->dmaqueue_lock);
379 list_add_tail(&buf->list, &port->dmaqueue.list);
380 mutex_unlock(&port->dmaqueue_lock);
381 }
382
383 /* register adapter */
384 result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
385 &dev->pci->dev, adapter_nr);
386 if (result < 0) {
24f711c1
MCC		 387 printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d)\n",
388 DRIVER_NAME, result);
443c1228
ST		 389 goto fail_adapter;
390 }
391 dvb->adapter.priv = port;
392
393 /* register frontend */
394 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
395 if (result < 0) {
24f711c1
MCC		 396 printk(KERN_ERR "%s: dvb_register_frontend failed (errno = %d)\n",
397 DRIVER_NAME, result);
443c1228
ST		 398 goto fail_frontend;
399 }
400
401 /* register demux stuff */
402 dvb->demux.dmx.capabilities =
403 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
404 DMX_MEMORY_BASED_FILTERING;
405 dvb->demux.priv = port;
406 dvb->demux.filternum = 256;
407 dvb->demux.feednum = 256;
408 dvb->demux.start_feed = saa7164_dvb_start_feed;
409 dvb->demux.stop_feed = saa7164_dvb_stop_feed;
410 result = dvb_dmx_init(&dvb->demux);
411 if (result < 0) {
412 printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
413 DRIVER_NAME, result);
414 goto fail_dmx;
415 }
416
417 dvb->dmxdev.filternum = 256;
418 dvb->dmxdev.demux = &dvb->demux.dmx;
419 dvb->dmxdev.capabilities = 0;
420 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
421 if (result < 0) {
422 printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
423 DRIVER_NAME, result);
424 goto fail_dmxdev;
425 }
426
427 dvb->fe_hw.source = DMX_FRONTEND_0;
428 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
429 if (result < 0) {
24f711c1
MCC		 430 printk(KERN_ERR "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
431 DRIVER_NAME, result);
443c1228
ST		 432 goto fail_fe_hw;
433 }
434
435 dvb->fe_mem.source = DMX_MEMORY_FE;
436 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
437 if (result < 0) {
24f711c1
MCC		 438 printk(KERN_ERR "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
439 DRIVER_NAME, result);
443c1228
ST		 440 goto fail_fe_mem;
441 }
442
443 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
444 if (result < 0) {
445 printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
446 DRIVER_NAME, result);
447 goto fail_fe_conn;
448 }
449
450 /* register network adapter */
451 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
452 return 0;
453
454fail_fe_conn:
455 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
456fail_fe_mem:
457 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
458fail_fe_hw:
459 dvb_dmxdev_release(&dvb->dmxdev);
460fail_dmxdev:
461 dvb_dmx_release(&dvb->demux);
462fail_dmx:
463 dvb_unregister_frontend(dvb->frontend);
464fail_frontend:
465 dvb_frontend_detach(dvb->frontend);
466 dvb_unregister_adapter(&dvb->adapter);
467fail_adapter:
468 return result;
469}
470
add3f580 471int saa7164_dvb_unregister(struct saa7164_port *port)
443c1228
ST		 472{
473 struct saa7164_dvb *dvb = &port->dvb;
474 struct saa7164_dev *dev = port->dev;
475 struct saa7164_buffer *b;
476 struct list_head *c, *n;
504b29cb 477 struct i2c_client *client;
443c1228
ST		 478
479 dprintk(DBGLVL_DVB, "%s()\n", __func__);
480
a1bb5cca 481 BUG_ON(port->type != SAA7164_MPEG_DVB);
add3f580 482
443c1228
ST		 483 /* Remove any allocated buffers */
484 mutex_lock(&port->dmaqueue_lock);
485 list_for_each_safe(c, n, &port->dmaqueue.list) {
486 b = list_entry(c, struct saa7164_buffer, list);
487 list_del(c);
add3f580 488 saa7164_buffer_dealloc(b);
443c1228
ST		 489 }
490 mutex_unlock(&port->dmaqueue_lock);
491
492 if (dvb->frontend == NULL)
493 return 0;
494
504b29cb
ST		 495 /* remove I2C client for tuner */
496 client = port->i2c_client_tuner;
497 if (client) {
498 module_put(client->dev.driver->owner);
499 i2c_unregister_device(client);
500 }
501
502 /* remove I2C client for demodulator */
503 client = port->i2c_client_demod;
504 if (client) {
505 module_put(client->dev.driver->owner);
506 i2c_unregister_device(client);
507 }
508
443c1228
ST		 509 dvb_net_release(&dvb->net);
510 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
511 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
512 dvb_dmxdev_release(&dvb->dmxdev);
513 dvb_dmx_release(&dvb->demux);
514 dvb_unregister_frontend(dvb->frontend);
515 dvb_frontend_detach(dvb->frontend);
516 dvb_unregister_adapter(&dvb->adapter);
517 return 0;
518}
519
26b19005 520/* All the DVB attach calls go here, this function gets modified
443c1228
ST		 521 * for each new card.
522 */
add3f580 523int saa7164_dvb_register(struct saa7164_port *port)
443c1228
ST		 524{
525 struct saa7164_dev *dev = port->dev;
526 struct saa7164_dvb *dvb = &port->dvb;
527 struct saa7164_i2c *i2c_bus = NULL;
504b29cb
ST		 528 struct si2168_config si2168_config;
529 struct si2157_config si2157_config;
530 struct i2c_adapter *adapter;
531 struct i2c_board_info info;
532 struct i2c_client *client_demod;
533 struct i2c_client *client_tuner;
443c1228
ST		 534 int ret;
535
536 dprintk(DBGLVL_DVB, "%s()\n", __func__);
537
538 /* init frontend */
539 switch (dev->board) {
540 case SAA7164_BOARD_HAUPPAUGE_HVR2200:
541 case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
542 case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
62dd28d0 543 case SAA7164_BOARD_HAUPPAUGE_HVR2200_4:
de2fb698 544 case SAA7164_BOARD_HAUPPAUGE_HVR2200_5:
8bfd4b29 545 i2c_bus = &dev->i2c_bus[port->nr + 1];
443c1228
ST		 546 switch (port->nr) {
547 case 0:
443c1228
ST		 548 port->dvb.frontend = dvb_attach(tda10048_attach,
549 &hauppauge_hvr2200_1_config,
550 &i2c_bus->i2c_adap);
551
552 if (port->dvb.frontend != NULL) {
1f8c40b4 553 /* TODO: addr is in the card struct */
443c1228
ST		 554 dvb_attach(tda18271_attach, port->dvb.frontend,
555 0xc0 >> 1, &i2c_bus->i2c_adap,
556 &hauppauge_hvr22x0_tuner_config);
557 }
558
559 break;
560 case 1:
443c1228
ST		 561 port->dvb.frontend = dvb_attach(tda10048_attach,
562 &hauppauge_hvr2200_2_config,
563 &i2c_bus->i2c_adap);
564
565 if (port->dvb.frontend != NULL) {
1f8c40b4 566 /* TODO: addr is in the card struct */
443c1228
ST		 567 dvb_attach(tda18271_attach, port->dvb.frontend,
568 0xc0 >> 1, &i2c_bus->i2c_adap,
151ec0d9 569 &hauppauge_hvr22x0s_tuner_config);
443c1228
ST		 570 }
571
572 break;
573 }
574 break;
575 case SAA7164_BOARD_HAUPPAUGE_HVR2250:
576 case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
e3335222 577 case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
443c1228
ST		 578 i2c_bus = &dev->i2c_bus[port->nr + 1];
579
580 port->dvb.frontend = dvb_attach(s5h1411_attach,
581 &hauppauge_s5h1411_config,
582 &i2c_bus->i2c_adap);
583
584 if (port->dvb.frontend != NULL) {
90e801ac
ST		 585 if (port->nr == 0) {
586 /* Master TDA18271 */
587 /* TODO: addr is in the card struct */
588 dvb_attach(tda18271_attach, port->dvb.frontend,
589 0xc0 >> 1, &i2c_bus->i2c_adap,
590 &hauppauge_hvr22x0_tuner_config);
591 } else {
592 /* Slave TDA18271 */
593 dvb_attach(tda18271_attach, port->dvb.frontend,
594 0xc0 >> 1, &i2c_bus->i2c_adap,
595 &hauppauge_hvr22x0s_tuner_config);
596 }
443c1228
ST		 597 }
598
504b29cb
ST		 599 break;
600 case SAA7164_BOARD_HAUPPAUGE_HVR2255proto:
601 case SAA7164_BOARD_HAUPPAUGE_HVR2255:
602 i2c_bus = &dev->i2c_bus[2];
603
604 if (port->nr == 0) {
605 port->dvb.frontend = dvb_attach(lgdt3306a_attach,
606 &hauppauge_hvr2255a_config, &i2c_bus->i2c_adap);
607 } else {
608 port->dvb.frontend = dvb_attach(lgdt3306a_attach,
609 &hauppauge_hvr2255b_config, &i2c_bus->i2c_adap);
610 }
611
612 if (port->dvb.frontend != NULL) {
613
614 if (port->nr == 0) {
3600433f
MCC		 615 si2157_attach(port, &dev->i2c_bus[0].i2c_adap,
616 port->dvb.frontend, 0xc0,
617 &hauppauge_hvr2255_tuner_config);
504b29cb 618 } else {
3600433f
MCC		 619 si2157_attach(port, &dev->i2c_bus[1].i2c_adap,
620 port->dvb.frontend, 0xc0,
621 &hauppauge_hvr2255_tuner_config);
504b29cb
ST		 622 }
623 }
624 break;
625 case SAA7164_BOARD_HAUPPAUGE_HVR2205:
626
627 if (port->nr == 0) {
628 /* attach frontend */
629 memset(&si2168_config, 0, sizeof(si2168_config));
630 si2168_config.i2c_adapter = &adapter;
631 si2168_config.fe = &port->dvb.frontend;
632 si2168_config.ts_mode = SI2168_TS_SERIAL;
633 memset(&info, 0, sizeof(struct i2c_board_info));
c0decac1 634 strscpy(info.type, "si2168", I2C_NAME_SIZE);
504b29cb
ST		 635 info.addr = 0xc8 >> 1;
636 info.platform_data = &si2168_config;
637 request_module(info.type);
d442c2e9
WS		 638 client_demod = i2c_new_client_device(&dev->i2c_bus[2].i2c_adap, &info);
639 if (!i2c_client_has_driver(client_demod))
504b29cb 640 goto frontend_detach;
3600433f 641
504b29cb
ST		 642 if (!try_module_get(client_demod->dev.driver->owner)) {
643 i2c_unregister_device(client_demod);
644 goto frontend_detach;
645 }
646 port->i2c_client_demod = client_demod;
647
648 /* attach tuner */
649 memset(&si2157_config, 0, sizeof(si2157_config));
ee3c3e46 650 si2157_config.if_port = 1;
504b29cb
ST		 651 si2157_config.fe = port->dvb.frontend;
652 memset(&info, 0, sizeof(struct i2c_board_info));
c0decac1 653 strscpy(info.type, "si2157", I2C_NAME_SIZE);
504b29cb
ST		 654 info.addr = 0xc0 >> 1;
655 info.platform_data = &si2157_config;
656 request_module(info.type);
d442c2e9
WS		 657 client_tuner = i2c_new_client_device(&dev->i2c_bus[0].i2c_adap, &info);
658 if (!i2c_client_has_driver(client_tuner)) {
504b29cb
ST		 659 module_put(client_demod->dev.driver->owner);
660 i2c_unregister_device(client_demod);
661 goto frontend_detach;
662 }
663 if (!try_module_get(client_tuner->dev.driver->owner)) {
664 i2c_unregister_device(client_tuner);
665 module_put(client_demod->dev.driver->owner);
666 i2c_unregister_device(client_demod);
667 goto frontend_detach;
668 }
669 port->i2c_client_tuner = client_tuner;
670 } else {
671 /* attach frontend */
672 memset(&si2168_config, 0, sizeof(si2168_config));
673 si2168_config.i2c_adapter = &adapter;
674 si2168_config.fe = &port->dvb.frontend;
675 si2168_config.ts_mode = SI2168_TS_SERIAL;
676 memset(&info, 0, sizeof(struct i2c_board_info));
c0decac1 677 strscpy(info.type, "si2168", I2C_NAME_SIZE);
504b29cb
ST		 678 info.addr = 0xcc >> 1;
679 info.platform_data = &si2168_config;
680 request_module(info.type);
d442c2e9
WS		 681 client_demod = i2c_new_client_device(&dev->i2c_bus[2].i2c_adap, &info);
682 if (!i2c_client_has_driver(client_demod))
504b29cb 683 goto frontend_detach;
3600433f 684
504b29cb
ST		 685 if (!try_module_get(client_demod->dev.driver->owner)) {
686 i2c_unregister_device(client_demod);
687 goto frontend_detach;
688 }
689 port->i2c_client_demod = client_demod;
690
691 /* attach tuner */
692 memset(&si2157_config, 0, sizeof(si2157_config));
693 si2157_config.fe = port->dvb.frontend;
ee3c3e46 694 si2157_config.if_port = 1;
504b29cb 695 memset(&info, 0, sizeof(struct i2c_board_info));
c0decac1 696 strscpy(info.type, "si2157", I2C_NAME_SIZE);
504b29cb
ST		 697 info.addr = 0xc0 >> 1;
698 info.platform_data = &si2157_config;
699 request_module(info.type);
d442c2e9
WS		 700 client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info);
701 if (!i2c_client_has_driver(client_tuner)) {
504b29cb
ST		 702 module_put(client_demod->dev.driver->owner);
703 i2c_unregister_device(client_demod);
704 goto frontend_detach;
705 }
706 if (!try_module_get(client_tuner->dev.driver->owner)) {
707 i2c_unregister_device(client_tuner);
708 module_put(client_demod->dev.driver->owner);
709 i2c_unregister_device(client_demod);
710 goto frontend_detach;
711 }
712 port->i2c_client_tuner = client_tuner;
713 }
714
443c1228
ST		 715 break;
716 default:
717 printk(KERN_ERR "%s: The frontend isn't supported\n",
718 dev->name);
719 break;
720 }
721 if (NULL == dvb->frontend) {
722 printk(KERN_ERR "%s() Frontend initialization failed\n",
723 __func__);
724 return -1;
725 }
726
443c1228
ST		 727 /* register everything */
728 ret = dvb_register(port);
729 if (ret < 0) {
730 if (dvb->frontend->ops.release)
731 dvb->frontend->ops.release(dvb->frontend);
732 return ret;
733 }
734
735 return 0;
504b29cb
ST		 736
737frontend_detach:
738 printk(KERN_ERR "%s() Frontend/I2C initialization failed\n", __func__);
739 return -1;
443c1228 740}
Linux 6.x block layer and io_uring tree(s)