1 /****************************************************************
3 Siano Mobile Silicon, Inc.
4 MDTV receiver kernel modules.
5 Copyright (C) 2005-2009, Uri Shkolnik, Anatoly Greenblat
7 This program is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 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, see <http://www.gnu.org/licenses/>.
20 ****************************************************************/
22 #include <linux/kernel.h>
23 #include <linux/init.h>
24 #include <linux/usb.h>
25 #include <linux/firmware.h>
26 #include <linux/slab.h>
28 #include "smscoreapi.h"
29 #include "sms-cards.h"
30 #include "smsendian.h"
33 module_param_named(debug, sms_dbg, int, 0644);
34 MODULE_PARM_DESC(debug, "set debug level (info=1, adv=2 (or-able))");
36 #define USB1_BUFFER_SIZE 0x1000
37 #define USB2_BUFFER_SIZE 0x4000
39 #define MAX_BUFFERS 50
42 struct smsusb_device_t;
45 struct smscore_buffer_t *cb;
46 struct smsusb_device_t *dev;
51 struct smsusb_device_t {
52 struct usb_device *udev;
53 struct smscore_device_t *coredev;
55 struct smsusb_urb_t surbs[MAX_URBS];
57 int response_alignment;
61 static int smsusb_submit_urb(struct smsusb_device_t *dev,
62 struct smsusb_urb_t *surb);
64 static void smsusb_onresponse(struct urb *urb)
66 struct smsusb_urb_t *surb = (struct smsusb_urb_t *) urb->context;
67 struct smsusb_device_t *dev = surb->dev;
69 if (urb->status == -ESHUTDOWN) {
70 sms_err("error, urb status %d (-ESHUTDOWN), %d bytes",
71 urb->status, urb->actual_length);
75 if ((urb->actual_length > 0) && (urb->status == 0)) {
76 struct SmsMsgHdr_ST *phdr = (struct SmsMsgHdr_ST *)surb->cb->p;
78 smsendian_handle_message_header(phdr);
79 if (urb->actual_length >= phdr->msgLength) {
80 surb->cb->size = phdr->msgLength;
82 if (dev->response_alignment &&
83 (phdr->msgFlags & MSG_HDR_FLAG_SPLIT_MSG)) {
86 dev->response_alignment +
87 ((phdr->msgFlags >> 8) & 3);
90 if (((int) phdr->msgLength +
91 surb->cb->offset) > urb->actual_length) {
92 sms_err("invalid response "
93 "msglen %d offset %d "
98 goto exit_and_resubmit;
101 /* move buffer pointer and
102 * copy header to its new location */
103 memcpy((char *) phdr + surb->cb->offset,
104 phdr, sizeof(struct SmsMsgHdr_ST));
106 surb->cb->offset = 0;
108 smscore_onresponse(dev->coredev, surb->cb);
111 sms_err("invalid response "
112 "msglen %d actual %d",
113 phdr->msgLength, urb->actual_length);
116 sms_err("error, urb status %d, %d bytes",
117 urb->status, urb->actual_length);
121 smsusb_submit_urb(dev, surb);
124 static int smsusb_submit_urb(struct smsusb_device_t *dev,
125 struct smsusb_urb_t *surb)
128 surb->cb = smscore_getbuffer(dev->coredev);
130 sms_err("smscore_getbuffer(...) returned NULL");
138 usb_rcvbulkpipe(dev->udev, 0x81),
144 surb->urb.transfer_dma = surb->cb->phys;
145 surb->urb.transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
147 return usb_submit_urb(&surb->urb, GFP_ATOMIC);
150 static void smsusb_stop_streaming(struct smsusb_device_t *dev)
154 for (i = 0; i < MAX_URBS; i++) {
155 usb_kill_urb(&dev->surbs[i].urb);
157 if (dev->surbs[i].cb) {
158 smscore_putbuffer(dev->coredev, dev->surbs[i].cb);
159 dev->surbs[i].cb = NULL;
164 static int smsusb_start_streaming(struct smsusb_device_t *dev)
168 for (i = 0; i < MAX_URBS; i++) {
169 rc = smsusb_submit_urb(dev, &dev->surbs[i]);
171 sms_err("smsusb_submit_urb(...) failed");
172 smsusb_stop_streaming(dev);
180 static int smsusb_sendrequest(void *context, void *buffer, size_t size)
182 struct smsusb_device_t *dev = (struct smsusb_device_t *) context;
185 smsendian_handle_message_header((struct SmsMsgHdr_ST *)buffer);
186 return usb_bulk_msg(dev->udev, usb_sndbulkpipe(dev->udev, 2),
187 buffer, size, &dummy, 1000);
190 static char *smsusb1_fw_lkup[] = {
191 "dvbt_stellar_usb.inp",
192 "dvbh_stellar_usb.inp",
193 "tdmb_stellar_usb.inp",
195 "dvbt_bda_stellar_usb.inp",
198 static inline char *sms_get_fw_name(int mode, int board_id)
200 char **fw = sms_get_board(board_id)->fw;
201 return (fw && fw[mode]) ? fw[mode] : smsusb1_fw_lkup[mode];
204 static int smsusb1_load_firmware(struct usb_device *udev, int id, int board_id)
206 const struct firmware *fw;
211 if (id < DEVICE_MODE_DVBT || id > DEVICE_MODE_DVBT_BDA) {
212 sms_err("invalid firmware id specified %d", id);
216 fw_filename = sms_get_fw_name(id, board_id);
218 rc = request_firmware(&fw, fw_filename, &udev->dev);
220 sms_warn("failed to open \"%s\" mode %d, "
221 "trying again with default firmware", fw_filename, id);
223 fw_filename = smsusb1_fw_lkup[id];
224 rc = request_firmware(&fw, fw_filename, &udev->dev);
226 sms_warn("failed to open \"%s\" mode %d",
233 fw_buffer = kmalloc(fw->size, GFP_KERNEL);
235 memcpy(fw_buffer, fw->data, fw->size);
237 rc = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 2),
238 fw_buffer, fw->size, &dummy, 1000);
240 sms_info("sent %zd(%d) bytes, rc %d", fw->size, dummy, rc);
244 sms_err("failed to allocate firmware buffer");
247 sms_info("read FW %s, size=%zd", fw_filename, fw->size);
249 release_firmware(fw);
254 static void smsusb1_detectmode(void *context, int *mode)
256 char *product_string =
257 ((struct smsusb_device_t *) context)->udev->product;
259 *mode = DEVICE_MODE_NONE;
261 if (!product_string) {
262 product_string = "none";
263 sms_err("product string not found");
264 } else if (strstr(product_string, "DVBH"))
266 else if (strstr(product_string, "BDA"))
268 else if (strstr(product_string, "DVBT"))
270 else if (strstr(product_string, "TDMB"))
273 sms_info("%d \"%s\"", *mode, product_string);
276 static int smsusb1_setmode(void *context, int mode)
278 struct SmsMsgHdr_ST Msg = { MSG_SW_RELOAD_REQ, 0, HIF_TASK,
279 sizeof(struct SmsMsgHdr_ST), 0 };
281 if (mode < DEVICE_MODE_DVBT || mode > DEVICE_MODE_DVBT_BDA) {
282 sms_err("invalid firmware id specified %d", mode);
286 return smsusb_sendrequest(context, &Msg, sizeof(Msg));
289 static void smsusb_term_device(struct usb_interface *intf)
291 struct smsusb_device_t *dev = usb_get_intfdata(intf);
294 smsusb_stop_streaming(dev);
296 /* unregister from smscore */
298 smscore_unregister_device(dev->coredev);
300 sms_info("device %p destroyed", dev);
304 usb_set_intfdata(intf, NULL);
307 static int smsusb_init_device(struct usb_interface *intf, int board_id)
309 struct smsdevice_params_t params;
310 struct smsusb_device_t *dev;
313 /* create device object */
314 dev = kzalloc(sizeof(struct smsusb_device_t), GFP_KERNEL);
316 sms_err("kzalloc(sizeof(struct smsusb_device_t) failed");
320 memset(¶ms, 0, sizeof(params));
321 usb_set_intfdata(intf, dev);
322 dev->udev = interface_to_usbdev(intf);
324 params.device_type = sms_get_board(board_id)->type;
326 switch (params.device_type) {
328 dev->buffer_size = USB1_BUFFER_SIZE;
330 params.setmode_handler = smsusb1_setmode;
331 params.detectmode_handler = smsusb1_detectmode;
334 sms_err("Unspecified sms device type!");
339 dev->buffer_size = USB2_BUFFER_SIZE;
340 dev->response_alignment =
341 le16_to_cpu(dev->udev->ep_in[1]->desc.wMaxPacketSize) -
342 sizeof(struct SmsMsgHdr_ST);
344 params.flags |= SMS_DEVICE_FAMILY2;
348 params.device = &dev->udev->dev;
349 params.buffer_size = dev->buffer_size;
350 params.num_buffers = MAX_BUFFERS;
351 params.sendrequest_handler = smsusb_sendrequest;
352 params.context = dev;
353 usb_make_path(dev->udev, params.devpath, sizeof(params.devpath));
355 /* register in smscore */
356 rc = smscore_register_device(¶ms, &dev->coredev);
358 sms_err("smscore_register_device(...) failed, rc %d", rc);
359 smsusb_term_device(intf);
363 smscore_set_board_id(dev->coredev, board_id);
365 /* initialize urbs */
366 for (i = 0; i < MAX_URBS; i++) {
367 dev->surbs[i].dev = dev;
368 usb_init_urb(&dev->surbs[i].urb);
371 sms_info("smsusb_start_streaming(...).");
372 rc = smsusb_start_streaming(dev);
374 sms_err("smsusb_start_streaming(...) failed");
375 smsusb_term_device(intf);
379 rc = smscore_start_device(dev->coredev);
381 sms_err("smscore_start_device(...) failed");
382 smsusb_term_device(intf);
386 sms_info("device %p created", dev);
391 static int __devinit smsusb_probe(struct usb_interface *intf,
392 const struct usb_device_id *id)
394 struct usb_device *udev = interface_to_usbdev(intf);
398 rc = usb_clear_halt(udev, usb_rcvbulkpipe(udev, 0x81));
399 rc = usb_clear_halt(udev, usb_rcvbulkpipe(udev, 0x02));
401 if (intf->num_altsetting > 0) {
402 rc = usb_set_interface(
403 udev, intf->cur_altsetting->desc.bInterfaceNumber, 0);
405 sms_err("usb_set_interface failed, rc %d", rc);
410 sms_info("smsusb_probe %d",
411 intf->cur_altsetting->desc.bInterfaceNumber);
412 for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++)
413 sms_info("endpoint %d %02x %02x %d", i,
414 intf->cur_altsetting->endpoint[i].desc.bEndpointAddress,
415 intf->cur_altsetting->endpoint[i].desc.bmAttributes,
416 intf->cur_altsetting->endpoint[i].desc.wMaxPacketSize);
418 if ((udev->actconfig->desc.bNumInterfaces == 2) &&
419 (intf->cur_altsetting->desc.bInterfaceNumber == 0)) {
420 sms_err("rom interface 0 is not used");
424 if (intf->cur_altsetting->desc.bInterfaceNumber == 1) {
425 snprintf(devpath, sizeof(devpath), "usb\\%d-%s",
426 udev->bus->busnum, udev->devpath);
427 sms_info("stellar device was found.");
428 return smsusb1_load_firmware(
429 udev, smscore_registry_getmode(devpath),
433 rc = smsusb_init_device(intf, id->driver_info);
434 sms_info("rc %d", rc);
435 sms_board_load_modules(id->driver_info);
439 static void smsusb_disconnect(struct usb_interface *intf)
441 smsusb_term_device(intf);
444 static int smsusb_suspend(struct usb_interface *intf, pm_message_t msg)
446 struct smsusb_device_t *dev = usb_get_intfdata(intf);
447 printk(KERN_INFO "%s: Entering status %d.\n", __func__, msg.event);
448 smsusb_stop_streaming(dev);
452 static int smsusb_resume(struct usb_interface *intf)
455 struct smsusb_device_t *dev = usb_get_intfdata(intf);
456 struct usb_device *udev = interface_to_usbdev(intf);
458 printk(KERN_INFO "%s: Entering.\n", __func__);
459 usb_clear_halt(udev, usb_rcvbulkpipe(udev, 0x81));
460 usb_clear_halt(udev, usb_rcvbulkpipe(udev, 0x02));
462 for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++)
463 printk(KERN_INFO "endpoint %d %02x %02x %d\n", i,
464 intf->cur_altsetting->endpoint[i].desc.bEndpointAddress,
465 intf->cur_altsetting->endpoint[i].desc.bmAttributes,
466 intf->cur_altsetting->endpoint[i].desc.wMaxPacketSize);
468 if (intf->num_altsetting > 0) {
469 rc = usb_set_interface(udev,
470 intf->cur_altsetting->desc.
471 bInterfaceNumber, 0);
473 printk(KERN_INFO "%s usb_set_interface failed, "
474 "rc %d\n", __func__, rc);
479 smsusb_start_streaming(dev);
483 static const struct usb_device_id smsusb_id_table[] __devinitconst = {
484 { USB_DEVICE(0x187f, 0x0010),
485 .driver_info = SMS1XXX_BOARD_SIANO_STELLAR },
486 { USB_DEVICE(0x187f, 0x0100),
487 .driver_info = SMS1XXX_BOARD_SIANO_STELLAR },
488 { USB_DEVICE(0x187f, 0x0200),
489 .driver_info = SMS1XXX_BOARD_SIANO_NOVA_A },
490 { USB_DEVICE(0x187f, 0x0201),
491 .driver_info = SMS1XXX_BOARD_SIANO_NOVA_B },
492 { USB_DEVICE(0x187f, 0x0300),
493 .driver_info = SMS1XXX_BOARD_SIANO_VEGA },
494 { USB_DEVICE(0x2040, 0x1700),
495 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT },
496 { USB_DEVICE(0x2040, 0x1800),
497 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A },
498 { USB_DEVICE(0x2040, 0x1801),
499 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B },
500 { USB_DEVICE(0x2040, 0x2000),
501 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD },
502 { USB_DEVICE(0x2040, 0x2009),
503 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2 },
504 { USB_DEVICE(0x2040, 0x200a),
505 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD },
506 { USB_DEVICE(0x2040, 0x2010),
507 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD },
508 { USB_DEVICE(0x2040, 0x2011),
509 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD },
510 { USB_DEVICE(0x2040, 0x2019),
511 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD },
512 { USB_DEVICE(0x2040, 0x5500),
513 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
514 { USB_DEVICE(0x2040, 0x5510),
515 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
516 { USB_DEVICE(0x2040, 0x5520),
517 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
518 { USB_DEVICE(0x2040, 0x5530),
519 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
520 { USB_DEVICE(0x2040, 0x5580),
521 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
522 { USB_DEVICE(0x2040, 0x5590),
523 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
524 { USB_DEVICE(0x187f, 0x0202),
525 .driver_info = SMS1XXX_BOARD_SIANO_NICE },
526 { USB_DEVICE(0x187f, 0x0301),
527 .driver_info = SMS1XXX_BOARD_SIANO_VENICE },
528 { USB_DEVICE(0x2040, 0xb900),
529 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
530 { USB_DEVICE(0x2040, 0xb910),
531 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
532 { USB_DEVICE(0x2040, 0xb980),
533 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
534 { USB_DEVICE(0x2040, 0xb990),
535 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
536 { USB_DEVICE(0x2040, 0xc000),
537 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
538 { USB_DEVICE(0x2040, 0xc010),
539 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
540 { USB_DEVICE(0x2040, 0xc080),
541 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
542 { USB_DEVICE(0x2040, 0xc090),
543 .driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
544 { } /* Terminating entry */
547 MODULE_DEVICE_TABLE(usb, smsusb_id_table);
549 static struct usb_driver smsusb_driver = {
551 .probe = smsusb_probe,
552 .disconnect = smsusb_disconnect,
553 .id_table = smsusb_id_table,
555 .suspend = smsusb_suspend,
556 .resume = smsusb_resume,
559 static int __init smsusb_module_init(void)
561 int rc = usb_register(&smsusb_driver);
563 sms_err("usb_register failed. Error number %d", rc);
570 static void __exit smsusb_module_exit(void)
572 /* Regular USB Cleanup */
573 usb_deregister(&smsusb_driver);
577 module_init(smsusb_module_init);
578 module_exit(smsusb_module_exit);
580 MODULE_DESCRIPTION("Driver for the Siano SMS1xxx USB dongle");
581 MODULE_AUTHOR("Siano Mobile Silicon, INC. (uris@siano-ms.com)");
582 MODULE_LICENSE("GPL");