2 * TerraTec Cinergy T²/qanu USB2 DVB-T adapter.
4 * Copyright (C) 2004 Daniel Mack <daniel@qanu.de> and
5 * Holger Waechtler <holger@qanu.de>
7 * Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 #include <linux/config.h>
26 #include <linux/init.h>
27 #include <linux/module.h>
28 #include <linux/slab.h>
29 #include <linux/usb.h>
30 #include <linux/pci.h>
31 #include <linux/input.h>
32 #include <linux/dvb/frontend.h>
35 #include "dvb_demux.h"
39 #ifdef CONFIG_DVB_CINERGYT2_TUNING
40 #define STREAM_URB_COUNT (CONFIG_DVB_CINERGYT2_STREAM_URB_COUNT)
41 #define STREAM_BUF_SIZE (CONFIG_DVB_CINERGYT2_STREAM_BUF_SIZE)
42 #define QUERY_INTERVAL (CONFIG_DVB_CINERGYT2_QUERY_INTERVAL)
43 #ifdef CONFIG_DVB_CINERGYT2_ENABLE_RC_INPUT_DEVICE
44 #define RC_QUERY_INTERVAL (CONFIG_DVB_CINERGYT2_RC_QUERY_INTERVAL)
48 #define STREAM_URB_COUNT (32)
49 #define STREAM_BUF_SIZE (512) /* bytes */
51 #define RC_QUERY_INTERVAL (100) /* milliseconds */
52 #define QUERY_INTERVAL (333) /* milliseconds */
55 #define DRIVER_NAME "TerraTec/qanu USB2.0 Highspeed DVB-T Receiver"
58 module_param_named(debug, debug, int, 0644);
59 MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
61 #define dprintk(level, args...) \
63 if ((debug & level)) { \
64 printk("%s: %s(): ", __stringify(KBUILD_MODNAME), \
69 enum cinergyt2_ep1_cmd {
70 CINERGYT2_EP1_PID_TABLE_RESET = 0x01,
71 CINERGYT2_EP1_PID_SETUP = 0x02,
72 CINERGYT2_EP1_CONTROL_STREAM_TRANSFER = 0x03,
73 CINERGYT2_EP1_SET_TUNER_PARAMETERS = 0x04,
74 CINERGYT2_EP1_GET_TUNER_STATUS = 0x05,
75 CINERGYT2_EP1_START_SCAN = 0x06,
76 CINERGYT2_EP1_CONTINUE_SCAN = 0x07,
77 CINERGYT2_EP1_GET_RC_EVENTS = 0x08,
78 CINERGYT2_EP1_SLEEP_MODE = 0x09
81 struct dvbt_set_parameters_msg {
87 } __attribute__((packed));
89 struct dvbt_get_status_msg {
96 uint32_t viterbi_error_rate;
97 uint32_t rs_error_rate;
98 uint32_t uncorrected_block_count;
100 uint8_t prev_lock_bits;
101 } __attribute__((packed));
103 static struct dvb_frontend_info cinergyt2_fe_info = {
106 .frequency_min = 174000000,
107 .frequency_max = 862000000,
108 .frequency_stepsize = 166667,
109 .caps = FE_CAN_INVERSION_AUTO | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 |
110 FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 |
112 FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO |
113 FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO |
114 FE_CAN_HIERARCHY_AUTO | FE_CAN_RECOVER | FE_CAN_MUTE_TS
118 struct dvb_demux demux;
119 struct usb_device *udev;
120 struct semaphore sem;
121 struct dvb_adapter adapter;
122 struct dvb_device *fedev;
123 struct dmxdev dmxdev;
124 struct dvb_net dvbnet;
129 struct dvbt_set_parameters_msg param;
130 struct dvbt_get_status_msg status;
131 struct work_struct query_work;
133 wait_queue_head_t poll_wq;
134 int pending_fe_events;
137 dma_addr_t streambuf_dmahandle;
138 struct urb *stream_urb [STREAM_URB_COUNT];
141 struct input_dev rc_input_dev;
142 struct work_struct rc_query_work;
148 CINERGYT2_RC_EVENT_TYPE_NONE = 0x00,
149 CINERGYT2_RC_EVENT_TYPE_NEC = 0x01,
150 CINERGYT2_RC_EVENT_TYPE_RC5 = 0x02
153 struct cinergyt2_rc_event {
156 } __attribute__((packed));
158 static const uint32_t rc_keys [] = {
159 CINERGYT2_RC_EVENT_TYPE_NEC, 0xfe01eb04, KEY_POWER,
160 CINERGYT2_RC_EVENT_TYPE_NEC, 0xfd02eb04, KEY_1,
161 CINERGYT2_RC_EVENT_TYPE_NEC, 0xfc03eb04, KEY_2,
162 CINERGYT2_RC_EVENT_TYPE_NEC, 0xfb04eb04, KEY_3,
163 CINERGYT2_RC_EVENT_TYPE_NEC, 0xfa05eb04, KEY_4,
164 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf906eb04, KEY_5,
165 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf807eb04, KEY_6,
166 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf708eb04, KEY_7,
167 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf609eb04, KEY_8,
168 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf50aeb04, KEY_9,
169 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf30ceb04, KEY_0,
170 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf40beb04, KEY_VIDEO,
171 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf20deb04, KEY_REFRESH,
172 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf10eeb04, KEY_SELECT,
173 CINERGYT2_RC_EVENT_TYPE_NEC, 0xf00feb04, KEY_EPG,
174 CINERGYT2_RC_EVENT_TYPE_NEC, 0xef10eb04, KEY_UP,
175 CINERGYT2_RC_EVENT_TYPE_NEC, 0xeb14eb04, KEY_DOWN,
176 CINERGYT2_RC_EVENT_TYPE_NEC, 0xee11eb04, KEY_LEFT,
177 CINERGYT2_RC_EVENT_TYPE_NEC, 0xec13eb04, KEY_RIGHT,
178 CINERGYT2_RC_EVENT_TYPE_NEC, 0xed12eb04, KEY_OK,
179 CINERGYT2_RC_EVENT_TYPE_NEC, 0xea15eb04, KEY_TEXT,
180 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe916eb04, KEY_INFO,
181 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe817eb04, KEY_RED,
182 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe718eb04, KEY_GREEN,
183 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe619eb04, KEY_YELLOW,
184 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe51aeb04, KEY_BLUE,
185 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe31ceb04, KEY_VOLUMEUP,
186 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe11eeb04, KEY_VOLUMEDOWN,
187 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe21deb04, KEY_MUTE,
188 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe41beb04, KEY_CHANNELUP,
189 CINERGYT2_RC_EVENT_TYPE_NEC, 0xe01feb04, KEY_CHANNELDOWN,
190 CINERGYT2_RC_EVENT_TYPE_NEC, 0xbf40eb04, KEY_PAUSE,
191 CINERGYT2_RC_EVENT_TYPE_NEC, 0xb34ceb04, KEY_PLAY,
192 CINERGYT2_RC_EVENT_TYPE_NEC, 0xa758eb04, KEY_RECORD,
193 CINERGYT2_RC_EVENT_TYPE_NEC, 0xab54eb04, KEY_PREVIOUS,
194 CINERGYT2_RC_EVENT_TYPE_NEC, 0xb748eb04, KEY_STOP,
195 CINERGYT2_RC_EVENT_TYPE_NEC, 0xa35ceb04, KEY_NEXT
198 static int cinergyt2_command (struct cinergyt2 *cinergyt2,
199 char *send_buf, int send_buf_len,
200 char *recv_buf, int recv_buf_len)
206 ret = usb_bulk_msg(cinergyt2->udev, usb_sndbulkpipe(cinergyt2->udev, 1),
207 send_buf, send_buf_len, &actual_len, 1000);
210 dprintk(1, "usb_bulk_msg (send) failed, err %i\n", ret);
215 ret = usb_bulk_msg(cinergyt2->udev, usb_rcvbulkpipe(cinergyt2->udev, 1),
216 recv_buf, recv_buf_len, &actual_len, 1000);
219 dprintk(1, "usb_bulk_msg (read) failed, err %i\n", ret);
221 return ret ? ret : actual_len;
224 static void cinergyt2_control_stream_transfer (struct cinergyt2 *cinergyt2, int enable)
226 char buf [] = { CINERGYT2_EP1_CONTROL_STREAM_TRANSFER, enable ? 1 : 0 };
227 cinergyt2_command(cinergyt2, buf, sizeof(buf), NULL, 0);
230 static void cinergyt2_sleep (struct cinergyt2 *cinergyt2, int sleep)
232 char buf [] = { CINERGYT2_EP1_SLEEP_MODE, sleep ? 1 : 0 };
233 cinergyt2_command(cinergyt2, buf, sizeof(buf), NULL, 0);
234 cinergyt2->sleeping = sleep;
237 static void cinergyt2_stream_irq (struct urb *urb, struct pt_regs *regs);
239 static int cinergyt2_submit_stream_urb (struct cinergyt2 *cinergyt2, struct urb *urb)
243 usb_fill_bulk_urb(urb,
245 usb_rcvbulkpipe(cinergyt2->udev, 0x2),
246 urb->transfer_buffer,
248 cinergyt2_stream_irq,
251 if ((err = usb_submit_urb(urb, GFP_ATOMIC)))
252 dprintk(1, "urb submission failed (err = %i)!\n", err);
257 static void cinergyt2_stream_irq (struct urb *urb, struct pt_regs *regs)
259 struct cinergyt2 *cinergyt2 = urb->context;
261 if (urb->actual_length > 0)
262 dvb_dmx_swfilter(&cinergyt2->demux,
263 urb->transfer_buffer, urb->actual_length);
265 if (cinergyt2->streaming)
266 cinergyt2_submit_stream_urb(cinergyt2, urb);
269 static void cinergyt2_free_stream_urbs (struct cinergyt2 *cinergyt2)
273 for (i=0; i<STREAM_URB_COUNT; i++)
274 if (cinergyt2->stream_urb[i])
275 usb_free_urb(cinergyt2->stream_urb[i]);
277 pci_free_consistent(NULL, STREAM_URB_COUNT*STREAM_BUF_SIZE,
278 cinergyt2->streambuf, cinergyt2->streambuf_dmahandle);
281 static int cinergyt2_alloc_stream_urbs (struct cinergyt2 *cinergyt2)
285 cinergyt2->streambuf = pci_alloc_consistent(NULL,
286 STREAM_URB_COUNT*STREAM_BUF_SIZE,
287 &cinergyt2->streambuf_dmahandle);
288 if (!cinergyt2->streambuf) {
289 dprintk(1, "failed to alloc consistent stream memory area, bailing out!\n");
293 memset(cinergyt2->streambuf, 0, STREAM_URB_COUNT*STREAM_BUF_SIZE);
295 for (i=0; i<STREAM_URB_COUNT; i++) {
298 if (!(urb = usb_alloc_urb(0, GFP_ATOMIC))) {
299 dprintk(1, "failed to alloc consistent stream urbs, bailing out!\n");
300 cinergyt2_free_stream_urbs(cinergyt2);
304 urb->transfer_buffer = cinergyt2->streambuf + i * STREAM_BUF_SIZE;
305 urb->transfer_buffer_length = STREAM_BUF_SIZE;
307 cinergyt2->stream_urb[i] = urb;
313 static void cinergyt2_stop_stream_xfer (struct cinergyt2 *cinergyt2)
317 cinergyt2_control_stream_transfer(cinergyt2, 0);
319 for (i=0; i<STREAM_URB_COUNT; i++)
320 if (cinergyt2->stream_urb[i])
321 usb_kill_urb(cinergyt2->stream_urb[i]);
324 static int cinergyt2_start_stream_xfer (struct cinergyt2 *cinergyt2)
328 for (i=0; i<STREAM_URB_COUNT; i++) {
329 if ((err = cinergyt2_submit_stream_urb(cinergyt2, cinergyt2->stream_urb[i]))) {
330 cinergyt2_stop_stream_xfer(cinergyt2);
331 dprintk(1, "failed urb submission (%i: err = %i)!\n", i, err);
336 cinergyt2_control_stream_transfer(cinergyt2, 1);
340 static int cinergyt2_start_feed(struct dvb_demux_feed *dvbdmxfeed)
342 struct dvb_demux *demux = dvbdmxfeed->demux;
343 struct cinergyt2 *cinergyt2 = demux->priv;
345 if (down_interruptible(&cinergyt2->sem))
348 if (cinergyt2->streaming == 0)
349 cinergyt2_start_stream_xfer(cinergyt2);
351 cinergyt2->streaming++;
356 static int cinergyt2_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
358 struct dvb_demux *demux = dvbdmxfeed->demux;
359 struct cinergyt2 *cinergyt2 = demux->priv;
361 if (down_interruptible(&cinergyt2->sem))
364 if (--cinergyt2->streaming == 0)
365 cinergyt2_stop_stream_xfer(cinergyt2);
372 * convert linux-dvb frontend parameter set into TPS.
373 * See ETSI ETS-300744, section 4.6.2, table 9 for details.
375 * This function is probably reusable and may better get placed in a support
378 * We replace errornous fields by default TPS fields (the ones with value 0).
380 static uint16_t compute_tps (struct dvb_frontend_parameters *p)
382 struct dvb_ofdm_parameters *op = &p->u.ofdm;
385 switch (op->code_rate_HP) {
401 /* tps |= (0 << 7) */;
404 switch (op->code_rate_LP) {
420 /* tps |= (0 << 4) */;
423 switch (op->constellation) {
432 /* tps |= (0 << 13) */;
435 switch (op->transmission_mode) {
436 case TRANSMISSION_MODE_8K:
439 case TRANSMISSION_MODE_2K:
441 /* tps |= (0 << 0) */;
444 switch (op->guard_interval) {
445 case GUARD_INTERVAL_1_16:
448 case GUARD_INTERVAL_1_8:
451 case GUARD_INTERVAL_1_4:
454 case GUARD_INTERVAL_1_32:
456 /* tps |= (0 << 2) */;
459 switch (op->hierarchy_information) {
471 /* tps |= (0 << 10) */;
477 static int cinergyt2_open (struct inode *inode, struct file *file)
479 struct dvb_device *dvbdev = file->private_data;
480 struct cinergyt2 *cinergyt2 = dvbdev->priv;
483 if ((err = dvb_generic_open(inode, file)))
486 if (down_interruptible(&cinergyt2->sem))
489 if ((file->f_flags & O_ACCMODE) != O_RDONLY) {
490 cinergyt2_sleep(cinergyt2, 0);
491 schedule_delayed_work(&cinergyt2->query_work, HZ/2);
498 static int cinergyt2_release (struct inode *inode, struct file *file)
500 struct dvb_device *dvbdev = file->private_data;
501 struct cinergyt2 *cinergyt2 = dvbdev->priv;
503 if (down_interruptible(&cinergyt2->sem))
506 if ((file->f_flags & O_ACCMODE) != O_RDONLY) {
507 cancel_delayed_work(&cinergyt2->query_work);
508 flush_scheduled_work();
509 cinergyt2_sleep(cinergyt2, 1);
514 return dvb_generic_release(inode, file);
517 static unsigned int cinergyt2_poll (struct file *file, struct poll_table_struct *wait)
519 struct dvb_device *dvbdev = file->private_data;
520 struct cinergyt2 *cinergyt2 = dvbdev->priv;
521 poll_wait(file, &cinergyt2->poll_wq, wait);
522 return (POLLIN | POLLRDNORM | POLLPRI);
526 static int cinergyt2_ioctl (struct inode *inode, struct file *file,
527 unsigned cmd, unsigned long arg)
529 struct dvb_device *dvbdev = file->private_data;
530 struct cinergyt2 *cinergyt2 = dvbdev->priv;
531 struct dvbt_get_status_msg *stat = &cinergyt2->status;
532 fe_status_t status = 0;
536 return copy_to_user((void __user*) arg, &cinergyt2_fe_info,
537 sizeof(struct dvb_frontend_info));
540 if (0xffff - le16_to_cpu(stat->gain) > 30)
541 status |= FE_HAS_SIGNAL;
542 if (stat->lock_bits & (1 << 6))
543 status |= FE_HAS_LOCK;
544 if (stat->lock_bits & (1 << 5))
545 status |= FE_HAS_SYNC;
546 if (stat->lock_bits & (1 << 4))
547 status |= FE_HAS_CARRIER;
548 if (stat->lock_bits & (1 << 1))
549 status |= FE_HAS_VITERBI;
551 return copy_to_user((void __user*) arg, &status, sizeof(status));
554 return put_user(le32_to_cpu(stat->viterbi_error_rate),
555 (__u32 __user *) arg);
557 case FE_READ_SIGNAL_STRENGTH:
558 return put_user(0xffff - le16_to_cpu(stat->gain),
559 (__u16 __user *) arg);
562 return put_user((stat->snr << 8) | stat->snr,
563 (__u16 __user *) arg);
565 case FE_READ_UNCORRECTED_BLOCKS:
566 /* UNC are already converted to host byte order... */
567 return put_user(stat->uncorrected_block_count,
568 (__u32 __user *) arg);
570 case FE_SET_FRONTEND:
572 struct dvbt_set_parameters_msg *param = &cinergyt2->param;
573 struct dvb_frontend_parameters p;
576 if ((file->f_flags & O_ACCMODE) == O_RDONLY)
579 if (copy_from_user(&p, (void __user*) arg, sizeof(p)))
582 if (down_interruptible(&cinergyt2->sem))
585 param->cmd = CINERGYT2_EP1_SET_TUNER_PARAMETERS;
586 param->tps = cpu_to_le16(compute_tps(&p));
587 param->freq = cpu_to_le32(p.frequency / 1000);
588 param->bandwidth = 8 - p.u.ofdm.bandwidth - BANDWIDTH_8_MHZ;
591 cinergyt2->pending_fe_events++;
592 wake_up_interruptible(&cinergyt2->poll_wq);
594 err = cinergyt2_command(cinergyt2,
595 (char *) param, sizeof(*param),
600 return (err < 0) ? err : 0;
603 case FE_GET_FRONTEND:
605 * trivial to implement (see struct dvbt_get_status_msg).
606 * equivalent to FE_READ ioctls, but needs
607 * TPS -> linux-dvb parameter set conversion. Feel free
608 * to implement this and send us a patch if you need this
616 * for now we only fill the status field. the parameters
617 * are trivial to fill as soon FE_GET_FRONTEND is done.
619 struct dvb_frontend_event __user *e = (void __user *) arg;
620 if (cinergyt2->pending_fe_events == 0) {
621 if (file->f_flags & O_NONBLOCK)
623 wait_event_interruptible(cinergyt2->poll_wq,
624 cinergyt2->pending_fe_events > 0);
626 cinergyt2->pending_fe_events = 0;
627 return cinergyt2_ioctl(inode, file, FE_READ_STATUS,
628 (unsigned long) &e->status);
638 static int cinergyt2_mmap(struct file *file, struct vm_area_struct *vma)
640 struct dvb_device *dvbdev = file->private_data;
641 struct cinergyt2 *cinergyt2 = dvbdev->priv;
646 if (vma->vm_flags & (VM_WRITE | VM_EXEC)) {
651 if (vma->vm_end > vma->vm_start + STREAM_URB_COUNT * STREAM_BUF_SIZE) {
656 vma->vm_flags |= (VM_IO | VM_DONTCOPY);
659 ret = remap_pfn_range(vma, vma->vm_start,
660 virt_to_phys(cinergyt2->streambuf) >> PAGE_SHIFT,
661 vma->vm_end - vma->vm_start,
662 vma->vm_page_prot) ? -EAGAIN : 0;
668 static struct file_operations cinergyt2_fops = {
669 .owner = THIS_MODULE,
670 .ioctl = cinergyt2_ioctl,
671 .poll = cinergyt2_poll,
672 .open = cinergyt2_open,
673 .release = cinergyt2_release,
674 .mmap = cinergyt2_mmap
677 static struct dvb_device cinergyt2_fe_template = {
681 .fops = &cinergyt2_fops
685 static void cinergyt2_query_rc (void *data)
687 struct cinergyt2 *cinergyt2 = (struct cinergyt2 *) data;
688 char buf [1] = { CINERGYT2_EP1_GET_RC_EVENTS };
689 struct cinergyt2_rc_event rc_events[12];
692 if (down_interruptible(&cinergyt2->sem))
695 len = cinergyt2_command(cinergyt2, buf, sizeof(buf),
696 (char *) rc_events, sizeof(rc_events));
698 for (n=0; len>0 && n<(len/sizeof(rc_events[0])); n++) {
701 /* dprintk(1,"rc_events[%d].value = %x, type=%x\n",n,le32_to_cpu(rc_events[n].value),rc_events[n].type);*/
703 if (rc_events[n].type == CINERGYT2_RC_EVENT_TYPE_NEC &&
704 rc_events[n].value == ~0)
707 * keyrepeat bit. If we would handle this properly
708 * we would need to emit down events as long the
709 * keyrepeat goes, a up event if no further
710 * repeat bits occur. Would need a timer to implement
711 * and no other driver does this, so we simply
712 * emit the last key up/down sequence again.
715 cinergyt2->rc_input_event = KEY_MAX;
716 for (i=0; i<sizeof(rc_keys)/sizeof(rc_keys[0]); i+=3) {
717 if (rc_keys[i+0] == rc_events[n].type &&
718 rc_keys[i+1] == le32_to_cpu(rc_events[n].value))
720 cinergyt2->rc_input_event = rc_keys[i+2];
726 if (cinergyt2->rc_input_event != KEY_MAX) {
727 input_report_key(&cinergyt2->rc_input_dev, cinergyt2->rc_input_event, 1);
728 input_report_key(&cinergyt2->rc_input_dev, cinergyt2->rc_input_event, 0);
729 input_sync(&cinergyt2->rc_input_dev);
733 schedule_delayed_work(&cinergyt2->rc_query_work,
734 msecs_to_jiffies(RC_QUERY_INTERVAL));
740 static void cinergyt2_query (void *data)
742 struct cinergyt2 *cinergyt2 = (struct cinergyt2 *) data;
743 char cmd [] = { CINERGYT2_EP1_GET_TUNER_STATUS };
744 struct dvbt_get_status_msg *s = &cinergyt2->status;
748 if (down_interruptible(&cinergyt2->sem))
751 unc = s->uncorrected_block_count;
752 lock_bits = s->lock_bits;
754 cinergyt2_command(cinergyt2, cmd, sizeof(cmd), (char *) s, sizeof(*s));
756 unc += le32_to_cpu(s->uncorrected_block_count);
757 s->uncorrected_block_count = unc;
759 if (lock_bits != s->lock_bits) {
760 wake_up_interruptible(&cinergyt2->poll_wq);
761 cinergyt2->pending_fe_events++;
764 schedule_delayed_work(&cinergyt2->query_work,
765 msecs_to_jiffies(QUERY_INTERVAL));
770 static int cinergyt2_probe (struct usb_interface *intf,
771 const struct usb_device_id *id)
773 struct cinergyt2 *cinergyt2;
776 if (!(cinergyt2 = kmalloc (sizeof(struct cinergyt2), GFP_KERNEL))) {
777 dprintk(1, "out of memory?!?\n");
781 memset (cinergyt2, 0, sizeof (struct cinergyt2));
782 usb_set_intfdata (intf, (void *) cinergyt2);
784 init_MUTEX(&cinergyt2->sem);
785 init_waitqueue_head (&cinergyt2->poll_wq);
786 INIT_WORK(&cinergyt2->query_work, cinergyt2_query, cinergyt2);
788 cinergyt2->udev = interface_to_usbdev(intf);
789 cinergyt2->param.cmd = CINERGYT2_EP1_SET_TUNER_PARAMETERS;
791 if (cinergyt2_alloc_stream_urbs (cinergyt2) < 0) {
792 dprintk(1, "unable to allocate stream urbs\n");
797 dvb_register_adapter(&cinergyt2->adapter, DRIVER_NAME, THIS_MODULE);
799 cinergyt2->demux.priv = cinergyt2;
800 cinergyt2->demux.filternum = 256;
801 cinergyt2->demux.feednum = 256;
802 cinergyt2->demux.start_feed = cinergyt2_start_feed;
803 cinergyt2->demux.stop_feed = cinergyt2_stop_feed;
804 cinergyt2->demux.dmx.capabilities = DMX_TS_FILTERING |
805 DMX_SECTION_FILTERING |
806 DMX_MEMORY_BASED_FILTERING;
808 if ((err = dvb_dmx_init(&cinergyt2->demux)) < 0) {
809 dprintk(1, "dvb_dmx_init() failed (err = %d)\n", err);
813 cinergyt2->dmxdev.filternum = cinergyt2->demux.filternum;
814 cinergyt2->dmxdev.demux = &cinergyt2->demux.dmx;
815 cinergyt2->dmxdev.capabilities = 0;
817 if ((err = dvb_dmxdev_init(&cinergyt2->dmxdev, &cinergyt2->adapter)) < 0) {
818 dprintk(1, "dvb_dmxdev_init() failed (err = %d)\n", err);
822 if (dvb_net_init(&cinergyt2->adapter, &cinergyt2->dvbnet, &cinergyt2->demux.dmx))
823 dprintk(1, "dvb_net_init() failed!\n");
825 dvb_register_device(&cinergyt2->adapter, &cinergyt2->fedev,
826 &cinergyt2_fe_template, cinergyt2,
827 DVB_DEVICE_FRONTEND);
830 init_input_dev(&cinergyt2->rc_input_dev);
832 cinergyt2->rc_input_dev.evbit[0] = BIT(EV_KEY);
833 cinergyt2->rc_input_dev.keycodesize = sizeof(unsigned char);
834 cinergyt2->rc_input_dev.keycodemax = KEY_MAX;
835 cinergyt2->rc_input_dev.name = DRIVER_NAME " remote control";
837 for (i=0; i<sizeof(rc_keys)/sizeof(rc_keys[0]); i+=3)
838 set_bit(rc_keys[i+2], cinergyt2->rc_input_dev.keybit);
840 input_register_device(&cinergyt2->rc_input_dev);
842 cinergyt2->rc_input_event = KEY_MAX;
844 INIT_WORK(&cinergyt2->rc_query_work, cinergyt2_query_rc, cinergyt2);
845 schedule_delayed_work(&cinergyt2->rc_query_work, HZ/2);
850 dvb_dmxdev_release(&cinergyt2->dmxdev);
851 dvb_dmx_release(&cinergyt2->demux);
852 dvb_unregister_adapter (&cinergyt2->adapter);
853 cinergyt2_free_stream_urbs (cinergyt2);
858 static void cinergyt2_disconnect (struct usb_interface *intf)
860 struct cinergyt2 *cinergyt2 = usb_get_intfdata (intf);
862 if (down_interruptible(&cinergyt2->sem))
866 cancel_delayed_work(&cinergyt2->rc_query_work);
867 flush_scheduled_work();
868 input_unregister_device(&cinergyt2->rc_input_dev);
871 cinergyt2->demux.dmx.close(&cinergyt2->demux.dmx);
872 dvb_net_release(&cinergyt2->dvbnet);
873 dvb_dmxdev_release(&cinergyt2->dmxdev);
874 dvb_dmx_release(&cinergyt2->demux);
875 dvb_unregister_device(cinergyt2->fedev);
876 dvb_unregister_adapter(&cinergyt2->adapter);
878 cinergyt2_free_stream_urbs(cinergyt2);
883 static int cinergyt2_suspend (struct usb_interface *intf, pm_message_t state)
885 struct cinergyt2 *cinergyt2 = usb_get_intfdata (intf);
887 if (down_interruptible(&cinergyt2->sem))
890 if (state.event > PM_EVENT_ON) {
891 struct cinergyt2 *cinergyt2 = usb_get_intfdata (intf);
893 cancel_delayed_work(&cinergyt2->rc_query_work);
895 cancel_delayed_work(&cinergyt2->query_work);
896 if (cinergyt2->streaming)
897 cinergyt2_stop_stream_xfer(cinergyt2);
898 flush_scheduled_work();
899 cinergyt2_sleep(cinergyt2, 1);
906 static int cinergyt2_resume (struct usb_interface *intf)
908 struct cinergyt2 *cinergyt2 = usb_get_intfdata (intf);
909 struct dvbt_set_parameters_msg *param = &cinergyt2->param;
911 if (down_interruptible(&cinergyt2->sem))
914 if (!cinergyt2->sleeping) {
915 cinergyt2_sleep(cinergyt2, 0);
916 cinergyt2_command(cinergyt2, (char *) param, sizeof(*param), NULL, 0);
917 if (cinergyt2->streaming)
918 cinergyt2_start_stream_xfer(cinergyt2);
919 schedule_delayed_work(&cinergyt2->query_work, HZ/2);
923 schedule_delayed_work(&cinergyt2->rc_query_work, HZ/2);
929 static const struct usb_device_id cinergyt2_table [] __devinitdata = {
930 { USB_DEVICE(0x0ccd, 0x0038) },
934 MODULE_DEVICE_TABLE(usb, cinergyt2_table);
936 static struct usb_driver cinergyt2_driver = {
937 .owner = THIS_MODULE,
939 .probe = cinergyt2_probe,
940 .disconnect = cinergyt2_disconnect,
941 .suspend = cinergyt2_suspend,
942 .resume = cinergyt2_resume,
943 .id_table = cinergyt2_table
946 static int __init cinergyt2_init (void)
950 if ((err = usb_register(&cinergyt2_driver)) < 0)
951 dprintk(1, "usb_register() failed! (err %i)\n", err);
956 static void __exit cinergyt2_exit (void)
958 usb_deregister(&cinergyt2_driver);
961 module_init (cinergyt2_init);
962 module_exit (cinergyt2_exit);
964 MODULE_LICENSE("GPL");
965 MODULE_AUTHOR("Holger Waechtler, Daniel Mack");