V4L/DVB (6079): Cleanup: remove linux/moduleparam.h from drivers/media files
[linux-2.6.git] / drivers / media / dvb / ttpci / budget-core.c
1 /*
2  * budget-core.c: driver for the SAA7146 based Budget DVB cards
3  *
4  * Compiled from various sources by Michael Hunold <michael@mihu.de>
5  *
6  * Copyright (C) 2002 Ralph Metzler <rjkm@metzlerbros.de>
7  *
8  * Copyright (C) 1999-2002 Ralph  Metzler
9  *                       & Marcus Metzler for convergence integrated media GmbH
10  *
11  * 26feb2004 Support for FS Activy Card (Grundig tuner) by
12  *           Michael Dreher <michael@5dot1.de>,
13  *           Oliver Endriss <o.endriss@gmx.de>,
14  *           Andreas 'randy' Weinberger
15  *
16  * This program is free software; you can redistribute it and/or
17  * modify it under the terms of the GNU General Public License
18  * as published by the Free Software Foundation; either version 2
19  * of the License, or (at your option) any later version.
20  *
21  *
22  * This program is distributed in the hope that it will be useful,
23  * but WITHOUT ANY WARRANTY; without even the implied warranty of
24  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
25  * GNU General Public License for more details.
26  *
27  *
28  * You should have received a copy of the GNU General Public License
29  * along with this program; if not, write to the Free Software
30  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
31  * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
32  *
33  *
34  * the project's page is at http://www.linuxtv.org/dvb/
35  */
36
37
38 #include "budget.h"
39 #include "ttpci-eeprom.h"
40
41 #define TS_WIDTH                (2 * TS_SIZE)
42 #define TS_WIDTH_ACTIVY         TS_SIZE
43 #define TS_WIDTH_DVBC           TS_SIZE
44 #define TS_HEIGHT_MASK          0xf00
45 #define TS_HEIGHT_MASK_ACTIVY   0xc00
46 #define TS_HEIGHT_MASK_DVBC     0xe00
47 #define TS_MIN_BUFSIZE_K        188
48 #define TS_MAX_BUFSIZE_K        1410
49 #define TS_MAX_BUFSIZE_K_ACTIVY 564
50 #define TS_MAX_BUFSIZE_K_DVBC   1316
51 #define BUFFER_WARNING_WAIT     (30*HZ)
52
53 int budget_debug;
54 static int dma_buffer_size = TS_MIN_BUFSIZE_K;
55 module_param_named(debug, budget_debug, int, 0644);
56 module_param_named(bufsize, dma_buffer_size, int, 0444);
57 MODULE_PARM_DESC(debug, "Turn on/off budget debugging (default:off).");
58 MODULE_PARM_DESC(bufsize, "DMA buffer size in KB, default: 188, min: 188, max: 1410 (Activy: 564)");
59
60 /****************************************************************************
61  * TT budget / WinTV Nova
62  ****************************************************************************/
63
64 static int stop_ts_capture(struct budget *budget)
65 {
66         dprintk(2, "budget: %p\n", budget);
67
68         saa7146_write(budget->dev, MC1, MASK_20);       // DMA3 off
69         SAA7146_IER_DISABLE(budget->dev, MASK_10);
70         return 0;
71 }
72
73 static int start_ts_capture(struct budget *budget)
74 {
75         struct saa7146_dev *dev = budget->dev;
76
77         dprintk(2, "budget: %p\n", budget);
78
79         if (!budget->feeding || !budget->fe_synced)
80                 return 0;
81
82         saa7146_write(dev, MC1, MASK_20);       // DMA3 off
83
84         memset(budget->grabbing, 0x00, budget->buffer_size);
85
86         saa7146_write(dev, PCI_BT_V1, 0x001c0000 | (saa7146_read(dev, PCI_BT_V1) & ~0x001f0000));
87
88         budget->ttbp = 0;
89
90         /*
91          *  Signal path on the Activy:
92          *
93          *  tuner -> SAA7146 port A -> SAA7146 BRS -> SAA7146 DMA3 -> memory
94          *
95          *  Since the tuner feeds 204 bytes packets into the SAA7146,
96          *  DMA3 is configured to strip the trailing 16 FEC bytes:
97          *      Pitch: 188, NumBytes3: 188, NumLines3: 1024
98          */
99
100         switch(budget->card->type) {
101         case BUDGET_FS_ACTIVY:
102                 saa7146_write(dev, DD1_INIT, 0x04000000);
103                 saa7146_write(dev, MC2, (MASK_09 | MASK_25));
104                 saa7146_write(dev, BRS_CTRL, 0x00000000);
105                 break;
106         case BUDGET_PATCH:
107                 saa7146_write(dev, DD1_INIT, 0x00000200);
108                 saa7146_write(dev, MC2, (MASK_10 | MASK_26));
109                 saa7146_write(dev, BRS_CTRL, 0x60000000);
110                 break;
111         case BUDGET_CIN1200C_MK3:
112         case BUDGET_KNC1C_MK3:
113         case BUDGET_KNC1CP_MK3:
114                 if (budget->video_port == BUDGET_VIDEO_PORTA) {
115                         saa7146_write(dev, DD1_INIT, 0x06000200);
116                         saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
117                         saa7146_write(dev, BRS_CTRL, 0x00000000);
118                 } else {
119                         saa7146_write(dev, DD1_INIT, 0x00000600);
120                         saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
121                         saa7146_write(dev, BRS_CTRL, 0x60000000);
122                 }
123                 break;
124         default:
125                 if (budget->video_port == BUDGET_VIDEO_PORTA) {
126                         saa7146_write(dev, DD1_INIT, 0x06000200);
127                         saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
128                         saa7146_write(dev, BRS_CTRL, 0x00000000);
129                 } else {
130                         saa7146_write(dev, DD1_INIT, 0x02000600);
131                         saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
132                         saa7146_write(dev, BRS_CTRL, 0x60000000);
133                 }
134         }
135
136         saa7146_write(dev, MC2, (MASK_08 | MASK_24));
137         mdelay(10);
138
139         saa7146_write(dev, BASE_ODD3, 0);
140         if (budget->buffer_size > budget->buffer_height * budget->buffer_width) {
141                 // using odd/even buffers
142                 saa7146_write(dev, BASE_EVEN3, budget->buffer_height * budget->buffer_width);
143         } else {
144                 // using a single buffer
145                 saa7146_write(dev, BASE_EVEN3, 0);
146         }
147         saa7146_write(dev, PROT_ADDR3, budget->buffer_size);
148         saa7146_write(dev, BASE_PAGE3, budget->pt.dma | ME1 | 0x90);
149
150         saa7146_write(dev, PITCH3, budget->buffer_width);
151         saa7146_write(dev, NUM_LINE_BYTE3,
152                         (budget->buffer_height << 16) | budget->buffer_width);
153
154         saa7146_write(dev, MC2, (MASK_04 | MASK_20));
155
156         SAA7146_ISR_CLEAR(budget->dev, MASK_10);        /* VPE */
157         SAA7146_IER_ENABLE(budget->dev, MASK_10);       /* VPE */
158         saa7146_write(dev, MC1, (MASK_04 | MASK_20));   /* DMA3 on */
159
160         return 0;
161 }
162
163 static int budget_read_fe_status(struct dvb_frontend *fe, fe_status_t *status)
164 {
165         struct budget *budget = (struct budget *) fe->dvb->priv;
166         int synced;
167         int ret;
168
169         if (budget->read_fe_status)
170                 ret = budget->read_fe_status(fe, status);
171         else
172                 ret = -EINVAL;
173
174         if (!ret) {
175                 synced = (*status & FE_HAS_LOCK);
176                 if (synced != budget->fe_synced) {
177                         budget->fe_synced = synced;
178                         spin_lock(&budget->feedlock);
179                         if (synced)
180                                 start_ts_capture(budget);
181                         else
182                                 stop_ts_capture(budget);
183                         spin_unlock(&budget->feedlock);
184                 }
185         }
186         return ret;
187 }
188
189 static void vpeirq(unsigned long data)
190 {
191         struct budget *budget = (struct budget *) data;
192         u8 *mem = (u8 *) (budget->grabbing);
193         u32 olddma = budget->ttbp;
194         u32 newdma = saa7146_read(budget->dev, PCI_VDP3);
195         u32 count;
196
197         /* Ensure streamed PCI data is synced to CPU */
198         pci_dma_sync_sg_for_cpu(budget->dev->pci, budget->pt.slist, budget->pt.nents, PCI_DMA_FROMDEVICE);
199
200         /* nearest lower position divisible by 188 */
201         newdma -= newdma % 188;
202
203         if (newdma >= budget->buffer_size)
204                 return;
205
206         budget->ttbp = newdma;
207
208         if (budget->feeding == 0 || newdma == olddma)
209                 return;
210
211         if (newdma > olddma) {  /* no wraparound, dump olddma..newdma */
212                 count = newdma - olddma;
213                 dvb_dmx_swfilter_packets(&budget->demux, mem + olddma, count / 188);
214         } else {                /* wraparound, dump olddma..buflen and 0..newdma */
215                 count = budget->buffer_size - olddma;
216                 dvb_dmx_swfilter_packets(&budget->demux, mem + olddma, count / 188);
217                 count += newdma;
218                 dvb_dmx_swfilter_packets(&budget->demux, mem, newdma / 188);
219         }
220
221         if (count > budget->buffer_warning_threshold)
222                 budget->buffer_warnings++;
223
224         if (budget->buffer_warnings && time_after(jiffies, budget->buffer_warning_time)) {
225                 printk("%s %s: used %d times >80%% of buffer (%u bytes now)\n",
226                         budget->dev->name, __FUNCTION__, budget->buffer_warnings, count);
227                 budget->buffer_warning_time = jiffies + BUFFER_WARNING_WAIT;
228                 budget->buffer_warnings = 0;
229         }
230 }
231
232
233 int ttpci_budget_debiread(struct budget *budget, u32 config, int addr, int count,
234                           int uselocks, int nobusyloop)
235 {
236         struct saa7146_dev *saa = budget->dev;
237         int result = 0;
238         unsigned long flags = 0;
239
240         if (count > 4 || count <= 0)
241                 return 0;
242
243         if (uselocks)
244                 spin_lock_irqsave(&budget->debilock, flags);
245
246         if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) {
247                 if (uselocks)
248                         spin_unlock_irqrestore(&budget->debilock, flags);
249                 return result;
250         }
251
252         saa7146_write(saa, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff));
253         saa7146_write(saa, DEBI_CONFIG, config);
254         saa7146_write(saa, DEBI_PAGE, 0);
255         saa7146_write(saa, MC2, (2 << 16) | 2);
256
257         if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) {
258                 if (uselocks)
259                         spin_unlock_irqrestore(&budget->debilock, flags);
260                 return result;
261         }
262
263         result = saa7146_read(saa, DEBI_AD);
264         result &= (0xffffffffUL >> ((4 - count) * 8));
265
266         if (uselocks)
267                 spin_unlock_irqrestore(&budget->debilock, flags);
268
269         return result;
270 }
271
272 int ttpci_budget_debiwrite(struct budget *budget, u32 config, int addr,
273                            int count, u32 value, int uselocks, int nobusyloop)
274 {
275         struct saa7146_dev *saa = budget->dev;
276         unsigned long flags = 0;
277         int result;
278
279         if (count > 4 || count <= 0)
280                 return 0;
281
282         if (uselocks)
283                 spin_lock_irqsave(&budget->debilock, flags);
284
285         if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) {
286                 if (uselocks)
287                         spin_unlock_irqrestore(&budget->debilock, flags);
288                 return result;
289         }
290
291         saa7146_write(saa, DEBI_COMMAND, (count << 17) | 0x00000 | (addr & 0xffff));
292         saa7146_write(saa, DEBI_CONFIG, config);
293         saa7146_write(saa, DEBI_PAGE, 0);
294         saa7146_write(saa, DEBI_AD, value);
295         saa7146_write(saa, MC2, (2 << 16) | 2);
296
297         if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) {
298                 if (uselocks)
299                         spin_unlock_irqrestore(&budget->debilock, flags);
300                 return result;
301         }
302
303         if (uselocks)
304                 spin_unlock_irqrestore(&budget->debilock, flags);
305         return 0;
306 }
307
308
309 /****************************************************************************
310  * DVB API SECTION
311  ****************************************************************************/
312
313 static int budget_start_feed(struct dvb_demux_feed *feed)
314 {
315         struct dvb_demux *demux = feed->demux;
316         struct budget *budget = (struct budget *) demux->priv;
317         int status = 0;
318
319         dprintk(2, "budget: %p\n", budget);
320
321         if (!demux->dmx.frontend)
322                 return -EINVAL;
323
324         spin_lock(&budget->feedlock);
325         feed->pusi_seen = 0; /* have a clean section start */
326         if (budget->feeding++ == 0)
327                 status = start_ts_capture(budget);
328         spin_unlock(&budget->feedlock);
329         return status;
330 }
331
332 static int budget_stop_feed(struct dvb_demux_feed *feed)
333 {
334         struct dvb_demux *demux = feed->demux;
335         struct budget *budget = (struct budget *) demux->priv;
336         int status = 0;
337
338         dprintk(2, "budget: %p\n", budget);
339
340         spin_lock(&budget->feedlock);
341         if (--budget->feeding == 0)
342                 status = stop_ts_capture(budget);
343         spin_unlock(&budget->feedlock);
344         return status;
345 }
346
347 static int budget_register(struct budget *budget)
348 {
349         struct dvb_demux *dvbdemux = &budget->demux;
350         int ret;
351
352         dprintk(2, "budget: %p\n", budget);
353
354         dvbdemux->priv = (void *) budget;
355
356         dvbdemux->filternum = 256;
357         dvbdemux->feednum = 256;
358         dvbdemux->start_feed = budget_start_feed;
359         dvbdemux->stop_feed = budget_stop_feed;
360         dvbdemux->write_to_decoder = NULL;
361
362         dvbdemux->dmx.capabilities = (DMX_TS_FILTERING | DMX_SECTION_FILTERING |
363                                       DMX_MEMORY_BASED_FILTERING);
364
365         dvb_dmx_init(&budget->demux);
366
367         budget->dmxdev.filternum = 256;
368         budget->dmxdev.demux = &dvbdemux->dmx;
369         budget->dmxdev.capabilities = 0;
370
371         dvb_dmxdev_init(&budget->dmxdev, &budget->dvb_adapter);
372
373         budget->hw_frontend.source = DMX_FRONTEND_0;
374
375         ret = dvbdemux->dmx.add_frontend(&dvbdemux->dmx, &budget->hw_frontend);
376
377         if (ret < 0)
378                 return ret;
379
380         budget->mem_frontend.source = DMX_MEMORY_FE;
381         ret = dvbdemux->dmx.add_frontend(&dvbdemux->dmx, &budget->mem_frontend);
382         if (ret < 0)
383                 return ret;
384
385         ret = dvbdemux->dmx.connect_frontend(&dvbdemux->dmx, &budget->hw_frontend);
386         if (ret < 0)
387                 return ret;
388
389         dvb_net_init(&budget->dvb_adapter, &budget->dvb_net, &dvbdemux->dmx);
390
391         return 0;
392 }
393
394 static void budget_unregister(struct budget *budget)
395 {
396         struct dvb_demux *dvbdemux = &budget->demux;
397
398         dprintk(2, "budget: %p\n", budget);
399
400         dvb_net_release(&budget->dvb_net);
401
402         dvbdemux->dmx.close(&dvbdemux->dmx);
403         dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, &budget->hw_frontend);
404         dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, &budget->mem_frontend);
405
406         dvb_dmxdev_release(&budget->dmxdev);
407         dvb_dmx_release(&budget->demux);
408 }
409
410 int ttpci_budget_init(struct budget *budget, struct saa7146_dev *dev,
411                       struct saa7146_pci_extension_data *info,
412                       struct module *owner)
413 {
414         int ret = 0;
415         struct budget_info *bi = info->ext_priv;
416         int max_bufsize;
417         int height_mask;
418
419         memset(budget, 0, sizeof(struct budget));
420
421         dprintk(2, "dev: %p, budget: %p\n", dev, budget);
422
423         budget->card = bi;
424         budget->dev = (struct saa7146_dev *) dev;
425
426         switch(budget->card->type) {
427         case BUDGET_FS_ACTIVY:
428                 budget->buffer_width = TS_WIDTH_ACTIVY;
429                 max_bufsize = TS_MAX_BUFSIZE_K_ACTIVY;
430                 height_mask = TS_HEIGHT_MASK_ACTIVY;
431                 break;
432
433         case BUDGET_KNC1C:
434         case BUDGET_KNC1CP:
435         case BUDGET_CIN1200C:
436         case BUDGET_KNC1C_MK3:
437         case BUDGET_KNC1CP_MK3:
438         case BUDGET_CIN1200C_MK3:
439                 budget->buffer_width = TS_WIDTH_DVBC;
440                 max_bufsize = TS_MAX_BUFSIZE_K_DVBC;
441                 height_mask = TS_HEIGHT_MASK_DVBC;
442                 break;
443
444         default:
445                 budget->buffer_width = TS_WIDTH;
446                 max_bufsize = TS_MAX_BUFSIZE_K;
447                 height_mask = TS_HEIGHT_MASK;
448         }
449
450         if (dma_buffer_size < TS_MIN_BUFSIZE_K)
451                 dma_buffer_size = TS_MIN_BUFSIZE_K;
452         else if (dma_buffer_size > max_bufsize)
453                 dma_buffer_size = max_bufsize;
454
455         budget->buffer_height = dma_buffer_size * 1024 / budget->buffer_width;
456         if (budget->buffer_height > 0xfff) {
457                 budget->buffer_height /= 2;
458                 budget->buffer_height &= height_mask;
459                 budget->buffer_size = 2 * budget->buffer_height * budget->buffer_width;
460         } else {
461                 budget->buffer_height &= height_mask;
462                 budget->buffer_size = budget->buffer_height * budget->buffer_width;
463         }
464         budget->buffer_warning_threshold = budget->buffer_size * 80/100;
465         budget->buffer_warnings = 0;
466         budget->buffer_warning_time = jiffies;
467
468         dprintk(2, "%s: buffer type = %s, width = %d, height = %d\n",
469                 budget->dev->name,
470                 budget->buffer_size > budget->buffer_width * budget->buffer_height ? "odd/even" : "single",
471                 budget->buffer_width, budget->buffer_height);
472         printk("%s: dma buffer size %u\n", budget->dev->name, budget->buffer_size);
473
474         if ((ret = dvb_register_adapter(&budget->dvb_adapter, budget->card->name, owner, &budget->dev->pci->dev)) < 0) {
475                 return ret;
476         }
477
478         /* set dd1 stream a & b */
479         saa7146_write(dev, DD1_STREAM_B, 0x00000000);
480         saa7146_write(dev, MC2, (MASK_09 | MASK_25));
481         saa7146_write(dev, MC2, (MASK_10 | MASK_26));
482         saa7146_write(dev, DD1_INIT, 0x02000000);
483         saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
484
485         if (bi->type != BUDGET_FS_ACTIVY)
486                 budget->video_port = BUDGET_VIDEO_PORTB;
487         else
488                 budget->video_port = BUDGET_VIDEO_PORTA;
489         spin_lock_init(&budget->feedlock);
490         spin_lock_init(&budget->debilock);
491
492         /* the Siemens DVB needs this if you want to have the i2c chips
493            get recognized before the main driver is loaded */
494         if (bi->type != BUDGET_FS_ACTIVY)
495                 saa7146_write(dev, GPIO_CTRL, 0x500000);        /* GPIO 3 = 1 */
496
497 #ifdef I2C_ADAP_CLASS_TV_DIGITAL
498         budget->i2c_adap.class = I2C_ADAP_CLASS_TV_DIGITAL;
499 #else
500         budget->i2c_adap.class = I2C_CLASS_TV_DIGITAL;
501 #endif
502
503         strlcpy(budget->i2c_adap.name, budget->card->name, sizeof(budget->i2c_adap.name));
504
505         saa7146_i2c_adapter_prepare(dev, &budget->i2c_adap, SAA7146_I2C_BUS_BIT_RATE_120);
506         strcpy(budget->i2c_adap.name, budget->card->name);
507
508         if (i2c_add_adapter(&budget->i2c_adap) < 0) {
509                 ret = -ENOMEM;
510                 goto err_dvb_unregister;
511         }
512
513         ttpci_eeprom_parse_mac(&budget->i2c_adap, budget->dvb_adapter.proposed_mac);
514
515         budget->grabbing = saa7146_vmalloc_build_pgtable(dev->pci, budget->buffer_size, &budget->pt);
516         if (NULL == budget->grabbing) {
517                 ret = -ENOMEM;
518                 goto err_del_i2c;
519         }
520
521         saa7146_write(dev, PCI_BT_V1, 0x001c0000);
522         /* upload all */
523         saa7146_write(dev, GPIO_CTRL, 0x000000);
524
525         tasklet_init(&budget->vpe_tasklet, vpeirq, (unsigned long) budget);
526
527         /* frontend power on */
528         if (bi->type != BUDGET_FS_ACTIVY)
529                 saa7146_setgpio(dev, 2, SAA7146_GPIO_OUTHI);
530
531         if ((ret = budget_register(budget)) == 0)
532                 return 0; /* Everything OK */
533
534         /* An error occurred, cleanup resources */
535         saa7146_vfree_destroy_pgtable(dev->pci, budget->grabbing, &budget->pt);
536
537 err_del_i2c:
538         i2c_del_adapter(&budget->i2c_adap);
539
540 err_dvb_unregister:
541         dvb_unregister_adapter(&budget->dvb_adapter);
542
543         return ret;
544 }
545
546 void ttpci_budget_init_hooks(struct budget *budget)
547 {
548         if (budget->dvb_frontend && !budget->read_fe_status) {
549                 budget->read_fe_status = budget->dvb_frontend->ops.read_status;
550                 budget->dvb_frontend->ops.read_status = budget_read_fe_status;
551         }
552 }
553
554 int ttpci_budget_deinit(struct budget *budget)
555 {
556         struct saa7146_dev *dev = budget->dev;
557
558         dprintk(2, "budget: %p\n", budget);
559
560         budget_unregister(budget);
561
562         tasklet_kill(&budget->vpe_tasklet);
563
564         saa7146_vfree_destroy_pgtable(dev->pci, budget->grabbing, &budget->pt);
565
566         i2c_del_adapter(&budget->i2c_adap);
567
568         dvb_unregister_adapter(&budget->dvb_adapter);
569
570         return 0;
571 }
572
573 void ttpci_budget_irq10_handler(struct saa7146_dev *dev, u32 * isr)
574 {
575         struct budget *budget = (struct budget *) dev->ext_priv;
576
577         dprintk(8, "dev: %p, budget: %p\n", dev, budget);
578
579         if (*isr & MASK_10)
580                 tasklet_schedule(&budget->vpe_tasklet);
581 }
582
583 void ttpci_budget_set_video_port(struct saa7146_dev *dev, int video_port)
584 {
585         struct budget *budget = (struct budget *) dev->ext_priv;
586
587         spin_lock(&budget->feedlock);
588         budget->video_port = video_port;
589         if (budget->feeding) {
590                 stop_ts_capture(budget);
591                 start_ts_capture(budget);
592         }
593         spin_unlock(&budget->feedlock);
594 }
595
596 EXPORT_SYMBOL_GPL(ttpci_budget_debiread);
597 EXPORT_SYMBOL_GPL(ttpci_budget_debiwrite);
598 EXPORT_SYMBOL_GPL(ttpci_budget_init);
599 EXPORT_SYMBOL_GPL(ttpci_budget_init_hooks);
600 EXPORT_SYMBOL_GPL(ttpci_budget_deinit);
601 EXPORT_SYMBOL_GPL(ttpci_budget_irq10_handler);
602 EXPORT_SYMBOL_GPL(ttpci_budget_set_video_port);
603 EXPORT_SYMBOL_GPL(budget_debug);
604
605 MODULE_LICENSE("GPL");