?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Merge branch 'v6v7' into devel
[linux/fpc-iii.git] / drivers / media / video / saa7134 / saa7134-core.c
blob6abeecff6da7b5d7bbaa5856a464b981eb90c8f0
1 /*
2 *
3 * device driver for philips saa7134 based TV cards
4 * driver core
5 *
6 * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 */
22
23 #include <linux/init.h>
24 #include <linux/list.h>
25 #include <linux/module.h>
26 #include <linux/kernel.h>
27 #include <linux/slab.h>
28 #include <linux/kmod.h>
29 #include <linux/sound.h>
30 #include <linux/interrupt.h>
31 #include <linux/delay.h>
32 #include <linux/mutex.h>
33 #include <linux/dma-mapping.h>
34 #include <linux/pm.h>
35
36 #include "saa7134-reg.h"
37 #include "saa7134.h"
38
39 MODULE_DESCRIPTION("v4l2 driver module for saa7130/34 based TV cards");
40 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
41 MODULE_LICENSE("GPL");
42
43 /* ------------------------------------------------------------------ */
44
45 static unsigned int irq_debug;
46 module_param(irq_debug, int, 0644);
47 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
48
49 static unsigned int core_debug;
50 module_param(core_debug, int, 0644);
51 MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
52
53 static unsigned int gpio_tracking;
54 module_param(gpio_tracking, int, 0644);
55 MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]");
56
57 static unsigned int alsa = 1;
58 module_param(alsa, int, 0644);
59 MODULE_PARM_DESC(alsa,"enable/disable ALSA DMA sound [dmasound]");
60
61 static unsigned int latency = UNSET;
62 module_param(latency, int, 0444);
63 MODULE_PARM_DESC(latency,"pci latency timer");
64
65 int saa7134_no_overlay=-1;
66 module_param_named(no_overlay, saa7134_no_overlay, int, 0444);
67 MODULE_PARM_DESC(no_overlay,"allow override overlay default (0 disables, 1 enables)"
68 " [some VIA/SIS chipsets are known to have problem with overlay]");
69
70 static unsigned int video_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
71 static unsigned int vbi_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
72 static unsigned int radio_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
73 static unsigned int tuner[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
74 static unsigned int card[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
75
76
77 module_param_array(video_nr, int, NULL, 0444);
78 module_param_array(vbi_nr, int, NULL, 0444);
79 module_param_array(radio_nr, int, NULL, 0444);
80 module_param_array(tuner, int, NULL, 0444);
81 module_param_array(card, int, NULL, 0444);
82
83 MODULE_PARM_DESC(video_nr, "video device number");
84 MODULE_PARM_DESC(vbi_nr, "vbi device number");
85 MODULE_PARM_DESC(radio_nr, "radio device number");
86 MODULE_PARM_DESC(tuner, "tuner type");
87 MODULE_PARM_DESC(card, "card type");
88
89 DEFINE_MUTEX(saa7134_devlist_lock);
90 EXPORT_SYMBOL(saa7134_devlist_lock);
91 LIST_HEAD(saa7134_devlist);
92 EXPORT_SYMBOL(saa7134_devlist);
93 static LIST_HEAD(mops_list);
94 static unsigned int saa7134_devcount;
95
96 int (*saa7134_dmasound_init)(struct saa7134_dev *dev);
97 int (*saa7134_dmasound_exit)(struct saa7134_dev *dev);
98
99 #define dprintk(fmt, arg...) if (core_debug) \
100 printk(KERN_DEBUG "%s/core: " fmt, dev->name , ## arg)
101
102 void saa7134_track_gpio(struct saa7134_dev *dev, char *msg)
103 {
104 unsigned long mode,status;
105
106 if (!gpio_tracking)
107 return;
108 /* rising SAA7134_GPIO_GPRESCAN reads the status */
109 saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,0);
110 saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,SAA7134_GPIO_GPRESCAN);
111 mode = saa_readl(SAA7134_GPIO_GPMODE0 >> 2) & 0xfffffff;
112 status = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & 0xfffffff;
113 printk(KERN_DEBUG
114 "%s: gpio: mode=0x%07lx in=0x%07lx out=0x%07lx [%s]\n",
115 dev->name, mode, (~mode) & status, mode & status, msg);
116 }
117
118 void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value)
119 {
120 u32 index, bitval;
121
122 index = 1 << bit_no;
123 switch (value) {
124 case 0: /* static value */
125 case 1: dprintk("setting GPIO%d to static %d\n", bit_no, value);
126 /* turn sync mode off if necessary */
127 if (index & 0x00c00000)
128 saa_andorb(SAA7134_VIDEO_PORT_CTRL6, 0x0f, 0x00);
129 if (value)
130 bitval = index;
131 else
132 bitval = 0;
133 saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, index);
134 saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, index, bitval);
135 break;
136 case 3: /* tristate */
137 dprintk("setting GPIO%d to tristate\n", bit_no);
138 saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, 0);
139 break;
140 }
141 }
142
143 /* ------------------------------------------------------------------ */
144
145
146 /* ----------------------------------------------------------- */
147 /* delayed request_module */
148
149 #if defined(CONFIG_MODULES) && defined(MODULE)
150
151 static void request_module_async(struct work_struct *work){
152 struct saa7134_dev* dev = container_of(work, struct saa7134_dev, request_module_wk);
153 if (card_is_empress(dev))
154 request_module("saa7134-empress");
155 if (card_is_dvb(dev))
156 request_module("saa7134-dvb");
157 if (alsa) {
158 if (dev->pci->device != PCI_DEVICE_ID_PHILIPS_SAA7130)
159 request_module("saa7134-alsa");
160 }
161 }
162
163 static void request_submodules(struct saa7134_dev *dev)
164 {
165 INIT_WORK(&dev->request_module_wk, request_module_async);
166 schedule_work(&dev->request_module_wk);
167 }
168
169 static void flush_request_submodules(struct saa7134_dev *dev)
170 {
171 flush_work_sync(&dev->request_module_wk);
172 }
173
174 #else
175 #define request_submodules(dev)
176 #define flush_request_submodules(dev)
177 #endif /* CONFIG_MODULES */
178
179 /* ------------------------------------------------------------------ */
180
181 /* nr of (saa7134-)pages for the given buffer size */
182 static int saa7134_buffer_pages(int size)
183 {
184 size = PAGE_ALIGN(size);
185 size += PAGE_SIZE; /* for non-page-aligned buffers */
186 size /= 4096;
187 return size;
188 }
189
190 /* calc max # of buffers from size (must not exceed the 4MB virtual
191 * address space per DMA channel) */
192 int saa7134_buffer_count(unsigned int size, unsigned int count)
193 {
194 unsigned int maxcount;
195
196 maxcount = 1024 / saa7134_buffer_pages(size);
197 if (count > maxcount)
198 count = maxcount;
199 return count;
200 }
201
202 int saa7134_buffer_startpage(struct saa7134_buf *buf)
203 {
204 return saa7134_buffer_pages(buf->vb.bsize) * buf->vb.i;
205 }
206
207 unsigned long saa7134_buffer_base(struct saa7134_buf *buf)
208 {
209 unsigned long base;
210 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
211
212 base = saa7134_buffer_startpage(buf) * 4096;
213 base += dma->sglist[0].offset;
214 return base;
215 }
216
217 /* ------------------------------------------------------------------ */
218
219 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt)
220 {
221 __le32 *cpu;
222 dma_addr_t dma_addr = 0;
223
224 cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr);
225 if (NULL == cpu)
226 return -ENOMEM;
227 pt->size = SAA7134_PGTABLE_SIZE;
228 pt->cpu = cpu;
229 pt->dma = dma_addr;
230 return 0;
231 }
232
233 int saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
234 struct scatterlist *list, unsigned int length,
235 unsigned int startpage)
236 {
237 __le32 *ptr;
238 unsigned int i,p;
239
240 BUG_ON(NULL == pt || NULL == pt->cpu);
241
242 ptr = pt->cpu + startpage;
243 for (i = 0; i < length; i++, list++)
244 for (p = 0; p * 4096 < list->length; p++, ptr++)
245 *ptr = cpu_to_le32(sg_dma_address(list) - list->offset);
246 return 0;
247 }
248
249 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt)
250 {
251 if (NULL == pt->cpu)
252 return;
253 pci_free_consistent(pci, pt->size, pt->cpu, pt->dma);
254 pt->cpu = NULL;
255 }
256
257 /* ------------------------------------------------------------------ */
258
259 void saa7134_dma_free(struct videobuf_queue *q,struct saa7134_buf *buf)
260 {
261 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
262 BUG_ON(in_interrupt());
263
264 videobuf_waiton(q, &buf->vb, 0, 0);
265 videobuf_dma_unmap(q->dev, dma);
266 videobuf_dma_free(dma);
267 buf->vb.state = VIDEOBUF_NEEDS_INIT;
268 }
269
270 /* ------------------------------------------------------------------ */
271
272 int saa7134_buffer_queue(struct saa7134_dev *dev,
273 struct saa7134_dmaqueue *q,
274 struct saa7134_buf *buf)
275 {
276 struct saa7134_buf *next = NULL;
277
278 assert_spin_locked(&dev->slock);
279 dprintk("buffer_queue %p\n",buf);
280 if (NULL == q->curr) {
281 if (!q->need_two) {
282 q->curr = buf;
283 buf->activate(dev,buf,NULL);
284 } else if (list_empty(&q->queue)) {
285 list_add_tail(&buf->vb.queue,&q->queue);
286 buf->vb.state = VIDEOBUF_QUEUED;
287 } else {
288 next = list_entry(q->queue.next,struct saa7134_buf,
289 vb.queue);
290 q->curr = buf;
291 buf->activate(dev,buf,next);
292 }
293 } else {
294 list_add_tail(&buf->vb.queue,&q->queue);
295 buf->vb.state = VIDEOBUF_QUEUED;
296 }
297 return 0;
298 }
299
300 void saa7134_buffer_finish(struct saa7134_dev *dev,
301 struct saa7134_dmaqueue *q,
302 unsigned int state)
303 {
304 assert_spin_locked(&dev->slock);
305 dprintk("buffer_finish %p\n",q->curr);
306
307 /* finish current buffer */
308 q->curr->vb.state = state;
309 do_gettimeofday(&q->curr->vb.ts);
310 wake_up(&q->curr->vb.done);
311 q->curr = NULL;
312 }
313
314 void saa7134_buffer_next(struct saa7134_dev *dev,
315 struct saa7134_dmaqueue *q)
316 {
317 struct saa7134_buf *buf,*next = NULL;
318
319 assert_spin_locked(&dev->slock);
320 BUG_ON(NULL != q->curr);
321
322 if (!list_empty(&q->queue)) {
323 /* activate next one from queue */
324 buf = list_entry(q->queue.next,struct saa7134_buf,vb.queue);
325 dprintk("buffer_next %p [prev=%p/next=%p]\n",
326 buf,q->queue.prev,q->queue.next);
327 list_del(&buf->vb.queue);
328 if (!list_empty(&q->queue))
329 next = list_entry(q->queue.next,struct saa7134_buf,
330 vb.queue);
331 q->curr = buf;
332 buf->activate(dev,buf,next);
333 dprintk("buffer_next #2 prev=%p/next=%p\n",
334 q->queue.prev,q->queue.next);
335 } else {
336 /* nothing to do -- just stop DMA */
337 dprintk("buffer_next %p\n",NULL);
338 saa7134_set_dmabits(dev);
339 del_timer(&q->timeout);
340
341 if (card_has_mpeg(dev))
342 if (dev->ts_started)
343 saa7134_ts_stop(dev);
344 }
345 }
346
347 void saa7134_buffer_timeout(unsigned long data)
348 {
349 struct saa7134_dmaqueue *q = (struct saa7134_dmaqueue*)data;
350 struct saa7134_dev *dev = q->dev;
351 unsigned long flags;
352
353 spin_lock_irqsave(&dev->slock,flags);
354
355 /* try to reset the hardware (SWRST) */
356 saa_writeb(SAA7134_REGION_ENABLE, 0x00);
357 saa_writeb(SAA7134_REGION_ENABLE, 0x80);
358 saa_writeb(SAA7134_REGION_ENABLE, 0x00);
359
360 /* flag current buffer as failed,
361 try to start over with the next one. */
362 if (q->curr) {
363 dprintk("timeout on %p\n",q->curr);
364 saa7134_buffer_finish(dev,q,VIDEOBUF_ERROR);
365 }
366 saa7134_buffer_next(dev,q);
367 spin_unlock_irqrestore(&dev->slock,flags);
368 }
369
370 /* ------------------------------------------------------------------ */
371
372 int saa7134_set_dmabits(struct saa7134_dev *dev)
373 {
374 u32 split, task=0, ctrl=0, irq=0;
375 enum v4l2_field cap = V4L2_FIELD_ANY;
376 enum v4l2_field ov = V4L2_FIELD_ANY;
377
378 assert_spin_locked(&dev->slock);
379
380 if (dev->insuspend)
381 return 0;
382
383 /* video capture -- dma 0 + video task A */
384 if (dev->video_q.curr) {
385 task |= 0x01;
386 ctrl |= SAA7134_MAIN_CTRL_TE0;
387 irq |= SAA7134_IRQ1_INTE_RA0_1 |
388 SAA7134_IRQ1_INTE_RA0_0;
389 cap = dev->video_q.curr->vb.field;
390 }
391
392 /* video capture -- dma 1+2 (planar modes) */
393 if (dev->video_q.curr &&
394 dev->video_q.curr->fmt->planar) {
395 ctrl |= SAA7134_MAIN_CTRL_TE4 |
396 SAA7134_MAIN_CTRL_TE5;
397 }
398
399 /* screen overlay -- dma 0 + video task B */
400 if (dev->ovenable) {
401 task |= 0x10;
402 ctrl |= SAA7134_MAIN_CTRL_TE1;
403 ov = dev->ovfield;
404 }
405
406 /* vbi capture -- dma 0 + vbi task A+B */
407 if (dev->vbi_q.curr) {
408 task |= 0x22;
409 ctrl |= SAA7134_MAIN_CTRL_TE2 |
410 SAA7134_MAIN_CTRL_TE3;
411 irq |= SAA7134_IRQ1_INTE_RA0_7 |
412 SAA7134_IRQ1_INTE_RA0_6 |
413 SAA7134_IRQ1_INTE_RA0_5 |
414 SAA7134_IRQ1_INTE_RA0_4;
415 }
416
417 /* audio capture -- dma 3 */
418 if (dev->dmasound.dma_running) {
419 ctrl |= SAA7134_MAIN_CTRL_TE6;
420 irq |= SAA7134_IRQ1_INTE_RA3_1 |
421 SAA7134_IRQ1_INTE_RA3_0;
422 }
423
424 /* TS capture -- dma 5 */
425 if (dev->ts_q.curr) {
426 ctrl |= SAA7134_MAIN_CTRL_TE5;
427 irq |= SAA7134_IRQ1_INTE_RA2_1 |
428 SAA7134_IRQ1_INTE_RA2_0;
429 }
430
431 /* set task conditions + field handling */
432 if (V4L2_FIELD_HAS_BOTH(cap) || V4L2_FIELD_HAS_BOTH(ov) || cap == ov) {
433 /* default config -- use full frames */
434 saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d);
435 saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d);
436 saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x02);
437 saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x02);
438 split = 0;
439 } else {
440 /* split fields between tasks */
441 if (V4L2_FIELD_TOP == cap) {
442 /* odd A, even B, repeat */
443 saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d);
444 saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0e);
445 } else {
446 /* odd B, even A, repeat */
447 saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0e);
448 saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d);
449 }
450 saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x01);
451 saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x01);
452 split = 1;
453 }
454
455 /* irqs */
456 saa_writeb(SAA7134_REGION_ENABLE, task);
457 saa_writel(SAA7134_IRQ1, irq);
458 saa_andorl(SAA7134_MAIN_CTRL,
459 SAA7134_MAIN_CTRL_TE0 |
460 SAA7134_MAIN_CTRL_TE1 |
461 SAA7134_MAIN_CTRL_TE2 |
462 SAA7134_MAIN_CTRL_TE3 |
463 SAA7134_MAIN_CTRL_TE4 |
464 SAA7134_MAIN_CTRL_TE5 |
465 SAA7134_MAIN_CTRL_TE6,
466 ctrl);
467 dprintk("dmabits: task=0x%02x ctrl=0x%02x irq=0x%x split=%s\n",
468 task, ctrl, irq, split ? "no" : "yes");
469
470 return 0;
471 }
472
473 /* ------------------------------------------------------------------ */
474 /* IRQ handler + helpers */
475
476 static char *irqbits[] = {
477 "DONE_RA0", "DONE_RA1", "DONE_RA2", "DONE_RA3",
478 "AR", "PE", "PWR_ON", "RDCAP", "INTL", "FIDT", "MMC",
479 "TRIG_ERR", "CONF_ERR", "LOAD_ERR",
480 "GPIO16", "GPIO18", "GPIO22", "GPIO23"
481 };
482 #define IRQBITS ARRAY_SIZE(irqbits)
483
484 static void print_irqstatus(struct saa7134_dev *dev, int loop,
485 unsigned long report, unsigned long status)
486 {
487 unsigned int i;
488
489 printk(KERN_DEBUG "%s/irq[%d,%ld]: r=0x%lx s=0x%02lx",
490 dev->name,loop,jiffies,report,status);
491 for (i = 0; i < IRQBITS; i++) {
492 if (!(report & (1 << i)))
493 continue;
494 printk(" %s",irqbits[i]);
495 }
496 if (report & SAA7134_IRQ_REPORT_DONE_RA0) {
497 printk(" | RA0=%s,%s,%s,%ld",
498 (status & 0x40) ? "vbi" : "video",
499 (status & 0x20) ? "b" : "a",
500 (status & 0x10) ? "odd" : "even",
501 (status & 0x0f));
502 }
503 printk("\n");
504 }
505
506 static irqreturn_t saa7134_irq(int irq, void *dev_id)
507 {
508 struct saa7134_dev *dev = (struct saa7134_dev*) dev_id;
509 unsigned long report,status;
510 int loop, handled = 0;
511
512 if (dev->insuspend)
513 goto out;
514
515 for (loop = 0; loop < 10; loop++) {
516 report = saa_readl(SAA7134_IRQ_REPORT);
517 status = saa_readl(SAA7134_IRQ_STATUS);
518
519 /* If dmasound support is active and we get a sound report,
520 * mask out the report and let the saa7134-alsa module deal
521 * with it */
522 if ((report & SAA7134_IRQ_REPORT_DONE_RA3) &&
523 (dev->dmasound.priv_data != NULL) )
524 {
525 if (irq_debug > 1)
526 printk(KERN_DEBUG "%s/irq: preserving DMA sound interrupt\n",
527 dev->name);
528 report &= ~SAA7134_IRQ_REPORT_DONE_RA3;
529 }
530
531 if (0 == report) {
532 if (irq_debug > 1)
533 printk(KERN_DEBUG "%s/irq: no (more) work\n",
534 dev->name);
535 goto out;
536 }
537
538 handled = 1;
539 saa_writel(SAA7134_IRQ_REPORT,report);
540 if (irq_debug)
541 print_irqstatus(dev,loop,report,status);
542
543
544 if ((report & SAA7134_IRQ_REPORT_RDCAP) ||
545 (report & SAA7134_IRQ_REPORT_INTL))
546 saa7134_irq_video_signalchange(dev);
547
548
549 if ((report & SAA7134_IRQ_REPORT_DONE_RA0) &&
550 (status & 0x60) == 0)
551 saa7134_irq_video_done(dev,status);
552
553 if ((report & SAA7134_IRQ_REPORT_DONE_RA0) &&
554 (status & 0x40) == 0x40)
555 saa7134_irq_vbi_done(dev,status);
556
557 if ((report & SAA7134_IRQ_REPORT_DONE_RA2) &&
558 card_has_mpeg(dev))
559 saa7134_irq_ts_done(dev,status);
560
561 if (report & SAA7134_IRQ_REPORT_GPIO16) {
562 switch (dev->has_remote) {
563 case SAA7134_REMOTE_GPIO:
564 if (!dev->remote)
565 break;
566 if (dev->remote->mask_keydown & 0x10000) {
567 saa7134_input_irq(dev);
568 }
569 break;
570
571 case SAA7134_REMOTE_I2C:
572 break; /* FIXME: invoke I2C get_key() */
573
574 default: /* GPIO16 not used by IR remote */
575 break;
576 }
577 }
578
579 if (report & SAA7134_IRQ_REPORT_GPIO18) {
580 switch (dev->has_remote) {
581 case SAA7134_REMOTE_GPIO:
582 if (!dev->remote)
583 break;
584 if ((dev->remote->mask_keydown & 0x40000) ||
585 (dev->remote->mask_keyup & 0x40000)) {
586 saa7134_input_irq(dev);
587 }
588 break;
589
590 case SAA7134_REMOTE_I2C:
591 break; /* FIXME: invoke I2C get_key() */
592
593 default: /* GPIO18 not used by IR remote */
594 break;
595 }
596 }
597 }
598
599 if (10 == loop) {
600 print_irqstatus(dev,loop,report,status);
601 if (report & SAA7134_IRQ_REPORT_PE) {
602 /* disable all parity error */
603 printk(KERN_WARNING "%s/irq: looping -- "
604 "clearing PE (parity error!) enable bit\n",dev->name);
605 saa_clearl(SAA7134_IRQ2,SAA7134_IRQ2_INTE_PE);
606 } else if (report & SAA7134_IRQ_REPORT_GPIO16) {
607 /* disable gpio16 IRQ */
608 printk(KERN_WARNING "%s/irq: looping -- "
609 "clearing GPIO16 enable bit\n",dev->name);
610 saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_P);
611 saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_N);
612 } else if (report & SAA7134_IRQ_REPORT_GPIO18) {
613 /* disable gpio18 IRQs */
614 printk(KERN_WARNING "%s/irq: looping -- "
615 "clearing GPIO18 enable bit\n",dev->name);
616 saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_P);
617 saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_N);
618 } else {
619 /* disable all irqs */
620 printk(KERN_WARNING "%s/irq: looping -- "
621 "clearing all enable bits\n",dev->name);
622 saa_writel(SAA7134_IRQ1,0);
623 saa_writel(SAA7134_IRQ2,0);
624 }
625 }
626
627 out:
628 return IRQ_RETVAL(handled);
629 }
630
631 /* ------------------------------------------------------------------ */
632
633 /* early init (no i2c, no irq) */
634
635 static int saa7134_hw_enable1(struct saa7134_dev *dev)
636 {
637 /* RAM FIFO config */
638 saa_writel(SAA7134_FIFO_SIZE, 0x08070503);
639 saa_writel(SAA7134_THRESHOULD, 0x02020202);
640
641 /* enable audio + video processing */
642 saa_writel(SAA7134_MAIN_CTRL,
643 SAA7134_MAIN_CTRL_VPLLE |
644 SAA7134_MAIN_CTRL_APLLE |
645 SAA7134_MAIN_CTRL_EXOSC |
646 SAA7134_MAIN_CTRL_EVFE1 |
647 SAA7134_MAIN_CTRL_EVFE2 |
648 SAA7134_MAIN_CTRL_ESFE |
649 SAA7134_MAIN_CTRL_EBDAC);
650
651 /*
652 * Initialize OSS _after_ enabling audio clock PLL and audio processing.
653 * OSS initialization writes to registers via the audio DSP; these
654 * writes will fail unless the audio clock has been started. At worst,
655 * audio will not work.
656 */
657
658 /* enable peripheral devices */
659 saa_writeb(SAA7134_SPECIAL_MODE, 0x01);
660
661 /* set vertical line numbering start (vbi needs this) */
662 saa_writeb(SAA7134_SOURCE_TIMING2, 0x20);
663
664 return 0;
665 }
666
667 static int saa7134_hwinit1(struct saa7134_dev *dev)
668 {
669 dprintk("hwinit1\n");
670
671 saa_writel(SAA7134_IRQ1, 0);
672 saa_writel(SAA7134_IRQ2, 0);
673
674 /* Clear any stale IRQ reports */
675 saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT));
676
677 mutex_init(&dev->lock);
678 spin_lock_init(&dev->slock);
679
680 saa7134_track_gpio(dev,"pre-init");
681 saa7134_video_init1(dev);
682 saa7134_vbi_init1(dev);
683 if (card_has_mpeg(dev))
684 saa7134_ts_init1(dev);
685 saa7134_input_init1(dev);
686
687 saa7134_hw_enable1(dev);
688
689 return 0;
690 }
691
692 /* late init (with i2c + irq) */
693 static int saa7134_hw_enable2(struct saa7134_dev *dev)
694 {
695
696 unsigned int irq2_mask;
697
698 /* enable IRQ's */
699 irq2_mask =
700 SAA7134_IRQ2_INTE_DEC3 |
701 SAA7134_IRQ2_INTE_DEC2 |
702 SAA7134_IRQ2_INTE_DEC1 |
703 SAA7134_IRQ2_INTE_DEC0 |
704 SAA7134_IRQ2_INTE_PE |
705 SAA7134_IRQ2_INTE_AR;
706
707 if (dev->has_remote == SAA7134_REMOTE_GPIO && dev->remote) {
708 if (dev->remote->mask_keydown & 0x10000)
709 irq2_mask |= SAA7134_IRQ2_INTE_GPIO16_N;
710 else { /* Allow enabling both IRQ edge triggers */
711 if (dev->remote->mask_keydown & 0x40000)
712 irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_P;
713 if (dev->remote->mask_keyup & 0x40000)
714 irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_N;
715 }
716 }
717
718 if (dev->has_remote == SAA7134_REMOTE_I2C) {
719 request_module("ir-kbd-i2c");
720 }
721
722 saa_writel(SAA7134_IRQ1, 0);
723 saa_writel(SAA7134_IRQ2, irq2_mask);
724
725 return 0;
726 }
727
728 static int saa7134_hwinit2(struct saa7134_dev *dev)
729 {
730
731 dprintk("hwinit2\n");
732
733 saa7134_video_init2(dev);
734 saa7134_tvaudio_init2(dev);
735
736 saa7134_hw_enable2(dev);
737
738 return 0;
739 }
740
741
742 /* shutdown */
743 static int saa7134_hwfini(struct saa7134_dev *dev)
744 {
745 dprintk("hwfini\n");
746
747 if (card_has_mpeg(dev))
748 saa7134_ts_fini(dev);
749 saa7134_input_fini(dev);
750 saa7134_vbi_fini(dev);
751 saa7134_tvaudio_fini(dev);
752 return 0;
753 }
754
755 static void __devinit must_configure_manually(void)
756 {
757 unsigned int i,p;
758
759 printk(KERN_WARNING
760 "saa7134: <rant>\n"
761 "saa7134: Congratulations! Your TV card vendor saved a few\n"
762 "saa7134: cents for a eeprom, thus your pci board has no\n"
763 "saa7134: subsystem ID and I can't identify it automatically\n"
764 "saa7134: </rant>\n"
765 "saa7134: I feel better now. Ok, here are the good news:\n"
766 "saa7134: You can use the card=<nr> insmod option to specify\n"
767 "saa7134: which board do you have. The list:\n");
768 for (i = 0; i < saa7134_bcount; i++) {
769 printk(KERN_WARNING "saa7134: card=%d -> %-40.40s",
770 i,saa7134_boards[i].name);
771 for (p = 0; saa7134_pci_tbl[p].driver_data; p++) {
772 if (saa7134_pci_tbl[p].driver_data != i)
773 continue;
774 printk(" %04x:%04x",
775 saa7134_pci_tbl[p].subvendor,
776 saa7134_pci_tbl[p].subdevice);
777 }
778 printk("\n");
779 }
780 }
781
782 static struct video_device *vdev_init(struct saa7134_dev *dev,
783 struct video_device *template,
784 char *type)
785 {
786 struct video_device *vfd;
787
788 vfd = video_device_alloc();
789 if (NULL == vfd)
790 return NULL;
791 *vfd = *template;
792 vfd->v4l2_dev = &dev->v4l2_dev;
793 vfd->release = video_device_release;
794 vfd->debug = video_debug;
795 snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)",
796 dev->name, type, saa7134_boards[dev->board].name);
797 video_set_drvdata(vfd, dev);
798 return vfd;
799 }
800
801 static void saa7134_unregister_video(struct saa7134_dev *dev)
802 {
803 if (dev->video_dev) {
804 if (video_is_registered(dev->video_dev))
805 video_unregister_device(dev->video_dev);
806 else
807 video_device_release(dev->video_dev);
808 dev->video_dev = NULL;
809 }
810 if (dev->vbi_dev) {
811 if (video_is_registered(dev->vbi_dev))
812 video_unregister_device(dev->vbi_dev);
813 else
814 video_device_release(dev->vbi_dev);
815 dev->vbi_dev = NULL;
816 }
817 if (dev->radio_dev) {
818 if (video_is_registered(dev->radio_dev))
819 video_unregister_device(dev->radio_dev);
820 else
821 video_device_release(dev->radio_dev);
822 dev->radio_dev = NULL;
823 }
824 }
825
826 static void mpeg_ops_attach(struct saa7134_mpeg_ops *ops,
827 struct saa7134_dev *dev)
828 {
829 int err;
830
831 if (NULL != dev->mops)
832 return;
833 if (saa7134_boards[dev->board].mpeg != ops->type)
834 return;
835 err = ops->init(dev);
836 if (0 != err)
837 return;
838 dev->mops = ops;
839 }
840
841 static void mpeg_ops_detach(struct saa7134_mpeg_ops *ops,
842 struct saa7134_dev *dev)
843 {
844 if (NULL == dev->mops)
845 return;
846 if (dev->mops != ops)
847 return;
848 dev->mops->fini(dev);
849 dev->mops = NULL;
850 }
851
852 static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
853 const struct pci_device_id *pci_id)
854 {
855 struct saa7134_dev *dev;
856 struct saa7134_mpeg_ops *mops;
857 int err;
858
859 if (saa7134_devcount == SAA7134_MAXBOARDS)
860 return -ENOMEM;
861
862 dev = kzalloc(sizeof(*dev),GFP_KERNEL);
863 if (NULL == dev)
864 return -ENOMEM;
865
866 err = v4l2_device_register(&pci_dev->dev, &dev->v4l2_dev);
867 if (err)
868 goto fail0;
869
870 /* pci init */
871 dev->pci = pci_dev;
872 if (pci_enable_device(pci_dev)) {
873 err = -EIO;
874 goto fail1;
875 }
876
877 dev->nr = saa7134_devcount;
878 sprintf(dev->name,"saa%x[%d]",pci_dev->device,dev->nr);
879
880 /* pci quirks */
881 if (pci_pci_problems) {
882 if (pci_pci_problems & PCIPCI_TRITON)
883 printk(KERN_INFO "%s: quirk: PCIPCI_TRITON\n", dev->name);
884 if (pci_pci_problems & PCIPCI_NATOMA)
885 printk(KERN_INFO "%s: quirk: PCIPCI_NATOMA\n", dev->name);
886 if (pci_pci_problems & PCIPCI_VIAETBF)
887 printk(KERN_INFO "%s: quirk: PCIPCI_VIAETBF\n", dev->name);
888 if (pci_pci_problems & PCIPCI_VSFX)
889 printk(KERN_INFO "%s: quirk: PCIPCI_VSFX\n",dev->name);
890 #ifdef PCIPCI_ALIMAGIK
891 if (pci_pci_problems & PCIPCI_ALIMAGIK) {
892 printk(KERN_INFO "%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n",
893 dev->name);
894 latency = 0x0A;
895 }
896 #endif
897 if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL)) {
898 printk(KERN_INFO "%s: quirk: this driver and your "
899 "chipset may not work together"
900 " in overlay mode.\n",dev->name);
901 if (!saa7134_no_overlay) {
902 printk(KERN_INFO "%s: quirk: overlay "
903 "mode will be disabled.\n",
904 dev->name);
905 saa7134_no_overlay = 1;
906 } else {
907 printk(KERN_INFO "%s: quirk: overlay "
908 "mode will be forced. Use this"
909 " option at your own risk.\n",
910 dev->name);
911 }
912 }
913 }
914 if (UNSET != latency) {
915 printk(KERN_INFO "%s: setting pci latency timer to %d\n",
916 dev->name,latency);
917 pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency);
918 }
919
920 /* print pci info */
921 pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
922 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
923 printk(KERN_INFO "%s: found at %s, rev: %d, irq: %d, "
924 "latency: %d, mmio: 0x%llx\n", dev->name,
925 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
926 dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
927 pci_set_master(pci_dev);
928 if (!pci_dma_supported(pci_dev, DMA_BIT_MASK(32))) {
929 printk("%s: Oops: no 32bit PCI DMA ???\n",dev->name);
930 err = -EIO;
931 goto fail1;
932 }
933
934 /* board config */
935 dev->board = pci_id->driver_data;
936 if (card[dev->nr] >= 0 &&
937 card[dev->nr] < saa7134_bcount)
938 dev->board = card[dev->nr];
939 if (SAA7134_BOARD_NOAUTO == dev->board) {
940 must_configure_manually();
941 dev->board = SAA7134_BOARD_UNKNOWN;
942 }
943 dev->autodetected = card[dev->nr] != dev->board;
944 dev->tuner_type = saa7134_boards[dev->board].tuner_type;
945 dev->tuner_addr = saa7134_boards[dev->board].tuner_addr;
946 dev->radio_type = saa7134_boards[dev->board].radio_type;
947 dev->radio_addr = saa7134_boards[dev->board].radio_addr;
948 dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf;
949 if (UNSET != tuner[dev->nr])
950 dev->tuner_type = tuner[dev->nr];
951 printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
952 dev->name,pci_dev->subsystem_vendor,
953 pci_dev->subsystem_device,saa7134_boards[dev->board].name,
954 dev->board, dev->autodetected ?
955 "autodetected" : "insmod option");
956
957 /* get mmio */
958 if (!request_mem_region(pci_resource_start(pci_dev,0),
959 pci_resource_len(pci_dev,0),
960 dev->name)) {
961 err = -EBUSY;
962 printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx\n",
963 dev->name,(unsigned long long)pci_resource_start(pci_dev,0));
964 goto fail1;
965 }
966 dev->lmmio = ioremap(pci_resource_start(pci_dev, 0),
967 pci_resource_len(pci_dev, 0));
968 dev->bmmio = (__u8 __iomem *)dev->lmmio;
969 if (NULL == dev->lmmio) {
970 err = -EIO;
971 printk(KERN_ERR "%s: can't ioremap() MMIO memory\n",
972 dev->name);
973 goto fail2;
974 }
975
976 /* initialize hardware #1 */
977 saa7134_board_init1(dev);
978 saa7134_hwinit1(dev);
979
980 /* get irq */
981 err = request_irq(pci_dev->irq, saa7134_irq,
982 IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
983 if (err < 0) {
984 printk(KERN_ERR "%s: can't get IRQ %d\n",
985 dev->name,pci_dev->irq);
986 goto fail3;
987 }
988
989 /* wait a bit, register i2c bus */
990 msleep(100);
991 saa7134_i2c_register(dev);
992 saa7134_board_init2(dev);
993
994 saa7134_hwinit2(dev);
995
996 /* load i2c helpers */
997 if (card_is_empress(dev)) {
998 struct v4l2_subdev *sd =
999 v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
1000 "saa6752hs",
1001 saa7134_boards[dev->board].empress_addr, NULL);
1002
1003 if (sd)
1004 sd->grp_id = GRP_EMPRESS;
1005 }
1006
1007 if (saa7134_boards[dev->board].rds_addr) {
1008 struct v4l2_subdev *sd;
1009
1010 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1011 &dev->i2c_adap, "saa6588",
1012 0, I2C_ADDRS(saa7134_boards[dev->board].rds_addr));
1013 if (sd) {
1014 printk(KERN_INFO "%s: found RDS decoder\n", dev->name);
1015 dev->has_rds = 1;
1016 }
1017 }
1018
1019 v4l2_prio_init(&dev->prio);
1020
1021 mutex_lock(&saa7134_devlist_lock);
1022 list_for_each_entry(mops, &mops_list, next)
1023 mpeg_ops_attach(mops, dev);
1024 list_add_tail(&dev->devlist, &saa7134_devlist);
1025 mutex_unlock(&saa7134_devlist_lock);
1026
1027 /* check for signal */
1028 saa7134_irq_video_signalchange(dev);
1029
1030 if (TUNER_ABSENT != dev->tuner_type)
1031 saa_call_all(dev, core, s_power, 0);
1032
1033 /* register v4l devices */
1034 if (saa7134_no_overlay > 0)
1035 printk(KERN_INFO "%s: Overlay support disabled.\n", dev->name);
1036
1037 dev->video_dev = vdev_init(dev,&saa7134_video_template,"video");
1038 err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1039 video_nr[dev->nr]);
1040 if (err < 0) {
1041 printk(KERN_INFO "%s: can't register video device\n",
1042 dev->name);
1043 goto fail4;
1044 }
1045 printk(KERN_INFO "%s: registered device %s [v4l2]\n",
1046 dev->name, video_device_node_name(dev->video_dev));
1047
1048 dev->vbi_dev = vdev_init(dev, &saa7134_video_template, "vbi");
1049
1050 err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1051 vbi_nr[dev->nr]);
1052 if (err < 0)
1053 goto fail4;
1054 printk(KERN_INFO "%s: registered device %s\n",
1055 dev->name, video_device_node_name(dev->vbi_dev));
1056
1057 if (card_has_radio(dev)) {
1058 dev->radio_dev = vdev_init(dev,&saa7134_radio_template,"radio");
1059 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1060 radio_nr[dev->nr]);
1061 if (err < 0)
1062 goto fail4;
1063 printk(KERN_INFO "%s: registered device %s\n",
1064 dev->name, video_device_node_name(dev->radio_dev));
1065 }
1066
1067 /* everything worked */
1068 saa7134_devcount++;
1069
1070 if (saa7134_dmasound_init && !dev->dmasound.priv_data)
1071 saa7134_dmasound_init(dev);
1072
1073 request_submodules(dev);
1074 return 0;
1075
1076 fail4:
1077 saa7134_unregister_video(dev);
1078 saa7134_i2c_unregister(dev);
1079 free_irq(pci_dev->irq, dev);
1080 fail3:
1081 saa7134_hwfini(dev);
1082 iounmap(dev->lmmio);
1083 fail2:
1084 release_mem_region(pci_resource_start(pci_dev,0),
1085 pci_resource_len(pci_dev,0));
1086 fail1:
1087 v4l2_device_unregister(&dev->v4l2_dev);
1088 fail0:
1089 kfree(dev);
1090 return err;
1091 }
1092
1093 static void __devexit saa7134_finidev(struct pci_dev *pci_dev)
1094 {
1095 struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);
1096 struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev);
1097 struct saa7134_mpeg_ops *mops;
1098
1099 flush_request_submodules(dev);
1100
1101 /* Release DMA sound modules if present */
1102 if (saa7134_dmasound_exit && dev->dmasound.priv_data) {
1103 saa7134_dmasound_exit(dev);
1104 }
1105
1106 /* debugging ... */
1107 if (irq_debug) {
1108 u32 report = saa_readl(SAA7134_IRQ_REPORT);
1109 u32 status = saa_readl(SAA7134_IRQ_STATUS);
1110 print_irqstatus(dev,42,report,status);
1111 }
1112
1113 /* disable peripheral devices */
1114 saa_writeb(SAA7134_SPECIAL_MODE,0);
1115
1116 /* shutdown hardware */
1117 saa_writel(SAA7134_IRQ1,0);
1118 saa_writel(SAA7134_IRQ2,0);
1119 saa_writel(SAA7134_MAIN_CTRL,0);
1120
1121 /* shutdown subsystems */
1122 saa7134_hwfini(dev);
1123
1124 /* unregister */
1125 mutex_lock(&saa7134_devlist_lock);
1126 list_del(&dev->devlist);
1127 list_for_each_entry(mops, &mops_list, next)
1128 mpeg_ops_detach(mops, dev);
1129 mutex_unlock(&saa7134_devlist_lock);
1130 saa7134_devcount--;
1131
1132 saa7134_i2c_unregister(dev);
1133 saa7134_unregister_video(dev);
1134
1135
1136 /* the DMA sound modules should be unloaded before reaching
1137 this, but just in case they are still present... */
1138 if (dev->dmasound.priv_data != NULL) {
1139 free_irq(pci_dev->irq, &dev->dmasound);
1140 dev->dmasound.priv_data = NULL;
1141 }
1142
1143
1144 /* release resources */
1145 free_irq(pci_dev->irq, dev);
1146 iounmap(dev->lmmio);
1147 release_mem_region(pci_resource_start(pci_dev,0),
1148 pci_resource_len(pci_dev,0));
1149
1150
1151 v4l2_device_unregister(&dev->v4l2_dev);
1152
1153 /* free memory */
1154 kfree(dev);
1155 }
1156
1157 #ifdef CONFIG_PM
1158
1159 /* resends a current buffer in queue after resume */
1160 static int saa7134_buffer_requeue(struct saa7134_dev *dev,
1161 struct saa7134_dmaqueue *q)
1162 {
1163 struct saa7134_buf *buf, *next;
1164
1165 assert_spin_locked(&dev->slock);
1166
1167 buf = q->curr;
1168 next = buf;
1169 dprintk("buffer_requeue\n");
1170
1171 if (!buf)
1172 return 0;
1173
1174 dprintk("buffer_requeue : resending active buffers \n");
1175
1176 if (!list_empty(&q->queue))
1177 next = list_entry(q->queue.next, struct saa7134_buf,
1178 vb.queue);
1179 buf->activate(dev, buf, next);
1180
1181 return 0;
1182 }
1183
1184 static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state)
1185 {
1186 struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);
1187 struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev);
1188
1189 /* disable overlay - apps should enable it explicitly on resume*/
1190 dev->ovenable = 0;
1191
1192 /* Disable interrupts, DMA, and rest of the chip*/
1193 saa_writel(SAA7134_IRQ1, 0);
1194 saa_writel(SAA7134_IRQ2, 0);
1195 saa_writel(SAA7134_MAIN_CTRL, 0);
1196
1197 dev->insuspend = 1;
1198 synchronize_irq(pci_dev->irq);
1199
1200 /* ACK interrupts once more, just in case,
1201 since the IRQ handler won't ack them anymore*/
1202
1203 saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT));
1204
1205 /* Disable timeout timers - if we have active buffers, we will
1206 fill them on resume*/
1207
1208 del_timer(&dev->video_q.timeout);
1209 del_timer(&dev->vbi_q.timeout);
1210 del_timer(&dev->ts_q.timeout);
1211
1212 if (dev->remote)
1213 saa7134_ir_stop(dev);
1214
1215 pci_save_state(pci_dev);
1216 pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
1217
1218 return 0;
1219 }
1220
1221 static int saa7134_resume(struct pci_dev *pci_dev)
1222 {
1223 struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);
1224 struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev);
1225 unsigned long flags;
1226
1227 pci_set_power_state(pci_dev, PCI_D0);
1228 pci_restore_state(pci_dev);
1229
1230 /* Do things that are done in saa7134_initdev ,
1231 except of initializing memory structures.*/
1232
1233 saa7134_board_init1(dev);
1234
1235 /* saa7134_hwinit1 */
1236 if (saa7134_boards[dev->board].video_out)
1237 saa7134_videoport_init(dev);
1238 if (card_has_mpeg(dev))
1239 saa7134_ts_init_hw(dev);
1240 if (dev->remote)
1241 saa7134_ir_start(dev);
1242 saa7134_hw_enable1(dev);
1243
1244 msleep(100);
1245
1246 saa7134_board_init2(dev);
1247
1248 /*saa7134_hwinit2*/
1249 saa7134_set_tvnorm_hw(dev);
1250 saa7134_tvaudio_setmute(dev);
1251 saa7134_tvaudio_setvolume(dev, dev->ctl_volume);
1252 saa7134_tvaudio_init(dev);
1253 saa7134_tvaudio_do_scan(dev);
1254 saa7134_enable_i2s(dev);
1255 saa7134_hw_enable2(dev);
1256
1257 saa7134_irq_video_signalchange(dev);
1258
1259 /*resume unfinished buffer(s)*/
1260 spin_lock_irqsave(&dev->slock, flags);
1261 saa7134_buffer_requeue(dev, &dev->video_q);
1262 saa7134_buffer_requeue(dev, &dev->vbi_q);
1263 saa7134_buffer_requeue(dev, &dev->ts_q);
1264
1265 /* FIXME: Disable DMA audio sound - temporary till proper support
1266 is implemented*/
1267
1268 dev->dmasound.dma_running = 0;
1269
1270 /* start DMA now*/
1271 dev->insuspend = 0;
1272 smp_wmb();
1273 saa7134_set_dmabits(dev);
1274 spin_unlock_irqrestore(&dev->slock, flags);
1275
1276 return 0;
1277 }
1278 #endif
1279
1280 /* ----------------------------------------------------------- */
1281
1282 int saa7134_ts_register(struct saa7134_mpeg_ops *ops)
1283 {
1284 struct saa7134_dev *dev;
1285
1286 mutex_lock(&saa7134_devlist_lock);
1287 list_for_each_entry(dev, &saa7134_devlist, devlist)
1288 mpeg_ops_attach(ops, dev);
1289 list_add_tail(&ops->next,&mops_list);
1290 mutex_unlock(&saa7134_devlist_lock);
1291 return 0;
1292 }
1293
1294 void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops)
1295 {
1296 struct saa7134_dev *dev;
1297
1298 mutex_lock(&saa7134_devlist_lock);
1299 list_del(&ops->next);
1300 list_for_each_entry(dev, &saa7134_devlist, devlist)
1301 mpeg_ops_detach(ops, dev);
1302 mutex_unlock(&saa7134_devlist_lock);
1303 }
1304
1305 EXPORT_SYMBOL(saa7134_ts_register);
1306 EXPORT_SYMBOL(saa7134_ts_unregister);
1307
1308 /* ----------------------------------------------------------- */
1309
1310 static struct pci_driver saa7134_pci_driver = {
1311 .name = "saa7134",
1312 .id_table = saa7134_pci_tbl,
1313 .probe = saa7134_initdev,
1314 .remove = __devexit_p(saa7134_finidev),
1315 #ifdef CONFIG_PM
1316 .suspend = saa7134_suspend,
1317 .resume = saa7134_resume
1318 #endif
1319 };
1320
1321 static int __init saa7134_init(void)
1322 {
1323 INIT_LIST_HEAD(&saa7134_devlist);
1324 printk(KERN_INFO "saa7130/34: v4l2 driver version %d.%d.%d loaded\n",
1325 (SAA7134_VERSION_CODE >> 16) & 0xff,
1326 (SAA7134_VERSION_CODE >> 8) & 0xff,
1327 SAA7134_VERSION_CODE & 0xff);
1328 #ifdef SNAPSHOT
1329 printk(KERN_INFO "saa7130/34: snapshot date %04d-%02d-%02d\n",
1330 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1331 #endif
1332 return pci_register_driver(&saa7134_pci_driver);
1333 }
1334
1335 static void __exit saa7134_fini(void)
1336 {
1337 pci_unregister_driver(&saa7134_pci_driver);
1338 }
1339
1340 module_init(saa7134_init);
1341 module_exit(saa7134_fini);
1342
1343 /* ----------------------------------------------------------- */
1344
1345 EXPORT_SYMBOL(saa7134_set_gpio);
1346 EXPORT_SYMBOL(saa7134_boards);
1347
1348 /* ----------------- for the DMA sound modules --------------- */
1349
1350 EXPORT_SYMBOL(saa7134_dmasound_init);
1351 EXPORT_SYMBOL(saa7134_dmasound_exit);
1352 EXPORT_SYMBOL(saa7134_pgtable_free);
1353 EXPORT_SYMBOL(saa7134_pgtable_build);
1354 EXPORT_SYMBOL(saa7134_pgtable_alloc);
1355 EXPORT_SYMBOL(saa7134_set_dmabits);
1356
1357 /* ----------------------------------------------------------- */
1358 /*
1359 * Local variables:
1360 * c-basic-offset: 8
1361 * End:
1362 */
Linux with added FPC-III support