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Merge branch 'for-linus' of git://neil.brown.name/md
[deliverable/linux.git] / drivers / media / video / cx88 / cx88-video.c
1 /*
2 *
3 * device driver for Conexant 2388x based TV cards
4 * video4linux video interface
5 *
6 * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
7 *
8 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
9 * - Multituner support
10 * - video_ioctl2 conversion
11 * - PAL/M fixes
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 */
27
28 #include <linux/init.h>
29 #include <linux/list.h>
30 #include <linux/module.h>
31 #include <linux/kmod.h>
32 #include <linux/kernel.h>
33 #include <linux/slab.h>
34 #include <linux/interrupt.h>
35 #include <linux/dma-mapping.h>
36 #include <linux/delay.h>
37 #include <linux/kthread.h>
38 #include <asm/div64.h>
39
40 #include "cx88.h"
41 #include <media/v4l2-common.h>
42 #include <media/v4l2-ioctl.h>
43
44 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
45 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
46 MODULE_LICENSE("GPL");
47
48 /* ------------------------------------------------------------------ */
49
50 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
51 static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
52 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
53
54 module_param_array(video_nr, int, NULL, 0444);
55 module_param_array(vbi_nr, int, NULL, 0444);
56 module_param_array(radio_nr, int, NULL, 0444);
57
58 MODULE_PARM_DESC(video_nr,"video device numbers");
59 MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
60 MODULE_PARM_DESC(radio_nr,"radio device numbers");
61
62 static unsigned int video_debug;
63 module_param(video_debug,int,0644);
64 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
65
66 static unsigned int irq_debug;
67 module_param(irq_debug,int,0644);
68 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
69
70 static unsigned int vid_limit = 16;
71 module_param(vid_limit,int,0644);
72 MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
73
74 #define dprintk(level,fmt, arg...) if (video_debug >= level) \
75 printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
76
77 /* ------------------------------------------------------------------ */
78
79 static LIST_HEAD(cx8800_devlist);
80
81 /* ------------------------------------------------------------------- */
82 /* static data */
83
84 static struct cx8800_fmt formats[] = {
85 {
86 .name = "8 bpp, gray",
87 .fourcc = V4L2_PIX_FMT_GREY,
88 .cxformat = ColorFormatY8,
89 .depth = 8,
90 .flags = FORMAT_FLAGS_PACKED,
91 },{
92 .name = "15 bpp RGB, le",
93 .fourcc = V4L2_PIX_FMT_RGB555,
94 .cxformat = ColorFormatRGB15,
95 .depth = 16,
96 .flags = FORMAT_FLAGS_PACKED,
97 },{
98 .name = "15 bpp RGB, be",
99 .fourcc = V4L2_PIX_FMT_RGB555X,
100 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
101 .depth = 16,
102 .flags = FORMAT_FLAGS_PACKED,
103 },{
104 .name = "16 bpp RGB, le",
105 .fourcc = V4L2_PIX_FMT_RGB565,
106 .cxformat = ColorFormatRGB16,
107 .depth = 16,
108 .flags = FORMAT_FLAGS_PACKED,
109 },{
110 .name = "16 bpp RGB, be",
111 .fourcc = V4L2_PIX_FMT_RGB565X,
112 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
113 .depth = 16,
114 .flags = FORMAT_FLAGS_PACKED,
115 },{
116 .name = "24 bpp RGB, le",
117 .fourcc = V4L2_PIX_FMT_BGR24,
118 .cxformat = ColorFormatRGB24,
119 .depth = 24,
120 .flags = FORMAT_FLAGS_PACKED,
121 },{
122 .name = "32 bpp RGB, le",
123 .fourcc = V4L2_PIX_FMT_BGR32,
124 .cxformat = ColorFormatRGB32,
125 .depth = 32,
126 .flags = FORMAT_FLAGS_PACKED,
127 },{
128 .name = "32 bpp RGB, be",
129 .fourcc = V4L2_PIX_FMT_RGB32,
130 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
131 .depth = 32,
132 .flags = FORMAT_FLAGS_PACKED,
133 },{
134 .name = "4:2:2, packed, YUYV",
135 .fourcc = V4L2_PIX_FMT_YUYV,
136 .cxformat = ColorFormatYUY2,
137 .depth = 16,
138 .flags = FORMAT_FLAGS_PACKED,
139 },{
140 .name = "4:2:2, packed, UYVY",
141 .fourcc = V4L2_PIX_FMT_UYVY,
142 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
143 .depth = 16,
144 .flags = FORMAT_FLAGS_PACKED,
145 },
146 };
147
148 static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
149 {
150 unsigned int i;
151
152 for (i = 0; i < ARRAY_SIZE(formats); i++)
153 if (formats[i].fourcc == fourcc)
154 return formats+i;
155 return NULL;
156 }
157
158 /* ------------------------------------------------------------------- */
159
160 static const struct v4l2_queryctrl no_ctl = {
161 .name = "42",
162 .flags = V4L2_CTRL_FLAG_DISABLED,
163 };
164
165 static struct cx88_ctrl cx8800_ctls[] = {
166 /* --- video --- */
167 {
168 .v = {
169 .id = V4L2_CID_BRIGHTNESS,
170 .name = "Brightness",
171 .minimum = 0x00,
172 .maximum = 0xff,
173 .step = 1,
174 .default_value = 0x7f,
175 .type = V4L2_CTRL_TYPE_INTEGER,
176 },
177 .off = 128,
178 .reg = MO_CONTR_BRIGHT,
179 .mask = 0x00ff,
180 .shift = 0,
181 },{
182 .v = {
183 .id = V4L2_CID_CONTRAST,
184 .name = "Contrast",
185 .minimum = 0,
186 .maximum = 0xff,
187 .step = 1,
188 .default_value = 0x3f,
189 .type = V4L2_CTRL_TYPE_INTEGER,
190 },
191 .off = 0,
192 .reg = MO_CONTR_BRIGHT,
193 .mask = 0xff00,
194 .shift = 8,
195 },{
196 .v = {
197 .id = V4L2_CID_HUE,
198 .name = "Hue",
199 .minimum = 0,
200 .maximum = 0xff,
201 .step = 1,
202 .default_value = 0x7f,
203 .type = V4L2_CTRL_TYPE_INTEGER,
204 },
205 .off = 128,
206 .reg = MO_HUE,
207 .mask = 0x00ff,
208 .shift = 0,
209 },{
210 /* strictly, this only describes only U saturation.
211 * V saturation is handled specially through code.
212 */
213 .v = {
214 .id = V4L2_CID_SATURATION,
215 .name = "Saturation",
216 .minimum = 0,
217 .maximum = 0xff,
218 .step = 1,
219 .default_value = 0x7f,
220 .type = V4L2_CTRL_TYPE_INTEGER,
221 },
222 .off = 0,
223 .reg = MO_UV_SATURATION,
224 .mask = 0x00ff,
225 .shift = 0,
226 },{
227 .v = {
228 .id = V4L2_CID_CHROMA_AGC,
229 .name = "Chroma AGC",
230 .minimum = 0,
231 .maximum = 1,
232 .default_value = 0x1,
233 .type = V4L2_CTRL_TYPE_BOOLEAN,
234 },
235 .reg = MO_INPUT_FORMAT,
236 .mask = 1 << 10,
237 .shift = 10,
238 }, {
239 .v = {
240 .id = V4L2_CID_COLOR_KILLER,
241 .name = "Color killer",
242 .minimum = 0,
243 .maximum = 1,
244 .default_value = 0x1,
245 .type = V4L2_CTRL_TYPE_BOOLEAN,
246 },
247 .reg = MO_INPUT_FORMAT,
248 .mask = 1 << 9,
249 .shift = 9,
250 }, {
251 /* --- audio --- */
252 .v = {
253 .id = V4L2_CID_AUDIO_MUTE,
254 .name = "Mute",
255 .minimum = 0,
256 .maximum = 1,
257 .default_value = 1,
258 .type = V4L2_CTRL_TYPE_BOOLEAN,
259 },
260 .reg = AUD_VOL_CTL,
261 .sreg = SHADOW_AUD_VOL_CTL,
262 .mask = (1 << 6),
263 .shift = 6,
264 },{
265 .v = {
266 .id = V4L2_CID_AUDIO_VOLUME,
267 .name = "Volume",
268 .minimum = 0,
269 .maximum = 0x3f,
270 .step = 1,
271 .default_value = 0x3f,
272 .type = V4L2_CTRL_TYPE_INTEGER,
273 },
274 .reg = AUD_VOL_CTL,
275 .sreg = SHADOW_AUD_VOL_CTL,
276 .mask = 0x3f,
277 .shift = 0,
278 },{
279 .v = {
280 .id = V4L2_CID_AUDIO_BALANCE,
281 .name = "Balance",
282 .minimum = 0,
283 .maximum = 0x7f,
284 .step = 1,
285 .default_value = 0x40,
286 .type = V4L2_CTRL_TYPE_INTEGER,
287 },
288 .reg = AUD_BAL_CTL,
289 .sreg = SHADOW_AUD_BAL_CTL,
290 .mask = 0x7f,
291 .shift = 0,
292 }
293 };
294 static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls);
295
296 /* Must be sorted from low to high control ID! */
297 const u32 cx88_user_ctrls[] = {
298 V4L2_CID_USER_CLASS,
299 V4L2_CID_BRIGHTNESS,
300 V4L2_CID_CONTRAST,
301 V4L2_CID_SATURATION,
302 V4L2_CID_HUE,
303 V4L2_CID_AUDIO_VOLUME,
304 V4L2_CID_AUDIO_BALANCE,
305 V4L2_CID_AUDIO_MUTE,
306 V4L2_CID_CHROMA_AGC,
307 V4L2_CID_COLOR_KILLER,
308 0
309 };
310 EXPORT_SYMBOL(cx88_user_ctrls);
311
312 static const u32 *ctrl_classes[] = {
313 cx88_user_ctrls,
314 NULL
315 };
316
317 int cx8800_ctrl_query(struct cx88_core *core, struct v4l2_queryctrl *qctrl)
318 {
319 int i;
320
321 if (qctrl->id < V4L2_CID_BASE ||
322 qctrl->id >= V4L2_CID_LASTP1)
323 return -EINVAL;
324 for (i = 0; i < CX8800_CTLS; i++)
325 if (cx8800_ctls[i].v.id == qctrl->id)
326 break;
327 if (i == CX8800_CTLS) {
328 *qctrl = no_ctl;
329 return 0;
330 }
331 *qctrl = cx8800_ctls[i].v;
332 /* Report chroma AGC as inactive when SECAM is selected */
333 if (cx8800_ctls[i].v.id == V4L2_CID_CHROMA_AGC &&
334 core->tvnorm & V4L2_STD_SECAM)
335 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
336
337 return 0;
338 }
339 EXPORT_SYMBOL(cx8800_ctrl_query);
340
341 /* ------------------------------------------------------------------- */
342 /* resource management */
343
344 static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
345 {
346 struct cx88_core *core = dev->core;
347 if (fh->resources & bit)
348 /* have it already allocated */
349 return 1;
350
351 /* is it free? */
352 mutex_lock(&core->lock);
353 if (dev->resources & bit) {
354 /* no, someone else uses it */
355 mutex_unlock(&core->lock);
356 return 0;
357 }
358 /* it's free, grab it */
359 fh->resources |= bit;
360 dev->resources |= bit;
361 dprintk(1,"res: get %d\n",bit);
362 mutex_unlock(&core->lock);
363 return 1;
364 }
365
366 static
367 int res_check(struct cx8800_fh *fh, unsigned int bit)
368 {
369 return (fh->resources & bit);
370 }
371
372 static
373 int res_locked(struct cx8800_dev *dev, unsigned int bit)
374 {
375 return (dev->resources & bit);
376 }
377
378 static
379 void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
380 {
381 struct cx88_core *core = dev->core;
382 BUG_ON((fh->resources & bits) != bits);
383
384 mutex_lock(&core->lock);
385 fh->resources &= ~bits;
386 dev->resources &= ~bits;
387 dprintk(1,"res: put %d\n",bits);
388 mutex_unlock(&core->lock);
389 }
390
391 /* ------------------------------------------------------------------ */
392
393 int cx88_video_mux(struct cx88_core *core, unsigned int input)
394 {
395 /* struct cx88_core *core = dev->core; */
396
397 dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
398 input, INPUT(input).vmux,
399 INPUT(input).gpio0,INPUT(input).gpio1,
400 INPUT(input).gpio2,INPUT(input).gpio3);
401 core->input = input;
402 cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
403 cx_write(MO_GP3_IO, INPUT(input).gpio3);
404 cx_write(MO_GP0_IO, INPUT(input).gpio0);
405 cx_write(MO_GP1_IO, INPUT(input).gpio1);
406 cx_write(MO_GP2_IO, INPUT(input).gpio2);
407
408 switch (INPUT(input).type) {
409 case CX88_VMUX_SVIDEO:
410 cx_set(MO_AFECFG_IO, 0x00000001);
411 cx_set(MO_INPUT_FORMAT, 0x00010010);
412 cx_set(MO_FILTER_EVEN, 0x00002020);
413 cx_set(MO_FILTER_ODD, 0x00002020);
414 break;
415 default:
416 cx_clear(MO_AFECFG_IO, 0x00000001);
417 cx_clear(MO_INPUT_FORMAT, 0x00010010);
418 cx_clear(MO_FILTER_EVEN, 0x00002020);
419 cx_clear(MO_FILTER_ODD, 0x00002020);
420 break;
421 }
422
423 /* if there are audioroutes defined, we have an external
424 ADC to deal with audio */
425 if (INPUT(input).audioroute) {
426 /* The wm8775 module has the "2" route hardwired into
427 the initialization. Some boards may use different
428 routes for different inputs. HVR-1300 surely does */
429 if (core->board.audio_chip &&
430 core->board.audio_chip == V4L2_IDENT_WM8775) {
431 struct v4l2_routing route;
432
433 route.input = INPUT(input).audioroute;
434 call_all(core, audio, s_routing, &route);
435 }
436 /* cx2388's C-ADC is connected to the tuner only.
437 When used with S-Video, that ADC is busy dealing with
438 chroma, so an external must be used for baseband audio */
439 if (INPUT(input).type != CX88_VMUX_TELEVISION ) {
440 /* "I2S ADC mode" */
441 core->tvaudio = WW_I2SADC;
442 cx88_set_tvaudio(core);
443 } else {
444 /* Normal mode */
445 cx_write(AUD_I2SCNTL, 0x0);
446 cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
447 }
448 }
449
450 return 0;
451 }
452 EXPORT_SYMBOL(cx88_video_mux);
453
454 /* ------------------------------------------------------------------ */
455
456 static int start_video_dma(struct cx8800_dev *dev,
457 struct cx88_dmaqueue *q,
458 struct cx88_buffer *buf)
459 {
460 struct cx88_core *core = dev->core;
461
462 /* setup fifo + format */
463 cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
464 buf->bpl, buf->risc.dma);
465 cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
466 cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
467
468 /* reset counter */
469 cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
470 q->count = 1;
471
472 /* enable irqs */
473 cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
474
475 /* Enables corresponding bits at PCI_INT_STAT:
476 bits 0 to 4: video, audio, transport stream, VIP, Host
477 bit 7: timer
478 bits 8 and 9: DMA complete for: SRC, DST
479 bits 10 and 11: BERR signal asserted for RISC: RD, WR
480 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
481 */
482 cx_set(MO_VID_INTMSK, 0x0f0011);
483
484 /* enable capture */
485 cx_set(VID_CAPTURE_CONTROL,0x06);
486
487 /* start dma */
488 cx_set(MO_DEV_CNTRL2, (1<<5));
489 cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
490
491 return 0;
492 }
493
494 #ifdef CONFIG_PM
495 static int stop_video_dma(struct cx8800_dev *dev)
496 {
497 struct cx88_core *core = dev->core;
498
499 /* stop dma */
500 cx_clear(MO_VID_DMACNTRL, 0x11);
501
502 /* disable capture */
503 cx_clear(VID_CAPTURE_CONTROL,0x06);
504
505 /* disable irqs */
506 cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
507 cx_clear(MO_VID_INTMSK, 0x0f0011);
508 return 0;
509 }
510 #endif
511
512 static int restart_video_queue(struct cx8800_dev *dev,
513 struct cx88_dmaqueue *q)
514 {
515 struct cx88_core *core = dev->core;
516 struct cx88_buffer *buf, *prev;
517
518 if (!list_empty(&q->active)) {
519 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
520 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
521 buf, buf->vb.i);
522 start_video_dma(dev, q, buf);
523 list_for_each_entry(buf, &q->active, vb.queue)
524 buf->count = q->count++;
525 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
526 return 0;
527 }
528
529 prev = NULL;
530 for (;;) {
531 if (list_empty(&q->queued))
532 return 0;
533 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
534 if (NULL == prev) {
535 list_move_tail(&buf->vb.queue, &q->active);
536 start_video_dma(dev, q, buf);
537 buf->vb.state = VIDEOBUF_ACTIVE;
538 buf->count = q->count++;
539 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
540 dprintk(2,"[%p/%d] restart_queue - first active\n",
541 buf,buf->vb.i);
542
543 } else if (prev->vb.width == buf->vb.width &&
544 prev->vb.height == buf->vb.height &&
545 prev->fmt == buf->fmt) {
546 list_move_tail(&buf->vb.queue, &q->active);
547 buf->vb.state = VIDEOBUF_ACTIVE;
548 buf->count = q->count++;
549 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
550 dprintk(2,"[%p/%d] restart_queue - move to active\n",
551 buf,buf->vb.i);
552 } else {
553 return 0;
554 }
555 prev = buf;
556 }
557 }
558
559 /* ------------------------------------------------------------------ */
560
561 static int
562 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
563 {
564 struct cx8800_fh *fh = q->priv_data;
565
566 *size = fh->fmt->depth*fh->width*fh->height >> 3;
567 if (0 == *count)
568 *count = 32;
569 while (*size * *count > vid_limit * 1024 * 1024)
570 (*count)--;
571 return 0;
572 }
573
574 static int
575 buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
576 enum v4l2_field field)
577 {
578 struct cx8800_fh *fh = q->priv_data;
579 struct cx8800_dev *dev = fh->dev;
580 struct cx88_core *core = dev->core;
581 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
582 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
583 int rc, init_buffer = 0;
584
585 BUG_ON(NULL == fh->fmt);
586 if (fh->width < 48 || fh->width > norm_maxw(core->tvnorm) ||
587 fh->height < 32 || fh->height > norm_maxh(core->tvnorm))
588 return -EINVAL;
589 buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
590 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
591 return -EINVAL;
592
593 if (buf->fmt != fh->fmt ||
594 buf->vb.width != fh->width ||
595 buf->vb.height != fh->height ||
596 buf->vb.field != field) {
597 buf->fmt = fh->fmt;
598 buf->vb.width = fh->width;
599 buf->vb.height = fh->height;
600 buf->vb.field = field;
601 init_buffer = 1;
602 }
603
604 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
605 init_buffer = 1;
606 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
607 goto fail;
608 }
609
610 if (init_buffer) {
611 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
612 switch (buf->vb.field) {
613 case V4L2_FIELD_TOP:
614 cx88_risc_buffer(dev->pci, &buf->risc,
615 dma->sglist, 0, UNSET,
616 buf->bpl, 0, buf->vb.height);
617 break;
618 case V4L2_FIELD_BOTTOM:
619 cx88_risc_buffer(dev->pci, &buf->risc,
620 dma->sglist, UNSET, 0,
621 buf->bpl, 0, buf->vb.height);
622 break;
623 case V4L2_FIELD_INTERLACED:
624 cx88_risc_buffer(dev->pci, &buf->risc,
625 dma->sglist, 0, buf->bpl,
626 buf->bpl, buf->bpl,
627 buf->vb.height >> 1);
628 break;
629 case V4L2_FIELD_SEQ_TB:
630 cx88_risc_buffer(dev->pci, &buf->risc,
631 dma->sglist,
632 0, buf->bpl * (buf->vb.height >> 1),
633 buf->bpl, 0,
634 buf->vb.height >> 1);
635 break;
636 case V4L2_FIELD_SEQ_BT:
637 cx88_risc_buffer(dev->pci, &buf->risc,
638 dma->sglist,
639 buf->bpl * (buf->vb.height >> 1), 0,
640 buf->bpl, 0,
641 buf->vb.height >> 1);
642 break;
643 default:
644 BUG();
645 }
646 }
647 dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
648 buf, buf->vb.i,
649 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
650 (unsigned long)buf->risc.dma);
651
652 buf->vb.state = VIDEOBUF_PREPARED;
653 return 0;
654
655 fail:
656 cx88_free_buffer(q,buf);
657 return rc;
658 }
659
660 static void
661 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
662 {
663 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
664 struct cx88_buffer *prev;
665 struct cx8800_fh *fh = vq->priv_data;
666 struct cx8800_dev *dev = fh->dev;
667 struct cx88_core *core = dev->core;
668 struct cx88_dmaqueue *q = &dev->vidq;
669
670 /* add jump to stopper */
671 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
672 buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
673
674 if (!list_empty(&q->queued)) {
675 list_add_tail(&buf->vb.queue,&q->queued);
676 buf->vb.state = VIDEOBUF_QUEUED;
677 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
678 buf, buf->vb.i);
679
680 } else if (list_empty(&q->active)) {
681 list_add_tail(&buf->vb.queue,&q->active);
682 start_video_dma(dev, q, buf);
683 buf->vb.state = VIDEOBUF_ACTIVE;
684 buf->count = q->count++;
685 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
686 dprintk(2,"[%p/%d] buffer_queue - first active\n",
687 buf, buf->vb.i);
688
689 } else {
690 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
691 if (prev->vb.width == buf->vb.width &&
692 prev->vb.height == buf->vb.height &&
693 prev->fmt == buf->fmt) {
694 list_add_tail(&buf->vb.queue,&q->active);
695 buf->vb.state = VIDEOBUF_ACTIVE;
696 buf->count = q->count++;
697 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
698 dprintk(2,"[%p/%d] buffer_queue - append to active\n",
699 buf, buf->vb.i);
700
701 } else {
702 list_add_tail(&buf->vb.queue,&q->queued);
703 buf->vb.state = VIDEOBUF_QUEUED;
704 dprintk(2,"[%p/%d] buffer_queue - first queued\n",
705 buf, buf->vb.i);
706 }
707 }
708 }
709
710 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
711 {
712 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
713
714 cx88_free_buffer(q,buf);
715 }
716
717 static struct videobuf_queue_ops cx8800_video_qops = {
718 .buf_setup = buffer_setup,
719 .buf_prepare = buffer_prepare,
720 .buf_queue = buffer_queue,
721 .buf_release = buffer_release,
722 };
723
724 /* ------------------------------------------------------------------ */
725
726
727 /* ------------------------------------------------------------------ */
728
729 static struct videobuf_queue* get_queue(struct cx8800_fh *fh)
730 {
731 switch (fh->type) {
732 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
733 return &fh->vidq;
734 case V4L2_BUF_TYPE_VBI_CAPTURE:
735 return &fh->vbiq;
736 default:
737 BUG();
738 return NULL;
739 }
740 }
741
742 static int get_ressource(struct cx8800_fh *fh)
743 {
744 switch (fh->type) {
745 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
746 return RESOURCE_VIDEO;
747 case V4L2_BUF_TYPE_VBI_CAPTURE:
748 return RESOURCE_VBI;
749 default:
750 BUG();
751 return 0;
752 }
753 }
754
755 static int video_open(struct file *file)
756 {
757 int minor = video_devdata(file)->minor;
758 struct cx8800_dev *h,*dev = NULL;
759 struct cx88_core *core;
760 struct cx8800_fh *fh;
761 enum v4l2_buf_type type = 0;
762 int radio = 0;
763
764 lock_kernel();
765 list_for_each_entry(h, &cx8800_devlist, devlist) {
766 if (h->video_dev->minor == minor) {
767 dev = h;
768 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
769 }
770 if (h->vbi_dev->minor == minor) {
771 dev = h;
772 type = V4L2_BUF_TYPE_VBI_CAPTURE;
773 }
774 if (h->radio_dev &&
775 h->radio_dev->minor == minor) {
776 radio = 1;
777 dev = h;
778 }
779 }
780 if (NULL == dev) {
781 unlock_kernel();
782 return -ENODEV;
783 }
784
785 core = dev->core;
786
787 dprintk(1,"open minor=%d radio=%d type=%s\n",
788 minor,radio,v4l2_type_names[type]);
789
790 /* allocate + initialize per filehandle data */
791 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
792 if (NULL == fh) {
793 unlock_kernel();
794 return -ENOMEM;
795 }
796 file->private_data = fh;
797 fh->dev = dev;
798 fh->radio = radio;
799 fh->type = type;
800 fh->width = 320;
801 fh->height = 240;
802 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
803
804 videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops,
805 &dev->pci->dev, &dev->slock,
806 V4L2_BUF_TYPE_VIDEO_CAPTURE,
807 V4L2_FIELD_INTERLACED,
808 sizeof(struct cx88_buffer),
809 fh);
810 videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
811 &dev->pci->dev, &dev->slock,
812 V4L2_BUF_TYPE_VBI_CAPTURE,
813 V4L2_FIELD_SEQ_TB,
814 sizeof(struct cx88_buffer),
815 fh);
816
817 if (fh->radio) {
818 dprintk(1,"video_open: setting radio device\n");
819 cx_write(MO_GP3_IO, core->board.radio.gpio3);
820 cx_write(MO_GP0_IO, core->board.radio.gpio0);
821 cx_write(MO_GP1_IO, core->board.radio.gpio1);
822 cx_write(MO_GP2_IO, core->board.radio.gpio2);
823 if (core->board.radio.audioroute) {
824 if(core->board.audio_chip &&
825 core->board.audio_chip == V4L2_IDENT_WM8775) {
826 struct v4l2_routing route;
827
828 route.input = core->board.radio.audioroute;
829 call_all(core, audio, s_routing, &route);
830 }
831 /* "I2S ADC mode" */
832 core->tvaudio = WW_I2SADC;
833 cx88_set_tvaudio(core);
834 } else {
835 /* FM Mode */
836 core->tvaudio = WW_FM;
837 cx88_set_tvaudio(core);
838 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
839 }
840 call_all(core, tuner, s_radio);
841 }
842 unlock_kernel();
843
844 atomic_inc(&core->users);
845
846 return 0;
847 }
848
849 static ssize_t
850 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
851 {
852 struct cx8800_fh *fh = file->private_data;
853
854 switch (fh->type) {
855 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
856 if (res_locked(fh->dev,RESOURCE_VIDEO))
857 return -EBUSY;
858 return videobuf_read_one(&fh->vidq, data, count, ppos,
859 file->f_flags & O_NONBLOCK);
860 case V4L2_BUF_TYPE_VBI_CAPTURE:
861 if (!res_get(fh->dev,fh,RESOURCE_VBI))
862 return -EBUSY;
863 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
864 file->f_flags & O_NONBLOCK);
865 default:
866 BUG();
867 return 0;
868 }
869 }
870
871 static unsigned int
872 video_poll(struct file *file, struct poll_table_struct *wait)
873 {
874 struct cx8800_fh *fh = file->private_data;
875 struct cx88_buffer *buf;
876
877 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
878 if (!res_get(fh->dev,fh,RESOURCE_VBI))
879 return POLLERR;
880 return videobuf_poll_stream(file, &fh->vbiq, wait);
881 }
882
883 if (res_check(fh,RESOURCE_VIDEO)) {
884 /* streaming capture */
885 if (list_empty(&fh->vidq.stream))
886 return POLLERR;
887 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
888 } else {
889 /* read() capture */
890 buf = (struct cx88_buffer*)fh->vidq.read_buf;
891 if (NULL == buf)
892 return POLLERR;
893 }
894 poll_wait(file, &buf->vb.done, wait);
895 if (buf->vb.state == VIDEOBUF_DONE ||
896 buf->vb.state == VIDEOBUF_ERROR)
897 return POLLIN|POLLRDNORM;
898 return 0;
899 }
900
901 static int video_release(struct file *file)
902 {
903 struct cx8800_fh *fh = file->private_data;
904 struct cx8800_dev *dev = fh->dev;
905
906 /* turn off overlay */
907 if (res_check(fh, RESOURCE_OVERLAY)) {
908 /* FIXME */
909 res_free(dev,fh,RESOURCE_OVERLAY);
910 }
911
912 /* stop video capture */
913 if (res_check(fh, RESOURCE_VIDEO)) {
914 videobuf_queue_cancel(&fh->vidq);
915 res_free(dev,fh,RESOURCE_VIDEO);
916 }
917 if (fh->vidq.read_buf) {
918 buffer_release(&fh->vidq,fh->vidq.read_buf);
919 kfree(fh->vidq.read_buf);
920 }
921
922 /* stop vbi capture */
923 if (res_check(fh, RESOURCE_VBI)) {
924 videobuf_stop(&fh->vbiq);
925 res_free(dev,fh,RESOURCE_VBI);
926 }
927
928 videobuf_mmap_free(&fh->vidq);
929 videobuf_mmap_free(&fh->vbiq);
930 file->private_data = NULL;
931 kfree(fh);
932
933 if(atomic_dec_and_test(&dev->core->users))
934 call_all(dev->core, core, s_standby, 0);
935
936 return 0;
937 }
938
939 static int
940 video_mmap(struct file *file, struct vm_area_struct * vma)
941 {
942 struct cx8800_fh *fh = file->private_data;
943
944 return videobuf_mmap_mapper(get_queue(fh), vma);
945 }
946
947 /* ------------------------------------------------------------------ */
948 /* VIDEO CTRL IOCTLS */
949
950 int cx88_get_control (struct cx88_core *core, struct v4l2_control *ctl)
951 {
952 struct cx88_ctrl *c = NULL;
953 u32 value;
954 int i;
955
956 for (i = 0; i < CX8800_CTLS; i++)
957 if (cx8800_ctls[i].v.id == ctl->id)
958 c = &cx8800_ctls[i];
959 if (unlikely(NULL == c))
960 return -EINVAL;
961
962 value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg);
963 switch (ctl->id) {
964 case V4L2_CID_AUDIO_BALANCE:
965 ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40)
966 : (0x7f - (value & 0x7f));
967 break;
968 case V4L2_CID_AUDIO_VOLUME:
969 ctl->value = 0x3f - (value & 0x3f);
970 break;
971 default:
972 ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
973 break;
974 }
975 dprintk(1,"get_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
976 ctl->id, c->v.name, ctl->value, c->reg,
977 value,c->mask, c->sreg ? " [shadowed]" : "");
978 return 0;
979 }
980 EXPORT_SYMBOL(cx88_get_control);
981
982 int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl)
983 {
984 struct cx88_ctrl *c = NULL;
985 u32 value,mask;
986 int i;
987
988 for (i = 0; i < CX8800_CTLS; i++) {
989 if (cx8800_ctls[i].v.id == ctl->id) {
990 c = &cx8800_ctls[i];
991 }
992 }
993 if (unlikely(NULL == c))
994 return -EINVAL;
995
996 if (ctl->value < c->v.minimum)
997 ctl->value = c->v.minimum;
998 if (ctl->value > c->v.maximum)
999 ctl->value = c->v.maximum;
1000 mask=c->mask;
1001 switch (ctl->id) {
1002 case V4L2_CID_AUDIO_BALANCE:
1003 value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40);
1004 break;
1005 case V4L2_CID_AUDIO_VOLUME:
1006 value = 0x3f - (ctl->value & 0x3f);
1007 break;
1008 case V4L2_CID_SATURATION:
1009 /* special v_sat handling */
1010
1011 value = ((ctl->value - c->off) << c->shift) & c->mask;
1012
1013 if (core->tvnorm & V4L2_STD_SECAM) {
1014 /* For SECAM, both U and V sat should be equal */
1015 value=value<<8|value;
1016 } else {
1017 /* Keeps U Saturation proportional to V Sat */
1018 value=(value*0x5a)/0x7f<<8|value;
1019 }
1020 mask=0xffff;
1021 break;
1022 case V4L2_CID_CHROMA_AGC:
1023 /* Do not allow chroma AGC to be enabled for SECAM */
1024 value = ((ctl->value - c->off) << c->shift) & c->mask;
1025 if (core->tvnorm & V4L2_STD_SECAM && value)
1026 return -EINVAL;
1027 break;
1028 default:
1029 value = ((ctl->value - c->off) << c->shift) & c->mask;
1030 break;
1031 }
1032 dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
1033 ctl->id, c->v.name, ctl->value, c->reg, value,
1034 mask, c->sreg ? " [shadowed]" : "");
1035 if (c->sreg) {
1036 cx_sandor(c->sreg, c->reg, mask, value);
1037 } else {
1038 cx_andor(c->reg, mask, value);
1039 }
1040 return 0;
1041 }
1042 EXPORT_SYMBOL(cx88_set_control);
1043
1044 static void init_controls(struct cx88_core *core)
1045 {
1046 struct v4l2_control ctrl;
1047 int i;
1048
1049 for (i = 0; i < CX8800_CTLS; i++) {
1050 ctrl.id=cx8800_ctls[i].v.id;
1051 ctrl.value=cx8800_ctls[i].v.default_value;
1052
1053 cx88_set_control(core, &ctrl);
1054 }
1055 }
1056
1057 /* ------------------------------------------------------------------ */
1058 /* VIDEO IOCTLS */
1059
1060 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1061 struct v4l2_format *f)
1062 {
1063 struct cx8800_fh *fh = priv;
1064
1065 f->fmt.pix.width = fh->width;
1066 f->fmt.pix.height = fh->height;
1067 f->fmt.pix.field = fh->vidq.field;
1068 f->fmt.pix.pixelformat = fh->fmt->fourcc;
1069 f->fmt.pix.bytesperline =
1070 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1071 f->fmt.pix.sizeimage =
1072 f->fmt.pix.height * f->fmt.pix.bytesperline;
1073 return 0;
1074 }
1075
1076 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1077 struct v4l2_format *f)
1078 {
1079 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1080 struct cx8800_fmt *fmt;
1081 enum v4l2_field field;
1082 unsigned int maxw, maxh;
1083
1084 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1085 if (NULL == fmt)
1086 return -EINVAL;
1087
1088 field = f->fmt.pix.field;
1089 maxw = norm_maxw(core->tvnorm);
1090 maxh = norm_maxh(core->tvnorm);
1091
1092 if (V4L2_FIELD_ANY == field) {
1093 field = (f->fmt.pix.height > maxh/2)
1094 ? V4L2_FIELD_INTERLACED
1095 : V4L2_FIELD_BOTTOM;
1096 }
1097
1098 switch (field) {
1099 case V4L2_FIELD_TOP:
1100 case V4L2_FIELD_BOTTOM:
1101 maxh = maxh / 2;
1102 break;
1103 case V4L2_FIELD_INTERLACED:
1104 break;
1105 default:
1106 return -EINVAL;
1107 }
1108
1109 f->fmt.pix.field = field;
1110 if (f->fmt.pix.height < 32)
1111 f->fmt.pix.height = 32;
1112 if (f->fmt.pix.height > maxh)
1113 f->fmt.pix.height = maxh;
1114 if (f->fmt.pix.width < 48)
1115 f->fmt.pix.width = 48;
1116 if (f->fmt.pix.width > maxw)
1117 f->fmt.pix.width = maxw;
1118 f->fmt.pix.width &= ~0x03;
1119 f->fmt.pix.bytesperline =
1120 (f->fmt.pix.width * fmt->depth) >> 3;
1121 f->fmt.pix.sizeimage =
1122 f->fmt.pix.height * f->fmt.pix.bytesperline;
1123
1124 return 0;
1125 }
1126
1127 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1128 struct v4l2_format *f)
1129 {
1130 struct cx8800_fh *fh = priv;
1131 int err = vidioc_try_fmt_vid_cap (file,priv,f);
1132
1133 if (0 != err)
1134 return err;
1135 fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1136 fh->width = f->fmt.pix.width;
1137 fh->height = f->fmt.pix.height;
1138 fh->vidq.field = f->fmt.pix.field;
1139 return 0;
1140 }
1141
1142 static int vidioc_querycap (struct file *file, void *priv,
1143 struct v4l2_capability *cap)
1144 {
1145 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1146 struct cx88_core *core = dev->core;
1147
1148 strcpy(cap->driver, "cx8800");
1149 strlcpy(cap->card, core->board.name, sizeof(cap->card));
1150 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1151 cap->version = CX88_VERSION_CODE;
1152 cap->capabilities =
1153 V4L2_CAP_VIDEO_CAPTURE |
1154 V4L2_CAP_READWRITE |
1155 V4L2_CAP_STREAMING |
1156 V4L2_CAP_VBI_CAPTURE;
1157 if (UNSET != core->board.tuner_type)
1158 cap->capabilities |= V4L2_CAP_TUNER;
1159 return 0;
1160 }
1161
1162 static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
1163 struct v4l2_fmtdesc *f)
1164 {
1165 if (unlikely(f->index >= ARRAY_SIZE(formats)))
1166 return -EINVAL;
1167
1168 strlcpy(f->description,formats[f->index].name,sizeof(f->description));
1169 f->pixelformat = formats[f->index].fourcc;
1170
1171 return 0;
1172 }
1173
1174 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1175 static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf)
1176 {
1177 struct cx8800_fh *fh = priv;
1178
1179 return videobuf_cgmbuf (get_queue(fh), mbuf, 8);
1180 }
1181 #endif
1182
1183 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
1184 {
1185 struct cx8800_fh *fh = priv;
1186 return (videobuf_reqbufs(get_queue(fh), p));
1187 }
1188
1189 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
1190 {
1191 struct cx8800_fh *fh = priv;
1192 return (videobuf_querybuf(get_queue(fh), p));
1193 }
1194
1195 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1196 {
1197 struct cx8800_fh *fh = priv;
1198 return (videobuf_qbuf(get_queue(fh), p));
1199 }
1200
1201 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1202 {
1203 struct cx8800_fh *fh = priv;
1204 return (videobuf_dqbuf(get_queue(fh), p,
1205 file->f_flags & O_NONBLOCK));
1206 }
1207
1208 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
1209 {
1210 struct cx8800_fh *fh = priv;
1211 struct cx8800_dev *dev = fh->dev;
1212
1213 /* We should remember that this driver also supports teletext, */
1214 /* so we have to test if the v4l2_buf_type is VBI capture data. */
1215 if (unlikely((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1216 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)))
1217 return -EINVAL;
1218
1219 if (unlikely(i != fh->type))
1220 return -EINVAL;
1221
1222 if (unlikely(!res_get(dev,fh,get_ressource(fh))))
1223 return -EBUSY;
1224 return videobuf_streamon(get_queue(fh));
1225 }
1226
1227 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1228 {
1229 struct cx8800_fh *fh = priv;
1230 struct cx8800_dev *dev = fh->dev;
1231 int err, res;
1232
1233 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1234 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
1235 return -EINVAL;
1236
1237 if (i != fh->type)
1238 return -EINVAL;
1239
1240 res = get_ressource(fh);
1241 err = videobuf_streamoff(get_queue(fh));
1242 if (err < 0)
1243 return err;
1244 res_free(dev,fh,res);
1245 return 0;
1246 }
1247
1248 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms)
1249 {
1250 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1251
1252 mutex_lock(&core->lock);
1253 cx88_set_tvnorm(core,*tvnorms);
1254 mutex_unlock(&core->lock);
1255
1256 return 0;
1257 }
1258
1259 /* only one input in this sample driver */
1260 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i)
1261 {
1262 static const char *iname[] = {
1263 [ CX88_VMUX_COMPOSITE1 ] = "Composite1",
1264 [ CX88_VMUX_COMPOSITE2 ] = "Composite2",
1265 [ CX88_VMUX_COMPOSITE3 ] = "Composite3",
1266 [ CX88_VMUX_COMPOSITE4 ] = "Composite4",
1267 [ CX88_VMUX_SVIDEO ] = "S-Video",
1268 [ CX88_VMUX_TELEVISION ] = "Television",
1269 [ CX88_VMUX_CABLE ] = "Cable TV",
1270 [ CX88_VMUX_DVB ] = "DVB",
1271 [ CX88_VMUX_DEBUG ] = "for debug only",
1272 };
1273 unsigned int n = i->index;
1274
1275 if (n >= 4)
1276 return -EINVAL;
1277 if (0 == INPUT(n).type)
1278 return -EINVAL;
1279 i->type = V4L2_INPUT_TYPE_CAMERA;
1280 strcpy(i->name,iname[INPUT(n).type]);
1281 if ((CX88_VMUX_TELEVISION == INPUT(n).type) ||
1282 (CX88_VMUX_CABLE == INPUT(n).type))
1283 i->type = V4L2_INPUT_TYPE_TUNER;
1284 i->std = CX88_NORMS;
1285 return 0;
1286 }
1287 EXPORT_SYMBOL(cx88_enum_input);
1288
1289 static int vidioc_enum_input (struct file *file, void *priv,
1290 struct v4l2_input *i)
1291 {
1292 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1293 return cx88_enum_input (core,i);
1294 }
1295
1296 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1297 {
1298 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1299
1300 *i = core->input;
1301 return 0;
1302 }
1303
1304 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1305 {
1306 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1307
1308 if (i >= 4)
1309 return -EINVAL;
1310
1311 mutex_lock(&core->lock);
1312 cx88_newstation(core);
1313 cx88_video_mux(core,i);
1314 mutex_unlock(&core->lock);
1315 return 0;
1316 }
1317
1318
1319
1320 static int vidioc_queryctrl (struct file *file, void *priv,
1321 struct v4l2_queryctrl *qctrl)
1322 {
1323 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1324
1325 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1326 if (unlikely(qctrl->id == 0))
1327 return -EINVAL;
1328 return cx8800_ctrl_query(core, qctrl);
1329 }
1330
1331 static int vidioc_g_ctrl (struct file *file, void *priv,
1332 struct v4l2_control *ctl)
1333 {
1334 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1335 return
1336 cx88_get_control(core,ctl);
1337 }
1338
1339 static int vidioc_s_ctrl (struct file *file, void *priv,
1340 struct v4l2_control *ctl)
1341 {
1342 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1343 return
1344 cx88_set_control(core,ctl);
1345 }
1346
1347 static int vidioc_g_tuner (struct file *file, void *priv,
1348 struct v4l2_tuner *t)
1349 {
1350 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1351 u32 reg;
1352
1353 if (unlikely(UNSET == core->board.tuner_type))
1354 return -EINVAL;
1355 if (0 != t->index)
1356 return -EINVAL;
1357
1358 strcpy(t->name, "Television");
1359 t->type = V4L2_TUNER_ANALOG_TV;
1360 t->capability = V4L2_TUNER_CAP_NORM;
1361 t->rangehigh = 0xffffffffUL;
1362
1363 cx88_get_stereo(core ,t);
1364 reg = cx_read(MO_DEVICE_STATUS);
1365 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1366 return 0;
1367 }
1368
1369 static int vidioc_s_tuner (struct file *file, void *priv,
1370 struct v4l2_tuner *t)
1371 {
1372 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1373
1374 if (UNSET == core->board.tuner_type)
1375 return -EINVAL;
1376 if (0 != t->index)
1377 return -EINVAL;
1378
1379 cx88_set_stereo(core, t->audmode, 1);
1380 return 0;
1381 }
1382
1383 static int vidioc_g_frequency (struct file *file, void *priv,
1384 struct v4l2_frequency *f)
1385 {
1386 struct cx8800_fh *fh = priv;
1387 struct cx88_core *core = fh->dev->core;
1388
1389 if (unlikely(UNSET == core->board.tuner_type))
1390 return -EINVAL;
1391
1392 /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1393 f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1394 f->frequency = core->freq;
1395
1396 call_all(core, tuner, g_frequency, f);
1397
1398 return 0;
1399 }
1400
1401 int cx88_set_freq (struct cx88_core *core,
1402 struct v4l2_frequency *f)
1403 {
1404 if (unlikely(UNSET == core->board.tuner_type))
1405 return -EINVAL;
1406 if (unlikely(f->tuner != 0))
1407 return -EINVAL;
1408
1409 mutex_lock(&core->lock);
1410 core->freq = f->frequency;
1411 cx88_newstation(core);
1412 call_all(core, tuner, s_frequency, f);
1413
1414 /* When changing channels it is required to reset TVAUDIO */
1415 msleep (10);
1416 cx88_set_tvaudio(core);
1417
1418 mutex_unlock(&core->lock);
1419
1420 return 0;
1421 }
1422 EXPORT_SYMBOL(cx88_set_freq);
1423
1424 static int vidioc_s_frequency (struct file *file, void *priv,
1425 struct v4l2_frequency *f)
1426 {
1427 struct cx8800_fh *fh = priv;
1428 struct cx88_core *core = fh->dev->core;
1429
1430 if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV))
1431 return -EINVAL;
1432 if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO))
1433 return -EINVAL;
1434
1435 return
1436 cx88_set_freq (core,f);
1437 }
1438
1439 #ifdef CONFIG_VIDEO_ADV_DEBUG
1440 static int vidioc_g_register (struct file *file, void *fh,
1441 struct v4l2_dbg_register *reg)
1442 {
1443 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1444
1445 if (!v4l2_chip_match_host(&reg->match))
1446 return -EINVAL;
1447 /* cx2388x has a 24-bit register space */
1448 reg->val = cx_read(reg->reg & 0xffffff);
1449 reg->size = 4;
1450 return 0;
1451 }
1452
1453 static int vidioc_s_register (struct file *file, void *fh,
1454 struct v4l2_dbg_register *reg)
1455 {
1456 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1457
1458 if (!v4l2_chip_match_host(&reg->match))
1459 return -EINVAL;
1460 cx_write(reg->reg & 0xffffff, reg->val);
1461 return 0;
1462 }
1463 #endif
1464
1465 /* ----------------------------------------------------------- */
1466 /* RADIO ESPECIFIC IOCTLS */
1467 /* ----------------------------------------------------------- */
1468
1469 static int radio_querycap (struct file *file, void *priv,
1470 struct v4l2_capability *cap)
1471 {
1472 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1473 struct cx88_core *core = dev->core;
1474
1475 strcpy(cap->driver, "cx8800");
1476 strlcpy(cap->card, core->board.name, sizeof(cap->card));
1477 sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci));
1478 cap->version = CX88_VERSION_CODE;
1479 cap->capabilities = V4L2_CAP_TUNER;
1480 return 0;
1481 }
1482
1483 static int radio_g_tuner (struct file *file, void *priv,
1484 struct v4l2_tuner *t)
1485 {
1486 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1487
1488 if (unlikely(t->index > 0))
1489 return -EINVAL;
1490
1491 strcpy(t->name, "Radio");
1492 t->type = V4L2_TUNER_RADIO;
1493
1494 call_all(core, tuner, g_tuner, t);
1495 return 0;
1496 }
1497
1498 static int radio_enum_input (struct file *file, void *priv,
1499 struct v4l2_input *i)
1500 {
1501 if (i->index != 0)
1502 return -EINVAL;
1503 strcpy(i->name,"Radio");
1504 i->type = V4L2_INPUT_TYPE_TUNER;
1505
1506 return 0;
1507 }
1508
1509 static int radio_g_audio (struct file *file, void *priv, struct v4l2_audio *a)
1510 {
1511 if (unlikely(a->index))
1512 return -EINVAL;
1513
1514 strcpy(a->name,"Radio");
1515 return 0;
1516 }
1517
1518 /* FIXME: Should add a standard for radio */
1519
1520 static int radio_s_tuner (struct file *file, void *priv,
1521 struct v4l2_tuner *t)
1522 {
1523 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1524
1525 if (0 != t->index)
1526 return -EINVAL;
1527
1528 call_all(core, tuner, s_tuner, t);
1529
1530 return 0;
1531 }
1532
1533 static int radio_s_audio (struct file *file, void *fh,
1534 struct v4l2_audio *a)
1535 {
1536 return 0;
1537 }
1538
1539 static int radio_s_input (struct file *file, void *fh, unsigned int i)
1540 {
1541 return 0;
1542 }
1543
1544 static int radio_queryctrl (struct file *file, void *priv,
1545 struct v4l2_queryctrl *c)
1546 {
1547 int i;
1548
1549 if (c->id < V4L2_CID_BASE ||
1550 c->id >= V4L2_CID_LASTP1)
1551 return -EINVAL;
1552 if (c->id == V4L2_CID_AUDIO_MUTE) {
1553 for (i = 0; i < CX8800_CTLS; i++)
1554 if (cx8800_ctls[i].v.id == c->id)
1555 break;
1556 *c = cx8800_ctls[i].v;
1557 } else
1558 *c = no_ctl;
1559 return 0;
1560 }
1561
1562 /* ----------------------------------------------------------- */
1563
1564 static void cx8800_vid_timeout(unsigned long data)
1565 {
1566 struct cx8800_dev *dev = (struct cx8800_dev*)data;
1567 struct cx88_core *core = dev->core;
1568 struct cx88_dmaqueue *q = &dev->vidq;
1569 struct cx88_buffer *buf;
1570 unsigned long flags;
1571
1572 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1573
1574 cx_clear(MO_VID_DMACNTRL, 0x11);
1575 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1576
1577 spin_lock_irqsave(&dev->slock,flags);
1578 while (!list_empty(&q->active)) {
1579 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1580 list_del(&buf->vb.queue);
1581 buf->vb.state = VIDEOBUF_ERROR;
1582 wake_up(&buf->vb.done);
1583 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1584 buf, buf->vb.i, (unsigned long)buf->risc.dma);
1585 }
1586 restart_video_queue(dev,q);
1587 spin_unlock_irqrestore(&dev->slock,flags);
1588 }
1589
1590 static char *cx88_vid_irqs[32] = {
1591 "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1592 "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1593 "y_oflow", "u_oflow", "v_oflow", "vbi_oflow",
1594 "y_sync", "u_sync", "v_sync", "vbi_sync",
1595 "opc_err", "par_err", "rip_err", "pci_abort",
1596 };
1597
1598 static void cx8800_vid_irq(struct cx8800_dev *dev)
1599 {
1600 struct cx88_core *core = dev->core;
1601 u32 status, mask, count;
1602
1603 status = cx_read(MO_VID_INTSTAT);
1604 mask = cx_read(MO_VID_INTMSK);
1605 if (0 == (status & mask))
1606 return;
1607 cx_write(MO_VID_INTSTAT, status);
1608 if (irq_debug || (status & mask & ~0xff))
1609 cx88_print_irqbits(core->name, "irq vid",
1610 cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1611 status, mask);
1612
1613 /* risc op code error */
1614 if (status & (1 << 16)) {
1615 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1616 cx_clear(MO_VID_DMACNTRL, 0x11);
1617 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1618 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1619 }
1620
1621 /* risc1 y */
1622 if (status & 0x01) {
1623 spin_lock(&dev->slock);
1624 count = cx_read(MO_VIDY_GPCNT);
1625 cx88_wakeup(core, &dev->vidq, count);
1626 spin_unlock(&dev->slock);
1627 }
1628
1629 /* risc1 vbi */
1630 if (status & 0x08) {
1631 spin_lock(&dev->slock);
1632 count = cx_read(MO_VBI_GPCNT);
1633 cx88_wakeup(core, &dev->vbiq, count);
1634 spin_unlock(&dev->slock);
1635 }
1636
1637 /* risc2 y */
1638 if (status & 0x10) {
1639 dprintk(2,"stopper video\n");
1640 spin_lock(&dev->slock);
1641 restart_video_queue(dev,&dev->vidq);
1642 spin_unlock(&dev->slock);
1643 }
1644
1645 /* risc2 vbi */
1646 if (status & 0x80) {
1647 dprintk(2,"stopper vbi\n");
1648 spin_lock(&dev->slock);
1649 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1650 spin_unlock(&dev->slock);
1651 }
1652 }
1653
1654 static irqreturn_t cx8800_irq(int irq, void *dev_id)
1655 {
1656 struct cx8800_dev *dev = dev_id;
1657 struct cx88_core *core = dev->core;
1658 u32 status;
1659 int loop, handled = 0;
1660
1661 for (loop = 0; loop < 10; loop++) {
1662 status = cx_read(MO_PCI_INTSTAT) &
1663 (core->pci_irqmask | PCI_INT_VIDINT);
1664 if (0 == status)
1665 goto out;
1666 cx_write(MO_PCI_INTSTAT, status);
1667 handled = 1;
1668
1669 if (status & core->pci_irqmask)
1670 cx88_core_irq(core,status);
1671 if (status & PCI_INT_VIDINT)
1672 cx8800_vid_irq(dev);
1673 };
1674 if (10 == loop) {
1675 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1676 core->name);
1677 cx_write(MO_PCI_INTMSK,0);
1678 }
1679
1680 out:
1681 return IRQ_RETVAL(handled);
1682 }
1683
1684 /* ----------------------------------------------------------- */
1685 /* exported stuff */
1686
1687 static const struct v4l2_file_operations video_fops =
1688 {
1689 .owner = THIS_MODULE,
1690 .open = video_open,
1691 .release = video_release,
1692 .read = video_read,
1693 .poll = video_poll,
1694 .mmap = video_mmap,
1695 .ioctl = video_ioctl2,
1696 };
1697
1698 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1699 .vidioc_querycap = vidioc_querycap,
1700 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1701 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1702 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1703 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1704 .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt,
1705 .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt,
1706 .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt,
1707 .vidioc_reqbufs = vidioc_reqbufs,
1708 .vidioc_querybuf = vidioc_querybuf,
1709 .vidioc_qbuf = vidioc_qbuf,
1710 .vidioc_dqbuf = vidioc_dqbuf,
1711 .vidioc_s_std = vidioc_s_std,
1712 .vidioc_enum_input = vidioc_enum_input,
1713 .vidioc_g_input = vidioc_g_input,
1714 .vidioc_s_input = vidioc_s_input,
1715 .vidioc_queryctrl = vidioc_queryctrl,
1716 .vidioc_g_ctrl = vidioc_g_ctrl,
1717 .vidioc_s_ctrl = vidioc_s_ctrl,
1718 .vidioc_streamon = vidioc_streamon,
1719 .vidioc_streamoff = vidioc_streamoff,
1720 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1721 .vidiocgmbuf = vidiocgmbuf,
1722 #endif
1723 .vidioc_g_tuner = vidioc_g_tuner,
1724 .vidioc_s_tuner = vidioc_s_tuner,
1725 .vidioc_g_frequency = vidioc_g_frequency,
1726 .vidioc_s_frequency = vidioc_s_frequency,
1727 #ifdef CONFIG_VIDEO_ADV_DEBUG
1728 .vidioc_g_register = vidioc_g_register,
1729 .vidioc_s_register = vidioc_s_register,
1730 #endif
1731 };
1732
1733 static struct video_device cx8800_vbi_template;
1734
1735 static struct video_device cx8800_video_template = {
1736 .name = "cx8800-video",
1737 .fops = &video_fops,
1738 .minor = -1,
1739 .ioctl_ops = &video_ioctl_ops,
1740 .tvnorms = CX88_NORMS,
1741 .current_norm = V4L2_STD_NTSC_M,
1742 };
1743
1744 static const struct v4l2_file_operations radio_fops =
1745 {
1746 .owner = THIS_MODULE,
1747 .open = video_open,
1748 .release = video_release,
1749 .ioctl = video_ioctl2,
1750 };
1751
1752 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
1753 .vidioc_querycap = radio_querycap,
1754 .vidioc_g_tuner = radio_g_tuner,
1755 .vidioc_enum_input = radio_enum_input,
1756 .vidioc_g_audio = radio_g_audio,
1757 .vidioc_s_tuner = radio_s_tuner,
1758 .vidioc_s_audio = radio_s_audio,
1759 .vidioc_s_input = radio_s_input,
1760 .vidioc_queryctrl = radio_queryctrl,
1761 .vidioc_g_ctrl = vidioc_g_ctrl,
1762 .vidioc_s_ctrl = vidioc_s_ctrl,
1763 .vidioc_g_frequency = vidioc_g_frequency,
1764 .vidioc_s_frequency = vidioc_s_frequency,
1765 #ifdef CONFIG_VIDEO_ADV_DEBUG
1766 .vidioc_g_register = vidioc_g_register,
1767 .vidioc_s_register = vidioc_s_register,
1768 #endif
1769 };
1770
1771 static struct video_device cx8800_radio_template = {
1772 .name = "cx8800-radio",
1773 .fops = &radio_fops,
1774 .minor = -1,
1775 .ioctl_ops = &radio_ioctl_ops,
1776 };
1777
1778 /* ----------------------------------------------------------- */
1779
1780 static void cx8800_unregister_video(struct cx8800_dev *dev)
1781 {
1782 if (dev->radio_dev) {
1783 if (-1 != dev->radio_dev->minor)
1784 video_unregister_device(dev->radio_dev);
1785 else
1786 video_device_release(dev->radio_dev);
1787 dev->radio_dev = NULL;
1788 }
1789 if (dev->vbi_dev) {
1790 if (-1 != dev->vbi_dev->minor)
1791 video_unregister_device(dev->vbi_dev);
1792 else
1793 video_device_release(dev->vbi_dev);
1794 dev->vbi_dev = NULL;
1795 }
1796 if (dev->video_dev) {
1797 if (-1 != dev->video_dev->minor)
1798 video_unregister_device(dev->video_dev);
1799 else
1800 video_device_release(dev->video_dev);
1801 dev->video_dev = NULL;
1802 }
1803 }
1804
1805 static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
1806 const struct pci_device_id *pci_id)
1807 {
1808 struct cx8800_dev *dev;
1809 struct cx88_core *core;
1810
1811 int err;
1812
1813 dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1814 if (NULL == dev)
1815 return -ENOMEM;
1816
1817 /* pci init */
1818 dev->pci = pci_dev;
1819 if (pci_enable_device(pci_dev)) {
1820 err = -EIO;
1821 goto fail_free;
1822 }
1823 core = cx88_core_get(dev->pci);
1824 if (NULL == core) {
1825 err = -EINVAL;
1826 goto fail_free;
1827 }
1828 dev->core = core;
1829
1830 /* print pci info */
1831 pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
1832 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
1833 printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
1834 "latency: %d, mmio: 0x%llx\n", core->name,
1835 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1836 dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
1837
1838 pci_set_master(pci_dev);
1839 if (!pci_dma_supported(pci_dev,DMA_32BIT_MASK)) {
1840 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1841 err = -EIO;
1842 goto fail_core;
1843 }
1844
1845 /* Initialize VBI template */
1846 memcpy( &cx8800_vbi_template, &cx8800_video_template,
1847 sizeof(cx8800_vbi_template) );
1848 strcpy(cx8800_vbi_template.name,"cx8800-vbi");
1849
1850 /* initialize driver struct */
1851 spin_lock_init(&dev->slock);
1852 core->tvnorm = cx8800_video_template.current_norm;
1853
1854 /* init video dma queues */
1855 INIT_LIST_HEAD(&dev->vidq.active);
1856 INIT_LIST_HEAD(&dev->vidq.queued);
1857 dev->vidq.timeout.function = cx8800_vid_timeout;
1858 dev->vidq.timeout.data = (unsigned long)dev;
1859 init_timer(&dev->vidq.timeout);
1860 cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1861 MO_VID_DMACNTRL,0x11,0x00);
1862
1863 /* init vbi dma queues */
1864 INIT_LIST_HEAD(&dev->vbiq.active);
1865 INIT_LIST_HEAD(&dev->vbiq.queued);
1866 dev->vbiq.timeout.function = cx8800_vbi_timeout;
1867 dev->vbiq.timeout.data = (unsigned long)dev;
1868 init_timer(&dev->vbiq.timeout);
1869 cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1870 MO_VID_DMACNTRL,0x88,0x00);
1871
1872 /* get irq */
1873 err = request_irq(pci_dev->irq, cx8800_irq,
1874 IRQF_SHARED | IRQF_DISABLED, core->name, dev);
1875 if (err < 0) {
1876 printk(KERN_ERR "%s/0: can't get IRQ %d\n",
1877 core->name,pci_dev->irq);
1878 goto fail_core;
1879 }
1880 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1881
1882 /* load and configure helper modules */
1883
1884 if (core->board.audio_chip == V4L2_IDENT_WM8775)
1885 v4l2_i2c_new_subdev(&core->i2c_adap,
1886 "wm8775", "wm8775", 0x36 >> 1);
1887
1888 if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) {
1889 /* This probes for a tda9874 as is used on some
1890 Pixelview Ultra boards. */
1891 static const unsigned short i2c_addr[] = {
1892 0xb0 >> 1, I2C_CLIENT_END
1893 };
1894
1895 v4l2_i2c_new_probed_subdev(&core->i2c_adap,
1896 "tvaudio", "tvaudio", i2c_addr);
1897 }
1898
1899 switch (core->boardnr) {
1900 case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1901 case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: {
1902 static struct i2c_board_info rtc_info = {
1903 I2C_BOARD_INFO("isl1208", 0x6f)
1904 };
1905
1906 request_module("rtc-isl1208");
1907 core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info);
1908 }
1909 /* break intentionally omitted */
1910 case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1911 request_module("ir-kbd-i2c");
1912 }
1913
1914 /* register v4l devices */
1915 dev->video_dev = cx88_vdev_init(core,dev->pci,
1916 &cx8800_video_template,"video");
1917 err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1918 video_nr[core->nr]);
1919 if (err < 0) {
1920 printk(KERN_ERR "%s/0: can't register video device\n",
1921 core->name);
1922 goto fail_unreg;
1923 }
1924 printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n",
1925 core->name, dev->video_dev->num);
1926
1927 dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1928 err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1929 vbi_nr[core->nr]);
1930 if (err < 0) {
1931 printk(KERN_ERR "%s/0: can't register vbi device\n",
1932 core->name);
1933 goto fail_unreg;
1934 }
1935 printk(KERN_INFO "%s/0: registered device vbi%d\n",
1936 core->name, dev->vbi_dev->num);
1937
1938 if (core->board.radio.type == CX88_RADIO) {
1939 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1940 &cx8800_radio_template,"radio");
1941 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1942 radio_nr[core->nr]);
1943 if (err < 0) {
1944 printk(KERN_ERR "%s/0: can't register radio device\n",
1945 core->name);
1946 goto fail_unreg;
1947 }
1948 printk(KERN_INFO "%s/0: registered device radio%d\n",
1949 core->name, dev->radio_dev->num);
1950 }
1951
1952 /* everything worked */
1953 list_add_tail(&dev->devlist,&cx8800_devlist);
1954 pci_set_drvdata(pci_dev,dev);
1955
1956 /* initial device configuration */
1957 mutex_lock(&core->lock);
1958 cx88_set_tvnorm(core,core->tvnorm);
1959 init_controls(core);
1960 cx88_video_mux(core,0);
1961 mutex_unlock(&core->lock);
1962
1963 /* start tvaudio thread */
1964 if (core->board.tuner_type != TUNER_ABSENT) {
1965 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
1966 if (IS_ERR(core->kthread)) {
1967 err = PTR_ERR(core->kthread);
1968 printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n",
1969 core->name, err);
1970 }
1971 }
1972 return 0;
1973
1974 fail_unreg:
1975 cx8800_unregister_video(dev);
1976 free_irq(pci_dev->irq, dev);
1977 fail_core:
1978 cx88_core_put(core,dev->pci);
1979 fail_free:
1980 kfree(dev);
1981 return err;
1982 }
1983
1984 static void __devexit cx8800_finidev(struct pci_dev *pci_dev)
1985 {
1986 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1987 struct cx88_core *core = dev->core;
1988
1989 /* stop thread */
1990 if (core->kthread) {
1991 kthread_stop(core->kthread);
1992 core->kthread = NULL;
1993 }
1994
1995 if (core->ir)
1996 cx88_ir_stop(core, core->ir);
1997
1998 cx88_shutdown(core); /* FIXME */
1999 pci_disable_device(pci_dev);
2000
2001 /* unregister stuff */
2002
2003 free_irq(pci_dev->irq, dev);
2004 cx8800_unregister_video(dev);
2005 pci_set_drvdata(pci_dev, NULL);
2006
2007 /* free memory */
2008 btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
2009 list_del(&dev->devlist);
2010 cx88_core_put(core,dev->pci);
2011 kfree(dev);
2012 }
2013
2014 #ifdef CONFIG_PM
2015 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
2016 {
2017 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2018 struct cx88_core *core = dev->core;
2019
2020 /* stop video+vbi capture */
2021 spin_lock(&dev->slock);
2022 if (!list_empty(&dev->vidq.active)) {
2023 printk("%s/0: suspend video\n", core->name);
2024 stop_video_dma(dev);
2025 del_timer(&dev->vidq.timeout);
2026 }
2027 if (!list_empty(&dev->vbiq.active)) {
2028 printk("%s/0: suspend vbi\n", core->name);
2029 cx8800_stop_vbi_dma(dev);
2030 del_timer(&dev->vbiq.timeout);
2031 }
2032 spin_unlock(&dev->slock);
2033
2034 if (core->ir)
2035 cx88_ir_stop(core, core->ir);
2036 /* FIXME -- shutdown device */
2037 cx88_shutdown(core);
2038
2039 pci_save_state(pci_dev);
2040 if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
2041 pci_disable_device(pci_dev);
2042 dev->state.disabled = 1;
2043 }
2044 return 0;
2045 }
2046
2047 static int cx8800_resume(struct pci_dev *pci_dev)
2048 {
2049 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2050 struct cx88_core *core = dev->core;
2051 int err;
2052
2053 if (dev->state.disabled) {
2054 err=pci_enable_device(pci_dev);
2055 if (err) {
2056 printk(KERN_ERR "%s/0: can't enable device\n",
2057 core->name);
2058 return err;
2059 }
2060
2061 dev->state.disabled = 0;
2062 }
2063 err= pci_set_power_state(pci_dev, PCI_D0);
2064 if (err) {
2065 printk(KERN_ERR "%s/0: can't set power state\n", core->name);
2066 pci_disable_device(pci_dev);
2067 dev->state.disabled = 1;
2068
2069 return err;
2070 }
2071 pci_restore_state(pci_dev);
2072
2073 /* FIXME: re-initialize hardware */
2074 cx88_reset(core);
2075 if (core->ir)
2076 cx88_ir_start(core, core->ir);
2077
2078 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
2079
2080 /* restart video+vbi capture */
2081 spin_lock(&dev->slock);
2082 if (!list_empty(&dev->vidq.active)) {
2083 printk("%s/0: resume video\n", core->name);
2084 restart_video_queue(dev,&dev->vidq);
2085 }
2086 if (!list_empty(&dev->vbiq.active)) {
2087 printk("%s/0: resume vbi\n", core->name);
2088 cx8800_restart_vbi_queue(dev,&dev->vbiq);
2089 }
2090 spin_unlock(&dev->slock);
2091
2092 return 0;
2093 }
2094 #endif
2095
2096 /* ----------------------------------------------------------- */
2097
2098 static struct pci_device_id cx8800_pci_tbl[] = {
2099 {
2100 .vendor = 0x14f1,
2101 .device = 0x8800,
2102 .subvendor = PCI_ANY_ID,
2103 .subdevice = PCI_ANY_ID,
2104 },{
2105 /* --- end of list --- */
2106 }
2107 };
2108 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2109
2110 static struct pci_driver cx8800_pci_driver = {
2111 .name = "cx8800",
2112 .id_table = cx8800_pci_tbl,
2113 .probe = cx8800_initdev,
2114 .remove = __devexit_p(cx8800_finidev),
2115 #ifdef CONFIG_PM
2116 .suspend = cx8800_suspend,
2117 .resume = cx8800_resume,
2118 #endif
2119 };
2120
2121 static int cx8800_init(void)
2122 {
2123 printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %d.%d.%d loaded\n",
2124 (CX88_VERSION_CODE >> 16) & 0xff,
2125 (CX88_VERSION_CODE >> 8) & 0xff,
2126 CX88_VERSION_CODE & 0xff);
2127 #ifdef SNAPSHOT
2128 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
2129 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
2130 #endif
2131 return pci_register_driver(&cx8800_pci_driver);
2132 }
2133
2134 static void cx8800_fini(void)
2135 {
2136 pci_unregister_driver(&cx8800_pci_driver);
2137 }
2138
2139 module_init(cx8800_init);
2140 module_exit(cx8800_fini);
2141
2142 /* ----------------------------------------------------------- */
2143 /*
2144 * Local variables:
2145 * c-basic-offset: 8
2146 * End:
2147 * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
2148 */
Linux kernel - Deliverables
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