V4L/DVB (6021): cx88: Copy board information into card state
[linux-2.6] / 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/moduleparam.h>
32 #include <linux/kmod.h>
33 #include <linux/kernel.h>
34 #include <linux/slab.h>
35 #include <linux/interrupt.h>
36 #include <linux/dma-mapping.h>
37 #include <linux/delay.h>
38 #include <linux/kthread.h>
39 #include <asm/div64.h>
40
41 #include "cx88.h"
42 #include <media/v4l2-common.h>
43
44 #ifdef CONFIG_VIDEO_V4L1_COMPAT
45 /* Include V4L1 specific functions. Should be removed soon */
46 #include <linux/videodev.h>
47 #endif
48
49 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
50 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
51 MODULE_LICENSE("GPL");
52
53 /* ------------------------------------------------------------------ */
54
55 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
56 static unsigned int vbi_nr[]   = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
57 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
58
59 module_param_array(video_nr, int, NULL, 0444);
60 module_param_array(vbi_nr,   int, NULL, 0444);
61 module_param_array(radio_nr, int, NULL, 0444);
62
63 MODULE_PARM_DESC(video_nr,"video device numbers");
64 MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
65 MODULE_PARM_DESC(radio_nr,"radio device numbers");
66
67 static unsigned int video_debug = 0;
68 module_param(video_debug,int,0644);
69 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
70
71 static unsigned int irq_debug = 0;
72 module_param(irq_debug,int,0644);
73 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
74
75 static unsigned int vid_limit = 16;
76 module_param(vid_limit,int,0644);
77 MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
78
79 #define dprintk(level,fmt, arg...)      if (video_debug >= level) \
80         printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
81
82 /* ------------------------------------------------------------------ */
83
84 static LIST_HEAD(cx8800_devlist);
85
86 /* ------------------------------------------------------------------- */
87 /* static data                                                         */
88
89 static struct cx8800_fmt formats[] = {
90         {
91                 .name     = "8 bpp, gray",
92                 .fourcc   = V4L2_PIX_FMT_GREY,
93                 .cxformat = ColorFormatY8,
94                 .depth    = 8,
95                 .flags    = FORMAT_FLAGS_PACKED,
96         },{
97                 .name     = "15 bpp RGB, le",
98                 .fourcc   = V4L2_PIX_FMT_RGB555,
99                 .cxformat = ColorFormatRGB15,
100                 .depth    = 16,
101                 .flags    = FORMAT_FLAGS_PACKED,
102         },{
103                 .name     = "15 bpp RGB, be",
104                 .fourcc   = V4L2_PIX_FMT_RGB555X,
105                 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
106                 .depth    = 16,
107                 .flags    = FORMAT_FLAGS_PACKED,
108         },{
109                 .name     = "16 bpp RGB, le",
110                 .fourcc   = V4L2_PIX_FMT_RGB565,
111                 .cxformat = ColorFormatRGB16,
112                 .depth    = 16,
113                 .flags    = FORMAT_FLAGS_PACKED,
114         },{
115                 .name     = "16 bpp RGB, be",
116                 .fourcc   = V4L2_PIX_FMT_RGB565X,
117                 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
118                 .depth    = 16,
119                 .flags    = FORMAT_FLAGS_PACKED,
120         },{
121                 .name     = "24 bpp RGB, le",
122                 .fourcc   = V4L2_PIX_FMT_BGR24,
123                 .cxformat = ColorFormatRGB24,
124                 .depth    = 24,
125                 .flags    = FORMAT_FLAGS_PACKED,
126         },{
127                 .name     = "32 bpp RGB, le",
128                 .fourcc   = V4L2_PIX_FMT_BGR32,
129                 .cxformat = ColorFormatRGB32,
130                 .depth    = 32,
131                 .flags    = FORMAT_FLAGS_PACKED,
132         },{
133                 .name     = "32 bpp RGB, be",
134                 .fourcc   = V4L2_PIX_FMT_RGB32,
135                 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
136                 .depth    = 32,
137                 .flags    = FORMAT_FLAGS_PACKED,
138         },{
139                 .name     = "4:2:2, packed, YUYV",
140                 .fourcc   = V4L2_PIX_FMT_YUYV,
141                 .cxformat = ColorFormatYUY2,
142                 .depth    = 16,
143                 .flags    = FORMAT_FLAGS_PACKED,
144         },{
145                 .name     = "4:2:2, packed, UYVY",
146                 .fourcc   = V4L2_PIX_FMT_UYVY,
147                 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
148                 .depth    = 16,
149                 .flags    = FORMAT_FLAGS_PACKED,
150         },
151 };
152
153 static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
154 {
155         unsigned int i;
156
157         for (i = 0; i < ARRAY_SIZE(formats); i++)
158                 if (formats[i].fourcc == fourcc)
159                         return formats+i;
160         return NULL;
161 }
162
163 /* ------------------------------------------------------------------- */
164
165 static const struct v4l2_queryctrl no_ctl = {
166         .name  = "42",
167         .flags = V4L2_CTRL_FLAG_DISABLED,
168 };
169
170 static struct cx88_ctrl cx8800_ctls[] = {
171         /* --- video --- */
172         {
173                 .v = {
174                         .id            = V4L2_CID_BRIGHTNESS,
175                         .name          = "Brightness",
176                         .minimum       = 0x00,
177                         .maximum       = 0xff,
178                         .step          = 1,
179                         .default_value = 0x7f,
180                         .type          = V4L2_CTRL_TYPE_INTEGER,
181                 },
182                 .off                   = 128,
183                 .reg                   = MO_CONTR_BRIGHT,
184                 .mask                  = 0x00ff,
185                 .shift                 = 0,
186         },{
187                 .v = {
188                         .id            = V4L2_CID_CONTRAST,
189                         .name          = "Contrast",
190                         .minimum       = 0,
191                         .maximum       = 0xff,
192                         .step          = 1,
193                         .default_value = 0x3f,
194                         .type          = V4L2_CTRL_TYPE_INTEGER,
195                 },
196                 .off                   = 0,
197                 .reg                   = MO_CONTR_BRIGHT,
198                 .mask                  = 0xff00,
199                 .shift                 = 8,
200         },{
201                 .v = {
202                         .id            = V4L2_CID_HUE,
203                         .name          = "Hue",
204                         .minimum       = 0,
205                         .maximum       = 0xff,
206                         .step          = 1,
207                         .default_value = 0x7f,
208                         .type          = V4L2_CTRL_TYPE_INTEGER,
209                 },
210                 .off                   = 128,
211                 .reg                   = MO_HUE,
212                 .mask                  = 0x00ff,
213                 .shift                 = 0,
214         },{
215                 /* strictly, this only describes only U saturation.
216                  * V saturation is handled specially through code.
217                  */
218                 .v = {
219                         .id            = V4L2_CID_SATURATION,
220                         .name          = "Saturation",
221                         .minimum       = 0,
222                         .maximum       = 0xff,
223                         .step          = 1,
224                         .default_value = 0x7f,
225                         .type          = V4L2_CTRL_TYPE_INTEGER,
226                 },
227                 .off                   = 0,
228                 .reg                   = MO_UV_SATURATION,
229                 .mask                  = 0x00ff,
230                 .shift                 = 0,
231         },{
232         /* --- audio --- */
233                 .v = {
234                         .id            = V4L2_CID_AUDIO_MUTE,
235                         .name          = "Mute",
236                         .minimum       = 0,
237                         .maximum       = 1,
238                         .default_value = 1,
239                         .type          = V4L2_CTRL_TYPE_BOOLEAN,
240                 },
241                 .reg                   = AUD_VOL_CTL,
242                 .sreg                  = SHADOW_AUD_VOL_CTL,
243                 .mask                  = (1 << 6),
244                 .shift                 = 6,
245         },{
246                 .v = {
247                         .id            = V4L2_CID_AUDIO_VOLUME,
248                         .name          = "Volume",
249                         .minimum       = 0,
250                         .maximum       = 0x3f,
251                         .step          = 1,
252                         .default_value = 0x3f,
253                         .type          = V4L2_CTRL_TYPE_INTEGER,
254                 },
255                 .reg                   = AUD_VOL_CTL,
256                 .sreg                  = SHADOW_AUD_VOL_CTL,
257                 .mask                  = 0x3f,
258                 .shift                 = 0,
259         },{
260                 .v = {
261                         .id            = V4L2_CID_AUDIO_BALANCE,
262                         .name          = "Balance",
263                         .minimum       = 0,
264                         .maximum       = 0x7f,
265                         .step          = 1,
266                         .default_value = 0x40,
267                         .type          = V4L2_CTRL_TYPE_INTEGER,
268                 },
269                 .reg                   = AUD_BAL_CTL,
270                 .sreg                  = SHADOW_AUD_BAL_CTL,
271                 .mask                  = 0x7f,
272                 .shift                 = 0,
273         }
274 };
275 static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls);
276
277 const u32 cx88_user_ctrls[] = {
278         V4L2_CID_USER_CLASS,
279         V4L2_CID_BRIGHTNESS,
280         V4L2_CID_CONTRAST,
281         V4L2_CID_SATURATION,
282         V4L2_CID_HUE,
283         V4L2_CID_AUDIO_VOLUME,
284         V4L2_CID_AUDIO_BALANCE,
285         V4L2_CID_AUDIO_MUTE,
286         0
287 };
288 EXPORT_SYMBOL(cx88_user_ctrls);
289
290 static const u32 *ctrl_classes[] = {
291         cx88_user_ctrls,
292         NULL
293 };
294
295 int cx8800_ctrl_query(struct v4l2_queryctrl *qctrl)
296 {
297         int i;
298
299         if (qctrl->id < V4L2_CID_BASE ||
300             qctrl->id >= V4L2_CID_LASTP1)
301                 return -EINVAL;
302         for (i = 0; i < CX8800_CTLS; i++)
303                 if (cx8800_ctls[i].v.id == qctrl->id)
304                         break;
305         if (i == CX8800_CTLS) {
306                 *qctrl = no_ctl;
307                 return 0;
308         }
309         *qctrl = cx8800_ctls[i].v;
310         return 0;
311 }
312 EXPORT_SYMBOL(cx8800_ctrl_query);
313
314 /* ------------------------------------------------------------------- */
315 /* resource management                                                 */
316
317 static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
318 {
319         struct cx88_core *core = dev->core;
320         if (fh->resources & bit)
321                 /* have it already allocated */
322                 return 1;
323
324         /* is it free? */
325         mutex_lock(&core->lock);
326         if (dev->resources & bit) {
327                 /* no, someone else uses it */
328                 mutex_unlock(&core->lock);
329                 return 0;
330         }
331         /* it's free, grab it */
332         fh->resources  |= bit;
333         dev->resources |= bit;
334         dprintk(1,"res: get %d\n",bit);
335         mutex_unlock(&core->lock);
336         return 1;
337 }
338
339 static
340 int res_check(struct cx8800_fh *fh, unsigned int bit)
341 {
342         return (fh->resources & bit);
343 }
344
345 static
346 int res_locked(struct cx8800_dev *dev, unsigned int bit)
347 {
348         return (dev->resources & bit);
349 }
350
351 static
352 void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
353 {
354         struct cx88_core *core = dev->core;
355         BUG_ON((fh->resources & bits) != bits);
356
357         mutex_lock(&core->lock);
358         fh->resources  &= ~bits;
359         dev->resources &= ~bits;
360         dprintk(1,"res: put %d\n",bits);
361         mutex_unlock(&core->lock);
362 }
363
364 /* ------------------------------------------------------------------ */
365
366 int cx88_video_mux(struct cx88_core *core, unsigned int input)
367 {
368         /* struct cx88_core *core = dev->core; */
369
370         dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
371                 input, INPUT(input).vmux,
372                 INPUT(input).gpio0,INPUT(input).gpio1,
373                 INPUT(input).gpio2,INPUT(input).gpio3);
374         core->input = input;
375         cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
376         cx_write(MO_GP3_IO, INPUT(input).gpio3);
377         cx_write(MO_GP0_IO, INPUT(input).gpio0);
378         cx_write(MO_GP1_IO, INPUT(input).gpio1);
379         cx_write(MO_GP2_IO, INPUT(input).gpio2);
380
381         switch (INPUT(input).type) {
382         case CX88_VMUX_SVIDEO:
383                 cx_set(MO_AFECFG_IO,    0x00000001);
384                 cx_set(MO_INPUT_FORMAT, 0x00010010);
385                 cx_set(MO_FILTER_EVEN,  0x00002020);
386                 cx_set(MO_FILTER_ODD,   0x00002020);
387                 break;
388         default:
389                 cx_clear(MO_AFECFG_IO,    0x00000001);
390                 cx_clear(MO_INPUT_FORMAT, 0x00010010);
391                 cx_clear(MO_FILTER_EVEN,  0x00002020);
392                 cx_clear(MO_FILTER_ODD,   0x00002020);
393                 break;
394         }
395
396         if (core->board.mpeg & CX88_MPEG_BLACKBIRD) {
397                 /* sets sound input from external adc */
398                 if (INPUT(input).extadc)
399                         cx_set(AUD_CTL, EN_I2SIN_ENABLE);
400                 else
401                         cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
402         }
403         return 0;
404 }
405 EXPORT_SYMBOL(cx88_video_mux);
406
407 /* ------------------------------------------------------------------ */
408
409 static int start_video_dma(struct cx8800_dev    *dev,
410                            struct cx88_dmaqueue *q,
411                            struct cx88_buffer   *buf)
412 {
413         struct cx88_core *core = dev->core;
414
415         /* setup fifo + format */
416         cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
417                                 buf->bpl, buf->risc.dma);
418         cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
419         cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
420
421         /* reset counter */
422         cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
423         q->count = 1;
424
425         /* enable irqs */
426         cx_set(MO_PCI_INTMSK, core->pci_irqmask | 0x01);
427
428         /* Enables corresponding bits at PCI_INT_STAT:
429                 bits 0 to 4: video, audio, transport stream, VIP, Host
430                 bit 7: timer
431                 bits 8 and 9: DMA complete for: SRC, DST
432                 bits 10 and 11: BERR signal asserted for RISC: RD, WR
433                 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
434          */
435         cx_set(MO_VID_INTMSK, 0x0f0011);
436
437         /* enable capture */
438         cx_set(VID_CAPTURE_CONTROL,0x06);
439
440         /* start dma */
441         cx_set(MO_DEV_CNTRL2, (1<<5));
442         cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
443
444         return 0;
445 }
446
447 #ifdef CONFIG_PM
448 static int stop_video_dma(struct cx8800_dev    *dev)
449 {
450         struct cx88_core *core = dev->core;
451
452         /* stop dma */
453         cx_clear(MO_VID_DMACNTRL, 0x11);
454
455         /* disable capture */
456         cx_clear(VID_CAPTURE_CONTROL,0x06);
457
458         /* disable irqs */
459         cx_clear(MO_PCI_INTMSK, 0x000001);
460         cx_clear(MO_VID_INTMSK, 0x0f0011);
461         return 0;
462 }
463 #endif
464
465 static int restart_video_queue(struct cx8800_dev    *dev,
466                                struct cx88_dmaqueue *q)
467 {
468         struct cx88_core *core = dev->core;
469         struct cx88_buffer *buf, *prev;
470         struct list_head *item;
471
472         if (!list_empty(&q->active)) {
473                 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
474                 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
475                         buf, buf->vb.i);
476                 start_video_dma(dev, q, buf);
477                 list_for_each(item,&q->active) {
478                         buf = list_entry(item, struct cx88_buffer, vb.queue);
479                         buf->count    = q->count++;
480                 }
481                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
482                 return 0;
483         }
484
485         prev = NULL;
486         for (;;) {
487                 if (list_empty(&q->queued))
488                         return 0;
489                 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
490                 if (NULL == prev) {
491                         list_move_tail(&buf->vb.queue, &q->active);
492                         start_video_dma(dev, q, buf);
493                         buf->vb.state = STATE_ACTIVE;
494                         buf->count    = q->count++;
495                         mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
496                         dprintk(2,"[%p/%d] restart_queue - first active\n",
497                                 buf,buf->vb.i);
498
499                 } else if (prev->vb.width  == buf->vb.width  &&
500                            prev->vb.height == buf->vb.height &&
501                            prev->fmt       == buf->fmt) {
502                         list_move_tail(&buf->vb.queue, &q->active);
503                         buf->vb.state = STATE_ACTIVE;
504                         buf->count    = q->count++;
505                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
506                         dprintk(2,"[%p/%d] restart_queue - move to active\n",
507                                 buf,buf->vb.i);
508                 } else {
509                         return 0;
510                 }
511                 prev = buf;
512         }
513 }
514
515 /* ------------------------------------------------------------------ */
516
517 static int
518 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
519 {
520         struct cx8800_fh *fh = q->priv_data;
521
522         *size = fh->fmt->depth*fh->width*fh->height >> 3;
523         if (0 == *count)
524                 *count = 32;
525         while (*size * *count > vid_limit * 1024 * 1024)
526                 (*count)--;
527         return 0;
528 }
529
530 static int
531 buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
532                enum v4l2_field field)
533 {
534         struct cx8800_fh   *fh  = q->priv_data;
535         struct cx8800_dev  *dev = fh->dev;
536         struct cx88_core *core = dev->core;
537         struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
538         int rc, init_buffer = 0;
539
540         BUG_ON(NULL == fh->fmt);
541         if (fh->width  < 48 || fh->width  > norm_maxw(core->tvnorm) ||
542             fh->height < 32 || fh->height > norm_maxh(core->tvnorm))
543                 return -EINVAL;
544         buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
545         if (0 != buf->vb.baddr  &&  buf->vb.bsize < buf->vb.size)
546                 return -EINVAL;
547
548         if (buf->fmt       != fh->fmt    ||
549             buf->vb.width  != fh->width  ||
550             buf->vb.height != fh->height ||
551             buf->vb.field  != field) {
552                 buf->fmt       = fh->fmt;
553                 buf->vb.width  = fh->width;
554                 buf->vb.height = fh->height;
555                 buf->vb.field  = field;
556                 init_buffer = 1;
557         }
558
559         if (STATE_NEEDS_INIT == buf->vb.state) {
560                 init_buffer = 1;
561                 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
562                         goto fail;
563         }
564
565         if (init_buffer) {
566                 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
567                 switch (buf->vb.field) {
568                 case V4L2_FIELD_TOP:
569                         cx88_risc_buffer(dev->pci, &buf->risc,
570                                          buf->vb.dma.sglist, 0, UNSET,
571                                          buf->bpl, 0, buf->vb.height);
572                         break;
573                 case V4L2_FIELD_BOTTOM:
574                         cx88_risc_buffer(dev->pci, &buf->risc,
575                                          buf->vb.dma.sglist, UNSET, 0,
576                                          buf->bpl, 0, buf->vb.height);
577                         break;
578                 case V4L2_FIELD_INTERLACED:
579                         cx88_risc_buffer(dev->pci, &buf->risc,
580                                          buf->vb.dma.sglist, 0, buf->bpl,
581                                          buf->bpl, buf->bpl,
582                                          buf->vb.height >> 1);
583                         break;
584                 case V4L2_FIELD_SEQ_TB:
585                         cx88_risc_buffer(dev->pci, &buf->risc,
586                                          buf->vb.dma.sglist,
587                                          0, buf->bpl * (buf->vb.height >> 1),
588                                          buf->bpl, 0,
589                                          buf->vb.height >> 1);
590                         break;
591                 case V4L2_FIELD_SEQ_BT:
592                         cx88_risc_buffer(dev->pci, &buf->risc,
593                                          buf->vb.dma.sglist,
594                                          buf->bpl * (buf->vb.height >> 1), 0,
595                                          buf->bpl, 0,
596                                          buf->vb.height >> 1);
597                         break;
598                 default:
599                         BUG();
600                 }
601         }
602         dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
603                 buf, buf->vb.i,
604                 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
605                 (unsigned long)buf->risc.dma);
606
607         buf->vb.state = STATE_PREPARED;
608         return 0;
609
610  fail:
611         cx88_free_buffer(q,buf);
612         return rc;
613 }
614
615 static void
616 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
617 {
618         struct cx88_buffer    *buf = container_of(vb,struct cx88_buffer,vb);
619         struct cx88_buffer    *prev;
620         struct cx8800_fh      *fh   = vq->priv_data;
621         struct cx8800_dev     *dev  = fh->dev;
622         struct cx88_core      *core = dev->core;
623         struct cx88_dmaqueue  *q    = &dev->vidq;
624
625         /* add jump to stopper */
626         buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
627         buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
628
629         if (!list_empty(&q->queued)) {
630                 list_add_tail(&buf->vb.queue,&q->queued);
631                 buf->vb.state = STATE_QUEUED;
632                 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
633                         buf, buf->vb.i);
634
635         } else if (list_empty(&q->active)) {
636                 list_add_tail(&buf->vb.queue,&q->active);
637                 start_video_dma(dev, q, buf);
638                 buf->vb.state = STATE_ACTIVE;
639                 buf->count    = q->count++;
640                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
641                 dprintk(2,"[%p/%d] buffer_queue - first active\n",
642                         buf, buf->vb.i);
643
644         } else {
645                 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
646                 if (prev->vb.width  == buf->vb.width  &&
647                     prev->vb.height == buf->vb.height &&
648                     prev->fmt       == buf->fmt) {
649                         list_add_tail(&buf->vb.queue,&q->active);
650                         buf->vb.state = STATE_ACTIVE;
651                         buf->count    = q->count++;
652                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
653                         dprintk(2,"[%p/%d] buffer_queue - append to active\n",
654                                 buf, buf->vb.i);
655
656                 } else {
657                         list_add_tail(&buf->vb.queue,&q->queued);
658                         buf->vb.state = STATE_QUEUED;
659                         dprintk(2,"[%p/%d] buffer_queue - first queued\n",
660                                 buf, buf->vb.i);
661                 }
662         }
663 }
664
665 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
666 {
667         struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
668
669         cx88_free_buffer(q,buf);
670 }
671
672 static struct videobuf_queue_ops cx8800_video_qops = {
673         .buf_setup    = buffer_setup,
674         .buf_prepare  = buffer_prepare,
675         .buf_queue    = buffer_queue,
676         .buf_release  = buffer_release,
677 };
678
679 /* ------------------------------------------------------------------ */
680
681
682 /* ------------------------------------------------------------------ */
683
684 static struct videobuf_queue* get_queue(struct cx8800_fh *fh)
685 {
686         switch (fh->type) {
687         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
688                 return &fh->vidq;
689         case V4L2_BUF_TYPE_VBI_CAPTURE:
690                 return &fh->vbiq;
691         default:
692                 BUG();
693                 return NULL;
694         }
695 }
696
697 static int get_ressource(struct cx8800_fh *fh)
698 {
699         switch (fh->type) {
700         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
701                 return RESOURCE_VIDEO;
702         case V4L2_BUF_TYPE_VBI_CAPTURE:
703                 return RESOURCE_VBI;
704         default:
705                 BUG();
706                 return 0;
707         }
708 }
709
710 static int video_open(struct inode *inode, struct file *file)
711 {
712         int minor = iminor(inode);
713         struct cx8800_dev *h,*dev = NULL;
714         struct cx88_core *core;
715         struct cx8800_fh *fh;
716         struct list_head *list;
717         enum v4l2_buf_type type = 0;
718         int radio = 0;
719
720         list_for_each(list,&cx8800_devlist) {
721                 h = list_entry(list, struct cx8800_dev, devlist);
722                 if (h->video_dev->minor == minor) {
723                         dev  = h;
724                         type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
725                 }
726                 if (h->vbi_dev->minor == minor) {
727                         dev  = h;
728                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
729                 }
730                 if (h->radio_dev &&
731                     h->radio_dev->minor == minor) {
732                         radio = 1;
733                         dev   = h;
734                 }
735         }
736         if (NULL == dev)
737                 return -ENODEV;
738
739         core = dev->core;
740
741         dprintk(1,"open minor=%d radio=%d type=%s\n",
742                 minor,radio,v4l2_type_names[type]);
743
744         /* allocate + initialize per filehandle data */
745         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
746         if (NULL == fh)
747                 return -ENOMEM;
748         file->private_data = fh;
749         fh->dev      = dev;
750         fh->radio    = radio;
751         fh->type     = type;
752         fh->width    = 320;
753         fh->height   = 240;
754         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
755
756         videobuf_queue_init(&fh->vidq, &cx8800_video_qops,
757                             dev->pci, &dev->slock,
758                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
759                             V4L2_FIELD_INTERLACED,
760                             sizeof(struct cx88_buffer),
761                             fh);
762         videobuf_queue_init(&fh->vbiq, &cx8800_vbi_qops,
763                             dev->pci, &dev->slock,
764                             V4L2_BUF_TYPE_VBI_CAPTURE,
765                             V4L2_FIELD_SEQ_TB,
766                             sizeof(struct cx88_buffer),
767                             fh);
768
769         if (fh->radio) {
770                 dprintk(1,"video_open: setting radio device\n");
771                 cx_write(MO_GP3_IO, core->board.radio.gpio3);
772                 cx_write(MO_GP0_IO, core->board.radio.gpio0);
773                 cx_write(MO_GP1_IO, core->board.radio.gpio1);
774                 cx_write(MO_GP2_IO, core->board.radio.gpio2);
775                 core->tvaudio = WW_FM;
776                 cx88_set_tvaudio(core);
777                 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
778                 cx88_call_i2c_clients(core,AUDC_SET_RADIO,NULL);
779         }
780
781         return 0;
782 }
783
784 static ssize_t
785 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
786 {
787         struct cx8800_fh *fh = file->private_data;
788
789         switch (fh->type) {
790         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
791                 if (res_locked(fh->dev,RESOURCE_VIDEO))
792                         return -EBUSY;
793                 return videobuf_read_one(&fh->vidq, data, count, ppos,
794                                          file->f_flags & O_NONBLOCK);
795         case V4L2_BUF_TYPE_VBI_CAPTURE:
796                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
797                         return -EBUSY;
798                 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
799                                             file->f_flags & O_NONBLOCK);
800         default:
801                 BUG();
802                 return 0;
803         }
804 }
805
806 static unsigned int
807 video_poll(struct file *file, struct poll_table_struct *wait)
808 {
809         struct cx8800_fh *fh = file->private_data;
810         struct cx88_buffer *buf;
811
812         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
813                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
814                         return POLLERR;
815                 return videobuf_poll_stream(file, &fh->vbiq, wait);
816         }
817
818         if (res_check(fh,RESOURCE_VIDEO)) {
819                 /* streaming capture */
820                 if (list_empty(&fh->vidq.stream))
821                         return POLLERR;
822                 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
823         } else {
824                 /* read() capture */
825                 buf = (struct cx88_buffer*)fh->vidq.read_buf;
826                 if (NULL == buf)
827                         return POLLERR;
828         }
829         poll_wait(file, &buf->vb.done, wait);
830         if (buf->vb.state == STATE_DONE ||
831             buf->vb.state == STATE_ERROR)
832                 return POLLIN|POLLRDNORM;
833         return 0;
834 }
835
836 static int video_release(struct inode *inode, struct file *file)
837 {
838         struct cx8800_fh  *fh  = file->private_data;
839         struct cx8800_dev *dev = fh->dev;
840
841         /* turn off overlay */
842         if (res_check(fh, RESOURCE_OVERLAY)) {
843                 /* FIXME */
844                 res_free(dev,fh,RESOURCE_OVERLAY);
845         }
846
847         /* stop video capture */
848         if (res_check(fh, RESOURCE_VIDEO)) {
849                 videobuf_queue_cancel(&fh->vidq);
850                 res_free(dev,fh,RESOURCE_VIDEO);
851         }
852         if (fh->vidq.read_buf) {
853                 buffer_release(&fh->vidq,fh->vidq.read_buf);
854                 kfree(fh->vidq.read_buf);
855         }
856
857         /* stop vbi capture */
858         if (res_check(fh, RESOURCE_VBI)) {
859                 if (fh->vbiq.streaming)
860                         videobuf_streamoff(&fh->vbiq);
861                 if (fh->vbiq.reading)
862                         videobuf_read_stop(&fh->vbiq);
863                 res_free(dev,fh,RESOURCE_VBI);
864         }
865
866         videobuf_mmap_free(&fh->vidq);
867         videobuf_mmap_free(&fh->vbiq);
868         file->private_data = NULL;
869         kfree(fh);
870
871         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
872
873         return 0;
874 }
875
876 static int
877 video_mmap(struct file *file, struct vm_area_struct * vma)
878 {
879         struct cx8800_fh *fh = file->private_data;
880
881         return videobuf_mmap_mapper(get_queue(fh), vma);
882 }
883
884 /* ------------------------------------------------------------------ */
885 /* VIDEO CTRL IOCTLS                                                  */
886
887 int cx88_get_control (struct cx88_core  *core, struct v4l2_control *ctl)
888 {
889         struct cx88_ctrl  *c    = NULL;
890         u32 value;
891         int i;
892
893         for (i = 0; i < CX8800_CTLS; i++)
894                 if (cx8800_ctls[i].v.id == ctl->id)
895                         c = &cx8800_ctls[i];
896         if (unlikely(NULL == c))
897                 return -EINVAL;
898
899         value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg);
900         switch (ctl->id) {
901         case V4L2_CID_AUDIO_BALANCE:
902                 ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40)
903                                         : (0x7f - (value & 0x7f));
904                 break;
905         case V4L2_CID_AUDIO_VOLUME:
906                 ctl->value = 0x3f - (value & 0x3f);
907                 break;
908         default:
909                 ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
910                 break;
911         }
912         dprintk(1,"get_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
913                                 ctl->id, c->v.name, ctl->value, c->reg,
914                                 value,c->mask, c->sreg ? " [shadowed]" : "");
915         return 0;
916 }
917 EXPORT_SYMBOL(cx88_get_control);
918
919 int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl)
920 {
921         struct cx88_ctrl *c = NULL;
922         u32 value,mask;
923         int i;
924
925         for (i = 0; i < CX8800_CTLS; i++) {
926                 if (cx8800_ctls[i].v.id == ctl->id) {
927                         c = &cx8800_ctls[i];
928                 }
929         }
930         if (unlikely(NULL == c))
931                 return -EINVAL;
932
933         if (ctl->value < c->v.minimum)
934                 ctl->value = c->v.minimum;
935         if (ctl->value > c->v.maximum)
936                 ctl->value = c->v.maximum;
937         mask=c->mask;
938         switch (ctl->id) {
939         case V4L2_CID_AUDIO_BALANCE:
940                 value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40);
941                 break;
942         case V4L2_CID_AUDIO_VOLUME:
943                 value = 0x3f - (ctl->value & 0x3f);
944                 break;
945         case V4L2_CID_SATURATION:
946                 /* special v_sat handling */
947
948                 value = ((ctl->value - c->off) << c->shift) & c->mask;
949
950                 if (core->tvnorm & V4L2_STD_SECAM) {
951                         /* For SECAM, both U and V sat should be equal */
952                         value=value<<8|value;
953                 } else {
954                         /* Keeps U Saturation proportional to V Sat */
955                         value=(value*0x5a)/0x7f<<8|value;
956                 }
957                 mask=0xffff;
958                 break;
959         default:
960                 value = ((ctl->value - c->off) << c->shift) & c->mask;
961                 break;
962         }
963         dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
964                                 ctl->id, c->v.name, ctl->value, c->reg, value,
965                                 mask, c->sreg ? " [shadowed]" : "");
966         if (c->sreg) {
967                 cx_sandor(c->sreg, c->reg, mask, value);
968         } else {
969                 cx_andor(c->reg, mask, value);
970         }
971         return 0;
972 }
973 EXPORT_SYMBOL(cx88_set_control);
974
975 static void init_controls(struct cx88_core *core)
976 {
977         struct v4l2_control ctrl;
978         int i;
979
980         for (i = 0; i < CX8800_CTLS; i++) {
981                 ctrl.id=cx8800_ctls[i].v.id;
982                 ctrl.value=cx8800_ctls[i].v.default_value;
983
984                 cx88_set_control(core, &ctrl);
985         }
986 }
987
988 /* ------------------------------------------------------------------ */
989 /* VIDEO IOCTLS                                                       */
990
991 static int vidioc_g_fmt_cap (struct file *file, void *priv,
992                                         struct v4l2_format *f)
993 {
994         struct cx8800_fh  *fh   = priv;
995
996         f->fmt.pix.width        = fh->width;
997         f->fmt.pix.height       = fh->height;
998         f->fmt.pix.field        = fh->vidq.field;
999         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1000         f->fmt.pix.bytesperline =
1001                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1002         f->fmt.pix.sizeimage =
1003                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1004         return 0;
1005 }
1006
1007 static int vidioc_try_fmt_cap (struct file *file, void *priv,
1008                         struct v4l2_format *f)
1009 {
1010         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1011         struct cx8800_fmt *fmt;
1012         enum v4l2_field   field;
1013         unsigned int      maxw, maxh;
1014
1015         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1016         if (NULL == fmt)
1017                 return -EINVAL;
1018
1019         field = f->fmt.pix.field;
1020         maxw  = norm_maxw(core->tvnorm);
1021         maxh  = norm_maxh(core->tvnorm);
1022
1023         if (V4L2_FIELD_ANY == field) {
1024                 field = (f->fmt.pix.height > maxh/2)
1025                         ? V4L2_FIELD_INTERLACED
1026                         : V4L2_FIELD_BOTTOM;
1027         }
1028
1029         switch (field) {
1030         case V4L2_FIELD_TOP:
1031         case V4L2_FIELD_BOTTOM:
1032                 maxh = maxh / 2;
1033                 break;
1034         case V4L2_FIELD_INTERLACED:
1035                 break;
1036         default:
1037                 return -EINVAL;
1038         }
1039
1040         f->fmt.pix.field = field;
1041         if (f->fmt.pix.height < 32)
1042                 f->fmt.pix.height = 32;
1043         if (f->fmt.pix.height > maxh)
1044                 f->fmt.pix.height = maxh;
1045         if (f->fmt.pix.width < 48)
1046                 f->fmt.pix.width = 48;
1047         if (f->fmt.pix.width > maxw)
1048                 f->fmt.pix.width = maxw;
1049         f->fmt.pix.width &= ~0x03;
1050         f->fmt.pix.bytesperline =
1051                 (f->fmt.pix.width * fmt->depth) >> 3;
1052         f->fmt.pix.sizeimage =
1053                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1054
1055         return 0;
1056 }
1057
1058 static int vidioc_s_fmt_cap (struct file *file, void *priv,
1059                                         struct v4l2_format *f)
1060 {
1061         struct cx8800_fh  *fh   = priv;
1062         int err = vidioc_try_fmt_cap (file,priv,f);
1063
1064         if (0 != err)
1065                 return err;
1066         fh->fmt        = format_by_fourcc(f->fmt.pix.pixelformat);
1067         fh->width      = f->fmt.pix.width;
1068         fh->height     = f->fmt.pix.height;
1069         fh->vidq.field = f->fmt.pix.field;
1070         return 0;
1071 }
1072
1073 static int vidioc_querycap (struct file *file, void  *priv,
1074                                         struct v4l2_capability *cap)
1075 {
1076         struct cx8800_dev *dev  = ((struct cx8800_fh *)priv)->dev;
1077         struct cx88_core  *core = dev->core;
1078
1079         strcpy(cap->driver, "cx8800");
1080         strlcpy(cap->card, core->board.name, sizeof(cap->card));
1081         sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1082         cap->version = CX88_VERSION_CODE;
1083         cap->capabilities =
1084                 V4L2_CAP_VIDEO_CAPTURE |
1085                 V4L2_CAP_READWRITE     |
1086                 V4L2_CAP_STREAMING     |
1087                 V4L2_CAP_VBI_CAPTURE;
1088         if (UNSET != core->board.tuner_type)
1089                 cap->capabilities |= V4L2_CAP_TUNER;
1090         return 0;
1091 }
1092
1093 static int vidioc_enum_fmt_cap (struct file *file, void  *priv,
1094                                         struct v4l2_fmtdesc *f)
1095 {
1096         if (unlikely(f->index >= ARRAY_SIZE(formats)))
1097                 return -EINVAL;
1098
1099         strlcpy(f->description,formats[f->index].name,sizeof(f->description));
1100         f->pixelformat = formats[f->index].fourcc;
1101
1102         return 0;
1103 }
1104
1105 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1106 static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf)
1107 {
1108         struct cx8800_fh           *fh   = priv;
1109         struct videobuf_queue      *q;
1110         struct v4l2_requestbuffers req;
1111         unsigned int i;
1112         int err;
1113
1114         q = get_queue(fh);
1115         memset(&req,0,sizeof(req));
1116         req.type   = q->type;
1117         req.count  = 8;
1118         req.memory = V4L2_MEMORY_MMAP;
1119         err = videobuf_reqbufs(q,&req);
1120         if (err < 0)
1121                 return err;
1122
1123         mbuf->frames = req.count;
1124         mbuf->size   = 0;
1125         for (i = 0; i < mbuf->frames; i++) {
1126                 mbuf->offsets[i]  = q->bufs[i]->boff;
1127                 mbuf->size       += q->bufs[i]->bsize;
1128         }
1129         return 0;
1130 }
1131 #endif
1132
1133 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
1134 {
1135         struct cx8800_fh  *fh   = priv;
1136         return (videobuf_reqbufs(get_queue(fh), p));
1137 }
1138
1139 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
1140 {
1141         struct cx8800_fh  *fh   = priv;
1142         return (videobuf_querybuf(get_queue(fh), p));
1143 }
1144
1145 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1146 {
1147         struct cx8800_fh  *fh   = priv;
1148         return (videobuf_qbuf(get_queue(fh), p));
1149 }
1150
1151 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1152 {
1153         struct cx8800_fh  *fh   = priv;
1154         return (videobuf_dqbuf(get_queue(fh), p,
1155                                 file->f_flags & O_NONBLOCK));
1156 }
1157
1158 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
1159 {
1160         struct cx8800_fh  *fh   = priv;
1161         struct cx8800_dev *dev  = fh->dev;
1162
1163         if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE))
1164                 return -EINVAL;
1165         if (unlikely(i != fh->type))
1166                 return -EINVAL;
1167
1168         if (unlikely(!res_get(dev,fh,get_ressource(fh))))
1169                 return -EBUSY;
1170         return videobuf_streamon(get_queue(fh));
1171 }
1172
1173 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1174 {
1175         struct cx8800_fh  *fh   = priv;
1176         struct cx8800_dev *dev  = fh->dev;
1177         int               err, res;
1178
1179         if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1180                 return -EINVAL;
1181         if (i != fh->type)
1182                 return -EINVAL;
1183
1184         res = get_ressource(fh);
1185         err = videobuf_streamoff(get_queue(fh));
1186         if (err < 0)
1187                 return err;
1188         res_free(dev,fh,res);
1189         return 0;
1190 }
1191
1192 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms)
1193 {
1194         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1195
1196         mutex_lock(&core->lock);
1197         cx88_set_tvnorm(core,*tvnorms);
1198         mutex_unlock(&core->lock);
1199
1200         return 0;
1201 }
1202
1203 /* only one input in this sample driver */
1204 int cx88_enum_input (struct cx88_core  *core,struct v4l2_input *i)
1205 {
1206         static const char *iname[] = {
1207                 [ CX88_VMUX_COMPOSITE1 ] = "Composite1",
1208                 [ CX88_VMUX_COMPOSITE2 ] = "Composite2",
1209                 [ CX88_VMUX_COMPOSITE3 ] = "Composite3",
1210                 [ CX88_VMUX_COMPOSITE4 ] = "Composite4",
1211                 [ CX88_VMUX_SVIDEO     ] = "S-Video",
1212                 [ CX88_VMUX_TELEVISION ] = "Television",
1213                 [ CX88_VMUX_CABLE      ] = "Cable TV",
1214                 [ CX88_VMUX_DVB        ] = "DVB",
1215                 [ CX88_VMUX_DEBUG      ] = "for debug only",
1216         };
1217         unsigned int n;
1218
1219         n = i->index;
1220         if (n >= 4)
1221                 return -EINVAL;
1222         if (0 == INPUT(n).type)
1223                 return -EINVAL;
1224         memset(i,0,sizeof(*i));
1225         i->index = n;
1226         i->type  = V4L2_INPUT_TYPE_CAMERA;
1227         strcpy(i->name,iname[INPUT(n).type]);
1228         if ((CX88_VMUX_TELEVISION == INPUT(n).type) ||
1229             (CX88_VMUX_CABLE      == INPUT(n).type))
1230                 i->type = V4L2_INPUT_TYPE_TUNER;
1231                 i->std = CX88_NORMS;
1232         return 0;
1233 }
1234 EXPORT_SYMBOL(cx88_enum_input);
1235
1236 static int vidioc_enum_input (struct file *file, void *priv,
1237                                 struct v4l2_input *i)
1238 {
1239         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1240         return cx88_enum_input (core,i);
1241 }
1242
1243 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1244 {
1245         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1246
1247         *i = core->input;
1248         return 0;
1249 }
1250
1251 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1252 {
1253         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1254
1255         if (i >= 4)
1256                 return -EINVAL;
1257
1258         mutex_lock(&core->lock);
1259         cx88_newstation(core);
1260         cx88_video_mux(core,i);
1261         mutex_unlock(&core->lock);
1262         return 0;
1263 }
1264
1265
1266
1267 static int vidioc_queryctrl (struct file *file, void *priv,
1268                                 struct v4l2_queryctrl *qctrl)
1269 {
1270         qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1271         if (unlikely(qctrl->id == 0))
1272                 return -EINVAL;
1273         return cx8800_ctrl_query(qctrl);
1274 }
1275
1276 static int vidioc_g_ctrl (struct file *file, void *priv,
1277                                 struct v4l2_control *ctl)
1278 {
1279         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1280         return
1281                 cx88_get_control(core,ctl);
1282 }
1283
1284 static int vidioc_s_ctrl (struct file *file, void *priv,
1285                                 struct v4l2_control *ctl)
1286 {
1287         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1288         return
1289                 cx88_set_control(core,ctl);
1290 }
1291
1292 static int vidioc_g_tuner (struct file *file, void *priv,
1293                                 struct v4l2_tuner *t)
1294 {
1295         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1296         u32 reg;
1297
1298         if (unlikely(UNSET == core->board.tuner_type))
1299                 return -EINVAL;
1300         if (0 != t->index)
1301                 return -EINVAL;
1302
1303         strcpy(t->name, "Television");
1304         t->type       = V4L2_TUNER_ANALOG_TV;
1305         t->capability = V4L2_TUNER_CAP_NORM;
1306         t->rangehigh  = 0xffffffffUL;
1307
1308         cx88_get_stereo(core ,t);
1309         reg = cx_read(MO_DEVICE_STATUS);
1310         t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1311         return 0;
1312 }
1313
1314 static int vidioc_s_tuner (struct file *file, void *priv,
1315                                 struct v4l2_tuner *t)
1316 {
1317         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1318
1319         if (UNSET == core->board.tuner_type)
1320                 return -EINVAL;
1321         if (0 != t->index)
1322                 return -EINVAL;
1323
1324         cx88_set_stereo(core, t->audmode, 1);
1325         return 0;
1326 }
1327
1328 static int vidioc_g_frequency (struct file *file, void *priv,
1329                                 struct v4l2_frequency *f)
1330 {
1331         struct cx8800_fh  *fh   = priv;
1332         struct cx88_core  *core = fh->dev->core;
1333
1334         if (unlikely(UNSET == core->board.tuner_type))
1335                 return -EINVAL;
1336
1337         /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1338         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1339         f->frequency = core->freq;
1340
1341         cx88_call_i2c_clients(core,VIDIOC_G_FREQUENCY,f);
1342
1343         return 0;
1344 }
1345
1346 int cx88_set_freq (struct cx88_core  *core,
1347                                 struct v4l2_frequency *f)
1348 {
1349         if (unlikely(UNSET == core->board.tuner_type))
1350                 return -EINVAL;
1351         if (unlikely(f->tuner != 0))
1352                 return -EINVAL;
1353
1354         mutex_lock(&core->lock);
1355         core->freq = f->frequency;
1356         cx88_newstation(core);
1357         cx88_call_i2c_clients(core,VIDIOC_S_FREQUENCY,f);
1358
1359         /* When changing channels it is required to reset TVAUDIO */
1360         msleep (10);
1361         cx88_set_tvaudio(core);
1362
1363         mutex_unlock(&core->lock);
1364
1365         return 0;
1366 }
1367 EXPORT_SYMBOL(cx88_set_freq);
1368
1369 static int vidioc_s_frequency (struct file *file, void *priv,
1370                                 struct v4l2_frequency *f)
1371 {
1372         struct cx8800_fh  *fh   = priv;
1373         struct cx88_core  *core = fh->dev->core;
1374
1375         if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV))
1376                 return -EINVAL;
1377         if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO))
1378                 return -EINVAL;
1379
1380         return
1381                 cx88_set_freq (core,f);
1382 }
1383
1384 #ifdef CONFIG_VIDEO_ADV_DEBUG
1385 static int vidioc_g_register (struct file *file, void *fh,
1386                                 struct v4l2_register *reg)
1387 {
1388         struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1389
1390         if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
1391                 return -EINVAL;
1392         /* cx2388x has a 24-bit register space */
1393         reg->val = cx_read(reg->reg&0xffffff);
1394         return 0;
1395 }
1396
1397 static int vidioc_s_register (struct file *file, void *fh,
1398                                 struct v4l2_register *reg)
1399 {
1400         struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1401
1402         if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
1403                 return -EINVAL;
1404         cx_write(reg->reg&0xffffff, reg->val);
1405         return 0;
1406 }
1407 #endif
1408
1409 /* ----------------------------------------------------------- */
1410 /* RADIO ESPECIFIC IOCTLS                                      */
1411 /* ----------------------------------------------------------- */
1412
1413 static int radio_querycap (struct file *file, void  *priv,
1414                                         struct v4l2_capability *cap)
1415 {
1416         struct cx8800_dev *dev  = ((struct cx8800_fh *)priv)->dev;
1417         struct cx88_core  *core = dev->core;
1418
1419         strcpy(cap->driver, "cx8800");
1420         strlcpy(cap->card, core->board.name, sizeof(cap->card));
1421         sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci));
1422         cap->version = CX88_VERSION_CODE;
1423         cap->capabilities = V4L2_CAP_TUNER;
1424         return 0;
1425 }
1426
1427 static int radio_g_tuner (struct file *file, void *priv,
1428                                 struct v4l2_tuner *t)
1429 {
1430         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1431
1432         if (unlikely(t->index > 0))
1433                 return -EINVAL;
1434
1435         strcpy(t->name, "Radio");
1436         t->type = V4L2_TUNER_RADIO;
1437
1438         cx88_call_i2c_clients(core,VIDIOC_G_TUNER,t);
1439         return 0;
1440 }
1441
1442 static int radio_enum_input (struct file *file, void *priv,
1443                                 struct v4l2_input *i)
1444 {
1445         if (i->index != 0)
1446                 return -EINVAL;
1447         strcpy(i->name,"Radio");
1448         i->type = V4L2_INPUT_TYPE_TUNER;
1449
1450         return 0;
1451 }
1452
1453 static int radio_g_audio (struct file *file, void *priv, struct v4l2_audio *a)
1454 {
1455         if (unlikely(a->index))
1456                 return -EINVAL;
1457
1458         memset(a,0,sizeof(*a));
1459         strcpy(a->name,"Radio");
1460         return 0;
1461 }
1462
1463 /* FIXME: Should add a standard for radio */
1464
1465 static int radio_s_tuner (struct file *file, void *priv,
1466                                 struct v4l2_tuner *t)
1467 {
1468         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1469
1470         if (0 != t->index)
1471                 return -EINVAL;
1472
1473         cx88_call_i2c_clients(core,VIDIOC_S_TUNER,t);
1474
1475         return 0;
1476 }
1477
1478 static int radio_s_audio (struct file *file, void *fh,
1479                           struct v4l2_audio *a)
1480 {
1481         return 0;
1482 }
1483
1484 static int radio_s_input (struct file *file, void *fh, unsigned int i)
1485 {
1486         return 0;
1487 }
1488
1489 static int radio_queryctrl (struct file *file, void *priv,
1490                             struct v4l2_queryctrl *c)
1491 {
1492         int i;
1493
1494         if (c->id <  V4L2_CID_BASE ||
1495                 c->id >= V4L2_CID_LASTP1)
1496                 return -EINVAL;
1497         if (c->id == V4L2_CID_AUDIO_MUTE) {
1498                 for (i = 0; i < CX8800_CTLS; i++)
1499                         if (cx8800_ctls[i].v.id == c->id)
1500                                 break;
1501                 *c = cx8800_ctls[i].v;
1502         } else
1503                 *c = no_ctl;
1504         return 0;
1505 }
1506
1507 /* ----------------------------------------------------------- */
1508
1509 static void cx8800_vid_timeout(unsigned long data)
1510 {
1511         struct cx8800_dev *dev = (struct cx8800_dev*)data;
1512         struct cx88_core *core = dev->core;
1513         struct cx88_dmaqueue *q = &dev->vidq;
1514         struct cx88_buffer *buf;
1515         unsigned long flags;
1516
1517         cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1518
1519         cx_clear(MO_VID_DMACNTRL, 0x11);
1520         cx_clear(VID_CAPTURE_CONTROL, 0x06);
1521
1522         spin_lock_irqsave(&dev->slock,flags);
1523         while (!list_empty(&q->active)) {
1524                 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1525                 list_del(&buf->vb.queue);
1526                 buf->vb.state = STATE_ERROR;
1527                 wake_up(&buf->vb.done);
1528                 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1529                        buf, buf->vb.i, (unsigned long)buf->risc.dma);
1530         }
1531         restart_video_queue(dev,q);
1532         spin_unlock_irqrestore(&dev->slock,flags);
1533 }
1534
1535 static char *cx88_vid_irqs[32] = {
1536         "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1537         "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1538         "y_oflow",  "u_oflow",  "v_oflow",  "vbi_oflow",
1539         "y_sync",   "u_sync",   "v_sync",   "vbi_sync",
1540         "opc_err",  "par_err",  "rip_err",  "pci_abort",
1541 };
1542
1543 static void cx8800_vid_irq(struct cx8800_dev *dev)
1544 {
1545         struct cx88_core *core = dev->core;
1546         u32 status, mask, count;
1547
1548         status = cx_read(MO_VID_INTSTAT);
1549         mask   = cx_read(MO_VID_INTMSK);
1550         if (0 == (status & mask))
1551                 return;
1552         cx_write(MO_VID_INTSTAT, status);
1553         if (irq_debug  ||  (status & mask & ~0xff))
1554                 cx88_print_irqbits(core->name, "irq vid",
1555                                    cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1556                                    status, mask);
1557
1558         /* risc op code error */
1559         if (status & (1 << 16)) {
1560                 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1561                 cx_clear(MO_VID_DMACNTRL, 0x11);
1562                 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1563                 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1564         }
1565
1566         /* risc1 y */
1567         if (status & 0x01) {
1568                 spin_lock(&dev->slock);
1569                 count = cx_read(MO_VIDY_GPCNT);
1570                 cx88_wakeup(core, &dev->vidq, count);
1571                 spin_unlock(&dev->slock);
1572         }
1573
1574         /* risc1 vbi */
1575         if (status & 0x08) {
1576                 spin_lock(&dev->slock);
1577                 count = cx_read(MO_VBI_GPCNT);
1578                 cx88_wakeup(core, &dev->vbiq, count);
1579                 spin_unlock(&dev->slock);
1580         }
1581
1582         /* risc2 y */
1583         if (status & 0x10) {
1584                 dprintk(2,"stopper video\n");
1585                 spin_lock(&dev->slock);
1586                 restart_video_queue(dev,&dev->vidq);
1587                 spin_unlock(&dev->slock);
1588         }
1589
1590         /* risc2 vbi */
1591         if (status & 0x80) {
1592                 dprintk(2,"stopper vbi\n");
1593                 spin_lock(&dev->slock);
1594                 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1595                 spin_unlock(&dev->slock);
1596         }
1597 }
1598
1599 static irqreturn_t cx8800_irq(int irq, void *dev_id)
1600 {
1601         struct cx8800_dev *dev = dev_id;
1602         struct cx88_core *core = dev->core;
1603         u32 status;
1604         int loop, handled = 0;
1605
1606         for (loop = 0; loop < 10; loop++) {
1607                 status = cx_read(MO_PCI_INTSTAT) & (core->pci_irqmask | 0x01);
1608                 if (0 == status)
1609                         goto out;
1610                 cx_write(MO_PCI_INTSTAT, status);
1611                 handled = 1;
1612
1613                 if (status & core->pci_irqmask)
1614                         cx88_core_irq(core,status);
1615                 if (status & 0x01)
1616                         cx8800_vid_irq(dev);
1617         };
1618         if (10 == loop) {
1619                 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1620                        core->name);
1621                 cx_write(MO_PCI_INTMSK,0);
1622         }
1623
1624  out:
1625         return IRQ_RETVAL(handled);
1626 }
1627
1628 /* ----------------------------------------------------------- */
1629 /* exported stuff                                              */
1630
1631 static const struct file_operations video_fops =
1632 {
1633         .owner         = THIS_MODULE,
1634         .open          = video_open,
1635         .release       = video_release,
1636         .read          = video_read,
1637         .poll          = video_poll,
1638         .mmap          = video_mmap,
1639         .ioctl         = video_ioctl2,
1640         .compat_ioctl  = v4l_compat_ioctl32,
1641         .llseek        = no_llseek,
1642 };
1643
1644 static struct video_device cx8800_vbi_template;
1645 static struct video_device cx8800_video_template =
1646 {
1647         .name                 = "cx8800-video",
1648         .type                 = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES,
1649         .fops                 = &video_fops,
1650         .minor                = -1,
1651         .vidioc_querycap      = vidioc_querycap,
1652         .vidioc_enum_fmt_cap  = vidioc_enum_fmt_cap,
1653         .vidioc_g_fmt_cap     = vidioc_g_fmt_cap,
1654         .vidioc_try_fmt_cap   = vidioc_try_fmt_cap,
1655         .vidioc_s_fmt_cap     = vidioc_s_fmt_cap,
1656         .vidioc_g_fmt_vbi     = cx8800_vbi_fmt,
1657         .vidioc_try_fmt_vbi   = cx8800_vbi_fmt,
1658         .vidioc_s_fmt_vbi     = cx8800_vbi_fmt,
1659         .vidioc_reqbufs       = vidioc_reqbufs,
1660         .vidioc_querybuf      = vidioc_querybuf,
1661         .vidioc_qbuf          = vidioc_qbuf,
1662         .vidioc_dqbuf         = vidioc_dqbuf,
1663         .vidioc_s_std         = vidioc_s_std,
1664         .vidioc_enum_input    = vidioc_enum_input,
1665         .vidioc_g_input       = vidioc_g_input,
1666         .vidioc_s_input       = vidioc_s_input,
1667         .vidioc_queryctrl     = vidioc_queryctrl,
1668         .vidioc_g_ctrl        = vidioc_g_ctrl,
1669         .vidioc_s_ctrl        = vidioc_s_ctrl,
1670         .vidioc_streamon      = vidioc_streamon,
1671         .vidioc_streamoff     = vidioc_streamoff,
1672 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1673         .vidiocgmbuf          = vidiocgmbuf,
1674 #endif
1675         .vidioc_g_tuner       = vidioc_g_tuner,
1676         .vidioc_s_tuner       = vidioc_s_tuner,
1677         .vidioc_g_frequency   = vidioc_g_frequency,
1678         .vidioc_s_frequency   = vidioc_s_frequency,
1679 #ifdef CONFIG_VIDEO_ADV_DEBUG
1680         .vidioc_g_register    = vidioc_g_register,
1681         .vidioc_s_register    = vidioc_s_register,
1682 #endif
1683         .tvnorms              = CX88_NORMS,
1684         .current_norm         = V4L2_STD_NTSC_M,
1685 };
1686
1687 static const struct file_operations radio_fops =
1688 {
1689         .owner         = THIS_MODULE,
1690         .open          = video_open,
1691         .release       = video_release,
1692         .ioctl         = video_ioctl2,
1693         .compat_ioctl  = v4l_compat_ioctl32,
1694         .llseek        = no_llseek,
1695 };
1696
1697 static struct video_device cx8800_radio_template =
1698 {
1699         .name                 = "cx8800-radio",
1700         .type                 = VID_TYPE_TUNER,
1701         .hardware             = 0,
1702         .fops                 = &radio_fops,
1703         .minor                = -1,
1704         .vidioc_querycap      = radio_querycap,
1705         .vidioc_g_tuner       = radio_g_tuner,
1706         .vidioc_enum_input    = radio_enum_input,
1707         .vidioc_g_audio       = radio_g_audio,
1708         .vidioc_s_tuner       = radio_s_tuner,
1709         .vidioc_s_audio       = radio_s_audio,
1710         .vidioc_s_input       = radio_s_input,
1711         .vidioc_queryctrl     = radio_queryctrl,
1712         .vidioc_g_ctrl        = vidioc_g_ctrl,
1713         .vidioc_s_ctrl        = vidioc_s_ctrl,
1714         .vidioc_g_frequency   = vidioc_g_frequency,
1715         .vidioc_s_frequency   = vidioc_s_frequency,
1716 #ifdef CONFIG_VIDEO_ADV_DEBUG
1717         .vidioc_g_register    = vidioc_g_register,
1718         .vidioc_s_register    = vidioc_s_register,
1719 #endif
1720 };
1721
1722 /* ----------------------------------------------------------- */
1723
1724 static void cx8800_unregister_video(struct cx8800_dev *dev)
1725 {
1726         if (dev->radio_dev) {
1727                 if (-1 != dev->radio_dev->minor)
1728                         video_unregister_device(dev->radio_dev);
1729                 else
1730                         video_device_release(dev->radio_dev);
1731                 dev->radio_dev = NULL;
1732         }
1733         if (dev->vbi_dev) {
1734                 if (-1 != dev->vbi_dev->minor)
1735                         video_unregister_device(dev->vbi_dev);
1736                 else
1737                         video_device_release(dev->vbi_dev);
1738                 dev->vbi_dev = NULL;
1739         }
1740         if (dev->video_dev) {
1741                 if (-1 != dev->video_dev->minor)
1742                         video_unregister_device(dev->video_dev);
1743                 else
1744                         video_device_release(dev->video_dev);
1745                 dev->video_dev = NULL;
1746         }
1747 }
1748
1749 static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
1750                                     const struct pci_device_id *pci_id)
1751 {
1752         struct cx8800_dev *dev;
1753         struct cx88_core *core;
1754
1755         int err;
1756
1757         dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1758         if (NULL == dev)
1759                 return -ENOMEM;
1760
1761         /* pci init */
1762         dev->pci = pci_dev;
1763         if (pci_enable_device(pci_dev)) {
1764                 err = -EIO;
1765                 goto fail_free;
1766         }
1767         core = cx88_core_get(dev->pci);
1768         if (NULL == core) {
1769                 err = -EINVAL;
1770                 goto fail_free;
1771         }
1772         dev->core = core;
1773
1774         /* print pci info */
1775         pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
1776         pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER,  &dev->pci_lat);
1777         printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
1778                "latency: %d, mmio: 0x%llx\n", core->name,
1779                pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1780                dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
1781
1782         pci_set_master(pci_dev);
1783         if (!pci_dma_supported(pci_dev,DMA_32BIT_MASK)) {
1784                 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1785                 err = -EIO;
1786                 goto fail_core;
1787         }
1788
1789         /* Initialize VBI template */
1790         memcpy( &cx8800_vbi_template, &cx8800_video_template,
1791                 sizeof(cx8800_vbi_template) );
1792         strcpy(cx8800_vbi_template.name,"cx8800-vbi");
1793         cx8800_vbi_template.type = VID_TYPE_TELETEXT|VID_TYPE_TUNER;
1794
1795         /* initialize driver struct */
1796         spin_lock_init(&dev->slock);
1797         core->tvnorm = cx8800_video_template.current_norm;
1798
1799         /* init video dma queues */
1800         INIT_LIST_HEAD(&dev->vidq.active);
1801         INIT_LIST_HEAD(&dev->vidq.queued);
1802         dev->vidq.timeout.function = cx8800_vid_timeout;
1803         dev->vidq.timeout.data     = (unsigned long)dev;
1804         init_timer(&dev->vidq.timeout);
1805         cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1806                           MO_VID_DMACNTRL,0x11,0x00);
1807
1808         /* init vbi dma queues */
1809         INIT_LIST_HEAD(&dev->vbiq.active);
1810         INIT_LIST_HEAD(&dev->vbiq.queued);
1811         dev->vbiq.timeout.function = cx8800_vbi_timeout;
1812         dev->vbiq.timeout.data     = (unsigned long)dev;
1813         init_timer(&dev->vbiq.timeout);
1814         cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1815                           MO_VID_DMACNTRL,0x88,0x00);
1816
1817         /* get irq */
1818         err = request_irq(pci_dev->irq, cx8800_irq,
1819                           IRQF_SHARED | IRQF_DISABLED, core->name, dev);
1820         if (err < 0) {
1821                 printk(KERN_ERR "%s: can't get IRQ %d\n",
1822                        core->name,pci_dev->irq);
1823                 goto fail_core;
1824         }
1825         cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1826
1827         /* load and configure helper modules */
1828         if (TUNER_ABSENT != core->board.tuner_type)
1829                 request_module("tuner");
1830
1831         if (core->board.audio_chip == AUDIO_CHIP_WM8775)
1832                 request_module("wm8775");
1833
1834         /* register v4l devices */
1835         dev->video_dev = cx88_vdev_init(core,dev->pci,
1836                                         &cx8800_video_template,"video");
1837         err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1838                                     video_nr[core->nr]);
1839         if (err < 0) {
1840                 printk(KERN_INFO "%s: can't register video device\n",
1841                        core->name);
1842                 goto fail_unreg;
1843         }
1844         printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n",
1845                core->name,dev->video_dev->minor & 0x1f);
1846
1847         dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1848         err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1849                                     vbi_nr[core->nr]);
1850         if (err < 0) {
1851                 printk(KERN_INFO "%s/0: can't register vbi device\n",
1852                        core->name);
1853                 goto fail_unreg;
1854         }
1855         printk(KERN_INFO "%s/0: registered device vbi%d\n",
1856                core->name,dev->vbi_dev->minor & 0x1f);
1857
1858         if (core->board.radio.type == CX88_RADIO) {
1859                 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1860                                                 &cx8800_radio_template,"radio");
1861                 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1862                                             radio_nr[core->nr]);
1863                 if (err < 0) {
1864                         printk(KERN_INFO "%s/0: can't register radio device\n",
1865                                core->name);
1866                         goto fail_unreg;
1867                 }
1868                 printk(KERN_INFO "%s/0: registered device radio%d\n",
1869                        core->name,dev->radio_dev->minor & 0x1f);
1870         }
1871
1872         /* everything worked */
1873         list_add_tail(&dev->devlist,&cx8800_devlist);
1874         pci_set_drvdata(pci_dev,dev);
1875
1876         /* initial device configuration */
1877         mutex_lock(&core->lock);
1878         cx88_set_tvnorm(core,core->tvnorm);
1879         init_controls(core);
1880         cx88_video_mux(core,0);
1881         mutex_unlock(&core->lock);
1882
1883         /* start tvaudio thread */
1884         if (core->board.tuner_type != TUNER_ABSENT) {
1885                 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
1886                 if (IS_ERR(core->kthread)) {
1887                         err = PTR_ERR(core->kthread);
1888                         printk(KERN_ERR "Failed to create cx88 audio thread, err=%d\n",
1889                                err);
1890                 }
1891         }
1892         return 0;
1893
1894 fail_unreg:
1895         cx8800_unregister_video(dev);
1896         free_irq(pci_dev->irq, dev);
1897 fail_core:
1898         cx88_core_put(core,dev->pci);
1899 fail_free:
1900         kfree(dev);
1901         return err;
1902 }
1903
1904 static void __devexit cx8800_finidev(struct pci_dev *pci_dev)
1905 {
1906         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1907         struct cx88_core *core = dev->core;
1908
1909         /* stop thread */
1910         if (core->kthread) {
1911                 kthread_stop(core->kthread);
1912                 core->kthread = NULL;
1913         }
1914
1915         cx88_shutdown(core); /* FIXME */
1916         pci_disable_device(pci_dev);
1917
1918         /* unregister stuff */
1919
1920         free_irq(pci_dev->irq, dev);
1921         cx8800_unregister_video(dev);
1922         pci_set_drvdata(pci_dev, NULL);
1923
1924         /* free memory */
1925         btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
1926         list_del(&dev->devlist);
1927         cx88_core_put(core,dev->pci);
1928         kfree(dev);
1929 }
1930
1931 #ifdef CONFIG_PM
1932 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
1933 {
1934         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1935         struct cx88_core *core = dev->core;
1936
1937         /* stop video+vbi capture */
1938         spin_lock(&dev->slock);
1939         if (!list_empty(&dev->vidq.active)) {
1940                 printk("%s: suspend video\n", core->name);
1941                 stop_video_dma(dev);
1942                 del_timer(&dev->vidq.timeout);
1943         }
1944         if (!list_empty(&dev->vbiq.active)) {
1945                 printk("%s: suspend vbi\n", core->name);
1946                 cx8800_stop_vbi_dma(dev);
1947                 del_timer(&dev->vbiq.timeout);
1948         }
1949         spin_unlock(&dev->slock);
1950
1951         /* FIXME -- shutdown device */
1952         cx88_shutdown(core);
1953
1954         pci_save_state(pci_dev);
1955         if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
1956                 pci_disable_device(pci_dev);
1957                 dev->state.disabled = 1;
1958         }
1959         return 0;
1960 }
1961
1962 static int cx8800_resume(struct pci_dev *pci_dev)
1963 {
1964         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1965         struct cx88_core *core = dev->core;
1966         int err;
1967
1968         if (dev->state.disabled) {
1969                 err=pci_enable_device(pci_dev);
1970                 if (err) {
1971                         printk(KERN_ERR "%s: can't enable device\n",
1972                                                        core->name);
1973                         return err;
1974                 }
1975
1976                 dev->state.disabled = 0;
1977         }
1978         err= pci_set_power_state(pci_dev, PCI_D0);
1979         if (err) {
1980                 printk(KERN_ERR "%s: can't enable device\n",
1981                                        core->name);
1982
1983                 pci_disable_device(pci_dev);
1984                 dev->state.disabled = 1;
1985
1986                 return err;
1987         }
1988         pci_restore_state(pci_dev);
1989
1990         /* FIXME: re-initialize hardware */
1991         cx88_reset(core);
1992
1993         /* restart video+vbi capture */
1994         spin_lock(&dev->slock);
1995         if (!list_empty(&dev->vidq.active)) {
1996                 printk("%s: resume video\n", core->name);
1997                 restart_video_queue(dev,&dev->vidq);
1998         }
1999         if (!list_empty(&dev->vbiq.active)) {
2000                 printk("%s: resume vbi\n", core->name);
2001                 cx8800_restart_vbi_queue(dev,&dev->vbiq);
2002         }
2003         spin_unlock(&dev->slock);
2004
2005         return 0;
2006 }
2007 #endif
2008
2009 /* ----------------------------------------------------------- */
2010
2011 static struct pci_device_id cx8800_pci_tbl[] = {
2012         {
2013                 .vendor       = 0x14f1,
2014                 .device       = 0x8800,
2015                 .subvendor    = PCI_ANY_ID,
2016                 .subdevice    = PCI_ANY_ID,
2017         },{
2018                 /* --- end of list --- */
2019         }
2020 };
2021 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2022
2023 static struct pci_driver cx8800_pci_driver = {
2024         .name     = "cx8800",
2025         .id_table = cx8800_pci_tbl,
2026         .probe    = cx8800_initdev,
2027         .remove   = __devexit_p(cx8800_finidev),
2028 #ifdef CONFIG_PM
2029         .suspend  = cx8800_suspend,
2030         .resume   = cx8800_resume,
2031 #endif
2032 };
2033
2034 static int cx8800_init(void)
2035 {
2036         printk(KERN_INFO "cx2388x v4l2 driver version %d.%d.%d loaded\n",
2037                (CX88_VERSION_CODE >> 16) & 0xff,
2038                (CX88_VERSION_CODE >>  8) & 0xff,
2039                CX88_VERSION_CODE & 0xff);
2040 #ifdef SNAPSHOT
2041         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
2042                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
2043 #endif
2044         return pci_register_driver(&cx8800_pci_driver);
2045 }
2046
2047 static void cx8800_fini(void)
2048 {
2049         pci_unregister_driver(&cx8800_pci_driver);
2050 }
2051
2052 module_init(cx8800_init);
2053 module_exit(cx8800_fini);
2054
2055 /* ----------------------------------------------------------- */
2056 /*
2057  * Local variables:
2058  * c-basic-offset: 8
2059  * End:
2060  * 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
2061  */