Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
[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  *  This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License as published by
10  *  the Free Software Foundation; either version 2 of the License, or
11  *  (at your option) any later version.
12  *
13  *  This program is distributed in the hope that it will be useful,
14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program; if not, write to the Free Software
20  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22
23 #include <linux/init.h>
24 #include <linux/list.h>
25 #include <linux/module.h>
26 #include <linux/moduleparam.h>
27 #include <linux/kmod.h>
28 #include <linux/kernel.h>
29 #include <linux/slab.h>
30 #include <linux/interrupt.h>
31 #include <linux/delay.h>
32 #include <linux/kthread.h>
33 #include <asm/div64.h>
34
35 #include "cx88.h"
36 #include <media/v4l2-common.h>
37
38 /* Include V4L1 specific functions. Should be removed soon */
39 #include <linux/videodev.h>
40
41 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
42 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
43 MODULE_LICENSE("GPL");
44
45 /* ------------------------------------------------------------------ */
46
47 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
48 static unsigned int vbi_nr[]   = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
49 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
50
51 module_param_array(video_nr, int, NULL, 0444);
52 module_param_array(vbi_nr,   int, NULL, 0444);
53 module_param_array(radio_nr, int, NULL, 0444);
54
55 MODULE_PARM_DESC(video_nr,"video device numbers");
56 MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
57 MODULE_PARM_DESC(radio_nr,"radio device numbers");
58
59 static unsigned int video_debug = 0;
60 module_param(video_debug,int,0644);
61 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
62
63 static unsigned int irq_debug = 0;
64 module_param(irq_debug,int,0644);
65 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
66
67 static unsigned int vid_limit = 16;
68 module_param(vid_limit,int,0644);
69 MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
70
71 #define dprintk(level,fmt, arg...)      if (video_debug >= level) \
72         printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
73
74 /* ------------------------------------------------------------------ */
75
76 static LIST_HEAD(cx8800_devlist);
77
78 /* ------------------------------------------------------------------- */
79 /* static data                                                         */
80
81 static struct cx88_tvnorm tvnorms[] = {
82         {
83                 .name      = "NTSC-M",
84                 .id        = V4L2_STD_NTSC_M,
85                 .cxiformat = VideoFormatNTSC,
86                 .cxoformat = 0x181f0008,
87         },{
88                 .name      = "NTSC-JP",
89                 .id        = V4L2_STD_NTSC_M_JP,
90                 .cxiformat = VideoFormatNTSCJapan,
91                 .cxoformat = 0x181f0008,
92         },{
93                 .name      = "PAL-BG",
94                 .id        = V4L2_STD_PAL_BG,
95                 .cxiformat = VideoFormatPAL,
96                 .cxoformat = 0x181f0008,
97         },{
98                 .name      = "PAL-DK",
99                 .id        = V4L2_STD_PAL_DK,
100                 .cxiformat = VideoFormatPAL,
101                 .cxoformat = 0x181f0008,
102         },{
103                 .name      = "PAL-I",
104                 .id        = V4L2_STD_PAL_I,
105                 .cxiformat = VideoFormatPAL,
106                 .cxoformat = 0x181f0008,
107         },{
108                 .name      = "PAL-M",
109                 .id        = V4L2_STD_PAL_M,
110                 .cxiformat = VideoFormatPALM,
111                 .cxoformat = 0x1c1f0008,
112         },{
113                 .name      = "PAL-N",
114                 .id        = V4L2_STD_PAL_N,
115                 .cxiformat = VideoFormatPALN,
116                 .cxoformat = 0x1c1f0008,
117         },{
118                 .name      = "PAL-Nc",
119                 .id        = V4L2_STD_PAL_Nc,
120                 .cxiformat = VideoFormatPALNC,
121                 .cxoformat = 0x1c1f0008,
122         },{
123                 .name      = "PAL-60",
124                 .id        = V4L2_STD_PAL_60,
125                 .cxiformat = VideoFormatPAL60,
126                 .cxoformat = 0x181f0008,
127         },{
128                 .name      = "SECAM-L",
129                 .id        = V4L2_STD_SECAM_L,
130                 .cxiformat = VideoFormatSECAM,
131                 .cxoformat = 0x181f0008,
132         },{
133                 .name      = "SECAM-DK",
134                 .id        = V4L2_STD_SECAM_DK,
135                 .cxiformat = VideoFormatSECAM,
136                 .cxoformat = 0x181f0008,
137         }
138 };
139
140 static struct cx8800_fmt formats[] = {
141         {
142                 .name     = "8 bpp, gray",
143                 .fourcc   = V4L2_PIX_FMT_GREY,
144                 .cxformat = ColorFormatY8,
145                 .depth    = 8,
146                 .flags    = FORMAT_FLAGS_PACKED,
147         },{
148                 .name     = "15 bpp RGB, le",
149                 .fourcc   = V4L2_PIX_FMT_RGB555,
150                 .cxformat = ColorFormatRGB15,
151                 .depth    = 16,
152                 .flags    = FORMAT_FLAGS_PACKED,
153         },{
154                 .name     = "15 bpp RGB, be",
155                 .fourcc   = V4L2_PIX_FMT_RGB555X,
156                 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
157                 .depth    = 16,
158                 .flags    = FORMAT_FLAGS_PACKED,
159         },{
160                 .name     = "16 bpp RGB, le",
161                 .fourcc   = V4L2_PIX_FMT_RGB565,
162                 .cxformat = ColorFormatRGB16,
163                 .depth    = 16,
164                 .flags    = FORMAT_FLAGS_PACKED,
165         },{
166                 .name     = "16 bpp RGB, be",
167                 .fourcc   = V4L2_PIX_FMT_RGB565X,
168                 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
169                 .depth    = 16,
170                 .flags    = FORMAT_FLAGS_PACKED,
171         },{
172                 .name     = "24 bpp RGB, le",
173                 .fourcc   = V4L2_PIX_FMT_BGR24,
174                 .cxformat = ColorFormatRGB24,
175                 .depth    = 24,
176                 .flags    = FORMAT_FLAGS_PACKED,
177         },{
178                 .name     = "32 bpp RGB, le",
179                 .fourcc   = V4L2_PIX_FMT_BGR32,
180                 .cxformat = ColorFormatRGB32,
181                 .depth    = 32,
182                 .flags    = FORMAT_FLAGS_PACKED,
183         },{
184                 .name     = "32 bpp RGB, be",
185                 .fourcc   = V4L2_PIX_FMT_RGB32,
186                 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
187                 .depth    = 32,
188                 .flags    = FORMAT_FLAGS_PACKED,
189         },{
190                 .name     = "4:2:2, packed, YUYV",
191                 .fourcc   = V4L2_PIX_FMT_YUYV,
192                 .cxformat = ColorFormatYUY2,
193                 .depth    = 16,
194                 .flags    = FORMAT_FLAGS_PACKED,
195         },{
196                 .name     = "4:2:2, packed, UYVY",
197                 .fourcc   = V4L2_PIX_FMT_UYVY,
198                 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
199                 .depth    = 16,
200                 .flags    = FORMAT_FLAGS_PACKED,
201         },
202 };
203
204 static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
205 {
206         unsigned int i;
207
208         for (i = 0; i < ARRAY_SIZE(formats); i++)
209                 if (formats[i].fourcc == fourcc)
210                         return formats+i;
211         return NULL;
212 }
213
214 /* ------------------------------------------------------------------- */
215
216 static const struct v4l2_queryctrl no_ctl = {
217         .name  = "42",
218         .flags = V4L2_CTRL_FLAG_DISABLED,
219 };
220
221 static struct cx88_ctrl cx8800_ctls[] = {
222         /* --- video --- */
223         {
224                 .v = {
225                         .id            = V4L2_CID_BRIGHTNESS,
226                         .name          = "Brightness",
227                         .minimum       = 0x00,
228                         .maximum       = 0xff,
229                         .step          = 1,
230                         .default_value = 0x7f,
231                         .type          = V4L2_CTRL_TYPE_INTEGER,
232                 },
233                 .off                   = 128,
234                 .reg                   = MO_CONTR_BRIGHT,
235                 .mask                  = 0x00ff,
236                 .shift                 = 0,
237         },{
238                 .v = {
239                         .id            = V4L2_CID_CONTRAST,
240                         .name          = "Contrast",
241                         .minimum       = 0,
242                         .maximum       = 0xff,
243                         .step          = 1,
244                         .default_value = 0x3f,
245                         .type          = V4L2_CTRL_TYPE_INTEGER,
246                 },
247                 .off                   = 0,
248                 .reg                   = MO_CONTR_BRIGHT,
249                 .mask                  = 0xff00,
250                 .shift                 = 8,
251         },{
252                 .v = {
253                         .id            = V4L2_CID_HUE,
254                         .name          = "Hue",
255                         .minimum       = 0,
256                         .maximum       = 0xff,
257                         .step          = 1,
258                         .default_value = 0x7f,
259                         .type          = V4L2_CTRL_TYPE_INTEGER,
260                 },
261                 .off                   = 128,
262                 .reg                   = MO_HUE,
263                 .mask                  = 0x00ff,
264                 .shift                 = 0,
265         },{
266                 /* strictly, this only describes only U saturation.
267                  * V saturation is handled specially through code.
268                  */
269                 .v = {
270                         .id            = V4L2_CID_SATURATION,
271                         .name          = "Saturation",
272                         .minimum       = 0,
273                         .maximum       = 0xff,
274                         .step          = 1,
275                         .default_value = 0x7f,
276                         .type          = V4L2_CTRL_TYPE_INTEGER,
277                 },
278                 .off                   = 0,
279                 .reg                   = MO_UV_SATURATION,
280                 .mask                  = 0x00ff,
281                 .shift                 = 0,
282         },{
283         /* --- audio --- */
284                 .v = {
285                         .id            = V4L2_CID_AUDIO_MUTE,
286                         .name          = "Mute",
287                         .minimum       = 0,
288                         .maximum       = 1,
289                         .default_value = 1,
290                         .type          = V4L2_CTRL_TYPE_BOOLEAN,
291                 },
292                 .reg                   = AUD_VOL_CTL,
293                 .sreg                  = SHADOW_AUD_VOL_CTL,
294                 .mask                  = (1 << 6),
295                 .shift                 = 6,
296         },{
297                 .v = {
298                         .id            = V4L2_CID_AUDIO_VOLUME,
299                         .name          = "Volume",
300                         .minimum       = 0,
301                         .maximum       = 0x3f,
302                         .step          = 1,
303                         .default_value = 0x3f,
304                         .type          = V4L2_CTRL_TYPE_INTEGER,
305                 },
306                 .reg                   = AUD_VOL_CTL,
307                 .sreg                  = SHADOW_AUD_VOL_CTL,
308                 .mask                  = 0x3f,
309                 .shift                 = 0,
310         },{
311                 .v = {
312                         .id            = V4L2_CID_AUDIO_BALANCE,
313                         .name          = "Balance",
314                         .minimum       = 0,
315                         .maximum       = 0x7f,
316                         .step          = 1,
317                         .default_value = 0x40,
318                         .type          = V4L2_CTRL_TYPE_INTEGER,
319                 },
320                 .reg                   = AUD_BAL_CTL,
321                 .sreg                  = SHADOW_AUD_BAL_CTL,
322                 .mask                  = 0x7f,
323                 .shift                 = 0,
324         }
325 };
326 static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls);
327
328 /* ------------------------------------------------------------------- */
329 /* resource management                                                 */
330
331 static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
332 {
333         struct cx88_core *core = dev->core;
334         if (fh->resources & bit)
335                 /* have it already allocated */
336                 return 1;
337
338         /* is it free? */
339         mutex_lock(&core->lock);
340         if (dev->resources & bit) {
341                 /* no, someone else uses it */
342                 mutex_unlock(&core->lock);
343                 return 0;
344         }
345         /* it's free, grab it */
346         fh->resources  |= bit;
347         dev->resources |= bit;
348         dprintk(1,"res: get %d\n",bit);
349         mutex_unlock(&core->lock);
350         return 1;
351 }
352
353 static
354 int res_check(struct cx8800_fh *fh, unsigned int bit)
355 {
356         return (fh->resources & bit);
357 }
358
359 static
360 int res_locked(struct cx8800_dev *dev, unsigned int bit)
361 {
362         return (dev->resources & bit);
363 }
364
365 static
366 void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
367 {
368         struct cx88_core *core = dev->core;
369         BUG_ON((fh->resources & bits) != bits);
370
371         mutex_lock(&core->lock);
372         fh->resources  &= ~bits;
373         dev->resources &= ~bits;
374         dprintk(1,"res: put %d\n",bits);
375         mutex_unlock(&core->lock);
376 }
377
378 /* ------------------------------------------------------------------ */
379
380 /* static int video_mux(struct cx8800_dev *dev, unsigned int input) */
381 static int video_mux(struct cx88_core *core, unsigned int input)
382 {
383         /* struct cx88_core *core = dev->core; */
384
385         dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
386                 input, INPUT(input)->vmux,
387                 INPUT(input)->gpio0,INPUT(input)->gpio1,
388                 INPUT(input)->gpio2,INPUT(input)->gpio3);
389         core->input = input;
390         cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input)->vmux << 14);
391         cx_write(MO_GP3_IO, INPUT(input)->gpio3);
392         cx_write(MO_GP0_IO, INPUT(input)->gpio0);
393         cx_write(MO_GP1_IO, INPUT(input)->gpio1);
394         cx_write(MO_GP2_IO, INPUT(input)->gpio2);
395
396         switch (INPUT(input)->type) {
397         case CX88_VMUX_SVIDEO:
398                 cx_set(MO_AFECFG_IO,    0x00000001);
399                 cx_set(MO_INPUT_FORMAT, 0x00010010);
400                 cx_set(MO_FILTER_EVEN,  0x00002020);
401                 cx_set(MO_FILTER_ODD,   0x00002020);
402                 break;
403         default:
404                 cx_clear(MO_AFECFG_IO,    0x00000001);
405                 cx_clear(MO_INPUT_FORMAT, 0x00010010);
406                 cx_clear(MO_FILTER_EVEN,  0x00002020);
407                 cx_clear(MO_FILTER_ODD,   0x00002020);
408                 break;
409         }
410         return 0;
411 }
412
413 /* ------------------------------------------------------------------ */
414
415 static int start_video_dma(struct cx8800_dev    *dev,
416                            struct cx88_dmaqueue *q,
417                            struct cx88_buffer   *buf)
418 {
419         struct cx88_core *core = dev->core;
420
421         /* setup fifo + format */
422         cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
423                                 buf->bpl, buf->risc.dma);
424         cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
425         cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
426
427         /* reset counter */
428         cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
429         q->count = 1;
430
431         /* enable irqs */
432         cx_set(MO_PCI_INTMSK, core->pci_irqmask | 0x01);
433
434         /* Enables corresponding bits at PCI_INT_STAT:
435                 bits 0 to 4: video, audio, transport stream, VIP, Host
436                 bit 7: timer
437                 bits 8 and 9: DMA complete for: SRC, DST
438                 bits 10 and 11: BERR signal asserted for RISC: RD, WR
439                 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
440          */
441         cx_set(MO_VID_INTMSK, 0x0f0011);
442
443         /* enable capture */
444         cx_set(VID_CAPTURE_CONTROL,0x06);
445
446         /* start dma */
447         cx_set(MO_DEV_CNTRL2, (1<<5));
448         cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
449
450         return 0;
451 }
452
453 static int stop_video_dma(struct cx8800_dev    *dev)
454 {
455         struct cx88_core *core = dev->core;
456
457         /* stop dma */
458         cx_clear(MO_VID_DMACNTRL, 0x11);
459
460         /* disable capture */
461         cx_clear(VID_CAPTURE_CONTROL,0x06);
462
463         /* disable irqs */
464         cx_clear(MO_PCI_INTMSK, 0x000001);
465         cx_clear(MO_VID_INTMSK, 0x0f0011);
466         return 0;
467 }
468
469 static int restart_video_queue(struct cx8800_dev    *dev,
470                                struct cx88_dmaqueue *q)
471 {
472         struct cx88_core *core = dev->core;
473         struct cx88_buffer *buf, *prev;
474         struct list_head *item;
475
476         if (!list_empty(&q->active)) {
477                 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
478                 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
479                         buf, buf->vb.i);
480                 start_video_dma(dev, q, buf);
481                 list_for_each(item,&q->active) {
482                         buf = list_entry(item, struct cx88_buffer, vb.queue);
483                         buf->count    = q->count++;
484                 }
485                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
486                 return 0;
487         }
488
489         prev = NULL;
490         for (;;) {
491                 if (list_empty(&q->queued))
492                         return 0;
493                 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
494                 if (NULL == prev) {
495                         list_del(&buf->vb.queue);
496                         list_add_tail(&buf->vb.queue,&q->active);
497                         start_video_dma(dev, q, buf);
498                         buf->vb.state = STATE_ACTIVE;
499                         buf->count    = q->count++;
500                         mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
501                         dprintk(2,"[%p/%d] restart_queue - first active\n",
502                                 buf,buf->vb.i);
503
504                 } else if (prev->vb.width  == buf->vb.width  &&
505                            prev->vb.height == buf->vb.height &&
506                            prev->fmt       == buf->fmt) {
507                         list_del(&buf->vb.queue);
508                         list_add_tail(&buf->vb.queue,&q->active);
509                         buf->vb.state = STATE_ACTIVE;
510                         buf->count    = q->count++;
511                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
512                         dprintk(2,"[%p/%d] restart_queue - move to active\n",
513                                 buf,buf->vb.i);
514                 } else {
515                         return 0;
516                 }
517                 prev = buf;
518         }
519 }
520
521 /* ------------------------------------------------------------------ */
522
523 static int
524 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
525 {
526         struct cx8800_fh *fh = q->priv_data;
527
528         *size = fh->fmt->depth*fh->width*fh->height >> 3;
529         if (0 == *count)
530                 *count = 32;
531         while (*size * *count > vid_limit * 1024 * 1024)
532                 (*count)--;
533         return 0;
534 }
535
536 static int
537 buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
538                enum v4l2_field field)
539 {
540         struct cx8800_fh   *fh  = q->priv_data;
541         struct cx8800_dev  *dev = fh->dev;
542         struct cx88_core *core = dev->core;
543         struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
544         int rc, init_buffer = 0;
545
546         BUG_ON(NULL == fh->fmt);
547         if (fh->width  < 48 || fh->width  > norm_maxw(core->tvnorm) ||
548             fh->height < 32 || fh->height > norm_maxh(core->tvnorm))
549                 return -EINVAL;
550         buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
551         if (0 != buf->vb.baddr  &&  buf->vb.bsize < buf->vb.size)
552                 return -EINVAL;
553
554         if (buf->fmt       != fh->fmt    ||
555             buf->vb.width  != fh->width  ||
556             buf->vb.height != fh->height ||
557             buf->vb.field  != field) {
558                 buf->fmt       = fh->fmt;
559                 buf->vb.width  = fh->width;
560                 buf->vb.height = fh->height;
561                 buf->vb.field  = field;
562                 init_buffer = 1;
563         }
564
565         if (STATE_NEEDS_INIT == buf->vb.state) {
566                 init_buffer = 1;
567                 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
568                         goto fail;
569         }
570
571         if (init_buffer) {
572                 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
573                 switch (buf->vb.field) {
574                 case V4L2_FIELD_TOP:
575                         cx88_risc_buffer(dev->pci, &buf->risc,
576                                          buf->vb.dma.sglist, 0, UNSET,
577                                          buf->bpl, 0, buf->vb.height);
578                         break;
579                 case V4L2_FIELD_BOTTOM:
580                         cx88_risc_buffer(dev->pci, &buf->risc,
581                                          buf->vb.dma.sglist, UNSET, 0,
582                                          buf->bpl, 0, buf->vb.height);
583                         break;
584                 case V4L2_FIELD_INTERLACED:
585                         cx88_risc_buffer(dev->pci, &buf->risc,
586                                          buf->vb.dma.sglist, 0, buf->bpl,
587                                          buf->bpl, buf->bpl,
588                                          buf->vb.height >> 1);
589                         break;
590                 case V4L2_FIELD_SEQ_TB:
591                         cx88_risc_buffer(dev->pci, &buf->risc,
592                                          buf->vb.dma.sglist,
593                                          0, buf->bpl * (buf->vb.height >> 1),
594                                          buf->bpl, 0,
595                                          buf->vb.height >> 1);
596                         break;
597                 case V4L2_FIELD_SEQ_BT:
598                         cx88_risc_buffer(dev->pci, &buf->risc,
599                                          buf->vb.dma.sglist,
600                                          buf->bpl * (buf->vb.height >> 1), 0,
601                                          buf->bpl, 0,
602                                          buf->vb.height >> 1);
603                         break;
604                 default:
605                         BUG();
606                 }
607         }
608         dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
609                 buf, buf->vb.i,
610                 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
611                 (unsigned long)buf->risc.dma);
612
613         buf->vb.state = STATE_PREPARED;
614         return 0;
615
616  fail:
617         cx88_free_buffer(q,buf);
618         return rc;
619 }
620
621 static void
622 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
623 {
624         struct cx88_buffer    *buf = container_of(vb,struct cx88_buffer,vb);
625         struct cx88_buffer    *prev;
626         struct cx8800_fh      *fh   = vq->priv_data;
627         struct cx8800_dev     *dev  = fh->dev;
628         struct cx88_core      *core = dev->core;
629         struct cx88_dmaqueue  *q    = &dev->vidq;
630
631         /* add jump to stopper */
632         buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
633         buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
634
635         if (!list_empty(&q->queued)) {
636                 list_add_tail(&buf->vb.queue,&q->queued);
637                 buf->vb.state = STATE_QUEUED;
638                 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
639                         buf, buf->vb.i);
640
641         } else if (list_empty(&q->active)) {
642                 list_add_tail(&buf->vb.queue,&q->active);
643                 start_video_dma(dev, q, buf);
644                 buf->vb.state = STATE_ACTIVE;
645                 buf->count    = q->count++;
646                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
647                 dprintk(2,"[%p/%d] buffer_queue - first active\n",
648                         buf, buf->vb.i);
649
650         } else {
651                 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
652                 if (prev->vb.width  == buf->vb.width  &&
653                     prev->vb.height == buf->vb.height &&
654                     prev->fmt       == buf->fmt) {
655                         list_add_tail(&buf->vb.queue,&q->active);
656                         buf->vb.state = STATE_ACTIVE;
657                         buf->count    = q->count++;
658                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
659                         dprintk(2,"[%p/%d] buffer_queue - append to active\n",
660                                 buf, buf->vb.i);
661
662                 } else {
663                         list_add_tail(&buf->vb.queue,&q->queued);
664                         buf->vb.state = STATE_QUEUED;
665                         dprintk(2,"[%p/%d] buffer_queue - first queued\n",
666                                 buf, buf->vb.i);
667                 }
668         }
669 }
670
671 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
672 {
673         struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
674
675         cx88_free_buffer(q,buf);
676 }
677
678 static struct videobuf_queue_ops cx8800_video_qops = {
679         .buf_setup    = buffer_setup,
680         .buf_prepare  = buffer_prepare,
681         .buf_queue    = buffer_queue,
682         .buf_release  = buffer_release,
683 };
684
685 /* ------------------------------------------------------------------ */
686
687
688 /* ------------------------------------------------------------------ */
689
690 static struct videobuf_queue* get_queue(struct cx8800_fh *fh)
691 {
692         switch (fh->type) {
693         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
694                 return &fh->vidq;
695         case V4L2_BUF_TYPE_VBI_CAPTURE:
696                 return &fh->vbiq;
697         default:
698                 BUG();
699                 return NULL;
700         }
701 }
702
703 static int get_ressource(struct cx8800_fh *fh)
704 {
705         switch (fh->type) {
706         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
707                 return RESOURCE_VIDEO;
708         case V4L2_BUF_TYPE_VBI_CAPTURE:
709                 return RESOURCE_VBI;
710         default:
711                 BUG();
712                 return 0;
713         }
714 }
715
716 static int video_open(struct inode *inode, struct file *file)
717 {
718         int minor = iminor(inode);
719         struct cx8800_dev *h,*dev = NULL;
720         struct cx88_core *core;
721         struct cx8800_fh *fh;
722         struct list_head *list;
723         enum v4l2_buf_type type = 0;
724         int radio = 0;
725
726         list_for_each(list,&cx8800_devlist) {
727                 h = list_entry(list, struct cx8800_dev, devlist);
728                 if (h->video_dev->minor == minor) {
729                         dev  = h;
730                         type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
731                 }
732                 if (h->vbi_dev->minor == minor) {
733                         dev  = h;
734                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
735                 }
736                 if (h->radio_dev &&
737                     h->radio_dev->minor == minor) {
738                         radio = 1;
739                         dev   = h;
740                 }
741         }
742         if (NULL == dev)
743                 return -ENODEV;
744
745         core = dev->core;
746
747         dprintk(1,"open minor=%d radio=%d type=%s\n",
748                 minor,radio,v4l2_type_names[type]);
749
750         /* allocate + initialize per filehandle data */
751         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
752         if (NULL == fh)
753                 return -ENOMEM;
754         file->private_data = fh;
755         fh->dev      = dev;
756         fh->radio    = radio;
757         fh->type     = type;
758         fh->width    = 320;
759         fh->height   = 240;
760         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
761
762         videobuf_queue_init(&fh->vidq, &cx8800_video_qops,
763                             dev->pci, &dev->slock,
764                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
765                             V4L2_FIELD_INTERLACED,
766                             sizeof(struct cx88_buffer),
767                             fh);
768         videobuf_queue_init(&fh->vbiq, &cx8800_vbi_qops,
769                             dev->pci, &dev->slock,
770                             V4L2_BUF_TYPE_VBI_CAPTURE,
771                             V4L2_FIELD_SEQ_TB,
772                             sizeof(struct cx88_buffer),
773                             fh);
774
775         if (fh->radio) {
776                 int board = core->board;
777                 dprintk(1,"video_open: setting radio device\n");
778                 cx_write(MO_GP3_IO, cx88_boards[board].radio.gpio3);
779                 cx_write(MO_GP0_IO, cx88_boards[board].radio.gpio0);
780                 cx_write(MO_GP1_IO, cx88_boards[board].radio.gpio1);
781                 cx_write(MO_GP2_IO, cx88_boards[board].radio.gpio2);
782                 core->tvaudio = WW_FM;
783                 cx88_set_tvaudio(core);
784                 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
785                 cx88_call_i2c_clients(core,AUDC_SET_RADIO,NULL);
786         }
787
788         return 0;
789 }
790
791 static ssize_t
792 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
793 {
794         struct cx8800_fh *fh = file->private_data;
795
796         switch (fh->type) {
797         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
798                 if (res_locked(fh->dev,RESOURCE_VIDEO))
799                         return -EBUSY;
800                 return videobuf_read_one(&fh->vidq, data, count, ppos,
801                                          file->f_flags & O_NONBLOCK);
802         case V4L2_BUF_TYPE_VBI_CAPTURE:
803                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
804                         return -EBUSY;
805                 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
806                                             file->f_flags & O_NONBLOCK);
807         default:
808                 BUG();
809                 return 0;
810         }
811 }
812
813 static unsigned int
814 video_poll(struct file *file, struct poll_table_struct *wait)
815 {
816         struct cx8800_fh *fh = file->private_data;
817         struct cx88_buffer *buf;
818
819         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
820                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
821                         return POLLERR;
822                 return videobuf_poll_stream(file, &fh->vbiq, wait);
823         }
824
825         if (res_check(fh,RESOURCE_VIDEO)) {
826                 /* streaming capture */
827                 if (list_empty(&fh->vidq.stream))
828                         return POLLERR;
829                 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
830         } else {
831                 /* read() capture */
832                 buf = (struct cx88_buffer*)fh->vidq.read_buf;
833                 if (NULL == buf)
834                         return POLLERR;
835         }
836         poll_wait(file, &buf->vb.done, wait);
837         if (buf->vb.state == STATE_DONE ||
838             buf->vb.state == STATE_ERROR)
839                 return POLLIN|POLLRDNORM;
840         return 0;
841 }
842
843 static int video_release(struct inode *inode, struct file *file)
844 {
845         struct cx8800_fh  *fh  = file->private_data;
846         struct cx8800_dev *dev = fh->dev;
847
848         /* turn off overlay */
849         if (res_check(fh, RESOURCE_OVERLAY)) {
850                 /* FIXME */
851                 res_free(dev,fh,RESOURCE_OVERLAY);
852         }
853
854         /* stop video capture */
855         if (res_check(fh, RESOURCE_VIDEO)) {
856                 videobuf_queue_cancel(&fh->vidq);
857                 res_free(dev,fh,RESOURCE_VIDEO);
858         }
859         if (fh->vidq.read_buf) {
860                 buffer_release(&fh->vidq,fh->vidq.read_buf);
861                 kfree(fh->vidq.read_buf);
862         }
863
864         /* stop vbi capture */
865         if (res_check(fh, RESOURCE_VBI)) {
866                 if (fh->vbiq.streaming)
867                         videobuf_streamoff(&fh->vbiq);
868                 if (fh->vbiq.reading)
869                         videobuf_read_stop(&fh->vbiq);
870                 res_free(dev,fh,RESOURCE_VBI);
871         }
872
873         videobuf_mmap_free(&fh->vidq);
874         videobuf_mmap_free(&fh->vbiq);
875         file->private_data = NULL;
876         kfree(fh);
877
878         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
879
880         return 0;
881 }
882
883 static int
884 video_mmap(struct file *file, struct vm_area_struct * vma)
885 {
886         struct cx8800_fh *fh = file->private_data;
887
888         return videobuf_mmap_mapper(get_queue(fh), vma);
889 }
890
891 /* ------------------------------------------------------------------ */
892
893 /* static int get_control(struct cx8800_dev *dev, struct v4l2_control *ctl) */
894 static int get_control(struct cx88_core *core, struct v4l2_control *ctl)
895 {
896         /* struct cx88_core *core = dev->core; */
897         struct cx88_ctrl *c = NULL;
898         u32 value;
899         int i;
900
901         for (i = 0; i < CX8800_CTLS; i++)
902                 if (cx8800_ctls[i].v.id == ctl->id)
903                         c = &cx8800_ctls[i];
904         if (NULL == c)
905                 return -EINVAL;
906
907         value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg);
908         switch (ctl->id) {
909         case V4L2_CID_AUDIO_BALANCE:
910                 ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40)
911                                         : (0x7f - (value & 0x7f));
912                 break;
913         case V4L2_CID_AUDIO_VOLUME:
914                 ctl->value = 0x3f - (value & 0x3f);
915                 break;
916         default:
917                 ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
918                 break;
919         }
920         dprintk(1,"get_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
921                                 ctl->id, c->v.name, ctl->value, c->reg,
922                                 value,c->mask, c->sreg ? " [shadowed]" : "");
923         return 0;
924 }
925
926 /* static int set_control(struct cx8800_dev *dev, struct v4l2_control *ctl) */
927 static int set_control(struct cx88_core *core, struct v4l2_control *ctl)
928 {
929         /* struct cx88_core *core = dev->core; */
930         struct cx88_ctrl *c = NULL;
931         u32 value,mask;
932         int i;
933         for (i = 0; i < CX8800_CTLS; i++) {
934                 if (cx8800_ctls[i].v.id == ctl->id) {
935                         c = &cx8800_ctls[i];
936                 }
937         }
938         if (NULL == c)
939                 return -EINVAL;
940
941         if (ctl->value < c->v.minimum)
942                 ctl->value = c->v.minimum;
943         if (ctl->value > c->v.maximum)
944                 ctl->value = c->v.maximum;
945         mask=c->mask;
946         switch (ctl->id) {
947         case V4L2_CID_AUDIO_BALANCE:
948                 value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40);
949                 break;
950         case V4L2_CID_AUDIO_VOLUME:
951                 value = 0x3f - (ctl->value & 0x3f);
952                 break;
953         case V4L2_CID_SATURATION:
954                 /* special v_sat handling */
955
956                 value = ((ctl->value - c->off) << c->shift) & c->mask;
957
958                 if (core->tvnorm->id & V4L2_STD_SECAM) {
959                         /* For SECAM, both U and V sat should be equal */
960                         value=value<<8|value;
961                 } else {
962                         /* Keeps U Saturation proportional to V Sat */
963                         value=(value*0x5a)/0x7f<<8|value;
964                 }
965                 mask=0xffff;
966                 break;
967         default:
968                 value = ((ctl->value - c->off) << c->shift) & c->mask;
969                 break;
970         }
971         dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
972                                 ctl->id, c->v.name, ctl->value, c->reg, value,
973                                 mask, c->sreg ? " [shadowed]" : "");
974         if (c->sreg) {
975                 cx_sandor(c->sreg, c->reg, mask, value);
976         } else {
977                 cx_andor(c->reg, mask, value);
978         }
979         return 0;
980 }
981
982 static void init_controls(struct cx88_core *core)
983 {
984         struct v4l2_control ctrl;
985         int i;
986
987         for (i = 0; i < CX8800_CTLS; i++) {
988                 ctrl.id=cx8800_ctls[i].v.id;
989                 ctrl.value=cx8800_ctls[i].v.default_value;
990                 set_control(core, &ctrl);
991         }
992 }
993
994 /* ------------------------------------------------------------------ */
995
996 static int cx8800_g_fmt(struct cx8800_dev *dev, struct cx8800_fh *fh,
997                         struct v4l2_format *f)
998 {
999         switch (f->type) {
1000         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1001                 memset(&f->fmt.pix,0,sizeof(f->fmt.pix));
1002                 f->fmt.pix.width        = fh->width;
1003                 f->fmt.pix.height       = fh->height;
1004                 f->fmt.pix.field        = fh->vidq.field;
1005                 f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1006                 f->fmt.pix.bytesperline =
1007                         (f->fmt.pix.width * fh->fmt->depth) >> 3;
1008                 f->fmt.pix.sizeimage =
1009                         f->fmt.pix.height * f->fmt.pix.bytesperline;
1010                 return 0;
1011         case V4L2_BUF_TYPE_VBI_CAPTURE:
1012                 cx8800_vbi_fmt(dev, f);
1013                 return 0;
1014         default:
1015                 return -EINVAL;
1016         }
1017 }
1018
1019 static int cx8800_try_fmt(struct cx8800_dev *dev, struct cx8800_fh *fh,
1020                           struct v4l2_format *f)
1021 {
1022         struct cx88_core *core = dev->core;
1023
1024         switch (f->type) {
1025         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1026         {
1027                 struct cx8800_fmt *fmt;
1028                 enum v4l2_field field;
1029                 unsigned int maxw, maxh;
1030
1031                 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1032                 if (NULL == fmt)
1033                         return -EINVAL;
1034
1035                 field = f->fmt.pix.field;
1036                 maxw  = norm_maxw(core->tvnorm);
1037                 maxh  = norm_maxh(core->tvnorm);
1038
1039                 if (V4L2_FIELD_ANY == field) {
1040                         field = (f->fmt.pix.height > maxh/2)
1041                                 ? V4L2_FIELD_INTERLACED
1042                                 : V4L2_FIELD_BOTTOM;
1043                 }
1044
1045                 switch (field) {
1046                 case V4L2_FIELD_TOP:
1047                 case V4L2_FIELD_BOTTOM:
1048                         maxh = maxh / 2;
1049                         break;
1050                 case V4L2_FIELD_INTERLACED:
1051                         break;
1052                 default:
1053                         return -EINVAL;
1054                 }
1055
1056                 f->fmt.pix.field = field;
1057                 if (f->fmt.pix.height < 32)
1058                         f->fmt.pix.height = 32;
1059                 if (f->fmt.pix.height > maxh)
1060                         f->fmt.pix.height = maxh;
1061                 if (f->fmt.pix.width < 48)
1062                         f->fmt.pix.width = 48;
1063                 if (f->fmt.pix.width > maxw)
1064                         f->fmt.pix.width = maxw;
1065                 f->fmt.pix.width &= ~0x03;
1066                 f->fmt.pix.bytesperline =
1067                         (f->fmt.pix.width * fmt->depth) >> 3;
1068                 f->fmt.pix.sizeimage =
1069                         f->fmt.pix.height * f->fmt.pix.bytesperline;
1070
1071                 return 0;
1072         }
1073         case V4L2_BUF_TYPE_VBI_CAPTURE:
1074                 cx8800_vbi_fmt(dev, f);
1075                 return 0;
1076         default:
1077                 return -EINVAL;
1078         }
1079 }
1080
1081 static int cx8800_s_fmt(struct cx8800_dev *dev, struct cx8800_fh *fh,
1082                         struct v4l2_format *f)
1083 {
1084         int err;
1085
1086         switch (f->type) {
1087         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1088                 err = cx8800_try_fmt(dev,fh,f);
1089                 if (0 != err)
1090                         return err;
1091
1092                 fh->fmt        = format_by_fourcc(f->fmt.pix.pixelformat);
1093                 fh->width      = f->fmt.pix.width;
1094                 fh->height     = f->fmt.pix.height;
1095                 fh->vidq.field = f->fmt.pix.field;
1096                 return 0;
1097         case V4L2_BUF_TYPE_VBI_CAPTURE:
1098                 cx8800_vbi_fmt(dev, f);
1099                 return 0;
1100         default:
1101                 return -EINVAL;
1102         }
1103 }
1104
1105 /*
1106  * This function is _not_ called directly, but from
1107  * video_generic_ioctl (and maybe others).  userspace
1108  * copying is done already, arg is a kernel pointer.
1109  */
1110 static int video_do_ioctl(struct inode *inode, struct file *file,
1111                           unsigned int cmd, void *arg)
1112 {
1113         struct cx8800_fh  *fh   = file->private_data;
1114         struct cx8800_dev *dev  = fh->dev;
1115         struct cx88_core  *core = dev->core;
1116         int err;
1117
1118         if (video_debug > 1)
1119                 v4l_print_ioctl(core->name,cmd);
1120         switch (cmd) {
1121
1122         /* --- capabilities ------------------------------------------ */
1123         case VIDIOC_QUERYCAP:
1124         {
1125                 struct v4l2_capability *cap = arg;
1126
1127                 memset(cap,0,sizeof(*cap));
1128                 strcpy(cap->driver, "cx8800");
1129                 strlcpy(cap->card, cx88_boards[core->board].name,
1130                         sizeof(cap->card));
1131                 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1132                 cap->version = CX88_VERSION_CODE;
1133                 cap->capabilities =
1134                         V4L2_CAP_VIDEO_CAPTURE |
1135                         V4L2_CAP_READWRITE     |
1136                         V4L2_CAP_STREAMING     |
1137                         V4L2_CAP_VBI_CAPTURE   |
1138                         V4L2_CAP_VIDEO_OVERLAY |
1139                         0;
1140                 if (UNSET != core->tuner_type)
1141                         cap->capabilities |= V4L2_CAP_TUNER;
1142                 return 0;
1143         }
1144
1145         /* --- capture ioctls ---------------------------------------- */
1146         case VIDIOC_ENUM_FMT:
1147         {
1148                 struct v4l2_fmtdesc *f = arg;
1149                 enum v4l2_buf_type type;
1150                 unsigned int index;
1151
1152                 index = f->index;
1153                 type  = f->type;
1154                 switch (type) {
1155                 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1156                         if (index >= ARRAY_SIZE(formats))
1157                                 return -EINVAL;
1158                         memset(f,0,sizeof(*f));
1159                         f->index = index;
1160                         f->type  = type;
1161                         strlcpy(f->description,formats[index].name,sizeof(f->description));
1162                         f->pixelformat = formats[index].fourcc;
1163                         break;
1164                 default:
1165                         return -EINVAL;
1166                 }
1167                 return 0;
1168         }
1169         case VIDIOC_G_FMT:
1170         {
1171                 struct v4l2_format *f = arg;
1172                 return cx8800_g_fmt(dev,fh,f);
1173         }
1174         case VIDIOC_S_FMT:
1175         {
1176                 struct v4l2_format *f = arg;
1177                 return cx8800_s_fmt(dev,fh,f);
1178         }
1179         case VIDIOC_TRY_FMT:
1180         {
1181                 struct v4l2_format *f = arg;
1182                 return cx8800_try_fmt(dev,fh,f);
1183         }
1184 #ifdef HAVE_V4L1
1185         /* --- streaming capture ------------------------------------- */
1186         case VIDIOCGMBUF:
1187         {
1188                 struct video_mbuf *mbuf = arg;
1189                 struct videobuf_queue *q;
1190                 struct v4l2_requestbuffers req;
1191                 unsigned int i;
1192
1193                 q = get_queue(fh);
1194                 memset(&req,0,sizeof(req));
1195                 req.type   = q->type;
1196                 req.count  = 8;
1197                 req.memory = V4L2_MEMORY_MMAP;
1198                 err = videobuf_reqbufs(q,&req);
1199                 if (err < 0)
1200                         return err;
1201                 memset(mbuf,0,sizeof(*mbuf));
1202                 mbuf->frames = req.count;
1203                 mbuf->size   = 0;
1204                 for (i = 0; i < mbuf->frames; i++) {
1205                         mbuf->offsets[i]  = q->bufs[i]->boff;
1206                         mbuf->size       += q->bufs[i]->bsize;
1207                 }
1208                 return 0;
1209         }
1210 #endif
1211         case VIDIOC_REQBUFS:
1212                 return videobuf_reqbufs(get_queue(fh), arg);
1213
1214         case VIDIOC_QUERYBUF:
1215                 return videobuf_querybuf(get_queue(fh), arg);
1216
1217         case VIDIOC_QBUF:
1218                 return videobuf_qbuf(get_queue(fh), arg);
1219
1220         case VIDIOC_DQBUF:
1221                 return videobuf_dqbuf(get_queue(fh), arg,
1222                                         file->f_flags & O_NONBLOCK);
1223
1224         case VIDIOC_STREAMON:
1225         {
1226                 int res = get_ressource(fh);
1227
1228                 if (!res_get(dev,fh,res))
1229                         return -EBUSY;
1230                 return videobuf_streamon(get_queue(fh));
1231         }
1232         case VIDIOC_STREAMOFF:
1233         {
1234                 int res = get_ressource(fh);
1235
1236                 err = videobuf_streamoff(get_queue(fh));
1237                 if (err < 0)
1238                         return err;
1239                 res_free(dev,fh,res);
1240                 return 0;
1241         }
1242         default:
1243                 return cx88_do_ioctl( inode, file, fh->radio, core, cmd, arg, video_do_ioctl );
1244         }
1245         return 0;
1246 }
1247
1248 int cx88_do_ioctl(struct inode *inode, struct file *file, int radio,
1249                   struct cx88_core *core, unsigned int cmd, void *arg, v4l2_kioctl driver_ioctl)
1250 {
1251         int err;
1252
1253        if (video_debug) {
1254                if (video_debug > 1) {
1255                        if (_IOC_DIR(cmd) & _IOC_WRITE)
1256                                v4l_printk_ioctl_arg("cx88(w)",cmd, arg);
1257                        else if (!_IOC_DIR(cmd) & _IOC_READ) {
1258                                v4l_print_ioctl("cx88", cmd);
1259                        }
1260                } else
1261                        v4l_print_ioctl(core->name,cmd);
1262
1263        }
1264
1265         switch (cmd) {
1266         /* ---------- tv norms ---------- */
1267         case VIDIOC_ENUMSTD:
1268         {
1269                 struct v4l2_standard *e = arg;
1270                 unsigned int i;
1271
1272                 i = e->index;
1273                 if (i >= ARRAY_SIZE(tvnorms))
1274                         return -EINVAL;
1275                 err = v4l2_video_std_construct(e, tvnorms[e->index].id,
1276                                                tvnorms[e->index].name);
1277                 e->index = i;
1278                 if (err < 0)
1279                         return err;
1280                 return 0;
1281         }
1282         case VIDIOC_G_STD:
1283         {
1284                 v4l2_std_id *id = arg;
1285
1286                 *id = core->tvnorm->id;
1287                 return 0;
1288         }
1289         case VIDIOC_S_STD:
1290         {
1291                 v4l2_std_id *id = arg;
1292                 unsigned int i;
1293
1294                 for(i = 0; i < ARRAY_SIZE(tvnorms); i++)
1295                         if (*id & tvnorms[i].id)
1296                                 break;
1297                 if (i == ARRAY_SIZE(tvnorms))
1298                         return -EINVAL;
1299
1300                 mutex_lock(&core->lock);
1301                 cx88_set_tvnorm(core,&tvnorms[i]);
1302                 mutex_unlock(&core->lock);
1303                 return 0;
1304         }
1305
1306         /* ------ input switching ---------- */
1307         case VIDIOC_ENUMINPUT:
1308         {
1309                 static const char *iname[] = {
1310                         [ CX88_VMUX_COMPOSITE1 ] = "Composite1",
1311                         [ CX88_VMUX_COMPOSITE2 ] = "Composite2",
1312                         [ CX88_VMUX_COMPOSITE3 ] = "Composite3",
1313                         [ CX88_VMUX_COMPOSITE4 ] = "Composite4",
1314                         [ CX88_VMUX_SVIDEO     ] = "S-Video",
1315                         [ CX88_VMUX_TELEVISION ] = "Television",
1316                         [ CX88_VMUX_CABLE      ] = "Cable TV",
1317                         [ CX88_VMUX_DVB        ] = "DVB",
1318                         [ CX88_VMUX_DEBUG      ] = "for debug only",
1319                 };
1320                 struct v4l2_input *i = arg;
1321                 unsigned int n;
1322
1323                 n = i->index;
1324                 if (n >= 4)
1325                         return -EINVAL;
1326                 if (0 == INPUT(n)->type)
1327                         return -EINVAL;
1328                 memset(i,0,sizeof(*i));
1329                 i->index = n;
1330                 i->type  = V4L2_INPUT_TYPE_CAMERA;
1331                 strcpy(i->name,iname[INPUT(n)->type]);
1332                 if ((CX88_VMUX_TELEVISION == INPUT(n)->type) ||
1333                     (CX88_VMUX_CABLE      == INPUT(n)->type))
1334                         i->type = V4L2_INPUT_TYPE_TUNER;
1335                 for (n = 0; n < ARRAY_SIZE(tvnorms); n++)
1336                         i->std |= tvnorms[n].id;
1337                 return 0;
1338         }
1339         case VIDIOC_G_INPUT:
1340         {
1341                 unsigned int *i = arg;
1342
1343                 *i = core->input;
1344                 return 0;
1345         }
1346         case VIDIOC_S_INPUT:
1347         {
1348                 unsigned int *i = arg;
1349
1350                 if (*i >= 4)
1351                         return -EINVAL;
1352                 mutex_lock(&core->lock);
1353                 cx88_newstation(core);
1354                 video_mux(core,*i);
1355                 mutex_unlock(&core->lock);
1356                 return 0;
1357         }
1358
1359
1360
1361         /* --- controls ---------------------------------------------- */
1362         case VIDIOC_QUERYCTRL:
1363         {
1364                 struct v4l2_queryctrl *c = arg;
1365                 int i;
1366
1367                 if (c->id <  V4L2_CID_BASE ||
1368                     c->id >= V4L2_CID_LASTP1)
1369                         return -EINVAL;
1370                 for (i = 0; i < CX8800_CTLS; i++)
1371                         if (cx8800_ctls[i].v.id == c->id)
1372                                 break;
1373                 if (i == CX8800_CTLS) {
1374                         *c = no_ctl;
1375                         return 0;
1376                 }
1377                 *c = cx8800_ctls[i].v;
1378                 return 0;
1379         }
1380         case VIDIOC_G_CTRL:
1381                 return get_control(core,arg);
1382         case VIDIOC_S_CTRL:
1383                 return set_control(core,arg);
1384
1385         /* --- tuner ioctls ------------------------------------------ */
1386         case VIDIOC_G_TUNER:
1387         {
1388                 struct v4l2_tuner *t = arg;
1389                 u32 reg;
1390
1391                 if (UNSET == core->tuner_type)
1392                         return -EINVAL;
1393                 if (0 != t->index)
1394                         return -EINVAL;
1395
1396                 memset(t,0,sizeof(*t));
1397                 strcpy(t->name, "Television");
1398                 t->type       = V4L2_TUNER_ANALOG_TV;
1399                 t->capability = V4L2_TUNER_CAP_NORM;
1400                 t->rangehigh  = 0xffffffffUL;
1401
1402                 cx88_get_stereo(core ,t);
1403                 reg = cx_read(MO_DEVICE_STATUS);
1404                 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1405                 return 0;
1406         }
1407         case VIDIOC_S_TUNER:
1408         {
1409                 struct v4l2_tuner *t = arg;
1410
1411                 if (UNSET == core->tuner_type)
1412                         return -EINVAL;
1413                 if (0 != t->index)
1414                         return -EINVAL;
1415                 cx88_set_stereo(core, t->audmode, 1);
1416                 return 0;
1417         }
1418         case VIDIOC_G_FREQUENCY:
1419         {
1420                 struct v4l2_frequency *f = arg;
1421
1422                 memset(f,0,sizeof(*f));
1423
1424                 if (UNSET == core->tuner_type)
1425                         return -EINVAL;
1426
1427                 /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1428                 f->type = radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1429                 f->frequency = core->freq;
1430
1431                 cx88_call_i2c_clients(core,VIDIOC_G_FREQUENCY,f);
1432
1433                 return 0;
1434         }
1435         case VIDIOC_S_FREQUENCY:
1436         {
1437                 struct v4l2_frequency *f = arg;
1438
1439                 if (UNSET == core->tuner_type)
1440                         return -EINVAL;
1441                 if (f->tuner != 0)
1442                         return -EINVAL;
1443                 if (0 == radio && f->type != V4L2_TUNER_ANALOG_TV)
1444                         return -EINVAL;
1445                 if (1 == radio && f->type != V4L2_TUNER_RADIO)
1446                         return -EINVAL;
1447                 mutex_lock(&core->lock);
1448                 core->freq = f->frequency;
1449                 cx88_newstation(core);
1450                 cx88_call_i2c_clients(core,VIDIOC_S_FREQUENCY,f);
1451
1452                 /* When changing channels it is required to reset TVAUDIO */
1453                 msleep (10);
1454                 cx88_set_tvaudio(core);
1455
1456                 mutex_unlock(&core->lock);
1457                 return 0;
1458         }
1459
1460         default:
1461                 return v4l_compat_translate_ioctl(inode,file,cmd,arg,
1462                                                   driver_ioctl);
1463         }
1464         return 0;
1465 }
1466
1467 static int video_ioctl(struct inode *inode, struct file *file,
1468                        unsigned int cmd, unsigned long arg)
1469 {
1470        int retval;
1471
1472        retval=video_usercopy(inode, file, cmd, arg, video_do_ioctl);
1473
1474        if (video_debug > 1) {
1475                if (retval < 0) {
1476                        v4l_print_ioctl("cx88(err)", cmd);
1477                        printk(KERN_DEBUG "cx88(err): errcode=%d\n",retval);
1478                } else if (_IOC_DIR(cmd) & _IOC_READ)
1479                        v4l_printk_ioctl_arg("cx88(r)",cmd, (void *)arg);
1480        }
1481
1482        return retval;
1483 }
1484
1485 /* ----------------------------------------------------------- */
1486
1487 static int radio_do_ioctl(struct inode *inode, struct file *file,
1488                         unsigned int cmd, void *arg)
1489 {
1490         struct cx8800_fh *fh    = file->private_data;
1491         struct cx8800_dev *dev  = fh->dev;
1492         struct cx88_core  *core = dev->core;
1493
1494         if (video_debug > 1)
1495                 v4l_print_ioctl(core->name,cmd);
1496
1497         switch (cmd) {
1498         case VIDIOC_QUERYCAP:
1499         {
1500                 struct v4l2_capability *cap = arg;
1501
1502                 memset(cap,0,sizeof(*cap));
1503                 strcpy(cap->driver, "cx8800");
1504                 strlcpy(cap->card, cx88_boards[core->board].name,
1505                         sizeof(cap->card));
1506                 sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci));
1507                 cap->version = CX88_VERSION_CODE;
1508                 cap->capabilities = V4L2_CAP_TUNER;
1509                 return 0;
1510         }
1511         case VIDIOC_G_TUNER:
1512         {
1513                 struct v4l2_tuner *t = arg;
1514
1515                 if (t->index > 0)
1516                         return -EINVAL;
1517
1518                 memset(t,0,sizeof(*t));
1519                 strcpy(t->name, "Radio");
1520                 t->type = V4L2_TUNER_RADIO;
1521
1522                 cx88_call_i2c_clients(core,VIDIOC_G_TUNER,t);
1523                 return 0;
1524         }
1525         case VIDIOC_ENUMINPUT:
1526         {
1527                 struct v4l2_input *i = arg;
1528
1529                 if (i->index != 0)
1530                         return -EINVAL;
1531                 strcpy(i->name,"Radio");
1532                 i->type = V4L2_INPUT_TYPE_TUNER;
1533                 return 0;
1534         }
1535         case VIDIOC_G_INPUT:
1536         {
1537                 int *i = arg;
1538                 *i = 0;
1539                 return 0;
1540         }
1541         case VIDIOC_G_AUDIO:
1542         {
1543                 struct v4l2_audio *a = arg;
1544
1545                 memset(a,0,sizeof(*a));
1546                 strcpy(a->name,"Radio");
1547                 return 0;
1548         }
1549         case VIDIOC_G_STD:
1550         {
1551                 v4l2_std_id *id = arg;
1552                 *id = 0;
1553                 return 0;
1554         }
1555 #ifdef HAVE_V4L1
1556         case VIDIOCSTUNER:
1557         {
1558                 struct video_tuner *v = arg;
1559
1560                 if (v->tuner) /* Only tuner 0 */
1561                         return -EINVAL;
1562
1563                 cx88_call_i2c_clients(core,VIDIOCSTUNER,v);
1564                 return 0;
1565         }
1566 #endif
1567         case VIDIOC_S_TUNER:
1568         {
1569                 struct v4l2_tuner *t = arg;
1570
1571                 if (0 != t->index)
1572                         return -EINVAL;
1573
1574                 cx88_call_i2c_clients(core,VIDIOC_S_TUNER,t);
1575
1576                 return 0;
1577         }
1578
1579         case VIDIOC_S_AUDIO:
1580         case VIDIOC_S_INPUT:
1581         case VIDIOC_S_STD:
1582                 return 0;
1583
1584         case VIDIOC_QUERYCTRL:
1585         {
1586                 struct v4l2_queryctrl *c = arg;
1587                 int i;
1588
1589                 if (c->id <  V4L2_CID_BASE ||
1590                     c->id >= V4L2_CID_LASTP1)
1591                         return -EINVAL;
1592                 if (c->id == V4L2_CID_AUDIO_MUTE) {
1593                         for (i = 0; i < CX8800_CTLS; i++)
1594                                 if (cx8800_ctls[i].v.id == c->id)
1595                                         break;
1596                         *c = cx8800_ctls[i].v;
1597                 } else
1598                         *c = no_ctl;
1599                 return 0;
1600         }
1601
1602
1603         case VIDIOC_G_CTRL:
1604         case VIDIOC_S_CTRL:
1605         case VIDIOC_G_FREQUENCY:
1606         case VIDIOC_S_FREQUENCY:
1607                 return video_do_ioctl(inode,file,cmd,arg);
1608
1609         default:
1610                 return v4l_compat_translate_ioctl(inode,file,cmd,arg,
1611                                                   radio_do_ioctl);
1612         }
1613         return 0;
1614 };
1615
1616 static int radio_ioctl(struct inode *inode, struct file *file,
1617                         unsigned int cmd, unsigned long arg)
1618 {
1619         return video_usercopy(inode, file, cmd, arg, radio_do_ioctl);
1620 };
1621
1622 /* ----------------------------------------------------------- */
1623
1624 static void cx8800_vid_timeout(unsigned long data)
1625 {
1626         struct cx8800_dev *dev = (struct cx8800_dev*)data;
1627         struct cx88_core *core = dev->core;
1628         struct cx88_dmaqueue *q = &dev->vidq;
1629         struct cx88_buffer *buf;
1630         unsigned long flags;
1631
1632         cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1633
1634         cx_clear(MO_VID_DMACNTRL, 0x11);
1635         cx_clear(VID_CAPTURE_CONTROL, 0x06);
1636
1637         spin_lock_irqsave(&dev->slock,flags);
1638         while (!list_empty(&q->active)) {
1639                 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1640                 list_del(&buf->vb.queue);
1641                 buf->vb.state = STATE_ERROR;
1642                 wake_up(&buf->vb.done);
1643                 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1644                        buf, buf->vb.i, (unsigned long)buf->risc.dma);
1645         }
1646         restart_video_queue(dev,q);
1647         spin_unlock_irqrestore(&dev->slock,flags);
1648 }
1649
1650 static char *cx88_vid_irqs[32] = {
1651         "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1652         "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1653         "y_oflow",  "u_oflow",  "v_oflow",  "vbi_oflow",
1654         "y_sync",   "u_sync",   "v_sync",   "vbi_sync",
1655         "opc_err",  "par_err",  "rip_err",  "pci_abort",
1656 };
1657
1658 static void cx8800_vid_irq(struct cx8800_dev *dev)
1659 {
1660         struct cx88_core *core = dev->core;
1661         u32 status, mask, count;
1662
1663         status = cx_read(MO_VID_INTSTAT);
1664         mask   = cx_read(MO_VID_INTMSK);
1665         if (0 == (status & mask))
1666                 return;
1667         cx_write(MO_VID_INTSTAT, status);
1668         if (irq_debug  ||  (status & mask & ~0xff))
1669                 cx88_print_irqbits(core->name, "irq vid",
1670                                    cx88_vid_irqs, status, mask);
1671
1672         /* risc op code error */
1673         if (status & (1 << 16)) {
1674                 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1675                 cx_clear(MO_VID_DMACNTRL, 0x11);
1676                 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1677                 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1678         }
1679
1680         /* risc1 y */
1681         if (status & 0x01) {
1682                 spin_lock(&dev->slock);
1683                 count = cx_read(MO_VIDY_GPCNT);
1684                 cx88_wakeup(core, &dev->vidq, count);
1685                 spin_unlock(&dev->slock);
1686         }
1687
1688         /* risc1 vbi */
1689         if (status & 0x08) {
1690                 spin_lock(&dev->slock);
1691                 count = cx_read(MO_VBI_GPCNT);
1692                 cx88_wakeup(core, &dev->vbiq, count);
1693                 spin_unlock(&dev->slock);
1694         }
1695
1696         /* risc2 y */
1697         if (status & 0x10) {
1698                 dprintk(2,"stopper video\n");
1699                 spin_lock(&dev->slock);
1700                 restart_video_queue(dev,&dev->vidq);
1701                 spin_unlock(&dev->slock);
1702         }
1703
1704         /* risc2 vbi */
1705         if (status & 0x80) {
1706                 dprintk(2,"stopper vbi\n");
1707                 spin_lock(&dev->slock);
1708                 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1709                 spin_unlock(&dev->slock);
1710         }
1711 }
1712
1713 static irqreturn_t cx8800_irq(int irq, void *dev_id, struct pt_regs *regs)
1714 {
1715         struct cx8800_dev *dev = dev_id;
1716         struct cx88_core *core = dev->core;
1717         u32 status;
1718         int loop, handled = 0;
1719
1720         for (loop = 0; loop < 10; loop++) {
1721                 status = cx_read(MO_PCI_INTSTAT) & (core->pci_irqmask | 0x01);
1722                 if (0 == status)
1723                         goto out;
1724                 cx_write(MO_PCI_INTSTAT, status);
1725                 handled = 1;
1726
1727                 if (status & core->pci_irqmask)
1728                         cx88_core_irq(core,status);
1729                 if (status & 0x01)
1730                         cx8800_vid_irq(dev);
1731         };
1732         if (10 == loop) {
1733                 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1734                        core->name);
1735                 cx_write(MO_PCI_INTMSK,0);
1736         }
1737
1738  out:
1739         return IRQ_RETVAL(handled);
1740 }
1741
1742 /* ----------------------------------------------------------- */
1743 /* exported stuff                                              */
1744
1745 static struct file_operations video_fops =
1746 {
1747         .owner         = THIS_MODULE,
1748         .open          = video_open,
1749         .release       = video_release,
1750         .read          = video_read,
1751         .poll          = video_poll,
1752         .mmap          = video_mmap,
1753         .ioctl         = video_ioctl,
1754         .compat_ioctl  = v4l_compat_ioctl32,
1755         .llseek        = no_llseek,
1756 };
1757
1758 static struct video_device cx8800_video_template =
1759 {
1760         .name          = "cx8800-video",
1761         .type          = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES,
1762         .hardware      = 0,
1763         .fops          = &video_fops,
1764         .minor         = -1,
1765 };
1766
1767 static struct video_device cx8800_vbi_template =
1768 {
1769         .name          = "cx8800-vbi",
1770         .type          = VID_TYPE_TELETEXT|VID_TYPE_TUNER,
1771         .hardware      = 0,
1772         .fops          = &video_fops,
1773         .minor         = -1,
1774 };
1775
1776 static struct file_operations radio_fops =
1777 {
1778         .owner         = THIS_MODULE,
1779         .open          = video_open,
1780         .release       = video_release,
1781         .ioctl         = radio_ioctl,
1782         .compat_ioctl  = v4l_compat_ioctl32,
1783         .llseek        = no_llseek,
1784 };
1785
1786 static struct video_device cx8800_radio_template =
1787 {
1788         .name          = "cx8800-radio",
1789         .type          = VID_TYPE_TUNER,
1790         .hardware      = 0,
1791         .fops          = &radio_fops,
1792         .minor         = -1,
1793 };
1794
1795 /* ----------------------------------------------------------- */
1796
1797 static void cx8800_unregister_video(struct cx8800_dev *dev)
1798 {
1799         if (dev->radio_dev) {
1800                 if (-1 != dev->radio_dev->minor)
1801                         video_unregister_device(dev->radio_dev);
1802                 else
1803                         video_device_release(dev->radio_dev);
1804                 dev->radio_dev = NULL;
1805         }
1806         if (dev->vbi_dev) {
1807                 if (-1 != dev->vbi_dev->minor)
1808                         video_unregister_device(dev->vbi_dev);
1809                 else
1810                         video_device_release(dev->vbi_dev);
1811                 dev->vbi_dev = NULL;
1812         }
1813         if (dev->video_dev) {
1814                 if (-1 != dev->video_dev->minor)
1815                         video_unregister_device(dev->video_dev);
1816                 else
1817                         video_device_release(dev->video_dev);
1818                 dev->video_dev = NULL;
1819         }
1820 }
1821
1822 static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
1823                                     const struct pci_device_id *pci_id)
1824 {
1825         struct cx8800_dev *dev;
1826         struct cx88_core *core;
1827         int err;
1828
1829         dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1830         if (NULL == dev)
1831                 return -ENOMEM;
1832
1833         /* pci init */
1834         dev->pci = pci_dev;
1835         if (pci_enable_device(pci_dev)) {
1836                 err = -EIO;
1837                 goto fail_free;
1838         }
1839         core = cx88_core_get(dev->pci);
1840         if (NULL == core) {
1841                 err = -EINVAL;
1842                 goto fail_free;
1843         }
1844         dev->core = core;
1845
1846         /* print pci info */
1847         pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
1848         pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER,  &dev->pci_lat);
1849         printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
1850                "latency: %d, mmio: 0x%lx\n", core->name,
1851                pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1852                dev->pci_lat,pci_resource_start(pci_dev,0));
1853
1854         pci_set_master(pci_dev);
1855         if (!pci_dma_supported(pci_dev,0xffffffff)) {
1856                 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1857                 err = -EIO;
1858                 goto fail_core;
1859         }
1860
1861         /* initialize driver struct */
1862         spin_lock_init(&dev->slock);
1863         core->tvnorm = tvnorms;
1864
1865         /* init video dma queues */
1866         INIT_LIST_HEAD(&dev->vidq.active);
1867         INIT_LIST_HEAD(&dev->vidq.queued);
1868         dev->vidq.timeout.function = cx8800_vid_timeout;
1869         dev->vidq.timeout.data     = (unsigned long)dev;
1870         init_timer(&dev->vidq.timeout);
1871         cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1872                           MO_VID_DMACNTRL,0x11,0x00);
1873
1874         /* init vbi dma queues */
1875         INIT_LIST_HEAD(&dev->vbiq.active);
1876         INIT_LIST_HEAD(&dev->vbiq.queued);
1877         dev->vbiq.timeout.function = cx8800_vbi_timeout;
1878         dev->vbiq.timeout.data     = (unsigned long)dev;
1879         init_timer(&dev->vbiq.timeout);
1880         cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1881                           MO_VID_DMACNTRL,0x88,0x00);
1882
1883         /* get irq */
1884         err = request_irq(pci_dev->irq, cx8800_irq,
1885                           SA_SHIRQ | SA_INTERRUPT, core->name, dev);
1886         if (err < 0) {
1887                 printk(KERN_ERR "%s: can't get IRQ %d\n",
1888                        core->name,pci_dev->irq);
1889                 goto fail_core;
1890         }
1891         cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1892
1893         /* load and configure helper modules */
1894         if (TUNER_ABSENT != core->tuner_type)
1895                 request_module("tuner");
1896         if (core->tda9887_conf)
1897                 request_module("tda9887");
1898
1899         /* register v4l devices */
1900         dev->video_dev = cx88_vdev_init(core,dev->pci,
1901                                         &cx8800_video_template,"video");
1902         err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1903                                     video_nr[core->nr]);
1904         if (err < 0) {
1905                 printk(KERN_INFO "%s: can't register video device\n",
1906                        core->name);
1907                 goto fail_unreg;
1908         }
1909         printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n",
1910                core->name,dev->video_dev->minor & 0x1f);
1911
1912         dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1913         err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1914                                     vbi_nr[core->nr]);
1915         if (err < 0) {
1916                 printk(KERN_INFO "%s/0: can't register vbi device\n",
1917                        core->name);
1918                 goto fail_unreg;
1919         }
1920         printk(KERN_INFO "%s/0: registered device vbi%d\n",
1921                core->name,dev->vbi_dev->minor & 0x1f);
1922
1923         if (core->has_radio) {
1924                 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1925                                                 &cx8800_radio_template,"radio");
1926                 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1927                                             radio_nr[core->nr]);
1928                 if (err < 0) {
1929                         printk(KERN_INFO "%s/0: can't register radio device\n",
1930                                core->name);
1931                         goto fail_unreg;
1932                 }
1933                 printk(KERN_INFO "%s/0: registered device radio%d\n",
1934                        core->name,dev->radio_dev->minor & 0x1f);
1935         }
1936
1937         /* everything worked */
1938         list_add_tail(&dev->devlist,&cx8800_devlist);
1939         pci_set_drvdata(pci_dev,dev);
1940
1941         /* initial device configuration */
1942         mutex_lock(&core->lock);
1943         cx88_set_tvnorm(core,tvnorms);
1944         init_controls(core);
1945         video_mux(core,0);
1946         mutex_unlock(&core->lock);
1947
1948         /* start tvaudio thread */
1949         if (core->tuner_type != TUNER_ABSENT)
1950                 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
1951         return 0;
1952
1953 fail_unreg:
1954         cx8800_unregister_video(dev);
1955         free_irq(pci_dev->irq, dev);
1956 fail_core:
1957         cx88_core_put(core,dev->pci);
1958 fail_free:
1959         kfree(dev);
1960         return err;
1961 }
1962
1963 static void __devexit cx8800_finidev(struct pci_dev *pci_dev)
1964 {
1965         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1966         struct cx88_core *core = dev->core;
1967
1968         /* stop thread */
1969         if (core->kthread) {
1970                 kthread_stop(core->kthread);
1971                 core->kthread = NULL;
1972         }
1973
1974         cx88_shutdown(core); /* FIXME */
1975         pci_disable_device(pci_dev);
1976
1977         /* unregister stuff */
1978
1979         free_irq(pci_dev->irq, dev);
1980         cx8800_unregister_video(dev);
1981         pci_set_drvdata(pci_dev, NULL);
1982
1983         /* free memory */
1984         btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
1985         list_del(&dev->devlist);
1986         cx88_core_put(core,dev->pci);
1987         kfree(dev);
1988 }
1989
1990 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
1991 {
1992         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1993         struct cx88_core *core = dev->core;
1994
1995         /* stop video+vbi capture */
1996         spin_lock(&dev->slock);
1997         if (!list_empty(&dev->vidq.active)) {
1998                 printk("%s: suspend video\n", core->name);
1999                 stop_video_dma(dev);
2000                 del_timer(&dev->vidq.timeout);
2001         }
2002         if (!list_empty(&dev->vbiq.active)) {
2003                 printk("%s: suspend vbi\n", core->name);
2004                 cx8800_stop_vbi_dma(dev);
2005                 del_timer(&dev->vbiq.timeout);
2006         }
2007         spin_unlock(&dev->slock);
2008
2009         /* FIXME -- shutdown device */
2010         cx88_shutdown(core);
2011
2012         pci_save_state(pci_dev);
2013         if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
2014                 pci_disable_device(pci_dev);
2015                 dev->state.disabled = 1;
2016         }
2017         return 0;
2018 }
2019
2020 static int cx8800_resume(struct pci_dev *pci_dev)
2021 {
2022         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2023         struct cx88_core *core = dev->core;
2024         int err;
2025
2026         if (dev->state.disabled) {
2027                 err=pci_enable_device(pci_dev);
2028                 if (err) {
2029                         printk(KERN_ERR "%s: can't enable device\n",
2030                                                        core->name);
2031                         return err;
2032                 }
2033
2034                 dev->state.disabled = 0;
2035         }
2036         err= pci_set_power_state(pci_dev, PCI_D0);
2037         if (err) {
2038                 printk(KERN_ERR "%s: can't enable device\n",
2039                                        core->name);
2040
2041                 pci_disable_device(pci_dev);
2042                 dev->state.disabled = 1;
2043
2044                 return err;
2045         }
2046         pci_restore_state(pci_dev);
2047
2048         /* FIXME: re-initialize hardware */
2049         cx88_reset(core);
2050
2051         /* restart video+vbi capture */
2052         spin_lock(&dev->slock);
2053         if (!list_empty(&dev->vidq.active)) {
2054                 printk("%s: resume video\n", core->name);
2055                 restart_video_queue(dev,&dev->vidq);
2056         }
2057         if (!list_empty(&dev->vbiq.active)) {
2058                 printk("%s: resume vbi\n", core->name);
2059                 cx8800_restart_vbi_queue(dev,&dev->vbiq);
2060         }
2061         spin_unlock(&dev->slock);
2062
2063         return 0;
2064 }
2065
2066 /* ----------------------------------------------------------- */
2067
2068 static struct pci_device_id cx8800_pci_tbl[] = {
2069         {
2070                 .vendor       = 0x14f1,
2071                 .device       = 0x8800,
2072                 .subvendor    = PCI_ANY_ID,
2073                 .subdevice    = PCI_ANY_ID,
2074         },{
2075                 /* --- end of list --- */
2076         }
2077 };
2078 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2079
2080 static struct pci_driver cx8800_pci_driver = {
2081         .name     = "cx8800",
2082         .id_table = cx8800_pci_tbl,
2083         .probe    = cx8800_initdev,
2084         .remove   = __devexit_p(cx8800_finidev),
2085
2086         .suspend  = cx8800_suspend,
2087         .resume   = cx8800_resume,
2088 };
2089
2090 static int cx8800_init(void)
2091 {
2092         printk(KERN_INFO "cx2388x v4l2 driver version %d.%d.%d loaded\n",
2093                (CX88_VERSION_CODE >> 16) & 0xff,
2094                (CX88_VERSION_CODE >>  8) & 0xff,
2095                CX88_VERSION_CODE & 0xff);
2096 #ifdef SNAPSHOT
2097         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
2098                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
2099 #endif
2100         return pci_register_driver(&cx8800_pci_driver);
2101 }
2102
2103 static void cx8800_fini(void)
2104 {
2105         pci_unregister_driver(&cx8800_pci_driver);
2106 }
2107
2108 module_init(cx8800_init);
2109 module_exit(cx8800_fini);
2110
2111 EXPORT_SYMBOL(cx88_do_ioctl);
2112
2113 /* ----------------------------------------------------------- */
2114 /*
2115  * Local variables:
2116  * c-basic-offset: 8
2117  * End:
2118  * 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
2119  */