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Merge branch 'docs-next' of git://git.lwn.net/linux-2.6
[mirror_ubuntu-hirsute-kernel.git] / drivers / media / video / cx88 / cx88-video.c
1 /*
2 *
3 * device driver for Conexant 2388x based TV cards
4 * video4linux video interface
5 *
6 * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
7 *
8 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
9 * - Multituner support
10 * - video_ioctl2 conversion
11 * - PAL/M fixes
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 */
27
28 #include <linux/init.h>
29 #include <linux/list.h>
30 #include <linux/module.h>
31 #include <linux/kmod.h>
32 #include <linux/kernel.h>
33 #include <linux/slab.h>
34 #include <linux/smp_lock.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 #include <media/v4l2-ioctl.h>
44
45 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
46 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
47 MODULE_LICENSE("GPL");
48
49 /* ------------------------------------------------------------------ */
50
51 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
52 static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
53 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
54
55 module_param_array(video_nr, int, NULL, 0444);
56 module_param_array(vbi_nr, int, NULL, 0444);
57 module_param_array(radio_nr, int, NULL, 0444);
58
59 MODULE_PARM_DESC(video_nr,"video device numbers");
60 MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
61 MODULE_PARM_DESC(radio_nr,"radio device numbers");
62
63 static unsigned int video_debug;
64 module_param(video_debug,int,0644);
65 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
66
67 static unsigned int irq_debug;
68 module_param(irq_debug,int,0644);
69 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
70
71 static unsigned int vid_limit = 16;
72 module_param(vid_limit,int,0644);
73 MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
74
75 #define dprintk(level,fmt, arg...) if (video_debug >= level) \
76 printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
77
78 /* ------------------------------------------------------------------- */
79 /* static data */
80
81 static struct cx8800_fmt formats[] = {
82 {
83 .name = "8 bpp, gray",
84 .fourcc = V4L2_PIX_FMT_GREY,
85 .cxformat = ColorFormatY8,
86 .depth = 8,
87 .flags = FORMAT_FLAGS_PACKED,
88 },{
89 .name = "15 bpp RGB, le",
90 .fourcc = V4L2_PIX_FMT_RGB555,
91 .cxformat = ColorFormatRGB15,
92 .depth = 16,
93 .flags = FORMAT_FLAGS_PACKED,
94 },{
95 .name = "15 bpp RGB, be",
96 .fourcc = V4L2_PIX_FMT_RGB555X,
97 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
98 .depth = 16,
99 .flags = FORMAT_FLAGS_PACKED,
100 },{
101 .name = "16 bpp RGB, le",
102 .fourcc = V4L2_PIX_FMT_RGB565,
103 .cxformat = ColorFormatRGB16,
104 .depth = 16,
105 .flags = FORMAT_FLAGS_PACKED,
106 },{
107 .name = "16 bpp RGB, be",
108 .fourcc = V4L2_PIX_FMT_RGB565X,
109 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
110 .depth = 16,
111 .flags = FORMAT_FLAGS_PACKED,
112 },{
113 .name = "24 bpp RGB, le",
114 .fourcc = V4L2_PIX_FMT_BGR24,
115 .cxformat = ColorFormatRGB24,
116 .depth = 24,
117 .flags = FORMAT_FLAGS_PACKED,
118 },{
119 .name = "32 bpp RGB, le",
120 .fourcc = V4L2_PIX_FMT_BGR32,
121 .cxformat = ColorFormatRGB32,
122 .depth = 32,
123 .flags = FORMAT_FLAGS_PACKED,
124 },{
125 .name = "32 bpp RGB, be",
126 .fourcc = V4L2_PIX_FMT_RGB32,
127 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
128 .depth = 32,
129 .flags = FORMAT_FLAGS_PACKED,
130 },{
131 .name = "4:2:2, packed, YUYV",
132 .fourcc = V4L2_PIX_FMT_YUYV,
133 .cxformat = ColorFormatYUY2,
134 .depth = 16,
135 .flags = FORMAT_FLAGS_PACKED,
136 },{
137 .name = "4:2:2, packed, UYVY",
138 .fourcc = V4L2_PIX_FMT_UYVY,
139 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
140 .depth = 16,
141 .flags = FORMAT_FLAGS_PACKED,
142 },
143 };
144
145 static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
146 {
147 unsigned int i;
148
149 for (i = 0; i < ARRAY_SIZE(formats); i++)
150 if (formats[i].fourcc == fourcc)
151 return formats+i;
152 return NULL;
153 }
154
155 /* ------------------------------------------------------------------- */
156
157 static const struct v4l2_queryctrl no_ctl = {
158 .name = "42",
159 .flags = V4L2_CTRL_FLAG_DISABLED,
160 };
161
162 static struct cx88_ctrl cx8800_ctls[] = {
163 /* --- video --- */
164 {
165 .v = {
166 .id = V4L2_CID_BRIGHTNESS,
167 .name = "Brightness",
168 .minimum = 0x00,
169 .maximum = 0xff,
170 .step = 1,
171 .default_value = 0x7f,
172 .type = V4L2_CTRL_TYPE_INTEGER,
173 },
174 .off = 128,
175 .reg = MO_CONTR_BRIGHT,
176 .mask = 0x00ff,
177 .shift = 0,
178 },{
179 .v = {
180 .id = V4L2_CID_CONTRAST,
181 .name = "Contrast",
182 .minimum = 0,
183 .maximum = 0xff,
184 .step = 1,
185 .default_value = 0x3f,
186 .type = V4L2_CTRL_TYPE_INTEGER,
187 },
188 .off = 0,
189 .reg = MO_CONTR_BRIGHT,
190 .mask = 0xff00,
191 .shift = 8,
192 },{
193 .v = {
194 .id = V4L2_CID_HUE,
195 .name = "Hue",
196 .minimum = 0,
197 .maximum = 0xff,
198 .step = 1,
199 .default_value = 0x7f,
200 .type = V4L2_CTRL_TYPE_INTEGER,
201 },
202 .off = 128,
203 .reg = MO_HUE,
204 .mask = 0x00ff,
205 .shift = 0,
206 },{
207 /* strictly, this only describes only U saturation.
208 * V saturation is handled specially through code.
209 */
210 .v = {
211 .id = V4L2_CID_SATURATION,
212 .name = "Saturation",
213 .minimum = 0,
214 .maximum = 0xff,
215 .step = 1,
216 .default_value = 0x7f,
217 .type = V4L2_CTRL_TYPE_INTEGER,
218 },
219 .off = 0,
220 .reg = MO_UV_SATURATION,
221 .mask = 0x00ff,
222 .shift = 0,
223 },{
224 .v = {
225 .id = V4L2_CID_CHROMA_AGC,
226 .name = "Chroma AGC",
227 .minimum = 0,
228 .maximum = 1,
229 .default_value = 0x1,
230 .type = V4L2_CTRL_TYPE_BOOLEAN,
231 },
232 .reg = MO_INPUT_FORMAT,
233 .mask = 1 << 10,
234 .shift = 10,
235 }, {
236 .v = {
237 .id = V4L2_CID_COLOR_KILLER,
238 .name = "Color killer",
239 .minimum = 0,
240 .maximum = 1,
241 .default_value = 0x1,
242 .type = V4L2_CTRL_TYPE_BOOLEAN,
243 },
244 .reg = MO_INPUT_FORMAT,
245 .mask = 1 << 9,
246 .shift = 9,
247 }, {
248 /* --- audio --- */
249 .v = {
250 .id = V4L2_CID_AUDIO_MUTE,
251 .name = "Mute",
252 .minimum = 0,
253 .maximum = 1,
254 .default_value = 1,
255 .type = V4L2_CTRL_TYPE_BOOLEAN,
256 },
257 .reg = AUD_VOL_CTL,
258 .sreg = SHADOW_AUD_VOL_CTL,
259 .mask = (1 << 6),
260 .shift = 6,
261 },{
262 .v = {
263 .id = V4L2_CID_AUDIO_VOLUME,
264 .name = "Volume",
265 .minimum = 0,
266 .maximum = 0x3f,
267 .step = 1,
268 .default_value = 0x3f,
269 .type = V4L2_CTRL_TYPE_INTEGER,
270 },
271 .reg = AUD_VOL_CTL,
272 .sreg = SHADOW_AUD_VOL_CTL,
273 .mask = 0x3f,
274 .shift = 0,
275 },{
276 .v = {
277 .id = V4L2_CID_AUDIO_BALANCE,
278 .name = "Balance",
279 .minimum = 0,
280 .maximum = 0x7f,
281 .step = 1,
282 .default_value = 0x40,
283 .type = V4L2_CTRL_TYPE_INTEGER,
284 },
285 .reg = AUD_BAL_CTL,
286 .sreg = SHADOW_AUD_BAL_CTL,
287 .mask = 0x7f,
288 .shift = 0,
289 }
290 };
291 static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls);
292
293 /* Must be sorted from low to high control ID! */
294 const u32 cx88_user_ctrls[] = {
295 V4L2_CID_USER_CLASS,
296 V4L2_CID_BRIGHTNESS,
297 V4L2_CID_CONTRAST,
298 V4L2_CID_SATURATION,
299 V4L2_CID_HUE,
300 V4L2_CID_AUDIO_VOLUME,
301 V4L2_CID_AUDIO_BALANCE,
302 V4L2_CID_AUDIO_MUTE,
303 V4L2_CID_CHROMA_AGC,
304 V4L2_CID_COLOR_KILLER,
305 0
306 };
307 EXPORT_SYMBOL(cx88_user_ctrls);
308
309 static const u32 *ctrl_classes[] = {
310 cx88_user_ctrls,
311 NULL
312 };
313
314 int cx8800_ctrl_query(struct cx88_core *core, struct v4l2_queryctrl *qctrl)
315 {
316 int i;
317
318 if (qctrl->id < V4L2_CID_BASE ||
319 qctrl->id >= V4L2_CID_LASTP1)
320 return -EINVAL;
321 for (i = 0; i < CX8800_CTLS; i++)
322 if (cx8800_ctls[i].v.id == qctrl->id)
323 break;
324 if (i == CX8800_CTLS) {
325 *qctrl = no_ctl;
326 return 0;
327 }
328 *qctrl = cx8800_ctls[i].v;
329 /* Report chroma AGC as inactive when SECAM is selected */
330 if (cx8800_ctls[i].v.id == V4L2_CID_CHROMA_AGC &&
331 core->tvnorm & V4L2_STD_SECAM)
332 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
333
334 return 0;
335 }
336 EXPORT_SYMBOL(cx8800_ctrl_query);
337
338 /* ------------------------------------------------------------------- */
339 /* resource management */
340
341 static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
342 {
343 struct cx88_core *core = dev->core;
344 if (fh->resources & bit)
345 /* have it already allocated */
346 return 1;
347
348 /* is it free? */
349 mutex_lock(&core->lock);
350 if (dev->resources & bit) {
351 /* no, someone else uses it */
352 mutex_unlock(&core->lock);
353 return 0;
354 }
355 /* it's free, grab it */
356 fh->resources |= bit;
357 dev->resources |= bit;
358 dprintk(1,"res: get %d\n",bit);
359 mutex_unlock(&core->lock);
360 return 1;
361 }
362
363 static
364 int res_check(struct cx8800_fh *fh, unsigned int bit)
365 {
366 return (fh->resources & bit);
367 }
368
369 static
370 int res_locked(struct cx8800_dev *dev, unsigned int bit)
371 {
372 return (dev->resources & bit);
373 }
374
375 static
376 void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
377 {
378 struct cx88_core *core = dev->core;
379 BUG_ON((fh->resources & bits) != bits);
380
381 mutex_lock(&core->lock);
382 fh->resources &= ~bits;
383 dev->resources &= ~bits;
384 dprintk(1,"res: put %d\n",bits);
385 mutex_unlock(&core->lock);
386 }
387
388 /* ------------------------------------------------------------------ */
389
390 int cx88_video_mux(struct cx88_core *core, unsigned int input)
391 {
392 /* struct cx88_core *core = dev->core; */
393
394 dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
395 input, INPUT(input).vmux,
396 INPUT(input).gpio0,INPUT(input).gpio1,
397 INPUT(input).gpio2,INPUT(input).gpio3);
398 core->input = input;
399 cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
400 cx_write(MO_GP3_IO, INPUT(input).gpio3);
401 cx_write(MO_GP0_IO, INPUT(input).gpio0);
402 cx_write(MO_GP1_IO, INPUT(input).gpio1);
403 cx_write(MO_GP2_IO, INPUT(input).gpio2);
404
405 switch (INPUT(input).type) {
406 case CX88_VMUX_SVIDEO:
407 cx_set(MO_AFECFG_IO, 0x00000001);
408 cx_set(MO_INPUT_FORMAT, 0x00010010);
409 cx_set(MO_FILTER_EVEN, 0x00002020);
410 cx_set(MO_FILTER_ODD, 0x00002020);
411 break;
412 default:
413 cx_clear(MO_AFECFG_IO, 0x00000001);
414 cx_clear(MO_INPUT_FORMAT, 0x00010010);
415 cx_clear(MO_FILTER_EVEN, 0x00002020);
416 cx_clear(MO_FILTER_ODD, 0x00002020);
417 break;
418 }
419
420 /* if there are audioroutes defined, we have an external
421 ADC to deal with audio */
422 if (INPUT(input).audioroute) {
423 /* The wm8775 module has the "2" route hardwired into
424 the initialization. Some boards may use different
425 routes for different inputs. HVR-1300 surely does */
426 if (core->board.audio_chip &&
427 core->board.audio_chip == V4L2_IDENT_WM8775) {
428 call_all(core, audio, s_routing,
429 INPUT(input).audioroute, 0, 0);
430 }
431 /* cx2388's C-ADC is connected to the tuner only.
432 When used with S-Video, that ADC is busy dealing with
433 chroma, so an external must be used for baseband audio */
434 if (INPUT(input).type != CX88_VMUX_TELEVISION &&
435 INPUT(input).type != CX88_VMUX_CABLE) {
436 /* "I2S ADC mode" */
437 core->tvaudio = WW_I2SADC;
438 cx88_set_tvaudio(core);
439 } else {
440 /* Normal mode */
441 cx_write(AUD_I2SCNTL, 0x0);
442 cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
443 }
444 }
445
446 return 0;
447 }
448 EXPORT_SYMBOL(cx88_video_mux);
449
450 /* ------------------------------------------------------------------ */
451
452 static int start_video_dma(struct cx8800_dev *dev,
453 struct cx88_dmaqueue *q,
454 struct cx88_buffer *buf)
455 {
456 struct cx88_core *core = dev->core;
457
458 /* setup fifo + format */
459 cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
460 buf->bpl, buf->risc.dma);
461 cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
462 cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
463
464 /* reset counter */
465 cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
466 q->count = 1;
467
468 /* enable irqs */
469 cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
470
471 /* Enables corresponding bits at PCI_INT_STAT:
472 bits 0 to 4: video, audio, transport stream, VIP, Host
473 bit 7: timer
474 bits 8 and 9: DMA complete for: SRC, DST
475 bits 10 and 11: BERR signal asserted for RISC: RD, WR
476 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
477 */
478 cx_set(MO_VID_INTMSK, 0x0f0011);
479
480 /* enable capture */
481 cx_set(VID_CAPTURE_CONTROL,0x06);
482
483 /* start dma */
484 cx_set(MO_DEV_CNTRL2, (1<<5));
485 cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
486
487 return 0;
488 }
489
490 #ifdef CONFIG_PM
491 static int stop_video_dma(struct cx8800_dev *dev)
492 {
493 struct cx88_core *core = dev->core;
494
495 /* stop dma */
496 cx_clear(MO_VID_DMACNTRL, 0x11);
497
498 /* disable capture */
499 cx_clear(VID_CAPTURE_CONTROL,0x06);
500
501 /* disable irqs */
502 cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
503 cx_clear(MO_VID_INTMSK, 0x0f0011);
504 return 0;
505 }
506 #endif
507
508 static int restart_video_queue(struct cx8800_dev *dev,
509 struct cx88_dmaqueue *q)
510 {
511 struct cx88_core *core = dev->core;
512 struct cx88_buffer *buf, *prev;
513
514 if (!list_empty(&q->active)) {
515 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
516 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
517 buf, buf->vb.i);
518 start_video_dma(dev, q, buf);
519 list_for_each_entry(buf, &q->active, vb.queue)
520 buf->count = q->count++;
521 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
522 return 0;
523 }
524
525 prev = NULL;
526 for (;;) {
527 if (list_empty(&q->queued))
528 return 0;
529 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
530 if (NULL == prev) {
531 list_move_tail(&buf->vb.queue, &q->active);
532 start_video_dma(dev, q, buf);
533 buf->vb.state = VIDEOBUF_ACTIVE;
534 buf->count = q->count++;
535 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
536 dprintk(2,"[%p/%d] restart_queue - first active\n",
537 buf,buf->vb.i);
538
539 } else if (prev->vb.width == buf->vb.width &&
540 prev->vb.height == buf->vb.height &&
541 prev->fmt == buf->fmt) {
542 list_move_tail(&buf->vb.queue, &q->active);
543 buf->vb.state = VIDEOBUF_ACTIVE;
544 buf->count = q->count++;
545 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
546 dprintk(2,"[%p/%d] restart_queue - move to active\n",
547 buf,buf->vb.i);
548 } else {
549 return 0;
550 }
551 prev = buf;
552 }
553 }
554
555 /* ------------------------------------------------------------------ */
556
557 static int
558 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
559 {
560 struct cx8800_fh *fh = q->priv_data;
561
562 *size = fh->fmt->depth*fh->width*fh->height >> 3;
563 if (0 == *count)
564 *count = 32;
565 if (*size * *count > vid_limit * 1024 * 1024)
566 *count = (vid_limit * 1024 * 1024) / *size;
567 return 0;
568 }
569
570 static int
571 buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
572 enum v4l2_field field)
573 {
574 struct cx8800_fh *fh = q->priv_data;
575 struct cx8800_dev *dev = fh->dev;
576 struct cx88_core *core = dev->core;
577 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
578 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
579 int rc, init_buffer = 0;
580
581 BUG_ON(NULL == fh->fmt);
582 if (fh->width < 48 || fh->width > norm_maxw(core->tvnorm) ||
583 fh->height < 32 || fh->height > norm_maxh(core->tvnorm))
584 return -EINVAL;
585 buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
586 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
587 return -EINVAL;
588
589 if (buf->fmt != fh->fmt ||
590 buf->vb.width != fh->width ||
591 buf->vb.height != fh->height ||
592 buf->vb.field != field) {
593 buf->fmt = fh->fmt;
594 buf->vb.width = fh->width;
595 buf->vb.height = fh->height;
596 buf->vb.field = field;
597 init_buffer = 1;
598 }
599
600 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
601 init_buffer = 1;
602 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
603 goto fail;
604 }
605
606 if (init_buffer) {
607 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
608 switch (buf->vb.field) {
609 case V4L2_FIELD_TOP:
610 cx88_risc_buffer(dev->pci, &buf->risc,
611 dma->sglist, 0, UNSET,
612 buf->bpl, 0, buf->vb.height);
613 break;
614 case V4L2_FIELD_BOTTOM:
615 cx88_risc_buffer(dev->pci, &buf->risc,
616 dma->sglist, UNSET, 0,
617 buf->bpl, 0, buf->vb.height);
618 break;
619 case V4L2_FIELD_INTERLACED:
620 cx88_risc_buffer(dev->pci, &buf->risc,
621 dma->sglist, 0, buf->bpl,
622 buf->bpl, buf->bpl,
623 buf->vb.height >> 1);
624 break;
625 case V4L2_FIELD_SEQ_TB:
626 cx88_risc_buffer(dev->pci, &buf->risc,
627 dma->sglist,
628 0, buf->bpl * (buf->vb.height >> 1),
629 buf->bpl, 0,
630 buf->vb.height >> 1);
631 break;
632 case V4L2_FIELD_SEQ_BT:
633 cx88_risc_buffer(dev->pci, &buf->risc,
634 dma->sglist,
635 buf->bpl * (buf->vb.height >> 1), 0,
636 buf->bpl, 0,
637 buf->vb.height >> 1);
638 break;
639 default:
640 BUG();
641 }
642 }
643 dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
644 buf, buf->vb.i,
645 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
646 (unsigned long)buf->risc.dma);
647
648 buf->vb.state = VIDEOBUF_PREPARED;
649 return 0;
650
651 fail:
652 cx88_free_buffer(q,buf);
653 return rc;
654 }
655
656 static void
657 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
658 {
659 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
660 struct cx88_buffer *prev;
661 struct cx8800_fh *fh = vq->priv_data;
662 struct cx8800_dev *dev = fh->dev;
663 struct cx88_core *core = dev->core;
664 struct cx88_dmaqueue *q = &dev->vidq;
665
666 /* add jump to stopper */
667 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
668 buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
669
670 if (!list_empty(&q->queued)) {
671 list_add_tail(&buf->vb.queue,&q->queued);
672 buf->vb.state = VIDEOBUF_QUEUED;
673 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
674 buf, buf->vb.i);
675
676 } else if (list_empty(&q->active)) {
677 list_add_tail(&buf->vb.queue,&q->active);
678 start_video_dma(dev, q, buf);
679 buf->vb.state = VIDEOBUF_ACTIVE;
680 buf->count = q->count++;
681 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
682 dprintk(2,"[%p/%d] buffer_queue - first active\n",
683 buf, buf->vb.i);
684
685 } else {
686 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
687 if (prev->vb.width == buf->vb.width &&
688 prev->vb.height == buf->vb.height &&
689 prev->fmt == buf->fmt) {
690 list_add_tail(&buf->vb.queue,&q->active);
691 buf->vb.state = VIDEOBUF_ACTIVE;
692 buf->count = q->count++;
693 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
694 dprintk(2,"[%p/%d] buffer_queue - append to active\n",
695 buf, buf->vb.i);
696
697 } else {
698 list_add_tail(&buf->vb.queue,&q->queued);
699 buf->vb.state = VIDEOBUF_QUEUED;
700 dprintk(2,"[%p/%d] buffer_queue - first queued\n",
701 buf, buf->vb.i);
702 }
703 }
704 }
705
706 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
707 {
708 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
709
710 cx88_free_buffer(q,buf);
711 }
712
713 static struct videobuf_queue_ops cx8800_video_qops = {
714 .buf_setup = buffer_setup,
715 .buf_prepare = buffer_prepare,
716 .buf_queue = buffer_queue,
717 .buf_release = buffer_release,
718 };
719
720 /* ------------------------------------------------------------------ */
721
722
723 /* ------------------------------------------------------------------ */
724
725 static struct videobuf_queue* get_queue(struct cx8800_fh *fh)
726 {
727 switch (fh->type) {
728 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
729 return &fh->vidq;
730 case V4L2_BUF_TYPE_VBI_CAPTURE:
731 return &fh->vbiq;
732 default:
733 BUG();
734 return NULL;
735 }
736 }
737
738 static int get_ressource(struct cx8800_fh *fh)
739 {
740 switch (fh->type) {
741 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
742 return RESOURCE_VIDEO;
743 case V4L2_BUF_TYPE_VBI_CAPTURE:
744 return RESOURCE_VBI;
745 default:
746 BUG();
747 return 0;
748 }
749 }
750
751 static int video_open(struct file *file)
752 {
753 struct video_device *vdev = video_devdata(file);
754 struct cx8800_dev *dev = video_drvdata(file);
755 struct cx88_core *core;
756 struct cx8800_fh *fh;
757 enum v4l2_buf_type type = 0;
758 int radio = 0;
759
760 switch (vdev->vfl_type) {
761 case VFL_TYPE_GRABBER:
762 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
763 break;
764 case VFL_TYPE_VBI:
765 type = V4L2_BUF_TYPE_VBI_CAPTURE;
766 break;
767 case VFL_TYPE_RADIO:
768 radio = 1;
769 break;
770 }
771
772 lock_kernel();
773
774 core = dev->core;
775
776 dprintk(1, "open dev=%s radio=%d type=%s\n",
777 video_device_node_name(vdev), radio, v4l2_type_names[type]);
778
779 /* allocate + initialize per filehandle data */
780 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
781 if (NULL == fh) {
782 unlock_kernel();
783 return -ENOMEM;
784 }
785 file->private_data = fh;
786 fh->dev = dev;
787 fh->radio = radio;
788 fh->type = type;
789 fh->width = 320;
790 fh->height = 240;
791 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
792
793 videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops,
794 &dev->pci->dev, &dev->slock,
795 V4L2_BUF_TYPE_VIDEO_CAPTURE,
796 V4L2_FIELD_INTERLACED,
797 sizeof(struct cx88_buffer),
798 fh);
799 videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
800 &dev->pci->dev, &dev->slock,
801 V4L2_BUF_TYPE_VBI_CAPTURE,
802 V4L2_FIELD_SEQ_TB,
803 sizeof(struct cx88_buffer),
804 fh);
805
806 if (fh->radio) {
807 dprintk(1,"video_open: setting radio device\n");
808 cx_write(MO_GP3_IO, core->board.radio.gpio3);
809 cx_write(MO_GP0_IO, core->board.radio.gpio0);
810 cx_write(MO_GP1_IO, core->board.radio.gpio1);
811 cx_write(MO_GP2_IO, core->board.radio.gpio2);
812 if (core->board.radio.audioroute) {
813 if(core->board.audio_chip &&
814 core->board.audio_chip == V4L2_IDENT_WM8775) {
815 call_all(core, audio, s_routing,
816 core->board.radio.audioroute, 0, 0);
817 }
818 /* "I2S ADC mode" */
819 core->tvaudio = WW_I2SADC;
820 cx88_set_tvaudio(core);
821 } else {
822 /* FM Mode */
823 core->tvaudio = WW_FM;
824 cx88_set_tvaudio(core);
825 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
826 }
827 call_all(core, tuner, s_radio);
828 }
829 unlock_kernel();
830
831 atomic_inc(&core->users);
832
833 return 0;
834 }
835
836 static ssize_t
837 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
838 {
839 struct cx8800_fh *fh = file->private_data;
840
841 switch (fh->type) {
842 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
843 if (res_locked(fh->dev,RESOURCE_VIDEO))
844 return -EBUSY;
845 return videobuf_read_one(&fh->vidq, data, count, ppos,
846 file->f_flags & O_NONBLOCK);
847 case V4L2_BUF_TYPE_VBI_CAPTURE:
848 if (!res_get(fh->dev,fh,RESOURCE_VBI))
849 return -EBUSY;
850 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
851 file->f_flags & O_NONBLOCK);
852 default:
853 BUG();
854 return 0;
855 }
856 }
857
858 static unsigned int
859 video_poll(struct file *file, struct poll_table_struct *wait)
860 {
861 struct cx8800_fh *fh = file->private_data;
862 struct cx88_buffer *buf;
863 unsigned int rc = POLLERR;
864
865 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
866 if (!res_get(fh->dev,fh,RESOURCE_VBI))
867 return POLLERR;
868 return videobuf_poll_stream(file, &fh->vbiq, wait);
869 }
870
871 mutex_lock(&fh->vidq.vb_lock);
872 if (res_check(fh,RESOURCE_VIDEO)) {
873 /* streaming capture */
874 if (list_empty(&fh->vidq.stream))
875 goto done;
876 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
877 } else {
878 /* read() capture */
879 buf = (struct cx88_buffer*)fh->vidq.read_buf;
880 if (NULL == buf)
881 goto done;
882 }
883 poll_wait(file, &buf->vb.done, wait);
884 if (buf->vb.state == VIDEOBUF_DONE ||
885 buf->vb.state == VIDEOBUF_ERROR)
886 rc = POLLIN|POLLRDNORM;
887 else
888 rc = 0;
889 done:
890 mutex_unlock(&fh->vidq.vb_lock);
891 return rc;
892 }
893
894 static int video_release(struct file *file)
895 {
896 struct cx8800_fh *fh = file->private_data;
897 struct cx8800_dev *dev = fh->dev;
898
899 /* turn off overlay */
900 if (res_check(fh, RESOURCE_OVERLAY)) {
901 /* FIXME */
902 res_free(dev,fh,RESOURCE_OVERLAY);
903 }
904
905 /* stop video capture */
906 if (res_check(fh, RESOURCE_VIDEO)) {
907 videobuf_queue_cancel(&fh->vidq);
908 res_free(dev,fh,RESOURCE_VIDEO);
909 }
910 if (fh->vidq.read_buf) {
911 buffer_release(&fh->vidq,fh->vidq.read_buf);
912 kfree(fh->vidq.read_buf);
913 }
914
915 /* stop vbi capture */
916 if (res_check(fh, RESOURCE_VBI)) {
917 videobuf_stop(&fh->vbiq);
918 res_free(dev,fh,RESOURCE_VBI);
919 }
920
921 videobuf_mmap_free(&fh->vidq);
922 videobuf_mmap_free(&fh->vbiq);
923 file->private_data = NULL;
924 kfree(fh);
925
926 mutex_lock(&dev->core->lock);
927 if(atomic_dec_and_test(&dev->core->users))
928 call_all(dev->core, core, s_power, 0);
929 mutex_unlock(&dev->core->lock);
930
931 return 0;
932 }
933
934 static int
935 video_mmap(struct file *file, struct vm_area_struct * vma)
936 {
937 struct cx8800_fh *fh = file->private_data;
938
939 return videobuf_mmap_mapper(get_queue(fh), vma);
940 }
941
942 /* ------------------------------------------------------------------ */
943 /* VIDEO CTRL IOCTLS */
944
945 int cx88_get_control (struct cx88_core *core, struct v4l2_control *ctl)
946 {
947 struct cx88_ctrl *c = NULL;
948 u32 value;
949 int i;
950
951 for (i = 0; i < CX8800_CTLS; i++)
952 if (cx8800_ctls[i].v.id == ctl->id)
953 c = &cx8800_ctls[i];
954 if (unlikely(NULL == c))
955 return -EINVAL;
956
957 value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg);
958 switch (ctl->id) {
959 case V4L2_CID_AUDIO_BALANCE:
960 ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40)
961 : (0x7f - (value & 0x7f));
962 break;
963 case V4L2_CID_AUDIO_VOLUME:
964 ctl->value = 0x3f - (value & 0x3f);
965 break;
966 default:
967 ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
968 break;
969 }
970 dprintk(1,"get_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
971 ctl->id, c->v.name, ctl->value, c->reg,
972 value,c->mask, c->sreg ? " [shadowed]" : "");
973 return 0;
974 }
975 EXPORT_SYMBOL(cx88_get_control);
976
977 int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl)
978 {
979 struct cx88_ctrl *c = NULL;
980 u32 value,mask;
981 int i;
982
983 for (i = 0; i < CX8800_CTLS; i++) {
984 if (cx8800_ctls[i].v.id == ctl->id) {
985 c = &cx8800_ctls[i];
986 }
987 }
988 if (unlikely(NULL == c))
989 return -EINVAL;
990
991 if (ctl->value < c->v.minimum)
992 ctl->value = c->v.minimum;
993 if (ctl->value > c->v.maximum)
994 ctl->value = c->v.maximum;
995 mask=c->mask;
996 switch (ctl->id) {
997 case V4L2_CID_AUDIO_BALANCE:
998 value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40);
999 break;
1000 case V4L2_CID_AUDIO_VOLUME:
1001 value = 0x3f - (ctl->value & 0x3f);
1002 break;
1003 case V4L2_CID_SATURATION:
1004 /* special v_sat handling */
1005
1006 value = ((ctl->value - c->off) << c->shift) & c->mask;
1007
1008 if (core->tvnorm & V4L2_STD_SECAM) {
1009 /* For SECAM, both U and V sat should be equal */
1010 value=value<<8|value;
1011 } else {
1012 /* Keeps U Saturation proportional to V Sat */
1013 value=(value*0x5a)/0x7f<<8|value;
1014 }
1015 mask=0xffff;
1016 break;
1017 case V4L2_CID_CHROMA_AGC:
1018 /* Do not allow chroma AGC to be enabled for SECAM */
1019 value = ((ctl->value - c->off) << c->shift) & c->mask;
1020 if (core->tvnorm & V4L2_STD_SECAM && value)
1021 return -EINVAL;
1022 break;
1023 default:
1024 value = ((ctl->value - c->off) << c->shift) & c->mask;
1025 break;
1026 }
1027 dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
1028 ctl->id, c->v.name, ctl->value, c->reg, value,
1029 mask, c->sreg ? " [shadowed]" : "");
1030 if (c->sreg) {
1031 cx_sandor(c->sreg, c->reg, mask, value);
1032 } else {
1033 cx_andor(c->reg, mask, value);
1034 }
1035 return 0;
1036 }
1037 EXPORT_SYMBOL(cx88_set_control);
1038
1039 static void init_controls(struct cx88_core *core)
1040 {
1041 struct v4l2_control ctrl;
1042 int i;
1043
1044 for (i = 0; i < CX8800_CTLS; i++) {
1045 ctrl.id=cx8800_ctls[i].v.id;
1046 ctrl.value=cx8800_ctls[i].v.default_value;
1047
1048 cx88_set_control(core, &ctrl);
1049 }
1050 }
1051
1052 /* ------------------------------------------------------------------ */
1053 /* VIDEO IOCTLS */
1054
1055 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1056 struct v4l2_format *f)
1057 {
1058 struct cx8800_fh *fh = priv;
1059
1060 f->fmt.pix.width = fh->width;
1061 f->fmt.pix.height = fh->height;
1062 f->fmt.pix.field = fh->vidq.field;
1063 f->fmt.pix.pixelformat = fh->fmt->fourcc;
1064 f->fmt.pix.bytesperline =
1065 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1066 f->fmt.pix.sizeimage =
1067 f->fmt.pix.height * f->fmt.pix.bytesperline;
1068 return 0;
1069 }
1070
1071 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1072 struct v4l2_format *f)
1073 {
1074 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1075 struct cx8800_fmt *fmt;
1076 enum v4l2_field field;
1077 unsigned int maxw, maxh;
1078
1079 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1080 if (NULL == fmt)
1081 return -EINVAL;
1082
1083 field = f->fmt.pix.field;
1084 maxw = norm_maxw(core->tvnorm);
1085 maxh = norm_maxh(core->tvnorm);
1086
1087 if (V4L2_FIELD_ANY == field) {
1088 field = (f->fmt.pix.height > maxh/2)
1089 ? V4L2_FIELD_INTERLACED
1090 : V4L2_FIELD_BOTTOM;
1091 }
1092
1093 switch (field) {
1094 case V4L2_FIELD_TOP:
1095 case V4L2_FIELD_BOTTOM:
1096 maxh = maxh / 2;
1097 break;
1098 case V4L2_FIELD_INTERLACED:
1099 break;
1100 default:
1101 return -EINVAL;
1102 }
1103
1104 f->fmt.pix.field = field;
1105 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
1106 &f->fmt.pix.height, 32, maxh, 0, 0);
1107 f->fmt.pix.bytesperline =
1108 (f->fmt.pix.width * fmt->depth) >> 3;
1109 f->fmt.pix.sizeimage =
1110 f->fmt.pix.height * f->fmt.pix.bytesperline;
1111
1112 return 0;
1113 }
1114
1115 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1116 struct v4l2_format *f)
1117 {
1118 struct cx8800_fh *fh = priv;
1119 int err = vidioc_try_fmt_vid_cap (file,priv,f);
1120
1121 if (0 != err)
1122 return err;
1123 fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1124 fh->width = f->fmt.pix.width;
1125 fh->height = f->fmt.pix.height;
1126 fh->vidq.field = f->fmt.pix.field;
1127 return 0;
1128 }
1129
1130 static int vidioc_querycap (struct file *file, void *priv,
1131 struct v4l2_capability *cap)
1132 {
1133 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1134 struct cx88_core *core = dev->core;
1135
1136 strcpy(cap->driver, "cx8800");
1137 strlcpy(cap->card, core->board.name, sizeof(cap->card));
1138 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1139 cap->version = CX88_VERSION_CODE;
1140 cap->capabilities =
1141 V4L2_CAP_VIDEO_CAPTURE |
1142 V4L2_CAP_READWRITE |
1143 V4L2_CAP_STREAMING |
1144 V4L2_CAP_VBI_CAPTURE;
1145 if (UNSET != core->board.tuner_type)
1146 cap->capabilities |= V4L2_CAP_TUNER;
1147 return 0;
1148 }
1149
1150 static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
1151 struct v4l2_fmtdesc *f)
1152 {
1153 if (unlikely(f->index >= ARRAY_SIZE(formats)))
1154 return -EINVAL;
1155
1156 strlcpy(f->description,formats[f->index].name,sizeof(f->description));
1157 f->pixelformat = formats[f->index].fourcc;
1158
1159 return 0;
1160 }
1161
1162 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1163 static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf)
1164 {
1165 struct cx8800_fh *fh = priv;
1166
1167 return videobuf_cgmbuf (get_queue(fh), mbuf, 8);
1168 }
1169 #endif
1170
1171 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
1172 {
1173 struct cx8800_fh *fh = priv;
1174 return (videobuf_reqbufs(get_queue(fh), p));
1175 }
1176
1177 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
1178 {
1179 struct cx8800_fh *fh = priv;
1180 return (videobuf_querybuf(get_queue(fh), p));
1181 }
1182
1183 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1184 {
1185 struct cx8800_fh *fh = priv;
1186 return (videobuf_qbuf(get_queue(fh), p));
1187 }
1188
1189 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1190 {
1191 struct cx8800_fh *fh = priv;
1192 return (videobuf_dqbuf(get_queue(fh), p,
1193 file->f_flags & O_NONBLOCK));
1194 }
1195
1196 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
1197 {
1198 struct cx8800_fh *fh = priv;
1199 struct cx8800_dev *dev = fh->dev;
1200
1201 /* We should remember that this driver also supports teletext, */
1202 /* so we have to test if the v4l2_buf_type is VBI capture data. */
1203 if (unlikely((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1204 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)))
1205 return -EINVAL;
1206
1207 if (unlikely(i != fh->type))
1208 return -EINVAL;
1209
1210 if (unlikely(!res_get(dev,fh,get_ressource(fh))))
1211 return -EBUSY;
1212 return videobuf_streamon(get_queue(fh));
1213 }
1214
1215 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1216 {
1217 struct cx8800_fh *fh = priv;
1218 struct cx8800_dev *dev = fh->dev;
1219 int err, res;
1220
1221 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1222 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
1223 return -EINVAL;
1224
1225 if (i != fh->type)
1226 return -EINVAL;
1227
1228 res = get_ressource(fh);
1229 err = videobuf_streamoff(get_queue(fh));
1230 if (err < 0)
1231 return err;
1232 res_free(dev,fh,res);
1233 return 0;
1234 }
1235
1236 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms)
1237 {
1238 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1239
1240 mutex_lock(&core->lock);
1241 cx88_set_tvnorm(core,*tvnorms);
1242 mutex_unlock(&core->lock);
1243
1244 return 0;
1245 }
1246
1247 /* only one input in this sample driver */
1248 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i)
1249 {
1250 static const char *iname[] = {
1251 [ CX88_VMUX_COMPOSITE1 ] = "Composite1",
1252 [ CX88_VMUX_COMPOSITE2 ] = "Composite2",
1253 [ CX88_VMUX_COMPOSITE3 ] = "Composite3",
1254 [ CX88_VMUX_COMPOSITE4 ] = "Composite4",
1255 [ CX88_VMUX_SVIDEO ] = "S-Video",
1256 [ CX88_VMUX_TELEVISION ] = "Television",
1257 [ CX88_VMUX_CABLE ] = "Cable TV",
1258 [ CX88_VMUX_DVB ] = "DVB",
1259 [ CX88_VMUX_DEBUG ] = "for debug only",
1260 };
1261 unsigned int n = i->index;
1262
1263 if (n >= 4)
1264 return -EINVAL;
1265 if (0 == INPUT(n).type)
1266 return -EINVAL;
1267 i->type = V4L2_INPUT_TYPE_CAMERA;
1268 strcpy(i->name,iname[INPUT(n).type]);
1269 if ((CX88_VMUX_TELEVISION == INPUT(n).type) ||
1270 (CX88_VMUX_CABLE == INPUT(n).type))
1271 i->type = V4L2_INPUT_TYPE_TUNER;
1272 i->std = CX88_NORMS;
1273 return 0;
1274 }
1275 EXPORT_SYMBOL(cx88_enum_input);
1276
1277 static int vidioc_enum_input (struct file *file, void *priv,
1278 struct v4l2_input *i)
1279 {
1280 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1281 return cx88_enum_input (core,i);
1282 }
1283
1284 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1285 {
1286 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1287
1288 *i = core->input;
1289 return 0;
1290 }
1291
1292 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1293 {
1294 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1295
1296 if (i >= 4)
1297 return -EINVAL;
1298
1299 mutex_lock(&core->lock);
1300 cx88_newstation(core);
1301 cx88_video_mux(core,i);
1302 mutex_unlock(&core->lock);
1303 return 0;
1304 }
1305
1306
1307
1308 static int vidioc_queryctrl (struct file *file, void *priv,
1309 struct v4l2_queryctrl *qctrl)
1310 {
1311 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1312
1313 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1314 if (unlikely(qctrl->id == 0))
1315 return -EINVAL;
1316 return cx8800_ctrl_query(core, qctrl);
1317 }
1318
1319 static int vidioc_g_ctrl (struct file *file, void *priv,
1320 struct v4l2_control *ctl)
1321 {
1322 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1323 return
1324 cx88_get_control(core,ctl);
1325 }
1326
1327 static int vidioc_s_ctrl (struct file *file, void *priv,
1328 struct v4l2_control *ctl)
1329 {
1330 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1331 return
1332 cx88_set_control(core,ctl);
1333 }
1334
1335 static int vidioc_g_tuner (struct file *file, void *priv,
1336 struct v4l2_tuner *t)
1337 {
1338 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1339 u32 reg;
1340
1341 if (unlikely(UNSET == core->board.tuner_type))
1342 return -EINVAL;
1343 if (0 != t->index)
1344 return -EINVAL;
1345
1346 strcpy(t->name, "Television");
1347 t->type = V4L2_TUNER_ANALOG_TV;
1348 t->capability = V4L2_TUNER_CAP_NORM;
1349 t->rangehigh = 0xffffffffUL;
1350
1351 cx88_get_stereo(core ,t);
1352 reg = cx_read(MO_DEVICE_STATUS);
1353 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1354 return 0;
1355 }
1356
1357 static int vidioc_s_tuner (struct file *file, void *priv,
1358 struct v4l2_tuner *t)
1359 {
1360 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1361
1362 if (UNSET == core->board.tuner_type)
1363 return -EINVAL;
1364 if (0 != t->index)
1365 return -EINVAL;
1366
1367 cx88_set_stereo(core, t->audmode, 1);
1368 return 0;
1369 }
1370
1371 static int vidioc_g_frequency (struct file *file, void *priv,
1372 struct v4l2_frequency *f)
1373 {
1374 struct cx8800_fh *fh = priv;
1375 struct cx88_core *core = fh->dev->core;
1376
1377 if (unlikely(UNSET == core->board.tuner_type))
1378 return -EINVAL;
1379
1380 /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1381 f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1382 f->frequency = core->freq;
1383
1384 call_all(core, tuner, g_frequency, f);
1385
1386 return 0;
1387 }
1388
1389 int cx88_set_freq (struct cx88_core *core,
1390 struct v4l2_frequency *f)
1391 {
1392 if (unlikely(UNSET == core->board.tuner_type))
1393 return -EINVAL;
1394 if (unlikely(f->tuner != 0))
1395 return -EINVAL;
1396
1397 mutex_lock(&core->lock);
1398 core->freq = f->frequency;
1399 cx88_newstation(core);
1400 call_all(core, tuner, s_frequency, f);
1401
1402 /* When changing channels it is required to reset TVAUDIO */
1403 msleep (10);
1404 cx88_set_tvaudio(core);
1405
1406 mutex_unlock(&core->lock);
1407
1408 return 0;
1409 }
1410 EXPORT_SYMBOL(cx88_set_freq);
1411
1412 static int vidioc_s_frequency (struct file *file, void *priv,
1413 struct v4l2_frequency *f)
1414 {
1415 struct cx8800_fh *fh = priv;
1416 struct cx88_core *core = fh->dev->core;
1417
1418 if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV))
1419 return -EINVAL;
1420 if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO))
1421 return -EINVAL;
1422
1423 return
1424 cx88_set_freq (core,f);
1425 }
1426
1427 #ifdef CONFIG_VIDEO_ADV_DEBUG
1428 static int vidioc_g_register (struct file *file, void *fh,
1429 struct v4l2_dbg_register *reg)
1430 {
1431 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1432
1433 if (!v4l2_chip_match_host(&reg->match))
1434 return -EINVAL;
1435 /* cx2388x has a 24-bit register space */
1436 reg->val = cx_read(reg->reg & 0xffffff);
1437 reg->size = 4;
1438 return 0;
1439 }
1440
1441 static int vidioc_s_register (struct file *file, void *fh,
1442 struct v4l2_dbg_register *reg)
1443 {
1444 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1445
1446 if (!v4l2_chip_match_host(&reg->match))
1447 return -EINVAL;
1448 cx_write(reg->reg & 0xffffff, reg->val);
1449 return 0;
1450 }
1451 #endif
1452
1453 /* ----------------------------------------------------------- */
1454 /* RADIO ESPECIFIC IOCTLS */
1455 /* ----------------------------------------------------------- */
1456
1457 static int radio_querycap (struct file *file, void *priv,
1458 struct v4l2_capability *cap)
1459 {
1460 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1461 struct cx88_core *core = dev->core;
1462
1463 strcpy(cap->driver, "cx8800");
1464 strlcpy(cap->card, core->board.name, sizeof(cap->card));
1465 sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci));
1466 cap->version = CX88_VERSION_CODE;
1467 cap->capabilities = V4L2_CAP_TUNER;
1468 return 0;
1469 }
1470
1471 static int radio_g_tuner (struct file *file, void *priv,
1472 struct v4l2_tuner *t)
1473 {
1474 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1475
1476 if (unlikely(t->index > 0))
1477 return -EINVAL;
1478
1479 strcpy(t->name, "Radio");
1480 t->type = V4L2_TUNER_RADIO;
1481
1482 call_all(core, tuner, g_tuner, t);
1483 return 0;
1484 }
1485
1486 static int radio_enum_input (struct file *file, void *priv,
1487 struct v4l2_input *i)
1488 {
1489 if (i->index != 0)
1490 return -EINVAL;
1491 strcpy(i->name,"Radio");
1492 i->type = V4L2_INPUT_TYPE_TUNER;
1493
1494 return 0;
1495 }
1496
1497 static int radio_g_audio (struct file *file, void *priv, struct v4l2_audio *a)
1498 {
1499 if (unlikely(a->index))
1500 return -EINVAL;
1501
1502 strcpy(a->name,"Radio");
1503 return 0;
1504 }
1505
1506 /* FIXME: Should add a standard for radio */
1507
1508 static int radio_s_tuner (struct file *file, void *priv,
1509 struct v4l2_tuner *t)
1510 {
1511 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1512
1513 if (0 != t->index)
1514 return -EINVAL;
1515
1516 call_all(core, tuner, s_tuner, t);
1517
1518 return 0;
1519 }
1520
1521 static int radio_s_audio (struct file *file, void *fh,
1522 struct v4l2_audio *a)
1523 {
1524 return 0;
1525 }
1526
1527 static int radio_s_input (struct file *file, void *fh, unsigned int i)
1528 {
1529 return 0;
1530 }
1531
1532 static int radio_queryctrl (struct file *file, void *priv,
1533 struct v4l2_queryctrl *c)
1534 {
1535 int i;
1536
1537 if (c->id < V4L2_CID_BASE ||
1538 c->id >= V4L2_CID_LASTP1)
1539 return -EINVAL;
1540 if (c->id == V4L2_CID_AUDIO_MUTE) {
1541 for (i = 0; i < CX8800_CTLS; i++) {
1542 if (cx8800_ctls[i].v.id == c->id)
1543 break;
1544 }
1545 if (i == CX8800_CTLS)
1546 return -EINVAL;
1547 *c = cx8800_ctls[i].v;
1548 } else
1549 *c = no_ctl;
1550 return 0;
1551 }
1552
1553 /* ----------------------------------------------------------- */
1554
1555 static void cx8800_vid_timeout(unsigned long data)
1556 {
1557 struct cx8800_dev *dev = (struct cx8800_dev*)data;
1558 struct cx88_core *core = dev->core;
1559 struct cx88_dmaqueue *q = &dev->vidq;
1560 struct cx88_buffer *buf;
1561 unsigned long flags;
1562
1563 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1564
1565 cx_clear(MO_VID_DMACNTRL, 0x11);
1566 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1567
1568 spin_lock_irqsave(&dev->slock,flags);
1569 while (!list_empty(&q->active)) {
1570 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1571 list_del(&buf->vb.queue);
1572 buf->vb.state = VIDEOBUF_ERROR;
1573 wake_up(&buf->vb.done);
1574 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1575 buf, buf->vb.i, (unsigned long)buf->risc.dma);
1576 }
1577 restart_video_queue(dev,q);
1578 spin_unlock_irqrestore(&dev->slock,flags);
1579 }
1580
1581 static char *cx88_vid_irqs[32] = {
1582 "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1583 "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1584 "y_oflow", "u_oflow", "v_oflow", "vbi_oflow",
1585 "y_sync", "u_sync", "v_sync", "vbi_sync",
1586 "opc_err", "par_err", "rip_err", "pci_abort",
1587 };
1588
1589 static void cx8800_vid_irq(struct cx8800_dev *dev)
1590 {
1591 struct cx88_core *core = dev->core;
1592 u32 status, mask, count;
1593
1594 status = cx_read(MO_VID_INTSTAT);
1595 mask = cx_read(MO_VID_INTMSK);
1596 if (0 == (status & mask))
1597 return;
1598 cx_write(MO_VID_INTSTAT, status);
1599 if (irq_debug || (status & mask & ~0xff))
1600 cx88_print_irqbits(core->name, "irq vid",
1601 cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1602 status, mask);
1603
1604 /* risc op code error */
1605 if (status & (1 << 16)) {
1606 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1607 cx_clear(MO_VID_DMACNTRL, 0x11);
1608 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1609 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1610 }
1611
1612 /* risc1 y */
1613 if (status & 0x01) {
1614 spin_lock(&dev->slock);
1615 count = cx_read(MO_VIDY_GPCNT);
1616 cx88_wakeup(core, &dev->vidq, count);
1617 spin_unlock(&dev->slock);
1618 }
1619
1620 /* risc1 vbi */
1621 if (status & 0x08) {
1622 spin_lock(&dev->slock);
1623 count = cx_read(MO_VBI_GPCNT);
1624 cx88_wakeup(core, &dev->vbiq, count);
1625 spin_unlock(&dev->slock);
1626 }
1627
1628 /* risc2 y */
1629 if (status & 0x10) {
1630 dprintk(2,"stopper video\n");
1631 spin_lock(&dev->slock);
1632 restart_video_queue(dev,&dev->vidq);
1633 spin_unlock(&dev->slock);
1634 }
1635
1636 /* risc2 vbi */
1637 if (status & 0x80) {
1638 dprintk(2,"stopper vbi\n");
1639 spin_lock(&dev->slock);
1640 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1641 spin_unlock(&dev->slock);
1642 }
1643 }
1644
1645 static irqreturn_t cx8800_irq(int irq, void *dev_id)
1646 {
1647 struct cx8800_dev *dev = dev_id;
1648 struct cx88_core *core = dev->core;
1649 u32 status;
1650 int loop, handled = 0;
1651
1652 for (loop = 0; loop < 10; loop++) {
1653 status = cx_read(MO_PCI_INTSTAT) &
1654 (core->pci_irqmask | PCI_INT_VIDINT);
1655 if (0 == status)
1656 goto out;
1657 cx_write(MO_PCI_INTSTAT, status);
1658 handled = 1;
1659
1660 if (status & core->pci_irqmask)
1661 cx88_core_irq(core,status);
1662 if (status & PCI_INT_VIDINT)
1663 cx8800_vid_irq(dev);
1664 };
1665 if (10 == loop) {
1666 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1667 core->name);
1668 cx_write(MO_PCI_INTMSK,0);
1669 }
1670
1671 out:
1672 return IRQ_RETVAL(handled);
1673 }
1674
1675 /* ----------------------------------------------------------- */
1676 /* exported stuff */
1677
1678 static const struct v4l2_file_operations video_fops =
1679 {
1680 .owner = THIS_MODULE,
1681 .open = video_open,
1682 .release = video_release,
1683 .read = video_read,
1684 .poll = video_poll,
1685 .mmap = video_mmap,
1686 .ioctl = video_ioctl2,
1687 };
1688
1689 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1690 .vidioc_querycap = vidioc_querycap,
1691 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1692 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1693 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1694 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1695 .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt,
1696 .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt,
1697 .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt,
1698 .vidioc_reqbufs = vidioc_reqbufs,
1699 .vidioc_querybuf = vidioc_querybuf,
1700 .vidioc_qbuf = vidioc_qbuf,
1701 .vidioc_dqbuf = vidioc_dqbuf,
1702 .vidioc_s_std = vidioc_s_std,
1703 .vidioc_enum_input = vidioc_enum_input,
1704 .vidioc_g_input = vidioc_g_input,
1705 .vidioc_s_input = vidioc_s_input,
1706 .vidioc_queryctrl = vidioc_queryctrl,
1707 .vidioc_g_ctrl = vidioc_g_ctrl,
1708 .vidioc_s_ctrl = vidioc_s_ctrl,
1709 .vidioc_streamon = vidioc_streamon,
1710 .vidioc_streamoff = vidioc_streamoff,
1711 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1712 .vidiocgmbuf = vidiocgmbuf,
1713 #endif
1714 .vidioc_g_tuner = vidioc_g_tuner,
1715 .vidioc_s_tuner = vidioc_s_tuner,
1716 .vidioc_g_frequency = vidioc_g_frequency,
1717 .vidioc_s_frequency = vidioc_s_frequency,
1718 #ifdef CONFIG_VIDEO_ADV_DEBUG
1719 .vidioc_g_register = vidioc_g_register,
1720 .vidioc_s_register = vidioc_s_register,
1721 #endif
1722 };
1723
1724 static struct video_device cx8800_vbi_template;
1725
1726 static struct video_device cx8800_video_template = {
1727 .name = "cx8800-video",
1728 .fops = &video_fops,
1729 .ioctl_ops = &video_ioctl_ops,
1730 .tvnorms = CX88_NORMS,
1731 .current_norm = V4L2_STD_NTSC_M,
1732 };
1733
1734 static const struct v4l2_file_operations radio_fops =
1735 {
1736 .owner = THIS_MODULE,
1737 .open = video_open,
1738 .release = video_release,
1739 .ioctl = video_ioctl2,
1740 };
1741
1742 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
1743 .vidioc_querycap = radio_querycap,
1744 .vidioc_g_tuner = radio_g_tuner,
1745 .vidioc_enum_input = radio_enum_input,
1746 .vidioc_g_audio = radio_g_audio,
1747 .vidioc_s_tuner = radio_s_tuner,
1748 .vidioc_s_audio = radio_s_audio,
1749 .vidioc_s_input = radio_s_input,
1750 .vidioc_queryctrl = radio_queryctrl,
1751 .vidioc_g_ctrl = vidioc_g_ctrl,
1752 .vidioc_s_ctrl = vidioc_s_ctrl,
1753 .vidioc_g_frequency = vidioc_g_frequency,
1754 .vidioc_s_frequency = vidioc_s_frequency,
1755 #ifdef CONFIG_VIDEO_ADV_DEBUG
1756 .vidioc_g_register = vidioc_g_register,
1757 .vidioc_s_register = vidioc_s_register,
1758 #endif
1759 };
1760
1761 static struct video_device cx8800_radio_template = {
1762 .name = "cx8800-radio",
1763 .fops = &radio_fops,
1764 .ioctl_ops = &radio_ioctl_ops,
1765 };
1766
1767 /* ----------------------------------------------------------- */
1768
1769 static void cx8800_unregister_video(struct cx8800_dev *dev)
1770 {
1771 if (dev->radio_dev) {
1772 if (video_is_registered(dev->radio_dev))
1773 video_unregister_device(dev->radio_dev);
1774 else
1775 video_device_release(dev->radio_dev);
1776 dev->radio_dev = NULL;
1777 }
1778 if (dev->vbi_dev) {
1779 if (video_is_registered(dev->vbi_dev))
1780 video_unregister_device(dev->vbi_dev);
1781 else
1782 video_device_release(dev->vbi_dev);
1783 dev->vbi_dev = NULL;
1784 }
1785 if (dev->video_dev) {
1786 if (video_is_registered(dev->video_dev))
1787 video_unregister_device(dev->video_dev);
1788 else
1789 video_device_release(dev->video_dev);
1790 dev->video_dev = NULL;
1791 }
1792 }
1793
1794 static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
1795 const struct pci_device_id *pci_id)
1796 {
1797 struct cx8800_dev *dev;
1798 struct cx88_core *core;
1799
1800 int err;
1801
1802 dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1803 if (NULL == dev)
1804 return -ENOMEM;
1805
1806 /* pci init */
1807 dev->pci = pci_dev;
1808 if (pci_enable_device(pci_dev)) {
1809 err = -EIO;
1810 goto fail_free;
1811 }
1812 core = cx88_core_get(dev->pci);
1813 if (NULL == core) {
1814 err = -EINVAL;
1815 goto fail_free;
1816 }
1817 dev->core = core;
1818
1819 /* print pci info */
1820 pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
1821 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
1822 printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
1823 "latency: %d, mmio: 0x%llx\n", core->name,
1824 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1825 dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
1826
1827 pci_set_master(pci_dev);
1828 if (!pci_dma_supported(pci_dev,DMA_BIT_MASK(32))) {
1829 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1830 err = -EIO;
1831 goto fail_core;
1832 }
1833
1834 /* Initialize VBI template */
1835 memcpy( &cx8800_vbi_template, &cx8800_video_template,
1836 sizeof(cx8800_vbi_template) );
1837 strcpy(cx8800_vbi_template.name,"cx8800-vbi");
1838
1839 /* initialize driver struct */
1840 spin_lock_init(&dev->slock);
1841 core->tvnorm = cx8800_video_template.current_norm;
1842
1843 /* init video dma queues */
1844 INIT_LIST_HEAD(&dev->vidq.active);
1845 INIT_LIST_HEAD(&dev->vidq.queued);
1846 dev->vidq.timeout.function = cx8800_vid_timeout;
1847 dev->vidq.timeout.data = (unsigned long)dev;
1848 init_timer(&dev->vidq.timeout);
1849 cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1850 MO_VID_DMACNTRL,0x11,0x00);
1851
1852 /* init vbi dma queues */
1853 INIT_LIST_HEAD(&dev->vbiq.active);
1854 INIT_LIST_HEAD(&dev->vbiq.queued);
1855 dev->vbiq.timeout.function = cx8800_vbi_timeout;
1856 dev->vbiq.timeout.data = (unsigned long)dev;
1857 init_timer(&dev->vbiq.timeout);
1858 cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1859 MO_VID_DMACNTRL,0x88,0x00);
1860
1861 /* get irq */
1862 err = request_irq(pci_dev->irq, cx8800_irq,
1863 IRQF_SHARED | IRQF_DISABLED, core->name, dev);
1864 if (err < 0) {
1865 printk(KERN_ERR "%s/0: can't get IRQ %d\n",
1866 core->name,pci_dev->irq);
1867 goto fail_core;
1868 }
1869 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1870
1871 /* load and configure helper modules */
1872
1873 if (core->board.audio_chip == V4L2_IDENT_WM8775)
1874 v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
1875 "wm8775", "wm8775", 0x36 >> 1, NULL);
1876
1877 if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) {
1878 /* This probes for a tda9874 as is used on some
1879 Pixelview Ultra boards. */
1880 v4l2_i2c_new_subdev(&core->v4l2_dev,
1881 &core->i2c_adap,
1882 "tvaudio", "tvaudio", 0, I2C_ADDRS(0xb0 >> 1));
1883 }
1884
1885 switch (core->boardnr) {
1886 case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1887 case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: {
1888 static struct i2c_board_info rtc_info = {
1889 I2C_BOARD_INFO("isl1208", 0x6f)
1890 };
1891
1892 request_module("rtc-isl1208");
1893 core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info);
1894 }
1895 /* break intentionally omitted */
1896 case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1897 request_module("ir-kbd-i2c");
1898 }
1899
1900 /* register v4l devices */
1901 dev->video_dev = cx88_vdev_init(core,dev->pci,
1902 &cx8800_video_template,"video");
1903 video_set_drvdata(dev->video_dev, dev);
1904 err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1905 video_nr[core->nr]);
1906 if (err < 0) {
1907 printk(KERN_ERR "%s/0: can't register video device\n",
1908 core->name);
1909 goto fail_unreg;
1910 }
1911 printk(KERN_INFO "%s/0: registered device %s [v4l2]\n",
1912 core->name, video_device_node_name(dev->video_dev));
1913
1914 dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1915 video_set_drvdata(dev->vbi_dev, dev);
1916 err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1917 vbi_nr[core->nr]);
1918 if (err < 0) {
1919 printk(KERN_ERR "%s/0: can't register vbi device\n",
1920 core->name);
1921 goto fail_unreg;
1922 }
1923 printk(KERN_INFO "%s/0: registered device %s\n",
1924 core->name, video_device_node_name(dev->vbi_dev));
1925
1926 if (core->board.radio.type == CX88_RADIO) {
1927 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1928 &cx8800_radio_template,"radio");
1929 video_set_drvdata(dev->radio_dev, dev);
1930 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1931 radio_nr[core->nr]);
1932 if (err < 0) {
1933 printk(KERN_ERR "%s/0: can't register radio device\n",
1934 core->name);
1935 goto fail_unreg;
1936 }
1937 printk(KERN_INFO "%s/0: registered device %s\n",
1938 core->name, video_device_node_name(dev->radio_dev));
1939 }
1940
1941 /* everything worked */
1942 pci_set_drvdata(pci_dev,dev);
1943
1944 /* initial device configuration */
1945 mutex_lock(&core->lock);
1946 cx88_set_tvnorm(core,core->tvnorm);
1947 init_controls(core);
1948 cx88_video_mux(core,0);
1949 mutex_unlock(&core->lock);
1950
1951 /* start tvaudio thread */
1952 if (core->board.tuner_type != TUNER_ABSENT) {
1953 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
1954 if (IS_ERR(core->kthread)) {
1955 err = PTR_ERR(core->kthread);
1956 printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n",
1957 core->name, err);
1958 }
1959 }
1960 return 0;
1961
1962 fail_unreg:
1963 cx8800_unregister_video(dev);
1964 free_irq(pci_dev->irq, dev);
1965 fail_core:
1966 cx88_core_put(core,dev->pci);
1967 fail_free:
1968 kfree(dev);
1969 return err;
1970 }
1971
1972 static void __devexit cx8800_finidev(struct pci_dev *pci_dev)
1973 {
1974 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1975 struct cx88_core *core = dev->core;
1976
1977 /* stop thread */
1978 if (core->kthread) {
1979 kthread_stop(core->kthread);
1980 core->kthread = NULL;
1981 }
1982
1983 if (core->ir)
1984 cx88_ir_stop(core);
1985
1986 cx88_shutdown(core); /* FIXME */
1987 pci_disable_device(pci_dev);
1988
1989 /* unregister stuff */
1990
1991 free_irq(pci_dev->irq, dev);
1992 cx8800_unregister_video(dev);
1993 pci_set_drvdata(pci_dev, NULL);
1994
1995 /* free memory */
1996 btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
1997 cx88_core_put(core,dev->pci);
1998 kfree(dev);
1999 }
2000
2001 #ifdef CONFIG_PM
2002 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
2003 {
2004 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2005 struct cx88_core *core = dev->core;
2006
2007 /* stop video+vbi capture */
2008 spin_lock(&dev->slock);
2009 if (!list_empty(&dev->vidq.active)) {
2010 printk("%s/0: suspend video\n", core->name);
2011 stop_video_dma(dev);
2012 del_timer(&dev->vidq.timeout);
2013 }
2014 if (!list_empty(&dev->vbiq.active)) {
2015 printk("%s/0: suspend vbi\n", core->name);
2016 cx8800_stop_vbi_dma(dev);
2017 del_timer(&dev->vbiq.timeout);
2018 }
2019 spin_unlock(&dev->slock);
2020
2021 if (core->ir)
2022 cx88_ir_stop(core);
2023 /* FIXME -- shutdown device */
2024 cx88_shutdown(core);
2025
2026 pci_save_state(pci_dev);
2027 if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
2028 pci_disable_device(pci_dev);
2029 dev->state.disabled = 1;
2030 }
2031 return 0;
2032 }
2033
2034 static int cx8800_resume(struct pci_dev *pci_dev)
2035 {
2036 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2037 struct cx88_core *core = dev->core;
2038 int err;
2039
2040 if (dev->state.disabled) {
2041 err=pci_enable_device(pci_dev);
2042 if (err) {
2043 printk(KERN_ERR "%s/0: can't enable device\n",
2044 core->name);
2045 return err;
2046 }
2047
2048 dev->state.disabled = 0;
2049 }
2050 err= pci_set_power_state(pci_dev, PCI_D0);
2051 if (err) {
2052 printk(KERN_ERR "%s/0: can't set power state\n", core->name);
2053 pci_disable_device(pci_dev);
2054 dev->state.disabled = 1;
2055
2056 return err;
2057 }
2058 pci_restore_state(pci_dev);
2059
2060 /* FIXME: re-initialize hardware */
2061 cx88_reset(core);
2062 if (core->ir)
2063 cx88_ir_start(core);
2064
2065 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
2066
2067 /* restart video+vbi capture */
2068 spin_lock(&dev->slock);
2069 if (!list_empty(&dev->vidq.active)) {
2070 printk("%s/0: resume video\n", core->name);
2071 restart_video_queue(dev,&dev->vidq);
2072 }
2073 if (!list_empty(&dev->vbiq.active)) {
2074 printk("%s/0: resume vbi\n", core->name);
2075 cx8800_restart_vbi_queue(dev,&dev->vbiq);
2076 }
2077 spin_unlock(&dev->slock);
2078
2079 return 0;
2080 }
2081 #endif
2082
2083 /* ----------------------------------------------------------- */
2084
2085 static struct pci_device_id cx8800_pci_tbl[] = {
2086 {
2087 .vendor = 0x14f1,
2088 .device = 0x8800,
2089 .subvendor = PCI_ANY_ID,
2090 .subdevice = PCI_ANY_ID,
2091 },{
2092 /* --- end of list --- */
2093 }
2094 };
2095 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2096
2097 static struct pci_driver cx8800_pci_driver = {
2098 .name = "cx8800",
2099 .id_table = cx8800_pci_tbl,
2100 .probe = cx8800_initdev,
2101 .remove = __devexit_p(cx8800_finidev),
2102 #ifdef CONFIG_PM
2103 .suspend = cx8800_suspend,
2104 .resume = cx8800_resume,
2105 #endif
2106 };
2107
2108 static int __init cx8800_init(void)
2109 {
2110 printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %d.%d.%d loaded\n",
2111 (CX88_VERSION_CODE >> 16) & 0xff,
2112 (CX88_VERSION_CODE >> 8) & 0xff,
2113 CX88_VERSION_CODE & 0xff);
2114 #ifdef SNAPSHOT
2115 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
2116 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
2117 #endif
2118 return pci_register_driver(&cx8800_pci_driver);
2119 }
2120
2121 static void __exit cx8800_fini(void)
2122 {
2123 pci_unregister_driver(&cx8800_pci_driver);
2124 }
2125
2126 module_init(cx8800_init);
2127 module_exit(cx8800_fini);
2128
2129 /* ----------------------------------------------------------- */
2130 /*
2131 * Local variables:
2132 * c-basic-offset: 8
2133 * End:
2134 * 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
2135 */
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