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V4L/DVB (11907): cx88: Use v4l bounding/alignment function
[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / drivers / media / video / cx88 / cx88-video.c
1 /*
2 *
3 * device driver for Conexant 2388x based TV cards
4 * video4linux video interface
5 *
6 * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
7 *
8 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
9 * - Multituner support
10 * - video_ioctl2 conversion
11 * - PAL/M fixes
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 */
27
28 #include <linux/init.h>
29 #include <linux/list.h>
30 #include <linux/module.h>
31 #include <linux/kmod.h>
32 #include <linux/kernel.h>
33 #include <linux/slab.h>
34 #include <linux/interrupt.h>
35 #include <linux/dma-mapping.h>
36 #include <linux/delay.h>
37 #include <linux/kthread.h>
38 #include <asm/div64.h>
39
40 #include "cx88.h"
41 #include <media/v4l2-common.h>
42 #include <media/v4l2-ioctl.h>
43
44 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
45 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
46 MODULE_LICENSE("GPL");
47
48 /* ------------------------------------------------------------------ */
49
50 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
51 static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
52 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
53
54 module_param_array(video_nr, int, NULL, 0444);
55 module_param_array(vbi_nr, int, NULL, 0444);
56 module_param_array(radio_nr, int, NULL, 0444);
57
58 MODULE_PARM_DESC(video_nr,"video device numbers");
59 MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
60 MODULE_PARM_DESC(radio_nr,"radio device numbers");
61
62 static unsigned int video_debug;
63 module_param(video_debug,int,0644);
64 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
65
66 static unsigned int irq_debug;
67 module_param(irq_debug,int,0644);
68 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
69
70 static unsigned int vid_limit = 16;
71 module_param(vid_limit,int,0644);
72 MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
73
74 #define dprintk(level,fmt, arg...) if (video_debug >= level) \
75 printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
76
77 /* ------------------------------------------------------------------ */
78
79 static LIST_HEAD(cx8800_devlist);
80
81 /* ------------------------------------------------------------------- */
82 /* static data */
83
84 static struct cx8800_fmt formats[] = {
85 {
86 .name = "8 bpp, gray",
87 .fourcc = V4L2_PIX_FMT_GREY,
88 .cxformat = ColorFormatY8,
89 .depth = 8,
90 .flags = FORMAT_FLAGS_PACKED,
91 },{
92 .name = "15 bpp RGB, le",
93 .fourcc = V4L2_PIX_FMT_RGB555,
94 .cxformat = ColorFormatRGB15,
95 .depth = 16,
96 .flags = FORMAT_FLAGS_PACKED,
97 },{
98 .name = "15 bpp RGB, be",
99 .fourcc = V4L2_PIX_FMT_RGB555X,
100 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
101 .depth = 16,
102 .flags = FORMAT_FLAGS_PACKED,
103 },{
104 .name = "16 bpp RGB, le",
105 .fourcc = V4L2_PIX_FMT_RGB565,
106 .cxformat = ColorFormatRGB16,
107 .depth = 16,
108 .flags = FORMAT_FLAGS_PACKED,
109 },{
110 .name = "16 bpp RGB, be",
111 .fourcc = V4L2_PIX_FMT_RGB565X,
112 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
113 .depth = 16,
114 .flags = FORMAT_FLAGS_PACKED,
115 },{
116 .name = "24 bpp RGB, le",
117 .fourcc = V4L2_PIX_FMT_BGR24,
118 .cxformat = ColorFormatRGB24,
119 .depth = 24,
120 .flags = FORMAT_FLAGS_PACKED,
121 },{
122 .name = "32 bpp RGB, le",
123 .fourcc = V4L2_PIX_FMT_BGR32,
124 .cxformat = ColorFormatRGB32,
125 .depth = 32,
126 .flags = FORMAT_FLAGS_PACKED,
127 },{
128 .name = "32 bpp RGB, be",
129 .fourcc = V4L2_PIX_FMT_RGB32,
130 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
131 .depth = 32,
132 .flags = FORMAT_FLAGS_PACKED,
133 },{
134 .name = "4:2:2, packed, YUYV",
135 .fourcc = V4L2_PIX_FMT_YUYV,
136 .cxformat = ColorFormatYUY2,
137 .depth = 16,
138 .flags = FORMAT_FLAGS_PACKED,
139 },{
140 .name = "4:2:2, packed, UYVY",
141 .fourcc = V4L2_PIX_FMT_UYVY,
142 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
143 .depth = 16,
144 .flags = FORMAT_FLAGS_PACKED,
145 },
146 };
147
148 static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
149 {
150 unsigned int i;
151
152 for (i = 0; i < ARRAY_SIZE(formats); i++)
153 if (formats[i].fourcc == fourcc)
154 return formats+i;
155 return NULL;
156 }
157
158 /* ------------------------------------------------------------------- */
159
160 static const struct v4l2_queryctrl no_ctl = {
161 .name = "42",
162 .flags = V4L2_CTRL_FLAG_DISABLED,
163 };
164
165 static struct cx88_ctrl cx8800_ctls[] = {
166 /* --- video --- */
167 {
168 .v = {
169 .id = V4L2_CID_BRIGHTNESS,
170 .name = "Brightness",
171 .minimum = 0x00,
172 .maximum = 0xff,
173 .step = 1,
174 .default_value = 0x7f,
175 .type = V4L2_CTRL_TYPE_INTEGER,
176 },
177 .off = 128,
178 .reg = MO_CONTR_BRIGHT,
179 .mask = 0x00ff,
180 .shift = 0,
181 },{
182 .v = {
183 .id = V4L2_CID_CONTRAST,
184 .name = "Contrast",
185 .minimum = 0,
186 .maximum = 0xff,
187 .step = 1,
188 .default_value = 0x3f,
189 .type = V4L2_CTRL_TYPE_INTEGER,
190 },
191 .off = 0,
192 .reg = MO_CONTR_BRIGHT,
193 .mask = 0xff00,
194 .shift = 8,
195 },{
196 .v = {
197 .id = V4L2_CID_HUE,
198 .name = "Hue",
199 .minimum = 0,
200 .maximum = 0xff,
201 .step = 1,
202 .default_value = 0x7f,
203 .type = V4L2_CTRL_TYPE_INTEGER,
204 },
205 .off = 128,
206 .reg = MO_HUE,
207 .mask = 0x00ff,
208 .shift = 0,
209 },{
210 /* strictly, this only describes only U saturation.
211 * V saturation is handled specially through code.
212 */
213 .v = {
214 .id = V4L2_CID_SATURATION,
215 .name = "Saturation",
216 .minimum = 0,
217 .maximum = 0xff,
218 .step = 1,
219 .default_value = 0x7f,
220 .type = V4L2_CTRL_TYPE_INTEGER,
221 },
222 .off = 0,
223 .reg = MO_UV_SATURATION,
224 .mask = 0x00ff,
225 .shift = 0,
226 },{
227 .v = {
228 .id = V4L2_CID_CHROMA_AGC,
229 .name = "Chroma AGC",
230 .minimum = 0,
231 .maximum = 1,
232 .default_value = 0x1,
233 .type = V4L2_CTRL_TYPE_BOOLEAN,
234 },
235 .reg = MO_INPUT_FORMAT,
236 .mask = 1 << 10,
237 .shift = 10,
238 }, {
239 .v = {
240 .id = V4L2_CID_COLOR_KILLER,
241 .name = "Color killer",
242 .minimum = 0,
243 .maximum = 1,
244 .default_value = 0x1,
245 .type = V4L2_CTRL_TYPE_BOOLEAN,
246 },
247 .reg = MO_INPUT_FORMAT,
248 .mask = 1 << 9,
249 .shift = 9,
250 }, {
251 /* --- audio --- */
252 .v = {
253 .id = V4L2_CID_AUDIO_MUTE,
254 .name = "Mute",
255 .minimum = 0,
256 .maximum = 1,
257 .default_value = 1,
258 .type = V4L2_CTRL_TYPE_BOOLEAN,
259 },
260 .reg = AUD_VOL_CTL,
261 .sreg = SHADOW_AUD_VOL_CTL,
262 .mask = (1 << 6),
263 .shift = 6,
264 },{
265 .v = {
266 .id = V4L2_CID_AUDIO_VOLUME,
267 .name = "Volume",
268 .minimum = 0,
269 .maximum = 0x3f,
270 .step = 1,
271 .default_value = 0x3f,
272 .type = V4L2_CTRL_TYPE_INTEGER,
273 },
274 .reg = AUD_VOL_CTL,
275 .sreg = SHADOW_AUD_VOL_CTL,
276 .mask = 0x3f,
277 .shift = 0,
278 },{
279 .v = {
280 .id = V4L2_CID_AUDIO_BALANCE,
281 .name = "Balance",
282 .minimum = 0,
283 .maximum = 0x7f,
284 .step = 1,
285 .default_value = 0x40,
286 .type = V4L2_CTRL_TYPE_INTEGER,
287 },
288 .reg = AUD_BAL_CTL,
289 .sreg = SHADOW_AUD_BAL_CTL,
290 .mask = 0x7f,
291 .shift = 0,
292 }
293 };
294 static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls);
295
296 /* Must be sorted from low to high control ID! */
297 const u32 cx88_user_ctrls[] = {
298 V4L2_CID_USER_CLASS,
299 V4L2_CID_BRIGHTNESS,
300 V4L2_CID_CONTRAST,
301 V4L2_CID_SATURATION,
302 V4L2_CID_HUE,
303 V4L2_CID_AUDIO_VOLUME,
304 V4L2_CID_AUDIO_BALANCE,
305 V4L2_CID_AUDIO_MUTE,
306 V4L2_CID_CHROMA_AGC,
307 V4L2_CID_COLOR_KILLER,
308 0
309 };
310 EXPORT_SYMBOL(cx88_user_ctrls);
311
312 static const u32 *ctrl_classes[] = {
313 cx88_user_ctrls,
314 NULL
315 };
316
317 int cx8800_ctrl_query(struct cx88_core *core, struct v4l2_queryctrl *qctrl)
318 {
319 int i;
320
321 if (qctrl->id < V4L2_CID_BASE ||
322 qctrl->id >= V4L2_CID_LASTP1)
323 return -EINVAL;
324 for (i = 0; i < CX8800_CTLS; i++)
325 if (cx8800_ctls[i].v.id == qctrl->id)
326 break;
327 if (i == CX8800_CTLS) {
328 *qctrl = no_ctl;
329 return 0;
330 }
331 *qctrl = cx8800_ctls[i].v;
332 /* Report chroma AGC as inactive when SECAM is selected */
333 if (cx8800_ctls[i].v.id == V4L2_CID_CHROMA_AGC &&
334 core->tvnorm & V4L2_STD_SECAM)
335 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
336
337 return 0;
338 }
339 EXPORT_SYMBOL(cx8800_ctrl_query);
340
341 /* ------------------------------------------------------------------- */
342 /* resource management */
343
344 static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
345 {
346 struct cx88_core *core = dev->core;
347 if (fh->resources & bit)
348 /* have it already allocated */
349 return 1;
350
351 /* is it free? */
352 mutex_lock(&core->lock);
353 if (dev->resources & bit) {
354 /* no, someone else uses it */
355 mutex_unlock(&core->lock);
356 return 0;
357 }
358 /* it's free, grab it */
359 fh->resources |= bit;
360 dev->resources |= bit;
361 dprintk(1,"res: get %d\n",bit);
362 mutex_unlock(&core->lock);
363 return 1;
364 }
365
366 static
367 int res_check(struct cx8800_fh *fh, unsigned int bit)
368 {
369 return (fh->resources & bit);
370 }
371
372 static
373 int res_locked(struct cx8800_dev *dev, unsigned int bit)
374 {
375 return (dev->resources & bit);
376 }
377
378 static
379 void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
380 {
381 struct cx88_core *core = dev->core;
382 BUG_ON((fh->resources & bits) != bits);
383
384 mutex_lock(&core->lock);
385 fh->resources &= ~bits;
386 dev->resources &= ~bits;
387 dprintk(1,"res: put %d\n",bits);
388 mutex_unlock(&core->lock);
389 }
390
391 /* ------------------------------------------------------------------ */
392
393 int cx88_video_mux(struct cx88_core *core, unsigned int input)
394 {
395 /* struct cx88_core *core = dev->core; */
396
397 dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
398 input, INPUT(input).vmux,
399 INPUT(input).gpio0,INPUT(input).gpio1,
400 INPUT(input).gpio2,INPUT(input).gpio3);
401 core->input = input;
402 cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
403 cx_write(MO_GP3_IO, INPUT(input).gpio3);
404 cx_write(MO_GP0_IO, INPUT(input).gpio0);
405 cx_write(MO_GP1_IO, INPUT(input).gpio1);
406 cx_write(MO_GP2_IO, INPUT(input).gpio2);
407
408 switch (INPUT(input).type) {
409 case CX88_VMUX_SVIDEO:
410 cx_set(MO_AFECFG_IO, 0x00000001);
411 cx_set(MO_INPUT_FORMAT, 0x00010010);
412 cx_set(MO_FILTER_EVEN, 0x00002020);
413 cx_set(MO_FILTER_ODD, 0x00002020);
414 break;
415 default:
416 cx_clear(MO_AFECFG_IO, 0x00000001);
417 cx_clear(MO_INPUT_FORMAT, 0x00010010);
418 cx_clear(MO_FILTER_EVEN, 0x00002020);
419 cx_clear(MO_FILTER_ODD, 0x00002020);
420 break;
421 }
422
423 /* if there are audioroutes defined, we have an external
424 ADC to deal with audio */
425 if (INPUT(input).audioroute) {
426 /* The wm8775 module has the "2" route hardwired into
427 the initialization. Some boards may use different
428 routes for different inputs. HVR-1300 surely does */
429 if (core->board.audio_chip &&
430 core->board.audio_chip == V4L2_IDENT_WM8775) {
431 call_all(core, audio, s_routing,
432 INPUT(input).audioroute, 0, 0);
433 }
434 /* cx2388's C-ADC is connected to the tuner only.
435 When used with S-Video, that ADC is busy dealing with
436 chroma, so an external must be used for baseband audio */
437 if (INPUT(input).type != CX88_VMUX_TELEVISION ) {
438 /* "I2S ADC mode" */
439 core->tvaudio = WW_I2SADC;
440 cx88_set_tvaudio(core);
441 } else {
442 /* Normal mode */
443 cx_write(AUD_I2SCNTL, 0x0);
444 cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
445 }
446 }
447
448 return 0;
449 }
450 EXPORT_SYMBOL(cx88_video_mux);
451
452 /* ------------------------------------------------------------------ */
453
454 static int start_video_dma(struct cx8800_dev *dev,
455 struct cx88_dmaqueue *q,
456 struct cx88_buffer *buf)
457 {
458 struct cx88_core *core = dev->core;
459
460 /* setup fifo + format */
461 cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
462 buf->bpl, buf->risc.dma);
463 cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
464 cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
465
466 /* reset counter */
467 cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
468 q->count = 1;
469
470 /* enable irqs */
471 cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
472
473 /* Enables corresponding bits at PCI_INT_STAT:
474 bits 0 to 4: video, audio, transport stream, VIP, Host
475 bit 7: timer
476 bits 8 and 9: DMA complete for: SRC, DST
477 bits 10 and 11: BERR signal asserted for RISC: RD, WR
478 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
479 */
480 cx_set(MO_VID_INTMSK, 0x0f0011);
481
482 /* enable capture */
483 cx_set(VID_CAPTURE_CONTROL,0x06);
484
485 /* start dma */
486 cx_set(MO_DEV_CNTRL2, (1<<5));
487 cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
488
489 return 0;
490 }
491
492 #ifdef CONFIG_PM
493 static int stop_video_dma(struct cx8800_dev *dev)
494 {
495 struct cx88_core *core = dev->core;
496
497 /* stop dma */
498 cx_clear(MO_VID_DMACNTRL, 0x11);
499
500 /* disable capture */
501 cx_clear(VID_CAPTURE_CONTROL,0x06);
502
503 /* disable irqs */
504 cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
505 cx_clear(MO_VID_INTMSK, 0x0f0011);
506 return 0;
507 }
508 #endif
509
510 static int restart_video_queue(struct cx8800_dev *dev,
511 struct cx88_dmaqueue *q)
512 {
513 struct cx88_core *core = dev->core;
514 struct cx88_buffer *buf, *prev;
515
516 if (!list_empty(&q->active)) {
517 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
518 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
519 buf, buf->vb.i);
520 start_video_dma(dev, q, buf);
521 list_for_each_entry(buf, &q->active, vb.queue)
522 buf->count = q->count++;
523 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
524 return 0;
525 }
526
527 prev = NULL;
528 for (;;) {
529 if (list_empty(&q->queued))
530 return 0;
531 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
532 if (NULL == prev) {
533 list_move_tail(&buf->vb.queue, &q->active);
534 start_video_dma(dev, q, buf);
535 buf->vb.state = VIDEOBUF_ACTIVE;
536 buf->count = q->count++;
537 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
538 dprintk(2,"[%p/%d] restart_queue - first active\n",
539 buf,buf->vb.i);
540
541 } else if (prev->vb.width == buf->vb.width &&
542 prev->vb.height == buf->vb.height &&
543 prev->fmt == buf->fmt) {
544 list_move_tail(&buf->vb.queue, &q->active);
545 buf->vb.state = VIDEOBUF_ACTIVE;
546 buf->count = q->count++;
547 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
548 dprintk(2,"[%p/%d] restart_queue - move to active\n",
549 buf,buf->vb.i);
550 } else {
551 return 0;
552 }
553 prev = buf;
554 }
555 }
556
557 /* ------------------------------------------------------------------ */
558
559 static int
560 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
561 {
562 struct cx8800_fh *fh = q->priv_data;
563
564 *size = fh->fmt->depth*fh->width*fh->height >> 3;
565 if (0 == *count)
566 *count = 32;
567 while (*size * *count > vid_limit * 1024 * 1024)
568 (*count)--;
569 return 0;
570 }
571
572 static int
573 buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
574 enum v4l2_field field)
575 {
576 struct cx8800_fh *fh = q->priv_data;
577 struct cx8800_dev *dev = fh->dev;
578 struct cx88_core *core = dev->core;
579 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
580 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
581 int rc, init_buffer = 0;
582
583 BUG_ON(NULL == fh->fmt);
584 if (fh->width < 48 || fh->width > norm_maxw(core->tvnorm) ||
585 fh->height < 32 || fh->height > norm_maxh(core->tvnorm))
586 return -EINVAL;
587 buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
588 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
589 return -EINVAL;
590
591 if (buf->fmt != fh->fmt ||
592 buf->vb.width != fh->width ||
593 buf->vb.height != fh->height ||
594 buf->vb.field != field) {
595 buf->fmt = fh->fmt;
596 buf->vb.width = fh->width;
597 buf->vb.height = fh->height;
598 buf->vb.field = field;
599 init_buffer = 1;
600 }
601
602 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
603 init_buffer = 1;
604 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
605 goto fail;
606 }
607
608 if (init_buffer) {
609 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
610 switch (buf->vb.field) {
611 case V4L2_FIELD_TOP:
612 cx88_risc_buffer(dev->pci, &buf->risc,
613 dma->sglist, 0, UNSET,
614 buf->bpl, 0, buf->vb.height);
615 break;
616 case V4L2_FIELD_BOTTOM:
617 cx88_risc_buffer(dev->pci, &buf->risc,
618 dma->sglist, UNSET, 0,
619 buf->bpl, 0, buf->vb.height);
620 break;
621 case V4L2_FIELD_INTERLACED:
622 cx88_risc_buffer(dev->pci, &buf->risc,
623 dma->sglist, 0, buf->bpl,
624 buf->bpl, buf->bpl,
625 buf->vb.height >> 1);
626 break;
627 case V4L2_FIELD_SEQ_TB:
628 cx88_risc_buffer(dev->pci, &buf->risc,
629 dma->sglist,
630 0, buf->bpl * (buf->vb.height >> 1),
631 buf->bpl, 0,
632 buf->vb.height >> 1);
633 break;
634 case V4L2_FIELD_SEQ_BT:
635 cx88_risc_buffer(dev->pci, &buf->risc,
636 dma->sglist,
637 buf->bpl * (buf->vb.height >> 1), 0,
638 buf->bpl, 0,
639 buf->vb.height >> 1);
640 break;
641 default:
642 BUG();
643 }
644 }
645 dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
646 buf, buf->vb.i,
647 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
648 (unsigned long)buf->risc.dma);
649
650 buf->vb.state = VIDEOBUF_PREPARED;
651 return 0;
652
653 fail:
654 cx88_free_buffer(q,buf);
655 return rc;
656 }
657
658 static void
659 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
660 {
661 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
662 struct cx88_buffer *prev;
663 struct cx8800_fh *fh = vq->priv_data;
664 struct cx8800_dev *dev = fh->dev;
665 struct cx88_core *core = dev->core;
666 struct cx88_dmaqueue *q = &dev->vidq;
667
668 /* add jump to stopper */
669 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
670 buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
671
672 if (!list_empty(&q->queued)) {
673 list_add_tail(&buf->vb.queue,&q->queued);
674 buf->vb.state = VIDEOBUF_QUEUED;
675 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
676 buf, buf->vb.i);
677
678 } else if (list_empty(&q->active)) {
679 list_add_tail(&buf->vb.queue,&q->active);
680 start_video_dma(dev, q, buf);
681 buf->vb.state = VIDEOBUF_ACTIVE;
682 buf->count = q->count++;
683 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
684 dprintk(2,"[%p/%d] buffer_queue - first active\n",
685 buf, buf->vb.i);
686
687 } else {
688 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
689 if (prev->vb.width == buf->vb.width &&
690 prev->vb.height == buf->vb.height &&
691 prev->fmt == buf->fmt) {
692 list_add_tail(&buf->vb.queue,&q->active);
693 buf->vb.state = VIDEOBUF_ACTIVE;
694 buf->count = q->count++;
695 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
696 dprintk(2,"[%p/%d] buffer_queue - append to active\n",
697 buf, buf->vb.i);
698
699 } else {
700 list_add_tail(&buf->vb.queue,&q->queued);
701 buf->vb.state = VIDEOBUF_QUEUED;
702 dprintk(2,"[%p/%d] buffer_queue - first queued\n",
703 buf, buf->vb.i);
704 }
705 }
706 }
707
708 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
709 {
710 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
711
712 cx88_free_buffer(q,buf);
713 }
714
715 static struct videobuf_queue_ops cx8800_video_qops = {
716 .buf_setup = buffer_setup,
717 .buf_prepare = buffer_prepare,
718 .buf_queue = buffer_queue,
719 .buf_release = buffer_release,
720 };
721
722 /* ------------------------------------------------------------------ */
723
724
725 /* ------------------------------------------------------------------ */
726
727 static struct videobuf_queue* get_queue(struct cx8800_fh *fh)
728 {
729 switch (fh->type) {
730 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
731 return &fh->vidq;
732 case V4L2_BUF_TYPE_VBI_CAPTURE:
733 return &fh->vbiq;
734 default:
735 BUG();
736 return NULL;
737 }
738 }
739
740 static int get_ressource(struct cx8800_fh *fh)
741 {
742 switch (fh->type) {
743 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
744 return RESOURCE_VIDEO;
745 case V4L2_BUF_TYPE_VBI_CAPTURE:
746 return RESOURCE_VBI;
747 default:
748 BUG();
749 return 0;
750 }
751 }
752
753 static int video_open(struct file *file)
754 {
755 int minor = video_devdata(file)->minor;
756 struct cx8800_dev *h,*dev = NULL;
757 struct cx88_core *core;
758 struct cx8800_fh *fh;
759 enum v4l2_buf_type type = 0;
760 int radio = 0;
761
762 lock_kernel();
763 list_for_each_entry(h, &cx8800_devlist, devlist) {
764 if (h->video_dev->minor == minor) {
765 dev = h;
766 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
767 }
768 if (h->vbi_dev->minor == minor) {
769 dev = h;
770 type = V4L2_BUF_TYPE_VBI_CAPTURE;
771 }
772 if (h->radio_dev &&
773 h->radio_dev->minor == minor) {
774 radio = 1;
775 dev = h;
776 }
777 }
778 if (NULL == dev) {
779 unlock_kernel();
780 return -ENODEV;
781 }
782
783 core = dev->core;
784
785 dprintk(1,"open minor=%d radio=%d type=%s\n",
786 minor,radio,v4l2_type_names[type]);
787
788 /* allocate + initialize per filehandle data */
789 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
790 if (NULL == fh) {
791 unlock_kernel();
792 return -ENOMEM;
793 }
794 file->private_data = fh;
795 fh->dev = dev;
796 fh->radio = radio;
797 fh->type = type;
798 fh->width = 320;
799 fh->height = 240;
800 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
801
802 videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops,
803 &dev->pci->dev, &dev->slock,
804 V4L2_BUF_TYPE_VIDEO_CAPTURE,
805 V4L2_FIELD_INTERLACED,
806 sizeof(struct cx88_buffer),
807 fh);
808 videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
809 &dev->pci->dev, &dev->slock,
810 V4L2_BUF_TYPE_VBI_CAPTURE,
811 V4L2_FIELD_SEQ_TB,
812 sizeof(struct cx88_buffer),
813 fh);
814
815 if (fh->radio) {
816 dprintk(1,"video_open: setting radio device\n");
817 cx_write(MO_GP3_IO, core->board.radio.gpio3);
818 cx_write(MO_GP0_IO, core->board.radio.gpio0);
819 cx_write(MO_GP1_IO, core->board.radio.gpio1);
820 cx_write(MO_GP2_IO, core->board.radio.gpio2);
821 if (core->board.radio.audioroute) {
822 if(core->board.audio_chip &&
823 core->board.audio_chip == V4L2_IDENT_WM8775) {
824 call_all(core, audio, s_routing,
825 core->board.radio.audioroute, 0, 0);
826 }
827 /* "I2S ADC mode" */
828 core->tvaudio = WW_I2SADC;
829 cx88_set_tvaudio(core);
830 } else {
831 /* FM Mode */
832 core->tvaudio = WW_FM;
833 cx88_set_tvaudio(core);
834 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
835 }
836 call_all(core, tuner, s_radio);
837 }
838 unlock_kernel();
839
840 atomic_inc(&core->users);
841
842 return 0;
843 }
844
845 static ssize_t
846 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
847 {
848 struct cx8800_fh *fh = file->private_data;
849
850 switch (fh->type) {
851 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
852 if (res_locked(fh->dev,RESOURCE_VIDEO))
853 return -EBUSY;
854 return videobuf_read_one(&fh->vidq, data, count, ppos,
855 file->f_flags & O_NONBLOCK);
856 case V4L2_BUF_TYPE_VBI_CAPTURE:
857 if (!res_get(fh->dev,fh,RESOURCE_VBI))
858 return -EBUSY;
859 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
860 file->f_flags & O_NONBLOCK);
861 default:
862 BUG();
863 return 0;
864 }
865 }
866
867 static unsigned int
868 video_poll(struct file *file, struct poll_table_struct *wait)
869 {
870 struct cx8800_fh *fh = file->private_data;
871 struct cx88_buffer *buf;
872 unsigned int rc = POLLERR;
873
874 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
875 if (!res_get(fh->dev,fh,RESOURCE_VBI))
876 return POLLERR;
877 return videobuf_poll_stream(file, &fh->vbiq, wait);
878 }
879
880 mutex_lock(&fh->vidq.vb_lock);
881 if (res_check(fh,RESOURCE_VIDEO)) {
882 /* streaming capture */
883 if (list_empty(&fh->vidq.stream))
884 goto done;
885 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
886 } else {
887 /* read() capture */
888 buf = (struct cx88_buffer*)fh->vidq.read_buf;
889 if (NULL == buf)
890 goto done;
891 }
892 poll_wait(file, &buf->vb.done, wait);
893 if (buf->vb.state == VIDEOBUF_DONE ||
894 buf->vb.state == VIDEOBUF_ERROR)
895 rc = POLLIN|POLLRDNORM;
896 else
897 rc = 0;
898 done:
899 mutex_unlock(&fh->vidq.vb_lock);
900 return rc;
901 }
902
903 static int video_release(struct file *file)
904 {
905 struct cx8800_fh *fh = file->private_data;
906 struct cx8800_dev *dev = fh->dev;
907
908 /* turn off overlay */
909 if (res_check(fh, RESOURCE_OVERLAY)) {
910 /* FIXME */
911 res_free(dev,fh,RESOURCE_OVERLAY);
912 }
913
914 /* stop video capture */
915 if (res_check(fh, RESOURCE_VIDEO)) {
916 videobuf_queue_cancel(&fh->vidq);
917 res_free(dev,fh,RESOURCE_VIDEO);
918 }
919 if (fh->vidq.read_buf) {
920 buffer_release(&fh->vidq,fh->vidq.read_buf);
921 kfree(fh->vidq.read_buf);
922 }
923
924 /* stop vbi capture */
925 if (res_check(fh, RESOURCE_VBI)) {
926 videobuf_stop(&fh->vbiq);
927 res_free(dev,fh,RESOURCE_VBI);
928 }
929
930 videobuf_mmap_free(&fh->vidq);
931 videobuf_mmap_free(&fh->vbiq);
932 file->private_data = NULL;
933 kfree(fh);
934
935 mutex_lock(&dev->core->lock);
936 if(atomic_dec_and_test(&dev->core->users))
937 call_all(dev->core, tuner, s_standby);
938 mutex_unlock(&dev->core->lock);
939
940 return 0;
941 }
942
943 static int
944 video_mmap(struct file *file, struct vm_area_struct * vma)
945 {
946 struct cx8800_fh *fh = file->private_data;
947
948 return videobuf_mmap_mapper(get_queue(fh), vma);
949 }
950
951 /* ------------------------------------------------------------------ */
952 /* VIDEO CTRL IOCTLS */
953
954 int cx88_get_control (struct cx88_core *core, struct v4l2_control *ctl)
955 {
956 struct cx88_ctrl *c = NULL;
957 u32 value;
958 int i;
959
960 for (i = 0; i < CX8800_CTLS; i++)
961 if (cx8800_ctls[i].v.id == ctl->id)
962 c = &cx8800_ctls[i];
963 if (unlikely(NULL == c))
964 return -EINVAL;
965
966 value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg);
967 switch (ctl->id) {
968 case V4L2_CID_AUDIO_BALANCE:
969 ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40)
970 : (0x7f - (value & 0x7f));
971 break;
972 case V4L2_CID_AUDIO_VOLUME:
973 ctl->value = 0x3f - (value & 0x3f);
974 break;
975 default:
976 ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
977 break;
978 }
979 dprintk(1,"get_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
980 ctl->id, c->v.name, ctl->value, c->reg,
981 value,c->mask, c->sreg ? " [shadowed]" : "");
982 return 0;
983 }
984 EXPORT_SYMBOL(cx88_get_control);
985
986 int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl)
987 {
988 struct cx88_ctrl *c = NULL;
989 u32 value,mask;
990 int i;
991
992 for (i = 0; i < CX8800_CTLS; i++) {
993 if (cx8800_ctls[i].v.id == ctl->id) {
994 c = &cx8800_ctls[i];
995 }
996 }
997 if (unlikely(NULL == c))
998 return -EINVAL;
999
1000 if (ctl->value < c->v.minimum)
1001 ctl->value = c->v.minimum;
1002 if (ctl->value > c->v.maximum)
1003 ctl->value = c->v.maximum;
1004 mask=c->mask;
1005 switch (ctl->id) {
1006 case V4L2_CID_AUDIO_BALANCE:
1007 value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40);
1008 break;
1009 case V4L2_CID_AUDIO_VOLUME:
1010 value = 0x3f - (ctl->value & 0x3f);
1011 break;
1012 case V4L2_CID_SATURATION:
1013 /* special v_sat handling */
1014
1015 value = ((ctl->value - c->off) << c->shift) & c->mask;
1016
1017 if (core->tvnorm & V4L2_STD_SECAM) {
1018 /* For SECAM, both U and V sat should be equal */
1019 value=value<<8|value;
1020 } else {
1021 /* Keeps U Saturation proportional to V Sat */
1022 value=(value*0x5a)/0x7f<<8|value;
1023 }
1024 mask=0xffff;
1025 break;
1026 case V4L2_CID_CHROMA_AGC:
1027 /* Do not allow chroma AGC to be enabled for SECAM */
1028 value = ((ctl->value - c->off) << c->shift) & c->mask;
1029 if (core->tvnorm & V4L2_STD_SECAM && value)
1030 return -EINVAL;
1031 break;
1032 default:
1033 value = ((ctl->value - c->off) << c->shift) & c->mask;
1034 break;
1035 }
1036 dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
1037 ctl->id, c->v.name, ctl->value, c->reg, value,
1038 mask, c->sreg ? " [shadowed]" : "");
1039 if (c->sreg) {
1040 cx_sandor(c->sreg, c->reg, mask, value);
1041 } else {
1042 cx_andor(c->reg, mask, value);
1043 }
1044 return 0;
1045 }
1046 EXPORT_SYMBOL(cx88_set_control);
1047
1048 static void init_controls(struct cx88_core *core)
1049 {
1050 struct v4l2_control ctrl;
1051 int i;
1052
1053 for (i = 0; i < CX8800_CTLS; i++) {
1054 ctrl.id=cx8800_ctls[i].v.id;
1055 ctrl.value=cx8800_ctls[i].v.default_value;
1056
1057 cx88_set_control(core, &ctrl);
1058 }
1059 }
1060
1061 /* ------------------------------------------------------------------ */
1062 /* VIDEO IOCTLS */
1063
1064 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1065 struct v4l2_format *f)
1066 {
1067 struct cx8800_fh *fh = priv;
1068
1069 f->fmt.pix.width = fh->width;
1070 f->fmt.pix.height = fh->height;
1071 f->fmt.pix.field = fh->vidq.field;
1072 f->fmt.pix.pixelformat = fh->fmt->fourcc;
1073 f->fmt.pix.bytesperline =
1074 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1075 f->fmt.pix.sizeimage =
1076 f->fmt.pix.height * f->fmt.pix.bytesperline;
1077 return 0;
1078 }
1079
1080 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1081 struct v4l2_format *f)
1082 {
1083 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1084 struct cx8800_fmt *fmt;
1085 enum v4l2_field field;
1086 unsigned int maxw, maxh;
1087
1088 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1089 if (NULL == fmt)
1090 return -EINVAL;
1091
1092 field = f->fmt.pix.field;
1093 maxw = norm_maxw(core->tvnorm);
1094 maxh = norm_maxh(core->tvnorm);
1095
1096 if (V4L2_FIELD_ANY == field) {
1097 field = (f->fmt.pix.height > maxh/2)
1098 ? V4L2_FIELD_INTERLACED
1099 : V4L2_FIELD_BOTTOM;
1100 }
1101
1102 switch (field) {
1103 case V4L2_FIELD_TOP:
1104 case V4L2_FIELD_BOTTOM:
1105 maxh = maxh / 2;
1106 break;
1107 case V4L2_FIELD_INTERLACED:
1108 break;
1109 default:
1110 return -EINVAL;
1111 }
1112
1113 f->fmt.pix.field = field;
1114 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
1115 &f->fmt.pix.height, 32, maxh, 0, 0);
1116 f->fmt.pix.bytesperline =
1117 (f->fmt.pix.width * fmt->depth) >> 3;
1118 f->fmt.pix.sizeimage =
1119 f->fmt.pix.height * f->fmt.pix.bytesperline;
1120
1121 return 0;
1122 }
1123
1124 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1125 struct v4l2_format *f)
1126 {
1127 struct cx8800_fh *fh = priv;
1128 int err = vidioc_try_fmt_vid_cap (file,priv,f);
1129
1130 if (0 != err)
1131 return err;
1132 fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1133 fh->width = f->fmt.pix.width;
1134 fh->height = f->fmt.pix.height;
1135 fh->vidq.field = f->fmt.pix.field;
1136 return 0;
1137 }
1138
1139 static int vidioc_querycap (struct file *file, void *priv,
1140 struct v4l2_capability *cap)
1141 {
1142 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1143 struct cx88_core *core = dev->core;
1144
1145 strcpy(cap->driver, "cx8800");
1146 strlcpy(cap->card, core->board.name, sizeof(cap->card));
1147 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1148 cap->version = CX88_VERSION_CODE;
1149 cap->capabilities =
1150 V4L2_CAP_VIDEO_CAPTURE |
1151 V4L2_CAP_READWRITE |
1152 V4L2_CAP_STREAMING |
1153 V4L2_CAP_VBI_CAPTURE;
1154 if (UNSET != core->board.tuner_type)
1155 cap->capabilities |= V4L2_CAP_TUNER;
1156 return 0;
1157 }
1158
1159 static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
1160 struct v4l2_fmtdesc *f)
1161 {
1162 if (unlikely(f->index >= ARRAY_SIZE(formats)))
1163 return -EINVAL;
1164
1165 strlcpy(f->description,formats[f->index].name,sizeof(f->description));
1166 f->pixelformat = formats[f->index].fourcc;
1167
1168 return 0;
1169 }
1170
1171 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1172 static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf)
1173 {
1174 struct cx8800_fh *fh = priv;
1175
1176 return videobuf_cgmbuf (get_queue(fh), mbuf, 8);
1177 }
1178 #endif
1179
1180 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
1181 {
1182 struct cx8800_fh *fh = priv;
1183 return (videobuf_reqbufs(get_queue(fh), p));
1184 }
1185
1186 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
1187 {
1188 struct cx8800_fh *fh = priv;
1189 return (videobuf_querybuf(get_queue(fh), p));
1190 }
1191
1192 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1193 {
1194 struct cx8800_fh *fh = priv;
1195 return (videobuf_qbuf(get_queue(fh), p));
1196 }
1197
1198 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1199 {
1200 struct cx8800_fh *fh = priv;
1201 return (videobuf_dqbuf(get_queue(fh), p,
1202 file->f_flags & O_NONBLOCK));
1203 }
1204
1205 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
1206 {
1207 struct cx8800_fh *fh = priv;
1208 struct cx8800_dev *dev = fh->dev;
1209
1210 /* We should remember that this driver also supports teletext, */
1211 /* so we have to test if the v4l2_buf_type is VBI capture data. */
1212 if (unlikely((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1213 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)))
1214 return -EINVAL;
1215
1216 if (unlikely(i != fh->type))
1217 return -EINVAL;
1218
1219 if (unlikely(!res_get(dev,fh,get_ressource(fh))))
1220 return -EBUSY;
1221 return videobuf_streamon(get_queue(fh));
1222 }
1223
1224 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1225 {
1226 struct cx8800_fh *fh = priv;
1227 struct cx8800_dev *dev = fh->dev;
1228 int err, res;
1229
1230 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1231 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
1232 return -EINVAL;
1233
1234 if (i != fh->type)
1235 return -EINVAL;
1236
1237 res = get_ressource(fh);
1238 err = videobuf_streamoff(get_queue(fh));
1239 if (err < 0)
1240 return err;
1241 res_free(dev,fh,res);
1242 return 0;
1243 }
1244
1245 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms)
1246 {
1247 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1248
1249 mutex_lock(&core->lock);
1250 cx88_set_tvnorm(core,*tvnorms);
1251 mutex_unlock(&core->lock);
1252
1253 return 0;
1254 }
1255
1256 /* only one input in this sample driver */
1257 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i)
1258 {
1259 static const char *iname[] = {
1260 [ CX88_VMUX_COMPOSITE1 ] = "Composite1",
1261 [ CX88_VMUX_COMPOSITE2 ] = "Composite2",
1262 [ CX88_VMUX_COMPOSITE3 ] = "Composite3",
1263 [ CX88_VMUX_COMPOSITE4 ] = "Composite4",
1264 [ CX88_VMUX_SVIDEO ] = "S-Video",
1265 [ CX88_VMUX_TELEVISION ] = "Television",
1266 [ CX88_VMUX_CABLE ] = "Cable TV",
1267 [ CX88_VMUX_DVB ] = "DVB",
1268 [ CX88_VMUX_DEBUG ] = "for debug only",
1269 };
1270 unsigned int n = i->index;
1271
1272 if (n >= 4)
1273 return -EINVAL;
1274 if (0 == INPUT(n).type)
1275 return -EINVAL;
1276 i->type = V4L2_INPUT_TYPE_CAMERA;
1277 strcpy(i->name,iname[INPUT(n).type]);
1278 if ((CX88_VMUX_TELEVISION == INPUT(n).type) ||
1279 (CX88_VMUX_CABLE == INPUT(n).type))
1280 i->type = V4L2_INPUT_TYPE_TUNER;
1281 i->std = CX88_NORMS;
1282 return 0;
1283 }
1284 EXPORT_SYMBOL(cx88_enum_input);
1285
1286 static int vidioc_enum_input (struct file *file, void *priv,
1287 struct v4l2_input *i)
1288 {
1289 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1290 return cx88_enum_input (core,i);
1291 }
1292
1293 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1294 {
1295 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1296
1297 *i = core->input;
1298 return 0;
1299 }
1300
1301 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1302 {
1303 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1304
1305 if (i >= 4)
1306 return -EINVAL;
1307
1308 mutex_lock(&core->lock);
1309 cx88_newstation(core);
1310 cx88_video_mux(core,i);
1311 mutex_unlock(&core->lock);
1312 return 0;
1313 }
1314
1315
1316
1317 static int vidioc_queryctrl (struct file *file, void *priv,
1318 struct v4l2_queryctrl *qctrl)
1319 {
1320 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1321
1322 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1323 if (unlikely(qctrl->id == 0))
1324 return -EINVAL;
1325 return cx8800_ctrl_query(core, qctrl);
1326 }
1327
1328 static int vidioc_g_ctrl (struct file *file, void *priv,
1329 struct v4l2_control *ctl)
1330 {
1331 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1332 return
1333 cx88_get_control(core,ctl);
1334 }
1335
1336 static int vidioc_s_ctrl (struct file *file, void *priv,
1337 struct v4l2_control *ctl)
1338 {
1339 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1340 return
1341 cx88_set_control(core,ctl);
1342 }
1343
1344 static int vidioc_g_tuner (struct file *file, void *priv,
1345 struct v4l2_tuner *t)
1346 {
1347 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1348 u32 reg;
1349
1350 if (unlikely(UNSET == core->board.tuner_type))
1351 return -EINVAL;
1352 if (0 != t->index)
1353 return -EINVAL;
1354
1355 strcpy(t->name, "Television");
1356 t->type = V4L2_TUNER_ANALOG_TV;
1357 t->capability = V4L2_TUNER_CAP_NORM;
1358 t->rangehigh = 0xffffffffUL;
1359
1360 cx88_get_stereo(core ,t);
1361 reg = cx_read(MO_DEVICE_STATUS);
1362 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1363 return 0;
1364 }
1365
1366 static int vidioc_s_tuner (struct file *file, void *priv,
1367 struct v4l2_tuner *t)
1368 {
1369 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1370
1371 if (UNSET == core->board.tuner_type)
1372 return -EINVAL;
1373 if (0 != t->index)
1374 return -EINVAL;
1375
1376 cx88_set_stereo(core, t->audmode, 1);
1377 return 0;
1378 }
1379
1380 static int vidioc_g_frequency (struct file *file, void *priv,
1381 struct v4l2_frequency *f)
1382 {
1383 struct cx8800_fh *fh = priv;
1384 struct cx88_core *core = fh->dev->core;
1385
1386 if (unlikely(UNSET == core->board.tuner_type))
1387 return -EINVAL;
1388
1389 /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1390 f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1391 f->frequency = core->freq;
1392
1393 call_all(core, tuner, g_frequency, f);
1394
1395 return 0;
1396 }
1397
1398 int cx88_set_freq (struct cx88_core *core,
1399 struct v4l2_frequency *f)
1400 {
1401 if (unlikely(UNSET == core->board.tuner_type))
1402 return -EINVAL;
1403 if (unlikely(f->tuner != 0))
1404 return -EINVAL;
1405
1406 mutex_lock(&core->lock);
1407 core->freq = f->frequency;
1408 cx88_newstation(core);
1409 call_all(core, tuner, s_frequency, f);
1410
1411 /* When changing channels it is required to reset TVAUDIO */
1412 msleep (10);
1413 cx88_set_tvaudio(core);
1414
1415 mutex_unlock(&core->lock);
1416
1417 return 0;
1418 }
1419 EXPORT_SYMBOL(cx88_set_freq);
1420
1421 static int vidioc_s_frequency (struct file *file, void *priv,
1422 struct v4l2_frequency *f)
1423 {
1424 struct cx8800_fh *fh = priv;
1425 struct cx88_core *core = fh->dev->core;
1426
1427 if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV))
1428 return -EINVAL;
1429 if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO))
1430 return -EINVAL;
1431
1432 return
1433 cx88_set_freq (core,f);
1434 }
1435
1436 #ifdef CONFIG_VIDEO_ADV_DEBUG
1437 static int vidioc_g_register (struct file *file, void *fh,
1438 struct v4l2_dbg_register *reg)
1439 {
1440 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1441
1442 if (!v4l2_chip_match_host(&reg->match))
1443 return -EINVAL;
1444 /* cx2388x has a 24-bit register space */
1445 reg->val = cx_read(reg->reg & 0xffffff);
1446 reg->size = 4;
1447 return 0;
1448 }
1449
1450 static int vidioc_s_register (struct file *file, void *fh,
1451 struct v4l2_dbg_register *reg)
1452 {
1453 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1454
1455 if (!v4l2_chip_match_host(&reg->match))
1456 return -EINVAL;
1457 cx_write(reg->reg & 0xffffff, reg->val);
1458 return 0;
1459 }
1460 #endif
1461
1462 /* ----------------------------------------------------------- */
1463 /* RADIO ESPECIFIC IOCTLS */
1464 /* ----------------------------------------------------------- */
1465
1466 static int radio_querycap (struct file *file, void *priv,
1467 struct v4l2_capability *cap)
1468 {
1469 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1470 struct cx88_core *core = dev->core;
1471
1472 strcpy(cap->driver, "cx8800");
1473 strlcpy(cap->card, core->board.name, sizeof(cap->card));
1474 sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci));
1475 cap->version = CX88_VERSION_CODE;
1476 cap->capabilities = V4L2_CAP_TUNER;
1477 return 0;
1478 }
1479
1480 static int radio_g_tuner (struct file *file, void *priv,
1481 struct v4l2_tuner *t)
1482 {
1483 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1484
1485 if (unlikely(t->index > 0))
1486 return -EINVAL;
1487
1488 strcpy(t->name, "Radio");
1489 t->type = V4L2_TUNER_RADIO;
1490
1491 call_all(core, tuner, g_tuner, t);
1492 return 0;
1493 }
1494
1495 static int radio_enum_input (struct file *file, void *priv,
1496 struct v4l2_input *i)
1497 {
1498 if (i->index != 0)
1499 return -EINVAL;
1500 strcpy(i->name,"Radio");
1501 i->type = V4L2_INPUT_TYPE_TUNER;
1502
1503 return 0;
1504 }
1505
1506 static int radio_g_audio (struct file *file, void *priv, struct v4l2_audio *a)
1507 {
1508 if (unlikely(a->index))
1509 return -EINVAL;
1510
1511 strcpy(a->name,"Radio");
1512 return 0;
1513 }
1514
1515 /* FIXME: Should add a standard for radio */
1516
1517 static int radio_s_tuner (struct file *file, void *priv,
1518 struct v4l2_tuner *t)
1519 {
1520 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1521
1522 if (0 != t->index)
1523 return -EINVAL;
1524
1525 call_all(core, tuner, s_tuner, t);
1526
1527 return 0;
1528 }
1529
1530 static int radio_s_audio (struct file *file, void *fh,
1531 struct v4l2_audio *a)
1532 {
1533 return 0;
1534 }
1535
1536 static int radio_s_input (struct file *file, void *fh, unsigned int i)
1537 {
1538 return 0;
1539 }
1540
1541 static int radio_queryctrl (struct file *file, void *priv,
1542 struct v4l2_queryctrl *c)
1543 {
1544 int i;
1545
1546 if (c->id < V4L2_CID_BASE ||
1547 c->id >= V4L2_CID_LASTP1)
1548 return -EINVAL;
1549 if (c->id == V4L2_CID_AUDIO_MUTE) {
1550 for (i = 0; i < CX8800_CTLS; i++)
1551 if (cx8800_ctls[i].v.id == c->id)
1552 break;
1553 *c = cx8800_ctls[i].v;
1554 } else
1555 *c = no_ctl;
1556 return 0;
1557 }
1558
1559 /* ----------------------------------------------------------- */
1560
1561 static void cx8800_vid_timeout(unsigned long data)
1562 {
1563 struct cx8800_dev *dev = (struct cx8800_dev*)data;
1564 struct cx88_core *core = dev->core;
1565 struct cx88_dmaqueue *q = &dev->vidq;
1566 struct cx88_buffer *buf;
1567 unsigned long flags;
1568
1569 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1570
1571 cx_clear(MO_VID_DMACNTRL, 0x11);
1572 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1573
1574 spin_lock_irqsave(&dev->slock,flags);
1575 while (!list_empty(&q->active)) {
1576 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1577 list_del(&buf->vb.queue);
1578 buf->vb.state = VIDEOBUF_ERROR;
1579 wake_up(&buf->vb.done);
1580 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1581 buf, buf->vb.i, (unsigned long)buf->risc.dma);
1582 }
1583 restart_video_queue(dev,q);
1584 spin_unlock_irqrestore(&dev->slock,flags);
1585 }
1586
1587 static char *cx88_vid_irqs[32] = {
1588 "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1589 "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1590 "y_oflow", "u_oflow", "v_oflow", "vbi_oflow",
1591 "y_sync", "u_sync", "v_sync", "vbi_sync",
1592 "opc_err", "par_err", "rip_err", "pci_abort",
1593 };
1594
1595 static void cx8800_vid_irq(struct cx8800_dev *dev)
1596 {
1597 struct cx88_core *core = dev->core;
1598 u32 status, mask, count;
1599
1600 status = cx_read(MO_VID_INTSTAT);
1601 mask = cx_read(MO_VID_INTMSK);
1602 if (0 == (status & mask))
1603 return;
1604 cx_write(MO_VID_INTSTAT, status);
1605 if (irq_debug || (status & mask & ~0xff))
1606 cx88_print_irqbits(core->name, "irq vid",
1607 cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1608 status, mask);
1609
1610 /* risc op code error */
1611 if (status & (1 << 16)) {
1612 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1613 cx_clear(MO_VID_DMACNTRL, 0x11);
1614 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1615 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1616 }
1617
1618 /* risc1 y */
1619 if (status & 0x01) {
1620 spin_lock(&dev->slock);
1621 count = cx_read(MO_VIDY_GPCNT);
1622 cx88_wakeup(core, &dev->vidq, count);
1623 spin_unlock(&dev->slock);
1624 }
1625
1626 /* risc1 vbi */
1627 if (status & 0x08) {
1628 spin_lock(&dev->slock);
1629 count = cx_read(MO_VBI_GPCNT);
1630 cx88_wakeup(core, &dev->vbiq, count);
1631 spin_unlock(&dev->slock);
1632 }
1633
1634 /* risc2 y */
1635 if (status & 0x10) {
1636 dprintk(2,"stopper video\n");
1637 spin_lock(&dev->slock);
1638 restart_video_queue(dev,&dev->vidq);
1639 spin_unlock(&dev->slock);
1640 }
1641
1642 /* risc2 vbi */
1643 if (status & 0x80) {
1644 dprintk(2,"stopper vbi\n");
1645 spin_lock(&dev->slock);
1646 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1647 spin_unlock(&dev->slock);
1648 }
1649 }
1650
1651 static irqreturn_t cx8800_irq(int irq, void *dev_id)
1652 {
1653 struct cx8800_dev *dev = dev_id;
1654 struct cx88_core *core = dev->core;
1655 u32 status;
1656 int loop, handled = 0;
1657
1658 for (loop = 0; loop < 10; loop++) {
1659 status = cx_read(MO_PCI_INTSTAT) &
1660 (core->pci_irqmask | PCI_INT_VIDINT);
1661 if (0 == status)
1662 goto out;
1663 cx_write(MO_PCI_INTSTAT, status);
1664 handled = 1;
1665
1666 if (status & core->pci_irqmask)
1667 cx88_core_irq(core,status);
1668 if (status & PCI_INT_VIDINT)
1669 cx8800_vid_irq(dev);
1670 };
1671 if (10 == loop) {
1672 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1673 core->name);
1674 cx_write(MO_PCI_INTMSK,0);
1675 }
1676
1677 out:
1678 return IRQ_RETVAL(handled);
1679 }
1680
1681 /* ----------------------------------------------------------- */
1682 /* exported stuff */
1683
1684 static const struct v4l2_file_operations video_fops =
1685 {
1686 .owner = THIS_MODULE,
1687 .open = video_open,
1688 .release = video_release,
1689 .read = video_read,
1690 .poll = video_poll,
1691 .mmap = video_mmap,
1692 .ioctl = video_ioctl2,
1693 };
1694
1695 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1696 .vidioc_querycap = vidioc_querycap,
1697 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1698 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1699 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1700 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1701 .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt,
1702 .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt,
1703 .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt,
1704 .vidioc_reqbufs = vidioc_reqbufs,
1705 .vidioc_querybuf = vidioc_querybuf,
1706 .vidioc_qbuf = vidioc_qbuf,
1707 .vidioc_dqbuf = vidioc_dqbuf,
1708 .vidioc_s_std = vidioc_s_std,
1709 .vidioc_enum_input = vidioc_enum_input,
1710 .vidioc_g_input = vidioc_g_input,
1711 .vidioc_s_input = vidioc_s_input,
1712 .vidioc_queryctrl = vidioc_queryctrl,
1713 .vidioc_g_ctrl = vidioc_g_ctrl,
1714 .vidioc_s_ctrl = vidioc_s_ctrl,
1715 .vidioc_streamon = vidioc_streamon,
1716 .vidioc_streamoff = vidioc_streamoff,
1717 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1718 .vidiocgmbuf = vidiocgmbuf,
1719 #endif
1720 .vidioc_g_tuner = vidioc_g_tuner,
1721 .vidioc_s_tuner = vidioc_s_tuner,
1722 .vidioc_g_frequency = vidioc_g_frequency,
1723 .vidioc_s_frequency = vidioc_s_frequency,
1724 #ifdef CONFIG_VIDEO_ADV_DEBUG
1725 .vidioc_g_register = vidioc_g_register,
1726 .vidioc_s_register = vidioc_s_register,
1727 #endif
1728 };
1729
1730 static struct video_device cx8800_vbi_template;
1731
1732 static struct video_device cx8800_video_template = {
1733 .name = "cx8800-video",
1734 .fops = &video_fops,
1735 .minor = -1,
1736 .ioctl_ops = &video_ioctl_ops,
1737 .tvnorms = CX88_NORMS,
1738 .current_norm = V4L2_STD_NTSC_M,
1739 };
1740
1741 static const struct v4l2_file_operations radio_fops =
1742 {
1743 .owner = THIS_MODULE,
1744 .open = video_open,
1745 .release = video_release,
1746 .ioctl = video_ioctl2,
1747 };
1748
1749 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
1750 .vidioc_querycap = radio_querycap,
1751 .vidioc_g_tuner = radio_g_tuner,
1752 .vidioc_enum_input = radio_enum_input,
1753 .vidioc_g_audio = radio_g_audio,
1754 .vidioc_s_tuner = radio_s_tuner,
1755 .vidioc_s_audio = radio_s_audio,
1756 .vidioc_s_input = radio_s_input,
1757 .vidioc_queryctrl = radio_queryctrl,
1758 .vidioc_g_ctrl = vidioc_g_ctrl,
1759 .vidioc_s_ctrl = vidioc_s_ctrl,
1760 .vidioc_g_frequency = vidioc_g_frequency,
1761 .vidioc_s_frequency = vidioc_s_frequency,
1762 #ifdef CONFIG_VIDEO_ADV_DEBUG
1763 .vidioc_g_register = vidioc_g_register,
1764 .vidioc_s_register = vidioc_s_register,
1765 #endif
1766 };
1767
1768 static struct video_device cx8800_radio_template = {
1769 .name = "cx8800-radio",
1770 .fops = &radio_fops,
1771 .minor = -1,
1772 .ioctl_ops = &radio_ioctl_ops,
1773 };
1774
1775 /* ----------------------------------------------------------- */
1776
1777 static void cx8800_unregister_video(struct cx8800_dev *dev)
1778 {
1779 if (dev->radio_dev) {
1780 if (-1 != dev->radio_dev->minor)
1781 video_unregister_device(dev->radio_dev);
1782 else
1783 video_device_release(dev->radio_dev);
1784 dev->radio_dev = NULL;
1785 }
1786 if (dev->vbi_dev) {
1787 if (-1 != dev->vbi_dev->minor)
1788 video_unregister_device(dev->vbi_dev);
1789 else
1790 video_device_release(dev->vbi_dev);
1791 dev->vbi_dev = NULL;
1792 }
1793 if (dev->video_dev) {
1794 if (-1 != dev->video_dev->minor)
1795 video_unregister_device(dev->video_dev);
1796 else
1797 video_device_release(dev->video_dev);
1798 dev->video_dev = NULL;
1799 }
1800 }
1801
1802 static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
1803 const struct pci_device_id *pci_id)
1804 {
1805 struct cx8800_dev *dev;
1806 struct cx88_core *core;
1807
1808 int err;
1809
1810 dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1811 if (NULL == dev)
1812 return -ENOMEM;
1813
1814 /* pci init */
1815 dev->pci = pci_dev;
1816 if (pci_enable_device(pci_dev)) {
1817 err = -EIO;
1818 goto fail_free;
1819 }
1820 core = cx88_core_get(dev->pci);
1821 if (NULL == core) {
1822 err = -EINVAL;
1823 goto fail_free;
1824 }
1825 dev->core = core;
1826
1827 /* print pci info */
1828 pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
1829 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
1830 printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
1831 "latency: %d, mmio: 0x%llx\n", core->name,
1832 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1833 dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
1834
1835 pci_set_master(pci_dev);
1836 if (!pci_dma_supported(pci_dev,DMA_BIT_MASK(32))) {
1837 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1838 err = -EIO;
1839 goto fail_core;
1840 }
1841
1842 /* Initialize VBI template */
1843 memcpy( &cx8800_vbi_template, &cx8800_video_template,
1844 sizeof(cx8800_vbi_template) );
1845 strcpy(cx8800_vbi_template.name,"cx8800-vbi");
1846
1847 /* initialize driver struct */
1848 spin_lock_init(&dev->slock);
1849 core->tvnorm = cx8800_video_template.current_norm;
1850
1851 /* init video dma queues */
1852 INIT_LIST_HEAD(&dev->vidq.active);
1853 INIT_LIST_HEAD(&dev->vidq.queued);
1854 dev->vidq.timeout.function = cx8800_vid_timeout;
1855 dev->vidq.timeout.data = (unsigned long)dev;
1856 init_timer(&dev->vidq.timeout);
1857 cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1858 MO_VID_DMACNTRL,0x11,0x00);
1859
1860 /* init vbi dma queues */
1861 INIT_LIST_HEAD(&dev->vbiq.active);
1862 INIT_LIST_HEAD(&dev->vbiq.queued);
1863 dev->vbiq.timeout.function = cx8800_vbi_timeout;
1864 dev->vbiq.timeout.data = (unsigned long)dev;
1865 init_timer(&dev->vbiq.timeout);
1866 cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1867 MO_VID_DMACNTRL,0x88,0x00);
1868
1869 /* get irq */
1870 err = request_irq(pci_dev->irq, cx8800_irq,
1871 IRQF_SHARED | IRQF_DISABLED, core->name, dev);
1872 if (err < 0) {
1873 printk(KERN_ERR "%s/0: can't get IRQ %d\n",
1874 core->name,pci_dev->irq);
1875 goto fail_core;
1876 }
1877 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1878
1879 /* load and configure helper modules */
1880
1881 if (core->board.audio_chip == V4L2_IDENT_WM8775)
1882 v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
1883 "wm8775", "wm8775", 0x36 >> 1);
1884
1885 if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) {
1886 /* This probes for a tda9874 as is used on some
1887 Pixelview Ultra boards. */
1888 v4l2_i2c_new_probed_subdev_addr(&core->v4l2_dev,
1889 &core->i2c_adap,
1890 "tvaudio", "tvaudio", 0xb0 >> 1);
1891 }
1892
1893 switch (core->boardnr) {
1894 case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1895 case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: {
1896 static struct i2c_board_info rtc_info = {
1897 I2C_BOARD_INFO("isl1208", 0x6f)
1898 };
1899
1900 request_module("rtc-isl1208");
1901 core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info);
1902 }
1903 /* break intentionally omitted */
1904 case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1905 request_module("ir-kbd-i2c");
1906 }
1907
1908 /* register v4l devices */
1909 dev->video_dev = cx88_vdev_init(core,dev->pci,
1910 &cx8800_video_template,"video");
1911 err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1912 video_nr[core->nr]);
1913 if (err < 0) {
1914 printk(KERN_ERR "%s/0: can't register video device\n",
1915 core->name);
1916 goto fail_unreg;
1917 }
1918 printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n",
1919 core->name, dev->video_dev->num);
1920
1921 dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1922 err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1923 vbi_nr[core->nr]);
1924 if (err < 0) {
1925 printk(KERN_ERR "%s/0: can't register vbi device\n",
1926 core->name);
1927 goto fail_unreg;
1928 }
1929 printk(KERN_INFO "%s/0: registered device vbi%d\n",
1930 core->name, dev->vbi_dev->num);
1931
1932 if (core->board.radio.type == CX88_RADIO) {
1933 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1934 &cx8800_radio_template,"radio");
1935 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1936 radio_nr[core->nr]);
1937 if (err < 0) {
1938 printk(KERN_ERR "%s/0: can't register radio device\n",
1939 core->name);
1940 goto fail_unreg;
1941 }
1942 printk(KERN_INFO "%s/0: registered device radio%d\n",
1943 core->name, dev->radio_dev->num);
1944 }
1945
1946 /* everything worked */
1947 list_add_tail(&dev->devlist,&cx8800_devlist);
1948 pci_set_drvdata(pci_dev,dev);
1949
1950 /* initial device configuration */
1951 mutex_lock(&core->lock);
1952 cx88_set_tvnorm(core,core->tvnorm);
1953 init_controls(core);
1954 cx88_video_mux(core,0);
1955 mutex_unlock(&core->lock);
1956
1957 /* start tvaudio thread */
1958 if (core->board.tuner_type != TUNER_ABSENT) {
1959 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
1960 if (IS_ERR(core->kthread)) {
1961 err = PTR_ERR(core->kthread);
1962 printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n",
1963 core->name, err);
1964 }
1965 }
1966 return 0;
1967
1968 fail_unreg:
1969 cx8800_unregister_video(dev);
1970 free_irq(pci_dev->irq, dev);
1971 fail_core:
1972 cx88_core_put(core,dev->pci);
1973 fail_free:
1974 kfree(dev);
1975 return err;
1976 }
1977
1978 static void __devexit cx8800_finidev(struct pci_dev *pci_dev)
1979 {
1980 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1981 struct cx88_core *core = dev->core;
1982
1983 /* stop thread */
1984 if (core->kthread) {
1985 kthread_stop(core->kthread);
1986 core->kthread = NULL;
1987 }
1988
1989 if (core->ir)
1990 cx88_ir_stop(core, core->ir);
1991
1992 cx88_shutdown(core); /* FIXME */
1993 pci_disable_device(pci_dev);
1994
1995 /* unregister stuff */
1996
1997 free_irq(pci_dev->irq, dev);
1998 cx8800_unregister_video(dev);
1999 pci_set_drvdata(pci_dev, NULL);
2000
2001 /* free memory */
2002 btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
2003 list_del(&dev->devlist);
2004 cx88_core_put(core,dev->pci);
2005 kfree(dev);
2006 }
2007
2008 #ifdef CONFIG_PM
2009 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
2010 {
2011 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2012 struct cx88_core *core = dev->core;
2013
2014 /* stop video+vbi capture */
2015 spin_lock(&dev->slock);
2016 if (!list_empty(&dev->vidq.active)) {
2017 printk("%s/0: suspend video\n", core->name);
2018 stop_video_dma(dev);
2019 del_timer(&dev->vidq.timeout);
2020 }
2021 if (!list_empty(&dev->vbiq.active)) {
2022 printk("%s/0: suspend vbi\n", core->name);
2023 cx8800_stop_vbi_dma(dev);
2024 del_timer(&dev->vbiq.timeout);
2025 }
2026 spin_unlock(&dev->slock);
2027
2028 if (core->ir)
2029 cx88_ir_stop(core, core->ir);
2030 /* FIXME -- shutdown device */
2031 cx88_shutdown(core);
2032
2033 pci_save_state(pci_dev);
2034 if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
2035 pci_disable_device(pci_dev);
2036 dev->state.disabled = 1;
2037 }
2038 return 0;
2039 }
2040
2041 static int cx8800_resume(struct pci_dev *pci_dev)
2042 {
2043 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2044 struct cx88_core *core = dev->core;
2045 int err;
2046
2047 if (dev->state.disabled) {
2048 err=pci_enable_device(pci_dev);
2049 if (err) {
2050 printk(KERN_ERR "%s/0: can't enable device\n",
2051 core->name);
2052 return err;
2053 }
2054
2055 dev->state.disabled = 0;
2056 }
2057 err= pci_set_power_state(pci_dev, PCI_D0);
2058 if (err) {
2059 printk(KERN_ERR "%s/0: can't set power state\n", core->name);
2060 pci_disable_device(pci_dev);
2061 dev->state.disabled = 1;
2062
2063 return err;
2064 }
2065 pci_restore_state(pci_dev);
2066
2067 /* FIXME: re-initialize hardware */
2068 cx88_reset(core);
2069 if (core->ir)
2070 cx88_ir_start(core, core->ir);
2071
2072 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
2073
2074 /* restart video+vbi capture */
2075 spin_lock(&dev->slock);
2076 if (!list_empty(&dev->vidq.active)) {
2077 printk("%s/0: resume video\n", core->name);
2078 restart_video_queue(dev,&dev->vidq);
2079 }
2080 if (!list_empty(&dev->vbiq.active)) {
2081 printk("%s/0: resume vbi\n", core->name);
2082 cx8800_restart_vbi_queue(dev,&dev->vbiq);
2083 }
2084 spin_unlock(&dev->slock);
2085
2086 return 0;
2087 }
2088 #endif
2089
2090 /* ----------------------------------------------------------- */
2091
2092 static struct pci_device_id cx8800_pci_tbl[] = {
2093 {
2094 .vendor = 0x14f1,
2095 .device = 0x8800,
2096 .subvendor = PCI_ANY_ID,
2097 .subdevice = PCI_ANY_ID,
2098 },{
2099 /* --- end of list --- */
2100 }
2101 };
2102 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2103
2104 static struct pci_driver cx8800_pci_driver = {
2105 .name = "cx8800",
2106 .id_table = cx8800_pci_tbl,
2107 .probe = cx8800_initdev,
2108 .remove = __devexit_p(cx8800_finidev),
2109 #ifdef CONFIG_PM
2110 .suspend = cx8800_suspend,
2111 .resume = cx8800_resume,
2112 #endif
2113 };
2114
2115 static int cx8800_init(void)
2116 {
2117 printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %d.%d.%d loaded\n",
2118 (CX88_VERSION_CODE >> 16) & 0xff,
2119 (CX88_VERSION_CODE >> 8) & 0xff,
2120 CX88_VERSION_CODE & 0xff);
2121 #ifdef SNAPSHOT
2122 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
2123 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
2124 #endif
2125 return pci_register_driver(&cx8800_pci_driver);
2126 }
2127
2128 static void cx8800_fini(void)
2129 {
2130 pci_unregister_driver(&cx8800_pci_driver);
2131 }
2132
2133 module_init(cx8800_init);
2134 module_exit(cx8800_fini);
2135
2136 /* ----------------------------------------------------------- */
2137 /*
2138 * Local variables:
2139 * c-basic-offset: 8
2140 * End:
2141 * 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
2142 */