3 * device driver for Conexant 2388x based TV cards
4 * video4linux video interface
6 * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
8 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
10 * - video_ioctl2 conversion
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.
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.
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.
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>
42 #include <media/v4l2-common.h>
43 #include <media/v4l2-ioctl.h>
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");
49 /* ------------------------------------------------------------------ */
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 };
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);
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");
63 static unsigned int video_debug;
64 module_param(video_debug,int,0644);
65 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
67 static unsigned int irq_debug;
68 module_param(irq_debug,int,0644);
69 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
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");
75 #define dprintk(level,fmt, arg...) if (video_debug >= level) \
76 printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
78 /* ------------------------------------------------------------------- */
81 static struct cx8800_fmt formats[] = {
83 .name = "8 bpp, gray",
84 .fourcc = V4L2_PIX_FMT_GREY,
85 .cxformat = ColorFormatY8,
87 .flags = FORMAT_FLAGS_PACKED,
89 .name = "15 bpp RGB, le",
90 .fourcc = V4L2_PIX_FMT_RGB555,
91 .cxformat = ColorFormatRGB15,
93 .flags = FORMAT_FLAGS_PACKED,
95 .name = "15 bpp RGB, be",
96 .fourcc = V4L2_PIX_FMT_RGB555X,
97 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
99 .flags = FORMAT_FLAGS_PACKED,
101 .name = "16 bpp RGB, le",
102 .fourcc = V4L2_PIX_FMT_RGB565,
103 .cxformat = ColorFormatRGB16,
105 .flags = FORMAT_FLAGS_PACKED,
107 .name = "16 bpp RGB, be",
108 .fourcc = V4L2_PIX_FMT_RGB565X,
109 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
111 .flags = FORMAT_FLAGS_PACKED,
113 .name = "24 bpp RGB, le",
114 .fourcc = V4L2_PIX_FMT_BGR24,
115 .cxformat = ColorFormatRGB24,
117 .flags = FORMAT_FLAGS_PACKED,
119 .name = "32 bpp RGB, le",
120 .fourcc = V4L2_PIX_FMT_BGR32,
121 .cxformat = ColorFormatRGB32,
123 .flags = FORMAT_FLAGS_PACKED,
125 .name = "32 bpp RGB, be",
126 .fourcc = V4L2_PIX_FMT_RGB32,
127 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
129 .flags = FORMAT_FLAGS_PACKED,
131 .name = "4:2:2, packed, YUYV",
132 .fourcc = V4L2_PIX_FMT_YUYV,
133 .cxformat = ColorFormatYUY2,
135 .flags = FORMAT_FLAGS_PACKED,
137 .name = "4:2:2, packed, UYVY",
138 .fourcc = V4L2_PIX_FMT_UYVY,
139 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
141 .flags = FORMAT_FLAGS_PACKED,
145 static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
149 for (i = 0; i < ARRAY_SIZE(formats); i++)
150 if (formats[i].fourcc == fourcc)
155 /* ------------------------------------------------------------------- */
157 static const struct v4l2_queryctrl no_ctl = {
159 .flags = V4L2_CTRL_FLAG_DISABLED,
162 static struct cx88_ctrl cx8800_ctls[] = {
166 .id = V4L2_CID_BRIGHTNESS,
167 .name = "Brightness",
171 .default_value = 0x7f,
172 .type = V4L2_CTRL_TYPE_INTEGER,
175 .reg = MO_CONTR_BRIGHT,
180 .id = V4L2_CID_CONTRAST,
185 .default_value = 0x3f,
186 .type = V4L2_CTRL_TYPE_INTEGER,
189 .reg = MO_CONTR_BRIGHT,
199 .default_value = 0x7f,
200 .type = V4L2_CTRL_TYPE_INTEGER,
207 /* strictly, this only describes only U saturation.
208 * V saturation is handled specially through code.
211 .id = V4L2_CID_SATURATION,
212 .name = "Saturation",
216 .default_value = 0x7f,
217 .type = V4L2_CTRL_TYPE_INTEGER,
220 .reg = MO_UV_SATURATION,
225 .id = V4L2_CID_CHROMA_AGC,
226 .name = "Chroma AGC",
229 .default_value = 0x1,
230 .type = V4L2_CTRL_TYPE_BOOLEAN,
232 .reg = MO_INPUT_FORMAT,
237 .id = V4L2_CID_COLOR_KILLER,
238 .name = "Color killer",
241 .default_value = 0x1,
242 .type = V4L2_CTRL_TYPE_BOOLEAN,
244 .reg = MO_INPUT_FORMAT,
250 .id = V4L2_CID_AUDIO_MUTE,
255 .type = V4L2_CTRL_TYPE_BOOLEAN,
258 .sreg = SHADOW_AUD_VOL_CTL,
263 .id = V4L2_CID_AUDIO_VOLUME,
268 .default_value = 0x3f,
269 .type = V4L2_CTRL_TYPE_INTEGER,
272 .sreg = SHADOW_AUD_VOL_CTL,
277 .id = V4L2_CID_AUDIO_BALANCE,
282 .default_value = 0x40,
283 .type = V4L2_CTRL_TYPE_INTEGER,
286 .sreg = SHADOW_AUD_BAL_CTL,
291 static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls);
293 /* Must be sorted from low to high control ID! */
294 const u32 cx88_user_ctrls[] = {
300 V4L2_CID_AUDIO_VOLUME,
301 V4L2_CID_AUDIO_BALANCE,
304 V4L2_CID_COLOR_KILLER,
307 EXPORT_SYMBOL(cx88_user_ctrls);
309 static const u32 *ctrl_classes[] = {
314 int cx8800_ctrl_query(struct cx88_core *core, struct v4l2_queryctrl *qctrl)
318 if (qctrl->id < V4L2_CID_BASE ||
319 qctrl->id >= V4L2_CID_LASTP1)
321 for (i = 0; i < CX8800_CTLS; i++)
322 if (cx8800_ctls[i].v.id == qctrl->id)
324 if (i == CX8800_CTLS) {
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;
336 EXPORT_SYMBOL(cx8800_ctrl_query);
338 /* ------------------------------------------------------------------- */
339 /* resource management */
341 static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
343 struct cx88_core *core = dev->core;
344 if (fh->resources & bit)
345 /* have it already allocated */
349 mutex_lock(&core->lock);
350 if (dev->resources & bit) {
351 /* no, someone else uses it */
352 mutex_unlock(&core->lock);
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);
364 int res_check(struct cx8800_fh *fh, unsigned int bit)
366 return (fh->resources & bit);
370 int res_locked(struct cx8800_dev *dev, unsigned int bit)
372 return (dev->resources & bit);
376 void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
378 struct cx88_core *core = dev->core;
379 BUG_ON((fh->resources & bits) != bits);
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);
388 /* ------------------------------------------------------------------ */
390 int cx88_video_mux(struct cx88_core *core, unsigned int input)
392 /* struct cx88_core *core = dev->core; */
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);
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);
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);
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);
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);
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 ) {
436 core->tvaudio = WW_I2SADC;
437 cx88_set_tvaudio(core);
440 cx_write(AUD_I2SCNTL, 0x0);
441 cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
447 EXPORT_SYMBOL(cx88_video_mux);
449 /* ------------------------------------------------------------------ */
451 static int start_video_dma(struct cx8800_dev *dev,
452 struct cx88_dmaqueue *q,
453 struct cx88_buffer *buf)
455 struct cx88_core *core = dev->core;
457 /* setup fifo + format */
458 cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
459 buf->bpl, buf->risc.dma);
460 cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
461 cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
464 cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
468 cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
470 /* Enables corresponding bits at PCI_INT_STAT:
471 bits 0 to 4: video, audio, transport stream, VIP, Host
473 bits 8 and 9: DMA complete for: SRC, DST
474 bits 10 and 11: BERR signal asserted for RISC: RD, WR
475 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
477 cx_set(MO_VID_INTMSK, 0x0f0011);
480 cx_set(VID_CAPTURE_CONTROL,0x06);
483 cx_set(MO_DEV_CNTRL2, (1<<5));
484 cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
490 static int stop_video_dma(struct cx8800_dev *dev)
492 struct cx88_core *core = dev->core;
495 cx_clear(MO_VID_DMACNTRL, 0x11);
497 /* disable capture */
498 cx_clear(VID_CAPTURE_CONTROL,0x06);
501 cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
502 cx_clear(MO_VID_INTMSK, 0x0f0011);
507 static int restart_video_queue(struct cx8800_dev *dev,
508 struct cx88_dmaqueue *q)
510 struct cx88_core *core = dev->core;
511 struct cx88_buffer *buf, *prev;
513 if (!list_empty(&q->active)) {
514 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
515 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
517 start_video_dma(dev, q, buf);
518 list_for_each_entry(buf, &q->active, vb.queue)
519 buf->count = q->count++;
520 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
526 if (list_empty(&q->queued))
528 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
530 list_move_tail(&buf->vb.queue, &q->active);
531 start_video_dma(dev, q, buf);
532 buf->vb.state = VIDEOBUF_ACTIVE;
533 buf->count = q->count++;
534 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
535 dprintk(2,"[%p/%d] restart_queue - first active\n",
538 } else if (prev->vb.width == buf->vb.width &&
539 prev->vb.height == buf->vb.height &&
540 prev->fmt == buf->fmt) {
541 list_move_tail(&buf->vb.queue, &q->active);
542 buf->vb.state = VIDEOBUF_ACTIVE;
543 buf->count = q->count++;
544 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
545 dprintk(2,"[%p/%d] restart_queue - move to active\n",
554 /* ------------------------------------------------------------------ */
557 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
559 struct cx8800_fh *fh = q->priv_data;
561 *size = fh->fmt->depth*fh->width*fh->height >> 3;
564 while (*size * *count > vid_limit * 1024 * 1024)
570 buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
571 enum v4l2_field field)
573 struct cx8800_fh *fh = q->priv_data;
574 struct cx8800_dev *dev = fh->dev;
575 struct cx88_core *core = dev->core;
576 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
577 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
578 int rc, init_buffer = 0;
580 BUG_ON(NULL == fh->fmt);
581 if (fh->width < 48 || fh->width > norm_maxw(core->tvnorm) ||
582 fh->height < 32 || fh->height > norm_maxh(core->tvnorm))
584 buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
585 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
588 if (buf->fmt != fh->fmt ||
589 buf->vb.width != fh->width ||
590 buf->vb.height != fh->height ||
591 buf->vb.field != field) {
593 buf->vb.width = fh->width;
594 buf->vb.height = fh->height;
595 buf->vb.field = field;
599 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
601 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
606 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
607 switch (buf->vb.field) {
609 cx88_risc_buffer(dev->pci, &buf->risc,
610 dma->sglist, 0, UNSET,
611 buf->bpl, 0, buf->vb.height);
613 case V4L2_FIELD_BOTTOM:
614 cx88_risc_buffer(dev->pci, &buf->risc,
615 dma->sglist, UNSET, 0,
616 buf->bpl, 0, buf->vb.height);
618 case V4L2_FIELD_INTERLACED:
619 cx88_risc_buffer(dev->pci, &buf->risc,
620 dma->sglist, 0, buf->bpl,
622 buf->vb.height >> 1);
624 case V4L2_FIELD_SEQ_TB:
625 cx88_risc_buffer(dev->pci, &buf->risc,
627 0, buf->bpl * (buf->vb.height >> 1),
629 buf->vb.height >> 1);
631 case V4L2_FIELD_SEQ_BT:
632 cx88_risc_buffer(dev->pci, &buf->risc,
634 buf->bpl * (buf->vb.height >> 1), 0,
636 buf->vb.height >> 1);
642 dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
644 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
645 (unsigned long)buf->risc.dma);
647 buf->vb.state = VIDEOBUF_PREPARED;
651 cx88_free_buffer(q,buf);
656 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
658 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
659 struct cx88_buffer *prev;
660 struct cx8800_fh *fh = vq->priv_data;
661 struct cx8800_dev *dev = fh->dev;
662 struct cx88_core *core = dev->core;
663 struct cx88_dmaqueue *q = &dev->vidq;
665 /* add jump to stopper */
666 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
667 buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
669 if (!list_empty(&q->queued)) {
670 list_add_tail(&buf->vb.queue,&q->queued);
671 buf->vb.state = VIDEOBUF_QUEUED;
672 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
675 } else if (list_empty(&q->active)) {
676 list_add_tail(&buf->vb.queue,&q->active);
677 start_video_dma(dev, q, buf);
678 buf->vb.state = VIDEOBUF_ACTIVE;
679 buf->count = q->count++;
680 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
681 dprintk(2,"[%p/%d] buffer_queue - first active\n",
685 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
686 if (prev->vb.width == buf->vb.width &&
687 prev->vb.height == buf->vb.height &&
688 prev->fmt == buf->fmt) {
689 list_add_tail(&buf->vb.queue,&q->active);
690 buf->vb.state = VIDEOBUF_ACTIVE;
691 buf->count = q->count++;
692 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
693 dprintk(2,"[%p/%d] buffer_queue - append to active\n",
697 list_add_tail(&buf->vb.queue,&q->queued);
698 buf->vb.state = VIDEOBUF_QUEUED;
699 dprintk(2,"[%p/%d] buffer_queue - first queued\n",
705 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
707 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
709 cx88_free_buffer(q,buf);
712 static struct videobuf_queue_ops cx8800_video_qops = {
713 .buf_setup = buffer_setup,
714 .buf_prepare = buffer_prepare,
715 .buf_queue = buffer_queue,
716 .buf_release = buffer_release,
719 /* ------------------------------------------------------------------ */
722 /* ------------------------------------------------------------------ */
724 static struct videobuf_queue* get_queue(struct cx8800_fh *fh)
727 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
729 case V4L2_BUF_TYPE_VBI_CAPTURE:
737 static int get_ressource(struct cx8800_fh *fh)
740 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
741 return RESOURCE_VIDEO;
742 case V4L2_BUF_TYPE_VBI_CAPTURE:
750 static int video_open(struct file *file)
752 int minor = video_devdata(file)->minor;
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;
760 switch (vdev->vfl_type) {
761 case VFL_TYPE_GRABBER:
762 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
765 type = V4L2_BUF_TYPE_VBI_CAPTURE;
776 dprintk(1,"open minor=%d radio=%d type=%s\n",
777 minor,radio,v4l2_type_names[type]);
779 /* allocate + initialize per filehandle data */
780 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
785 file->private_data = fh;
791 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
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),
799 videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
800 &dev->pci->dev, &dev->slock,
801 V4L2_BUF_TYPE_VBI_CAPTURE,
803 sizeof(struct cx88_buffer),
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);
819 core->tvaudio = WW_I2SADC;
820 cx88_set_tvaudio(core);
823 core->tvaudio = WW_FM;
824 cx88_set_tvaudio(core);
825 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
827 call_all(core, tuner, s_radio);
831 atomic_inc(&core->users);
837 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
839 struct cx8800_fh *fh = file->private_data;
842 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
843 if (res_locked(fh->dev,RESOURCE_VIDEO))
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))
850 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
851 file->f_flags & O_NONBLOCK);
859 video_poll(struct file *file, struct poll_table_struct *wait)
861 struct cx8800_fh *fh = file->private_data;
862 struct cx88_buffer *buf;
863 unsigned int rc = POLLERR;
865 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
866 if (!res_get(fh->dev,fh,RESOURCE_VBI))
868 return videobuf_poll_stream(file, &fh->vbiq, wait);
871 mutex_lock(&fh->vidq.vb_lock);
872 if (res_check(fh,RESOURCE_VIDEO)) {
873 /* streaming capture */
874 if (list_empty(&fh->vidq.stream))
876 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
879 buf = (struct cx88_buffer*)fh->vidq.read_buf;
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;
890 mutex_unlock(&fh->vidq.vb_lock);
894 static int video_release(struct file *file)
896 struct cx8800_fh *fh = file->private_data;
897 struct cx8800_dev *dev = fh->dev;
899 /* turn off overlay */
900 if (res_check(fh, RESOURCE_OVERLAY)) {
902 res_free(dev,fh,RESOURCE_OVERLAY);
905 /* stop video capture */
906 if (res_check(fh, RESOURCE_VIDEO)) {
907 videobuf_queue_cancel(&fh->vidq);
908 res_free(dev,fh,RESOURCE_VIDEO);
910 if (fh->vidq.read_buf) {
911 buffer_release(&fh->vidq,fh->vidq.read_buf);
912 kfree(fh->vidq.read_buf);
915 /* stop vbi capture */
916 if (res_check(fh, RESOURCE_VBI)) {
917 videobuf_stop(&fh->vbiq);
918 res_free(dev,fh,RESOURCE_VBI);
921 videobuf_mmap_free(&fh->vidq);
922 videobuf_mmap_free(&fh->vbiq);
923 file->private_data = NULL;
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);
935 video_mmap(struct file *file, struct vm_area_struct * vma)
937 struct cx8800_fh *fh = file->private_data;
939 return videobuf_mmap_mapper(get_queue(fh), vma);
942 /* ------------------------------------------------------------------ */
943 /* VIDEO CTRL IOCTLS */
945 int cx88_get_control (struct cx88_core *core, struct v4l2_control *ctl)
947 struct cx88_ctrl *c = NULL;
951 for (i = 0; i < CX8800_CTLS; i++)
952 if (cx8800_ctls[i].v.id == ctl->id)
954 if (unlikely(NULL == c))
957 value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg);
959 case V4L2_CID_AUDIO_BALANCE:
960 ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40)
961 : (0x7f - (value & 0x7f));
963 case V4L2_CID_AUDIO_VOLUME:
964 ctl->value = 0x3f - (value & 0x3f);
967 ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
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]" : "");
975 EXPORT_SYMBOL(cx88_get_control);
977 int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl)
979 struct cx88_ctrl *c = NULL;
983 for (i = 0; i < CX8800_CTLS; i++) {
984 if (cx8800_ctls[i].v.id == ctl->id) {
988 if (unlikely(NULL == c))
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;
997 case V4L2_CID_AUDIO_BALANCE:
998 value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40);
1000 case V4L2_CID_AUDIO_VOLUME:
1001 value = 0x3f - (ctl->value & 0x3f);
1003 case V4L2_CID_SATURATION:
1004 /* special v_sat handling */
1006 value = ((ctl->value - c->off) << c->shift) & c->mask;
1008 if (core->tvnorm & V4L2_STD_SECAM) {
1009 /* For SECAM, both U and V sat should be equal */
1010 value=value<<8|value;
1012 /* Keeps U Saturation proportional to V Sat */
1013 value=(value*0x5a)/0x7f<<8|value;
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)
1024 value = ((ctl->value - c->off) << c->shift) & c->mask;
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]" : "");
1031 cx_sandor(c->sreg, c->reg, mask, value);
1033 cx_andor(c->reg, mask, value);
1037 EXPORT_SYMBOL(cx88_set_control);
1039 static void init_controls(struct cx88_core *core)
1041 struct v4l2_control ctrl;
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;
1048 cx88_set_control(core, &ctrl);
1052 /* ------------------------------------------------------------------ */
1055 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1056 struct v4l2_format *f)
1058 struct cx8800_fh *fh = priv;
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;
1071 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1072 struct v4l2_format *f)
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;
1079 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1083 field = f->fmt.pix.field;
1084 maxw = norm_maxw(core->tvnorm);
1085 maxh = norm_maxh(core->tvnorm);
1087 if (V4L2_FIELD_ANY == field) {
1088 field = (f->fmt.pix.height > maxh/2)
1089 ? V4L2_FIELD_INTERLACED
1090 : V4L2_FIELD_BOTTOM;
1094 case V4L2_FIELD_TOP:
1095 case V4L2_FIELD_BOTTOM:
1098 case V4L2_FIELD_INTERLACED:
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;
1115 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1116 struct v4l2_format *f)
1118 struct cx8800_fh *fh = priv;
1119 int err = vidioc_try_fmt_vid_cap (file,priv,f);
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;
1130 static int vidioc_querycap (struct file *file, void *priv,
1131 struct v4l2_capability *cap)
1133 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1134 struct cx88_core *core = dev->core;
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;
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;
1150 static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
1151 struct v4l2_fmtdesc *f)
1153 if (unlikely(f->index >= ARRAY_SIZE(formats)))
1156 strlcpy(f->description,formats[f->index].name,sizeof(f->description));
1157 f->pixelformat = formats[f->index].fourcc;
1162 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1163 static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf)
1165 struct cx8800_fh *fh = priv;
1167 return videobuf_cgmbuf (get_queue(fh), mbuf, 8);
1171 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
1173 struct cx8800_fh *fh = priv;
1174 return (videobuf_reqbufs(get_queue(fh), p));
1177 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
1179 struct cx8800_fh *fh = priv;
1180 return (videobuf_querybuf(get_queue(fh), p));
1183 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1185 struct cx8800_fh *fh = priv;
1186 return (videobuf_qbuf(get_queue(fh), p));
1189 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1191 struct cx8800_fh *fh = priv;
1192 return (videobuf_dqbuf(get_queue(fh), p,
1193 file->f_flags & O_NONBLOCK));
1196 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
1198 struct cx8800_fh *fh = priv;
1199 struct cx8800_dev *dev = fh->dev;
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)))
1207 if (unlikely(i != fh->type))
1210 if (unlikely(!res_get(dev,fh,get_ressource(fh))))
1212 return videobuf_streamon(get_queue(fh));
1215 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1217 struct cx8800_fh *fh = priv;
1218 struct cx8800_dev *dev = fh->dev;
1221 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1222 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
1228 res = get_ressource(fh);
1229 err = videobuf_streamoff(get_queue(fh));
1232 res_free(dev,fh,res);
1236 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms)
1238 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1240 mutex_lock(&core->lock);
1241 cx88_set_tvnorm(core,*tvnorms);
1242 mutex_unlock(&core->lock);
1247 /* only one input in this sample driver */
1248 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i)
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",
1261 unsigned int n = i->index;
1265 if (0 == INPUT(n).type)
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;
1275 EXPORT_SYMBOL(cx88_enum_input);
1277 static int vidioc_enum_input (struct file *file, void *priv,
1278 struct v4l2_input *i)
1280 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1281 return cx88_enum_input (core,i);
1284 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1286 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1292 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1294 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1299 mutex_lock(&core->lock);
1300 cx88_newstation(core);
1301 cx88_video_mux(core,i);
1302 mutex_unlock(&core->lock);
1308 static int vidioc_queryctrl (struct file *file, void *priv,
1309 struct v4l2_queryctrl *qctrl)
1311 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1313 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1314 if (unlikely(qctrl->id == 0))
1316 return cx8800_ctrl_query(core, qctrl);
1319 static int vidioc_g_ctrl (struct file *file, void *priv,
1320 struct v4l2_control *ctl)
1322 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1324 cx88_get_control(core,ctl);
1327 static int vidioc_s_ctrl (struct file *file, void *priv,
1328 struct v4l2_control *ctl)
1330 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1332 cx88_set_control(core,ctl);
1335 static int vidioc_g_tuner (struct file *file, void *priv,
1336 struct v4l2_tuner *t)
1338 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1341 if (unlikely(UNSET == core->board.tuner_type))
1346 strcpy(t->name, "Television");
1347 t->type = V4L2_TUNER_ANALOG_TV;
1348 t->capability = V4L2_TUNER_CAP_NORM;
1349 t->rangehigh = 0xffffffffUL;
1351 cx88_get_stereo(core ,t);
1352 reg = cx_read(MO_DEVICE_STATUS);
1353 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1357 static int vidioc_s_tuner (struct file *file, void *priv,
1358 struct v4l2_tuner *t)
1360 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1362 if (UNSET == core->board.tuner_type)
1367 cx88_set_stereo(core, t->audmode, 1);
1371 static int vidioc_g_frequency (struct file *file, void *priv,
1372 struct v4l2_frequency *f)
1374 struct cx8800_fh *fh = priv;
1375 struct cx88_core *core = fh->dev->core;
1377 if (unlikely(UNSET == core->board.tuner_type))
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;
1384 call_all(core, tuner, g_frequency, f);
1389 int cx88_set_freq (struct cx88_core *core,
1390 struct v4l2_frequency *f)
1392 if (unlikely(UNSET == core->board.tuner_type))
1394 if (unlikely(f->tuner != 0))
1397 mutex_lock(&core->lock);
1398 core->freq = f->frequency;
1399 cx88_newstation(core);
1400 call_all(core, tuner, s_frequency, f);
1402 /* When changing channels it is required to reset TVAUDIO */
1404 cx88_set_tvaudio(core);
1406 mutex_unlock(&core->lock);
1410 EXPORT_SYMBOL(cx88_set_freq);
1412 static int vidioc_s_frequency (struct file *file, void *priv,
1413 struct v4l2_frequency *f)
1415 struct cx8800_fh *fh = priv;
1416 struct cx88_core *core = fh->dev->core;
1418 if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV))
1420 if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO))
1424 cx88_set_freq (core,f);
1427 #ifdef CONFIG_VIDEO_ADV_DEBUG
1428 static int vidioc_g_register (struct file *file, void *fh,
1429 struct v4l2_dbg_register *reg)
1431 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1433 if (!v4l2_chip_match_host(®->match))
1435 /* cx2388x has a 24-bit register space */
1436 reg->val = cx_read(reg->reg & 0xffffff);
1441 static int vidioc_s_register (struct file *file, void *fh,
1442 struct v4l2_dbg_register *reg)
1444 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1446 if (!v4l2_chip_match_host(®->match))
1448 cx_write(reg->reg & 0xffffff, reg->val);
1453 /* ----------------------------------------------------------- */
1454 /* RADIO ESPECIFIC IOCTLS */
1455 /* ----------------------------------------------------------- */
1457 static int radio_querycap (struct file *file, void *priv,
1458 struct v4l2_capability *cap)
1460 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1461 struct cx88_core *core = dev->core;
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;
1471 static int radio_g_tuner (struct file *file, void *priv,
1472 struct v4l2_tuner *t)
1474 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1476 if (unlikely(t->index > 0))
1479 strcpy(t->name, "Radio");
1480 t->type = V4L2_TUNER_RADIO;
1482 call_all(core, tuner, g_tuner, t);
1486 static int radio_enum_input (struct file *file, void *priv,
1487 struct v4l2_input *i)
1491 strcpy(i->name,"Radio");
1492 i->type = V4L2_INPUT_TYPE_TUNER;
1497 static int radio_g_audio (struct file *file, void *priv, struct v4l2_audio *a)
1499 if (unlikely(a->index))
1502 strcpy(a->name,"Radio");
1506 /* FIXME: Should add a standard for radio */
1508 static int radio_s_tuner (struct file *file, void *priv,
1509 struct v4l2_tuner *t)
1511 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1516 call_all(core, tuner, s_tuner, t);
1521 static int radio_s_audio (struct file *file, void *fh,
1522 struct v4l2_audio *a)
1527 static int radio_s_input (struct file *file, void *fh, unsigned int i)
1532 static int radio_queryctrl (struct file *file, void *priv,
1533 struct v4l2_queryctrl *c)
1537 if (c->id < V4L2_CID_BASE ||
1538 c->id >= V4L2_CID_LASTP1)
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)
1544 *c = cx8800_ctls[i].v;
1550 /* ----------------------------------------------------------- */
1552 static void cx8800_vid_timeout(unsigned long data)
1554 struct cx8800_dev *dev = (struct cx8800_dev*)data;
1555 struct cx88_core *core = dev->core;
1556 struct cx88_dmaqueue *q = &dev->vidq;
1557 struct cx88_buffer *buf;
1558 unsigned long flags;
1560 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1562 cx_clear(MO_VID_DMACNTRL, 0x11);
1563 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1565 spin_lock_irqsave(&dev->slock,flags);
1566 while (!list_empty(&q->active)) {
1567 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1568 list_del(&buf->vb.queue);
1569 buf->vb.state = VIDEOBUF_ERROR;
1570 wake_up(&buf->vb.done);
1571 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1572 buf, buf->vb.i, (unsigned long)buf->risc.dma);
1574 restart_video_queue(dev,q);
1575 spin_unlock_irqrestore(&dev->slock,flags);
1578 static char *cx88_vid_irqs[32] = {
1579 "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1580 "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1581 "y_oflow", "u_oflow", "v_oflow", "vbi_oflow",
1582 "y_sync", "u_sync", "v_sync", "vbi_sync",
1583 "opc_err", "par_err", "rip_err", "pci_abort",
1586 static void cx8800_vid_irq(struct cx8800_dev *dev)
1588 struct cx88_core *core = dev->core;
1589 u32 status, mask, count;
1591 status = cx_read(MO_VID_INTSTAT);
1592 mask = cx_read(MO_VID_INTMSK);
1593 if (0 == (status & mask))
1595 cx_write(MO_VID_INTSTAT, status);
1596 if (irq_debug || (status & mask & ~0xff))
1597 cx88_print_irqbits(core->name, "irq vid",
1598 cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1601 /* risc op code error */
1602 if (status & (1 << 16)) {
1603 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1604 cx_clear(MO_VID_DMACNTRL, 0x11);
1605 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1606 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1610 if (status & 0x01) {
1611 spin_lock(&dev->slock);
1612 count = cx_read(MO_VIDY_GPCNT);
1613 cx88_wakeup(core, &dev->vidq, count);
1614 spin_unlock(&dev->slock);
1618 if (status & 0x08) {
1619 spin_lock(&dev->slock);
1620 count = cx_read(MO_VBI_GPCNT);
1621 cx88_wakeup(core, &dev->vbiq, count);
1622 spin_unlock(&dev->slock);
1626 if (status & 0x10) {
1627 dprintk(2,"stopper video\n");
1628 spin_lock(&dev->slock);
1629 restart_video_queue(dev,&dev->vidq);
1630 spin_unlock(&dev->slock);
1634 if (status & 0x80) {
1635 dprintk(2,"stopper vbi\n");
1636 spin_lock(&dev->slock);
1637 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1638 spin_unlock(&dev->slock);
1642 static irqreturn_t cx8800_irq(int irq, void *dev_id)
1644 struct cx8800_dev *dev = dev_id;
1645 struct cx88_core *core = dev->core;
1647 int loop, handled = 0;
1649 for (loop = 0; loop < 10; loop++) {
1650 status = cx_read(MO_PCI_INTSTAT) &
1651 (core->pci_irqmask | PCI_INT_VIDINT);
1654 cx_write(MO_PCI_INTSTAT, status);
1657 if (status & core->pci_irqmask)
1658 cx88_core_irq(core,status);
1659 if (status & PCI_INT_VIDINT)
1660 cx8800_vid_irq(dev);
1663 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1665 cx_write(MO_PCI_INTMSK,0);
1669 return IRQ_RETVAL(handled);
1672 /* ----------------------------------------------------------- */
1673 /* exported stuff */
1675 static const struct v4l2_file_operations video_fops =
1677 .owner = THIS_MODULE,
1679 .release = video_release,
1683 .ioctl = video_ioctl2,
1686 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1687 .vidioc_querycap = vidioc_querycap,
1688 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1689 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1690 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1691 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1692 .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt,
1693 .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt,
1694 .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt,
1695 .vidioc_reqbufs = vidioc_reqbufs,
1696 .vidioc_querybuf = vidioc_querybuf,
1697 .vidioc_qbuf = vidioc_qbuf,
1698 .vidioc_dqbuf = vidioc_dqbuf,
1699 .vidioc_s_std = vidioc_s_std,
1700 .vidioc_enum_input = vidioc_enum_input,
1701 .vidioc_g_input = vidioc_g_input,
1702 .vidioc_s_input = vidioc_s_input,
1703 .vidioc_queryctrl = vidioc_queryctrl,
1704 .vidioc_g_ctrl = vidioc_g_ctrl,
1705 .vidioc_s_ctrl = vidioc_s_ctrl,
1706 .vidioc_streamon = vidioc_streamon,
1707 .vidioc_streamoff = vidioc_streamoff,
1708 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1709 .vidiocgmbuf = vidiocgmbuf,
1711 .vidioc_g_tuner = vidioc_g_tuner,
1712 .vidioc_s_tuner = vidioc_s_tuner,
1713 .vidioc_g_frequency = vidioc_g_frequency,
1714 .vidioc_s_frequency = vidioc_s_frequency,
1715 #ifdef CONFIG_VIDEO_ADV_DEBUG
1716 .vidioc_g_register = vidioc_g_register,
1717 .vidioc_s_register = vidioc_s_register,
1721 static struct video_device cx8800_vbi_template;
1723 static struct video_device cx8800_video_template = {
1724 .name = "cx8800-video",
1725 .fops = &video_fops,
1727 .ioctl_ops = &video_ioctl_ops,
1728 .tvnorms = CX88_NORMS,
1729 .current_norm = V4L2_STD_NTSC_M,
1732 static const struct v4l2_file_operations radio_fops =
1734 .owner = THIS_MODULE,
1736 .release = video_release,
1737 .ioctl = video_ioctl2,
1740 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
1741 .vidioc_querycap = radio_querycap,
1742 .vidioc_g_tuner = radio_g_tuner,
1743 .vidioc_enum_input = radio_enum_input,
1744 .vidioc_g_audio = radio_g_audio,
1745 .vidioc_s_tuner = radio_s_tuner,
1746 .vidioc_s_audio = radio_s_audio,
1747 .vidioc_s_input = radio_s_input,
1748 .vidioc_queryctrl = radio_queryctrl,
1749 .vidioc_g_ctrl = vidioc_g_ctrl,
1750 .vidioc_s_ctrl = vidioc_s_ctrl,
1751 .vidioc_g_frequency = vidioc_g_frequency,
1752 .vidioc_s_frequency = vidioc_s_frequency,
1753 #ifdef CONFIG_VIDEO_ADV_DEBUG
1754 .vidioc_g_register = vidioc_g_register,
1755 .vidioc_s_register = vidioc_s_register,
1759 static struct video_device cx8800_radio_template = {
1760 .name = "cx8800-radio",
1761 .fops = &radio_fops,
1763 .ioctl_ops = &radio_ioctl_ops,
1766 /* ----------------------------------------------------------- */
1768 static void cx8800_unregister_video(struct cx8800_dev *dev)
1770 if (dev->radio_dev) {
1771 if (video_is_registered(dev->radio_dev))
1772 video_unregister_device(dev->radio_dev);
1774 video_device_release(dev->radio_dev);
1775 dev->radio_dev = NULL;
1778 if (video_is_registered(dev->vbi_dev))
1779 video_unregister_device(dev->vbi_dev);
1781 video_device_release(dev->vbi_dev);
1782 dev->vbi_dev = NULL;
1784 if (dev->video_dev) {
1785 if (video_is_registered(dev->video_dev))
1786 video_unregister_device(dev->video_dev);
1788 video_device_release(dev->video_dev);
1789 dev->video_dev = NULL;
1793 static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
1794 const struct pci_device_id *pci_id)
1796 struct cx8800_dev *dev;
1797 struct cx88_core *core;
1801 dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1807 if (pci_enable_device(pci_dev)) {
1811 core = cx88_core_get(dev->pci);
1818 /* print pci info */
1819 pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
1820 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
1821 printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
1822 "latency: %d, mmio: 0x%llx\n", core->name,
1823 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1824 dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
1826 pci_set_master(pci_dev);
1827 if (!pci_dma_supported(pci_dev,DMA_BIT_MASK(32))) {
1828 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1833 /* Initialize VBI template */
1834 memcpy( &cx8800_vbi_template, &cx8800_video_template,
1835 sizeof(cx8800_vbi_template) );
1836 strcpy(cx8800_vbi_template.name,"cx8800-vbi");
1838 /* initialize driver struct */
1839 spin_lock_init(&dev->slock);
1840 core->tvnorm = cx8800_video_template.current_norm;
1842 /* init video dma queues */
1843 INIT_LIST_HEAD(&dev->vidq.active);
1844 INIT_LIST_HEAD(&dev->vidq.queued);
1845 dev->vidq.timeout.function = cx8800_vid_timeout;
1846 dev->vidq.timeout.data = (unsigned long)dev;
1847 init_timer(&dev->vidq.timeout);
1848 cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1849 MO_VID_DMACNTRL,0x11,0x00);
1851 /* init vbi dma queues */
1852 INIT_LIST_HEAD(&dev->vbiq.active);
1853 INIT_LIST_HEAD(&dev->vbiq.queued);
1854 dev->vbiq.timeout.function = cx8800_vbi_timeout;
1855 dev->vbiq.timeout.data = (unsigned long)dev;
1856 init_timer(&dev->vbiq.timeout);
1857 cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1858 MO_VID_DMACNTRL,0x88,0x00);
1861 err = request_irq(pci_dev->irq, cx8800_irq,
1862 IRQF_SHARED | IRQF_DISABLED, core->name, dev);
1864 printk(KERN_ERR "%s/0: can't get IRQ %d\n",
1865 core->name,pci_dev->irq);
1868 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1870 /* load and configure helper modules */
1872 if (core->board.audio_chip == V4L2_IDENT_WM8775)
1873 v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
1874 "wm8775", "wm8775", 0x36 >> 1, NULL);
1876 if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) {
1877 /* This probes for a tda9874 as is used on some
1878 Pixelview Ultra boards. */
1879 v4l2_i2c_new_subdev(&core->v4l2_dev,
1881 "tvaudio", "tvaudio", 0, I2C_ADDRS(0xb0 >> 1));
1884 switch (core->boardnr) {
1885 case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1886 case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: {
1887 static struct i2c_board_info rtc_info = {
1888 I2C_BOARD_INFO("isl1208", 0x6f)
1891 request_module("rtc-isl1208");
1892 core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info);
1894 /* break intentionally omitted */
1895 case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1896 request_module("ir-kbd-i2c");
1899 /* register v4l devices */
1900 dev->video_dev = cx88_vdev_init(core,dev->pci,
1901 &cx8800_video_template,"video");
1902 video_set_drvdata(dev->video_dev, dev);
1903 err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1904 video_nr[core->nr]);
1906 printk(KERN_ERR "%s/0: can't register video device\n",
1910 printk(KERN_INFO "%s/0: registered device %s [v4l2]\n",
1911 core->name, video_device_node_name(dev->video_dev));
1913 dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1914 video_set_drvdata(dev->vbi_dev, dev);
1915 err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1918 printk(KERN_ERR "%s/0: can't register vbi device\n",
1922 printk(KERN_INFO "%s/0: registered device %s\n",
1923 core->name, video_device_node_name(dev->vbi_dev));
1925 if (core->board.radio.type == CX88_RADIO) {
1926 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1927 &cx8800_radio_template,"radio");
1928 video_set_drvdata(dev->radio_dev, dev);
1929 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1930 radio_nr[core->nr]);
1932 printk(KERN_ERR "%s/0: can't register radio device\n",
1936 printk(KERN_INFO "%s/0: registered device %s\n",
1937 core->name, video_device_node_name(dev->radio_dev));
1940 /* everything worked */
1941 pci_set_drvdata(pci_dev,dev);
1943 /* initial device configuration */
1944 mutex_lock(&core->lock);
1945 cx88_set_tvnorm(core,core->tvnorm);
1946 init_controls(core);
1947 cx88_video_mux(core,0);
1948 mutex_unlock(&core->lock);
1950 /* start tvaudio thread */
1951 if (core->board.tuner_type != TUNER_ABSENT) {
1952 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
1953 if (IS_ERR(core->kthread)) {
1954 err = PTR_ERR(core->kthread);
1955 printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n",
1962 cx8800_unregister_video(dev);
1963 free_irq(pci_dev->irq, dev);
1965 cx88_core_put(core,dev->pci);
1971 static void __devexit cx8800_finidev(struct pci_dev *pci_dev)
1973 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1974 struct cx88_core *core = dev->core;
1977 if (core->kthread) {
1978 kthread_stop(core->kthread);
1979 core->kthread = NULL;
1983 cx88_ir_stop(core, core->ir);
1985 cx88_shutdown(core); /* FIXME */
1986 pci_disable_device(pci_dev);
1988 /* unregister stuff */
1990 free_irq(pci_dev->irq, dev);
1991 cx8800_unregister_video(dev);
1992 pci_set_drvdata(pci_dev, NULL);
1995 btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
1996 cx88_core_put(core,dev->pci);
2001 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
2003 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2004 struct cx88_core *core = dev->core;
2006 /* stop video+vbi capture */
2007 spin_lock(&dev->slock);
2008 if (!list_empty(&dev->vidq.active)) {
2009 printk("%s/0: suspend video\n", core->name);
2010 stop_video_dma(dev);
2011 del_timer(&dev->vidq.timeout);
2013 if (!list_empty(&dev->vbiq.active)) {
2014 printk("%s/0: suspend vbi\n", core->name);
2015 cx8800_stop_vbi_dma(dev);
2016 del_timer(&dev->vbiq.timeout);
2018 spin_unlock(&dev->slock);
2021 cx88_ir_stop(core, core->ir);
2022 /* FIXME -- shutdown device */
2023 cx88_shutdown(core);
2025 pci_save_state(pci_dev);
2026 if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
2027 pci_disable_device(pci_dev);
2028 dev->state.disabled = 1;
2033 static int cx8800_resume(struct pci_dev *pci_dev)
2035 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
2036 struct cx88_core *core = dev->core;
2039 if (dev->state.disabled) {
2040 err=pci_enable_device(pci_dev);
2042 printk(KERN_ERR "%s/0: can't enable device\n",
2047 dev->state.disabled = 0;
2049 err= pci_set_power_state(pci_dev, PCI_D0);
2051 printk(KERN_ERR "%s/0: can't set power state\n", core->name);
2052 pci_disable_device(pci_dev);
2053 dev->state.disabled = 1;
2057 pci_restore_state(pci_dev);
2059 /* FIXME: re-initialize hardware */
2062 cx88_ir_start(core, core->ir);
2064 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
2066 /* restart video+vbi capture */
2067 spin_lock(&dev->slock);
2068 if (!list_empty(&dev->vidq.active)) {
2069 printk("%s/0: resume video\n", core->name);
2070 restart_video_queue(dev,&dev->vidq);
2072 if (!list_empty(&dev->vbiq.active)) {
2073 printk("%s/0: resume vbi\n", core->name);
2074 cx8800_restart_vbi_queue(dev,&dev->vbiq);
2076 spin_unlock(&dev->slock);
2082 /* ----------------------------------------------------------- */
2084 static struct pci_device_id cx8800_pci_tbl[] = {
2088 .subvendor = PCI_ANY_ID,
2089 .subdevice = PCI_ANY_ID,
2091 /* --- end of list --- */
2094 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2096 static struct pci_driver cx8800_pci_driver = {
2098 .id_table = cx8800_pci_tbl,
2099 .probe = cx8800_initdev,
2100 .remove = __devexit_p(cx8800_finidev),
2102 .suspend = cx8800_suspend,
2103 .resume = cx8800_resume,
2107 static int __init cx8800_init(void)
2109 printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %d.%d.%d loaded\n",
2110 (CX88_VERSION_CODE >> 16) & 0xff,
2111 (CX88_VERSION_CODE >> 8) & 0xff,
2112 CX88_VERSION_CODE & 0xff);
2114 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
2115 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
2117 return pci_register_driver(&cx8800_pci_driver);
2120 static void __exit cx8800_fini(void)
2122 pci_unregister_driver(&cx8800_pci_driver);
2125 module_init(cx8800_init);
2126 module_exit(cx8800_fini);
2128 /* ----------------------------------------------------------- */
2133 * 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