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/interrupt.h>
35 #include <linux/dma-mapping.h>
36 #include <linux/delay.h>
37 #include <linux/kthread.h>
38 #include <asm/div64.h>
41 #include <media/v4l2-common.h>
42 #include <media/v4l2-ioctl.h>
43 #include <media/v4l2-event.h>
44 #include <media/wm8775.h>
46 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
47 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
48 MODULE_LICENSE("GPL");
49 MODULE_VERSION(CX88_VERSION);
51 /* ------------------------------------------------------------------ */
53 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
54 static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
55 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
57 module_param_array(video_nr, int, NULL, 0444);
58 module_param_array(vbi_nr, int, NULL, 0444);
59 module_param_array(radio_nr, int, NULL, 0444);
61 MODULE_PARM_DESC(video_nr,"video device numbers");
62 MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
63 MODULE_PARM_DESC(radio_nr,"radio device numbers");
65 static unsigned int video_debug;
66 module_param(video_debug,int,0644);
67 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
69 static unsigned int irq_debug;
70 module_param(irq_debug,int,0644);
71 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
73 static unsigned int vid_limit = 16;
74 module_param(vid_limit,int,0644);
75 MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
77 #define dprintk(level,fmt, arg...) if (video_debug >= level) \
78 printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
80 /* ------------------------------------------------------------------- */
83 static const struct cx8800_fmt formats[] = {
85 .name = "8 bpp, gray",
86 .fourcc = V4L2_PIX_FMT_GREY,
87 .cxformat = ColorFormatY8,
89 .flags = FORMAT_FLAGS_PACKED,
91 .name = "15 bpp RGB, le",
92 .fourcc = V4L2_PIX_FMT_RGB555,
93 .cxformat = ColorFormatRGB15,
95 .flags = FORMAT_FLAGS_PACKED,
97 .name = "15 bpp RGB, be",
98 .fourcc = V4L2_PIX_FMT_RGB555X,
99 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
101 .flags = FORMAT_FLAGS_PACKED,
103 .name = "16 bpp RGB, le",
104 .fourcc = V4L2_PIX_FMT_RGB565,
105 .cxformat = ColorFormatRGB16,
107 .flags = FORMAT_FLAGS_PACKED,
109 .name = "16 bpp RGB, be",
110 .fourcc = V4L2_PIX_FMT_RGB565X,
111 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
113 .flags = FORMAT_FLAGS_PACKED,
115 .name = "24 bpp RGB, le",
116 .fourcc = V4L2_PIX_FMT_BGR24,
117 .cxformat = ColorFormatRGB24,
119 .flags = FORMAT_FLAGS_PACKED,
121 .name = "32 bpp RGB, le",
122 .fourcc = V4L2_PIX_FMT_BGR32,
123 .cxformat = ColorFormatRGB32,
125 .flags = FORMAT_FLAGS_PACKED,
127 .name = "32 bpp RGB, be",
128 .fourcc = V4L2_PIX_FMT_RGB32,
129 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
131 .flags = FORMAT_FLAGS_PACKED,
133 .name = "4:2:2, packed, YUYV",
134 .fourcc = V4L2_PIX_FMT_YUYV,
135 .cxformat = ColorFormatYUY2,
137 .flags = FORMAT_FLAGS_PACKED,
139 .name = "4:2:2, packed, UYVY",
140 .fourcc = V4L2_PIX_FMT_UYVY,
141 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
143 .flags = FORMAT_FLAGS_PACKED,
147 static const struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
151 for (i = 0; i < ARRAY_SIZE(formats); i++)
152 if (formats[i].fourcc == fourcc)
157 /* ------------------------------------------------------------------- */
160 /* control information */
167 /* control register information */
175 static const struct cx88_ctrl cx8800_vid_ctls[] = {
178 .id = V4L2_CID_BRIGHTNESS,
182 .default_value = 0x7f,
184 .reg = MO_CONTR_BRIGHT,
188 .id = V4L2_CID_CONTRAST,
192 .default_value = 0x3f,
194 .reg = MO_CONTR_BRIGHT,
202 .default_value = 0x7f,
208 /* strictly, this only describes only U saturation.
209 * V saturation is handled specially through code.
211 .id = V4L2_CID_SATURATION,
215 .default_value = 0x7f,
217 .reg = MO_UV_SATURATION,
221 .id = V4L2_CID_SHARPNESS,
225 .default_value = 0x0,
227 /* NOTE: the value is converted and written to both even
228 and odd registers in the code */
229 .reg = MO_FILTER_ODD,
233 .id = V4L2_CID_CHROMA_AGC,
236 .default_value = 0x1,
237 .reg = MO_INPUT_FORMAT,
241 .id = V4L2_CID_COLOR_KILLER,
244 .default_value = 0x1,
245 .reg = MO_INPUT_FORMAT,
249 .id = V4L2_CID_BAND_STOP_FILTER,
253 .default_value = 0x0,
261 static const struct cx88_ctrl cx8800_aud_ctls[] = {
264 .id = V4L2_CID_AUDIO_MUTE,
269 .sreg = SHADOW_AUD_VOL_CTL,
273 .id = V4L2_CID_AUDIO_VOLUME,
277 .default_value = 0x3f,
279 .sreg = SHADOW_AUD_VOL_CTL,
283 .id = V4L2_CID_AUDIO_BALANCE,
287 .default_value = 0x40,
289 .sreg = SHADOW_AUD_BAL_CTL,
296 CX8800_VID_CTLS = ARRAY_SIZE(cx8800_vid_ctls),
297 CX8800_AUD_CTLS = ARRAY_SIZE(cx8800_aud_ctls),
300 /* ------------------------------------------------------------------- */
301 /* resource management */
303 static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
305 struct cx88_core *core = dev->core;
306 if (fh->resources & bit)
307 /* have it already allocated */
311 mutex_lock(&core->lock);
312 if (dev->resources & bit) {
313 /* no, someone else uses it */
314 mutex_unlock(&core->lock);
317 /* it's free, grab it */
318 fh->resources |= bit;
319 dev->resources |= bit;
320 dprintk(1,"res: get %d\n",bit);
321 mutex_unlock(&core->lock);
326 int res_check(struct cx8800_fh *fh, unsigned int bit)
328 return (fh->resources & bit);
332 int res_locked(struct cx8800_dev *dev, unsigned int bit)
334 return (dev->resources & bit);
338 void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
340 struct cx88_core *core = dev->core;
341 BUG_ON((fh->resources & bits) != bits);
343 mutex_lock(&core->lock);
344 fh->resources &= ~bits;
345 dev->resources &= ~bits;
346 dprintk(1,"res: put %d\n",bits);
347 mutex_unlock(&core->lock);
350 /* ------------------------------------------------------------------ */
352 int cx88_video_mux(struct cx88_core *core, unsigned int input)
354 /* struct cx88_core *core = dev->core; */
356 dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
357 input, INPUT(input).vmux,
358 INPUT(input).gpio0,INPUT(input).gpio1,
359 INPUT(input).gpio2,INPUT(input).gpio3);
361 cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
362 cx_write(MO_GP3_IO, INPUT(input).gpio3);
363 cx_write(MO_GP0_IO, INPUT(input).gpio0);
364 cx_write(MO_GP1_IO, INPUT(input).gpio1);
365 cx_write(MO_GP2_IO, INPUT(input).gpio2);
367 switch (INPUT(input).type) {
368 case CX88_VMUX_SVIDEO:
369 cx_set(MO_AFECFG_IO, 0x00000001);
370 cx_set(MO_INPUT_FORMAT, 0x00010010);
371 cx_set(MO_FILTER_EVEN, 0x00002020);
372 cx_set(MO_FILTER_ODD, 0x00002020);
375 cx_clear(MO_AFECFG_IO, 0x00000001);
376 cx_clear(MO_INPUT_FORMAT, 0x00010010);
377 cx_clear(MO_FILTER_EVEN, 0x00002020);
378 cx_clear(MO_FILTER_ODD, 0x00002020);
382 /* if there are audioroutes defined, we have an external
383 ADC to deal with audio */
384 if (INPUT(input).audioroute) {
385 /* The wm8775 module has the "2" route hardwired into
386 the initialization. Some boards may use different
387 routes for different inputs. HVR-1300 surely does */
388 if (core->board.audio_chip &&
389 core->board.audio_chip == V4L2_IDENT_WM8775) {
390 call_all(core, audio, s_routing,
391 INPUT(input).audioroute, 0, 0);
393 /* cx2388's C-ADC is connected to the tuner only.
394 When used with S-Video, that ADC is busy dealing with
395 chroma, so an external must be used for baseband audio */
396 if (INPUT(input).type != CX88_VMUX_TELEVISION &&
397 INPUT(input).type != CX88_VMUX_CABLE) {
399 core->tvaudio = WW_I2SADC;
400 cx88_set_tvaudio(core);
403 cx_write(AUD_I2SCNTL, 0x0);
404 cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
410 EXPORT_SYMBOL(cx88_video_mux);
412 /* ------------------------------------------------------------------ */
414 static int start_video_dma(struct cx8800_dev *dev,
415 struct cx88_dmaqueue *q,
416 struct cx88_buffer *buf)
418 struct cx88_core *core = dev->core;
420 /* setup fifo + format */
421 cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
422 buf->bpl, buf->risc.dma);
423 cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
424 cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
427 cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
431 cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
433 /* Enables corresponding bits at PCI_INT_STAT:
434 bits 0 to 4: video, audio, transport stream, VIP, Host
436 bits 8 and 9: DMA complete for: SRC, DST
437 bits 10 and 11: BERR signal asserted for RISC: RD, WR
438 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
440 cx_set(MO_VID_INTMSK, 0x0f0011);
443 cx_set(VID_CAPTURE_CONTROL,0x06);
446 cx_set(MO_DEV_CNTRL2, (1<<5));
447 cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
453 static int stop_video_dma(struct cx8800_dev *dev)
455 struct cx88_core *core = dev->core;
458 cx_clear(MO_VID_DMACNTRL, 0x11);
460 /* disable capture */
461 cx_clear(VID_CAPTURE_CONTROL,0x06);
464 cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
465 cx_clear(MO_VID_INTMSK, 0x0f0011);
470 static int restart_video_queue(struct cx8800_dev *dev,
471 struct cx88_dmaqueue *q)
473 struct cx88_core *core = dev->core;
474 struct cx88_buffer *buf, *prev;
476 if (!list_empty(&q->active)) {
477 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
478 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
480 start_video_dma(dev, q, buf);
481 list_for_each_entry(buf, &q->active, vb.queue)
482 buf->count = q->count++;
483 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
489 if (list_empty(&q->queued))
491 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
493 list_move_tail(&buf->vb.queue, &q->active);
494 start_video_dma(dev, q, buf);
495 buf->vb.state = VIDEOBUF_ACTIVE;
496 buf->count = q->count++;
497 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
498 dprintk(2,"[%p/%d] restart_queue - first active\n",
501 } else if (prev->vb.width == buf->vb.width &&
502 prev->vb.height == buf->vb.height &&
503 prev->fmt == buf->fmt) {
504 list_move_tail(&buf->vb.queue, &q->active);
505 buf->vb.state = VIDEOBUF_ACTIVE;
506 buf->count = q->count++;
507 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
508 dprintk(2,"[%p/%d] restart_queue - move to active\n",
517 /* ------------------------------------------------------------------ */
520 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
522 struct cx8800_fh *fh = q->priv_data;
523 struct cx8800_dev *dev = fh->dev;
525 *size = dev->fmt->depth * dev->width * dev->height >> 3;
528 if (*size * *count > vid_limit * 1024 * 1024)
529 *count = (vid_limit * 1024 * 1024) / *size;
534 buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
535 enum v4l2_field field)
537 struct cx8800_fh *fh = q->priv_data;
538 struct cx8800_dev *dev = fh->dev;
539 struct cx88_core *core = dev->core;
540 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
541 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
542 int rc, init_buffer = 0;
544 BUG_ON(NULL == dev->fmt);
545 if (dev->width < 48 || dev->width > norm_maxw(core->tvnorm) ||
546 dev->height < 32 || dev->height > norm_maxh(core->tvnorm))
548 buf->vb.size = (dev->width * dev->height * dev->fmt->depth) >> 3;
549 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
552 if (buf->fmt != dev->fmt ||
553 buf->vb.width != dev->width ||
554 buf->vb.height != dev->height ||
555 buf->vb.field != field) {
557 buf->vb.width = dev->width;
558 buf->vb.height = dev->height;
559 buf->vb.field = field;
563 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
565 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
570 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
571 switch (buf->vb.field) {
573 cx88_risc_buffer(dev->pci, &buf->risc,
574 dma->sglist, 0, UNSET,
575 buf->bpl, 0, buf->vb.height);
577 case V4L2_FIELD_BOTTOM:
578 cx88_risc_buffer(dev->pci, &buf->risc,
579 dma->sglist, UNSET, 0,
580 buf->bpl, 0, buf->vb.height);
582 case V4L2_FIELD_INTERLACED:
583 cx88_risc_buffer(dev->pci, &buf->risc,
584 dma->sglist, 0, buf->bpl,
586 buf->vb.height >> 1);
588 case V4L2_FIELD_SEQ_TB:
589 cx88_risc_buffer(dev->pci, &buf->risc,
591 0, buf->bpl * (buf->vb.height >> 1),
593 buf->vb.height >> 1);
595 case V4L2_FIELD_SEQ_BT:
596 cx88_risc_buffer(dev->pci, &buf->risc,
598 buf->bpl * (buf->vb.height >> 1), 0,
600 buf->vb.height >> 1);
606 dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
608 dev->width, dev->height, dev->fmt->depth, dev->fmt->name,
609 (unsigned long)buf->risc.dma);
611 buf->vb.state = VIDEOBUF_PREPARED;
615 cx88_free_buffer(q,buf);
620 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
622 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
623 struct cx88_buffer *prev;
624 struct cx8800_fh *fh = vq->priv_data;
625 struct cx8800_dev *dev = fh->dev;
626 struct cx88_core *core = dev->core;
627 struct cx88_dmaqueue *q = &dev->vidq;
629 /* add jump to stopper */
630 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
631 buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
633 if (!list_empty(&q->queued)) {
634 list_add_tail(&buf->vb.queue,&q->queued);
635 buf->vb.state = VIDEOBUF_QUEUED;
636 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
639 } else if (list_empty(&q->active)) {
640 list_add_tail(&buf->vb.queue,&q->active);
641 start_video_dma(dev, q, buf);
642 buf->vb.state = VIDEOBUF_ACTIVE;
643 buf->count = q->count++;
644 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
645 dprintk(2,"[%p/%d] buffer_queue - first active\n",
649 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
650 if (prev->vb.width == buf->vb.width &&
651 prev->vb.height == buf->vb.height &&
652 prev->fmt == buf->fmt) {
653 list_add_tail(&buf->vb.queue,&q->active);
654 buf->vb.state = VIDEOBUF_ACTIVE;
655 buf->count = q->count++;
656 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
657 dprintk(2,"[%p/%d] buffer_queue - append to active\n",
661 list_add_tail(&buf->vb.queue,&q->queued);
662 buf->vb.state = VIDEOBUF_QUEUED;
663 dprintk(2,"[%p/%d] buffer_queue - first queued\n",
669 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
671 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
673 cx88_free_buffer(q,buf);
676 static const struct videobuf_queue_ops cx8800_video_qops = {
677 .buf_setup = buffer_setup,
678 .buf_prepare = buffer_prepare,
679 .buf_queue = buffer_queue,
680 .buf_release = buffer_release,
683 /* ------------------------------------------------------------------ */
686 /* ------------------------------------------------------------------ */
688 static struct videobuf_queue *get_queue(struct file *file)
690 struct video_device *vdev = video_devdata(file);
691 struct cx8800_fh *fh = file->private_data;
693 switch (vdev->vfl_type) {
694 case VFL_TYPE_GRABBER:
704 static int get_resource(struct file *file)
706 struct video_device *vdev = video_devdata(file);
708 switch (vdev->vfl_type) {
709 case VFL_TYPE_GRABBER:
710 return RESOURCE_VIDEO;
719 static int video_open(struct file *file)
721 struct video_device *vdev = video_devdata(file);
722 struct cx8800_dev *dev = video_drvdata(file);
723 struct cx88_core *core = dev->core;
724 struct cx8800_fh *fh;
725 enum v4l2_buf_type type = 0;
728 switch (vdev->vfl_type) {
729 case VFL_TYPE_GRABBER:
730 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
733 type = V4L2_BUF_TYPE_VBI_CAPTURE;
740 dprintk(1, "open dev=%s radio=%d type=%s\n",
741 video_device_node_name(vdev), radio, v4l2_type_names[type]);
743 /* allocate + initialize per filehandle data */
744 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
748 v4l2_fh_init(&fh->fh, vdev);
749 file->private_data = fh;
752 mutex_lock(&core->lock);
754 videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops,
755 &dev->pci->dev, &dev->slock,
756 V4L2_BUF_TYPE_VIDEO_CAPTURE,
757 V4L2_FIELD_INTERLACED,
758 sizeof(struct cx88_buffer),
760 videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
761 &dev->pci->dev, &dev->slock,
762 V4L2_BUF_TYPE_VBI_CAPTURE,
764 sizeof(struct cx88_buffer),
767 if (vdev->vfl_type == VFL_TYPE_RADIO) {
768 dprintk(1,"video_open: setting radio device\n");
769 cx_write(MO_GP3_IO, core->board.radio.gpio3);
770 cx_write(MO_GP0_IO, core->board.radio.gpio0);
771 cx_write(MO_GP1_IO, core->board.radio.gpio1);
772 cx_write(MO_GP2_IO, core->board.radio.gpio2);
773 if (core->board.radio.audioroute) {
774 if(core->board.audio_chip &&
775 core->board.audio_chip == V4L2_IDENT_WM8775) {
776 call_all(core, audio, s_routing,
777 core->board.radio.audioroute, 0, 0);
780 core->tvaudio = WW_I2SADC;
781 cx88_set_tvaudio(core);
784 core->tvaudio = WW_FM;
785 cx88_set_tvaudio(core);
786 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
788 call_all(core, tuner, s_radio);
792 mutex_unlock(&core->lock);
793 v4l2_fh_add(&fh->fh);
799 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
801 struct video_device *vdev = video_devdata(file);
802 struct cx8800_fh *fh = file->private_data;
804 switch (vdev->vfl_type) {
805 case VFL_TYPE_GRABBER:
806 if (res_locked(fh->dev,RESOURCE_VIDEO))
808 return videobuf_read_one(&fh->vidq, data, count, ppos,
809 file->f_flags & O_NONBLOCK);
811 if (!res_get(fh->dev,fh,RESOURCE_VBI))
813 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
814 file->f_flags & O_NONBLOCK);
822 video_poll(struct file *file, struct poll_table_struct *wait)
824 struct video_device *vdev = video_devdata(file);
825 struct cx8800_fh *fh = file->private_data;
826 struct cx88_buffer *buf;
827 unsigned int rc = v4l2_ctrl_poll(file, wait);
829 if (vdev->vfl_type == VFL_TYPE_VBI) {
830 if (!res_get(fh->dev,fh,RESOURCE_VBI))
832 return rc | videobuf_poll_stream(file, &fh->vbiq, wait);
834 mutex_lock(&fh->vidq.vb_lock);
835 if (res_check(fh,RESOURCE_VIDEO)) {
836 /* streaming capture */
837 if (list_empty(&fh->vidq.stream))
839 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
842 buf = (struct cx88_buffer*)fh->vidq.read_buf;
846 poll_wait(file, &buf->vb.done, wait);
847 if (buf->vb.state == VIDEOBUF_DONE ||
848 buf->vb.state == VIDEOBUF_ERROR)
849 rc |= POLLIN|POLLRDNORM;
851 mutex_unlock(&fh->vidq.vb_lock);
855 static int video_release(struct file *file)
857 struct cx8800_fh *fh = file->private_data;
858 struct cx8800_dev *dev = fh->dev;
860 /* turn off overlay */
861 if (res_check(fh, RESOURCE_OVERLAY)) {
863 res_free(dev,fh,RESOURCE_OVERLAY);
866 /* stop video capture */
867 if (res_check(fh, RESOURCE_VIDEO)) {
868 videobuf_queue_cancel(&fh->vidq);
869 res_free(dev,fh,RESOURCE_VIDEO);
871 if (fh->vidq.read_buf) {
872 buffer_release(&fh->vidq,fh->vidq.read_buf);
873 kfree(fh->vidq.read_buf);
876 /* stop vbi capture */
877 if (res_check(fh, RESOURCE_VBI)) {
878 videobuf_stop(&fh->vbiq);
879 res_free(dev,fh,RESOURCE_VBI);
882 videobuf_mmap_free(&fh->vidq);
883 videobuf_mmap_free(&fh->vbiq);
885 mutex_lock(&dev->core->lock);
886 v4l2_fh_del(&fh->fh);
887 v4l2_fh_exit(&fh->fh);
888 file->private_data = NULL;
892 if (!dev->core->users)
893 call_all(dev->core, core, s_power, 0);
894 mutex_unlock(&dev->core->lock);
900 video_mmap(struct file *file, struct vm_area_struct * vma)
902 return videobuf_mmap_mapper(get_queue(file), vma);
905 /* ------------------------------------------------------------------ */
906 /* VIDEO CTRL IOCTLS */
908 static int cx8800_s_vid_ctrl(struct v4l2_ctrl *ctrl)
910 struct cx88_core *core =
911 container_of(ctrl->handler, struct cx88_core, video_hdl);
912 const struct cx88_ctrl *cc = ctrl->priv;
917 case V4L2_CID_SATURATION:
918 /* special v_sat handling */
920 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
922 if (core->tvnorm & V4L2_STD_SECAM) {
923 /* For SECAM, both U and V sat should be equal */
924 value = value << 8 | value;
926 /* Keeps U Saturation proportional to V Sat */
927 value = (value * 0x5a) / 0x7f << 8 | value;
931 case V4L2_CID_SHARPNESS:
932 /* 0b000, 0b100, 0b101, 0b110, or 0b111 */
933 value = (ctrl->val < 1 ? 0 : ((ctrl->val + 3) << 7));
934 /* needs to be set for both fields */
935 cx_andor(MO_FILTER_EVEN, mask, value);
937 case V4L2_CID_CHROMA_AGC:
938 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
941 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
944 dprintk(1, "set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
945 ctrl->id, ctrl->name, ctrl->val, cc->reg, value,
946 mask, cc->sreg ? " [shadowed]" : "");
948 cx_sandor(cc->sreg, cc->reg, mask, value);
950 cx_andor(cc->reg, mask, value);
954 static int cx8800_s_aud_ctrl(struct v4l2_ctrl *ctrl)
956 struct cx88_core *core =
957 container_of(ctrl->handler, struct cx88_core, audio_hdl);
958 const struct cx88_ctrl *cc = ctrl->priv;
961 /* Pass changes onto any WM8775 */
962 if (core->board.audio_chip == V4L2_IDENT_WM8775) {
964 case V4L2_CID_AUDIO_MUTE:
965 wm8775_s_ctrl(core, ctrl->id, ctrl->val);
967 case V4L2_CID_AUDIO_VOLUME:
968 wm8775_s_ctrl(core, ctrl->id, (ctrl->val) ?
969 (0x90 + ctrl->val) << 8 : 0);
971 case V4L2_CID_AUDIO_BALANCE:
972 wm8775_s_ctrl(core, ctrl->id, ctrl->val << 9);
981 case V4L2_CID_AUDIO_BALANCE:
982 value = (ctrl->val < 0x40) ? (0x7f - ctrl->val) : (ctrl->val - 0x40);
984 case V4L2_CID_AUDIO_VOLUME:
985 value = 0x3f - (ctrl->val & 0x3f);
988 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
991 dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
992 ctrl->id, ctrl->name, ctrl->val, cc->reg, value,
993 mask, cc->sreg ? " [shadowed]" : "");
995 cx_sandor(cc->sreg, cc->reg, mask, value);
997 cx_andor(cc->reg, mask, value);
1001 /* ------------------------------------------------------------------ */
1004 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1005 struct v4l2_format *f)
1007 struct cx8800_fh *fh = priv;
1008 struct cx8800_dev *dev = fh->dev;
1010 f->fmt.pix.width = dev->width;
1011 f->fmt.pix.height = dev->height;
1012 f->fmt.pix.field = fh->vidq.field;
1013 f->fmt.pix.pixelformat = dev->fmt->fourcc;
1014 f->fmt.pix.bytesperline =
1015 (f->fmt.pix.width * dev->fmt->depth) >> 3;
1016 f->fmt.pix.sizeimage =
1017 f->fmt.pix.height * f->fmt.pix.bytesperline;
1018 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
1022 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1023 struct v4l2_format *f)
1025 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1026 const struct cx8800_fmt *fmt;
1027 enum v4l2_field field;
1028 unsigned int maxw, maxh;
1030 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1034 field = f->fmt.pix.field;
1035 maxw = norm_maxw(core->tvnorm);
1036 maxh = norm_maxh(core->tvnorm);
1038 if (V4L2_FIELD_ANY == field) {
1039 field = (f->fmt.pix.height > maxh/2)
1040 ? V4L2_FIELD_INTERLACED
1041 : V4L2_FIELD_BOTTOM;
1045 case V4L2_FIELD_TOP:
1046 case V4L2_FIELD_BOTTOM:
1049 case V4L2_FIELD_INTERLACED:
1055 f->fmt.pix.field = field;
1056 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
1057 &f->fmt.pix.height, 32, maxh, 0, 0);
1058 f->fmt.pix.bytesperline =
1059 (f->fmt.pix.width * fmt->depth) >> 3;
1060 f->fmt.pix.sizeimage =
1061 f->fmt.pix.height * f->fmt.pix.bytesperline;
1066 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1067 struct v4l2_format *f)
1069 struct cx8800_fh *fh = priv;
1070 struct cx8800_dev *dev = fh->dev;
1071 int err = vidioc_try_fmt_vid_cap (file,priv,f);
1075 dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1076 dev->width = f->fmt.pix.width;
1077 dev->height = f->fmt.pix.height;
1078 fh->vidq.field = f->fmt.pix.field;
1082 void cx88_querycap(struct file *file, struct cx88_core *core,
1083 struct v4l2_capability *cap)
1085 struct video_device *vdev = video_devdata(file);
1087 strlcpy(cap->card, core->board.name, sizeof(cap->card));
1088 cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
1089 if (UNSET != core->board.tuner_type)
1090 cap->device_caps |= V4L2_CAP_TUNER;
1091 switch (vdev->vfl_type) {
1092 case VFL_TYPE_RADIO:
1093 cap->device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER;
1095 case VFL_TYPE_GRABBER:
1096 cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
1099 cap->device_caps |= V4L2_CAP_VBI_CAPTURE;
1102 cap->capabilities = cap->device_caps | V4L2_CAP_VIDEO_CAPTURE |
1103 V4L2_CAP_VBI_CAPTURE | V4L2_CAP_DEVICE_CAPS;
1104 if (core->board.radio.type == CX88_RADIO)
1105 cap->capabilities |= V4L2_CAP_RADIO;
1107 EXPORT_SYMBOL(cx88_querycap);
1109 static int vidioc_querycap(struct file *file, void *priv,
1110 struct v4l2_capability *cap)
1112 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
1113 struct cx88_core *core = dev->core;
1115 strcpy(cap->driver, "cx8800");
1116 sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1117 cx88_querycap(file, core, cap);
1121 static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
1122 struct v4l2_fmtdesc *f)
1124 if (unlikely(f->index >= ARRAY_SIZE(formats)))
1127 strlcpy(f->description,formats[f->index].name,sizeof(f->description));
1128 f->pixelformat = formats[f->index].fourcc;
1133 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
1135 return videobuf_reqbufs(get_queue(file), p);
1138 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
1140 return videobuf_querybuf(get_queue(file), p);
1143 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1145 return videobuf_qbuf(get_queue(file), p);
1148 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1150 return videobuf_dqbuf(get_queue(file), p,
1151 file->f_flags & O_NONBLOCK);
1154 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
1156 struct video_device *vdev = video_devdata(file);
1157 struct cx8800_fh *fh = priv;
1158 struct cx8800_dev *dev = fh->dev;
1160 if ((vdev->vfl_type == VFL_TYPE_GRABBER && i != V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
1161 (vdev->vfl_type == VFL_TYPE_VBI && i != V4L2_BUF_TYPE_VBI_CAPTURE))
1164 if (unlikely(!res_get(dev, fh, get_resource(file))))
1166 return videobuf_streamon(get_queue(file));
1169 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1171 struct video_device *vdev = video_devdata(file);
1172 struct cx8800_fh *fh = priv;
1173 struct cx8800_dev *dev = fh->dev;
1176 if ((vdev->vfl_type == VFL_TYPE_GRABBER && i != V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
1177 (vdev->vfl_type == VFL_TYPE_VBI && i != V4L2_BUF_TYPE_VBI_CAPTURE))
1180 res = get_resource(file);
1181 err = videobuf_streamoff(get_queue(file));
1184 res_free(dev,fh,res);
1188 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm)
1190 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1192 *tvnorm = core->tvnorm;
1196 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms)
1198 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1200 mutex_lock(&core->lock);
1201 cx88_set_tvnorm(core,*tvnorms);
1202 mutex_unlock(&core->lock);
1207 /* only one input in this sample driver */
1208 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i)
1210 static const char * const iname[] = {
1211 [ CX88_VMUX_COMPOSITE1 ] = "Composite1",
1212 [ CX88_VMUX_COMPOSITE2 ] = "Composite2",
1213 [ CX88_VMUX_COMPOSITE3 ] = "Composite3",
1214 [ CX88_VMUX_COMPOSITE4 ] = "Composite4",
1215 [ CX88_VMUX_SVIDEO ] = "S-Video",
1216 [ CX88_VMUX_TELEVISION ] = "Television",
1217 [ CX88_VMUX_CABLE ] = "Cable TV",
1218 [ CX88_VMUX_DVB ] = "DVB",
1219 [ CX88_VMUX_DEBUG ] = "for debug only",
1221 unsigned int n = i->index;
1225 if (0 == INPUT(n).type)
1227 i->type = V4L2_INPUT_TYPE_CAMERA;
1228 strcpy(i->name,iname[INPUT(n).type]);
1229 if ((CX88_VMUX_TELEVISION == INPUT(n).type) ||
1230 (CX88_VMUX_CABLE == INPUT(n).type)) {
1231 i->type = V4L2_INPUT_TYPE_TUNER;
1233 i->std = CX88_NORMS;
1236 EXPORT_SYMBOL(cx88_enum_input);
1238 static int vidioc_enum_input (struct file *file, void *priv,
1239 struct v4l2_input *i)
1241 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1242 return cx88_enum_input (core,i);
1245 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1247 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1253 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1255 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1259 if (0 == INPUT(i).type)
1262 mutex_lock(&core->lock);
1263 cx88_newstation(core);
1264 cx88_video_mux(core,i);
1265 mutex_unlock(&core->lock);
1269 static int vidioc_g_tuner (struct file *file, void *priv,
1270 struct v4l2_tuner *t)
1272 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1275 if (unlikely(UNSET == core->board.tuner_type))
1280 strcpy(t->name, "Television");
1281 t->capability = V4L2_TUNER_CAP_NORM;
1282 t->rangehigh = 0xffffffffUL;
1283 call_all(core, tuner, g_tuner, t);
1285 cx88_get_stereo(core ,t);
1286 reg = cx_read(MO_DEVICE_STATUS);
1287 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1291 static int vidioc_s_tuner (struct file *file, void *priv,
1292 struct v4l2_tuner *t)
1294 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1296 if (UNSET == core->board.tuner_type)
1301 cx88_set_stereo(core, t->audmode, 1);
1305 static int vidioc_g_frequency (struct file *file, void *priv,
1306 struct v4l2_frequency *f)
1308 struct cx8800_fh *fh = priv;
1309 struct cx88_core *core = fh->dev->core;
1311 if (unlikely(UNSET == core->board.tuner_type))
1316 f->frequency = core->freq;
1318 call_all(core, tuner, g_frequency, f);
1323 int cx88_set_freq (struct cx88_core *core,
1324 struct v4l2_frequency *f)
1326 if (unlikely(UNSET == core->board.tuner_type))
1328 if (unlikely(f->tuner != 0))
1331 mutex_lock(&core->lock);
1332 cx88_newstation(core);
1333 call_all(core, tuner, s_frequency, f);
1334 call_all(core, tuner, g_frequency, f);
1335 core->freq = f->frequency;
1337 /* When changing channels it is required to reset TVAUDIO */
1339 cx88_set_tvaudio(core);
1341 mutex_unlock(&core->lock);
1345 EXPORT_SYMBOL(cx88_set_freq);
1347 static int vidioc_s_frequency (struct file *file, void *priv,
1348 struct v4l2_frequency *f)
1350 struct cx8800_fh *fh = priv;
1351 struct cx88_core *core = fh->dev->core;
1353 return cx88_set_freq(core, f);
1356 static int vidioc_g_chip_ident(struct file *file, void *priv,
1357 struct v4l2_dbg_chip_ident *chip)
1359 if (!v4l2_chip_match_host(&chip->match))
1362 chip->ident = V4L2_IDENT_UNKNOWN;
1366 #ifdef CONFIG_VIDEO_ADV_DEBUG
1367 static int vidioc_g_register (struct file *file, void *fh,
1368 struct v4l2_dbg_register *reg)
1370 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1372 if (!v4l2_chip_match_host(®->match))
1374 /* cx2388x has a 24-bit register space */
1375 reg->val = cx_read(reg->reg & 0xffffff);
1380 static int vidioc_s_register (struct file *file, void *fh,
1381 struct v4l2_dbg_register *reg)
1383 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1385 if (!v4l2_chip_match_host(®->match))
1387 cx_write(reg->reg & 0xffffff, reg->val);
1392 /* ----------------------------------------------------------- */
1393 /* RADIO ESPECIFIC IOCTLS */
1394 /* ----------------------------------------------------------- */
1396 static int radio_g_tuner (struct file *file, void *priv,
1397 struct v4l2_tuner *t)
1399 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1401 if (unlikely(t->index > 0))
1404 strcpy(t->name, "Radio");
1406 call_all(core, tuner, g_tuner, t);
1410 /* FIXME: Should add a standard for radio */
1412 static int radio_s_tuner (struct file *file, void *priv,
1413 struct v4l2_tuner *t)
1415 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1419 if (t->audmode > V4L2_TUNER_MODE_STEREO)
1420 t->audmode = V4L2_TUNER_MODE_STEREO;
1422 call_all(core, tuner, s_tuner, t);
1427 /* ----------------------------------------------------------- */
1429 static void cx8800_vid_timeout(unsigned long data)
1431 struct cx8800_dev *dev = (struct cx8800_dev*)data;
1432 struct cx88_core *core = dev->core;
1433 struct cx88_dmaqueue *q = &dev->vidq;
1434 struct cx88_buffer *buf;
1435 unsigned long flags;
1437 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1439 cx_clear(MO_VID_DMACNTRL, 0x11);
1440 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1442 spin_lock_irqsave(&dev->slock,flags);
1443 while (!list_empty(&q->active)) {
1444 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1445 list_del(&buf->vb.queue);
1446 buf->vb.state = VIDEOBUF_ERROR;
1447 wake_up(&buf->vb.done);
1448 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1449 buf, buf->vb.i, (unsigned long)buf->risc.dma);
1451 restart_video_queue(dev,q);
1452 spin_unlock_irqrestore(&dev->slock,flags);
1455 static const char *cx88_vid_irqs[32] = {
1456 "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1457 "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1458 "y_oflow", "u_oflow", "v_oflow", "vbi_oflow",
1459 "y_sync", "u_sync", "v_sync", "vbi_sync",
1460 "opc_err", "par_err", "rip_err", "pci_abort",
1463 static void cx8800_vid_irq(struct cx8800_dev *dev)
1465 struct cx88_core *core = dev->core;
1466 u32 status, mask, count;
1468 status = cx_read(MO_VID_INTSTAT);
1469 mask = cx_read(MO_VID_INTMSK);
1470 if (0 == (status & mask))
1472 cx_write(MO_VID_INTSTAT, status);
1473 if (irq_debug || (status & mask & ~0xff))
1474 cx88_print_irqbits(core->name, "irq vid",
1475 cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1478 /* risc op code error */
1479 if (status & (1 << 16)) {
1480 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1481 cx_clear(MO_VID_DMACNTRL, 0x11);
1482 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1483 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1487 if (status & 0x01) {
1488 spin_lock(&dev->slock);
1489 count = cx_read(MO_VIDY_GPCNT);
1490 cx88_wakeup(core, &dev->vidq, count);
1491 spin_unlock(&dev->slock);
1495 if (status & 0x08) {
1496 spin_lock(&dev->slock);
1497 count = cx_read(MO_VBI_GPCNT);
1498 cx88_wakeup(core, &dev->vbiq, count);
1499 spin_unlock(&dev->slock);
1503 if (status & 0x10) {
1504 dprintk(2,"stopper video\n");
1505 spin_lock(&dev->slock);
1506 restart_video_queue(dev,&dev->vidq);
1507 spin_unlock(&dev->slock);
1511 if (status & 0x80) {
1512 dprintk(2,"stopper vbi\n");
1513 spin_lock(&dev->slock);
1514 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1515 spin_unlock(&dev->slock);
1519 static irqreturn_t cx8800_irq(int irq, void *dev_id)
1521 struct cx8800_dev *dev = dev_id;
1522 struct cx88_core *core = dev->core;
1524 int loop, handled = 0;
1526 for (loop = 0; loop < 10; loop++) {
1527 status = cx_read(MO_PCI_INTSTAT) &
1528 (core->pci_irqmask | PCI_INT_VIDINT);
1531 cx_write(MO_PCI_INTSTAT, status);
1534 if (status & core->pci_irqmask)
1535 cx88_core_irq(core,status);
1536 if (status & PCI_INT_VIDINT)
1537 cx8800_vid_irq(dev);
1540 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1542 cx_write(MO_PCI_INTMSK,0);
1546 return IRQ_RETVAL(handled);
1549 /* ----------------------------------------------------------- */
1550 /* exported stuff */
1552 static const struct v4l2_file_operations video_fops =
1554 .owner = THIS_MODULE,
1556 .release = video_release,
1560 .unlocked_ioctl = video_ioctl2,
1563 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1564 .vidioc_querycap = vidioc_querycap,
1565 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1566 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1567 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1568 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1569 .vidioc_reqbufs = vidioc_reqbufs,
1570 .vidioc_querybuf = vidioc_querybuf,
1571 .vidioc_qbuf = vidioc_qbuf,
1572 .vidioc_dqbuf = vidioc_dqbuf,
1573 .vidioc_g_std = vidioc_g_std,
1574 .vidioc_s_std = vidioc_s_std,
1575 .vidioc_enum_input = vidioc_enum_input,
1576 .vidioc_g_input = vidioc_g_input,
1577 .vidioc_s_input = vidioc_s_input,
1578 .vidioc_streamon = vidioc_streamon,
1579 .vidioc_streamoff = vidioc_streamoff,
1580 .vidioc_g_tuner = vidioc_g_tuner,
1581 .vidioc_s_tuner = vidioc_s_tuner,
1582 .vidioc_g_frequency = vidioc_g_frequency,
1583 .vidioc_s_frequency = vidioc_s_frequency,
1584 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
1585 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1586 .vidioc_g_chip_ident = vidioc_g_chip_ident,
1587 #ifdef CONFIG_VIDEO_ADV_DEBUG
1588 .vidioc_g_register = vidioc_g_register,
1589 .vidioc_s_register = vidioc_s_register,
1593 static const struct video_device cx8800_video_template = {
1594 .name = "cx8800-video",
1595 .fops = &video_fops,
1596 .ioctl_ops = &video_ioctl_ops,
1597 .tvnorms = CX88_NORMS,
1600 static const struct v4l2_ioctl_ops vbi_ioctl_ops = {
1601 .vidioc_querycap = vidioc_querycap,
1602 .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt,
1603 .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt,
1604 .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt,
1605 .vidioc_reqbufs = vidioc_reqbufs,
1606 .vidioc_querybuf = vidioc_querybuf,
1607 .vidioc_qbuf = vidioc_qbuf,
1608 .vidioc_dqbuf = vidioc_dqbuf,
1609 .vidioc_g_std = vidioc_g_std,
1610 .vidioc_s_std = vidioc_s_std,
1611 .vidioc_enum_input = vidioc_enum_input,
1612 .vidioc_g_input = vidioc_g_input,
1613 .vidioc_s_input = vidioc_s_input,
1614 .vidioc_streamon = vidioc_streamon,
1615 .vidioc_streamoff = vidioc_streamoff,
1616 .vidioc_g_tuner = vidioc_g_tuner,
1617 .vidioc_s_tuner = vidioc_s_tuner,
1618 .vidioc_g_frequency = vidioc_g_frequency,
1619 .vidioc_s_frequency = vidioc_s_frequency,
1620 .vidioc_g_chip_ident = vidioc_g_chip_ident,
1621 #ifdef CONFIG_VIDEO_ADV_DEBUG
1622 .vidioc_g_register = vidioc_g_register,
1623 .vidioc_s_register = vidioc_s_register,
1627 static const struct video_device cx8800_vbi_template = {
1628 .name = "cx8800-vbi",
1629 .fops = &video_fops,
1630 .ioctl_ops = &vbi_ioctl_ops,
1631 .tvnorms = CX88_NORMS,
1634 static const struct v4l2_file_operations radio_fops =
1636 .owner = THIS_MODULE,
1638 .poll = v4l2_ctrl_poll,
1639 .release = video_release,
1640 .unlocked_ioctl = video_ioctl2,
1643 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
1644 .vidioc_querycap = vidioc_querycap,
1645 .vidioc_g_tuner = radio_g_tuner,
1646 .vidioc_s_tuner = radio_s_tuner,
1647 .vidioc_g_frequency = vidioc_g_frequency,
1648 .vidioc_s_frequency = vidioc_s_frequency,
1649 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
1650 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1651 .vidioc_g_chip_ident = vidioc_g_chip_ident,
1652 #ifdef CONFIG_VIDEO_ADV_DEBUG
1653 .vidioc_g_register = vidioc_g_register,
1654 .vidioc_s_register = vidioc_s_register,
1658 static const struct video_device cx8800_radio_template = {
1659 .name = "cx8800-radio",
1660 .fops = &radio_fops,
1661 .ioctl_ops = &radio_ioctl_ops,
1664 static const struct v4l2_ctrl_ops cx8800_ctrl_vid_ops = {
1665 .s_ctrl = cx8800_s_vid_ctrl,
1668 static const struct v4l2_ctrl_ops cx8800_ctrl_aud_ops = {
1669 .s_ctrl = cx8800_s_aud_ctrl,
1672 /* ----------------------------------------------------------- */
1674 static void cx8800_unregister_video(struct cx8800_dev *dev)
1676 if (dev->radio_dev) {
1677 if (video_is_registered(dev->radio_dev))
1678 video_unregister_device(dev->radio_dev);
1680 video_device_release(dev->radio_dev);
1681 dev->radio_dev = NULL;
1684 if (video_is_registered(dev->vbi_dev))
1685 video_unregister_device(dev->vbi_dev);
1687 video_device_release(dev->vbi_dev);
1688 dev->vbi_dev = NULL;
1690 if (dev->video_dev) {
1691 if (video_is_registered(dev->video_dev))
1692 video_unregister_device(dev->video_dev);
1694 video_device_release(dev->video_dev);
1695 dev->video_dev = NULL;
1699 static int cx8800_initdev(struct pci_dev *pci_dev,
1700 const struct pci_device_id *pci_id)
1702 struct cx8800_dev *dev;
1703 struct cx88_core *core;
1707 dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1713 if (pci_enable_device(pci_dev)) {
1717 core = cx88_core_get(dev->pci);
1724 /* print pci info */
1725 dev->pci_rev = pci_dev->revision;
1726 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
1727 printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
1728 "latency: %d, mmio: 0x%llx\n", core->name,
1729 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1730 dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
1732 pci_set_master(pci_dev);
1733 if (!pci_dma_supported(pci_dev,DMA_BIT_MASK(32))) {
1734 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1739 /* initialize driver struct */
1740 spin_lock_init(&dev->slock);
1741 core->tvnorm = V4L2_STD_NTSC_M;
1743 /* init video dma queues */
1744 INIT_LIST_HEAD(&dev->vidq.active);
1745 INIT_LIST_HEAD(&dev->vidq.queued);
1746 dev->vidq.timeout.function = cx8800_vid_timeout;
1747 dev->vidq.timeout.data = (unsigned long)dev;
1748 init_timer(&dev->vidq.timeout);
1749 cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1750 MO_VID_DMACNTRL,0x11,0x00);
1752 /* init vbi dma queues */
1753 INIT_LIST_HEAD(&dev->vbiq.active);
1754 INIT_LIST_HEAD(&dev->vbiq.queued);
1755 dev->vbiq.timeout.function = cx8800_vbi_timeout;
1756 dev->vbiq.timeout.data = (unsigned long)dev;
1757 init_timer(&dev->vbiq.timeout);
1758 cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1759 MO_VID_DMACNTRL,0x88,0x00);
1762 err = request_irq(pci_dev->irq, cx8800_irq,
1763 IRQF_SHARED | IRQF_DISABLED, core->name, dev);
1765 printk(KERN_ERR "%s/0: can't get IRQ %d\n",
1766 core->name,pci_dev->irq);
1769 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1771 for (i = 0; i < CX8800_AUD_CTLS; i++) {
1772 const struct cx88_ctrl *cc = &cx8800_aud_ctls[i];
1773 struct v4l2_ctrl *vc;
1775 vc = v4l2_ctrl_new_std(&core->audio_hdl, &cx8800_ctrl_aud_ops,
1776 cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value);
1778 err = core->audio_hdl.error;
1781 vc->priv = (void *)cc;
1784 for (i = 0; i < CX8800_VID_CTLS; i++) {
1785 const struct cx88_ctrl *cc = &cx8800_vid_ctls[i];
1786 struct v4l2_ctrl *vc;
1788 vc = v4l2_ctrl_new_std(&core->video_hdl, &cx8800_ctrl_vid_ops,
1789 cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value);
1791 err = core->video_hdl.error;
1794 vc->priv = (void *)cc;
1795 if (vc->id == V4L2_CID_CHROMA_AGC)
1796 core->chroma_agc = vc;
1798 v4l2_ctrl_add_handler(&core->video_hdl, &core->audio_hdl, NULL);
1800 /* load and configure helper modules */
1802 if (core->board.audio_chip == V4L2_IDENT_WM8775) {
1803 struct i2c_board_info wm8775_info = {
1806 .platform_data = &core->wm8775_data,
1808 struct v4l2_subdev *sd;
1810 if (core->boardnr == CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1)
1811 core->wm8775_data.is_nova_s = true;
1813 core->wm8775_data.is_nova_s = false;
1815 sd = v4l2_i2c_new_subdev_board(&core->v4l2_dev, &core->i2c_adap,
1816 &wm8775_info, NULL);
1818 core->sd_wm8775 = sd;
1819 sd->grp_id = WM8775_GID;
1823 if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) {
1824 /* This probes for a tda9874 as is used on some
1825 Pixelview Ultra boards. */
1826 v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
1827 "tvaudio", 0, I2C_ADDRS(0xb0 >> 1));
1830 switch (core->boardnr) {
1831 case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1832 case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: {
1833 static const struct i2c_board_info rtc_info = {
1834 I2C_BOARD_INFO("isl1208", 0x6f)
1837 request_module("rtc-isl1208");
1838 core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info);
1840 /* break intentionally omitted */
1841 case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1842 request_module("ir-kbd-i2c");
1845 /* Sets device info at pci_dev */
1846 pci_set_drvdata(pci_dev, dev);
1850 dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1852 /* initial device configuration */
1853 mutex_lock(&core->lock);
1854 cx88_set_tvnorm(core, core->tvnorm);
1855 v4l2_ctrl_handler_setup(&core->video_hdl);
1856 v4l2_ctrl_handler_setup(&core->audio_hdl);
1857 cx88_video_mux(core, 0);
1859 /* register v4l devices */
1860 dev->video_dev = cx88_vdev_init(core,dev->pci,
1861 &cx8800_video_template,"video");
1862 video_set_drvdata(dev->video_dev, dev);
1863 dev->video_dev->ctrl_handler = &core->video_hdl;
1864 err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1865 video_nr[core->nr]);
1867 printk(KERN_ERR "%s/0: can't register video device\n",
1871 printk(KERN_INFO "%s/0: registered device %s [v4l2]\n",
1872 core->name, video_device_node_name(dev->video_dev));
1874 dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1875 video_set_drvdata(dev->vbi_dev, dev);
1876 err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1879 printk(KERN_ERR "%s/0: can't register vbi device\n",
1883 printk(KERN_INFO "%s/0: registered device %s\n",
1884 core->name, video_device_node_name(dev->vbi_dev));
1886 if (core->board.radio.type == CX88_RADIO) {
1887 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1888 &cx8800_radio_template,"radio");
1889 video_set_drvdata(dev->radio_dev, dev);
1890 dev->radio_dev->ctrl_handler = &core->audio_hdl;
1891 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1892 radio_nr[core->nr]);
1894 printk(KERN_ERR "%s/0: can't register radio device\n",
1898 printk(KERN_INFO "%s/0: registered device %s\n",
1899 core->name, video_device_node_name(dev->radio_dev));
1902 /* start tvaudio thread */
1903 if (core->board.tuner_type != TUNER_ABSENT) {
1904 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
1905 if (IS_ERR(core->kthread)) {
1906 err = PTR_ERR(core->kthread);
1907 printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n",
1911 mutex_unlock(&core->lock);
1916 cx8800_unregister_video(dev);
1917 free_irq(pci_dev->irq, dev);
1918 mutex_unlock(&core->lock);
1920 cx88_core_put(core,dev->pci);
1926 static void cx8800_finidev(struct pci_dev *pci_dev)
1928 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1929 struct cx88_core *core = dev->core;
1932 if (core->kthread) {
1933 kthread_stop(core->kthread);
1934 core->kthread = NULL;
1940 cx88_shutdown(core); /* FIXME */
1941 pci_disable_device(pci_dev);
1943 /* unregister stuff */
1945 free_irq(pci_dev->irq, dev);
1946 cx8800_unregister_video(dev);
1947 pci_set_drvdata(pci_dev, NULL);
1950 btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
1951 cx88_core_put(core,dev->pci);
1956 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
1958 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1959 struct cx88_core *core = dev->core;
1961 /* stop video+vbi capture */
1962 spin_lock(&dev->slock);
1963 if (!list_empty(&dev->vidq.active)) {
1964 printk("%s/0: suspend video\n", core->name);
1965 stop_video_dma(dev);
1966 del_timer(&dev->vidq.timeout);
1968 if (!list_empty(&dev->vbiq.active)) {
1969 printk("%s/0: suspend vbi\n", core->name);
1970 cx8800_stop_vbi_dma(dev);
1971 del_timer(&dev->vbiq.timeout);
1973 spin_unlock(&dev->slock);
1977 /* FIXME -- shutdown device */
1978 cx88_shutdown(core);
1980 pci_save_state(pci_dev);
1981 if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
1982 pci_disable_device(pci_dev);
1983 dev->state.disabled = 1;
1988 static int cx8800_resume(struct pci_dev *pci_dev)
1990 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1991 struct cx88_core *core = dev->core;
1994 if (dev->state.disabled) {
1995 err=pci_enable_device(pci_dev);
1997 printk(KERN_ERR "%s/0: can't enable device\n",
2002 dev->state.disabled = 0;
2004 err= pci_set_power_state(pci_dev, PCI_D0);
2006 printk(KERN_ERR "%s/0: can't set power state\n", core->name);
2007 pci_disable_device(pci_dev);
2008 dev->state.disabled = 1;
2012 pci_restore_state(pci_dev);
2014 /* FIXME: re-initialize hardware */
2017 cx88_ir_start(core);
2019 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
2021 /* restart video+vbi capture */
2022 spin_lock(&dev->slock);
2023 if (!list_empty(&dev->vidq.active)) {
2024 printk("%s/0: resume video\n", core->name);
2025 restart_video_queue(dev,&dev->vidq);
2027 if (!list_empty(&dev->vbiq.active)) {
2028 printk("%s/0: resume vbi\n", core->name);
2029 cx8800_restart_vbi_queue(dev,&dev->vbiq);
2031 spin_unlock(&dev->slock);
2037 /* ----------------------------------------------------------- */
2039 static const struct pci_device_id cx8800_pci_tbl[] = {
2043 .subvendor = PCI_ANY_ID,
2044 .subdevice = PCI_ANY_ID,
2046 /* --- end of list --- */
2049 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2051 static struct pci_driver cx8800_pci_driver = {
2053 .id_table = cx8800_pci_tbl,
2054 .probe = cx8800_initdev,
2055 .remove = cx8800_finidev,
2057 .suspend = cx8800_suspend,
2058 .resume = cx8800_resume,
2062 static int __init cx8800_init(void)
2064 printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %s loaded\n",
2066 return pci_register_driver(&cx8800_pci_driver);
2069 static void __exit cx8800_fini(void)
2071 pci_unregister_driver(&cx8800_pci_driver);
2074 module_init(cx8800_init);
2075 module_exit(cx8800_fini);