Lines Matching refs:vc
248 struct s2255_vc vc[MAX_CHANNELS];
337 static int s2255_start_acquire(struct s2255_vc *vc);
338 static int s2255_stop_acquire(struct s2255_vc *vc);
339 static void s2255_fillbuff(struct s2255_vc *vc, struct s2255_buffer *buf,
341 static int s2255_set_mode(struct s2255_vc *vc, struct s2255_mode *mode);
409 static int norm_maxw(struct s2255_vc *vc)
411 return (vc->std & V4L2_STD_525_60) ?
415 static int norm_maxh(struct s2255_vc *vc)
417 return (vc->std & V4L2_STD_525_60) ?
421 static int norm_minw(struct s2255_vc *vc)
423 return (vc->std & V4L2_STD_525_60) ?
427 static int norm_minh(struct s2255_vc *vc)
429 return (vc->std & V4L2_STD_525_60) ?
543 static void s2255_got_frame(struct s2255_vc *vc, int jpgsize)
546 struct s2255_dev *dev = to_s2255_dev(vc->vdev.v4l2_dev);
549 spin_lock_irqsave(&vc->qlock, flags);
550 if (list_empty(&vc->buf_list)) {
552 spin_unlock_irqrestore(&vc->qlock, flags);
555 buf = list_entry(vc->buf_list.next,
559 buf->vb.field = vc->field;
560 buf->vb.sequence = vc->frame_count;
561 spin_unlock_irqrestore(&vc->qlock, flags);
563 s2255_fillbuff(vc, buf, jpgsize);
592 static void s2255_fillbuff(struct s2255_vc *vc,
599 struct s2255_dev *dev = vc->dev;
603 last_frame = vc->last_frame;
606 (const char *)vc->buffer.frame[last_frame].lpvbits;
607 switch (vc->fmt->fourcc) {
611 vbuf, vc->width,
612 vc->height,
613 vc->fmt->fourcc);
616 memcpy(vbuf, tmpbuf, vc->width * vc->height);
625 vc->width * vc->height * 2);
630 vc->last_frame = -1;
648 struct s2255_vc *vc = vb2_get_drv_priv(vq);
652 sizes[0] = vc->width * vc->height * (vc->fmt->depth >> 3);
658 struct s2255_vc *vc = vb2_get_drv_priv(vb->vb2_queue);
661 int w = vc->width;
662 int h = vc->height;
665 dprintk(vc->dev, 4, "%s\n", __func__);
666 if (vc->fmt == NULL)
669 if ((w < norm_minw(vc)) ||
670 (w > norm_maxw(vc)) ||
671 (h < norm_minh(vc)) ||
672 (h > norm_maxh(vc))) {
673 dprintk(vc->dev, 4, "invalid buffer prepare\n");
676 size = w * h * (vc->fmt->depth >> 3);
678 dprintk(vc->dev, 4, "invalid buffer prepare\n");
690 struct s2255_vc *vc = vb2_get_drv_priv(vb->vb2_queue);
692 dprintk(vc->dev, 1, "%s\n", __func__);
693 spin_lock_irqsave(&vc->qlock, flags);
694 list_add_tail(&buf->list, &vc->buf_list);
695 spin_unlock_irqrestore(&vc->qlock, flags);
714 struct s2255_vc *vc = video_drvdata(file);
715 struct s2255_dev *dev = vc->dev;
740 struct s2255_vc *vc = video_drvdata(file);
741 int is_ntsc = vc->std & V4L2_STD_525_60;
743 f->fmt.pix.width = vc->width;
744 f->fmt.pix.height = vc->height;
750 f->fmt.pix.pixelformat = vc->fmt->fourcc;
751 f->fmt.pix.bytesperline = f->fmt.pix.width * (vc->fmt->depth >> 3);
762 struct s2255_vc *vc = video_drvdata(file);
763 int is_ntsc = vc->std & V4L2_STD_525_60;
770 dprintk(vc->dev, 50, "%s NTSC: %d suggested width: %d, height: %d\n",
803 dprintk(vc->dev, 50, "%s: set width %d height %d field %d\n", __func__,
811 struct s2255_vc *vc = video_drvdata(file);
813 struct vb2_queue *q = &vc->vb_vidq;
817 ret = vidioc_try_fmt_vid_cap(file, vc, f);
828 dprintk(vc->dev, 1, "queue busy\n");
832 mode = vc->mode;
833 vc->fmt = fmt;
834 vc->width = f->fmt.pix.width;
835 vc->height = f->fmt.pix.height;
836 vc->field = f->fmt.pix.field;
837 if (vc->width > norm_minw(vc)) {
838 if (vc->height > norm_minh(vc)) {
839 if (vc->cap_parm.capturemode &
851 switch (vc->fmt->fourcc) {
860 mode.color |= (vc->jpegqual << 8);
873 if ((mode.color & MASK_COLOR) != (vc->mode.color & MASK_COLOR))
875 else if (mode.scale != vc->mode.scale)
877 else if (mode.format != vc->mode.format)
879 vc->mode = mode;
880 (void) s2255_set_mode(vc, &mode);
981 static int s2255_set_mode(struct s2255_vc *vc,
986 struct s2255_dev *dev = to_s2255_dev(vc->vdev.v4l2_dev);
991 chn_rev = G_chnmap[vc->idx];
992 dprintk(dev, 3, "%s channel: %d\n", __func__, vc->idx);
998 mode->color |= (vc->jpegqual << 8);
1001 vc->mode = *mode;
1002 vc->req_image_size = get_transfer_size(mode);
1003 dprintk(dev, 1, "%s: reqsize %ld\n", __func__, vc->req_image_size);
1009 buffer[3 + i] = cpu_to_le32(((u32 *)&vc->mode)[i]);
1010 vc->setmode_ready = 0;
1016 wait_event_timeout(vc->wait_setmode,
1017 (vc->setmode_ready != 0),
1019 if (vc->setmode_ready != 1) {
1025 vc->mode.restart = 0;
1026 dprintk(dev, 1, "%s chn %d, result: %d\n", __func__, vc->idx, res);
1031 static int s2255_cmd_status(struct s2255_vc *vc, u32 *pstatus)
1035 struct s2255_dev *dev = to_s2255_dev(vc->vdev.v4l2_dev);
1039 chn_rev = G_chnmap[vc->idx];
1040 dprintk(dev, 4, "%s chan %d\n", __func__, vc->idx);
1046 vc->vidstatus_ready = 0;
1048 wait_event_timeout(vc->wait_vidstatus,
1049 (vc->vidstatus_ready != 0),
1051 if (vc->vidstatus_ready != 1) {
1055 *pstatus = vc->vidstatus;
1063 struct s2255_vc *vc = vb2_get_drv_priv(vq);
1066 vc->last_frame = -1;
1067 vc->bad_payload = 0;
1068 vc->cur_frame = 0;
1069 vc->frame_count = 0;
1071 vc->buffer.frame[j].ulState = S2255_READ_IDLE;
1072 vc->buffer.frame[j].cur_size = 0;
1074 return s2255_start_acquire(vc);
1080 struct s2255_vc *vc = vb2_get_drv_priv(vq);
1083 (void) s2255_stop_acquire(vc);
1084 spin_lock_irqsave(&vc->qlock, flags);
1085 list_for_each_entry_safe(buf, node, &vc->buf_list, list) {
1088 dprintk(vc->dev, 2, "[%p/%d] done\n",
1091 spin_unlock_irqrestore(&vc->qlock, flags);
1096 struct s2255_vc *vc = video_drvdata(file);
1098 struct vb2_queue *q = &vc->vb_vidq;
1107 mode = vc->mode;
1109 dprintk(vc->dev, 4, "%s 60 Hz\n", __func__);
1115 vc->width = LINE_SZ_4CIFS_NTSC;
1116 vc->height = NUM_LINES_4CIFS_NTSC * 2;
1119 dprintk(vc->dev, 4, "%s 50 Hz\n", __func__);
1124 vc->width = LINE_SZ_4CIFS_PAL;
1125 vc->height = NUM_LINES_4CIFS_PAL * 2;
1129 vc->std = i;
1131 s2255_set_mode(vc, &mode);
1137 struct s2255_vc *vc = video_drvdata(file);
1139 *i = vc->std;
1153 struct s2255_vc *vc = video_drvdata(file);
1154 struct s2255_dev *dev = vc->dev;
1164 rc = s2255_cmd_status(vc, &status);
1177 strscpy(inp->name, (vc->idx < 2) ? "Composite" : "S-Video",
1198 struct s2255_vc *vc =
1201 mode = vc->mode;
1221 vc->jpegqual = ctrl->val;
1231 s2255_set_mode(vc, &mode);
1238 struct s2255_vc *vc = video_drvdata(file);
1241 jc->quality = vc->jpegqual;
1242 dprintk(vc->dev, 2, "%s: quality %d\n", __func__, jc->quality);
1249 struct s2255_vc *vc = video_drvdata(file);
1253 v4l2_ctrl_s_ctrl(vc->jpegqual_ctrl, jc->quality);
1254 dprintk(vc->dev, 2, "%s: quality %d\n", __func__, jc->quality);
1262 struct s2255_vc *vc = video_drvdata(file);
1267 sp->parm.capture.capturemode = vc->cap_parm.capturemode;
1269 def_num = (vc->mode.format == FORMAT_NTSC) ? 1001 : 1000;
1270 def_dem = (vc->mode.format == FORMAT_NTSC) ? 30000 : 25000;
1272 switch (vc->mode.fdec) {
1287 dprintk(vc->dev, 4, "%s capture mode, %d timeperframe %d/%d\n",
1298 struct s2255_vc *vc = video_drvdata(file);
1304 mode = vc->mode;
1306 if ((vc->cap_parm.capturemode != sp->parm.capture.capturemode)
1307 && vb2_is_streaming(&vc->vb_vidq))
1328 s2255_set_mode(vc, &mode);
1329 dprintk(vc->dev, 4, "%s capture mode, %d timeperframe %d/%d, fdec %d\n",
1352 struct s2255_vc *vc = video_drvdata(file);
1353 int is_ntsc = vc->std & V4L2_STD_525_60;
1370 struct s2255_vc *vc = video_drvdata(file);
1373 int is_ntsc = vc->std & V4L2_STD_525_60;
1396 dprintk(vc->dev, 4, "%s discrete %d/%d\n", __func__,
1404 struct s2255_vc *vc = video_drvdata(file);
1405 struct s2255_dev *dev = vc->dev;
1475 if (!vc->configured) {
1477 vc->fmt = &formats[0];
1478 s2255_set_mode(vc, &vc->mode);
1479 vc->configured = 1;
1549 struct s2255_vc *vc =
1555 v4l2_ctrl_handler_free(&vc->hdl);
1589 struct s2255_vc *vc;
1598 vc = &dev->vc[i];
1599 INIT_LIST_HEAD(&vc->buf_list);
1601 v4l2_ctrl_handler_init(&vc->hdl, 6);
1602 v4l2_ctrl_new_std(&vc->hdl, &s2255_ctrl_ops,
1604 v4l2_ctrl_new_std(&vc->hdl, &s2255_ctrl_ops,
1606 v4l2_ctrl_new_std(&vc->hdl, &s2255_ctrl_ops,
1608 v4l2_ctrl_new_std(&vc->hdl, &s2255_ctrl_ops,
1610 vc->jpegqual_ctrl = v4l2_ctrl_new_std(&vc->hdl,
1615 (dev->pid != 0x2257 || vc->idx <= 1))
1616 v4l2_ctrl_new_custom(&vc->hdl, &color_filter_ctrl,
1618 if (vc->hdl.error) {
1619 ret = vc->hdl.error;
1620 v4l2_ctrl_handler_free(&vc->hdl);
1624 q = &vc->vb_vidq;
1627 q->drv_priv = vc;
1628 q->lock = &vc->vb_lock;
1640 vc->vdev = template;
1641 vc->vdev.queue = q;
1642 vc->vdev.ctrl_handler = &vc->hdl;
1643 vc->vdev.lock = &dev->lock;
1644 vc->vdev.v4l2_dev = &dev->v4l2_dev;
1645 vc->vdev.device_caps = V4L2_CAP_VIDEO_CAPTURE |
1647 video_set_drvdata(&vc->vdev, vc);
1649 ret = video_register_device(&vc->vdev,
1653 ret = video_register_device(&vc->vdev,
1664 video_device_node_name(&vc->vdev));
1701 struct s2255_vc *vc;
1703 vc = &dev->vc[dev->cc];
1704 idx = vc->cur_frame;
1705 frm = &vc->buffer.frame[idx];
1729 vc = &dev->vc[dev->cc];
1731 if (payload > vc->req_image_size) {
1732 vc->bad_payload++;
1736 vc->pkt_size = payload;
1737 vc->jpg_size = le32_to_cpu(pdword[4]);
1748 vc = &dev->vc[cc];
1753 vc->setmode_ready = 1;
1754 wake_up(&vc->wait_setmode);
1768 vc->vidstatus = le32_to_cpu(pdword[3]);
1769 vc->vidstatus_ready = 1;
1770 wake_up(&vc->wait_vidstatus);
1789 vc = &dev->vc[dev->cc];
1790 idx = vc->cur_frame;
1791 frm = &vc->buffer.frame[idx];
1793 if (!vb2_is_streaming(&vc->vb_vidq)) {
1818 size = vc->pkt_size - PREFIX_SIZE;
1821 if ((copy_size + frm->cur_size) < vc->req_image_size)
1830 vc->last_frame = vc->cur_frame;
1831 vc->cur_frame++;
1833 if ((vc->cur_frame == SYS_FRAMES) ||
1834 (vc->cur_frame == vc->buffer.dwFrames))
1835 vc->cur_frame = 0;
1837 if (vb2_is_streaming(&vc->vb_vidq))
1838 s2255_got_frame(vc, vc->jpg_size);
1839 vc->frame_count++;
1924 static int s2255_create_sys_buffers(struct s2255_vc *vc)
1928 vc->buffer.dwFrames = SYS_FRAMES;
1937 vc->buffer.frame[i].lpvbits = vmalloc(reqsize);
1938 vc->buffer.frame[i].size = reqsize;
1939 if (vc->buffer.frame[i].lpvbits == NULL) {
1941 vc->buffer.dwFrames = i;
1948 vc->buffer.frame[i].ulState = 0;
1949 vc->buffer.frame[i].cur_size = 0;
1952 vc->cur_frame = 0;
1953 vc->last_frame = -1;
1957 static int s2255_release_sys_buffers(struct s2255_vc *vc)
1961 vfree(vc->buffer.frame[i].lpvbits);
1962 vc->buffer.frame[i].lpvbits = NULL;
1996 struct s2255_vc *vc = &dev->vc[j];
1997 vc->mode = mode_def;
1999 vc->mode.color |= (1 << 16);
2000 vc->jpegqual = S2255_DEF_JPEG_QUAL;
2001 vc->width = LINE_SZ_4CIFS_NTSC;
2002 vc->height = NUM_LINES_4CIFS_NTSC * 2;
2003 vc->std = V4L2_STD_NTSC_M;
2004 vc->fmt = &formats[0];
2005 vc->mode.restart = 1;
2006 vc->req_image_size = get_transfer_size(&mode_def);
2007 vc->frame_count = 0;
2009 s2255_create_sys_buffers(vc);
2023 if (vb2_is_streaming(&dev->vc[i].vb_vidq))
2024 s2255_stop_acquire(&dev->vc[i]);
2028 s2255_release_sys_buffers(&dev->vc[i]);
2114 static int s2255_start_acquire(struct s2255_vc *vc)
2119 struct s2255_dev *dev = to_s2255_dev(vc->vdev.v4l2_dev);
2123 chn_rev = G_chnmap[vc->idx];
2124 vc->last_frame = -1;
2125 vc->bad_payload = 0;
2126 vc->cur_frame = 0;
2128 vc->buffer.frame[j].ulState = 0;
2129 vc->buffer.frame[j].cur_size = 0;
2140 dprintk(dev, 2, "start acquire exit[%d] %d\n", vc->idx, res);
2145 static int s2255_stop_acquire(struct s2255_vc *vc)
2149 struct s2255_dev *dev = to_s2255_dev(vc->vdev.v4l2_dev);
2153 chn_rev = G_chnmap[vc->idx];
2163 dprintk(dev, 4, "%s: chn %d, res %d\n", __func__, vc->idx, res);
2260 struct s2255_vc *vc = &dev->vc[i];
2261 vc->idx = i;
2262 vc->dev = dev;
2263 init_waitqueue_head(&vc->wait_setmode);
2264 init_waitqueue_head(&vc->wait_vidstatus);
2265 spin_lock_init(&vc->qlock);
2266 mutex_init(&vc->vb_lock);
2352 video_unregister_device(&dev->vc[i].vdev);
2357 dev->vc[i].setmode_ready = 1;
2358 wake_up(&dev->vc[i].wait_setmode);
2359 dev->vc[i].vidstatus_ready = 1;
2360 wake_up(&dev->vc[i].wait_vidstatus);