Lines Matching full:cam
129 struct zr364xx_camera *cam; member
137 void *cam; /* back pointer to zr364xx_camera struct */ member
343 struct zr364xx_camera *cam = vq->priv_data; in buffer_setup() local
345 *size = cam->width * cam->height * (cam->fmt->depth >> 3); in buffer_setup()
369 struct zr364xx_camera *cam = vq->priv_data; in buffer_prepare() local
375 if (!cam->fmt) in buffer_prepare()
378 buf->vb.size = cam->width * cam->height * (cam->fmt->depth >> 3); in buffer_prepare()
385 buf->fmt = cam->fmt; in buffer_prepare()
386 buf->vb.width = cam->width; in buffer_prepare()
387 buf->vb.height = cam->height; in buffer_prepare()
407 struct zr364xx_camera *cam = vq->priv_data; in buffer_queue() local
412 list_add_tail(&buf->vb.queue, &cam->vidq.active); in buffer_queue()
441 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_read() local
452 if (mutex_lock_interruptible(&cam->lock)) in zr364xx_read()
462 err = videobuf_read_one(&cam->vb_vidq, buf, count, ppos, in zr364xx_read()
465 mutex_unlock(&cam->lock); in zr364xx_read()
477 static void zr364xx_fillbuff(struct zr364xx_camera *cam, in zr364xx_fillbuff() argument
489 last_frame = cam->last_frame; in zr364xx_fillbuff()
491 tmpbuf = (const char *)cam->buffer.frame[last_frame].lpvbits; in zr364xx_fillbuff()
500 cam->last_frame = -1; in zr364xx_fillbuff()
508 buf->vb.field_count = cam->frame_count * 2; in zr364xx_fillbuff()
513 static int zr364xx_got_frame(struct zr364xx_camera *cam, int jpgsize) in zr364xx_got_frame() argument
515 struct zr364xx_dmaqueue *dma_q = &cam->vidq; in zr364xx_got_frame()
521 spin_lock_irqsave(&cam->slock, flags); in zr364xx_got_frame()
539 zr364xx_fillbuff(cam, buf, jpgsize); in zr364xx_got_frame()
543 spin_unlock_irqrestore(&cam->slock, flags); in zr364xx_got_frame()
552 static int zr364xx_read_video_callback(struct zr364xx_camera *cam, in zr364xx_read_video_callback() argument
558 s32 idx = cam->cur_frame; in zr364xx_read_video_callback()
559 struct zr364xx_framei *frm = &cam->buffer.frame[idx]; in zr364xx_read_video_callback()
566 if (cam->method == METHOD0) { in zr364xx_read_video_callback()
573 if (!cam->b_acquire) { in zr364xx_read_video_callback()
585 dev_info(&cam->udev->dev, in zr364xx_read_video_callback()
619 dev_info(&cam->udev->dev, in zr364xx_read_video_callback()
633 cam->last_frame = cam->cur_frame; in zr364xx_read_video_callback()
634 cam->cur_frame++; in zr364xx_read_video_callback()
636 if (cam->cur_frame == cam->buffer.dwFrames) in zr364xx_read_video_callback()
637 cam->cur_frame = 0; in zr364xx_read_video_callback()
661 DBG("Bogus frame ? %d\n", ++(cam->nb)); in zr364xx_read_video_callback()
662 } else if (cam->b_acquire) { in zr364xx_read_video_callback()
664 if (cam->skip) in zr364xx_read_video_callback()
665 cam->skip--; in zr364xx_read_video_callback()
672 zr364xx_got_frame(cam, frm->cur_size); in zr364xx_read_video_callback()
675 cam->frame_count++; in zr364xx_read_video_callback()
686 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_querycap() local
689 if (cam->udev->product) in zr364xx_vidioc_querycap()
690 strscpy(cap->card, cam->udev->product, sizeof(cap->card)); in zr364xx_vidioc_querycap()
691 strscpy(cap->bus_info, dev_name(&cam->udev->dev), in zr364xx_vidioc_querycap()
723 struct zr364xx_camera *cam = in zr364xx_s_ctrl() local
730 send_control_msg(cam->udev, 1, 0x2001, 0, NULL, 0); in zr364xx_s_ctrl()
732 send_control_msg(cam->udev, 1, temp, 0, NULL, 0); in zr364xx_s_ctrl()
763 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_try_fmt_vid_cap() local
766 if (!cam) in zr364xx_vidioc_try_fmt_vid_cap()
794 struct zr364xx_camera *cam; in zr364xx_vidioc_g_fmt_vid_cap() local
798 cam = video_drvdata(file); in zr364xx_vidioc_g_fmt_vid_cap()
802 f->fmt.pix.width = cam->width; in zr364xx_vidioc_g_fmt_vid_cap()
803 f->fmt.pix.height = cam->height; in zr364xx_vidioc_g_fmt_vid_cap()
813 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_s_fmt_vid_cap() local
814 struct videobuf_queue *q = &cam->vb_vidq; in zr364xx_vidioc_s_fmt_vid_cap()
816 int ret = zr364xx_vidioc_try_fmt_vid_cap(file, cam, f); in zr364xx_vidioc_s_fmt_vid_cap()
824 if (videobuf_queue_is_busy(&cam->vb_vidq)) { in zr364xx_vidioc_s_fmt_vid_cap()
830 if (cam->owner) { in zr364xx_vidioc_s_fmt_vid_cap()
836 cam->width = f->fmt.pix.width; in zr364xx_vidioc_s_fmt_vid_cap()
837 cam->height = f->fmt.pix.height; in zr364xx_vidioc_s_fmt_vid_cap()
839 cam->width, cam->height); in zr364xx_vidioc_s_fmt_vid_cap()
843 cam->vb_vidq.field = f->fmt.pix.field; in zr364xx_vidioc_s_fmt_vid_cap()
857 if (cam->method == METHOD3) { in zr364xx_vidioc_s_fmt_vid_cap()
871 header2[437] = cam->height / 256; in zr364xx_vidioc_s_fmt_vid_cap()
872 header2[438] = cam->height % 256; in zr364xx_vidioc_s_fmt_vid_cap()
873 header2[439] = cam->width / 256; in zr364xx_vidioc_s_fmt_vid_cap()
874 header2[440] = cam->width % 256; in zr364xx_vidioc_s_fmt_vid_cap()
876 for (i = 0; init[cam->method][i].size != -1; i++) { in zr364xx_vidioc_s_fmt_vid_cap()
878 send_control_msg(cam->udev, 1, init[cam->method][i].value, in zr364xx_vidioc_s_fmt_vid_cap()
879 0, init[cam->method][i].bytes, in zr364xx_vidioc_s_fmt_vid_cap()
880 init[cam->method][i].size); in zr364xx_vidioc_s_fmt_vid_cap()
882 dev_err(&cam->udev->dev, in zr364xx_vidioc_s_fmt_vid_cap()
892 cam->skip = 2; in zr364xx_vidioc_s_fmt_vid_cap()
907 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_reqbufs() local
909 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_reqbufs()
911 return videobuf_reqbufs(&cam->vb_vidq, p); in zr364xx_vidioc_reqbufs()
919 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_querybuf() local
920 rc = videobuf_querybuf(&cam->vb_vidq, p); in zr364xx_vidioc_querybuf()
929 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_qbuf() local
931 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_qbuf()
933 rc = videobuf_qbuf(&cam->vb_vidq, p); in zr364xx_vidioc_qbuf()
942 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_dqbuf() local
944 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_dqbuf()
946 rc = videobuf_dqbuf(&cam->vb_vidq, p, file->f_flags & O_NONBLOCK); in zr364xx_vidioc_dqbuf()
953 struct zr364xx_camera *cam; in read_pipe_completion() local
963 cam = pipe_info->cam; in read_pipe_completion()
964 if (!cam) { in read_pipe_completion()
982 dev_err(&cam->udev->dev, "wrong number of bytes\n"); in read_pipe_completion()
987 zr364xx_read_video_callback(cam, pipe_info, purb); in read_pipe_completion()
993 pipe = usb_rcvbulkpipe(cam->udev, cam->read_endpoint); in read_pipe_completion()
996 usb_fill_bulk_urb(pipe_info->stream_urb, cam->udev, in read_pipe_completion()
1007 dev_err(&cam->udev->dev, in read_pipe_completion()
1014 static int zr364xx_start_readpipe(struct zr364xx_camera *cam) in zr364xx_start_readpipe() argument
1018 struct zr364xx_pipeinfo *pipe_info = cam->pipe; in zr364xx_start_readpipe()
1019 pipe = usb_rcvbulkpipe(cam->udev, cam->read_endpoint); in zr364xx_start_readpipe()
1020 DBG("%s: start pipe IN x%x\n", __func__, cam->read_endpoint); in zr364xx_start_readpipe()
1028 usb_fill_bulk_urb(pipe_info->stream_urb, cam->udev, in zr364xx_start_readpipe()
1045 static void zr364xx_stop_readpipe(struct zr364xx_camera *cam) in zr364xx_stop_readpipe() argument
1049 if (!cam) { in zr364xx_stop_readpipe()
1054 pipe_info = cam->pipe; in zr364xx_stop_readpipe()
1070 static int zr364xx_start_acquire(struct zr364xx_camera *cam) in zr364xx_start_acquire() argument
1076 cam->last_frame = -1; in zr364xx_start_acquire()
1077 cam->cur_frame = 0; in zr364xx_start_acquire()
1079 cam->buffer.frame[j].ulState = ZR364XX_READ_IDLE; in zr364xx_start_acquire()
1080 cam->buffer.frame[j].cur_size = 0; in zr364xx_start_acquire()
1082 cam->b_acquire = 1; in zr364xx_start_acquire()
1086 static inline int zr364xx_stop_acquire(struct zr364xx_camera *cam) in zr364xx_stop_acquire() argument
1088 cam->b_acquire = 0; in zr364xx_stop_acquire()
1092 static int zr364xx_prepare(struct zr364xx_camera *cam) in zr364xx_prepare() argument
1097 for (i = 0; init[cam->method][i].size != -1; i++) { in zr364xx_prepare()
1098 res = send_control_msg(cam->udev, 1, init[cam->method][i].value, in zr364xx_prepare()
1099 0, init[cam->method][i].bytes, in zr364xx_prepare()
1100 init[cam->method][i].size); in zr364xx_prepare()
1102 dev_err(&cam->udev->dev, in zr364xx_prepare()
1108 cam->skip = 2; in zr364xx_prepare()
1109 cam->last_frame = -1; in zr364xx_prepare()
1110 cam->cur_frame = 0; in zr364xx_prepare()
1111 cam->frame_count = 0; in zr364xx_prepare()
1113 cam->buffer.frame[j].ulState = ZR364XX_READ_IDLE; in zr364xx_prepare()
1114 cam->buffer.frame[j].cur_size = 0; in zr364xx_prepare()
1116 v4l2_ctrl_handler_setup(&cam->ctrl_handler); in zr364xx_prepare()
1123 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_streamon() local
1131 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_streamon()
1134 res = zr364xx_prepare(cam); in zr364xx_vidioc_streamon()
1137 res = videobuf_streamon(&cam->vb_vidq); in zr364xx_vidioc_streamon()
1139 zr364xx_start_acquire(cam); in zr364xx_vidioc_streamon()
1140 cam->owner = file->private_data; in zr364xx_vidioc_streamon()
1148 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_streamoff() local
1153 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_streamoff()
1155 zr364xx_stop_acquire(cam); in zr364xx_vidioc_streamoff()
1156 return videobuf_streamoff(&cam->vb_vidq); in zr364xx_vidioc_streamoff()
1163 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_open() local
1168 if (mutex_lock_interruptible(&cam->lock)) in zr364xx_open()
1182 mutex_unlock(&cam->lock); in zr364xx_open()
1187 static void zr364xx_board_uninit(struct zr364xx_camera *cam) in zr364xx_board_uninit() argument
1191 zr364xx_stop_readpipe(cam); in zr364xx_board_uninit()
1195 if (cam->buffer.frame[i].lpvbits) { in zr364xx_board_uninit()
1196 DBG("vfree %p\n", cam->buffer.frame[i].lpvbits); in zr364xx_board_uninit()
1197 vfree(cam->buffer.frame[i].lpvbits); in zr364xx_board_uninit()
1199 cam->buffer.frame[i].lpvbits = NULL; in zr364xx_board_uninit()
1203 kfree(cam->pipe->transfer_buffer); in zr364xx_board_uninit()
1208 struct zr364xx_camera *cam = in zr364xx_release() local
1211 videobuf_mmap_free(&cam->vb_vidq); in zr364xx_release()
1212 v4l2_ctrl_handler_free(&cam->ctrl_handler); in zr364xx_release()
1213 zr364xx_board_uninit(cam); in zr364xx_release()
1214 v4l2_device_unregister(&cam->v4l2_dev); in zr364xx_release()
1215 kfree(cam); in zr364xx_release()
1221 struct zr364xx_camera *cam; in zr364xx_close() local
1226 cam = video_drvdata(file); in zr364xx_close()
1228 mutex_lock(&cam->lock); in zr364xx_close()
1229 udev = cam->udev; in zr364xx_close()
1231 if (file->private_data == cam->owner) { in zr364xx_close()
1233 if (cam->b_acquire) in zr364xx_close()
1234 zr364xx_stop_acquire(cam); in zr364xx_close()
1235 videobuf_streamoff(&cam->vb_vidq); in zr364xx_close()
1238 send_control_msg(udev, 1, init[cam->method][i].value, in zr364xx_close()
1239 0, init[cam->method][i].bytes, in zr364xx_close()
1240 init[cam->method][i].size); in zr364xx_close()
1242 cam->owner = NULL; in zr364xx_close()
1249 mutex_unlock(&cam->lock); in zr364xx_close()
1256 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_mmap() local
1259 if (!cam) { in zr364xx_mmap()
1260 DBG("%s: cam == NULL\n", __func__); in zr364xx_mmap()
1265 ret = videobuf_mmap_mapper(&cam->vb_vidq, vma); in zr364xx_mmap()
1276 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_poll() local
1277 struct videobuf_queue *q = &cam->vb_vidq; in zr364xx_poll()
1333 static int zr364xx_board_init(struct zr364xx_camera *cam) in zr364xx_board_init() argument
1335 struct zr364xx_pipeinfo *pipe = cam->pipe; in zr364xx_board_init()
1339 DBG("board init: %p\n", cam); in zr364xx_board_init()
1341 pipe->cam = cam; in zr364xx_board_init()
1351 cam->b_acquire = 0; in zr364xx_board_init()
1352 cam->frame_count = 0; in zr364xx_board_init()
1357 cam->buffer.frame[i].lpvbits = vmalloc(MAX_FRAME_SIZE); in zr364xx_board_init()
1360 &cam->buffer.frame[i], i, in zr364xx_board_init()
1361 cam->buffer.frame[i].lpvbits); in zr364xx_board_init()
1362 if (!cam->buffer.frame[i].lpvbits) { in zr364xx_board_init()
1373 cam->buffer.dwFrames = i; in zr364xx_board_init()
1377 cam->buffer.frame[i].ulState = ZR364XX_READ_IDLE; in zr364xx_board_init()
1378 cam->buffer.frame[i].cur_size = 0; in zr364xx_board_init()
1381 cam->cur_frame = 0; in zr364xx_board_init()
1382 cam->last_frame = -1; in zr364xx_board_init()
1386 err = zr364xx_start_readpipe(cam); in zr364xx_board_init()
1395 vfree(cam->buffer.frame[i].lpvbits); in zr364xx_board_init()
1397 kfree(cam->pipe->transfer_buffer); in zr364xx_board_init()
1398 cam->pipe->transfer_buffer = NULL; in zr364xx_board_init()
1406 struct zr364xx_camera *cam = NULL; in zr364xx_probe() local
1420 cam = kzalloc(sizeof(*cam), GFP_KERNEL); in zr364xx_probe()
1421 if (!cam) in zr364xx_probe()
1424 err = v4l2_device_register(&intf->dev, &cam->v4l2_dev); in zr364xx_probe()
1429 hdl = &cam->ctrl_handler; in zr364xx_probe()
1439 cam->method = id->driver_info; in zr364xx_probe()
1440 mutex_init(&cam->lock); in zr364xx_probe()
1441 cam->vdev = zr364xx_template; in zr364xx_probe()
1442 cam->vdev.lock = &cam->lock; in zr364xx_probe()
1443 cam->vdev.v4l2_dev = &cam->v4l2_dev; in zr364xx_probe()
1444 cam->vdev.ctrl_handler = &cam->ctrl_handler; in zr364xx_probe()
1445 video_set_drvdata(&cam->vdev, cam); in zr364xx_probe()
1447 cam->udev = udev; in zr364xx_probe()
1452 cam->width = 160; in zr364xx_probe()
1453 cam->height = 120; in zr364xx_probe()
1457 cam->width = 640; in zr364xx_probe()
1458 cam->height = 480; in zr364xx_probe()
1462 cam->width = 320; in zr364xx_probe()
1463 cam->height = 240; in zr364xx_probe()
1472 if (cam->method == METHOD3) { in zr364xx_probe()
1486 header2[437] = cam->height / 256; in zr364xx_probe()
1487 header2[438] = cam->height % 256; in zr364xx_probe()
1488 header2[439] = cam->width / 256; in zr364xx_probe()
1489 header2[440] = cam->width % 256; in zr364xx_probe()
1491 cam->nb = 0; in zr364xx_probe()
1493 DBG("dev: %p, udev %p interface %p\n", cam, cam->udev, intf); in zr364xx_probe()
1500 if (!cam->read_endpoint && usb_endpoint_is_bulk_in(endpoint)) { in zr364xx_probe()
1502 cam->read_endpoint = endpoint->bEndpointAddress; in zr364xx_probe()
1506 if (!cam->read_endpoint) { in zr364xx_probe()
1513 INIT_LIST_HEAD(&cam->vidq.active); in zr364xx_probe()
1514 cam->vidq.cam = cam; in zr364xx_probe()
1516 usb_set_intfdata(intf, cam); in zr364xx_probe()
1519 err = zr364xx_board_init(cam); in zr364xx_probe()
1526 spin_lock_init(&cam->slock); in zr364xx_probe()
1528 cam->fmt = formats; in zr364xx_probe()
1530 videobuf_queue_vmalloc_init(&cam->vb_vidq, &zr364xx_video_qops, in zr364xx_probe()
1531 NULL, &cam->slock, in zr364xx_probe()
1534 sizeof(struct zr364xx_buffer), cam, &cam->lock); in zr364xx_probe()
1536 err = video_register_device(&cam->vdev, VFL_TYPE_VIDEO, -1); in zr364xx_probe()
1541 cam->v4l2_dev.release = zr364xx_release; in zr364xx_probe()
1544 video_device_node_name(&cam->vdev)); in zr364xx_probe()
1548 zr364xx_board_uninit(cam); in zr364xx_probe()
1551 v4l2_device_unregister(&cam->v4l2_dev); in zr364xx_probe()
1553 kfree(cam); in zr364xx_probe()
1560 struct zr364xx_camera *cam = usb_get_intfdata(intf); in zr364xx_disconnect() local
1562 mutex_lock(&cam->lock); in zr364xx_disconnect()
1565 video_unregister_device(&cam->vdev); in zr364xx_disconnect()
1566 v4l2_device_disconnect(&cam->v4l2_dev); in zr364xx_disconnect()
1569 if (cam->b_acquire) in zr364xx_disconnect()
1570 zr364xx_stop_acquire(cam); in zr364xx_disconnect()
1572 zr364xx_stop_readpipe(cam); in zr364xx_disconnect()
1573 mutex_unlock(&cam->lock); in zr364xx_disconnect()
1574 v4l2_device_put(&cam->v4l2_dev); in zr364xx_disconnect()
1581 struct zr364xx_camera *cam = usb_get_intfdata(intf); in zr364xx_suspend() local
1583 cam->was_streaming = cam->b_acquire; in zr364xx_suspend()
1584 if (!cam->was_streaming) in zr364xx_suspend()
1586 zr364xx_stop_acquire(cam); in zr364xx_suspend()
1587 zr364xx_stop_readpipe(cam); in zr364xx_suspend()
1593 struct zr364xx_camera *cam = usb_get_intfdata(intf); in zr364xx_resume() local
1596 if (!cam->was_streaming) in zr364xx_resume()
1599 res = zr364xx_start_readpipe(cam); in zr364xx_resume()
1603 res = zr364xx_prepare(cam); in zr364xx_resume()
1607 zr364xx_start_acquire(cam); in zr364xx_resume()
1611 zr364xx_stop_readpipe(cam); in zr364xx_resume()