diff options
Diffstat (limited to 'drivers/media/platform/s5p-fimc/fimc-capture.c')
| -rw-r--r-- | drivers/media/platform/s5p-fimc/fimc-capture.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/media/platform/s5p-fimc/fimc-capture.c b/drivers/media/platform/s5p-fimc/fimc-capture.c index 367efd164d0..fdb6740248a 100644 --- a/drivers/media/platform/s5p-fimc/fimc-capture.c +++ b/drivers/media/platform/s5p-fimc/fimc-capture.c @@ -556,8 +556,7 @@ static int fimc_capture_close(struct file *file) dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state); - if (mutex_lock_interruptible(&fimc->lock)) - return -ERESTARTSYS; + mutex_lock(&fimc->lock); if (--fimc->vid_cap.refcnt == 0) { clear_bit(ST_CAPT_BUSY, &fimc->state); @@ -1231,6 +1230,14 @@ static int fimc_cap_qbuf(struct file *file, void *priv, return vb2_qbuf(&fimc->vid_cap.vbq, buf); } +static int fimc_cap_expbuf(struct file *file, void *priv, + struct v4l2_exportbuffer *eb) +{ + struct fimc_dev *fimc = video_drvdata(file); + + return vb2_expbuf(&fimc->vid_cap.vbq, eb); +} + static int fimc_cap_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf) { @@ -1355,6 +1362,7 @@ static const struct v4l2_ioctl_ops fimc_capture_ioctl_ops = { .vidioc_qbuf = fimc_cap_qbuf, .vidioc_dqbuf = fimc_cap_dqbuf, + .vidioc_expbuf = fimc_cap_expbuf, .vidioc_prepare_buf = fimc_cap_prepare_buf, .vidioc_create_bufs = fimc_cap_create_bufs, @@ -1730,13 +1738,15 @@ static int fimc_register_capture_device(struct fimc_dev *fimc, q = &fimc->vid_cap.vbq; memset(q, 0, sizeof(*q)); q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; - q->io_modes = VB2_MMAP | VB2_USERPTR; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF; q->drv_priv = fimc->vid_cap.ctx; q->ops = &fimc_capture_qops; q->mem_ops = &vb2_dma_contig_memops; q->buf_struct_size = sizeof(struct fimc_vid_buffer); - vb2_queue_init(q); + ret = vb2_queue_init(q); + if (ret) + goto err_ent; vid_cap->vd_pad.flags = MEDIA_PAD_FL_SINK; ret = media_entity_init(&vfd->entity, 1, &vid_cap->vd_pad, 0); @@ -1772,9 +1782,13 @@ static int fimc_capture_subdev_registered(struct v4l2_subdev *sd) if (ret) return ret; + fimc->pipeline_ops = v4l2_get_subdev_hostdata(sd); + ret = fimc_register_capture_device(fimc, sd->v4l2_dev); - if (ret) + if (ret) { fimc_unregister_m2m_device(fimc); + fimc->pipeline_ops = NULL; + } return ret; } @@ -1791,6 +1805,7 @@ static void fimc_capture_subdev_unregistered(struct v4l2_subdev *sd) if (video_is_registered(&fimc->vid_cap.vfd)) { video_unregister_device(&fimc->vid_cap.vfd); media_entity_cleanup(&fimc->vid_cap.vfd.entity); + fimc->pipeline_ops = NULL; } kfree(fimc->vid_cap.ctx); fimc->vid_cap.ctx = NULL; |