diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp_ioctl.c')
-rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp_ioctl.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c index c16942051cfb..8ef8cbc3b7a7 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c +++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c @@ -902,6 +902,20 @@ int atomisp_start_streaming(struct vb2_queue *vq, unsigned int count) if (ret) goto out_unlock; + /* + * When running a classic v4l2 app after a media-controller aware + * app, the CSI-receiver -> ISP link for the current sensor may be + * disabled. Fix this up before marking the pipeline as started. + */ + mutex_lock(&isp->media_dev.graph_mutex); + atomisp_setup_input_links(isp); + ret = __media_pipeline_start(&asd->video_out.vdev.entity.pads[0], &asd->video_out.pipe); + mutex_unlock(&isp->media_dev.graph_mutex); + if (ret) { + dev_err(isp->dev, "Error starting mc pipline: %d\n", ret); + goto out_unlock; + } + /* Input system HW workaround */ atomisp_dma_burst_len_cfg(asd); @@ -1054,6 +1068,7 @@ void atomisp_stop_streaming(struct vb2_queue *vq) if (ret) dev_warn(isp->dev, "Recreating streams failed: %d\n", ret); + media_pipeline_stop(&asd->video_out.vdev.entity.pads[0]); mutex_unlock(&isp->mutex); } |