diff options
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp_subdev.h | 1 | ||||
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp_v4l2.c | 23 |
2 files changed, 16 insertions, 8 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp_subdev.h b/drivers/staging/media/atomisp/pci/atomisp_subdev.h index 49177386d57f..dc6970b48633 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_subdev.h +++ b/drivers/staging/media/atomisp/pci/atomisp_subdev.h @@ -301,6 +301,7 @@ struct atomisp_sub_device { */ bool streaming; bool stream_prepared; /* whether css stream is created */ + bool recreate_streams_on_resume; unsigned int latest_preview_exp_id; /* CSS ZSL/SDV raw buffer id */ diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c index c68e9062743d..a76b60f8b411 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c +++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c @@ -664,13 +664,7 @@ static int atomisp_suspend(struct device *dev) dev_get_drvdata(dev); unsigned long flags; - /* - * FIXME: Suspend is not supported by sensors. Abort if any video - * node was opened. - */ - if (atomisp_dev_users(isp)) - return -EBUSY; - + /* FIXME: Suspend is not supported by sensors. Abort if streaming. */ spin_lock_irqsave(&isp->lock, flags); if (isp->asd.streaming) { spin_unlock_irqrestore(&isp->lock, flags); @@ -681,12 +675,25 @@ static int atomisp_suspend(struct device *dev) pm_runtime_resume(dev); + isp->asd.recreate_streams_on_resume = isp->asd.stream_prepared; + atomisp_destroy_pipes_stream(&isp->asd); + return atomisp_power_off(dev); } static int atomisp_resume(struct device *dev) { - return atomisp_power_on(dev); + struct atomisp_device *isp = dev_get_drvdata(dev); + int ret; + + ret = atomisp_power_on(dev); + if (ret) + return ret; + + if (isp->asd.recreate_streams_on_resume) + ret = atomisp_create_pipes_stream(&isp->asd); + + return ret; } int atomisp_csi_lane_config(struct atomisp_device *isp) |