[libcamera-devel] [PATCH] libcamera: pipeline: ipu3: Check for failures when loading IPA

[Jean-Michel Hautbois]

Hi Kieran,

Thanks for the patch !

On 16/04/2021 18:03, Kieran Bingham wrote:
> The ipa_->init() method can fail if the IPA can't load correctly.
> This should be caught by the pipeline handler to prevent continuing
> with an invalid IPA.
> 
> Signed-off-by: Kieran Bingham <kieran.bingham at ideasonboard.com>
Reviewed-by: Jean-Michel Hautbois <jeanmichel.hautbois at ideasonboard.com>
> ---
>  src/libcamera/pipeline/ipu3/ipu3.cpp | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp
> index 519cad4f8148..51446fcf5bc1 100644
> --- a/src/libcamera/pipeline/ipu3/ipu3.cpp
> +++ b/src/libcamera/pipeline/ipu3/ipu3.cpp
> @@ -1145,7 +1145,11 @@ int IPU3CameraData::loadIPA()
>  	ipa_->queueFrameAction.connect(this, &IPU3CameraData::queueFrameAction);
>  
>  	CameraSensor *sensor = cio2_.sensor();
> -	ipa_->init(IPASettings{ "", sensor->model() });
> +	int ret = ipa_->init(IPASettings{ "", sensor->model() });
> +	if (ret) {
> +		LOG(IPU3, Error) << "Failed to initialise the IPU3 IPA";
> +		return ret;
> +	}
>  
>  	return 0;
>  }
>