[libcamera-devel] [IPAIPU3 PATCH v5 5/6] ipu3: Inline fillParams() in fillParamsBuffer()

[Kieran Bingham]

Quoting Umang Jain via libcamera-devel (2022-04-06 15:17:08)
> Since we have moved away from switch/case on the operation ID,
> there's little reason to split the operation in two functions.
> 
> Signed-off-by: Umang Jain <umang.jain at ideasonboard.com>
> Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

Reviewed-by: Kieran Bingham <kieran.bingham at ideasonboard.com>

> ---
>  ipu3.cpp | 52 +++++++++++++++++++++++-----------------------------
>  1 file changed, 23 insertions(+), 29 deletions(-)
> 
> diff --git a/ipu3.cpp b/ipu3.cpp
> index b6d2129..0543a2e 100644
> --- a/ipu3.cpp
> +++ b/ipu3.cpp
> @@ -60,7 +60,6 @@ private:
>                             const ControlInfoMap &sensorControls,
>                             ControlInfoMap *ipaControls);
>         void runAiq(unsigned int frame);
> -       void fillParams(unsigned int frame, ipu3_uapi_params *params);
>         void parseStatistics(unsigned int frame,
>                              int64_t frameTimestamp,
>                              const ipu3_uapi_stats_3a *stats,
> @@ -342,7 +341,29 @@ void IPAIPU3::fillParamsBuffer(const uint32_t frame, const uint32_t bufferId)
>         ipu3_uapi_params *params =
>                 reinterpret_cast<ipu3_uapi_params *>(mem.data());
>  
> -       fillParams(frame, params);
> +       /* Prepare parameters buffer. */
> +       memset(params, 0, sizeof(*params));
> +
> +       /*
> +        * Call into the AIQ object, and set up the library with any requested
> +        * controls or settings from the incoming request.
> +        *
> +        * (statistics are fed into the library as a separate event
> +        *  when available)
> +        *
> +        * - Run algorithms
> +        *
> +        * - Fill params buffer with the results of the algorithms.
> +        */
> +       runAiq(frame);
> +
> +       aiq::AiqResults& latestResults = resultsHistory_.latest();
> +       aic_.updateRuntimeParams(latestResults);
> +       aic_.run(params);
> +
> +       setControls(frame);
> +
> +       paramsBufferReady.emit(frame);
>  }
>  
>  void IPAIPU3::processStatsBuffer(const uint32_t frame, const int64_t frameTimestamp,
> @@ -390,33 +411,6 @@ void IPAIPU3::runAiq([[maybe_unused]] unsigned int frame)
>         lensPosition_ = latestResults.af()->next_lens_position;
>  }
>  
> -void IPAIPU3::fillParams(unsigned int frame, ipu3_uapi_params *params)
> -{
> -       /* Prepare parameters buffer. */
> -       memset(params, 0, sizeof(*params));
> -
> -       /*
> -        * Call into the AIQ object, and set up the library with any requested
> -        * controls or settings from the incoming request.
> -        *
> -        * (statistics are fed into the library as a separate event
> -        *  when available)
> -        *
> -        * - Run algorithms
> -        *
> -        * - Fill params buffer with the results of the algorithms.
> -        */
> -       runAiq(frame);
> -
> -       aiq::AiqResults& latestResults = resultsHistory_.latest();
> -       aic_.updateRuntimeParams(latestResults);
> -       aic_.run(params);
> -
> -       setControls(frame);
> -
> -       paramsBufferReady.emit(frame);
> -}
> -
>  void IPAIPU3::parseStatistics(unsigned int frame,
>                               int64_t frameTimestamp,
>                               const ipu3_uapi_stats_3a *stats,
> -- 
> 2.31.0
>