linux-kernel - Re: [PATCH] media: Request API is no longer experimental

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Message-ID: <YSWUQJfbucB5jQga@pendragon.ideasonboard.com>
Date:   Wed, 25 Aug 2021 03:52:16 +0300
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Ezequiel Garcia <ezequiel@...guardiasur.com.ar>
Cc:     linux-media@...r.kernel.org,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] media: Request API is no longer experimental

Hi Ezequiel,

Thank you for the patch.

On Tue, Aug 24, 2021 at 09:23:37PM -0300, Ezequiel Garcia wrote:
> The Request API is currently used and specified as part of the
> Memory-to-memory Stateless Video Decoder Interface [1].
> 
> This can now be considered as non-experimental and stable, given
> the decoder API has been used by products since a couple years,
> supported by several drivers and userspace frameworks,

This effectively aligns the kernel with the de facto situation, so

Acked-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

> [1] Documentation/userspace-api/media/v4l/dev-stateless-decoder.rst
> 
> Signed-off-by: Ezequiel Garcia <ezequiel@...guardiasur.com.ar>
> ---
>  drivers/media/mc/Kconfig | 8 --------
>  1 file changed, 8 deletions(-)
> 
> diff --git a/drivers/media/mc/Kconfig b/drivers/media/mc/Kconfig
> index 4815b9dde9af..375b09612981 100644
> --- a/drivers/media/mc/Kconfig
> +++ b/drivers/media/mc/Kconfig
> @@ -16,13 +16,5 @@ config MEDIA_CONTROLLER_REQUEST_API
>  	bool
>  	depends on MEDIA_CONTROLLER
>  	help
> -	  DO NOT ENABLE THIS OPTION UNLESS YOU KNOW WHAT YOU'RE DOING.
> -
>  	  This option enables the Request API for the Media controller and V4L2
>  	  interfaces. It is currently needed by a few stateless codec drivers.
> -
> -	  There is currently no intention to provide API or ABI stability for
> -	  this new API as of yet.
> -
> -comment "Please notice that the enabled Media controller Request API is EXPERIMENTAL"
> -	depends on MEDIA_CONTROLLER_REQUEST_API

-- 
Regards,

Laurent Pinchart