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Date:   Wed, 19 Oct 2022 19:51:30 -0500
From:   Bjorn Andersson <andersson@kernel.org>
To:     Stanimir Varbanov <stanimir.varbanov@linaro.org>
Cc:     linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Hans Verkuil <hverkuil@xs4all.nl>
Subject: Re: [PATCH 1/2] venus: kconfig: Fix compile-testing on x86 platforms
Message-ID: <20221020005130.w633hs5pnnwxxkpp@builder.lan>
References: <20220713110351.827446-1-stanimir.varbanov@linaro.org>
 <20220713110351.827446-2-stanimir.varbanov@linaro.org>
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On Wed, Jul 13, 2022 at 02:03:50PM +0300, Stanimir Varbanov wrote:
> Fix Venus driver COMPILE_TEST compilation on x86 platform by
> adding a dependacy on V4L_PLATFORM_DRIVERS and select QCOM_SMEM
> instead of depending on it.
> 
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
> ---
>  drivers/media/platform/qcom/venus/Kconfig | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/Kconfig b/drivers/media/platform/qcom/venus/Kconfig
> index bfd50e8f3421..95814b175c3e 100644
> --- a/drivers/media/platform/qcom/venus/Kconfig
> +++ b/drivers/media/platform/qcom/venus/Kconfig
> @@ -1,12 +1,14 @@
>  config VIDEO_QCOM_VENUS
>  	tristate "Qualcomm Venus V4L2 encoder/decoder driver"
> +	depends on V4L_PLATFORM_DRIVERS
>  	depends on V4L_MEM2MEM_DRIVERS
> -	depends on VIDEO_DEV && QCOM_SMEM
> +	depends on VIDEO_DEV
>  	depends on (ARCH_QCOM && IOMMU_DMA) || COMPILE_TEST
>  	select QCOM_MDT_LOADER if ARCH_QCOM
>  	select QCOM_SCM
>  	select VIDEOBUF2_DMA_CONTIG
>  	select V4L2_MEM2MEM_DEV
> +	select QCOM_SMEM

QCOM_SMEM is user selectable, and it's a fairly broadly used API. So I
would prefer that we introduce stub functions in linux/soc/qcom/smem.h.

Regards,
Bjorn

>  	help
>  	  This is a V4L2 driver for Qualcomm Venus video accelerator
>  	  hardware. It accelerates encoding and decoding operations
> -- 
> 2.25.1
>