Re: [PATCH] ARM: config: aspeed: Fix selection of media drivers

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On Wed, 26 Aug 2020 at 07:19, Joel Stanley <joel@xxxxxxxxx> wrote:
>
> In the 5.7 merge window the media kconfig was restructued. For most
> platforms these changes set CONFIG_MEDIA_SUPPORT_FILTER=y which keeps
> unwanted drivers disabled.
>
> The exception is if a config sets EMBEDDED or EXPERT (see b0cd4fb27665).
> In that case the filter is set to =n, causing a bunch of DVB tuner drivers
> (MEDIA_TUNER_*) to be accidentally enabled. This was noticed as it blew
> out the build time for the Aspeed defconfigs.
>
> Enabling the filter means the Aspeed config also needs to set
> CONFIG_MEDIA_PLATFORM_SUPPORT=y in order to have the CONFIG_VIDEO_ASPEED
> driver enabled.
>
> Fixes: 06b93644f4d1 ("media: Kconfig: add an option to filter in/out platform drivers")
> Fixes: b0cd4fb27665 ("media: Kconfig: on !EMBEDDED && !EXPERT, enable driver filtering")
> Cc: stable@xxxxxxxxxxxxxxx
> CC: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
> Signed-off-by: Joel Stanley <joel@xxxxxxxxx>
> ---
>
> Another solution would be to revert b0cd4fb27665 ("media: Kconfig: on
> !EMBEDDED && !EXPERT, enable driver filtering"). I assume this was done
> to be helpful, but in practice it has enabled the TUNER drivers (and
> others) for the following configs that didn't have them before:

Mauro, did you have any thoughts here?

Otherwise I'll merge the fix for the aspeed configs for 5.10.

Cheers,

Joel

>
> $ git grep -lE "(CONFIG_EXPERT|CONFIG_EMBEDDED)"  arch/*/configs/ | xargs grep -l MEDIA_SUPPORT
> arch/arm/configs/aspeed_g4_defconfig
> arch/arm/configs/aspeed_g5_defconfig
> arch/arm/configs/at91_dt_defconfig
> arch/arm/configs/bcm2835_defconfig
> arch/arm/configs/davinci_all_defconfig
> arch/arm/configs/ezx_defconfig
> arch/arm/configs/imote2_defconfig
> arch/arm/configs/imx_v4_v5_defconfig
> arch/arm/configs/imx_v6_v7_defconfig
> arch/arm/configs/milbeaut_m10v_defconfig
> arch/arm/configs/multi_v7_defconfig
> arch/arm/configs/omap2plus_defconfig
> arch/arm/configs/pxa_defconfig
> arch/arm/configs/qcom_defconfig
> arch/arm/configs/sama5_defconfig
> arch/arm/configs/tegra_defconfig
> arch/mips/configs/ci20_defconfig
> arch/mips/configs/lemote2f_defconfig
> arch/mips/configs/loongson3_defconfig
> arch/mips/configs/pistachio_defconfig
>
> I've cc'd the maintainers of these defconfigs so they are aware.
>
> ---
>  arch/arm/configs/aspeed_g4_defconfig | 3 ++-
>  arch/arm/configs/aspeed_g5_defconfig | 3 ++-
>  2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/configs/aspeed_g4_defconfig b/arch/arm/configs/aspeed_g4_defconfig
> index 303f75a3baec..58d293b63581 100644
> --- a/arch/arm/configs/aspeed_g4_defconfig
> +++ b/arch/arm/configs/aspeed_g4_defconfig
> @@ -160,7 +160,8 @@ CONFIG_SENSORS_TMP421=y
>  CONFIG_SENSORS_W83773G=y
>  CONFIG_WATCHDOG_SYSFS=y
>  CONFIG_MEDIA_SUPPORT=y
> -CONFIG_MEDIA_CAMERA_SUPPORT=y
> +CONFIG_MEDIA_SUPPORT_FILTER=y
> +CONFIG_MEDIA_PLATFORM_SUPPORT=y
>  CONFIG_V4L_PLATFORM_DRIVERS=y
>  CONFIG_VIDEO_ASPEED=y
>  CONFIG_DRM=y
> diff --git a/arch/arm/configs/aspeed_g5_defconfig b/arch/arm/configs/aspeed_g5_defconfig
> index b0d056d49abe..cc2449ed6e6d 100644
> --- a/arch/arm/configs/aspeed_g5_defconfig
> +++ b/arch/arm/configs/aspeed_g5_defconfig
> @@ -175,7 +175,8 @@ CONFIG_SENSORS_TMP421=y
>  CONFIG_SENSORS_W83773G=y
>  CONFIG_WATCHDOG_SYSFS=y
>  CONFIG_MEDIA_SUPPORT=y
> -CONFIG_MEDIA_CAMERA_SUPPORT=y
> +CONFIG_MEDIA_SUPPORT_FILTER=y
> +CONFIG_MEDIA_PLATFORM_SUPPORT=y
>  CONFIG_V4L_PLATFORM_DRIVERS=y
>  CONFIG_VIDEO_ASPEED=y
>  CONFIG_DRM=y
> --
> 2.28.0
>



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