Re: [PATCH 1/1] ipu3-cio2: Build bridge only if ACPI is enabled

From: Randy Dunlap
Date: Tue Feb 02 2021 - 15:28:29 EST


On 2/2/21 12:14 PM, Sakari Ailus wrote:
> ipu3-cio2-bridge uses several features of the ACPI framework that have no
> meaningful replacement when ACPI is disabled. Instead of adding #ifdefs to
> the affected places, only build the bridge code if CONFIG_ACPI is enabled.
>
> Fixes: 803abec64ef9 ("media: ipu3-cio2: Add cio2-bridge to ipu3-cio2 driver")
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>

Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> # build-tested

Thanks.

> ---
> Hi Randy,
>
> Thanks for reporting this.
>
> This patch should address the problem.
>
> drivers/media/pci/intel/ipu3/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/media/pci/intel/ipu3/Kconfig b/drivers/media/pci/intel/ipu3/Kconfig
> index 24f4e79fe0cb..dce8274c81e6 100644
> --- a/drivers/media/pci/intel/ipu3/Kconfig
> +++ b/drivers/media/pci/intel/ipu3/Kconfig
> @@ -20,7 +20,7 @@ config VIDEO_IPU3_CIO2
>
> config CIO2_BRIDGE
> bool "IPU3 CIO2 Sensors Bridge"
> - depends on VIDEO_IPU3_CIO2
> + depends on VIDEO_IPU3_CIO2 && ACPI
> help
> This extension provides an API for the ipu3-cio2 driver to create
> connections to cameras that are hidden in the SSDB buffer in ACPI.
>


--
~Randy