The default value of CONFIG_USB_STKWEBCAM and CONFIG_ARM_CPUIDLE in arm64

[Andrea Righi]

On Thu, Sep 08, 2022 at 05:55:39PM +0800, 孙滢 wrote:
> Hi, I noticed that previously in the default configuration of the arm64 kernel, CONFIG_USB_STKWEBCAM was generally set to 'm' and CONFIG_ARM_CPUIDLE was generally set to 'y'.
> 
> However, ubuntu mainline since version 6.0-rc1, both of these configuration items are turned off.
> ( https://kernel.ubuntu.com/~kernel-ppa/mainline/v6.0-rc2/arm64/ )
> 
> CONFIG_USB_STKWEBCAM affects USB Syntek DC1125 camera support.
> CONFIG_ARM_CPUIDLE affects the generic cpuidle driver.
> 
> Would you consider restoring the values of these two configuration items in a subsequent release?
> 
> Thanks.

Hello,

CONFIG_USB_STKWEBCAM is considered deprecated upstream, see commit
56280c64ecac ("media: stkwebcam: deprecate driver, move to staging")

About CONFIG_ARM_CPUIDLE, this is not supported anymore on arm64, see
commit 51280acad855 ("cpuidle: cpuidle-arm: remove arm64 support")

-Andrea