Re: [PATCH] hid: stop drivers from selecting CONFIG_HID

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On Tue, Jan 17, 2023 at 06:20:55PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
> 
> There is a mix of drivers using either 'depends on HID' or 'select HID',
> which causes both circular dependencies and missed dependencies for
> a 'select':
> 
> WARNING: unment direct dependencies for HID
>   Depends on [m]: HID_SUPPORT [=y] && INPUT [=m]
>   Selected by [y]:
>   - AMD_SFH_HID [=y] && HID_SUPPORT [=y] && (X86_64 || COMPILE_TEST [=y]) && PCI [=y]
>   Selected by [m]:
>   - I2C_HID_CORE [=m] && HID_SUPPORT [=y]
> 
> WARNING: unmet direct dependencies detected for INPUT_FF_MEMLESS
>   Depends on [m]: INPUT [=m]
>   Selected by [y]:
>   - DRAGONRISE_FF [=y] && HID_SUPPORT [=y] && HID [=y] && HID_DRAGONRISE [=y]
>   - HID_MICROSOFT [=y] && HID_SUPPORT [=y] && HID [=y]
>   - GREENASIA_FF [=y] && HID_SUPPORT [=y] && HID [=y] && HID_GREENASIA [=y]
>   Selected by [m]:
>   - INPUT_ARIZONA_HAPTICS [=m] && INPUT [=m] && INPUT_MISC [=y] && MFD_ARIZONA [=y] && SND_SOC [=m]
>   - INPUT_PM8XXX_VIBRATOR [=m] && INPUT [=m] && INPUT_MISC [=y] && (MFD_PM8XXX [=m] || MFD_SPMI_PMIC [=n])
>   - INPUT_MAX8997_HAPTIC [=m] && INPUT [=m] && INPUT_MISC [=y] && PWM [=y] && MFD_MAX8997 [=y]
>   - INPUT_GPIO_VIBRA [=m] && INPUT [=m] && INPUT_MISC [=y] && (GPIOLIB [=y] || COMPILE_TEST [=y])
>   - INPUT_REGULATOR_HAPTIC [=m] && INPUT [=m] && INPUT_MISC [=y] && REGULATOR [=y]
>   - INPUT_TWL6040_VIBRA [=m] && INPUT [=m] && INPUT_MISC [=y] && TWL6040_CORE [=y]
>   - INPUT_PWM_VIBRA [=m] && INPUT [=m] && INPUT_MISC [=y] && PWM [=y]
>   - INPUT_DRV260X_HAPTICS [=m] && INPUT_MISC [=y] && INPUT [=m] && I2C [=y] && (GPIOLIB [=y] || COMPILE_TEST [=y])
>   - INPUT_DRV2665_HAPTICS [=m] && INPUT_MISC [=y] && INPUT [=m] && I2C [=y]
>   - INPUT_DRV2667_HAPTICS [=m] && INPUT_MISC [=y] && INPUT [=m] && I2C [=y]
>   - INPUT_SC27XX_VIBRA [=m] && INPUT [=m] && INPUT_MISC [=y] && (MFD_SC27XX_PMIC [=y] || COMPILE_TEST [=y])
>   - HID_MAYFLASH [=m] && HID_SUPPORT [=y] && HID [=y]
> 
> Avoid this by changing all HID client drivers to use 'depends on HID'.
> For I2C_HID, this requires a larger rework of the Kconfig description,
> but it hopefully becomes easier to understand without the complex
> I2C_HID_CORE definition.
> 
> Fixes: 25621bcc8976 ("HID: Kconfig: split HID support and hid-core compilation")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
>  drivers/hid/amd-sfh-hid/Kconfig   |  2 +-
>  drivers/hid/i2c-hid/Kconfig       | 31 ++++++++++++++++---------------
>  drivers/hid/intel-ish-hid/Kconfig |  2 +-
>  3 files changed, 18 insertions(+), 17 deletions(-)
> 

Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>



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