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SubjectRe: [PATCH v3 1/4] drm/bridge: sil_sii8620: depend on INPUT instead of selecting it.
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+cc: dri-devel

On 27.03.2019 02:48, Ronald Tschalär wrote:
> commit d6abe6df706c66d803e6dd4fe98c1b6b7f125a56 (drm/bridge:
> sil_sii8620: do not have a dependency of RC_CORE) added a dependency on
> INPUT. However, this causes problems with other drivers, in particular
> an input driver that depends on MFD_INTEL_LPSS_PCI (to be added in a
> future commit):
>
> drivers/clk/Kconfig:9:error: recursive dependency detected!
> drivers/clk/Kconfig:9: symbol COMMON_CLK is selected by MFD_INTEL_LPSS
> drivers/mfd/Kconfig:566: symbol MFD_INTEL_LPSS is selected by MFD_INTEL_LPSS_PCI
> drivers/mfd/Kconfig:580: symbol MFD_INTEL_LPSS_PCI is implied by KEYBOARD_APPLESPI
> drivers/input/keyboard/Kconfig:73: symbol KEYBOARD_APPLESPI depends on INPUT
> drivers/input/Kconfig:8: symbol INPUT is selected by DRM_SIL_SII8620
> drivers/gpu/drm/bridge/Kconfig:83: symbol DRM_SIL_SII8620 depends on DRM_BRIDGE
> drivers/gpu/drm/bridge/Kconfig:1: symbol DRM_BRIDGE is selected by DRM_PL111
> drivers/gpu/drm/pl111/Kconfig:1: symbol DRM_PL111 depends on COMMON_CLK
>
> According to the docs, select should only be used for non-visible
> symbols. Furthermore almost all other references to INPUT throughout the
> kernel config are depends, not selects. Hence this change.
>
> CC: Inki Dae <inki.dae@samsung.com>
> CC: Andrzej Hajda <a.hajda@samsung.com>
> Signed-off-by: Ronald Tschalär <ronald@innovation.ch>


This is drm bridge driver, next time please cc it to dri-devel ML also.

Anyway this is not the solution we have agreed to.

Why have you abandoned the patch [1]? It needed just some minor
polishing, as I wrote in response to this mail.


[1]:
https://lore.kernel.org/lkml/20190124082423.23139-1-ronald@innovation.ch/T/#mf620df0b1583096a214d8e2e690387078583472f


Regards

Andrzej


> ---
> drivers/gpu/drm/bridge/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
> index 2fee47b0d50b..eabedc83f25c 100644
> --- a/drivers/gpu/drm/bridge/Kconfig
> +++ b/drivers/gpu/drm/bridge/Kconfig
> @@ -83,9 +83,9 @@ config DRM_PARADE_PS8622
> config DRM_SIL_SII8620
> tristate "Silicon Image SII8620 HDMI/MHL bridge"
> depends on OF
> + depends on INPUT
> select DRM_KMS_HELPER
> imply EXTCON
> - select INPUT
> select RC_CORE
> help
> Silicon Image SII8620 HDMI/MHL bridge chip driver.


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