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SubjectRe: [PATCH v7 1/2] drm/bridge: sil_sii8620: make remote control optional.
On 19.04.2019 10:19, Ronald Tschalär wrote:
> commit d6abe6df706c (drm/bridge: sil_sii8620: do not have a dependency
> of RC_CORE) changed the driver to select both RC_CORE and 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 separate
> 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 and general consensus, select should only be used
> for non user-visible symbols, but both RC_CORE and INPUT are
> user-visible. Furthermore almost all other references to INPUT
> throughout the kernel config are depends, not selects. For this reason
> the first part of this change reverts commit d6abe6df706c.
> In order to address the original reason for commit d6abe6df706c, namely
> that not all boards use the remote controller functionality and hence
> should not need have to deal with RC_CORE, the second part of this
> change now makes the remote control support in the driver optional and
> contingent on RC_CORE being defined. And with this the hard dependency
> on INPUT also goes away as that is only needed if RC_CORE is defined
> (which in turn already depends on INPUT).
> CC: Inki Dae <>
> CC: Andrzej Hajda <>
> CC: Laurent Pinchart <>
> CC: Dmitry Torokhov <>
> Signed-off-by: Ronald Tschalär <>
> Reviewed-by: Andrzej Hajda <>

Apparently this patch was not queued to kernel yet. If there are no
objections I will queue it via drm-misc-next tree tomorrow.


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