Re: [PATCH] drm: bridge: DRM_SIL_SII8620 should depend on, not select INPUT

From: Andrzej Hajda
Date: Mon Jul 01 2019 - 05:26:33 EST


On 01.07.2019 11:23, Andrzej Hajda wrote:
> On 01.07.2019 05:39, Randy Dunlap wrote:
>> From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
>>
>> A single driver should not enable (select) an entire subsystem,
>> such as INPUT, so change the 'select' to "depends on".
>>
>> Fixes: d6abe6df706c ("drm/bridge: sil_sii8620: do not have a dependency of RC_CORE")
>>
>> Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
>> Cc: Inki Dae <inki.dae@xxxxxxxxxxx>
>> Cc: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
>> Cc: Laurent Pinchart <Laurent.pinchart@xxxxxxxxxxxxxxxx>
>> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
>> ---
>> Linus has written this a couple of times in the last 15 years or so,
>> but my search fu cannot find it. And there are a few drivers in the
>> kernel tree that do this, but we shouldn't be adding more that do so.
>
> The proper solution has been already posted [1], but it has not been
> applied yet to input tree?
>
> Randy are there chances your patchset will appear in ML in near future,
> or should I merge your sii8620 patch alone?


Ups, I used wrong surname, I meant Ronald, added him input ML to cc.


Regards

Andrzej



>
>
> [1]:
> https://lore.kernel.org/lkml/20190419081926.13567-2-ronald@xxxxxxxxxxxxx/
>
>
> Regards
>
> Andrzej
>
>
>
>> drivers/gpu/drm/bridge/Kconfig | 3 +--
>> 1 file changed, 1 insertion(+), 2 deletions(-)
>>
>> --- lnx-52-rc7.orig/drivers/gpu/drm/bridge/Kconfig
>> +++ lnx-52-rc7/drivers/gpu/drm/bridge/Kconfig
>> @@ -83,10 +83,9 @@ config DRM_PARADE_PS8622
>>
>> config DRM_SIL_SII8620
>> tristate "Silicon Image SII8620 HDMI/MHL bridge"
>> - depends on OF
>> + depends on OF && INPUT
>> select DRM_KMS_HELPER
>> imply EXTCON
>> - select INPUT
>> select RC_CORE
>> help
>> Silicon Image SII8620 HDMI/MHL bridge chip driver.
>>
>>
>>
>>