Re: [PATCH 1/2] USB:ehci:Add a whitelist for EHCI controllers

From: liulongfang
Date: Thu Apr 08 2021 - 05:44:55 EST


On 2021/4/8 17:33, Oliver Neukum wrote:
> Am Donnerstag, den 08.04.2021, 17:11 +0800 schrieb Longfang Liu:
>> Some types of EHCI controllers do not have SBRN registers.
>> By comparing the white list, the operation of reading the SBRN
>> registers is skipped.
>>
>> Subsequent EHCI controller types without SBRN registers can be
>> directly added to the white list.
>
> Hi,
>
> shouldn't this set a flag for a missing functionality?
>
> Regards
> Oliver
>
>
> .
>
This flag is ehci->sbrn.
Thanks,
Longfang