Re: [PATCH v3 1/2] USB:ehci:Add a whitelist for EHCI controllers

2021-04-08 Thread Greg KH
On Fri, Apr 09, 2021 at 11:00:14AM +0800, Longfang Liu wrote: > 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

[PATCH v3 1/2] USB:ehci:Add a whitelist for EHCI controllers

2021-04-08 Thread 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. The current patch does not affect the drive function. S