On Tue, Dec 05, 2017 at 03:44:19PM +0000, Bean Huo (beanhuo) wrote: > Hi, greg k-h > > > > >So what UFS commands are you missing that you need to see implemented? > > > >And again, have you checked the different forks of the driver? > > > > Seems there is something misunderstood, I want to use UPIU, rather than CDB. > Maybe it is not possible based on current UFS stacks. Of course, exactly, > there is no missing SCSI command listed in UFS 2.1. Again, have you looked at the different forks out there? I bet you can already do this... If not, I'm sure simple patches should be able to add the missing functionality, it would be good to get a solid UFS driver one of these days in the tree :) thanks, greg k-h