Re: [PATCH v2 2/2] scsi: ufs: Execute START_STOP_UNIT during init

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On Fri, Sep 28, 2018 at 04:02:03PM -0700, Evan Green wrote:
> For UFS devices that are provisioned to have an initial power mode
> (bInitPowerMode) of "sleep", Linux will currently fail to enumerate
> the device. This is because the UFS specification says that the
> device must get a START_STOP_UNIT SCSI command to wake the unit
> up before other common initialization features like the device
> descriptor will be available to be read.

Yikes, this is just completely broken in terms of scsi compliance.

I think we should simply not support such devices.



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