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SubjectRE: [PATCH v3 2/3] scsi: ufs: Keep device active mode only fWriteBoosterBufferFlushDuringHibernate == 1
Date
> From: Bean Huo <beanhuo@micron.com>
>
> According to the JEDEC UFS 3.1 Spec, If
> fWriteBoosterBufferFlushDuringHibernate
> is set to one, the device flushes the WriteBooster Buffer data automatically
> whenever the link enters the hibernate (HIBERN8) state. While the flushing
> operation is in progress, the device should be kept in Active power mode.
> Currently, we set this flag during the UFSHCD probe stage, but we didn't deal
> with its programming failure. Even this failure is less likely to occur, but
> still it is possible.
How about reading it on every ufshcd_wb_need_flush?

Thanks,
Avri

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