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SubjectRe: [PATCH v32 4/4] scsi: ufs: Add HPB 2.0 support
On 2021-03-31 09:18, Daejun Park wrote:
> This patch supports the HPB 2.0.
>
> The HPB 2.0 supports read of varying sizes from 4KB to 512KB.
> In the case of Read (<= 32KB) is supported as single HPB read.
> In the case of Read (36KB ~ 512KB) is supported by as a combination of
> write buffer command and HPB read command to deliver more PPN.
> The write buffer commands may not be issued immediately due to busy
> tags.
> To use HPB read more aggressively, the driver can requeue the write
> buffer
> command. The requeue threshold is implemented as timeout and can be
> modified with requeue_timeout_ms entry in sysfs.
>
> Reviewed-by: Can Guo <cang@codeaurora.org>
> Reviewed-by: Bean Huo <beanhuo@micron.com>
> Signed-off-by: Daejun Park <daejun7.park@samsung.com>
> ---

Please allow me a few more days in April to have this whole series
tested one more time.

Thanks,
Can Guo.

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