linux-kernel - Re: [PATCH v2 0/2] ufs: pci: Add support UFSHCI 4.0 MCQ

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Date: Tue, 4 Jun 2024 16:17:45 -0600
From: Bart Van Assche <bvanassche@....org>
To: Minwoo Im <minwoo.im@...sung.com>,
 "James E . J . Bottomley" <James.Bottomley@...senPartnership.com>,
 "Martin K . Petersen" <martin.petersen@...cle.com>
Cc: Alim Akhtar <alim.akhtar@...sung.com>, Avri Altman <avri.altman@....com>,
 gost.dev@...sung.com, linux-scsi@...r.kernel.org,
 linux-kernel@...r.kernel.org, Jeuk Kim <jeuk20.kim@...sung.com>
Subject: Re: [PATCH v2 0/2] ufs: pci: Add support UFSHCI 4.0 MCQ

On 5/31/24 15:22, Minwoo Im wrote:
> This patchset introduces add support for MCQ introduced in UFSHCI 4.0.  The
> first patch adds a simple helper to get the address of MCQ queue config
> registers.  The second one enables MCQ feature by adding mandatory vops
> callback functions required at MCQ initialization phase.  The last one is to
> prevent a case where number of MCQ is given 1 since driver allocates poll_queues
> first rather than I/O queues to handle device commands.  Instead of causing
> exception handlers due to no I/O queue, failfast during the initialization time.

For both patches, feel free to add:

Reviewed-by: Bart Van Assche <bvanassche@....org>