linux-kernel - Re: [PATCH v9 0/6] Add Tegra241 (Grace) CMDQV Support (part 1/2)

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Message-ID: <ZnXBrhcaiHqV9sn2@duo.ucw.cz>
Date: Fri, 28 Jun 2024 21:26:00 +0200
From: Pavel Machek <pavel@....cz>
To: Nicolin Chen <nicolinc@...dia.com>
Cc: will@...nel.org, robin.murphy@....com, joro@...tes.org, jgg@...dia.com,
	thierry.reding@...il.com, vdumpa@...dia.com, jonathanh@...dia.com,
	linux-kernel@...r.kernel.org, iommu@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org
Subject: Re: [PATCH v9 0/6] Add Tegra241 (Grace) CMDQV Support (part 1/2)

Hi!

> NVIDIA's Tegra241 (Grace) SoC has a CMDQ-Virtualization (CMDQV) hardware
> that extends standard ARM SMMUv3 to support multiple command queues with
> virtualization capabilities. Though this is similar to the ECMDQ in SMMU
> v3.3, CMDQV provides additional Virtual Interfaces (VINTFs) allowing VMs
> to have their own VINTFs and Virtual Command Queues (VCMDQs). The VCMDQs
> can only execute a limited set of commands, mainly invalidation commands
> when exclusively used by the VMs, compared to the standard SMMUv3 CMDQ.

Text is block-aligned without duplicated spaces. How did you do
that...?

Anyway, it looks great.

Best regards,

								Pavel
-- 
People of Russia, stop Putin before his war on Ukraine escalates.

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