linux-kernel - Re: [PATCH v11 3/9] iommu/arm-smmu-v3: Pass in cmdq pointer to arm_smmu_cmdq_build_sync

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Message-ID: <20240814172647.GT2032816@nvidia.com>
Date: Wed, 14 Aug 2024 14:26:47 -0300
From: Jason Gunthorpe <jgg@...dia.com>
To: Nicolin Chen <nicolinc@...dia.com>
Cc: will@...nel.org, robin.murphy@....com, joro@...tes.org,
	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 v11 3/9] iommu/arm-smmu-v3: Pass in cmdq pointer to
 arm_smmu_cmdq_build_sync_cmd

On Tue, Aug 06, 2024 at 07:11:48PM -0700, Nicolin Chen wrote:
> The CMDQV extension on NVIDIA Tegra241 SoC only supports CS_NONE in the
> CS field of CMD_SYNC, v.s. standard SMMU CMDQ. Pass in the cmdq pointer
> directly, so the function can identify a different cmdq implementation.
> 
> Signed-off-by: Nicolin Chen <nicolinc@...dia.com>
> ---
>  drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 13 ++++++++-----
>  1 file changed, 8 insertions(+), 5 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason