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From: Thierry Reding <thierry.reding@gmail.com>
To: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	jonathanh@nvidia.com, linux-tegra@vger.kernel.org
Subject: Re: [PATCH RESEND 3/5] iommu/tegra-smmu: Use fwspec in tegra_smmu_(de)attach_dev
Date: Fri, 20 Nov 2020 17:23:15 +0100	[thread overview]
Message-ID: <20201120162315.GE3870099@ulmo> (raw)
In-Reply-To: <20201111222129.15736-4-nicoleotsuka@gmail.com>


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On Wed, Nov 11, 2020 at 02:21:27PM -0800, Nicolin Chen wrote:
> In tegra_smmu_(de)attach_dev() functions, we poll DTB for each
> client's iommus property to get swgroup ID in order to prepare
> "as" and enable smmu. Actually tegra_smmu_configure() prepared
> an fwspec for each client, and added to the fwspec all swgroup
> IDs of client DT node in DTB.
> 
> So this patch uses fwspec in tegra_smmu_(de)attach_dev() so as
> to replace the redundant DT polling code.
> 
> Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
> Tested-by: Dmitry Osipenko <digetx@gmail.com>
> Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
> ---
>  drivers/iommu/tegra-smmu.c | 56 ++++++++++++++++----------------------
>  1 file changed, 23 insertions(+), 33 deletions(-)

Acked-by: Thierry Reding <treding@nvidia.com>

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_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu

WARNING: multiple messages have this Message-ID (diff)
From: Thierry Reding <thierry.reding@gmail.com>
To: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: joro@8bytes.org, linux-kernel@vger.kernel.org,
	iommu@lists.linux-foundation.org, linux-tegra@vger.kernel.org,
	jonathanh@nvidia.com, vdumpa@nvidia.com
Subject: Re: [PATCH RESEND 3/5] iommu/tegra-smmu: Use fwspec in tegra_smmu_(de)attach_dev
Date: Fri, 20 Nov 2020 17:23:15 +0100	[thread overview]
Message-ID: <20201120162315.GE3870099@ulmo> (raw)
In-Reply-To: <20201111222129.15736-4-nicoleotsuka@gmail.com>

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On Wed, Nov 11, 2020 at 02:21:27PM -0800, Nicolin Chen wrote:
> In tegra_smmu_(de)attach_dev() functions, we poll DTB for each
> client's iommus property to get swgroup ID in order to prepare
> "as" and enable smmu. Actually tegra_smmu_configure() prepared
> an fwspec for each client, and added to the fwspec all swgroup
> IDs of client DT node in DTB.
> 
> So this patch uses fwspec in tegra_smmu_(de)attach_dev() so as
> to replace the redundant DT polling code.
> 
> Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
> Tested-by: Dmitry Osipenko <digetx@gmail.com>
> Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
> ---
>  drivers/iommu/tegra-smmu.c | 56 ++++++++++++++++----------------------
>  1 file changed, 23 insertions(+), 33 deletions(-)

Acked-by: Thierry Reding <treding@nvidia.com>

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  reply	other threads:[~2020-11-20 16:23 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-11 22:21 [PATCH RESEND 0/5] iommu/tegra-smmu: Some pending reviewed changes Nicolin Chen
2020-11-11 22:21 ` Nicolin Chen
2020-11-11 22:21 ` [PATCH RESEND 1/5] iommu/tegra-smmu: Unwrap tegra_smmu_group_get Nicolin Chen
2020-11-11 22:21   ` Nicolin Chen
2020-11-11 22:21 ` [PATCH RESEND 2/5] iommu/tegra-smmu: Expand mutex protection range Nicolin Chen
2020-11-11 22:21   ` Nicolin Chen
2020-11-11 22:21 ` [PATCH RESEND 3/5] iommu/tegra-smmu: Use fwspec in tegra_smmu_(de)attach_dev Nicolin Chen
2020-11-11 22:21   ` Nicolin Chen
2020-11-20 16:23   ` Thierry Reding [this message]
2020-11-20 16:23     ` Thierry Reding
2020-11-11 22:21 ` [PATCH RESEND 4/5] iommu/tegra-smmu: Rework tegra_smmu_probe_device() Nicolin Chen
2020-11-11 22:21   ` Nicolin Chen
2020-11-20 16:25   ` Thierry Reding
2020-11-20 16:25     ` Thierry Reding
2020-11-11 22:21 ` [PATCH RESEND 5/5] iommu/tegra-smmu: Add PCI support Nicolin Chen
2020-11-11 22:21   ` Nicolin Chen
2020-11-20 16:26   ` Thierry Reding
2020-11-20 16:26     ` Thierry Reding
2020-11-24 21:21 ` [PATCH RESEND 0/5] iommu/tegra-smmu: Some pending reviewed changes Nicolin Chen
2020-11-24 21:21   ` Nicolin Chen
2020-11-24 23:05   ` Dmitry Osipenko
2020-11-24 23:05     ` Dmitry Osipenko
2020-11-24 23:12     ` Nicolin Chen
2020-11-24 23:12       ` Nicolin Chen
2020-11-25  9:55       ` Will Deacon
2020-11-25  9:55         ` Will Deacon
2020-11-25 10:08         ` Nicolin Chen
2020-11-25 10:08           ` Nicolin Chen

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