From: Jon Hunter <jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
To: Krishna Reddy <vdumpa-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org,
will-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
robin.murphy-5wv7dgnIgG8@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
treding-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
yhsu-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
snikam-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
praithatha-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
talho-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
bbiswas-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
nicolinc-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
bhuntsman-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
nicoleotsuka-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Subject: Re: [PATCH v9 3/4] dt-bindings: arm-smmu: add binding for Tegra194 SMMU
Date: Wed, 1 Jul 2020 09:19:54 +0100 [thread overview]
Message-ID: <689714e8-a5bb-7d13-f2f2-ee26b2c53811@nvidia.com> (raw)
In-Reply-To: <20200630235752.8737-4-vdumpa-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
On 01/07/2020 00:57, Krishna Reddy wrote:
> Add binding for NVIDIA's Tegra194 SoC SMMU topology that is based
> on ARM MMU-500.
>
> Signed-off-by: Krishna Reddy <vdumpa-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
> ---
> .../devicetree/bindings/iommu/arm,smmu.yaml | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> index d7ceb4c34423b..662c46e16f07d 100644
> --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> @@ -38,6 +38,11 @@ properties:
> - qcom,sc7180-smmu-500
> - qcom,sdm845-smmu-500
> - const: arm,mmu-500
> + - description: NVIDIA SoCs that use more than one "arm,mmu-500"
> + items:
> + - enum:
> + - nvidia,tegra194-smmu
> + - const: arm,mmu-500
We should also address Robin's comments here. I don't think that we ever
want to fail back to just the regular 'arm,mmu-500' and should be should
probably just drop this part.
Jon
--
nvpublic
WARNING: multiple messages have this Message-ID (diff)
From: Jon Hunter <jonathanh@nvidia.com>
To: Krishna Reddy <vdumpa@nvidia.com>, <joro@8bytes.org>,
<will@kernel.org>, <robin.murphy@arm.com>, <robh+dt@kernel.org>,
<treding@nvidia.com>
Cc: <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<iommu@lists.linux-foundation.org>,
<linux-kernel@vger.kernel.org>, <linux-tegra@vger.kernel.org>,
<yhsu@nvidia.com>, <snikam@nvidia.com>, <praithatha@nvidia.com>,
<talho@nvidia.com>, <bbiswas@nvidia.com>, <mperttunen@nvidia.com>,
<nicolinc@nvidia.com>, <bhuntsman@nvidia.com>,
<nicoleotsuka@gmail.com>
Subject: Re: [PATCH v9 3/4] dt-bindings: arm-smmu: add binding for Tegra194 SMMU
Date: Wed, 1 Jul 2020 09:19:54 +0100 [thread overview]
Message-ID: <689714e8-a5bb-7d13-f2f2-ee26b2c53811@nvidia.com> (raw)
In-Reply-To: <20200630235752.8737-4-vdumpa@nvidia.com>
On 01/07/2020 00:57, Krishna Reddy wrote:
> Add binding for NVIDIA's Tegra194 SoC SMMU topology that is based
> on ARM MMU-500.
>
> Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
> ---
> .../devicetree/bindings/iommu/arm,smmu.yaml | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> index d7ceb4c34423b..662c46e16f07d 100644
> --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> @@ -38,6 +38,11 @@ properties:
> - qcom,sc7180-smmu-500
> - qcom,sdm845-smmu-500
> - const: arm,mmu-500
> + - description: NVIDIA SoCs that use more than one "arm,mmu-500"
> + items:
> + - enum:
> + - nvidia,tegra194-smmu
> + - const: arm,mmu-500
We should also address Robin's comments here. I don't think that we ever
want to fail back to just the regular 'arm,mmu-500' and should be should
probably just drop this part.
Jon
--
nvpublic
WARNING: multiple messages have this Message-ID (diff)
From: Jon Hunter <jonathanh@nvidia.com>
To: Krishna Reddy <vdumpa@nvidia.com>, <joro@8bytes.org>,
<will@kernel.org>, <robin.murphy@arm.com>, <robh+dt@kernel.org>,
<treding@nvidia.com>
Cc: snikam@nvidia.com, devicetree@vger.kernel.org,
nicoleotsuka@gmail.com, mperttunen@nvidia.com,
bhuntsman@nvidia.com, yhsu@nvidia.com,
linux-kernel@vger.kernel.org, talho@nvidia.com,
iommu@lists.linux-foundation.org, nicolinc@nvidia.com,
linux-tegra@vger.kernel.org, praithatha@nvidia.com,
linux-arm-kernel@lists.infradead.org, bbiswas@nvidia.com
Subject: Re: [PATCH v9 3/4] dt-bindings: arm-smmu: add binding for Tegra194 SMMU
Date: Wed, 1 Jul 2020 09:19:54 +0100 [thread overview]
Message-ID: <689714e8-a5bb-7d13-f2f2-ee26b2c53811@nvidia.com> (raw)
In-Reply-To: <20200630235752.8737-4-vdumpa@nvidia.com>
On 01/07/2020 00:57, Krishna Reddy wrote:
> Add binding for NVIDIA's Tegra194 SoC SMMU topology that is based
> on ARM MMU-500.
>
> Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
> ---
> .../devicetree/bindings/iommu/arm,smmu.yaml | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> index d7ceb4c34423b..662c46e16f07d 100644
> --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> @@ -38,6 +38,11 @@ properties:
> - qcom,sc7180-smmu-500
> - qcom,sdm845-smmu-500
> - const: arm,mmu-500
> + - description: NVIDIA SoCs that use more than one "arm,mmu-500"
> + items:
> + - enum:
> + - nvidia,tegra194-smmu
> + - const: arm,mmu-500
We should also address Robin's comments here. I don't think that we ever
want to fail back to just the regular 'arm,mmu-500' and should be should
probably just drop this part.
Jon
--
nvpublic
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: Jon Hunter <jonathanh@nvidia.com>
To: Krishna Reddy <vdumpa@nvidia.com>, <joro@8bytes.org>,
<will@kernel.org>, <robin.murphy@arm.com>, <robh+dt@kernel.org>,
<treding@nvidia.com>
Cc: snikam@nvidia.com, devicetree@vger.kernel.org,
nicoleotsuka@gmail.com, mperttunen@nvidia.com,
bhuntsman@nvidia.com, yhsu@nvidia.com,
linux-kernel@vger.kernel.org, talho@nvidia.com,
iommu@lists.linux-foundation.org, nicolinc@nvidia.com,
linux-tegra@vger.kernel.org, praithatha@nvidia.com,
linux-arm-kernel@lists.infradead.org, bbiswas@nvidia.com
Subject: Re: [PATCH v9 3/4] dt-bindings: arm-smmu: add binding for Tegra194 SMMU
Date: Wed, 1 Jul 2020 09:19:54 +0100 [thread overview]
Message-ID: <689714e8-a5bb-7d13-f2f2-ee26b2c53811@nvidia.com> (raw)
In-Reply-To: <20200630235752.8737-4-vdumpa@nvidia.com>
On 01/07/2020 00:57, Krishna Reddy wrote:
> Add binding for NVIDIA's Tegra194 SoC SMMU topology that is based
> on ARM MMU-500.
>
> Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
> ---
> .../devicetree/bindings/iommu/arm,smmu.yaml | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> index d7ceb4c34423b..662c46e16f07d 100644
> --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
> @@ -38,6 +38,11 @@ properties:
> - qcom,sc7180-smmu-500
> - qcom,sdm845-smmu-500
> - const: arm,mmu-500
> + - description: NVIDIA SoCs that use more than one "arm,mmu-500"
> + items:
> + - enum:
> + - nvidia,tegra194-smmu
> + - const: arm,mmu-500
We should also address Robin's comments here. I don't think that we ever
want to fail back to just the regular 'arm,mmu-500' and should be should
probably just drop this part.
Jon
--
nvpublic
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-07-01 8:19 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-30 23:57 [PATCH v9 0/4] NVIDIA ARM SMMUv2 Implementation Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
[not found] ` <20200630235752.8737-1-vdumpa-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2020-06-30 23:57 ` [PATCH v9 1/4] iommu/arm-smmu: move TLB timeout and spin count macros Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` [PATCH v9 2/4] iommu/arm-smmu: add NVIDIA implementation for ARM MMU-500 usage Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
[not found] ` <20200630235752.8737-3-vdumpa-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2020-07-01 8:16 ` Jon Hunter
2020-07-01 8:16 ` Jon Hunter
2020-07-01 8:16 ` Jon Hunter
2020-07-01 8:16 ` Jon Hunter
2020-06-30 23:57 ` [PATCH v9 3/4] dt-bindings: arm-smmu: add binding for Tegra194 SMMU Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
[not found] ` <20200630235752.8737-4-vdumpa-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2020-07-01 8:19 ` Jon Hunter [this message]
2020-07-01 8:19 ` Jon Hunter
2020-07-01 8:19 ` Jon Hunter
2020-07-01 8:19 ` Jon Hunter
2020-06-30 23:57 ` [PATCH v9 4/4] iommu/arm-smmu: add global/context fault implementation hooks Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
2020-06-30 23:57 ` Krishna Reddy
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