From: Govind Singh <govinds@codeaurora.org>
To: Rob Herring <robh@kernel.org>
Cc: andy.gross@linaro.org, devicetree@vger.kernel.org,
briannorris@chromium.org, linux-wireless@vger.kernel.org,
ath10k@lists.infradead.org
Subject: Re: [PATCH 3/4] dt: bindings: add bindings for wifi iommu node
Date: Tue, 25 Sep 2018 17:39:59 +0530 [thread overview]
Message-ID: <74c8e0f9eb793720e3dff4e3cff382b5@codeaurora.org> (raw)
In-Reply-To: <5baa1b0b.1c69fb81.79d38.4171@mx.google.com>
On 2018-09-25 04:23, Rob Herring wrote:
> On Fri, Sep 21, 2018 at 02:39:06PM +0530, Govind Singh wrote:
>> WCN3990 wifi module can optionally make use of the IOMMU.
>
> Can the other compatibles use IOMMU too?
>
No, only wcn3990 can optionally use IOMMU.
>> Add binding documentation for phandle to the IOMMU and
>> the stream id of wifi iommu block.
>>
>> Signed-off-by: Govind Singh <govinds@codeaurora.org>
>> ---
>> .../devicetree/bindings/net/wireless/qcom,ath10k.txt | 5
>> +++++
>> 1 file changed, 5 insertions(+)
>>
>> diff --git
>> a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> index 22dea7d83ee8..07e58008c665 100644
>> --- a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> +++ b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> @@ -59,6 +59,10 @@ Optional properties:
>> - <supply-name>-supply: handle to the regulator device tree node
>> optional "supply-name" are "vdd-0.8-cx-mx",
>> "vdd-1.8-xo", "vdd-1.3-rfa" and "vdd-3.3-ch0".
>> +- iommus:
>> + Usage: optional
>> + Value type: <prop-encoded-array>
>> + Definition: A list of phandle and IOMMU specifier pairs.
>>
>> Example (to supply the calibration data alone):
>>
>> @@ -157,4 +161,5 @@ wifi@18000000 {
>> vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
>> vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
>> vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
>> + iommus = <&apps_smmu 0x0040 0x1>;
>> };
>> --
>> 2.17.0
>>
BR,
Govind
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WARNING: multiple messages have this Message-ID (diff)
From: Govind Singh <govinds@codeaurora.org>
To: Rob Herring <robh@kernel.org>
Cc: ath10k@lists.infradead.org, andy.gross@linaro.org,
devicetree@vger.kernel.org, linux-wireless@vger.kernel.org,
briannorris@chromium.org
Subject: Re: [PATCH 3/4] dt: bindings: add bindings for wifi iommu node
Date: Tue, 25 Sep 2018 17:39:59 +0530 [thread overview]
Message-ID: <74c8e0f9eb793720e3dff4e3cff382b5@codeaurora.org> (raw)
In-Reply-To: <5baa1b0b.1c69fb81.79d38.4171@mx.google.com>
On 2018-09-25 04:23, Rob Herring wrote:
> On Fri, Sep 21, 2018 at 02:39:06PM +0530, Govind Singh wrote:
>> WCN3990 wifi module can optionally make use of the IOMMU.
>
> Can the other compatibles use IOMMU too?
>
No, only wcn3990 can optionally use IOMMU.
>> Add binding documentation for phandle to the IOMMU and
>> the stream id of wifi iommu block.
>>
>> Signed-off-by: Govind Singh <govinds@codeaurora.org>
>> ---
>> .../devicetree/bindings/net/wireless/qcom,ath10k.txt | 5
>> +++++
>> 1 file changed, 5 insertions(+)
>>
>> diff --git
>> a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> index 22dea7d83ee8..07e58008c665 100644
>> --- a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> +++ b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> @@ -59,6 +59,10 @@ Optional properties:
>> - <supply-name>-supply: handle to the regulator device tree node
>> optional "supply-name" are "vdd-0.8-cx-mx",
>> "vdd-1.8-xo", "vdd-1.3-rfa" and "vdd-3.3-ch0".
>> +- iommus:
>> + Usage: optional
>> + Value type: <prop-encoded-array>
>> + Definition: A list of phandle and IOMMU specifier pairs.
>>
>> Example (to supply the calibration data alone):
>>
>> @@ -157,4 +161,5 @@ wifi@18000000 {
>> vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
>> vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
>> vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
>> + iommus = <&apps_smmu 0x0040 0x1>;
>> };
>> --
>> 2.17.0
>>
BR,
Govind
WARNING: multiple messages have this Message-ID (diff)
From: Govind Singh <govinds-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: ath10k-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
andy.gross-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
briannorris-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org
Subject: Re: [PATCH 3/4] dt: bindings: add bindings for wifi iommu node
Date: Tue, 25 Sep 2018 17:39:59 +0530 [thread overview]
Message-ID: <74c8e0f9eb793720e3dff4e3cff382b5@codeaurora.org> (raw)
In-Reply-To: <5baa1b0b.1c69fb81.79d38.4171-ATjtLOhZ0NVl57MIdRCFDg@public.gmane.org>
On 2018-09-25 04:23, Rob Herring wrote:
> On Fri, Sep 21, 2018 at 02:39:06PM +0530, Govind Singh wrote:
>> WCN3990 wifi module can optionally make use of the IOMMU.
>
> Can the other compatibles use IOMMU too?
>
No, only wcn3990 can optionally use IOMMU.
>> Add binding documentation for phandle to the IOMMU and
>> the stream id of wifi iommu block.
>>
>> Signed-off-by: Govind Singh <govinds-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
>> ---
>> .../devicetree/bindings/net/wireless/qcom,ath10k.txt | 5
>> +++++
>> 1 file changed, 5 insertions(+)
>>
>> diff --git
>> a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> index 22dea7d83ee8..07e58008c665 100644
>> --- a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> +++ b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
>> @@ -59,6 +59,10 @@ Optional properties:
>> - <supply-name>-supply: handle to the regulator device tree node
>> optional "supply-name" are "vdd-0.8-cx-mx",
>> "vdd-1.8-xo", "vdd-1.3-rfa" and "vdd-3.3-ch0".
>> +- iommus:
>> + Usage: optional
>> + Value type: <prop-encoded-array>
>> + Definition: A list of phandle and IOMMU specifier pairs.
>>
>> Example (to supply the calibration data alone):
>>
>> @@ -157,4 +161,5 @@ wifi@18000000 {
>> vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
>> vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
>> vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
>> + iommus = <&apps_smmu 0x0040 0x1>;
>> };
>> --
>> 2.17.0
>>
BR,
Govind
next prev parent reply other threads:[~2018-09-25 12:10 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-21 9:09 [PATCH 0/4] Enable ath10k wcn3990 wifi driver support on sdm845 Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-21 9:09 ` [PATCH 1/4] dt: bindings: add missing dt properties for WCN3990 wifi node Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-24 22:51 ` Rob Herring
2018-09-24 22:51 ` Rob Herring
2018-09-25 12:08 ` Govind Singh
2018-09-25 12:08 ` Govind Singh
2018-09-25 12:08 ` Govind Singh
2018-09-21 9:09 ` [PATCH 2/4] dts: arm64/sdm845: Add WCN3990 WLAN module device node Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-23 2:35 ` kbuild test robot
2018-09-23 2:35 ` kbuild test robot
2018-09-23 2:35 ` kbuild test robot
2018-09-23 6:04 ` kbuild test robot
2018-09-23 6:04 ` kbuild test robot
2018-09-23 6:04 ` kbuild test robot
2018-09-24 17:11 ` Brian Norris
2018-09-24 17:11 ` Brian Norris
2018-09-24 17:11 ` Brian Norris
2018-09-25 12:15 ` Govind Singh
2018-09-25 12:15 ` Govind Singh
2018-09-25 12:15 ` Govind Singh
2018-09-21 9:09 ` [PATCH 3/4] dt: bindings: add bindings for wifi iommu node Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-24 22:53 ` Rob Herring
2018-09-24 22:53 ` Rob Herring
2018-09-25 12:09 ` Govind Singh [this message]
2018-09-25 12:09 ` Govind Singh
2018-09-25 12:09 ` Govind Singh
2018-09-21 9:09 ` [PATCH 4/4] dts: arm64/sdm845: Enable iommu for WCN3990 wifi module device node Govind Singh
2018-09-21 9:09 ` Govind Singh
2018-09-21 9:09 ` Govind Singh
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