PCIe needs to choose the appropriate performance state of RPMH power
domain based upon the PCIe gen speed.
Adding the Operating Performance Points table allows to adjust power
domain performance state and icc peak bw, depending on the PCIe gen
speed and width.
Signed-off-by: Krishna chaitanya chundru <[email protected]>
---
Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
index 1496d6993ab4..d8c0afaa4b19 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
@@ -69,6 +69,10 @@ properties:
- const: msi6
- const: msi7
+ operating-points-v2: true
+ opp-table:
+ type: object
+
resets:
maxItems: 1
--
2.42.0
On 07/04/2024 06:37, Krishna chaitanya chundru wrote:
> PCIe needs to choose the appropriate performance state of RPMH power
> domain based upon the PCIe gen speed.
>
> Adding the Operating Performance Points table allows to adjust power
> domain performance state and icc peak bw, depending on the PCIe gen
> speed and width.
>
> Signed-off-by: Krishna chaitanya chundru <[email protected]>
> ---
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Best regards,
Krzysztof
On Sun, Apr 07, 2024 at 10:07:36AM +0530, Krishna chaitanya chundru wrote:
s/opp/OPP
> PCIe needs to choose the appropriate performance state of RPMH power
s/RPMH/RPMh
> domain based upon the PCIe gen speed.
>
s/upon/on
> Adding the Operating Performance Points table allows to adjust power
> domain performance state and icc peak bw, depending on the PCIe gen
s/icc/ICC
s/PCIe gen speed/PCIe data rate
> speed and width.
>
s/width/link width
> Signed-off-by: Krishna chaitanya chundru <[email protected]>
With above changes,
Reviewed-by: Manivannan Sadhasivam <[email protected]>
- Mani
> ---
> Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
> index 1496d6993ab4..d8c0afaa4b19 100644
> --- a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
> @@ -69,6 +69,10 @@ properties:
> - const: msi6
> - const: msi7
>
> + operating-points-v2: true
> + opp-table:
> + type: object
> +
> resets:
> maxItems: 1
>
>
> --
> 2.42.0
>
--
மணிவண்ணன் சதாசிவம்
Ack to all the comments. I will modify them in next patch series.
- Krishna Chaitanya.
On 4/7/2024 8:12 PM, Manivannan Sadhasivam wrote:
> On Sun, Apr 07, 2024 at 10:07:36AM +0530, Krishna chaitanya chundru wrote:
>
> s/opp/OPP
>
>> PCIe needs to choose the appropriate performance state of RPMH power
>
> s/RPMH/RPMh
>
>> domain based upon the PCIe gen speed.
>>
>
> s/upon/on
>
>> Adding the Operating Performance Points table allows to adjust power
>> domain performance state and icc peak bw, depending on the PCIe gen
>
> s/icc/ICC
>
> s/PCIe gen speed/PCIe data rate
>
>> speed and width.
>>
>
> s/width/link width
>
>> Signed-off-by: Krishna chaitanya chundru <[email protected]>
>
> With above changes,
>
> Reviewed-by: Manivannan Sadhasivam <[email protected]>
>
> - Mani
>
>> ---
>> Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml | 4 ++++
>> 1 file changed, 4 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
>> index 1496d6993ab4..d8c0afaa4b19 100644
>> --- a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
>> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8450.yaml
>> @@ -69,6 +69,10 @@ properties:
>> - const: msi6
>> - const: msi7
>>
>> + operating-points-v2: true
>> + opp-table:
>> + type: object
>> +
>> resets:
>> maxItems: 1
>>
>>
>> --
>> 2.42.0
>>
>