Re: [PATCH v3 00/19] Disable USB U1/U2 entry for QC targets

From: Prashanth K
Date: Wed Dec 25 2024 - 23:55:28 EST




On 26-12-24 10:13 am, Bjorn Andersson wrote:
> On Wed, Dec 18, 2024 at 03:56:48PM +0530, Prashanth K wrote:
>> Enabling U1 and U2 power-saving states can lead to stability and
>> performance issues, particularly for latency-sensitive or high-
>> throughput applications. These low-power link states are intended
>> to reduce power consumption by allowing the device to enter partial
>> low-power modes during idle periods. However, they can sometimes
>> result in unexpected behavior. Over the years, some of the issues
>> seen are as follows:

[...]

>> Krishna Kurapati (8):
>> arm64: dts: qcom: Disable USB U1/U2 entry for SM8350
>> arm64: dts: qcom: Disable USB U1/U2 entry for SM8450
>> arm64: dts: qcom: Disable USB U1/U2 entry for SM8150
>> arm64: dts: qcom: Disable USB U1/U2 entry for SM6125
>> arm64: dts: qcom: Disable USB U1/U2 entry for SM8250
>> arm64: dts: qcom: Disable USB U1/U2 entry for SM6350
>> arm64: dts: qcom: Disable USB U1/U2 entry for SC7280
>> arm64: dts: qcom: Disable USB U1/U2 entry for SA8775P
>
> Thank you for submitting this, changes looks good and this is very
> welcome corrections!
>
> But patch subject is not okay. The prefix should match other changes in
> these files, and no "for XYZ" suffix.
>
> As such, these should all look like:
>
> "arm64: dts: qcom: <soc>: Disable USB U1/U2 entry"
>
>>
>> Prashanth K (11):
>> arm64: dts: qcom: Disable USB U1/U2 entry for SDM630
>> arm64: dts: qcom: Disable USB U1/U2 entry for SDM845
>> arm64: dts: qcom: Disable USB U1/U2 entry for SDX75
>> ARM: dts: qcom: Disable USB U1/U2 entry for SDX65
>> ARM: dts: qcom: Disable USB U1/U2 entry for SDX55
>
> I merge Arm and Arm64 patches through different trees, so I would
> appreciate if you send these two as a separate series (also v4).
>

Sure, will update the subject for all patches, and split it into 2
series (v4 for for both arm and arm64). I hope its fine to keep the
Reviewed-by tag from Konrad on next version.

Thanks for the review,
Prashanth K