linux-kernel - Re: [PATCH v5 1/3] PCI: dwc: enable PCI Power Control Slot driver for QCOM

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <571a76a1-c430-49a5-a8b6-974f71a6437b@oss.qualcomm.com>
Date: Mon, 11 Aug 2025 17:25:10 +0800
From: Qiang Yu <qiang.yu@....qualcomm.com>
To: "Wenbin Yao (Consultant)" <quic_wenbyao@...cinc.com>,
        Bjorn Helgaas <helgaas@...nel.org>
Cc: lpieralisi@...nel.org, kwilczynski@...nel.org, mani@...nel.org,
        robh@...nel.org, bhelgaas@...gle.com, sfr@...b.auug.org.au,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        andersson@...nel.org, konradybcio@...nel.org, krzk+dt@...nel.org,
        conor+dt@...nel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, krishna.chundru@....qualcomm.com,
        quic_vbadigan@...cinc.com, quic_mrana@...cinc.com,
        quic_cang@...cinc.com
Subject: Re: [PATCH v5 1/3] PCI: dwc: enable PCI Power Control Slot driver for
 QCOM



On 7/24/2025 10:52 AM, Wenbin Yao (Consultant) wrote:
> On 7/23/2025 7:22 AM, Bjorn Helgaas wrote:
>> In subject:
>>
>>    PCI: qcom: Enable PCI Power Control Slot driver
>>
>> This is not a generic dwc change; it's specific to qcom, so I want the
>> subject to reflect that.
>>
>> We can fix this when applying unless other changes are needed.
> 
> OK， will fix it.

Hi Bjorn, we have nothing to update, will not send new version, could you
please pick up patches and fix this when applying if there is no further
comments?

- Qiang Yu> 
>>
>> On Tue, Jul 22, 2025 at 05:11:49PM +0800, Wenbin Yao wrote:
>>> From: Qiang Yu <qiang.yu@....qualcomm.com>
>>>
>>> Enable the pwrctrl driver, which is utilized to manage the power supplies
>>> of the devices connected to the PCI slots. This ensures that the voltage
>>> rails of the standard PCI slots on some platforms eg. X1E80100-QCP can be
>>> correctly turned on/off if they are described under PCIe port device tree
>>> node.
>>>
>>> Signed-off-by: Qiang Yu <qiang.yu@....qualcomm.com>
>>> Signed-off-by: Wenbin Yao <quic_wenbyao@...cinc.com>
>>> ---
>>>   drivers/pci/controller/dwc/Kconfig | 1 +
>>>   1 file changed, 1 insertion(+)
>>>
>>> diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig
>>> index ff6b6d9e1..deafc512b 100644
>>> --- a/drivers/pci/controller/dwc/Kconfig
>>> +++ b/drivers/pci/controller/dwc/Kconfig
>>> @@ -298,6 +298,7 @@ config PCIE_QCOM
>>>       select CRC8
>>>       select PCIE_QCOM_COMMON
>>>       select PCI_HOST_COMMON
>>> +    select PCI_PWRCTRL_SLOT
>>>       help
>>>         Say Y here to enable PCIe controller support on Qualcomm SoCs. The
>>>         PCIe controller uses the DesignWare core plus Qualcomm-specific
>>> -- 
>>> 2.34.1
>>>