From: Bjorn Helgaas <helgaas@kernel.org>
To: Krishna chaitanya chundru <quic_krichai@quicinc.com>
Cc: "Bartosz Golaszewski" <brgl@bgdev.pl>,
"Manivannan Sadhasivam" <manivannan.sadhasivam@linaro.org>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Bjorn Andersson" <andersson@kernel.org>,
"Konrad Dybcio" <konrad.dybcio@linaro.org>,
"Jingoo Han" <jingoohan1@gmail.com>,
quic_vbadigan@quicinc.com, quic_skananth@quicinc.com,
quic_nitegupt@quicinc.com, linux-arm-msm@vger.kernel.org,
linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH RFC 7/7] pci: pwrctl: Add power control driver for qps615
Date: Mon, 1 Jul 2024 14:54:42 -0500 [thread overview]
Message-ID: <20240701195442.GA14596@bhelgaas> (raw)
In-Reply-To: <20240626-qps615-v1-7-2ade7bd91e02@quicinc.com>
On Wed, Jun 26, 2024 at 06:07:55PM +0530, Krishna chaitanya chundru wrote:
> QPS615 switch needs to configured after powering on and before
> PCIe link was up.
s/need to configured/needs to be configured/
> As the PCIe controller driver already enables the PCIe link training
> at the host side, stop the link training.
Add blank line between paragraphs or rewrap into a single paragraph.
> Otherwise the moment we turn on the switch it will participate in
> the link training and link may come before switch is configured through
> i2c.
s/link may come before/link may come up before/ ?
> The switch can be configured different ways like changing de-emphasis
> settings of the switch, disabling unused ports etc and these settings
> can vary from board to board, for that reason the sequence is taken
> from the firmware file which contains the address of the slave, to address
> and data to be written to the switch. The driver reads the firmware file
> and parses them to apply those configurations to the switch.
s/to address and data/the address and the data/ ?
s/and parses them/and parses it/ (I assume you parse the file?)
next prev parent reply other threads:[~2024-07-01 19:54 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-26 12:37 [PATCH RFC 0/7] PCI: enable Power and configure the QPS615 PCIe switch Krishna chaitanya chundru
2024-06-26 12:37 ` [PATCH RFC 1/7] dt: bindings: add qcom,qps615.yaml Krishna chaitanya chundru
2024-06-26 13:34 ` Rob Herring (Arm)
2024-06-26 15:01 ` Bjorn Andersson
2024-06-27 15:31 ` Rob Herring
2024-07-01 13:26 ` Krzysztof Kozlowski
2024-06-26 12:37 ` [PATCH RFC 2/7] arm64: dts: qcom: qcs6490-rb3gen2: Add qps615 node Krishna chaitanya chundru
2024-06-26 17:11 ` Bjorn Andersson
2024-06-26 17:51 ` Dmitry Baryshkov
2024-06-26 12:37 ` [PATCH RFC 3/7] pci: Change the parent of the platform devices for child OF nodes Krishna chaitanya chundru
2024-06-26 15:12 ` Bartosz Golaszewski
2024-07-01 17:54 ` Bjorn Helgaas
2024-06-26 12:37 ` [PATCH RFC 4/7] pci: Add new start_link() & stop_link function ops Krishna chaitanya chundru
2024-06-26 15:07 ` Bartosz Golaszewski
2024-06-26 12:37 ` [PATCH RFC 5/7] pci: dwc: Add support for new pci function op Krishna chaitanya chundru
2024-06-26 12:37 ` [PATCH RFC 6/7] pci: qcom: Add support for start_link() & stop_link() Krishna chaitanya chundru
2024-06-26 14:31 ` Bjorn Andersson
2024-07-01 20:14 ` Bjorn Helgaas
2024-06-26 12:37 ` [PATCH RFC 7/7] pci: pwrctl: Add power control driver for qps615 Krishna chaitanya chundru
2024-06-26 15:25 ` Bartosz Golaszewski
2024-06-26 15:37 ` Konrad Dybcio
2024-08-03 3:18 ` Krishna Chaitanya Chundru
2024-06-26 17:00 ` Bjorn Andersson
2024-06-26 18:09 ` Dmitry Baryshkov
2024-07-01 19:54 ` Bjorn Helgaas [this message]
2024-06-26 13:31 ` [PATCH RFC 0/7] PCI: enable Power and configure the QPS615 PCIe switch Rob Herring (Arm)
2024-06-26 15:29 ` Bjorn Helgaas
2024-07-01 17:51 ` Bjorn Helgaas
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