From: Johan Hovold <johan@kernel.org>
To: Mrinmay Sarkar <quic_msarkar@quicinc.com>
Cc: agross@kernel.org, andersson@kernel.org,
krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org,
konrad.dybcio@linaro.org, mani@kernel.org, robh+dt@kernel.org,
quic_shazhuss@quicinc.com, quic_nitegupt@quicinc.com,
quic_ramkri@quicinc.com, quic_nayiluri@quicinc.com,
dmitry.baryshkov@linaro.org, robh@kernel.org,
quic_krichai@quicinc.com, quic_vbadigan@quicinc.com,
quic_parass@quicinc.com, quic_schintav@quicinc.com,
quic_shijjose@quicinc.com,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH v4 3/3] arm64: dts: qcom: sa8775p: Mark PCIe EP controller as cache coherent
Date: Tue, 21 Nov 2023 16:39:53 +0100 [thread overview]
Message-ID: <ZVzPSQeyVytoyuk7@hovoldconsulting.com> (raw)
In-Reply-To: <f742b95e-dd42-cbd3-61ef-d5255447ea4e@quicinc.com>
On Tue, Nov 21, 2023 at 09:02:41PM +0530, Mrinmay Sarkar wrote:
>
> On 11/21/2023 8:25 PM, Johan Hovold wrote:
> > On Tue, Nov 21, 2023 at 08:08:13PM +0530, Mrinmay Sarkar wrote:
> >> The PCIe EP controller on SA8775P supports cache coherency, hence add
> >> the "dma-coherent" property to mark it as such.
> > What tree is this against?
> >
> > Both controllers are already marked as dma-coherent in mainline so this
> > patch makes no sense (and the context also looks wrong).
> Yes both the RC controllers are dma-coherent and this change is for
> PCIe EP controller and it is inside pcie0_ep node.
> Actually the pcie0_ep node change is yet to apply on linux next.
> I just made this change on top of that and the same I mentioned in
> cover letter.
Ah, thanks for clarifying, and sorry for the noise.
Johan
next prev parent reply other threads:[~2023-11-21 15:39 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-21 14:38 [PATCH v4 0/3] arm64: qcom: sa8775p: add cache coherency support for SA8775P Mrinmay Sarkar
2023-11-21 14:38 ` [PATCH v4 1/3] PCI: qcom: Enable cache coherency for SA8775P RC Mrinmay Sarkar
2023-11-21 18:40 ` Dmitry Baryshkov
2023-11-30 5:21 ` Manivannan Sadhasivam
2023-11-30 10:09 ` Konrad Dybcio
2023-11-30 11:09 ` Manivannan Sadhasivam
2024-02-19 8:32 ` [PATCH v4 1/3] PCI: qcom: Enable cache coherency for SA8775P RC\ Manivannan Sadhasivam
2023-11-21 14:38 ` [PATCH v4 2/3] PCI: qcom-ep: Enable cache coherency for SA8775P EP Mrinmay Sarkar
2023-11-21 14:38 ` [PATCH v4 3/3] arm64: dts: qcom: sa8775p: Mark PCIe EP controller as cache coherent Mrinmay Sarkar
2023-11-21 14:55 ` Johan Hovold
2023-11-21 15:32 ` Mrinmay Sarkar
2023-11-21 15:39 ` Johan Hovold [this message]
2023-11-22 16:06 ` [PATCH v4 0/3] arm64: qcom: sa8775p: add cache coherency support for SA8775P Konrad Dybcio
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