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From: Manivannan Sadhasivam <mani@kernel.org>
To: Konrad Dybcio <konrad.dybcio@linaro.org>
Cc: Praveenkumar I <quic_ipkumar@quicinc.com>,
	agross@kernel.org, andersson@kernel.org, lpieralisi@kernel.org,
	kw@linux.com, robh@kernel.org, bhelgaas@google.com,
	linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org, quic_varada@quicinc.com,
	quic_devipriy@quicinc.com
Subject: Re: [PATCH 1/1] PCI: qcom: Add early fixup to set the max payload size for IPQ9574
Date: Mon, 24 Jul 2023 18:38:55 +0530	[thread overview]
Message-ID: <20230724130855.GO6291@thinkpad> (raw)
In-Reply-To: <af7d1db2-8bbe-e078-6b17-7f841fb7f475@linaro.org>

On Mon, Jul 24, 2023 at 02:53:37PM +0200, Konrad Dybcio wrote:
> On 24.07.2023 14:47, Praveenkumar I wrote:
> > Set 256 bytes as payload size for IPQ9574 via early fixup. This allows
> > PCIe RC to use the max payload size when a capable link partner is
> > connected.
> > 
> > Signed-off-by: Praveenkumar I <quic_ipkumar@quicinc.com>
> > ---
> [...]
> 
> > 
> > +static void qcom_fixup_mps_256(struct pci_dev *dev)
> > +{
> > +	pcie_set_mps(dev, 256);
> Looks like setting "dev->pcie_mpss = 1" here would make the PCIe generic
> code take care of this.
> 

Right, also this setting should not be PCI-PCI bridge specific but rather
controller specific.

- Mani

> Konrad

-- 
மணிவண்ணன் சதாசிவம்

  reply	other threads:[~2023-07-24 13:09 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-24 12:47 [PATCH 0/1] Set may payload size for IPQ9574 Praveenkumar I
2023-07-24 12:47 ` [PATCH 1/1] PCI: qcom: Add early fixup to set the max " Praveenkumar I
2023-07-24 12:53   ` Konrad Dybcio
2023-07-24 13:08     ` Manivannan Sadhasivam [this message]
2023-07-24 14:09       ` Manivannan Sadhasivam
2023-07-25  4:46         ` Praveenkumar I
2023-07-25  6:06           ` Manivannan Sadhasivam
2023-07-26  7:28             ` Praveenkumar I
2023-07-26  9:22             ` Praveenkumar I
2023-07-26 10:49               ` Praveenkumar I
2023-07-24 13:51     ` Praveenkumar I
2023-07-24 12:50 ` [PATCH 0/1] Set may " Konrad Dybcio
2023-07-25  4:24   ` Praveenkumar I

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