From: Stanimir Varbanov <svarbanov@mm-sol.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
lorenzo.pieralisi@arm.com, bhelgaas@google.com
Cc: bjorn.andersson@linaro.org, robh@kernel.org,
linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] PCI: qcom: Add support for handling MSIs from 8 endpoints
Date: Wed, 23 Feb 2022 12:30:51 +0200 [thread overview]
Message-ID: <b713b30c-5941-06d7-bb96-fddcaaec2a8f@mm-sol.com> (raw)
In-Reply-To: <20211214101319.25258-1-manivannan.sadhasivam@linaro.org>
On 12/14/21 12:13, Manivannan Sadhasivam wrote:
> The DWC controller used in the Qcom Platforms are capable of addressing the
> MSIs generated from 8 different endpoints each with 32 vectors (256 in
> total). Currently the driver is using the default value of addressing the
> MSIs from 1 endpoint only. Extend it by passing the MAX_MSI_IRQS to the
> num_vectors field of pcie_port structure.
>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---
> drivers/pci/controller/dwc/pcie-qcom.c | 1 +
> 1 file changed, 1 insertion(+)
Acked-by: Stanimir Varbanov <svarbanov@mm-sol.com>
>
> diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
> index 1c3d1116bb60..8a4c08d815a5 100644
> --- a/drivers/pci/controller/dwc/pcie-qcom.c
> +++ b/drivers/pci/controller/dwc/pcie-qcom.c
> @@ -1550,6 +1550,7 @@ static int qcom_pcie_probe(struct platform_device *pdev)
> pci->dev = dev;
> pci->ops = &dw_pcie_ops;
> pp = &pci->pp;
> + pp->num_vectors = MAX_MSI_IRQS;
>
> pcie->pci = pci;
>
--
regards,
Stan
next prev parent reply other threads:[~2022-02-23 10:39 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-14 10:13 [PATCH] PCI: qcom: Add support for handling MSIs from 8 endpoints Manivannan Sadhasivam
2022-02-23 10:01 ` Lorenzo Pieralisi
2022-03-14 5:22 ` Manivannan Sadhasivam
2022-03-28 14:20 ` Manivannan Sadhasivam
2022-03-28 14:39 ` Lorenzo Pieralisi
2022-04-08 9:52 ` Lorenzo Pieralisi
2022-02-23 10:03 ` Dmitry Baryshkov
2022-02-23 10:30 ` Stanimir Varbanov [this message]
2022-04-08 10:03 ` Lorenzo Pieralisi
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