linux-kernel - Re: [PATCH V1] PCI: tegra194: Fix probe path for Endpoint mode

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Date: Tue, 2 Apr 2024 13:39:55 +0100
From: Jon Hunter <jonathanh@...dia.com>
To: Vidya Sagar <vidyas@...dia.com>, lpieralisi@...nel.org, kw@...ux.com,
 robh@...nel.org, bhelgaas@...gle.com
Cc: thierry.reding@...il.com, linux-pci@...r.kernel.org,
 linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org,
 kthota@...dia.com, mmaddireddy@...dia.com, sagar.tv@...il.com
Subject: Re: [PATCH V1] PCI: tegra194: Fix probe path for Endpoint mode



On 01/04/2024 16:01, Vidya Sagar wrote:
> Tegra194 PCIe probe path is taking failure path in success case for
> Endpoint mode. Return success from the switch case instead of going
> into the failure path.
> 
> Signed-off-by: Vidya Sagar <vidyas@...dia.com>

Fixes: c57247f940e8 ("PCI: tegra: Add support for PCIe endpoint mode in Tegra194")

> ---
>   drivers/pci/controller/dwc/pcie-tegra194.c | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c
> index 4bba31502ce1..1a8178dc899a 100644
> --- a/drivers/pci/controller/dwc/pcie-tegra194.c
> +++ b/drivers/pci/controller/dwc/pcie-tegra194.c
> @@ -2273,11 +2273,14 @@ static int tegra_pcie_dw_probe(struct platform_device *pdev)
>   		ret = tegra_pcie_config_ep(pcie, pdev);
>   		if (ret < 0)
>   			goto fail;
> +		else
> +			return 0;
>   		break;
>   
>   	default:
>   		dev_err(dev, "Invalid PCIe device type %d\n",
>   			pcie->of_data->mode);
> +		ret = -EINVAL;
>   	}
>   
>   fail:


Otherwise ...

Reviewed-by: Jon Hunter <jonathanh@...dia.com>

Jon

-- 
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