linux-kernel - Re: [PATCH V3 19/21] PCI: tegra194: Free up EP resources during remove()

Open Source and information security mailing list archives

Date:   Fri, 13 Jan 2023 16:28:54 +0100
From:   Lorenzo Pieralisi <lpieralisi@...nel.org>
To:     Vidya Sagar <vidyas@...dia.com>
Cc:     robh@...nel.org, kw@...ux.com, bhelgaas@...gle.com,
        thierry.reding@...il.com, jonathanh@...dia.com, kishon@...com,
        vkoul@...nel.org, mani@...nel.org,
        Sergey.Semin@...kalelectronics.ru, ffclaire1224@...il.com,
        linux-pci@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-phy@...ts.infradead.org,
        kthota@...dia.com, mmaddireddy@...dia.com, sagar.tv@...il.com
Subject: Re: [PATCH V3 19/21] PCI: tegra194: Free up EP resources during
 remove()

On Fri, Oct 14, 2022 at 12:08:52AM +0530, Vidya Sagar wrote:
> Free up the resources during remove() that were acquired by the DesignWare
> driver for the endpoint mode during proble().

s/proble/probe

> Signed-off-by: Vidya Sagar <vidyas@...dia.com>
> ---
> V3:
> * This is a new patch in this series
> 
>  drivers/pci/controller/dwc/pcie-tegra194.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c
> index 3baf1a26fe68..c88c36d85ee5 100644
> --- a/drivers/pci/controller/dwc/pcie-tegra194.c
> +++ b/drivers/pci/controller/dwc/pcie-tegra194.c
> @@ -2383,6 +2383,7 @@ static int tegra_pcie_dw_probe(struct platform_device *pdev)
>  static int tegra_pcie_dw_remove(struct platform_device *pdev)
>  {
>  	struct tegra_pcie_dw *pcie = platform_get_drvdata(pdev);
> +	struct dw_pcie_ep *ep = &pcie->pci.ep;
>  
>  	if (pcie->of_data->mode == DW_PCIE_RC_TYPE) {
>  		if (!pcie->link_state && !pcie->slot_pluggable)
> @@ -2396,6 +2397,7 @@ static int tegra_pcie_dw_remove(struct platform_device *pdev)
>  	} else {
>  		disable_irq(pcie->pex_rst_irq);
>  		pex_ep_event_pex_rst_assert(pcie);
> +		dw_pcie_ep_exit(ep);
>  	}
>  
>  	pm_runtime_disable(pcie->dev);
> -- 
> 2.17.1
> 
> 
> -- 
> linux-phy mailing list
> linux-phy@...ts.infradead.org
> https://lists.infradead.org/mailman/listinfo/linux-phy

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