linux-kernel - Re: [PATCH] PCI: dwc: Use private data pointer of "struct irq_domain" to get pcie

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Message-ID: <20200522112935.GB11785@e121166-lin.cambridge.arm.com>
Date:   Fri, 22 May 2020 12:29:35 +0100
From:   Lorenzo Pieralisi <lorenzo.pieralisi@....com>
To:     Kishon Vijay Abraham I <kishon@...com>
Cc:     Jingoo Han <jingoohan1@...il.com>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Andrew Murray <andrew.murray@....com>,
        Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PCI: dwc: Use private data pointer of "struct
 irq_domain" to get pcie_port

On Fri, Dec 20, 2019 at 03:35:50PM +0530, Kishon Vijay Abraham I wrote:
> No functional change. Get "struct pcie_port *" from private data
> pointer of "struct irq_domain" in dw_pcie_irq_domain_free() to make
> it look similar to how "struct pcie_port *" is obtained in
> dw_pcie_irq_domain_alloc()
> 
> Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
> ---
>  drivers/pci/controller/dwc/pcie-designware-host.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied (eventually) to pci/dwc, thanks.

Lorenzo

> diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c
> index 395feb8ca051..c3d72b06e964 100644
> --- a/drivers/pci/controller/dwc/pcie-designware-host.c
> +++ b/drivers/pci/controller/dwc/pcie-designware-host.c
> @@ -236,7 +236,7 @@ static void dw_pcie_irq_domain_free(struct irq_domain *domain,
>  				    unsigned int virq, unsigned int nr_irqs)
>  {
>  	struct irq_data *d = irq_domain_get_irq_data(domain, virq);
> -	struct pcie_port *pp = irq_data_get_irq_chip_data(d);
> +	struct pcie_port *pp = domain->host_data;
>  	unsigned long flags;
>  
>  	raw_spin_lock_irqsave(&pp->lock, flags);
> -- 
> 2.17.1
>