linux-kernel - Re: [PATCH 23/28] PCI/designware: Use pci_scan_root

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Date:	Sat, 17 Jan 2015 19:39:46 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Yijing Wang <wangyijing@...wei.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>
CC:	Liviu Dudau <liviu@...au.co.uk>, Tony Luck <tony.luck@...el.com>,
	Russell King <linux@....linux.org.uk>,
	Arnd Bergmann <arnd@...db.de>,
	Marc Zyngier <marc.zyngier@....com>, linux-pci@...r.kernel.org,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>,
	linux-m68k@...ts.linux-m68k.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	linux-alpha@...r.kernel.org, linux-ia64@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	Guan Xuetao <gxt@...c.pku.edu.cn>,
	Yinghai Lu <yinghai@...nel.org>,
	Jiang Liu <jiang.liu@...ux.intel.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 23/28] PCI/designware: Use pci_scan_root_bus() for simplicity

Hello.

On 1/16/2015 4:44 AM, Yijing Wang wrote:

> Use pci_scan_root_bus() instead of pci_create_root_bus() +
> pci_scan_child_bus() for simplicity.

> Signed-off-by: Yijing Wang <wangyijing@...wei.com>
> ---
>   drivers/pci/host/pcie-designware.c |    4 +---
>   1 files changed, 1 insertions(+), 3 deletions(-)

> diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
> index eef3111..d37fe27 100644
> --- a/drivers/pci/host/pcie-designware.c
> +++ b/drivers/pci/host/pcie-designware.c
> @@ -725,13 +725,11 @@ static struct pci_bus *dw_pcie_scan_bus(int nr, struct pci_sys_data *sys)
>   	struct pcie_port *pp = sys_to_pcie(sys);
>
>   	pp->root_bus_nr = sys->busnr;
> -	bus = pci_create_root_bus(pp->dev, sys->busnr,
> +	bus = pci_scan_root_bus(pp->dev, sys->busnr,
>   				  &dw_pcie_ops, sys, &sys->resources);

    Please realign this line, so that it still starts under 'pp'.

WBR, Sergei

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