linux-kernel - Re: [RFC PATCH v2] PCI/portdrv: Support for subtractive decode bridge

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Date:   Thu, 14 Feb 2019 17:41:42 -0600
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     honghui.zhang@...iatek.com
Cc:     lorenzo.pieralisi@....com, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, ryder.lee@...iatek.com,
        matthias.bgg@...il.com, youlin.pei@...iatek.com,
        poza@...eaurora.org, fred@...dlawl.com, rafael.j.wysocki@...el.com,
        jianjun.wang@...iatek.com
Subject: Re: [RFC PATCH v2] PCI/portdrv: Support for subtractive decode bridge

On Thu, Feb 14, 2019 at 01:21:17PM +0800, honghui.zhang@...iatek.com wrote:
> From: Honghui Zhang <honghui.zhang@...iatek.com>
> 
> The Class Code for subtractive decode PCI-to-PCI bridge is 060401h,
> add one entry to make portdrv support this type bridge.
> 
> Signed-off-by: Honghui Zhang <honghui.zhang@...iatek.com>

Applied to pci/portdrv for v5.1, thanks!

> ---
>  drivers/pci/pcie/portdrv_pci.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
> index 0acca35..c129f2f 100644
> --- a/drivers/pci/pcie/portdrv_pci.c
> +++ b/drivers/pci/pcie/portdrv_pci.c
> @@ -185,6 +185,8 @@ static void pcie_portdrv_err_resume(struct pci_dev *dev)
>  static const struct pci_device_id port_pci_ids[] = { {
>  	/* handle any PCI-Express port */
>  	PCI_DEVICE_CLASS(((PCI_CLASS_BRIDGE_PCI << 8) | 0x00), ~0),
> +	/* subtractive decode PCI-to-PCI bridge, class type is 060401h */
> +	PCI_DEVICE_CLASS(((PCI_CLASS_BRIDGE_PCI << 8) | 0x01), ~0),
>  	}, { /* end: all zeroes */ }
>  };
>  
> -- 
> 2.6.4
> 
> 
> _______________________________________________
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> linux-arm-kernel@...ts.infradead.org
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