diff mbox series

[RFC,v2] PCI/portdrv: Support for subtractive decode bridge

Message ID 1550121677-10474-1-git-send-email-honghui.zhang@mediatek.com (mailing list archive)
State RFC
Headers show
Series [RFC,v2] PCI/portdrv: Support for subtractive decode bridge | expand

Commit Message

Honghui Zhang Feb. 14, 2019, 5:21 a.m. UTC
From: Honghui Zhang <honghui.zhang@mediatek.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@mediatek.com>
---
 drivers/pci/pcie/portdrv_pci.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Bjorn Helgaas Feb. 14, 2019, 11:41 p.m. UTC | #1
On Thu, Feb 14, 2019 at 01:21:17PM +0800, honghui.zhang@mediatek.com wrote:
> From: Honghui Zhang <honghui.zhang@mediatek.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@mediatek.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@lists.infradead.org
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diff mbox series

Patch

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 */ }
 };