leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

PCI/portdrv: Support PCIe services on subtractive decode bridges

Browse Source 
The Class Code for subtractive decode PCI-to-PCI bridge is 060401h; add an
entry to make portdrv support this type of bridge.  This allows use of PCIe
services on subtractive decode ports.

Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com>
[bhelgaas: add braces surrounding entry]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Honghui Zhang 2019-02-14 13:21:17 +08:00 committed by Bjorn Helgaas
parent c89f7f98c9
commit f0cfecea8d
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/pci/pcie/portdrv_pci.c
View File

@ -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) },
{ },
};