From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [RFC PATCH] PCI/portdrv: Support for subtractive decode bridge Date: Fri, 14 Dec 2018 11:40:29 +0800 Message-ID: <1544758829-10327-1-git-send-email-honghui.zhang@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: lorenzo.pieralisi@arm.com, bhelgaas@google.com, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, ryder.lee@mediatek.com, matthias.bgg@gmail.com Cc: rafael.j.wysocki@intel.com, fred@fredlawl.com, poza@codeaurora.org, youlin.pei@mediatek.com, jianjun.wang@mediatek.com, Honghui Zhang List-Id: linux-mediatek@lists.infradead.org From: Honghui Zhang The Class Code for subtractive decode PCI-to-PCI bridge is 060401h, change the class_mask values to make portdrv support this type bridge. Signed-off-by: Honghui Zhang --- drivers/pci/pcie/portdrv_pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index eef22dc..86926ea 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -179,7 +179,7 @@ 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), + PCI_DEVICE_CLASS(((PCI_CLASS_BRIDGE_PCI << 8) | 0x00), ~0x01), }, { /* end: all zeroes */ } }; -- 2.6.4