From mboxrd@z Thu Jan 1 00:00:00 1970 From: rric@kernel.org (Robert Richter) Date: Sun, 3 May 2015 22:49:29 +0200 Subject: [PATCH 1/4] arm64: gicv3: its: Encode domain number in PCI stream id In-Reply-To: <1430686172-18222-1-git-send-email-rric@kernel.org> References: <1430686172-18222-1-git-send-email-rric@kernel.org> Message-ID: <1430686172-18222-2-git-send-email-rric@kernel.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Tirumalesh Chalamarla PCI stream ids need to consider pci bridge number to be unique on the system. Using only bus and devfn can't do the trick in systems that have multiple pci bridges. Signed-off-by: Tirumalesh Chalamarla Signed-off-by: Robert Richter --- drivers/irqchip/irq-gic-v3-its.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 9687f8afebff..e30b4de04c6c 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -1186,7 +1186,7 @@ static int its_get_pci_alias(struct pci_dev *pdev, u16 alias, void *data) { struct its_pci_alias *dev_alias = data; - dev_alias->dev_id = alias; + dev_alias->dev_id = (pci_domain_nr(pdev->bus) << 16) | alias; if (pdev != dev_alias->pdev) dev_alias->count += its_pci_msi_vec_count(dev_alias->pdev); -- 2.1.1