From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751954AbbECUuG (ORCPT ); Sun, 3 May 2015 16:50:06 -0400 Received: from mail-wg0-f50.google.com ([74.125.82.50]:34449 "EHLO mail-wg0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751541AbbECUtx (ORCPT ); Sun, 3 May 2015 16:49:53 -0400 From: Robert Richter To: Marc Zyngier , Thomas Gleixner , Jason Cooper Cc: Robert Richter , Tirumalesh Chalamarla , Radha Mohan Chintakuntla , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Robert Richter Subject: [PATCH 1/4] arm64: gicv3: its: Encode domain number in PCI stream id Date: Sun, 3 May 2015 22:49:29 +0200 Message-Id: <1430686172-18222-2-git-send-email-rric@kernel.org> X-Mailer: git-send-email 2.1.1 In-Reply-To: <1430686172-18222-1-git-send-email-rric@kernel.org> References: <1430686172-18222-1-git-send-email-rric@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.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