From 8fbc02888b944758790fccb95bd5ff3398ee7975 Mon Sep 17 00:00:00 2001 From: Keir Fraser Date: Fri, 13 Mar 2009 07:41:39 +0000 Subject: [PATCH] Backport: PCI: enhance pci_ari_enabled() commit 6a49d8120021897e139641062236215aac5d220e Author: Yu Zhao Date: Sat Nov 22 02:38:21 2008 +0800 PCI: enhance pci_ari_enabled() Change parameter of pci_ari_enabled() from 'pci_dev' to 'pci_bus'. ARI forwarding on the bridge mostly concerns the subordinate devices rather than the bridge itself. So this change will make the function easier to use. Signed-off-by: Yu Zhao Signed-off-by: Jesse Barnes Signed-off-by: Yu Zhao --- drivers/pci/pci.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 22165f6e..76b3078b 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -122,11 +122,11 @@ extern int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, extern void pci_enable_ari(struct pci_dev *dev); /** * pci_ari_enabled - query ARI forwarding status - * @dev: the PCI device + * @bus: the PCI bus * * Returns 1 if ARI forwarding is enabled, or 0 if not enabled; */ -static inline int pci_ari_enabled(struct pci_dev *dev) +static inline int pci_ari_enabled(struct pci_bus *bus) { - return dev->ari_enabled; + return bus->self && bus->self->ari_enabled; } -- 2.39.5