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pci-swiotlb-xen: call pci_request_acs only ifdef CONFIG_PCI 

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Stefano Stabellini 2013-11-04 18:11:54 +00:00 committed by Konrad Rzeszutek Wilk
parent fbd989b1d7
commit 92c0fd17c0
1 changed files with 4 additions and 0 deletions
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4
arch/x86/xen/pci-swiotlb-xen.c
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@ -75,8 +75,10 @@ void __init pci_xen_swiotlb_init(void)
xen_swiotlb_init(1, true /* early */);
dma_ops = &xen_swiotlb_dma_ops;
#ifdef CONFIG_PCI
/* Make sure ACS will be enabled */
pci_request_acs();
#endif
}
}
@ -92,8 +94,10 @@ int pci_xen_swiotlb_init_late(void)
return rc;
dma_ops = &xen_swiotlb_dma_ops;
#ifdef CONFIG_PCI
/* Make sure ACS will be enabled */
pci_request_acs();
#endif
return 0;
}