diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-12-17 10:40:51 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-12-17 10:40:51 -0800 |
| commit | a36bfddd65b58dd8c8364dba919c04922e04f2f5 (patch) | |
| tree | 6adfdaa4747377806d8e13256856de0699ba6cbe /drivers/pci/iov.c | |
| parent | 384703b8e6cd4c8ef08512e596024e028c91c339 (diff) | |
| parent | b51306c63449d7f06ffa689036ba49eb46e898b5 (diff) | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci:
PCI: Set device power state to PCI_D0 for device without native PM support
PCI hotplug: Always allow acpiphp to handle non-PCIe bridges
PCI: fix ats compile failure
PCI: defer enablement of SRIOV BARS
Diffstat (limited to 'drivers/pci/iov.c')
| -rw-r--r-- | drivers/pci/iov.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index b82c155d7b3..1969a3ee305 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -283,6 +283,7 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn) struct resource *res; struct pci_dev *pdev; struct pci_sriov *iov = dev->sriov; + int bars = 0; if (!nr_virtfn) return 0; @@ -307,6 +308,7 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn) nres = 0; for (i = 0; i < PCI_SRIOV_NUM_BARS; i++) { + bars |= (1 << (i + PCI_IOV_RESOURCES)); res = dev->resource + PCI_IOV_RESOURCES + i; if (res->parent) nres++; @@ -324,6 +326,11 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn) return -ENOMEM; } + if (pci_enable_resources(dev, bars)) { + dev_err(&dev->dev, "SR-IOV: IOV BARS not allocated\n"); + return -ENOMEM; + } + if (iov->link != dev->devfn) { pdev = pci_get_slot(dev->bus, iov->link); if (!pdev) |