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| author | Michael S. Tsirkin <mst@mellanox.co.il> | 2006-02-14 18:52:22 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-03-23 14:35:14 -0800 |
| commit | 6e325a62a0a228cd0222783802b53cce04551776 (patch) | |
| tree | 5609f9e841024ca57ba8ee7a919955c7589444c7 /drivers/pci/msi.c | |
| parent | e5548e960f38557825e50806b52cb24c9e730aa2 (diff) | |
| download | linux-6e325a62a0a228cd0222783802b53cce04551776.tar.gz linux-6e325a62a0a228cd0222783802b53cce04551776.tar.bz2 linux-6e325a62a0a228cd0222783802b53cce04551776.zip | |
[PATCH] PCI: make MSI quirk inheritable from the pci bus
It turns out AMD 8131 quirk only affects MSI for devices behind the 8131 bridge.
Handle this by adding a flags field in pci_bus, inherited from parent to child.
Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci/msi.c')
| -rw-r--r-- | drivers/pci/msi.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index d5a67c1bcb98..4de1c17ee573 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -703,6 +703,9 @@ int pci_enable_msi(struct pci_dev* dev) if (dev->no_msi) return status; + if (dev->bus->bus_flags & PCI_BUS_FLAGS_NO_MSI) + return -EINVAL; + temp = dev->irq; status = msi_init(); |