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authorDavid Gibson <david@gibson.dropbear.id.au>2017-11-29 19:46:26 +1100
committerMichael S. Tsirkin <mst@redhat.com>2017-12-05 19:13:45 +0200
commitcdc57472dcc2ddc440545bde26791a11b42232b6 (patch)
treed34a294183491d58915f9004d2b5c058216dda06 /hw/xen
parent791bf3c8f042219a111aab3d00cd09a139629b59 (diff)
pci: Add pci_dev_bus_num() helper
A fair proportion of the users of pci_bus_num() want to get the bus number on a specific device, so first have to look up the bus from the device then call it. This adds a helper to do that (since we're going to make looking up the bus slightly more verbose). Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Marcel Apfelbaum <marcel@redhat.com> Reviewed-by: Peter Xu <peterx@redhat.com>
Diffstat (limited to 'hw/xen')
-rw-r--r--hw/xen/xen_pt.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/hw/xen/xen_pt.c b/hw/xen/xen_pt.c
index 9bba717708..6236f0c391 100644
--- a/hw/xen/xen_pt.c
+++ b/hw/xen/xen_pt.c
@@ -73,7 +73,7 @@ void xen_pt_log(const PCIDevice *d, const char *f, ...)
va_start(ap, f);
if (d) {
- fprintf(stderr, "[%02x:%02x.%d] ", pci_bus_num(d->bus),
+ fprintf(stderr, "[%02x:%02x.%d] ", pci_dev_bus_num(d),
PCI_SLOT(d->devfn), PCI_FUNC(d->devfn));
}
vfprintf(stderr, f, ap);
@@ -711,7 +711,7 @@ static void xen_pt_destroy(PCIDevice *d) {
intx = xen_pt_pci_intx(s);
rc = xc_domain_unbind_pt_irq(xen_xc, xen_domid, machine_irq,
PT_IRQ_TYPE_PCI,
- pci_bus_num(d->bus),
+ pci_dev_bus_num(d),
PCI_SLOT(s->dev.devfn),
intx,
0 /* isa_irq */);
@@ -867,7 +867,7 @@ static void xen_pt_realize(PCIDevice *d, Error **errp)
uint8_t e_intx = xen_pt_pci_intx(s);
rc = xc_domain_bind_pt_pci_irq(xen_xc, xen_domid, machine_irq,
- pci_bus_num(d->bus),
+ pci_dev_bus_num(d),
PCI_SLOT(d->devfn),
e_intx);
if (rc < 0) {