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[18/18] Disabled bus scan time PCI IRQ assignment on s390

Message ID 1412221837-17452-19-git-send-email-matt@masarand.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

matt@masarand.com Oct. 2, 2014, 3:50 a.m. UTC 
From: Matthew Minter <matt@masarand.com>

Most of the architectures are switched to allocating IRQs at device_enable
time instead of boot time, however s390 does not provide an easy way of
making that transition so the new code is disabled here on s390.

---
 arch/s390/pci/pci.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index 2fa7b14..720592f 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -434,6 +434,13 @@  out:
 	return rc;
 }
 
+int pcibios_root_bridge_prepare(struct pci_host_bridge *bridge)
+{
+	bridge->swizzle_irq = NULL;
+	bridge->map_irq = NULL;
+	return 0;
+}
+
 void arch_teardown_msi_irqs(struct pci_dev *pdev)
 {
 	struct zpci_dev *zdev = get_zdev(pdev);