diff mbox

[09/18] Delayed m68k setup of PCI IRQs to bus scan time

Message ID 1412221837-17452-10-git-send-email-matt@masarand.com
State New, archived
Headers show

Commit Message

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

Currently PCI IRQs are assigned during mcf_pci_init which is only run
at boot time, this causes devices which are connected after boot time
to not receive an IRQ, this patch set fixes this by registering an IRQ
assignment function to be run later at device enable time.

---
 arch/m68k/platform/coldfire/pci.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/arch/m68k/platform/coldfire/pci.c b/arch/m68k/platform/coldfire/pci.c
index df96792..058ca86 100644
--- a/arch/m68k/platform/coldfire/pci.c
+++ b/arch/m68k/platform/coldfire/pci.c
@@ -316,10 +316,16 @@  static int __init mcf_pci_init(void)
 	rootbus->resource[0] = &mcf_pci_io;
 	rootbus->resource[1] = &mcf_pci_mem;
 
-	pci_fixup_irqs(pci_common_swizzle, mcf_pci_map_irq);
 	pci_bus_size_bridges(rootbus);
 	pci_bus_assign_resources(rootbus);
 	return 0;
 }
 
+int pcibios_root_bridge_prepare(struct pci_host_bridge *bridge)
+{
+	bridge->swizzle_irq = pci_common_swizzle;
+	bridge->map_irq = mcf_pci_map_irq;
+	return 0;
+}
+
 subsys_initcall(mcf_pci_init);