Use MSI controller framework instead of arch MSI functions to configure
MSI/MSI-X irq. So we can manage MSI/MSI-X irq in a unified framework.
Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
---
drivers/iommu/irq_remapping.c | 11 ++++++++---
1 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c
index 74a1767..6db1459 100644
--- a/drivers/iommu/irq_remapping.c
+++ b/drivers/iommu/irq_remapping.c
@@ -140,8 +140,8 @@ error:
return ret;
}
-static int irq_remapping_setup_msi_irqs(struct pci_dev *dev,
- int nvec, int type)
+static int irq_remapping_setup_msi_irqs(struct msi_controller *ctrl,
+ struct pci_dev *dev, int nvec, int type)
{
if (type == PCI_CAP_ID_MSI)
return do_setup_msi_irqs(dev, nvec);
@@ -149,6 +149,11 @@ static int irq_remapping_setup_msi_irqs(struct pci_dev *dev,
return do_setup_msix_irqs(dev, nvec);
}
+static struct msi_controller remap_msi_ctrl = {
+ .setup_irqs = irq_remapping_setup_msi_irqs,
+ .teardown_irq = native_teardown_msi_irq,
+};
+
static void eoi_ioapic_pin_remapped(int apic, int pin, int vector)
{
/*
@@ -166,9 +171,9 @@ static void __init irq_remapping_modify_x86_ops(void)
x86_io_apic_ops.set_affinity = set_remapped_irq_affinity;
x86_io_apic_ops.setup_entry = setup_ioapic_remapped_entry;
x86_io_apic_ops.eoi_ioapic_pin = eoi_ioapic_pin_remapped;
- x86_msi.setup_msi_irqs = irq_remapping_setup_msi_irqs;
x86_msi.setup_hpet_msi = setup_hpet_msi_remapped;
x86_msi.compose_msi_msg = compose_remapped_msi_msg;
+ x86_msi_ctrl = &remap_msi_ctrl;
}
static __init int setup_nointremap(char *str)
--
1.7.1
