Use MSI chip 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>
---
arch/ia64/kernel/msi_ia64.c | 18 ++++++++++++++----
1 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index 4efe748..55ac859 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -112,15 +112,15 @@ static struct irq_chip ia64_msi_chip = {
};
-int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
+static int arch_ia64_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc)
{
if (platform_setup_msi_irq)
- return platform_setup_msi_irq(pdev, desc);
+ return platform_setup_msi_irq(dev, desc);
- return ia64_setup_msi_irq(pdev, desc);
+ return ia64_setup_msi_irq(dev, desc);
}
-void arch_teardown_msi_irq(unsigned int irq)
+static void arch_ia64_teardown_msi_irq(unsigned int irq)
{
if (platform_teardown_msi_irq)
return platform_teardown_msi_irq(irq);
@@ -128,6 +128,16 @@ void arch_teardown_msi_irq(unsigned int irq)
return ia64_teardown_msi_irq(irq);
}
+static struct msi_chip chip = {
+ .setup_irq = arch_ia64_setup_msi_irq,
+ .teardown_irq = arch_ia64_teardown_msi_irq,
+};
+
+struct msi_chip *arch_find_msi_chip(struct pci_dev *dev)
+{
+ return &chip;
+}
+
#ifdef CONFIG_INTEL_IOMMU
#ifdef CONFIG_SMP
static int dmar_msi_set_affinity(struct irq_data *data,
--
1.7.1
