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 <wangyij...@huawei.com>
---
arch/powerpc/kernel/msi.c | 14 ++++++++++++--
1 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
index 71bd161..01781a4 100644
--- a/arch/powerpc/kernel/msi.c
+++ b/arch/powerpc/kernel/msi.c
@@ -13,7 +13,7 @@
#include <asm/machdep.h>
-int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
+static int ppc_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
{
if (!ppc_md.setup_msi_irqs || !ppc_md.teardown_msi_irqs) {
pr_debug("msi: Platform doesn't provide MSI callbacks.\n");
@@ -27,7 +27,17 @@ int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int
type)
return ppc_md.setup_msi_irqs(dev, nvec, type);
}
-void arch_teardown_msi_irqs(struct pci_dev *dev)
+static void ppc_teardown_msi_irqs(struct pci_dev *dev)
{
ppc_md.teardown_msi_irqs(dev);
}
+
+static struct msi_chip ppc_msi_chip = {
+ .setup_irqs = ppc_setup_msi_irqs,
+ .teardown_irqs = ppc_teardown_msi_irqs,
+};
+
+struct msi_chip *arch_find_msi_chip(struct pci_dev *dev)
+{
+ return &ppc_msi_chip;
+}
--
1.7.1
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