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/sparc/kernel/pci.c | 14 ++++++++++++--
1 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index b36365f..2a89ee2 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -905,7 +905,7 @@ int pci_domain_nr(struct pci_bus *pbus)
EXPORT_SYMBOL(pci_domain_nr);
#ifdef CONFIG_PCI_MSI
-int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
+int sparc_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
{
struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
unsigned int irq;
@@ -916,7 +916,7 @@ int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
return pbm->setup_msi_irq(&irq, pdev, desc);
}
-void arch_teardown_msi_irq(unsigned int irq)
+void sparc_teardown_msi_irq(unsigned int irq)
{
struct msi_desc *entry = irq_get_msi_desc(irq);
struct pci_dev *pdev = entry->dev;
@@ -925,6 +925,16 @@ void arch_teardown_msi_irq(unsigned int irq)
if (pbm->teardown_msi_irq)
pbm->teardown_msi_irq(irq, pdev);
}
+
+static struct msi_chip sparc_msi_chip = {
+ .setup_irq = sparc_setup_msi_irq,
+ .teardown_irq = sparc_teardown_msi_irq,
+};
+
+struct msi_chip *arch_find_msi_chip(struct pci_dev *dev)
+{
+ return &sparc_msi_chip;
+}
#endif /* !(CONFIG_PCI_MSI) */
static void ali_sound_dma_hack(struct pci_dev *pdev, int set_bit)
--
1.7.1
--
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