These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / include / linux / htirq.h

diff --git a/kernel/include/linux/htirq.h b/kernel/include/linux/htirq.h
index 70a1dbb..d4a527e 100644 (file)
--- a/kernel/include/linux/htirq.h
+++ b/kernel/include/linux/htirq.h
@@ -1,24 +1,38 @@
 #ifndef LINUX_HTIRQ_H
 #define LINUX_HTIRQ_H
 
+struct pci_dev;
+struct irq_data;
+
 struct ht_irq_msg {
        u32     address_lo;     /* low 32 bits of the ht irq message */
        u32     address_hi;     /* high 32 bits of the it irq message */
 };
 
+typedef void (ht_irq_update_t)(struct pci_dev *dev, int irq,
+                              struct ht_irq_msg *msg);
+
+struct ht_irq_cfg {
+       struct pci_dev *dev;
+        /* Update callback used to cope with buggy hardware */
+       ht_irq_update_t *update;
+       unsigned pos;
+       unsigned idx;
+       struct ht_irq_msg msg;
+};
+
 /* Helper functions.. */
 void fetch_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
 void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
-struct irq_data;
 void mask_ht_irq(struct irq_data *data);
 void unmask_ht_irq(struct irq_data *data);
 
 /* The arch hook for getting things started */
-int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev);
+int arch_setup_ht_irq(int idx, int pos, struct pci_dev *dev,
+                     ht_irq_update_t *update);
+void arch_teardown_ht_irq(unsigned int irq);
 
 /* For drivers of buggy hardware */
-typedef void (ht_irq_update_t)(struct pci_dev *dev, int irq,
-                              struct ht_irq_msg *msg);
 int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update);
 
 #endif /* LINUX_HTIRQ_H */