iommu/vt-d: Convert IR set_affinity function to remap_ops

The function to set interrupt affinity with interrupt
remapping enabled is Intel specific too. So move it to the
irq_remap_ops too.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/iommu/intr_remapping.h b/drivers/iommu/intr_remapping.h
index e8994f2b3bbe..e0bc6e0ba1fb 100644
--- a/drivers/iommu/intr_remapping.h
+++ b/drivers/iommu/intr_remapping.h
@@ -26,6 +26,8 @@
 
 struct IO_APIC_route_entry;
 struct io_apic_irq_attr;
+struct irq_data;
+struct cpumask;
 
 extern int disable_intremap;
 extern int disable_sourceid_checking;
@@ -54,6 +56,10 @@ struct irq_remap_ops {
         int (*setup_ioapic_entry)(int irq, struct IO_APIC_route_entry *,
                                   unsigned int, int,
                                   struct io_apic_irq_attr *);
+
+        /* Set the CPU affinity of a remapped interrupt */
+        int (*set_affinity)(struct irq_data *data, const struct cpumask *mask,
+                            bool force);
 };
 
 extern struct irq_remap_ops intel_irq_remap_ops;