x86, msi: Use IRQ remapping specific setup_msi_irqs routine

Use seperate routines to setup MSI IRQs for both
irq_remapping_enabled cases.

Signed-off-by: Joerg Roedel <joro@8bytes.org>
Acked-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 1eab991..bc4e066 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -509,8 +509,11 @@
 
 /* Handle dynamic irq creation and destruction */
 extern unsigned int create_irq_nr(unsigned int irq_want, int node);
+extern unsigned int __create_irqs(unsigned int from, unsigned int count,
+				  int node);
 extern int create_irq(void);
 extern void destroy_irq(unsigned int irq);
+extern void destroy_irqs(unsigned int irq, unsigned int count);
 
 /*
  * Dynamic irq helper functions. Obsolete. Use irq_alloc_desc* and