genirq: improve include files

Move the irq_desc related iterators out of irq.h, into irqnr.h, also
available via interrupt.h.

This way non-genirq (and even non-hardirq) architectures get the
common definitions and iterators.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

3 files changed, 26 insertions, 19 deletions

diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 58ff4e74b2f3..72fcfcff5637 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -8,6 +8,7 @@
 #include <linux/preempt.h>
 #include <linux/cpumask.h>
 #include <linux/irqreturn.h>
+#include <linux/irqnr.h>
 #include <linux/hardirq.h>
 #include <linux/sched.h>
 #include <linux/irqflags.h>
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 0618fb362cb4..d058c57be02d 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -11,25 +11,6 @@
 
 #include <linux/smp.h>
 
-#ifndef CONFIG_GENERIC_HARDIRQS
-# define nr_irqs                NR_IRQS
-
-# define for_each_irq_desc(irq, desc)           \
-        for (irq = 0; irq < nr_irqs; irq++)
-#else
-extern int nr_irqs;
-
-# define for_each_irq_desc(irq, desc)           \
-        for (irq = 0, desc = irq_desc; irq < nr_irqs; irq++, desc++)
-
-# define for_each_irq_desc_reverse(irq, desc)                   \
-        for (irq = nr_irqs -1, desc = irq_desc + (nr_irqs -1 ); \
-             irq > 0; irq--, desc--)
-#endif
-
-#define for_each_irq_nr(irq)                    \
-        for (irq = 0; irq < nr_irqs; irq++)
-
 #ifndef CONFIG_S390
 
 #include <linux/linkage.h>
@@ -37,6 +18,7 @@ extern int nr_irqs;
 #include <linux/spinlock.h>
 #include <linux/cpumask.h>
 #include <linux/irqreturn.h>
+#include <linux/irqnr.h>
 #include <linux/errno.h>
 
 #include <asm/irq.h>
diff --git a/include/linux/irqnr.h b/include/linux/irqnr.h
new file mode 100644
index 000000000000..3171ddc3b39d
--- /dev/null
+++ b/include/linux/irqnr.h
@@ -0,0 +1,24 @@
+#ifndef _LINUX_IRQNR_H
+#define _LINUX_IRQNR_H
+
+#ifndef CONFIG_GENERIC_HARDIRQS
+#include <asm/irq.h>
+# define nr_irqs                NR_IRQS
+
+# define for_each_irq_desc(irq, desc)           \
+        for (irq = 0; irq < nr_irqs; irq++)
+#else
+extern int nr_irqs;
+
+# define for_each_irq_desc(irq, desc)           \
+        for (irq = 0, desc = irq_desc; irq < nr_irqs; irq++, desc++)
+
+# define for_each_irq_desc_reverse(irq, desc)                   \
+        for (irq = nr_irqs -1, desc = irq_desc + (nr_irqs -1 ); \
+             irq > 0; irq--, desc--)
+#endif
+
+#define for_each_irq_nr(irq)                    \
+        for (irq = 0; irq < nr_irqs; irq++)
+
+#endif