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[Xen-devel,v10,09/10] xen: introduce bit access macros for the IRQ line status flags

Message ID 1407237989-27654-9-git-send-email-stefano.stabellini@eu.citrix.com
State Accepted
Commit 84cf3be96baaf89633871ee96553dd392c5f97a1
Headers show

Commit Message

Stefano Stabellini Aug. 5, 2014, 11:26 a.m. UTC 
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Julien Grall <julien.grall@linaro.org>
CC: Jan Beulich <jbeulich@suse.com>

---

Changes in v9:
- do not rename IRQF_SHARED to IRQ_SHARED.
---
 xen/include/xen/irq.h |   27 ++++++++++++++++++---------
 1 file changed, 18 insertions(+), 9 deletions(-)
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Patch

diff --git a/xen/include/xen/irq.h b/xen/include/xen/irq.h
index 40c0f3f..96d818f 100644
--- a/xen/include/xen/irq.h
+++ b/xen/include/xen/irq.h
@@ -22,15 +22,24 @@  struct irqaction {
 /*
  * IRQ line status.
  */
-#define IRQ_INPROGRESS    (1u<<0) /* IRQ handler active - do not enter! */
-#define IRQ_DISABLED      (1u<<1) /* IRQ disabled - do not enter! */
-#define IRQ_PENDING       (1u<<2) /* IRQ pending - replay on enable */
-#define IRQ_REPLAY        (1u<<3) /* IRQ has been replayed but not acked yet */
-#define IRQ_GUEST         (1u<<4) /* IRQ is handled by guest OS(es) */
-#define IRQ_MOVE_PENDING  (1u<<5) /* IRQ is migrating to another CPUs */
-#define IRQ_PER_CPU       (1u<<6) /* IRQ is per CPU */
-#define IRQ_GUEST_EOI_PENDING (1u<<7) /* IRQ was disabled, pending a guest EOI */
-#define IRQF_SHARED       (1<<8)  /* IRQ is shared */
+#define _IRQ_INPROGRESS         0 /* IRQ handler active - do not enter! */
+#define _IRQ_DISABLED           1 /* IRQ disabled - do not enter! */
+#define _IRQ_PENDING            2 /* IRQ pending - replay on enable */
+#define _IRQ_REPLAY             3 /* IRQ has been replayed but not acked yet */
+#define _IRQ_GUEST              4 /* IRQ is handled by guest OS(es) */
+#define _IRQ_MOVE_PENDING       5 /* IRQ is migrating to another CPUs */
+#define _IRQ_PER_CPU            6 /* IRQ is per CPU */
+#define _IRQ_GUEST_EOI_PENDING  7 /* IRQ was disabled, pending a guest EOI */
+#define _IRQF_SHARED            8 /* IRQ is shared */
+#define IRQ_INPROGRESS          (1u<<_IRQ_INPROGRESS)
+#define IRQ_DISABLED            (1u<<_IRQ_DISABLED)
+#define IRQ_PENDING             (1u<<_IRQ_PENDING)
+#define IRQ_REPLAY              (1u<<_IRQ_REPLAY)
+#define IRQ_GUEST               (1u<<_IRQ_GUEST)
+#define IRQ_MOVE_PENDING        (1u<<_IRQ_MOVE_PENDING)
+#define IRQ_PER_CPU             (1u<<_IRQ_PER_CPU)
+#define IRQ_GUEST_EOI_PENDING   (1u<<_IRQ_GUEST_EOI_PENDING)
+#define IRQF_SHARED             (1u<<_IRQF_SHARED)
 
 /* Special IRQ numbers. */
 #define AUTO_ASSIGN_IRQ         (-1)