irqchip/gic-v3-its: Add GICv4 ITS command definitions

Marc Zyngier · Marc Zyngier · commit d7276b80e752 · 2017-08-31T15:31:33.000+01:00
Add the new GICv4 ITS command definitions, most of them, being
defined in terms of their physical counterparts.

Reviewed-by: Eric Auger &lt;eric.auger@redhat.com&gt;
Reviewed-by: Thomas Gleixner &lt;tglx@linutronix.de&gt;
Signed-off-by: Marc Zyngier &lt;marc.zyngier@arm.com&gt;
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2013, 2014 ARM Limited, All Rights Reserved.
+ * Copyright (C) 2013-2017 ARM Limited, All Rights Reserved.
  * Author: Marc Zyngier <marc.zyngier@arm.com>
  *
  * This program is free software; you can redistribute it and/or modify
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
@@ -347,6 +347,18 @@
 #define GITS_CMD_CLEAR			0x04
 #define GITS_CMD_SYNC			0x05
 
+/*
+ * GICv4 ITS specific commands
+ */
+#define GITS_CMD_GICv4(x)		((x) | 0x20)
+#define GITS_CMD_VINVALL		GITS_CMD_GICv4(GITS_CMD_INVALL)
+#define GITS_CMD_VMAPP			GITS_CMD_GICv4(GITS_CMD_MAPC)
+#define GITS_CMD_VMAPTI			GITS_CMD_GICv4(GITS_CMD_MAPTI)
+#define GITS_CMD_VMOVI			GITS_CMD_GICv4(GITS_CMD_MOVI)
+#define GITS_CMD_VSYNC			GITS_CMD_GICv4(GITS_CMD_SYNC)
+/* VMOVP is the odd one, as it doesn't have a physical counterpart */
+#define GITS_CMD_VMOVP			GITS_CMD_GICv4(2)
+
 /*
  * ITS error numbers
  */

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,5 @@`
`1`	`1`	`/*`
`2`		`- * Copyright (C) 2013, 2014 ARM Limited, All Rights Reserved.`
	`2`	`+ * Copyright (C) 2013-2017 ARM Limited, All Rights Reserved.`
`3`	`3`	`* Author: Marc Zyngier <marc.zyngier@arm.com>`
`4`	`4`	`*`
`5`	`5`	`* This program is free software; you can redistribute it and/or modify`