linux-kernel - [PATCH v3 02/18] ARC: [plat-eznps] define IPI

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Date:	Tue, 1 Dec 2015 15:02:49 +0200
From:	Noam Camus <noamc@...hip.com>
To:	<linux-snps-arc@...ts.infradead.org>
CC:	<linux-kernel@...r.kernel.org>, <cmetcalf@...hip.com>,
	Noam Camus <noamc@...hip.com>
Subject: [PATCH v3 02/18] ARC: [plat-eznps] define IPI_IRQ

From: Noam Camus <noamc@...hip.com>

We add IPI irq definition to be used later by any
irqchip such NPS400 IC.

Signed-off-by: Noam Camus <noamc@...hip.com>
---
 arch/arc/include/asm/irq.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/arc/include/asm/irq.h b/arch/arc/include/asm/irq.h
index 4fd7d62..c5f8f0f 100644
--- a/arch/arc/include/asm/irq.h
+++ b/arch/arc/include/asm/irq.h
@@ -16,7 +16,11 @@
 #ifdef CONFIG_ISA_ARCOMPACT
 #define TIMER0_IRQ      3
 #define TIMER1_IRQ      4
+#if defined(CONFIG_SMP) && defined(CONFIG_ARC_PLAT_EZNPS)
+#define IPI_IRQ         5
+#else
 #define IPI_IRQ		(NR_CPU_IRQS-1) /* dummy to enable SMP build for up hardware */
+#endif
 #else
 #define TIMER0_IRQ      16
 #define TIMER1_IRQ      17
-- 
1.7.1

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