linux-kernel - [PATCH 04/24] MIPS: Set vint handler when mapping CPU interrupts

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Date:	Mon, 15 Sep 2014 16:51:07 -0700
From:	Andrew Bresticker <abrestic@...omium.org>
To:	Ralf Baechle <ralf@...ux-mips.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jason Cooper <jason@...edaemon.net>
Cc:	Andrew Bresticker <abrestic@...omium.org>,
	Jeffrey Deans <jeffrey.deans@...tec.com>,
	Markos Chandras <markos.chandras@...tec.com>,
	Paul Burton <paul.burton@...tec.com>,
	Qais Yousef <qais.yousef@...tec.com>,
	Jonas Gorski <jogo@...nwrt.org>,
	John Crispin <blogic@...nwrt.org>,
	David Daney <ddaney.cavm@...il.com>, linux-mips@...ux-mips.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 04/24] MIPS: Set vint handler when mapping CPU interrupts

When mapping an interrupt in the CPU IRQ domain, set the vint handler
for that interrupt if the CPU uses vectored interrupt handling.

Signed-off-by: Andrew Bresticker <abrestic@...omium.org>
---
 arch/mips/kernel/irq_cpu.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/mips/kernel/irq_cpu.c b/arch/mips/kernel/irq_cpu.c
index f17bd08..5069acb 100644
--- a/arch/mips/kernel/irq_cpu.c
+++ b/arch/mips/kernel/irq_cpu.c
@@ -36,6 +36,7 @@
 #include <asm/irq_cpu.h>
 #include <asm/mipsregs.h>
 #include <asm/mipsmtregs.h>
+#include <asm/setup.h>
 
 static inline void unmask_mips_irq(struct irq_data *d)
 {
@@ -121,6 +122,9 @@ static int mips_cpu_intc_map(struct irq_domain *d, unsigned int irq,
 		chip = &mips_cpu_irq_controller;
 	}
 
+	if (cpu_has_vint)
+		set_vi_handler(hw, plat_irq_dispatch);
+
 	irq_set_chip_and_handler(irq, chip, handle_percpu_irq);
 
 	return 0;
-- 
2.1.0.rc2.206.gedb03e5

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