linux-kernel - [PATCH v2 02/16] MIPS: Set vint handler when mapping CPU interrupts

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Message-Id: <1409938218-9026-3-git-send-email-abrestic@chromium.org>
Date:	Fri,  5 Sep 2014 10:30:04 -0700
From:	Andrew Bresticker <abrestic@...omium.org>
To:	Ralf Baechle <ralf@...ux-mips.org>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.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>,
	Arnd Bergmann <arnd@...db.de>,
	John Crispin <blogic@...nwrt.org>,
	David Daney <ddaney.cavm@...il.com>, linux-mips@...ux-mips.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 02/16] 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>
---
No changes from v1.
---
 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 9cf8459..33a4385 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)
 {
@@ -146,6 +147,9 @@ 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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