linux-kernel - [tip:x86/urgent] x86/gpio: Implement x86 gpio_to

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Date:	Tue, 11 Jan 2011 12:28:34 GMT
From:	tip-bot for Alek Du <alek.du@...el.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, alan@...ux.intel.com, hpa@...or.com,
	mingo@...hat.com, alek.du@...el.com, jacob.jun.pan@...el.com,
	tglx@...utronix.de, mingo@...e.hu
Subject: [tip:x86/urgent] x86/gpio: Implement x86 gpio_to_irq convert function

Commit-ID:  718c45bd1aa80c4e23a0ee204c973e3014e94708
Gitweb:     http://git.kernel.org/tip/718c45bd1aa80c4e23a0ee204c973e3014e94708
Author:     Alek Du <alek.du@...el.com>
AuthorDate: Tue, 11 Jan 2011 10:55:32 +0000
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Tue, 11 Jan 2011 12:46:15 +0100

x86/gpio: Implement x86 gpio_to_irq convert function

We need this for x86 MID platforms where GPIO interrupts are
used. No special magic is needed so the default 1:1 behaviour
will do nicely.

Signed-off-by: Alek Du <alek.du@...el.com>
Signed-off-by: Jacob Pan <jacob.jun.pan@...el.com>
Signed-off-by: Alan Cox <alan@...ux.intel.com>
LKML-Reference: <20110111105439.24448.69863.stgit@....linux.org.uk>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 arch/x86/include/asm/gpio.h |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/arch/x86/include/asm/gpio.h b/arch/x86/include/asm/gpio.h
index 49dbfdf..91d915a 100644
--- a/arch/x86/include/asm/gpio.h
+++ b/arch/x86/include/asm/gpio.h
@@ -38,12 +38,9 @@ static inline int gpio_cansleep(unsigned int gpio)
 	return __gpio_cansleep(gpio);
 }
 
-/*
- * Not implemented, yet.
- */
 static inline int gpio_to_irq(unsigned int gpio)
 {
-	return -ENOSYS;
+	return __gpio_to_irq(gpio);
 }
 
 static inline int irq_to_gpio(unsigned int irq)
--
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