From: David Brownell <dbrownell@users.sourceforge.net>
Date: Fri, 3 Oct 2008 16:04:47 +0000 (-0700)
Subject: twl4030-gpio implements to_irq()
X-Git-Tag: v2.6.27-omap1~84
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=48a6370c8f3e85fdc2a783e0dc706b711581aa1d;p=linux-2.6-omap-h63xx.git

twl4030-gpio implements to_irq()

Make twl4030 GPIO support the new gpio_to_irq() hook

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---

diff --git a/drivers/gpio/twl4030-gpio.c b/drivers/gpio/twl4030-gpio.c
index a38a0235337..f944b2db392 100644
--- a/drivers/gpio/twl4030-gpio.c
+++ b/drivers/gpio/twl4030-gpio.c
@@ -653,6 +653,12 @@ static void twl_set(struct gpio_chip *chip, unsigned offset, int value)
 	twl4030_set_gpio_dataout(offset, value);
 }
 
+static int twl_to_irq(struct gpio_chip *chip, unsigned offset)
+{
+	/* NOTE: assumes IRQs are set up ... */
+	return twl4030_gpio_irq_base + offset;
+}
+
 static struct gpio_chip twl_gpiochip = {
 	.label			= "twl4030",
 	.owner			= THIS_MODULE,
@@ -660,6 +666,7 @@ static struct gpio_chip twl_gpiochip = {
 	.get			= twl_get,
 	.direction_output	= twl_direction_out,
 	.set			= twl_set,
+	.to_irq			= twl_to_irq,
 	.can_sleep		= 1,
 };