From: Felipe Balbi <felipe.balbi@nokia.com>
Date: Wed, 30 Dec 2009 07:16:28 +0000 (-0800)
Subject: Input: twl4030-pwrbutton - switch to using threaded IRQ
X-Git-Tag: v2.6.33-rc6~2^2~18
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=70f944139084c4f297ac90b3af4cb67a8a68b2cf;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

Input: twl4030-pwrbutton - switch to using threaded IRQ

Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---

diff --git a/drivers/input/misc/twl4030-pwrbutton.c b/drivers/input/misc/twl4030-pwrbutton.c
index bdde5c8..e9069b8 100644
--- a/drivers/input/misc/twl4030-pwrbutton.c
+++ b/drivers/input/misc/twl4030-pwrbutton.c
@@ -39,18 +39,8 @@ static irqreturn_t powerbutton_irq(int irq, void *_pwr)
 	int err;
 	u8 value;
 
-#ifdef CONFIG_LOCKDEP
-	/* WORKAROUND for lockdep forcing IRQF_DISABLED on us, which
-	 * we don't want and can't tolerate since this is a threaded
-	 * IRQ and can sleep due to the i2c reads it has to issue.
-	 * Although it might be friendlier not to borrow this thread
-	 * context...
-	 */
-	local_irq_enable();
-#endif
-
 	err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &value,
-				  STS_HW_CONDITIONS);
+				STS_HW_CONDITIONS);
 	if (!err)  {
 		input_report_key(pwr, KEY_POWER, value & PWR_PWRON_IRQ);
 		input_sync(pwr);
@@ -80,7 +70,7 @@ static int __devinit twl4030_pwrbutton_probe(struct platform_device *pdev)
 	pwr->phys = "twl4030_pwrbutton/input0";
 	pwr->dev.parent = &pdev->dev;
 
-	err = request_irq(irq, powerbutton_irq,
+	err = request_threaded_irq(irq, NULL, powerbutton_irq,
 			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
 			"twl4030_pwrbutton", pwr);
 	if (err < 0) {