linux-kernel - [PATCH 2/4] input: misc: twl4030: move to request_threaded

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Date:	Mon, 28 Dec 2009 13:02:49 +0200
From:	Felipe Balbi <felipe.balbi@...ia.com>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Felipe Balbi <felipe.balbi@...ia.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>
Subject: [PATCH 2/4] input: misc: twl4030: move to request_threaded_irq

move to request_threaded_irq() on twl4030 children.

Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>
Signed-off-by: Felipe Balbi <felipe.balbi@...ia.com>

---

resending because it wasn't applied before

drivers/input/misc/twl4030-pwrbutton.c |   12 +-----------
 1 files changed, 1 insertions(+), 11 deletions(-)

diff --git a/drivers/input/misc/twl4030-pwrbutton.c b/drivers/input/misc/twl4030-pwrbutton.c
index f5fc997..cd47d9e 100644
--- a/drivers/input/misc/twl4030-pwrbutton.c
+++ b/drivers/input/misc/twl4030-pwrbutton.c
@@ -39,16 +39,6 @@ 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 = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &value,
 				  STS_HW_CONDITIONS);
 	if (!err)  {
@@ -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) {
--
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