From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-Id: <20120217005511.147708184@linuxfoundation.org> Date: Thu, 16 Feb 2012 16:55:18 -0800 From: Greg KH To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, David Jander , Grant Likely , Steven Rostedt , Yong Zhang , Manfred Gruber , Thomas Gleixner Subject: [09/15] gpio/pca953x: Fix warning of enabled interrupts in handler In-Reply-To: <20120217005650.GA17119@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.0-stable review patch. If anyone has any objections, please let me know. ------------------ From: David Jander commit 6dd599f8af0166805951f4421a78ba716d78321a upstream. When using nested threaded irqs, use handle_nested_irq(). This function does not call the chip handler, so no handler is set. Signed-off-by: David Jander Signed-off-by: Grant Likely Cc: Steven Rostedt Cc: Yong Zhang Cc: Manfred Gruber Cc: Thomas Gleixner Signed-off-by: Greg Kroah-Hartman --- drivers/gpio/pca953x.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/drivers/gpio/pca953x.c +++ b/drivers/gpio/pca953x.c @@ -437,7 +437,7 @@ static irqreturn_t pca953x_irq_handler(i do { level = __ffs(pending); - generic_handle_irq(level + chip->irq_base); + handle_nested_irq(level + chip->irq_base); pending &= ~(1 << level); } while (pending); @@ -481,8 +481,8 @@ static int pca953x_irq_setup(struct pca9 int irq = lvl + chip->irq_base; irq_set_chip_data(irq, chip); - irq_set_chip_and_handler(irq, &pca953x_irq_chip, - handle_simple_irq); + irq_set_chip(irq, &pca953x_irq_chip); + irq_set_nested_thread(irq, true); #ifdef CONFIG_ARM set_irq_flags(irq, IRQF_VALID); #else