[PATCH 1/4] arm: msm: gpio support

[dwalker@codeaurora.org (Daniel Walker)]

On Tue, 2010-03-30 at 18:14 -0700, Arve Hj?nnev?g wrote:
> On Tue, Mar 30, 2010 at 4:58 PM, H Hartley Sweeten
> <hartleys@visionengravers.com> wrote:
> > On Tuesday, March 30, 2010 4:12 PM, Daniel Walker wrote:
> >> From: Daniel Walker <c_dwalke@quicinc.com>
> ...
> >> +
> >> +static void msm_gpio_irq_ack(unsigned int irq)
> >> +{
> >> +     unsigned long irq_flags;
> >> +     struct msm_gpio_chip *msm_chip = get_irq_chip_data(irq);
> >> +     unsigned b;
> >> +
> >> +     spin_lock_irqsave(&msm_chip->lock, irq_flags);
> >> +
> >> +     b = 1U << (irq - FIRST_GPIO_IRQ - msm_chip->chip.base);
> >
> > Urk... That's a bit confusing...
> >
> > You might want to make this a macro or an inline function with some kind
> > of comment.
> >
> 
> On a related note, why did you inline msm_gpio_clear_detect_status? It
> is used from two other functions.
> 

You mean other places in the Android tree?

Daniel