[PATCH 11/16] ARM: mxc: Switch over to gpiolib ->to_irq() and __gpio_to_irq().
Shawn Guo
shawn.gsc at gmail.com
Thu Dec 16 04:00:01 EST 2010
Hi Uwe,
Do I need to pick this up in my v7 of mxs patch-set?
On Wed, Dec 15, 2010 at 10:22 PM, Sascha Hauer <s.hauer at pengutronix.de> wrote:
> Hi Lennert,
>
> [added Eric Bénard to Cc]
>
> On Wed, Dec 15, 2010 at 03:03:45AM +0100, Lennert Buytenhek wrote:
>> Signed-off-by: Lennert Buytenhek <buytenh at secretlab.ca>
>
> Generally Acked-by: Sascha Hauer <s.hauer at pengutronix.de>
>
> We have some static initializers in the tree though which do not work
> with this patch:
>
> arch/arm/mach-mx3/mach-cpuimx35.c:71: .irq = gpio_to_irq(TSC2007_IRQGPIO),
> arch/arm/mach-mx5/board-cpuimx51sd.c:139: .irq = gpio_to_irq(TSC2007_IRQGPIO),
> arch/arm/mach-mx5/board-cpuimx51sd.c:250: .irq = gpio_to_irq(CAN_IRQGPIO)
>
> Sascha
>
>> ---
>> arch/arm/plat-mxc/gpio.c | 9 +++++++++
>> arch/arm/plat-mxc/include/mach/gpio.h | 2 +-
>> 2 files changed, 10 insertions(+), 1 deletions(-)
>>
>> diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c
>> index 9c3e362..8e97976 100644
>> --- a/arch/arm/plat-mxc/gpio.c
>> +++ b/arch/arm/plat-mxc/gpio.c
>> @@ -272,6 +272,14 @@ static void mxc_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
>> spin_unlock_irqrestore(&port->lock, flags);
>> }
>>
>> +static int mxc_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
>> +{
>> + struct mxc_gpio_port *port =
>> + container_of(chip, struct mxc_gpio_port, chip);
>> +
>> + return port->virtual_irq_start + offset;
>> +}
>> +
>> static int mxc_gpio_get(struct gpio_chip *chip, unsigned offset)
>> {
>> struct mxc_gpio_port *port =
>> @@ -320,6 +328,7 @@ int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt)
>> port[i].chip.direction_output = mxc_gpio_direction_output;
>> port[i].chip.get = mxc_gpio_get;
>> port[i].chip.set = mxc_gpio_set;
>> + port[i].chip.to_irq = mxc_gpio_to_irq;
>> port[i].chip.base = i * 32;
>> port[i].chip.ngpio = 32;
>>
>> diff --git a/arch/arm/plat-mxc/include/mach/gpio.h b/arch/arm/plat-mxc/include/mach/gpio.h
>> index af33b74..9062fe3 100644
>> --- a/arch/arm/plat-mxc/include/mach/gpio.h
>> +++ b/arch/arm/plat-mxc/include/mach/gpio.h
>> @@ -27,8 +27,8 @@
>> #define gpio_get_value __gpio_get_value
>> #define gpio_set_value __gpio_set_value
>> #define gpio_cansleep __gpio_cansleep
>> +#define gpio_to_irq __gpio_to_irq
>>
>> -#define gpio_to_irq(gpio) (MXC_GPIO_IRQ_START + (gpio))
>> #define irq_to_gpio(irq) ((irq) - MXC_GPIO_IRQ_START)
>>
>> struct mxc_gpio_port {
>> --
>> 1.7.1
>>
>>
>> _______________________________________________
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>>
>
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--
Regards,
Shawn
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