Messages in this thread Patch in this message | | | From | Sebastian Andrzej Siewior <> | Subject | [PATCH 2/3] gpio: dwapb: do not create the irq mapping upfront. | Date | Thu, 20 Mar 2014 20:55:23 +0100 |
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After the irq chip got registered the driver creates a mapping for every gpio line. This mapping be useless if the gpio in question never is beeing used a irq line. The mapping should be created by the core on request.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> --- drivers/gpio/gpio-dwapb.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c index 4d25a06b..0db0b94 100644 --- a/drivers/gpio/gpio-dwapb.c +++ b/drivers/gpio/gpio-dwapb.c @@ -211,7 +211,7 @@ static void dwapb_configure_irqs(struct dwapb_gpio *gpio, struct gpio_chip *gc = &port->bgc.gc; struct device_node *node = gc->of_node; struct irq_chip_generic *irq_gc; - unsigned int hwirq, ngpio = gc->ngpio; + unsigned int ngpio = gc->ngpio; struct irq_chip_type *ct; int err, irq; @@ -263,9 +263,6 @@ static void dwapb_configure_irqs(struct dwapb_gpio *gpio, irq_set_chained_handler(irq, dwapb_irq_handler); irq_set_handler_data(irq, gpio); - for (hwirq = 0 ; hwirq < ngpio ; hwirq++) - irq_create_mapping(gpio->domain, hwirq); - port->bgc.gc.to_irq = dwapb_gpio_to_irq; } -- 1.9.1
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