Commit 3c1f6b2d authored by Stephen Boyd's avatar Stephen Boyd Committed by Linus Walleij
Browse files

gpio: Remove unused 'irqchip' argument to gpiochip_set_cascaded_irqchip() 



This argument hasn't ever been used since it was introduced in commit
14250520 ("gpio: add IRQ chip helpers in gpiolib"). Let's drop it to
reduce reading confusion.

Cc: Evan Green <evgreen@chromium.org>
Cc: Thierry Reding <treding@nvidia.com>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: default avatarStephen Boyd <swboyd@chromium.org>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 9cb7cf9c

drivers/gpio/gpiolib.c

+2 −6
Original line number Diff line number Diff line
@@ -1663,7 +1663,6 @@ EXPORT_SYMBOL_GPL(gpiochip_irqchip_irq_valid); 
/**

 * gpiochip_set_cascaded_irqchip() - connects a cascaded irqchip to a gpiochip

 * @gpiochip: the gpiochip to set the irqchip chain to

 * @irqchip: the irqchip to chain to the gpiochip

 * @parent_irq: the irq number corresponding to the parent IRQ for this

 * chained irqchip

 * @parent_handler: the parent interrupt handler for the accumulated IRQ
@@ -1671,7 +1670,6 @@ EXPORT_SYMBOL_GPL(gpiochip_irqchip_irq_valid); 
 * cascaded, pass NULL in this handler argument

 */

static void gpiochip_set_cascaded_irqchip(struct gpio_chip *gpiochip,

					  struct irq_chip *irqchip,

					  unsigned int parent_irq,

					  irq_flow_handler_t parent_handler)

{
@@ -1719,8 +1717,7 @@ void gpiochip_set_chained_irqchip(struct gpio_chip *gpiochip, 
		return;

	}



	gpiochip_set_cascaded_irqchip(gpiochip, irqchip, parent_irq,

				      parent_handler);

	gpiochip_set_cascaded_irqchip(gpiochip, parent_irq, parent_handler);

}

EXPORT_SYMBOL_GPL(gpiochip_set_chained_irqchip);
@@ -1735,8 +1732,7 @@ void gpiochip_set_nested_irqchip(struct gpio_chip *gpiochip, 
				 struct irq_chip *irqchip,

				 unsigned int parent_irq)

{

	gpiochip_set_cascaded_irqchip(gpiochip, irqchip, parent_irq,

				      NULL);

	gpiochip_set_cascaded_irqchip(gpiochip, parent_irq, NULL);

}

EXPORT_SYMBOL_GPL(gpiochip_set_nested_irqchip);