linux-kernel - [PATCH 3/4] gpio: Remove unused 'irqchip' argument to gpiochip_set_cascaded

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Message-Id: <20181008163216.97436-4-swboyd@chromium.org>
Date:   Mon,  8 Oct 2018 09:32:15 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        Evan Green <evgreen@...omium.org>,
        Thierry Reding <treding@...dia.com>,
        Grygorii Strashko <grygorii.strashko@...com>
Subject: [PATCH 3/4] gpio: Remove unused 'irqchip' argument to gpiochip_set_cascaded_irqchip()

This argument hasn't ever been used since it was introduced in commit
1425052097b5 ("gpio: add IRQ chip helpers in gpiolib"). Let's drop it to
reduce reading confusion.

Cc: Evan Green <evgreen@...omium.org>
Cc: Thierry Reding <treding@...dia.com>
Cc: Grygorii Strashko <grygorii.strashko@...com>
Signed-off-by: Stephen Boyd <swboyd@...omium.org>
---
 drivers/gpio/gpiolib.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 8fccfcf559ee..37c6fc73b179 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1651,7 +1651,6 @@ 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
@@ -1659,7 +1658,6 @@ 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)
 {
@@ -1708,8 +1706,7 @@ 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);
 
@@ -1724,8 +1721,7 @@ 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);
 
-- 
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