gpio: pcf857x: Remove pdata argument to pcf857x_irq_domain_init()

The argument is not used, remove it. No board registers a pcf857x device
with an IRQ without specifying platform data, IRQ domain registration
behaviour is thus not affected by this change.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c
index 5fe06949a49f..9e61bb0719d0 100644
--- a/drivers/gpio/gpio-pcf857x.c
+++ b/drivers/gpio/gpio-pcf857x.c
@@ -223,7 +223,6 @@ static void pcf857x_irq_domain_cleanup(struct pcf857x *gpio)
 }
 
 static int pcf857x_irq_domain_init(struct pcf857x *gpio,
-                                   struct pcf857x_platform_data *pdata,
                                    struct i2c_client *client)
 {
         int status;
@@ -286,8 +285,8 @@ static int pcf857x_probe(struct i2c_client *client,
         gpio->chip.ngpio                = id->driver_data;
 
         /* enable gpio_to_irq() if platform has settings */
-        if (pdata && client->irq) {
-                status = pcf857x_irq_domain_init(gpio, pdata, client);
+        if (client->irq) {
+                status = pcf857x_irq_domain_init(gpio, client);
                 if (status < 0) {
                         dev_err(&client->dev, "irq_domain init failed\n");
                         goto fail;
@@ -388,7 +387,7 @@ fail:
         dev_dbg(&client->dev, "probe error %d for '%s'\n",
                         status, client->name);
 
-        if (pdata && client->irq)
+        if (client->irq)
                 pcf857x_irq_domain_cleanup(gpio);
 
         return status;
@@ -411,7 +410,7 @@ static int pcf857x_remove(struct i2c_client *client)
                 }
         }
 
-        if (pdata && client->irq)
+        if (client->irq)
                 pcf857x_irq_domain_cleanup(gpio);
 
         status = gpiochip_remove(&gpio->chip);