gpio: return -ENOTSUPP if debounce cannot be set

[linux.git] / drivers / gpio / gpio-pca953x.c

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 426c51dd420c618613f96153e8b19275c9ce247a..91eb8d4492ef90a2531b085d4c4850ce5831e462 100644 (file)
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -308,7 +308,7 @@ static int pca953x_gpio_get_value(struct gpio_chip *gc, unsigned off)
                return 0;
        }
 
-       return (reg_val & (1u << off)) ? 1 : 0;
+       return (reg_val & (1u << (off % BANK_SZ))) ? 1 : 0;
 }
 
 static void pca953x_gpio_set_value(struct gpio_chip *gc, unsigned off, int val)
@@ -731,7 +731,7 @@ static int pca953x_probe(struct i2c_client *client,
        if (chip == NULL)
                return -ENOMEM;
 
-       pdata = client->dev.platform_data;
+       pdata = dev_get_platdata(&client->dev);
        if (pdata) {
                irq_base = pdata->irq_base;
                chip->gpio_start = pdata->gpio_base;
@@ -785,7 +785,7 @@ static int pca953x_probe(struct i2c_client *client,
 
 static int pca953x_remove(struct i2c_client *client)
 {
-       struct pca953x_platform_data *pdata = client->dev.platform_data;
+       struct pca953x_platform_data *pdata = dev_get_platdata(&client->dev);
        struct pca953x_chip *chip = i2c_get_clientdata(client);
        int ret = 0;