gpio: pca953x: Utilise temporary variable for struct device

We have a temporary variable to keep pointer to struct device.
Utilise it where it makes sense.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 99379ee987497b50e860ea598b440fee67b69efd..4aa15128c91fa7b25557550e3000b923371611f4 100644 (file)
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -779,11 +779,11 @@ static int pca953x_irq_set_type(struct irq_data *d, unsigned int type)
 {
        struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
        struct pca953x_chip *chip = gpiochip_get_data(gc);
+       struct device *dev = &chip->client->dev;
        irq_hw_number_t hwirq = irqd_to_hwirq(d);
 
        if (!(type & IRQ_TYPE_EDGE_BOTH)) {
-               dev_err(&chip->client->dev, "irq %d: unsupported type %d\n",
-                       d->irq, type);
+               dev_err(dev, "irq %d: unsupported type %d\n", d->irq, type);
                return -EINVAL;
        }
 
@@ -919,7 +919,7 @@ static int pca953x_irq_setup(struct pca953x_chip *chip, int irq_base)
        int ret;
 
        if (dmi_first_match(pca953x_dmi_acpi_irq_info)) {
-               ret = pca953x_acpi_get_irq(&client->dev);
+               ret = pca953x_acpi_get_irq(dev);
                if (ret > 0)
                        client->irq = ret;
        }
@@ -957,10 +957,9 @@ static int pca953x_irq_setup(struct pca953x_chip *chip, int irq_base)
        girq->threaded = true;
        girq->first = irq_base; /* FIXME: get rid of this */
 
-       ret = devm_request_threaded_irq(&client->dev, client->irq,
-                                       NULL, pca953x_irq_handler,
-                                       IRQF_ONESHOT | IRQF_SHARED,
-                                       dev_name(&client->dev), chip);
+       ret = devm_request_threaded_irq(dev, client->irq, NULL, pca953x_irq_handler,
+                                       IRQF_ONESHOT | IRQF_SHARED, dev_name(dev),
+                                       chip);
        if (ret)
                return dev_err_probe(dev, client->irq, "failed to request irq\n");
 
@@ -968,13 +967,13 @@ static int pca953x_irq_setup(struct pca953x_chip *chip, int irq_base)
 }
 
 #else /* CONFIG_GPIO_PCA953X_IRQ */
-static int pca953x_irq_setup(struct pca953x_chip *chip,
-                            int irq_base)
+static int pca953x_irq_setup(struct pca953x_chip *chip, int irq_base)
 {
        struct i2c_client *client = chip->client;
+       struct device *dev = &client->dev;
 
        if (client->irq && irq_base != -1 && (chip->driver_data & PCA_INT))
-               dev_warn(&client->dev, "interrupt support not compiled in\n");
+               dev_warn(dev, "interrupt support not compiled in\n");
 
        return 0;
 }
@@ -1065,11 +1064,11 @@ static int pca953x_probe(struct i2c_client *client)
        int ret;
        const struct regmap_config *regmap_config;
 
-       chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL);
+       chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
        if (chip == NULL)
                return -ENOMEM;
 
-       pdata = dev_get_platdata(&client->dev);
+       pdata = dev_get_platdata(dev);
        if (pdata) {
                irq_base = pdata->irq_base;
                chip->gpio_start = pdata->gpio_base;
@@ -1086,8 +1085,7 @@ static int pca953x_probe(struct i2c_client *client)
                 * using "reset" GPIO. Otherwise any of those platform
                 * must use _DSD method with corresponding property.
                 */
-               reset_gpio = devm_gpiod_get_optional(&client->dev, "reset",
-                                                    GPIOD_OUT_LOW);
+               reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
                if (IS_ERR(reset_gpio))
                        return PTR_ERR(reset_gpio);
        }
@@ -1106,10 +1104,10 @@ static int pca953x_probe(struct i2c_client *client)
        pca953x_setup_gpio(chip, chip->driver_data & PCA_GPIO_MASK);
 
        if (NBANK(chip) > 2 || PCA_CHIP_TYPE(chip->driver_data) == PCA957X_TYPE) {
-               dev_info(&client->dev, "using AI\n");
+               dev_info(dev, "using AI\n");
                regmap_config = &pca953x_ai_i2c_regmap;
        } else {
-               dev_info(&client->dev, "using no AI\n");
+               dev_info(dev, "using no AI\n");
                regmap_config = &pca953x_i2c_regmap;
        }