pinctrl: cherryview: Convert to use devm_gpiochip_add_data()

This simplifies the error handling and allows us to drop the whole
chv_pinctrl_remove() function.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c
index d23be3a..30389f4 100644 (file)
--- a/drivers/pinctrl/intel/pinctrl-cherryview.c
+++ b/drivers/pinctrl/intel/pinctrl-cherryview.c
@@ -1538,7 +1538,7 @@ static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq)
        chip->base = -1;
        chip->irq_need_valid_mask = true;
 
-       ret = gpiochip_add_data(chip, pctrl);
+       ret = devm_gpiochip_add_data(pctrl->dev, chip, pctrl);
        if (ret) {
                dev_err(pctrl->dev, "Failed to register gpiochip\n");
                return ret;
@@ -1550,7 +1550,7 @@ static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq)
                                             range->base, range->npins);
                if (ret) {
                        dev_err(pctrl->dev, "failed to add GPIO pin range\n");
-                       goto fail;
+                       return ret;
                }
 
                offset += range->npins;
@@ -1578,17 +1578,12 @@ static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq)
                                   handle_bad_irq, IRQ_TYPE_NONE);
        if (ret) {
                dev_err(pctrl->dev, "failed to add IRQ chip\n");
-               goto fail;
+               return ret;
        }
 
        gpiochip_set_chained_irqchip(chip, &chv_gpio_irqchip, irq,
                                     chv_gpio_irq_handler);
        return 0;
-
-fail:
-       gpiochip_remove(chip);
-
-       return ret;
 }
 
 static int chv_pinctrl_probe(struct platform_device *pdev)
@@ -1656,15 +1651,6 @@ static int chv_pinctrl_probe(struct platform_device *pdev)
        return 0;
 }
 
-static int chv_pinctrl_remove(struct platform_device *pdev)
-{
-       struct chv_pinctrl *pctrl = platform_get_drvdata(pdev);
-
-       gpiochip_remove(&pctrl->chip);
-
-       return 0;
-}
-
 #ifdef CONFIG_PM_SLEEP
 static int chv_pinctrl_suspend(struct device *dev)
 {
@@ -1761,7 +1747,6 @@ MODULE_DEVICE_TABLE(acpi, chv_pinctrl_acpi_match);
 
 static struct platform_driver chv_pinctrl_driver = {
        .probe = chv_pinctrl_probe,
-       .remove = chv_pinctrl_remove,
        .driver = {
                .name = "cherryview-pinctrl",
                .pm = &chv_pinctrl_pm_ops,