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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
commit03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch)
treefa581f6dc1c0596391690d1f67eceef3af8246dc /drivers/gpio/gpio-pch.c
parentd4e493caf788ef44982e131ff9c786546904d934 (diff)
Linux-libre 4.5-gnu
Diffstat (limited to 'drivers/gpio/gpio-pch.c')
-rw-r--r--drivers/gpio/gpio-pch.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index 34ed176df..7c7135da5 100644
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -109,7 +109,7 @@ struct pch_gpio {
static void pch_gpio_set(struct gpio_chip *gpio, unsigned nr, int val)
{
u32 reg_val;
- struct pch_gpio *chip = container_of(gpio, struct pch_gpio, gpio);
+ struct pch_gpio *chip = gpiochip_get_data(gpio);
unsigned long flags;
spin_lock_irqsave(&chip->spinlock, flags);
@@ -125,15 +125,15 @@ static void pch_gpio_set(struct gpio_chip *gpio, unsigned nr, int val)
static int pch_gpio_get(struct gpio_chip *gpio, unsigned nr)
{
- struct pch_gpio *chip = container_of(gpio, struct pch_gpio, gpio);
+ struct pch_gpio *chip = gpiochip_get_data(gpio);
- return ioread32(&chip->reg->pi) & (1 << nr);
+ return (ioread32(&chip->reg->pi) >> nr) & 1;
}
static int pch_gpio_direction_output(struct gpio_chip *gpio, unsigned nr,
int val)
{
- struct pch_gpio *chip = container_of(gpio, struct pch_gpio, gpio);
+ struct pch_gpio *chip = gpiochip_get_data(gpio);
u32 pm;
u32 reg_val;
unsigned long flags;
@@ -158,7 +158,7 @@ static int pch_gpio_direction_output(struct gpio_chip *gpio, unsigned nr,
static int pch_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)
{
- struct pch_gpio *chip = container_of(gpio, struct pch_gpio, gpio);
+ struct pch_gpio *chip = gpiochip_get_data(gpio);
u32 pm;
unsigned long flags;
@@ -211,7 +211,7 @@ static void pch_gpio_restore_reg_conf(struct pch_gpio *chip)
static int pch_gpio_to_irq(struct gpio_chip *gpio, unsigned offset)
{
- struct pch_gpio *chip = container_of(gpio, struct pch_gpio, gpio);
+ struct pch_gpio *chip = gpiochip_get_data(gpio);
return chip->irq_base + offset;
}
@@ -220,7 +220,7 @@ static void pch_gpio_setup(struct pch_gpio *chip)
struct gpio_chip *gpio = &chip->gpio;
gpio->label = dev_name(chip->dev);
- gpio->dev = chip->dev;
+ gpio->parent = chip->dev;
gpio->owner = THIS_MODULE;
gpio->direction_input = pch_gpio_direction_input;
gpio->get = pch_gpio_get;
@@ -394,7 +394,10 @@ static int pch_gpio_probe(struct pci_dev *pdev,
pci_set_drvdata(pdev, chip);
spin_lock_init(&chip->spinlock);
pch_gpio_setup(chip);
- ret = gpiochip_add(&chip->gpio);
+#ifdef CONFIG_OF_GPIO
+ chip->gpio.of_node = pdev->dev.of_node;
+#endif
+ ret = gpiochip_add_data(&chip->gpio, chip);
if (ret) {
dev_err(&pdev->dev, "PCH gpio: Failed to register GPIO\n");
goto err_gpiochip_add;