diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 17:03:30 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 13:21:17 +0300 |
| commit | 65389b490089fa387052b5946a4dc2f637eaeb9a (patch) | |
| tree | 1f4e559c95614179250e0e03fe965da0f98e611b /drivers/gpio/gpio-vf610.c | |
| parent | 9af4f0ab8af889cebbfd4dd70d2aa469c4f161da (diff) | |
| download | linux-65389b490089fa387052b5946a4dc2f637eaeb9a.tar.xz | |
gpio: vf610: use gpiochip data pointer
This makes the driver use the data pointer added to the gpio_chip
to store a pointer to the state container instead of relying on
container_of().
Cc: Stefan Agner <stefan@agner.ch>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-vf610.c')
| -rw-r--r-- | drivers/gpio/gpio-vf610.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c index 9031e60c815c..6284bdbe1e0c 100644 --- a/drivers/gpio/gpio-vf610.c +++ b/drivers/gpio/gpio-vf610.c @@ -62,11 +62,6 @@ struct vf610_gpio_port { static struct irq_chip vf610_gpio_irq_chip; -static struct vf610_gpio_port *to_vf610_gp(struct gpio_chip *gc) -{ - return container_of(gc, struct vf610_gpio_port, gc); -} - static const struct of_device_id vf610_gpio_dt_ids[] = { { .compatible = "fsl,vf610-gpio" }, { /* sentinel */ } @@ -84,14 +79,14 @@ static inline u32 vf610_gpio_readl(void __iomem *reg) static int vf610_gpio_get(struct gpio_chip *gc, unsigned int gpio) { - struct vf610_gpio_port *port = to_vf610_gp(gc); + struct vf610_gpio_port *port = gpiochip_get_data(gc); return !!(vf610_gpio_readl(port->gpio_base + GPIO_PDIR) & BIT(gpio)); } static void vf610_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) { - struct vf610_gpio_port *port = to_vf610_gp(gc); + struct vf610_gpio_port *port = gpiochip_get_data(gc); unsigned long mask = BIT(gpio); if (val) @@ -116,7 +111,7 @@ static int vf610_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, static void vf610_gpio_irq_handler(struct irq_desc *desc) { struct vf610_gpio_port *port = - to_vf610_gp(irq_desc_get_handler_data(desc)); + gpiochip_get_data(irq_desc_get_handler_data(desc)); struct irq_chip *chip = irq_desc_get_chip(desc); int pin; unsigned long irq_isfr; @@ -137,7 +132,7 @@ static void vf610_gpio_irq_handler(struct irq_desc *desc) static void vf610_gpio_irq_ack(struct irq_data *d) { struct vf610_gpio_port *port = - to_vf610_gp(irq_data_get_irq_chip_data(d)); + gpiochip_get_data(irq_data_get_irq_chip_data(d)); int gpio = d->hwirq; vf610_gpio_writel(BIT(gpio), port->base + PORT_ISFR); @@ -146,7 +141,7 @@ static void vf610_gpio_irq_ack(struct irq_data *d) static int vf610_gpio_irq_set_type(struct irq_data *d, u32 type) { struct vf610_gpio_port *port = - to_vf610_gp(irq_data_get_irq_chip_data(d)); + gpiochip_get_data(irq_data_get_irq_chip_data(d)); u8 irqc; switch (type) { @@ -182,7 +177,7 @@ static int vf610_gpio_irq_set_type(struct irq_data *d, u32 type) static void vf610_gpio_irq_mask(struct irq_data *d) { struct vf610_gpio_port *port = - to_vf610_gp(irq_data_get_irq_chip_data(d)); + gpiochip_get_data(irq_data_get_irq_chip_data(d)); void __iomem *pcr_base = port->base + PORT_PCR(d->hwirq); vf610_gpio_writel(0, pcr_base); @@ -191,7 +186,7 @@ static void vf610_gpio_irq_mask(struct irq_data *d) static void vf610_gpio_irq_unmask(struct irq_data *d) { struct vf610_gpio_port *port = - to_vf610_gp(irq_data_get_irq_chip_data(d)); + gpiochip_get_data(irq_data_get_irq_chip_data(d)); void __iomem *pcr_base = port->base + PORT_PCR(d->hwirq); vf610_gpio_writel(port->irqc[d->hwirq] << PORT_PCR_IRQC_OFFSET, @@ -201,7 +196,7 @@ static void vf610_gpio_irq_unmask(struct irq_data *d) static int vf610_gpio_irq_set_wake(struct irq_data *d, u32 enable) { struct vf610_gpio_port *port = - to_vf610_gp(irq_data_get_irq_chip_data(d)); + gpiochip_get_data(irq_data_get_irq_chip_data(d)); if (enable) enable_irq_wake(port->irq); @@ -261,7 +256,7 @@ static int vf610_gpio_probe(struct platform_device *pdev) gc->direction_output = vf610_gpio_direction_output; gc->set = vf610_gpio_set; - ret = gpiochip_add(gc); + ret = gpiochip_add_data(gc, port); if (ret < 0) return ret; |