diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 23:48:26 +0100 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2016-02-19 09:51:41 +0100 |
commit | 69fd6aea3e429eb6480ad31e55c5bfd2245cce18 (patch) | |
tree | 602808734e521d48abefc46a24bb069a15e8a207 /drivers/pinctrl/bcm | |
parent | 521a2ad6f862a28e2e43cb3e254a26bf0f9452e9 (diff) | |
download | linux-stable-69fd6aea3e429eb6480ad31e55c5bfd2245cce18.tar.gz linux-stable-69fd6aea3e429eb6480ad31e55c5bfd2245cce18.tar.bz2 linux-stable-69fd6aea3e429eb6480ad31e55c5bfd2245cce18.zip |
pinctrl: cygnus-gpio: 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: bcm-kernel-feedback-list@broadcom.com
Cc: Scott Branden <sbranden@broadcom.com>
Cc: Jon Mason <jonmason@broadcom.com>
Acked-by: Ray Jui <rjui@broadcom.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/bcm')
-rw-r--r-- | drivers/pinctrl/bcm/pinctrl-iproc-gpio.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c index 3b2ac8f771ed..d530ab4b9d85 100644 --- a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c +++ b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c @@ -26,7 +26,7 @@ #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/io.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/ioport.h> #include <linux/of_device.h> #include <linux/of_irq.h> @@ -98,11 +98,6 @@ struct iproc_gpio { struct pinctrl_desc pctldesc; }; -static inline struct iproc_gpio *to_iproc_gpio(struct gpio_chip *gc) -{ - return container_of(gc, struct iproc_gpio, gc); -} - /* * Mapping from PINCONF pins to GPIO pins is 1-to-1 */ @@ -147,7 +142,7 @@ static inline bool iproc_get_bit(struct iproc_gpio *chip, unsigned int reg, static void iproc_gpio_irq_handler(struct irq_desc *desc) { struct gpio_chip *gc = irq_desc_get_handler_data(desc); - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); struct irq_chip *irq_chip = irq_desc_get_chip(desc); int i, bit; @@ -180,7 +175,7 @@ static void iproc_gpio_irq_handler(struct irq_desc *desc) static void iproc_gpio_irq_ack(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned gpio = d->hwirq; unsigned int offset = IPROC_GPIO_REG(gpio, IPROC_GPIO_INT_CLR_OFFSET); @@ -199,7 +194,7 @@ static void iproc_gpio_irq_ack(struct irq_data *d) static void iproc_gpio_irq_set_mask(struct irq_data *d, bool unmask) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned gpio = d->hwirq; iproc_set_bit(chip, IPROC_GPIO_INT_MSK_OFFSET, gpio, unmask); @@ -208,7 +203,7 @@ static void iproc_gpio_irq_set_mask(struct irq_data *d, bool unmask) static void iproc_gpio_irq_mask(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned long flags; spin_lock_irqsave(&chip->lock, flags); @@ -219,7 +214,7 @@ static void iproc_gpio_irq_mask(struct irq_data *d) static void iproc_gpio_irq_unmask(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned long flags; spin_lock_irqsave(&chip->lock, flags); @@ -230,7 +225,7 @@ static void iproc_gpio_irq_unmask(struct irq_data *d) static int iproc_gpio_irq_set_type(struct irq_data *d, unsigned int type) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned gpio = d->hwirq; bool level_triggered = false; bool dual_edge = false; @@ -292,7 +287,7 @@ static struct irq_chip iproc_gpio_irq_chip = { */ static int iproc_gpio_request(struct gpio_chip *gc, unsigned offset) { - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned gpio = gc->base + offset; /* not all Iproc GPIO pins can be muxed individually */ @@ -304,7 +299,7 @@ static int iproc_gpio_request(struct gpio_chip *gc, unsigned offset) static void iproc_gpio_free(struct gpio_chip *gc, unsigned offset) { - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned gpio = gc->base + offset; if (!chip->pinmux_is_supported) @@ -315,7 +310,7 @@ static void iproc_gpio_free(struct gpio_chip *gc, unsigned offset) static int iproc_gpio_direction_input(struct gpio_chip *gc, unsigned gpio) { - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned long flags; spin_lock_irqsave(&chip->lock, flags); @@ -330,7 +325,7 @@ static int iproc_gpio_direction_input(struct gpio_chip *gc, unsigned gpio) static int iproc_gpio_direction_output(struct gpio_chip *gc, unsigned gpio, int val) { - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned long flags; spin_lock_irqsave(&chip->lock, flags); @@ -345,7 +340,7 @@ static int iproc_gpio_direction_output(struct gpio_chip *gc, unsigned gpio, static void iproc_gpio_set(struct gpio_chip *gc, unsigned gpio, int val) { - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned long flags; spin_lock_irqsave(&chip->lock, flags); @@ -357,7 +352,7 @@ static void iproc_gpio_set(struct gpio_chip *gc, unsigned gpio, int val) static int iproc_gpio_get(struct gpio_chip *gc, unsigned gpio) { - struct iproc_gpio *chip = to_iproc_gpio(gc); + struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned int offset = IPROC_GPIO_REG(gpio, IPROC_GPIO_DATA_IN_OFFSET); unsigned int shift = IPROC_GPIO_SHIFT(gpio); @@ -706,7 +701,7 @@ static int iproc_gpio_probe(struct platform_device *pdev) chip->pinmux_is_supported = of_property_read_bool(dev->of_node, "gpio-ranges"); - ret = gpiochip_add(gc); + ret = gpiochip_add_data(gc, chip); if (ret < 0) { dev_err(dev, "unable to add GPIO chip\n"); return ret; |