Commit 78d455a2 authored by Linus Walleij's avatar Linus Walleij

bcma: 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: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Acked-by: default avatarHauke Mehrtens <hauke@hauke-m.de>
Acked-by: default avatarRafał Miłecki <zajec5@gmail.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 95bf0951
......@@ -17,14 +17,9 @@
#define BCMA_GPIO_MAX_PINS 32
static inline struct bcma_drv_cc *bcma_gpio_get_cc(struct gpio_chip *chip)
{
return container_of(chip, struct bcma_drv_cc, gpio);
}
static int bcma_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
{
struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
struct bcma_drv_cc *cc = gpiochip_get_data(chip);
return !!bcma_chipco_gpio_in(cc, 1 << gpio);
}
......@@ -32,14 +27,14 @@ static int bcma_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
static void bcma_gpio_set_value(struct gpio_chip *chip, unsigned gpio,
int value)
{
struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
struct bcma_drv_cc *cc = gpiochip_get_data(chip);
bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0);
}
static int bcma_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
{
struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
struct bcma_drv_cc *cc = gpiochip_get_data(chip);
bcma_chipco_gpio_outen(cc, 1 << gpio, 0);
return 0;
......@@ -48,7 +43,7 @@ static int bcma_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
static int bcma_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
int value)
{
struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
struct bcma_drv_cc *cc = gpiochip_get_data(chip);
bcma_chipco_gpio_outen(cc, 1 << gpio, 1 << gpio);
bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0);
......@@ -57,7 +52,7 @@ static int bcma_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
static int bcma_gpio_request(struct gpio_chip *chip, unsigned gpio)
{
struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
struct bcma_drv_cc *cc = gpiochip_get_data(chip);
bcma_chipco_gpio_control(cc, 1 << gpio, 0);
/* clear pulldown */
......@@ -70,7 +65,7 @@ static int bcma_gpio_request(struct gpio_chip *chip, unsigned gpio)
static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio)
{
struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
struct bcma_drv_cc *cc = gpiochip_get_data(chip);
/* clear pullup */
bcma_chipco_gpio_pullup(cc, 1 << gpio, 0);
......@@ -81,7 +76,7 @@ static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio)
static void bcma_gpio_irq_unmask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct bcma_drv_cc *cc = bcma_gpio_get_cc(gc);
struct bcma_drv_cc *cc = gpiochip_get_data(gc);
int gpio = irqd_to_hwirq(d);
u32 val = bcma_chipco_gpio_in(cc, BIT(gpio));
......@@ -92,7 +87,7 @@ static void bcma_gpio_irq_unmask(struct irq_data *d)
static void bcma_gpio_irq_mask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct bcma_drv_cc *cc = bcma_gpio_get_cc(gc);
struct bcma_drv_cc *cc = gpiochip_get_data(gc);
int gpio = irqd_to_hwirq(d);
bcma_chipco_gpio_intmask(cc, BIT(gpio), 0);
......@@ -216,7 +211,7 @@ int bcma_gpio_init(struct bcma_drv_cc *cc)
else
chip->base = -1;
err = gpiochip_add(chip);
err = gpiochip_add_data(chip, cc);
if (err)
return err;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment