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avr32: gpio: use gpiochip data pointer

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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: Haavard Skinnemoen <hskinnemoen@gmail.com>
Acked-by: Hans-Christian Noren Egtvedt <egtvedt@samfundet.no>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2015-12-08 13:48:02 +01:00
parent 11680af7c8
commit 95bf0951e4
1 changed files with 6 additions and 6 deletions
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12
arch/avr32/mach-at32ap/pio.c
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@ -203,7 +203,7 @@ void __init at32_reserve_pin(unsigned int port, u32 pin_mask)
static int direction_input(struct gpio_chip *chip, unsigned offset)
{
struct pio_device *pio = container_of(chip, struct pio_device, chip);
struct pio_device *pio = gpiochip_get_data(chip);
u32 mask = 1 << offset;
if (!(pio_readl(pio, PSR) & mask))
@ -215,7 +215,7 @@ static int direction_input(struct gpio_chip *chip, unsigned offset)
static int gpio_get(struct gpio_chip *chip, unsigned offset)
{
struct pio_device *pio = container_of(chip, struct pio_device, chip);
struct pio_device *pio = gpiochip_get_data(chip);
return (pio_readl(pio, PDSR) >> offset) & 1;
}
@ -224,7 +224,7 @@ static void gpio_set(struct gpio_chip *chip, unsigned offset, int value);
static int direction_output(struct gpio_chip *chip, unsigned offset, int value)
{
struct pio_device *pio = container_of(chip, struct pio_device, chip);
struct pio_device *pio = gpiochip_get_data(chip);
u32 mask = 1 << offset;
if (!(pio_readl(pio, PSR) & mask))
@ -237,7 +237,7 @@ static int direction_output(struct gpio_chip *chip, unsigned offset, int value)
static void gpio_set(struct gpio_chip *chip, unsigned offset, int value)
{
struct pio_device *pio = container_of(chip, struct pio_device, chip);
struct pio_device *pio = gpiochip_get_data(chip);
u32 mask = 1 << offset;
if (value)
@ -335,7 +335,7 @@ gpio_irq_setup(struct pio_device *pio, int irq, int gpio_irq)
*/
static void pio_bank_show(struct seq_file *s, struct gpio_chip *chip)
{
struct pio_device *pio = container_of(chip, struct pio_device, chip);
struct pio_device *pio = gpiochip_get_data(chip);
u32 psr, osr, imr, pdsr, pusr, ifsr, mdsr;
unsigned i;
u32 mask;
@ -406,7 +406,7 @@ static int __init pio_probe(struct platform_device *pdev)
pio->chip.set = gpio_set;
pio->chip.dbg_show = pio_bank_show;
gpiochip_add(&pio->chip);
gpiochip_add_data(&pio->chip, pio);
gpio_irq_setup(pio, irq, gpio_irq_base);