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pinctrl: amd: 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: Ken Xue <Ken.Xue@amd.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2015-12-08 09:21:38 +01:00
parent de3d851bea
commit 04d3672311
1 changed files with 14 additions and 19 deletions
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33
drivers/pinctrl/pinctrl-amd.c
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@ -35,16 +35,11 @@
#include "pinctrl-utils.h"
#include "pinctrl-amd.h"
static inline struct amd_gpio *to_amd_gpio(struct gpio_chip *gc)
{
return container_of(gc, struct amd_gpio, gc);
}
static int amd_gpio_direction_input(struct gpio_chip *gc, unsigned offset)
{
unsigned long flags;
u32 pin_reg;
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + offset * 4);
@ -71,7 +66,7 @@ static int amd_gpio_direction_output(struct gpio_chip *gc, unsigned offset,
{
u32 pin_reg;
unsigned long flags;
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + offset * 4);
@ -90,7 +85,7 @@ static int amd_gpio_get_value(struct gpio_chip *gc, unsigned offset)
{
u32 pin_reg;
unsigned long flags;
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + offset * 4);
@ -103,7 +98,7 @@ static void amd_gpio_set_value(struct gpio_chip *gc, unsigned offset, int value)
{
u32 pin_reg;
unsigned long flags;
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + offset * 4);
@ -122,7 +117,7 @@ static int amd_gpio_set_debounce(struct gpio_chip *gc, unsigned offset,
u32 pin_reg;
int ret = 0;
unsigned long flags;
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + offset * 4);
@ -186,7 +181,7 @@ static void amd_gpio_dbg_show(struct seq_file *s, struct gpio_chip *gc)
u32 pin_reg;
unsigned long flags;
unsigned int bank, i, pin_num;
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
char *level_trig;
char *active_level;
@ -327,7 +322,7 @@ static void amd_gpio_irq_enable(struct irq_data *d)
u32 pin_reg;
unsigned long flags;
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + (d->hwirq)*4);
@ -351,7 +346,7 @@ static void amd_gpio_irq_disable(struct irq_data *d)
u32 pin_reg;
unsigned long flags;
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + (d->hwirq)*4);
@ -366,7 +361,7 @@ static void amd_gpio_irq_mask(struct irq_data *d)
u32 pin_reg;
unsigned long flags;
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + (d->hwirq)*4);
@ -380,7 +375,7 @@ static void amd_gpio_irq_unmask(struct irq_data *d)
u32 pin_reg;
unsigned long flags;
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + (d->hwirq)*4);
@ -394,7 +389,7 @@ static void amd_gpio_irq_eoi(struct irq_data *d)
u32 reg;
unsigned long flags;
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
reg = readl(gpio_dev->base + WAKE_INT_MASTER_REG);
@ -409,7 +404,7 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type)
u32 pin_reg;
unsigned long flags;
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
spin_lock_irqsave(&gpio_dev->lock, flags);
pin_reg = readl(gpio_dev->base + (d->hwirq)*4);
@ -504,7 +499,7 @@ static void amd_gpio_irq_handler(struct irq_desc *desc)
unsigned long flags;
struct irq_chip *chip = irq_desc_get_chip(desc);
struct gpio_chip *gc = irq_desc_get_handler_data(desc);
struct amd_gpio *gpio_dev = to_amd_gpio(gc);
struct amd_gpio *gpio_dev = gpiochip_get_data(gc);
chained_irq_enter(chip, desc);
/*enable GPIO interrupt again*/
@ -795,7 +790,7 @@ static int amd_gpio_probe(struct platform_device *pdev)
return PTR_ERR(gpio_dev->pctrl);
}
ret = gpiochip_add(&gpio_dev->gc);
ret = gpiochip_add_data(&gpio_dev->gc, gpio_dev);
if (ret)
goto out1;