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gpio: em: Use irq_data_get_irq_chip_data() at appropriate places

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Then we can remove irq_to_priv() function.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2012-09-04 21:58:33 +08:00 committed by Linus Walleij
parent 5b4254386b
commit a9f77c93ab
1 changed files with 3 additions and 9 deletions
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12
drivers/gpio/gpio-em.c
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@ -85,22 +85,16 @@ static inline void em_gio_write(struct em_gio_priv *p, int offs,
iowrite32(value, p->base1 + (offs - GIO_IDT0));
}
static inline struct em_gio_priv *irq_to_priv(struct irq_data *d)
{
struct irq_chip *chip = irq_data_get_irq_chip(d);
return container_of(chip, struct em_gio_priv, irq_chip);
}
static void em_gio_irq_disable(struct irq_data *d)
{
struct em_gio_priv *p = irq_to_priv(d);
struct em_gio_priv *p = irq_data_get_irq_chip_data(d);
em_gio_write(p, GIO_IDS, BIT(irqd_to_hwirq(d)));
}
static void em_gio_irq_enable(struct irq_data *d)
{
struct em_gio_priv *p = irq_to_priv(d);
struct em_gio_priv *p = irq_data_get_irq_chip_data(d);
em_gio_write(p, GIO_IEN, BIT(irqd_to_hwirq(d)));
}
@ -118,7 +112,7 @@ static unsigned char em_gio_sense_table[IRQ_TYPE_SENSE_MASK + 1] = {
static int em_gio_irq_set_type(struct irq_data *d, unsigned int type)
{
unsigned char value = em_gio_sense_table[type & IRQ_TYPE_SENSE_MASK];
struct em_gio_priv *p = irq_to_priv(d);
struct em_gio_priv *p = irq_data_get_irq_chip_data(d);
unsigned int reg, offset, shift;
unsigned long flags;
unsigned long tmp;