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gpio: omap: 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: Grygorii Strashko <grygorii.strashko@ti.com> Cc: Tony Lindgren <tony@atomide.com> Acked-by: Santosh Shilimkar <ssantosh@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -93,7 +93,7 @@ static void omap_gpio_unmask_irq(struct irq_data *d);
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static inline struct gpio_bank *omap_irq_data_get_bank(struct irq_data *d)
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{
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struct gpio_chip *chip = irq_data_get_irq_chip_data(d);
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return container_of(chip, struct gpio_bank, chip);
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return gpiochip_get_data(chip);
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}
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static void omap_set_gpio_direction(struct gpio_bank *bank, int gpio,
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@ -661,7 +661,7 @@ static int omap_gpio_wake_enable(struct irq_data *d, unsigned int enable)
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static int omap_gpio_request(struct gpio_chip *chip, unsigned offset)
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{
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struct gpio_bank *bank = container_of(chip, struct gpio_bank, chip);
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struct gpio_bank *bank = gpiochip_get_data(chip);
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unsigned long flags;
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/*
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@ -681,7 +681,7 @@ static int omap_gpio_request(struct gpio_chip *chip, unsigned offset)
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static void omap_gpio_free(struct gpio_chip *chip, unsigned offset)
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{
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struct gpio_bank *bank = container_of(chip, struct gpio_bank, chip);
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struct gpio_bank *bank = gpiochip_get_data(chip);
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unsigned long flags;
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raw_spin_lock_irqsave(&bank->lock, flags);
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@ -954,7 +954,7 @@ static int omap_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
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void __iomem *reg;
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int dir;
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bank = container_of(chip, struct gpio_bank, chip);
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bank = gpiochip_get_data(chip);
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reg = bank->base + bank->regs->direction;
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raw_spin_lock_irqsave(&bank->lock, flags);
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dir = !!(readl_relaxed(reg) & BIT(offset));
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@ -967,7 +967,7 @@ static int omap_gpio_input(struct gpio_chip *chip, unsigned offset)
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struct gpio_bank *bank;
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unsigned long flags;
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bank = container_of(chip, struct gpio_bank, chip);
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bank = gpiochip_get_data(chip);
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raw_spin_lock_irqsave(&bank->lock, flags);
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omap_set_gpio_direction(bank, offset, 1);
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raw_spin_unlock_irqrestore(&bank->lock, flags);
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@ -978,7 +978,7 @@ static int omap_gpio_get(struct gpio_chip *chip, unsigned offset)
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{
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struct gpio_bank *bank;
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bank = container_of(chip, struct gpio_bank, chip);
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bank = gpiochip_get_data(chip);
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if (omap_gpio_is_input(bank, offset))
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return omap_get_gpio_datain(bank, offset);
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@ -991,7 +991,7 @@ static int omap_gpio_output(struct gpio_chip *chip, unsigned offset, int value)
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struct gpio_bank *bank;
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unsigned long flags;
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bank = container_of(chip, struct gpio_bank, chip);
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bank = gpiochip_get_data(chip);
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raw_spin_lock_irqsave(&bank->lock, flags);
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bank->set_dataout(bank, offset, value);
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omap_set_gpio_direction(bank, offset, 0);
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@ -1005,7 +1005,7 @@ static int omap_gpio_debounce(struct gpio_chip *chip, unsigned offset,
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struct gpio_bank *bank;
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unsigned long flags;
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bank = container_of(chip, struct gpio_bank, chip);
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bank = gpiochip_get_data(chip);
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raw_spin_lock_irqsave(&bank->lock, flags);
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omap2_set_gpio_debounce(bank, offset, debounce);
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@ -1019,7 +1019,7 @@ static void omap_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
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struct gpio_bank *bank;
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unsigned long flags;
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bank = container_of(chip, struct gpio_bank, chip);
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bank = gpiochip_get_data(chip);
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raw_spin_lock_irqsave(&bank->lock, flags);
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bank->set_dataout(bank, offset, value);
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raw_spin_unlock_irqrestore(&bank->lock, flags);
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@ -1098,7 +1098,7 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc)
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}
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bank->chip.ngpio = bank->width;
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ret = gpiochip_add(&bank->chip);
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ret = gpiochip_add_data(&bank->chip, bank);
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if (ret) {
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dev_err(bank->dev, "Could not register gpio chip %d\n", ret);
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return ret;
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