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gpio: Move irq_chained_parent to struct gpio_irq_chip

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In order to consolidate the multiple ways to associate an IRQ chip with
a GPIO chip, move more fields into the new struct gpio_irq_chip.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Acked-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Thierry Reding
2017-11-07 19:15:50 +01:00
committed by Linus Walleij
parent 3634eeb0fe
commit 39e5f09695
2 changed files with 27 additions and 9 deletions
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19
include/linux/gpio/driver.h
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@@ -77,6 +77,21 @@ struct gpio_irq_chip {
* interrupt.
*/
void *parent_handler_data;
/**
* @num_parents:
*
* The number of interrupt parents of a GPIO chip.
*/
unsigned int num_parents;
/**
* @parents:
*
* A list of interrupt parents of a GPIO chip. This is owned by the
* driver, so the core will only reference this list, not modify it.
*/
unsigned int *parents;
};
static inline struct gpio_irq_chip *to_gpio_irq_chip(struct irq_chip *chip)
@@ -148,9 +163,6 @@ static inline struct gpio_irq_chip *to_gpio_irq_chip(struct irq_chip *chip)
* safely.
* @bgpio_dir: shadowed direction register for generic GPIO to clear/set
* direction safely.
* @irq_chained_parent: GPIO IRQ chip parent/bank linux irq number,
* provided by GPIO driver for chained interrupt (not for nested
* interrupts).
* @irq_nested: True if set the interrupt handling is nested.
* @irq_need_valid_mask: If set core allocates @irq_valid_mask with all
* bits set to one
@@ -226,7 +238,6 @@ struct gpio_chip {
* With CONFIG_GPIOLIB_IRQCHIP we get an irqchip inside the gpiolib
* to handle IRQs for most practical cases.
*/
unsigned int irq_chained_parent;
bool irq_nested;
bool irq_need_valid_mask;
unsigned long *irq_valid_mask;