From: Thierry Reding <treding@xxxxxxxxxx>
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@xxxxxxxxxx>
---
drivers/gpio/gpiolib.c | 8 ++------
include/linux/gpio/driver.h | 4 ----
2 files changed, 2 insertions(+), 10 deletions(-)
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 774d6047116a..f09cc89929f0 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1580,7 +1580,8 @@ static void gpiochip_set_cascaded_irqchip(struct gpio_chip *gpiochip,
irq_set_chained_handler_and_data(parent_irq, parent_handler,
gpiochip);
- gpiochip->irq_chained_parent = parent_irq;
+ gpiochip->irq.parents = &parent_irq;
+ gpiochip->irq.num_parents = 1;
}
/* Set the parent IRQ for all affected IRQs */
@@ -1853,11 +1854,6 @@ static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip)
acpi_gpiochip_free_interrupts(gpiochip);
- if (gpiochip->irq_chained_parent) {
- irq_set_chained_handler(gpiochip->irq_chained_parent, NULL);
- irq_set_handler_data(gpiochip->irq_chained_parent, NULL);
- }
-
if (gpiochip->irq.chip) {
struct gpio_irq_chip *irq = &gpiochip->irq;
unsigned int i;
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index bcf93afddfa6..c3eafd874884 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -176,9 +176,6 @@ 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
@@ -251,7 +248,6 @@ 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;
--
2.13.3
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