Adding a irq_chip field to the samsung_pin_bank struct helps in
consolidating the irq domain callbacks for external gpio and wakeup
interrupt controllers. The exynos_wkup_irqd_ops and exynos_gpio_irqd_ops
have now been merged into a single exynos_eint_irqd_ops.
Signed-off-by: Abhilash Kesavan <a.kesa...@samsung.com>
Reviewed-by: Thomas Abraham <thomas...@samsung.com>
Tested-by: Thomas Abraham <thomas...@samsung.com>
Cc: Tomasz Figa <tomasz.f...@gmail.com>
Cc: Linus Walleij <linus.wall...@linaro.org>
---
drivers/pinctrl/samsung/pinctrl-exynos.c | 32 ++++++------------------------
1 file changed, 6 insertions(+), 26 deletions(-)
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c
b/drivers/pinctrl/samsung/pinctrl-exynos.c
index 14b9b44..54ebcb6 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos.c
@@ -254,7 +254,7 @@ static struct exynos_irq_chip exynos_gpio_irq_chip = {
.eint_pend = EXYNOS_GPIO_EPEND_OFFSET,
};
-static int exynos_gpio_irq_map(struct irq_domain *h, unsigned int virq,
+static int exynos_eint_irq_map(struct irq_domain *h, unsigned int virq,
irq_hw_number_t hw)
{
struct samsung_pin_bank *b = h->host_data;
@@ -267,10 +267,10 @@ static int exynos_gpio_irq_map(struct irq_domain *h,
unsigned int virq,
}
/*
- * irq domain callbacks for external gpio interrupt controller.
+ * irq domain callbacks for external gpio and wakeup interrupt controllers.
*/
-static const struct irq_domain_ops exynos_gpio_irqd_ops = {
- .map = exynos_gpio_irq_map,
+static const struct irq_domain_ops exynos_eint_irqd_ops = {
+ .map = exynos_eint_irq_map,
.xlate = irq_domain_xlate_twocell,
};
@@ -330,7 +330,7 @@ static int exynos_eint_gpio_init(struct
samsung_pinctrl_drv_data *d)
if (bank->eint_type != EINT_TYPE_GPIO)
continue;
bank->irq_domain = irq_domain_add_linear(bank->of_node,
- bank->nr_pins, &exynos_gpio_irqd_ops, bank);
+ bank->nr_pins, &exynos_eint_irqd_ops, bank);
if (!bank->irq_domain) {
dev_err(dev, "gpio irq domain add failed\n");
ret = -ENXIO;
@@ -457,26 +457,6 @@ static void exynos_irq_demux_eint16_31(unsigned int irq,
struct irq_desc *desc)
chained_irq_exit(chip, desc);
}
-static int exynos_wkup_irq_map(struct irq_domain *h, unsigned int virq,
- irq_hw_number_t hw)
-{
- struct samsung_pin_bank *b = h->host_data;
-
- irq_set_chip_and_handler(virq, &b->irq_chip->chip,
- handle_level_irq);
- irq_set_chip_data(virq, h->host_data);
- set_irq_flags(virq, IRQF_VALID);
- return 0;
-}
-
-/*
- * irq domain callbacks for external wakeup interrupt controller.
- */
-static const struct irq_domain_ops exynos_wkup_irqd_ops = {
- .map = exynos_wkup_irq_map,
- .xlate = irq_domain_xlate_twocell,
-};
-
/*
* exynos_eint_wkup_init() - setup handling of external wakeup interrupts.
* @d: driver data of samsung pinctrl driver.
@@ -508,7 +488,7 @@ static int exynos_eint_wkup_init(struct
samsung_pinctrl_drv_data *d)
continue;
bank->irq_domain = irq_domain_add_linear(bank->of_node,
- bank->nr_pins, &exynos_wkup_irqd_ops, bank);
+ bank->nr_pins, &exynos_eint_irqd_ops, bank);
if (!bank->irq_domain) {
dev_err(dev, "wkup irq domain add failed\n");
return -ENXIO;
--
1.7.9.5
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