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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-24 13:32:01 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-24 13:32:01 +0200
commitec9c88070debd8d87335f2468481a41d6bc2d0c6 (patch)
tree61a028be128fa7236f739165efef42c66de919d2 /drivers/gpio/gpio-ixp4xx.c
parenta791dc135325862fdf491ac088f54993710e2515 (diff)
parent1707c39ae309bf91965aa6f04d63816a090d90a1 (diff)
Merge 1707c39ae309 ("Merge tag 'driver-core-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core") driver-core-next
This merges the driver core changes in 6.0-rc7 into driver-core-next as they are needed here as well for testing. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpio/gpio-ixp4xx.c')
-rw-r--r--drivers/gpio/gpio-ixp4xx.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-ixp4xx.c b/drivers/gpio/gpio-ixp4xx.c
index 312309be0287..56656fb519f8 100644
--- a/drivers/gpio/gpio-ixp4xx.c
+++ b/drivers/gpio/gpio-ixp4xx.c
@@ -63,6 +63,14 @@ static void ixp4xx_gpio_irq_ack(struct irq_data *d)
__raw_writel(BIT(d->hwirq), g->base + IXP4XX_REG_GPIS);
}
+static void ixp4xx_gpio_mask_irq(struct irq_data *d)
+{
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+
+ irq_chip_mask_parent(d);
+ gpiochip_disable_irq(gc, d->hwirq);
+}
+
static void ixp4xx_gpio_irq_unmask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
@@ -72,6 +80,7 @@ static void ixp4xx_gpio_irq_unmask(struct irq_data *d)
if (!(g->irq_edge & BIT(d->hwirq)))
ixp4xx_gpio_irq_ack(d);
+ gpiochip_enable_irq(gc, d->hwirq);
irq_chip_unmask_parent(d);
}
@@ -149,12 +158,14 @@ static int ixp4xx_gpio_irq_set_type(struct irq_data *d, unsigned int type)
return irq_chip_set_type_parent(d, IRQ_TYPE_LEVEL_HIGH);
}
-static struct irq_chip ixp4xx_gpio_irqchip = {
+static const struct irq_chip ixp4xx_gpio_irqchip = {
.name = "IXP4GPIO",
.irq_ack = ixp4xx_gpio_irq_ack,
- .irq_mask = irq_chip_mask_parent,
+ .irq_mask = ixp4xx_gpio_mask_irq,
.irq_unmask = ixp4xx_gpio_irq_unmask,
.irq_set_type = ixp4xx_gpio_irq_set_type,
+ .flags = IRQCHIP_IMMUTABLE,
+ GPIOCHIP_IRQ_RESOURCE_HELPERS,
};
static int ixp4xx_gpio_child_to_parent_hwirq(struct gpio_chip *gc,
@@ -263,7 +274,7 @@ static int ixp4xx_gpio_probe(struct platform_device *pdev)
g->gc.owner = THIS_MODULE;
girq = &g->gc.irq;
- girq->chip = &ixp4xx_gpio_irqchip;
+ gpio_irq_chip_set_chip(girq, &ixp4xx_gpio_irqchip);
girq->fwnode = g->fwnode;
girq->parent_domain = parent;
girq->child_to_parent_hwirq = ixp4xx_gpio_child_to_parent_hwirq;