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authorBartosz Golaszewski <brgl@bgdev.pl>2017-08-09 14:25:07 +0200
committerLinus Walleij <linus.walleij@linaro.org>2017-08-21 00:10:00 +0200
commit5751d3dcf43e24aeca3337b09387e7e7a92e8ba4 (patch)
tree975c389ba4d34b1278b40a95c189bf4ad18dec75 /drivers/gpio
parentdb5270acaae5b6d63ce1a6f053aeabc7a9c939bb (diff)
downloadlinux-5751d3dcf43e24aeca3337b09387e7e7a92e8ba4.tar.bz2
gpio: mxs: use devres for irq generic chip
Use resource managed variants of irq_alloc_generic_chip() and irq_setup_generic_chip(). Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-mxs.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c
index 159927876577..435def22445d 100644
--- a/drivers/gpio/gpio-mxs.c
+++ b/drivers/gpio/gpio-mxs.c
@@ -66,6 +66,7 @@ struct mxs_gpio_port {
int irq;
struct irq_domain *domain;
struct gpio_chip gc;
+ struct device *dev;
enum mxs_gpio_id devid;
u32 both_edges;
};
@@ -209,9 +210,10 @@ static int mxs_gpio_init_gc(struct mxs_gpio_port *port, int irq_base)
{
struct irq_chip_generic *gc;
struct irq_chip_type *ct;
+ int rv;
- gc = irq_alloc_generic_chip("gpio-mxs", 2, irq_base,
- port->base, handle_level_irq);
+ gc = devm_irq_alloc_generic_chip(port->dev, "gpio-mxs", 2, irq_base,
+ port->base, handle_level_irq);
if (!gc)
return -ENOMEM;
@@ -242,10 +244,11 @@ static int mxs_gpio_init_gc(struct mxs_gpio_port *port, int irq_base)
ct->regs.disable = PINCTRL_IRQEN(port) + MXS_CLR;
ct->handler = handle_level_irq;
- irq_setup_generic_chip(gc, IRQ_MSK(32), IRQ_GC_INIT_NESTED_LOCK,
- IRQ_NOREQUEST, 0);
+ rv = devm_irq_setup_generic_chip(port->dev, gc, IRQ_MSK(32),
+ IRQ_GC_INIT_NESTED_LOCK,
+ IRQ_NOREQUEST, 0);
- return 0;
+ return rv;
}
static int mxs_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
@@ -304,6 +307,7 @@ static int mxs_gpio_probe(struct platform_device *pdev)
if (port->id < 0)
return port->id;
port->devid = (enum mxs_gpio_id) of_id->data;
+ port->dev = &pdev->dev;
port->irq = platform_get_irq(pdev, 0);
if (port->irq < 0)
return port->irq;