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gpio: pl061: Pass irqchip when adding gpiochip

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We need to convert all old gpio irqchips to pass the irqchip
setup along when adding the gpio_chip.

For chained irqchips this is a pretty straight-forward
conversion.

Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Tested-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2019-06-25 13:15:02 +02:00
parent d1d522d4f8
commit 04ce935c6b
1 changed files with 16 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

30
drivers/gpio/gpio-pl061.c
View file

@ -286,6 +286,7 @@ static int pl061_probe(struct amba_device *adev, const struct amba_id *id)
{ {
struct device *dev = &adev->dev; struct device *dev = &adev->dev;
struct pl061 *pl061; struct pl061 *pl061;
struct gpio_irq_chip *girq;
int ret, irq; int ret, irq;
pl061 = devm_kzalloc(dev, sizeof(*pl061), GFP_KERNEL); pl061 = devm_kzalloc(dev, sizeof(*pl061), GFP_KERNEL);
@ -313,10 +314,6 @@ static int pl061_probe(struct amba_device *adev, const struct amba_id *id)
pl061->gc.parent = dev; pl061->gc.parent = dev;
pl061->gc.owner = THIS_MODULE; pl061->gc.owner = THIS_MODULE;
ret = gpiochip_add_data(&pl061->gc, pl061);
if (ret)
return ret;
/* /*
* irq_chip support * irq_chip support
*/ */
@ -335,19 +332,24 @@ static int pl061_probe(struct amba_device *adev, const struct amba_id *id)
} }
pl061->parent_irq = irq; pl061->parent_irq = irq;
ret = gpiochip_irqchip_add(&pl061->gc, &pl061->irq_chip, girq = &pl061->gc.irq;
0, handle_bad_irq, girq->chip = &pl061->irq_chip;
IRQ_TYPE_NONE); girq->parent_handler = pl061_irq_handler;
if (ret) { girq->num_parents = 1;
dev_info(&adev->dev, "could not add irqchip\n"); girq->parents = devm_kcalloc(dev, 1, sizeof(*girq->parents),
GFP_KERNEL);
if (!girq->parents)
return -ENOMEM;
girq->parents[0] = irq;
girq->default_type = IRQ_TYPE_NONE;
girq->handler = handle_bad_irq;
ret = devm_gpiochip_add_data(dev, &pl061->gc, pl061);
if (ret)
return ret; return ret;
}
gpiochip_set_chained_irqchip(&pl061->gc, &pl061->irq_chip,
irq, pl061_irq_handler);
amba_set_drvdata(adev, pl061); amba_set_drvdata(adev, pl061);
dev_info(&adev->dev, "PL061 GPIO chip @%pa registered\n", dev_info(dev, "PL061 GPIO chip %s registered\n", dev_name(dev));
&adev->res.start);
return 0; return 0;
} }