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gpio: altera: Drop .mapped_irq from driver data

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struct altera_gpio_chip::mapped_irq is only used in the driver's probe
function. So it's enough if mapped_irq is a local variable, and can be
dropped from driver data.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Link: https://lore.kernel.org/r/20250109090802.3763275-2-u.kleine-koenig@baylibre.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Uwe Kleine-König 2025-01-09 10:08:03 +01:00 committed by Bartosz Golaszewski
parent 65b3aacff6
commit 3c83818440
1 changed files with 4 additions and 5 deletions
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9
drivers/gpio/gpio-altera.c
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@ -32,14 +32,12 @@
* will be blocked until the current one completes.
* @interrupt_trigger : specifies the hardware configured IRQ trigger type
* (rising, falling, both, high)
* @mapped_irq : kernel mapped irq number.
*/
struct altera_gpio_chip {
struct gpio_chip gc;
void __iomem *regs;
raw_spinlock_t gpio_lock;
int interrupt_trigger;
int mapped_irq;
};
static void altera_gpio_irq_unmask(struct irq_data *d)
@ -235,6 +233,7 @@ static int altera_gpio_probe(struct platform_device *pdev)
int reg, ret;
struct altera_gpio_chip *altera_gc;
struct gpio_irq_chip *girq;
int mapped_irq;
altera_gc = devm_kzalloc(&pdev->dev, sizeof(*altera_gc), GFP_KERNEL);
if (!altera_gc)
@ -271,8 +270,8 @@ static int altera_gpio_probe(struct platform_device *pdev)
if (IS_ERR(altera_gc->regs))
return dev_err_probe(dev, PTR_ERR(altera_gc->regs), "failed to ioremap memory resource\n");
altera_gc->mapped_irq = platform_get_irq_optional(pdev, 0);
if (altera_gc->mapped_irq < 0)
mapped_irq = platform_get_irq_optional(pdev, 0);
if (mapped_irq < 0)
goto skip_irq;
if (device_property_read_u32(dev, "altr,interrupt-type", &reg)) {
@ -296,7 +295,7 @@ static int altera_gpio_probe(struct platform_device *pdev)
return -ENOMEM;
girq->default_type = IRQ_TYPE_NONE;
girq->handler = handle_bad_irq;
girq->parents[0] = altera_gc->mapped_irq;
girq->parents[0] = mapped_irq;
skip_irq:
ret = devm_gpiochip_add_data(dev, &altera_gc->gc, altera_gc);