gpio: pch: Use modern PM macros

Use the modern PM macros for the suspend and resume functions to be
automatically dropped by the compiler when CONFIG_PM or
CONFIG_PM_SLEEP are disabled, without having to use __maybe_unused

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Acked-by: Andy Shevchenko <andy@kernel.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Link: https://lore.kernel.org/r/20251124002105.25429-10-jszhang@kernel.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index 9925687e05fb4525674786431eb7494c8cad7565..4ffa0955a9e3d76f6985b61ed462b448c0532a63 100644 (file)
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -171,7 +171,7 @@ static int pch_gpio_direction_input(struct gpio_chip *gpio, unsigned int nr)
 /*
  * Save register configuration and disable interrupts.
  */
-static void __maybe_unused pch_gpio_save_reg_conf(struct pch_gpio *chip)
+static void pch_gpio_save_reg_conf(struct pch_gpio *chip)
 {
        chip->pch_gpio_reg.ien_reg = ioread32(&chip->reg->ien);
        chip->pch_gpio_reg.imask_reg = ioread32(&chip->reg->imask);
@@ -187,7 +187,7 @@ static void __maybe_unused pch_gpio_save_reg_conf(struct pch_gpio *chip)
 /*
  * This function restores the register configuration of the GPIO device.
  */
-static void __maybe_unused pch_gpio_restore_reg_conf(struct pch_gpio *chip)
+static void pch_gpio_restore_reg_conf(struct pch_gpio *chip)
 {
        iowrite32(chip->pch_gpio_reg.ien_reg, &chip->reg->ien);
        iowrite32(chip->pch_gpio_reg.imask_reg, &chip->reg->imask);
@@ -402,7 +402,7 @@ static int pch_gpio_probe(struct pci_dev *pdev,
        return pch_gpio_alloc_generic_chip(chip, irq_base, gpio_pins[chip->ioh]);
 }
 
-static int __maybe_unused pch_gpio_suspend(struct device *dev)
+static int pch_gpio_suspend(struct device *dev)
 {
        struct pch_gpio *chip = dev_get_drvdata(dev);
        unsigned long flags;
@@ -414,7 +414,7 @@ static int __maybe_unused pch_gpio_suspend(struct device *dev)
        return 0;
 }
 
-static int __maybe_unused pch_gpio_resume(struct device *dev)
+static int pch_gpio_resume(struct device *dev)
 {
        struct pch_gpio *chip = dev_get_drvdata(dev);
        unsigned long flags;
@@ -428,7 +428,7 @@ static int __maybe_unused pch_gpio_resume(struct device *dev)
        return 0;
 }
 
-static SIMPLE_DEV_PM_OPS(pch_gpio_pm_ops, pch_gpio_suspend, pch_gpio_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(pch_gpio_pm_ops, pch_gpio_suspend, pch_gpio_resume);
 
 static const struct pci_device_id pch_gpio_pcidev_id[] = {
        { PCI_DEVICE_DATA(INTEL, EG20T_PCH, INTEL_EG20T_PCH) },
@@ -444,7 +444,7 @@ static struct pci_driver pch_gpio_driver = {
        .id_table = pch_gpio_pcidev_id,
        .probe = pch_gpio_probe,
        .driver = {
-               .pm = &pch_gpio_pm_ops,
+               .pm = pm_sleep_ptr(&pch_gpio_pm_ops),
        },
 };