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tty: serial: fsl_lpuart: Use __maybe_unused instead of #if CONFIG_PM_SLEEP

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Use __maybe_unused for power management related functions to simplify
the code.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Link: https://lore.kernel.org/r/1589547481-25932-1-git-send-email-Anson.Huang@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Anson Huang 2020-05-15 20:58:01 +08:00 committed by Greg Kroah-Hartman
parent 0ca650c430
commit b14109f302
1 changed files with 2 additions and 4 deletions
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6
drivers/tty/serial/fsl_lpuart.c
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@ -2665,8 +2665,7 @@ static int lpuart_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM_SLEEP
static int lpuart_suspend(struct device *dev)
static int __maybe_unused lpuart_suspend(struct device *dev)
{
struct lpuart_port *sport = dev_get_drvdata(dev);
unsigned long temp;
@ -2724,7 +2723,7 @@ static int lpuart_suspend(struct device *dev)
return 0;
}
static int lpuart_resume(struct device *dev)
static int __maybe_unused lpuart_resume(struct device *dev)
{
struct lpuart_port *sport = dev_get_drvdata(dev);
bool irq_wake = irqd_is_wakeup_set(irq_get_irq_data(sport->port.irq));
@ -2755,7 +2754,6 @@ static int lpuart_resume(struct device *dev)
return 0;
}
#endif
static SIMPLE_DEV_PM_OPS(lpuart_pm_ops, lpuart_suspend, lpuart_resume);