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Commit fe94347d authored by Erwan Le Ray's avatar Erwan Le Ray Committed by Greg Kroah-Hartman
Browse files

serial: stm32: Use __maybe_unused instead of #if CONFIG_PM_SLEEP 



Use __maybe_unused for power management related functionsinstead of

fixes: 270e5a74 ("serial: stm32: add wakeup mechanism")
Signed-off-by: default avatarErwan Le Ray <erwan.leray@st.com>

Link: https://lore.kernel.org/r/1560433800-12255-6-git-send-email-erwan.leray@st.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent fb6dcef6

drivers/tty/serial/stm32-usart.c

+4 −5
Original line number Diff line number Diff line
@@ -1351,8 +1351,8 @@ static struct uart_driver stm32_usart_driver = { 
	.cons		= STM32_SERIAL_CONSOLE,

};



#ifdef CONFIG_PM_SLEEP

static void stm32_serial_enable_wakeup(struct uart_port *port, bool enable)

static void __maybe_unused stm32_serial_enable_wakeup(struct uart_port *port,

						      bool enable)

{

	struct stm32_port *stm32_port = to_stm32_port(port);

	struct stm32_usart_offsets *ofs = &stm32_port->info->ofs;
@@ -1376,7 +1376,7 @@ static void stm32_serial_enable_wakeup(struct uart_port *port, bool enable) 
	}

}



static int stm32_serial_suspend(struct device *dev)

static int __maybe_unused stm32_serial_suspend(struct device *dev)

{

	struct uart_port *port = dev_get_drvdata(dev);
@@ -1392,7 +1392,7 @@ static int stm32_serial_suspend(struct device *dev) 
	return 0;

}



static int stm32_serial_resume(struct device *dev)

static int __maybe_unused stm32_serial_resume(struct device *dev)

{

	struct uart_port *port = dev_get_drvdata(dev);
@@ -1403,7 +1403,6 @@ static int stm32_serial_resume(struct device *dev) 


	return uart_resume_port(&stm32_usart_driver, port);

}

#endif /* CONFIG_PM_SLEEP */



static int __maybe_unused stm32_serial_runtime_suspend(struct device *dev)

{