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authorErwan Le Ray <erwan.leray@st.com>2019-06-13 15:49:55 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-09-04 12:43:46 +0200
commitfe94347d6dc97e044db011010c55cb95367c23d0 (patch)
tree7000d419bb0f0aba23da5f463f775be159c8cb07 /drivers/tty
parentfb6dcef62d52fe76f6b369e6af093dc4ad5db407 (diff)
downloadlinux-fe94347d6dc97e044db011010c55cb95367c23d0.tar.bz2
serial: stm32: Use __maybe_unused instead of #if CONFIG_PM_SLEEP
Use __maybe_unused for power management related functionsinstead of fixes: 270e5a74fe4c ("serial: stm32: add wakeup mechanism") Signed-off-by: Erwan 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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/stm32-usart.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
index 6ddc6b08b29a..45dbc42e15b9 100644
--- a/drivers/tty/serial/stm32-usart.c
+++ b/drivers/tty/serial/stm32-usart.c
@@ -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)
{