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authorClaudiu Beznea <claudiu.beznea@microchip.com>2021-10-07 14:20:14 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-10-10 15:20:09 +0200
commitaec079f8875220c2c0657ba22e10099910295e20 (patch)
tree3668165d14adf583e1a339012ea3f9e1a81e74ca
parent4c9883e1f4ddc53ff66eeb124a96530435dee22b (diff)
tty: serial: atmel: use macros instead of hardcoded values
Use UART_PM_STATE_ON, UART_PM_STATE_OFF instead of hardcoded values. Reviewed-by: Nicolas Ferre <nicolas.ferre@microchip.com> Acked-by: Richard Genoud <richard.genoud@gmail.com> Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Link: https://lore.kernel.org/r/20211007112014.2332019-1-claudiu.beznea@microchip.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/tty/serial/atmel_serial.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 249ea35088d2..2c99a47a2535 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -2084,7 +2084,7 @@ static void atmel_serial_pm(struct uart_port *port, unsigned int state,
struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
switch (state) {
- case 0:
+ case UART_PM_STATE_ON:
/*
* Enable the peripheral clock for this serial port.
* This is called on uart_open() or a resume event.
@@ -2094,7 +2094,7 @@ static void atmel_serial_pm(struct uart_port *port, unsigned int state,
/* re-enable interrupts if we disabled some on suspend */
atmel_uart_writel(port, ATMEL_US_IER, atmel_port->backup_imr);
break;
- case 3:
+ case UART_PM_STATE_OFF:
/* Back up the interrupt mask and disable all interrupts */
atmel_port->backup_imr = atmel_uart_readl(port, ATMEL_US_IMR);
atmel_uart_writel(port, ATMEL_US_IDR, -1);