From f826caa44902ddbe93174f0b642d8abf9698c08e Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Sun, 24 Feb 2008 14:34:45 +0100 Subject: [PATCH] atmel_serial: Fix build on avr32 with CONFIG_PM enabled AVR32 doesn't have at91_suspend_entering_slow_clock(). Just assume the clock will keep running for now. David has a better solution for this, but this works for now. Leaving the USART clock running won't prevent the PM code from entering deep power-down modes anyway. Signed-off-by: Haavard Skinnemoen Cc: David Brownell Cc: Andrew Victor --- drivers/serial/atmel_serial.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index 42be8b01a40..5f0414fc1b1 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -1439,6 +1439,15 @@ static struct uart_driver atmel_uart = { }; #ifdef CONFIG_PM +static bool atmel_serial_clk_will_stop(void) +{ +#ifdef CONFIG_ARCH_AT91 + return at91_suspend_entering_slow_clock(); +#else + return false; +#endif +} + static int atmel_serial_suspend(struct platform_device *pdev, pm_message_t state) { @@ -1446,7 +1455,7 @@ static int atmel_serial_suspend(struct platform_device *pdev, struct atmel_uart_port *atmel_port = to_atmel_uart_port(port); if (device_may_wakeup(&pdev->dev) - && !at91_suspend_entering_slow_clock()) + && !atmel_serial_clk_will_stop()) enable_irq_wake(port->irq); else { uart_suspend_port(&atmel_uart, port); -- 2.41.0