linux-kernel - [PATCH 02/10] atmel_serial: Fix build on avr32 with CONFIG

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Date:	Thu, 13 Mar 2008 15:39:37 +0100
From:	Haavard Skinnemoen <hskinnemoen@...el.com>
To:	kernel@...32linux.org
Cc:	linux-kernel@...r.kernel.org,
	Haavard Skinnemoen <hskinnemoen@...el.com>,
	David Brownell <david-b@...bell.net>
Subject: [PATCH 02/10] 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.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@...el.com>
---
 drivers/serial/atmel_serial.c |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)

diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index d57bf3e..2efbdf6 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -1428,6 +1428,15 @@ 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)
 {
@@ -1435,7 +1444,7 @@ 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);
-- 
1.5.4.3

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