[PATCH v4 12/21] serial: omap: fix sequence of pm_runtime_* calls.

From: Felipe Balbi
Date: Thu Sep 06 2012 - 08:53:39 EST


From: Ruchika Kharwar <ruchika@xxxxxx>

pm_runtime_enable() needs to be invoked before
pm_runtime_use_autosuspend(), and
pm_runtime_set_autosuspend_delay() functions.

Tested-by: Shubhrajyoti D <shubhrajyoti@xxxxxx>
Signed-off-by: Nishanth Menon <nm@xxxxxx>
Signed-off-by: Ruchika Kharwar <ruchika@xxxxxx>
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
drivers/tty/serial/omap-serial.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 99042b0..f5dcb5a 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -1333,12 +1333,12 @@ static int serial_omap_probe(struct platform_device *pdev)
INIT_WORK(&up->qos_work, serial_omap_uart_qos_work);

platform_set_drvdata(pdev, up);
+ pm_runtime_enable(&pdev->dev);
pm_runtime_use_autosuspend(&pdev->dev);
pm_runtime_set_autosuspend_delay(&pdev->dev,
omap_up_info->autosuspend_timeout);

pm_runtime_irq_safe(&pdev->dev);
- pm_runtime_enable(&pdev->dev);
pm_runtime_get_sync(&pdev->dev);

omap_serial_fill_features_erratas(up);
--
1.7.12.rc3

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