[PATCH v4 12/21] serial: omap: fix sequence of pm_runtime_* calls.
From: Felipe Balbi <hidden>
Date: 2012-09-06 12:53:48
Also in:
linux-arm-kernel, linux-omap, lkml
Subsystem:
the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
From: Ruchika Kharwar <redacted> pm_runtime_enable() needs to be invoked before pm_runtime_use_autosuspend(), and pm_runtime_set_autosuspend_delay() functions. Tested-by: Shubhrajyoti D <redacted> Signed-off-by: Nishanth Menon <nm@ti.com> Signed-off-by: Ruchika Kharwar <redacted> Signed-off-by: Felipe Balbi <redacted> --- 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