From: Rafael J. Wysocki Date: Tue, 13 Mar 2012 21:40:14 +0000 (+0100) Subject: PM / shmobile: Make MTU2 driver use pm_genpd_dev_always_on() X-Git-Tag: firefly_0821_release~3680^2~3334^2^2~1 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=57d13370cfaf6017c68981e66ff5b3bf20a2705c;p=firefly-linux-kernel-4.4.55.git PM / shmobile: Make MTU2 driver use pm_genpd_dev_always_on() Make the MTU2 clocksource driver mark its device as "always on" using pm_genpd_dev_always_on() to protect it from surprise power removals. Signed-off-by: Rafael J. Wysocki Tested-by: Simon Horman Acked-by: Paul Mundt Cc: stable@vger.kernel.org --- diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c index db8d5955bad4..a2172f690418 100644 --- a/drivers/clocksource/sh_mtu2.c +++ b/drivers/clocksource/sh_mtu2.c @@ -31,6 +31,7 @@ #include #include #include +#include struct sh_mtu2_priv { void __iomem *mapbase; @@ -306,6 +307,9 @@ static int __devinit sh_mtu2_probe(struct platform_device *pdev) struct sh_mtu2_priv *p = platform_get_drvdata(pdev); int ret; + if (!is_early_platform_device(pdev)) + pm_genpd_dev_always_on(&pdev->dev, true); + if (p) { dev_info(&pdev->dev, "kept as earlytimer\n"); return 0;