From: Rafael J. Wysocki <[email protected]> Commit 615a445f7f8a077c145e737864ae59a4d8717882 upstream.
Make the CMT 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 <[email protected]> Tested-by: Simon Horman <[email protected]> Acked-by: Paul Mundt <[email protected]> Cc: [email protected] --- drivers/clocksource/sh_cmt.c | 4 ++++ 1 file changed, 4 insertions(+) Index: linux/drivers/clocksource/sh_cmt.c =================================================================== --- linux.orig/drivers/clocksource/sh_cmt.c +++ linux/drivers/clocksource/sh_cmt.c @@ -32,6 +32,7 @@ #include <linux/sh_timer.h> #include <linux/slab.h> #include <linux/module.h> +#include <linux/pm_domain.h> struct sh_cmt_priv { void __iomem *mapbase; @@ -689,6 +690,9 @@ static int __devinit sh_cmt_probe(struct struct sh_cmt_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; -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
