diff options
| -rw-r--r-- | drivers/soc/qcom/core_ctl_helper.c | 20 | ||||
| -rw-r--r-- | include/soc/qcom/core_ctl.h | 3 |
2 files changed, 20 insertions, 3 deletions
diff --git a/drivers/soc/qcom/core_ctl_helper.c b/drivers/soc/qcom/core_ctl_helper.c index 3b25d9811cf7..7f674229f1f8 100644 --- a/drivers/soc/qcom/core_ctl_helper.c +++ b/drivers/soc/qcom/core_ctl_helper.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014, The Linux Foundation. All rights reserved. + * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -57,6 +57,22 @@ EXPORT_SYMBOL(core_ctl_find_cpu_device); int __ref core_ctl_online_core(unsigned int cpu) { - return cpu_up(cpu); + int ret; + + lock_device_hotplug(); + ret = device_online(get_cpu_device(cpu)); + unlock_device_hotplug(); + return ret; } EXPORT_SYMBOL(core_ctl_online_core); + +int __ref core_ctl_offline_core(unsigned int cpu) +{ + int ret; + + lock_device_hotplug(); + ret = device_offline(get_cpu_device(cpu)); + unlock_device_hotplug(); + return ret; +} +EXPORT_SYMBOL(core_ctl_offline_core); diff --git a/include/soc/qcom/core_ctl.h b/include/soc/qcom/core_ctl.h index 01f55e53cd47..39bce9fc8fdd 100644 --- a/include/soc/qcom/core_ctl.h +++ b/include/soc/qcom/core_ctl.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014, The Linux Foundation. All rights reserved. + * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -21,5 +21,6 @@ extern struct cpufreq_policy *core_ctl_get_policy(int cpu); extern void core_ctl_put_policy(struct cpufreq_policy *policy); extern struct device *core_ctl_find_cpu_device(unsigned cpu); extern int core_ctl_online_core(unsigned int cpu); +extern int core_ctl_offline_core(unsigned int cpu); #endif |