diff options
| -rw-r--r-- | drivers/soc/apple/rtkit.c | 16 | ||||
| -rw-r--r-- | include/linux/soc/apple/rtkit.h | 7 |
2 files changed, 23 insertions, 0 deletions
diff --git a/drivers/soc/apple/rtkit.c b/drivers/soc/apple/rtkit.c index b8d4da147d23..4ad4f964fde7 100644 --- a/drivers/soc/apple/rtkit.c +++ b/drivers/soc/apple/rtkit.c @@ -851,6 +851,22 @@ int apple_rtkit_shutdown(struct apple_rtkit *rtk) } EXPORT_SYMBOL_GPL(apple_rtkit_shutdown); +int apple_rtkit_poweroff(struct apple_rtkit *rtk) +{ + int ret; + + ret = apple_rtkit_set_ap_power_state(rtk, APPLE_RTKIT_PWR_STATE_OFF); + if (ret) + return ret; + + ret = apple_rtkit_set_iop_power_state(rtk, APPLE_RTKIT_PWR_STATE_OFF); + if (ret) + return ret; + + return apple_rtkit_reinit(rtk); +} +EXPORT_SYMBOL_GPL(apple_rtkit_poweroff); + int apple_rtkit_idle(struct apple_rtkit *rtk) { int ret; diff --git a/include/linux/soc/apple/rtkit.h b/include/linux/soc/apple/rtkit.h index 736f53018017..bda3c528b515 100644 --- a/include/linux/soc/apple/rtkit.h +++ b/include/linux/soc/apple/rtkit.h @@ -126,6 +126,13 @@ int apple_rtkit_wake(struct apple_rtkit *rtk); int apple_rtkit_shutdown(struct apple_rtkit *rtk); /* + * Put the co-processor into the lowest power state. Note that it usually + * is not possible to recover from this state without a full SoC reset. + */ + +int apple_rtkit_poweroff(struct apple_rtkit *rtk); + +/* * Put the co-processor into idle mode */ int apple_rtkit_idle(struct apple_rtkit *rtk); |