diff options
Diffstat (limited to 'services/psci/psci_common.c')
| -rw-r--r-- | services/psci/psci_common.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/services/psci/psci_common.c b/services/psci/psci_common.c index cacd97e..236309c 100644 --- a/services/psci/psci_common.c +++ b/services/psci/psci_common.c @@ -41,10 +41,10 @@ #include "debug.h" /* - * Provide a null weak instantiation for SPD power management operations. An SPD - * can define its own instance overriding this one + * SPD power management operations, expected to be supplied by the registered + * SPD on successful SP initialization */ -const spd_pm_ops __attribute__((weak)) spd_pm = {0}; +const spd_pm_ops *psci_spd_pm; /******************************************************************************* * Arrays that contains information needs to resume a cpu's execution when woken @@ -556,3 +556,13 @@ void psci_afflvl_power_on_finish(unsigned long mpidr, end_afflvl, mpidr_nodes); } + +/******************************************************************************* + * This function initializes the set of hooks that PSCI invokes as part of power + * management operation. The power management hooks are expected to be provided + * by the SPD, after it finishes all its initialization + ******************************************************************************/ +void psci_register_spd_pm_hook(const spd_pm_ops *pm) +{ + psci_spd_pm = pm; +} |