diff options
| -rw-r--r-- | plat/marvell/a8k/common/plat_pm.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/plat/marvell/a8k/common/plat_pm.c b/plat/marvell/a8k/common/plat_pm.c index 2b155d68..efed0a83 100644 --- a/plat/marvell/a8k/common/plat_pm.c +++ b/plat/marvell/a8k/common/plat_pm.c @@ -503,6 +503,19 @@ void a8k_pwr_domain_suspend_finish(const psci_power_state_t *target_state) } /******************************************************************************* + * This handler is called by the PSCI implementation during the `SYSTEM_SUSPEND` + * call to get the `power_state` parameter. This allows the platform to encode + * the appropriate State-ID field within the `power_state` parameter which can + * be utilized in `pwr_domain_suspend()` to suspend to system affinity level. + ******************************************************************************/ +void a8k_get_sys_suspend_power_state(psci_power_state_t *req_state) +{ + /* lower affinities use PLAT_MAX_OFF_STATE */ + for (int i = MPIDR_AFFLVL0; i <= PLAT_MAX_PWR_LVL; i++) + req_state->pwr_domain_state[i] = PLAT_MAX_OFF_STATE; +} + +/******************************************************************************* * A8K handlers to shutdown/reboot the system ******************************************************************************/ static void __dead2 a8k_system_off(void) @@ -532,6 +545,7 @@ const plat_psci_ops_t plat_arm_psci_pm_ops = { .pwr_domain_off = a8k_pwr_domain_off, .pwr_domain_suspend = a8k_pwr_domain_suspend, .pwr_domain_on_finish = a8k_pwr_domain_on_finish, + .get_sys_suspend_power_state = a8k_get_sys_suspend_power_state, .pwr_domain_suspend_finish = a8k_pwr_domain_suspend_finish, .system_off = a8k_system_off, .system_reset = a8k_system_reset, |