(arm_state->vc_resume_state < VC_RESUME_REQUESTED);
}
-/* Initiate suspend via slot handler. Should be called with the write lock
- * held */
-enum vchiq_status
-vchiq_arm_vcsuspend(struct vchiq_state *state)
-{
- enum vchiq_status status = VCHIQ_ERROR;
- struct vchiq_arm_state *arm_state = vchiq_platform_get_arm_state(state);
-
- if (!arm_state)
- goto out;
-
- vchiq_log_trace(vchiq_susp_log_level, "%s", __func__);
- status = VCHIQ_SUCCESS;
-
- switch (arm_state->vc_suspend_state) {
- case VC_SUSPEND_REQUESTED:
- vchiq_log_info(vchiq_susp_log_level, "%s: suspend already "
- "requested", __func__);
- break;
- case VC_SUSPEND_IN_PROGRESS:
- vchiq_log_info(vchiq_susp_log_level, "%s: suspend already in "
- "progress", __func__);
- break;
-
- default:
- /* We don't expect to be in other states, so log but continue
- * anyway */
- vchiq_log_error(vchiq_susp_log_level,
- "%s unexpected suspend state %s", __func__,
- suspend_state_names[arm_state->vc_suspend_state +
- VC_SUSPEND_NUM_OFFSET]);
- /* fall through */
- case VC_SUSPEND_REJECTED:
- case VC_SUSPEND_FAILED:
- /* Ensure any idle state actions have been run */
- set_suspend_state(arm_state, VC_SUSPEND_IDLE);
- /* fall through */
- case VC_SUSPEND_IDLE:
- vchiq_log_info(vchiq_susp_log_level,
- "%s: suspending", __func__);
- set_suspend_state(arm_state, VC_SUSPEND_REQUESTED);
- /* kick the slot handler thread to initiate suspend */
- request_poll(state, NULL, 0);
- break;
- }
-
-out:
- vchiq_log_trace(vchiq_susp_log_level, "%s exit %d", __func__, status);
- return status;
-}
-
void
vchiq_platform_check_suspend(struct vchiq_state *state)
{