diff options
Diffstat (limited to 'drivers/scsi/isci/remote_device.c')
| -rw-r--r-- | drivers/scsi/isci/remote_device.c | 349 |
1 files changed, 171 insertions, 178 deletions
diff --git a/drivers/scsi/isci/remote_device.c b/drivers/scsi/isci/remote_device.c index 68b63b04be19..6c93f20f3dd3 100644 --- a/drivers/scsi/isci/remote_device.c +++ b/drivers/scsi/isci/remote_device.c @@ -126,8 +126,7 @@ static void rnc_destruct_done(void *_dev) struct scic_sds_remote_device *sci_dev = _dev; BUG_ON(sci_dev->started_request_count != 0); - sci_base_state_machine_change_state(&sci_dev->state_machine, - SCI_BASE_REMOTE_DEVICE_STATE_STOPPED); + sci_change_state(&sci_dev->sm, SCI_DEV_STOPPED); } static enum sci_status scic_sds_remote_device_terminate_requests(struct scic_sds_remote_device *sci_dev) @@ -154,20 +153,20 @@ static enum sci_status scic_sds_remote_device_terminate_requests(struct scic_sds enum sci_status scic_remote_device_stop(struct scic_sds_remote_device *sci_dev, u32 timeout) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; switch (state) { - case SCI_BASE_REMOTE_DEVICE_STATE_INITIAL: - case SCI_BASE_REMOTE_DEVICE_STATE_FAILED: - case SCI_BASE_REMOTE_DEVICE_STATE_FINAL: + case SCI_DEV_INITIAL: + case SCI_DEV_FAILED: + case SCI_DEV_FINAL: default: dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPED: + case SCI_DEV_STOPPED: return SCI_SUCCESS; - case SCI_BASE_REMOTE_DEVICE_STATE_STARTING: + case SCI_DEV_STARTING: /* device not started so there had better be no requests */ BUG_ON(sci_dev->started_request_count != 0); scic_sds_remote_node_context_destruct(&sci_dev->rnc, @@ -175,17 +174,17 @@ enum sci_status scic_remote_device_stop(struct scic_sds_remote_device *sci_dev, /* Transition to the stopping state and wait for the * remote node to complete being posted and invalidated. */ - sci_base_state_machine_change_state(sm, SCI_BASE_REMOTE_DEVICE_STATE_STOPPING); + sci_change_state(sm, SCI_DEV_STOPPING); return SCI_SUCCESS; - case SCI_BASE_REMOTE_DEVICE_STATE_READY: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - sci_base_state_machine_change_state(sm, SCI_BASE_REMOTE_DEVICE_STATE_STOPPING); + case SCI_DEV_READY: + case SCI_STP_DEV_IDLE: + case SCI_STP_DEV_CMD: + case SCI_STP_DEV_NCQ: + case SCI_STP_DEV_NCQ_ERROR: + case SCI_STP_DEV_AWAIT_RESET: + case SCI_SMP_DEV_IDLE: + case SCI_SMP_DEV_CMD: + sci_change_state(sm, SCI_DEV_STOPPING); if (sci_dev->started_request_count == 0) { scic_sds_remote_node_context_destruct(&sci_dev->rnc, rnc_destruct_done, sci_dev); @@ -193,70 +192,70 @@ enum sci_status scic_remote_device_stop(struct scic_sds_remote_device *sci_dev, } else return scic_sds_remote_device_terminate_requests(sci_dev); break; - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPING: + case SCI_DEV_STOPPING: /* All requests should have been terminated, but if there is an * attempt to stop a device already in the stopping state, then * try again to terminate. */ return scic_sds_remote_device_terminate_requests(sci_dev); - case SCI_BASE_REMOTE_DEVICE_STATE_RESETTING: - sci_base_state_machine_change_state(sm, SCI_BASE_REMOTE_DEVICE_STATE_STOPPING); + case SCI_DEV_RESETTING: + sci_change_state(sm, SCI_DEV_STOPPING); return SCI_SUCCESS; } } enum sci_status scic_remote_device_reset(struct scic_sds_remote_device *sci_dev) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; switch (state) { - case SCI_BASE_REMOTE_DEVICE_STATE_INITIAL: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPED: - case SCI_BASE_REMOTE_DEVICE_STATE_STARTING: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPING: - case SCI_BASE_REMOTE_DEVICE_STATE_FAILED: - case SCI_BASE_REMOTE_DEVICE_STATE_RESETTING: - case SCI_BASE_REMOTE_DEVICE_STATE_FINAL: + case SCI_DEV_INITIAL: + case SCI_DEV_STOPPED: + case SCI_DEV_STARTING: + case SCI_SMP_DEV_IDLE: + case SCI_SMP_DEV_CMD: + case SCI_DEV_STOPPING: + case SCI_DEV_FAILED: + case SCI_DEV_RESETTING: + case SCI_DEV_FINAL: default: dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; - case SCI_BASE_REMOTE_DEVICE_STATE_READY: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET: - sci_base_state_machine_change_state(sm, SCI_BASE_REMOTE_DEVICE_STATE_RESETTING); + case SCI_DEV_READY: + case SCI_STP_DEV_IDLE: + case SCI_STP_DEV_CMD: + case SCI_STP_DEV_NCQ: + case SCI_STP_DEV_NCQ_ERROR: + case SCI_STP_DEV_AWAIT_RESET: + sci_change_state(sm, SCI_DEV_RESETTING); return SCI_SUCCESS; } } enum sci_status scic_remote_device_reset_complete(struct scic_sds_remote_device *sci_dev) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; - if (state != SCI_BASE_REMOTE_DEVICE_STATE_RESETTING) { + if (state != SCI_DEV_RESETTING) { dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; } - sci_base_state_machine_change_state(sm, SCI_BASE_REMOTE_DEVICE_STATE_READY); + sci_change_state(sm, SCI_DEV_READY); return SCI_SUCCESS; } enum sci_status scic_sds_remote_device_suspend(struct scic_sds_remote_device *sci_dev, u32 suspend_type) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; - if (state != SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD) { + if (state != SCI_STP_DEV_CMD) { dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; @@ -269,30 +268,30 @@ enum sci_status scic_sds_remote_device_suspend(struct scic_sds_remote_device *sc enum sci_status scic_sds_remote_device_frame_handler(struct scic_sds_remote_device *sci_dev, u32 frame_index) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; struct scic_sds_controller *scic = sci_dev->owning_port->owning_controller; enum sci_status status; switch (state) { - case SCI_BASE_REMOTE_DEVICE_STATE_INITIAL: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPED: - case SCI_BASE_REMOTE_DEVICE_STATE_STARTING: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCI_BASE_REMOTE_DEVICE_STATE_FINAL: + case SCI_DEV_INITIAL: + case SCI_DEV_STOPPED: + case SCI_DEV_STARTING: + case SCI_STP_DEV_IDLE: + case SCI_SMP_DEV_IDLE: + case SCI_DEV_FINAL: default: dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); /* Return the frame back to the controller */ scic_sds_controller_release_frame(scic, frame_index); return SCI_FAILURE_INVALID_STATE; - case SCI_BASE_REMOTE_DEVICE_STATE_READY: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPING: - case SCI_BASE_REMOTE_DEVICE_STATE_FAILED: - case SCI_BASE_REMOTE_DEVICE_STATE_RESETTING: { + case SCI_DEV_READY: + case SCI_STP_DEV_NCQ_ERROR: + case SCI_STP_DEV_AWAIT_RESET: + case SCI_DEV_STOPPING: + case SCI_DEV_FAILED: + case SCI_DEV_RESETTING: { struct scic_sds_request *sci_req; struct ssp_frame_hdr hdr; void *frame_header; @@ -319,7 +318,7 @@ enum sci_status scic_sds_remote_device_frame_handler(struct scic_sds_remote_devi } break; } - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: { + case SCI_STP_DEV_NCQ: { struct dev_to_host_fis *hdr; status = scic_sds_unsolicited_frame_control_get_header(&scic->uf_control, @@ -333,7 +332,7 @@ enum sci_status scic_sds_remote_device_frame_handler(struct scic_sds_remote_devi sci_dev->not_ready_reason = SCIC_REMOTE_DEVICE_NOT_READY_SATA_SDB_ERROR_FIS_RECEIVED; /* TODO Check sactive and complete associated IO if any. */ - sci_base_state_machine_change_state(sm, SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR); + sci_change_state(sm, SCI_STP_DEV_NCQ_ERROR); } else if (hdr->fis_type == FIS_REGD2H && (hdr->status & ATA_ERR)) { /* @@ -341,16 +340,15 @@ enum sci_status scic_sds_remote_device_frame_handler(struct scic_sds_remote_devi * Treat this like an SDB error FIS ready reason. */ sci_dev->not_ready_reason = SCIC_REMOTE_DEVICE_NOT_READY_SATA_SDB_ERROR_FIS_RECEIVED; - sci_base_state_machine_change_state(&sci_dev->state_machine, - SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR); + sci_change_state(&sci_dev->sm, SCI_STP_DEV_NCQ_ERROR); } else status = SCI_FAILURE; scic_sds_controller_release_frame(scic, frame_index); break; } - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD: + case SCI_STP_DEV_CMD: + case SCI_SMP_DEV_CMD: /* The device does not process any UF received from the hardware while * in this state. All unsolicited frames are forwarded to the io request * object. @@ -365,18 +363,18 @@ enum sci_status scic_sds_remote_device_frame_handler(struct scic_sds_remote_devi static bool is_remote_device_ready(struct scic_sds_remote_device *sci_dev) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; switch (state) { - case SCI_BASE_REMOTE_DEVICE_STATE_READY: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD: + case SCI_DEV_READY: + case SCI_STP_DEV_IDLE: + case SCI_STP_DEV_CMD: + case SCI_STP_DEV_NCQ: + case SCI_STP_DEV_NCQ_ERROR: + case SCI_STP_DEV_AWAIT_RESET: + case SCI_SMP_DEV_IDLE: + case SCI_SMP_DEV_CMD: return true; default: return false; @@ -386,7 +384,7 @@ static bool is_remote_device_ready(struct scic_sds_remote_device *sci_dev) enum sci_status scic_sds_remote_device_event_handler(struct scic_sds_remote_device *sci_dev, u32 event_code) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; enum sci_status status; @@ -429,7 +427,7 @@ enum sci_status scic_sds_remote_device_event_handler(struct scic_sds_remote_devi if (status != SCI_SUCCESS) return status; - if (state == SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE) { + if (state == SCI_STP_DEV_IDLE) { /* We pick up suspension events to handle specifically to this * state. We resume the RNC right away. @@ -459,26 +457,26 @@ enum sci_status scic_sds_remote_device_start_io(struct scic_sds_controller *scic struct scic_sds_remote_device *sci_dev, struct scic_sds_request *sci_req) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; struct scic_sds_port *sci_port = sci_dev->owning_port; struct isci_request *ireq = sci_req_to_ireq(sci_req); enum sci_status status; switch (state) { - case SCI_BASE_REMOTE_DEVICE_STATE_INITIAL: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPED: - case SCI_BASE_REMOTE_DEVICE_STATE_STARTING: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPING: - case SCI_BASE_REMOTE_DEVICE_STATE_FAILED: - case SCI_BASE_REMOTE_DEVICE_STATE_RESETTING: - case SCI_BASE_REMOTE_DEVICE_STATE_FINAL: + case SCI_DEV_INITIAL: + case SCI_DEV_STOPPED: + case SCI_DEV_STARTING: + case SCI_STP_DEV_NCQ_ERROR: + case SCI_DEV_STOPPING: + case SCI_DEV_FAILED: + case SCI_DEV_RESETTING: + case SCI_DEV_FINAL: default: dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; - case SCI_BASE_REMOTE_DEVICE_STATE_READY: + case SCI_DEV_READY: /* attempt to start an io request for this device object. The remote * device object will issue the start request for the io and if * successful it will start the request for the port object then @@ -494,7 +492,7 @@ enum sci_status scic_sds_remote_device_start_io(struct scic_sds_controller *scic status = scic_sds_request_start(sci_req); break; - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: { + case SCI_STP_DEV_IDLE: { /* handle the start io operation for a sata device that is in * the command idle state. - Evalute the type of IO request to * be started - If its an NCQ request change to NCQ substate - @@ -519,15 +517,15 @@ enum sci_status scic_sds_remote_device_start_io(struct scic_sds_controller *scic break; if (task->ata_task.use_ncq) - new_state = SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ; + new_state = SCI_STP_DEV_NCQ; else { sci_dev->working_request = sci_req; - new_state = SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD; + new_state = SCI_STP_DEV_CMD; } - sci_base_state_machine_change_state(sm, new_state); + sci_change_state(sm, new_state); break; } - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: { + case SCI_STP_DEV_NCQ: { struct sas_task *task = isci_request_access_task(ireq); if (task->ata_task.use_ncq) { @@ -544,9 +542,9 @@ enum sci_status scic_sds_remote_device_start_io(struct scic_sds_controller *scic return SCI_FAILURE_INVALID_STATE; break; } - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET: + case SCI_STP_DEV_AWAIT_RESET: return SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED; - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: + case SCI_SMP_DEV_IDLE: status = scic_sds_port_start_io(sci_port, sci_dev, sci_req); if (status != SCI_SUCCESS) return status; @@ -560,11 +558,10 @@ enum sci_status scic_sds_remote_device_start_io(struct scic_sds_controller *scic break; sci_dev->working_request = sci_req; - sci_base_state_machine_change_state(&sci_dev->state_machine, - SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD); + sci_change_state(&sci_dev->sm, SCI_SMP_DEV_CMD); break; - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD: + case SCI_STP_DEV_CMD: + case SCI_SMP_DEV_CMD: /* device is already handling a command it can not accept new commands * until this one is complete. */ @@ -597,31 +594,31 @@ enum sci_status scic_sds_remote_device_complete_io(struct scic_sds_controller *s struct scic_sds_remote_device *sci_dev, struct scic_sds_request *sci_req) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; struct scic_sds_port *sci_port = sci_dev->owning_port; enum sci_status status; switch (state) { - case SCI_BASE_REMOTE_DEVICE_STATE_INITIAL: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPED: - case SCI_BASE_REMOTE_DEVICE_STATE_STARTING: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCI_BASE_REMOTE_DEVICE_STATE_FAILED: - case SCI_BASE_REMOTE_DEVICE_STATE_FINAL: + case SCI_DEV_INITIAL: + case SCI_DEV_STOPPED: + case SCI_DEV_STARTING: + case SCI_STP_DEV_IDLE: + case SCI_SMP_DEV_IDLE: + case SCI_DEV_FAILED: + case SCI_DEV_FINAL: default: dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; - case SCI_BASE_REMOTE_DEVICE_STATE_READY: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET: - case SCI_BASE_REMOTE_DEVICE_STATE_RESETTING: + case SCI_DEV_READY: + case SCI_STP_DEV_AWAIT_RESET: + case SCI_DEV_RESETTING: status = common_complete_io(sci_port, sci_dev, sci_req); break; - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR: + case SCI_STP_DEV_CMD: + case SCI_STP_DEV_NCQ: + case SCI_STP_DEV_NCQ_ERROR: status = common_complete_io(sci_port, sci_dev, sci_req); if (status != SCI_SUCCESS) break; @@ -632,17 +629,17 @@ enum sci_status scic_sds_remote_device_complete_io(struct scic_sds_controller *s * can reach RNC state handler, these IOs will be completed by RNC with * status of "DEVICE_RESET_REQUIRED", instead of "INVALID STATE". */ - sci_base_state_machine_change_state(sm, SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET); + sci_change_state(sm, SCI_STP_DEV_AWAIT_RESET); } else if (scic_sds_remote_device_get_request_count(sci_dev) == 0) - sci_base_state_machine_change_state(sm, SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE); + sci_change_state(sm, SCI_STP_DEV_IDLE); break; - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD: + case SCI_SMP_DEV_CMD: status = common_complete_io(sci_port, sci_dev, sci_req); if (status != SCI_SUCCESS) break; - sci_base_state_machine_change_state(sm, SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE); + sci_change_state(sm, SCI_SMP_DEV_IDLE); break; - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPING: + case SCI_DEV_STOPPING: status = common_complete_io(sci_port, sci_dev, sci_req); if (status != SCI_SUCCESS) break; @@ -676,30 +673,30 @@ enum sci_status scic_sds_remote_device_start_task(struct scic_sds_controller *sc struct scic_sds_remote_device *sci_dev, struct scic_sds_request *sci_req) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; struct scic_sds_port *sci_port = sci_dev->owning_port; enum sci_status status; switch (state) { - case SCI_BASE_REMOTE_DEVICE_STATE_INITIAL: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPED: - case SCI_BASE_REMOTE_DEVICE_STATE_STARTING: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCI_BASE_REMOTE_DEVICE_STATE_STOPPING: - case SCI_BASE_REMOTE_DEVICE_STATE_FAILED: - case SCI_BASE_REMOTE_DEVICE_STATE_RESETTING: - case SCI_BASE_REMOTE_DEVICE_STATE_FINAL: + case SCI_DEV_INITIAL: + case SCI_DEV_STOPPED: + case SCI_DEV_STARTING: + case SCI_SMP_DEV_IDLE: + case SCI_SMP_DEV_CMD: + case SCI_DEV_STOPPING: + case SCI_DEV_FAILED: + case SCI_DEV_RESETTING: + case SCI_DEV_FINAL: default: dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR: - case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET: + case SCI_STP_DEV_IDLE: + case SCI_STP_DEV_CMD: + case SCI_STP_DEV_NCQ: + case SCI_STP_DEV_NCQ_ERROR: + case SCI_STP_DEV_AWAIT_RESET: status = scic_sds_port_start_io(sci_port, sci_dev, sci_req); if (status != SCI_SUCCESS) return status; @@ -717,7 +714,7 @@ enum sci_status scic_sds_remote_device_start_task(struct scic_sds_controller *sc * management request. */ sci_dev->working_request = sci_req; - sci_base_state_machine_change_state(sm, SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD); + sci_change_state(sm, SCI_STP_DEV_CMD); /* The remote node context must cleanup the TCi to NCQ mapping * table. The only way to do this correctly is to either write @@ -739,7 +736,7 @@ enum sci_status scic_sds_remote_device_start_task(struct scic_sds_controller *sc * post TC when RNC gets resumed. */ return SCI_FAILURE_RESET_DEVICE_PARTIAL_SUCCESS; - case SCI_BASE_REMOTE_DEVICE_STATE_READY: + case SCI_DEV_READY: status = scic_sds_port_start_io(sci_port, sci_dev, sci_req); if (status != SCI_SUCCESS) return status; @@ -790,8 +787,7 @@ static void remote_device_resume_done(void *_dev) return; /* go 'ready' if we are not already in a ready state */ - sci_base_state_machine_change_state(&sci_dev->state_machine, - SCI_BASE_REMOTE_DEVICE_STATE_READY); + sci_change_state(&sci_dev->sm, SCI_DEV_READY); } static void scic_sds_stp_remote_device_ready_idle_substate_resume_complete_handler(void *_dev) @@ -803,17 +799,16 @@ static void scic_sds_stp_remote_device_ready_idle_substate_resume_complete_handl /* For NCQ operation we do not issue a isci_remote_device_not_ready(). * As a result, avoid sending the ready notification. */ - if (sci_dev->state_machine.previous_state_id != SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ) + if (sci_dev->sm.previous_state_id != SCI_STP_DEV_NCQ) isci_remote_device_ready(scic_to_ihost(scic), idev); } static void scic_sds_remote_device_initial_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); /* Initial state is a transitional state to the stopped state */ - sci_base_state_machine_change_state(&sci_dev->state_machine, - SCI_BASE_REMOTE_DEVICE_STATE_STOPPED); + sci_change_state(&sci_dev->sm, SCI_DEV_STOPPED); } /** @@ -831,11 +826,11 @@ static void scic_sds_remote_device_initial_state_enter(struct sci_base_state_mac */ static enum sci_status scic_remote_device_destruct(struct scic_sds_remote_device *sci_dev) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; struct scic_sds_controller *scic; - if (state != SCI_BASE_REMOTE_DEVICE_STATE_STOPPED) { + if (state != SCI_DEV_STOPPED) { dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; @@ -845,7 +840,7 @@ static enum sci_status scic_remote_device_destruct(struct scic_sds_remote_device scic_sds_controller_free_remote_node_context(scic, sci_dev, sci_dev->rnc.remote_node_index); sci_dev->rnc.remote_node_index = SCIC_SDS_REMOTE_NODE_CONTEXT_INVALID_INDEX; - sci_base_state_machine_change_state(sm, SCI_BASE_REMOTE_DEVICE_STATE_FINAL); + sci_change_state(sm, SCI_DEV_FINAL); return SCI_SUCCESS; } @@ -906,7 +901,7 @@ static void isci_remote_device_stop_complete(struct isci_host *ihost, static void scic_sds_remote_device_stopped_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); struct scic_sds_controller *scic = sci_dev->owning_port->owning_controller; struct isci_remote_device *idev = sci_dev_to_idev(sci_dev); u32 prev_state; @@ -914,8 +909,8 @@ static void scic_sds_remote_device_stopped_state_enter(struct sci_base_state_mac /* If we are entering from the stopping state let the SCI User know that * the stop operation has completed. */ - prev_state = sci_dev->state_machine.previous_state_id; - if (prev_state == SCI_BASE_REMOTE_DEVICE_STATE_STOPPING) + prev_state = sci_dev->sm.previous_state_id; + if (prev_state == SCI_DEV_STOPPING) isci_remote_device_stop_complete(scic_to_ihost(scic), idev); scic_sds_controller_remote_device_stopped(scic, sci_dev); @@ -923,7 +918,7 @@ static void scic_sds_remote_device_stopped_state_enter(struct sci_base_state_mac static void scic_sds_remote_device_starting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); struct scic_sds_controller *scic = scic_sds_remote_device_get_controller(sci_dev); struct isci_host *ihost = scic_to_ihost(scic); struct isci_remote_device *idev = sci_dev_to_idev(sci_dev); @@ -934,7 +929,7 @@ static void scic_sds_remote_device_starting_state_enter(struct sci_base_state_ma static void scic_sds_remote_device_ready_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); struct scic_sds_controller *scic = sci_dev->owning_port->owning_controller; struct isci_remote_device *idev = sci_dev_to_idev(sci_dev); struct domain_device *dev = idev->domain_dev; @@ -942,18 +937,16 @@ static void scic_sds_remote_device_ready_state_enter(struct sci_base_state_machi scic->remote_device_sequence[sci_dev->rnc.remote_node_index]++; if (dev->dev_type == SATA_DEV || (dev->tproto & SAS_PROTOCOL_SATA)) { - sci_base_state_machine_change_state(&sci_dev->state_machine, - SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE); + sci_change_state(&sci_dev->sm, SCI_STP_DEV_IDLE); } else if (dev_is_expander(dev)) { - sci_base_state_machine_change_state(&sci_dev->state_machine, - SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE); + sci_change_state(&sci_dev->sm, SCI_SMP_DEV_IDLE); } else isci_remote_device_ready(scic_to_ihost(scic), idev); } static void scic_sds_remote_device_ready_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); struct domain_device *dev = sci_dev_to_domain(sci_dev); if (dev->dev_type == SAS_END_DEV) { @@ -967,7 +960,7 @@ static void scic_sds_remote_device_ready_state_exit(struct sci_base_state_machin static void scic_sds_remote_device_resetting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); scic_sds_remote_node_context_suspend( &sci_dev->rnc, SCI_SOFTWARE_SUSPENSION, NULL, NULL); @@ -975,14 +968,14 @@ static void scic_sds_remote_device_resetting_state_enter(struct sci_base_state_m static void scic_sds_remote_device_resetting_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); scic_sds_remote_node_context_resume(&sci_dev->rnc, NULL, NULL); } static void scic_sds_stp_remote_device_ready_idle_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); sci_dev->working_request = NULL; if (scic_sds_remote_node_context_is_ready(&sci_dev->rnc)) { @@ -999,7 +992,7 @@ static void scic_sds_stp_remote_device_ready_idle_substate_enter(struct sci_base static void scic_sds_stp_remote_device_ready_cmd_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); struct scic_sds_controller *scic = scic_sds_remote_device_get_controller(sci_dev); BUG_ON(sci_dev->working_request == NULL); @@ -1010,7 +1003,7 @@ static void scic_sds_stp_remote_device_ready_cmd_substate_enter(struct sci_base_ static void scic_sds_stp_remote_device_ready_ncq_error_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); struct scic_sds_controller *scic = scic_sds_remote_device_get_controller(sci_dev); struct isci_remote_device *idev = sci_dev_to_idev(sci_dev); @@ -1021,7 +1014,7 @@ static void scic_sds_stp_remote_device_ready_ncq_error_substate_enter(struct sci static void scic_sds_smp_remote_device_ready_idle_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); struct scic_sds_controller *scic = scic_sds_remote_device_get_controller(sci_dev); isci_remote_device_ready(scic_to_ihost(scic), sci_dev_to_idev(sci_dev)); @@ -1029,7 +1022,7 @@ static void scic_sds_smp_remote_device_ready_idle_substate_enter(struct sci_base static void scic_sds_smp_remote_device_ready_cmd_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); struct scic_sds_controller *scic = scic_sds_remote_device_get_controller(sci_dev); BUG_ON(sci_dev->working_request == NULL); @@ -1040,50 +1033,50 @@ static void scic_sds_smp_remote_device_ready_cmd_substate_enter(struct sci_base_ static void scic_sds_smp_remote_device_ready_cmd_substate_exit(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), sm); sci_dev->working_request = NULL; } static const struct sci_base_state scic_sds_remote_device_state_table[] = { - [SCI_BASE_REMOTE_DEVICE_STATE_INITIAL] = { + [SCI_DEV_INITIAL] = { .enter_state = scic_sds_remote_device_initial_state_enter, }, - [SCI_BASE_REMOTE_DEVICE_STATE_STOPPED] = { + [SCI_DEV_STOPPED] = { .enter_state = scic_sds_remote_device_stopped_state_enter, }, - [SCI_BASE_REMOTE_DEVICE_STATE_STARTING] = { + [SCI_DEV_STARTING] = { .enter_state = scic_sds_remote_device_starting_state_enter, }, - [SCI_BASE_REMOTE_DEVICE_STATE_READY] = { + [SCI_DEV_READY] = { .enter_state = scic_sds_remote_device_ready_state_enter, .exit_state = scic_sds_remote_device_ready_state_exit }, - [SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE] = { + [SCI_STP_DEV_IDLE] = { .enter_state = scic_sds_stp_remote_device_ready_idle_substate_enter, }, - [SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD] = { + [SCI_STP_DEV_CMD] = { .enter_state = scic_sds_stp_remote_device_ready_cmd_substate_enter, }, - [SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ] = { }, - [SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR] = { + [SCI_STP_DEV_NCQ] = { }, + [SCI_STP_DEV_NCQ_ERROR] = { .enter_state = scic_sds_stp_remote_device_ready_ncq_error_substate_enter, }, - [SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET] = { }, - [SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE] = { + [SCI_STP_DEV_AWAIT_RESET] = { }, + [SCI_SMP_DEV_IDLE] = { .enter_state = scic_sds_smp_remote_device_ready_idle_substate_enter, }, - [SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_CMD] = { + [SCI_SMP_DEV_CMD] = { .enter_state = scic_sds_smp_remote_device_ready_cmd_substate_enter, .exit_state = scic_sds_smp_remote_device_ready_cmd_substate_exit, }, - [SCI_BASE_REMOTE_DEVICE_STATE_STOPPING] = { }, - [SCI_BASE_REMOTE_DEVICE_STATE_FAILED] = { }, - [SCI_BASE_REMOTE_DEVICE_STATE_RESETTING] = { + [SCI_DEV_STOPPING] = { }, + [SCI_DEV_FAILED] = { }, + [SCI_DEV_RESETTING] = { .enter_state = scic_sds_remote_device_resetting_state_enter, .exit_state = scic_sds_remote_device_resetting_state_exit }, - [SCI_BASE_REMOTE_DEVICE_STATE_FINAL] = { }, + [SCI_DEV_FINAL] = { }, }; /** @@ -1102,11 +1095,11 @@ static void scic_remote_device_construct(struct scic_sds_port *sci_port, sci_dev->owning_port = sci_port; sci_dev->started_request_count = 0; - sci_base_state_machine_construct(&sci_dev->state_machine, + sci_base_state_machine_construct(&sci_dev->sm, scic_sds_remote_device_state_table, - SCI_BASE_REMOTE_DEVICE_STATE_INITIAL); + SCI_DEV_INITIAL); - sci_base_state_machine_start(&sci_dev->state_machine); + sci_base_state_machine_start(&sci_dev->sm); scic_sds_remote_node_context_construct(&sci_dev->rnc, SCIC_SDS_REMOTE_NODE_CONTEXT_INVALID_INDEX); @@ -1224,11 +1217,11 @@ static enum sci_status scic_remote_device_ea_construct(struct scic_sds_port *sci static enum sci_status scic_remote_device_start(struct scic_sds_remote_device *sci_dev, u32 timeout) { - struct sci_base_state_machine *sm = &sci_dev->state_machine; + struct sci_base_state_machine *sm = &sci_dev->sm; enum scic_sds_remote_device_states state = sm->current_state_id; enum sci_status status; - if (state != SCI_BASE_REMOTE_DEVICE_STATE_STOPPED) { + if (state != SCI_DEV_STOPPED) { dev_warn(scirdev_to_dev(sci_dev), "%s: in wrong state: %d\n", __func__, state); return SCI_FAILURE_INVALID_STATE; @@ -1240,7 +1233,7 @@ static enum sci_status scic_remote_device_start(struct scic_sds_remote_device *s if (status != SCI_SUCCESS) return status; - sci_base_state_machine_change_state(sm, SCI_BASE_REMOTE_DEVICE_STATE_STARTING); + sci_change_state(sm, SCI_DEV_STARTING); return SCI_SUCCESS; } |