diff options
Diffstat (limited to 'drivers/scsi/isci')
| -rw-r--r-- | drivers/scsi/isci/host.c | 32 | ||||
| -rw-r--r-- | drivers/scsi/isci/phy.c | 70 | ||||
| -rw-r--r-- | drivers/scsi/isci/port.c | 45 | ||||
| -rw-r--r-- | drivers/scsi/isci/remote_device.c | 65 | ||||
| -rw-r--r-- | drivers/scsi/isci/remote_node_context.c | 39 | ||||
| -rw-r--r-- | drivers/scsi/isci/request.c | 35 | ||||
| -rw-r--r-- | drivers/scsi/isci/state_machine.c | 13 | ||||
| -rw-r--r-- | drivers/scsi/isci/state_machine.h | 43 |
8 files changed, 148 insertions, 194 deletions
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c index a942384f2798..6cd7648197e1 100644 --- a/drivers/scsi/isci/host.c +++ b/drivers/scsi/isci/host.c @@ -1404,17 +1404,17 @@ static void isci_user_parameters_get( u->max_number_concurrent_device_spin_up = max_concurr_spinup; } -static void scic_sds_controller_initial_state_enter(void *object) +static void scic_sds_controller_initial_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_controller *scic = object; + struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); sci_base_state_machine_change_state(&scic->state_machine, SCI_BASE_CONTROLLER_STATE_RESET); } -static inline void scic_sds_controller_starting_state_exit(void *object) +static inline void scic_sds_controller_starting_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_controller *scic = object; + struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); isci_timer_stop(scic->timeout_timer); } @@ -1539,17 +1539,17 @@ static enum sci_status scic_controller_set_interrupt_coalescence( } -static void scic_sds_controller_ready_state_enter(void *object) +static void scic_sds_controller_ready_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_controller *scic = object; + struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); /* set the default interrupt coalescence number and timeout value. */ scic_controller_set_interrupt_coalescence(scic, 0x10, 250); } -static void scic_sds_controller_ready_state_exit(void *object) +static void scic_sds_controller_ready_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_controller *scic = object; + struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); /* disable interrupt coalescence. */ scic_controller_set_interrupt_coalescence(scic, 0, 0); @@ -1638,9 +1638,9 @@ static enum sci_status scic_sds_controller_stop_devices(struct scic_sds_controll return status; } -static void scic_sds_controller_stopping_state_enter(void *object) +static void scic_sds_controller_stopping_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_controller *scic = object; + struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); /* Stop all of the components for this controller */ scic_sds_controller_stop_phys(scic); @@ -1648,9 +1648,9 @@ static void scic_sds_controller_stopping_state_enter(void *object) scic_sds_controller_stop_devices(scic); } -static void scic_sds_controller_stopping_state_exit(void *object) +static void scic_sds_controller_stopping_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_controller *scic = object; + struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); isci_timer_stop(scic->timeout_timer); } @@ -1679,9 +1679,9 @@ static void scic_sds_controller_reset_hardware(struct scic_sds_controller *scic) writel(0, &scic->scu_registers->sdma.unsolicited_frame_get_pointer); } -static void scic_sds_controller_resetting_state_enter(void *object) +static void scic_sds_controller_resetting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_controller *scic = object; + struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); scic_sds_controller_reset_hardware(scic); sci_base_state_machine_change_state(&scic->state_machine, @@ -1785,8 +1785,8 @@ static enum sci_status scic_controller_construct(struct scic_sds_controller *sci u8 i; sci_base_state_machine_construct(&scic->state_machine, - scic, scic_sds_controller_state_table, - SCI_BASE_CONTROLLER_STATE_INITIAL); + scic_sds_controller_state_table, + SCI_BASE_CONTROLLER_STATE_INITIAL); sci_base_state_machine_start(&scic->state_machine); diff --git a/drivers/scsi/isci/phy.c b/drivers/scsi/isci/phy.c index 8bd1a85f621e..f21e10e2888c 100644 --- a/drivers/scsi/isci/phy.c +++ b/drivers/scsi/isci/phy.c @@ -1026,81 +1026,80 @@ enum sci_status scic_sds_phy_frame_handler(struct scic_sds_phy *sci_phy, } -static void scic_sds_phy_starting_initial_substate_enter(void *object) +static void scic_sds_phy_starting_initial_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); /* This is just an temporary state go off to the starting state */ sci_base_state_machine_change_state(&sci_phy->state_machine, SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_OSSP_EN); } -static void scic_sds_phy_starting_await_sas_power_substate_enter(void *object) +static void scic_sds_phy_starting_await_sas_power_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); struct scic_sds_controller *scic = sci_phy->owning_port->owning_controller; scic_sds_controller_power_control_queue_insert(scic, sci_phy); } -static void scic_sds_phy_starting_await_sas_power_substate_exit(void *object) +static void scic_sds_phy_starting_await_sas_power_substate_exit(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); struct scic_sds_controller *scic = sci_phy->owning_port->owning_controller; scic_sds_controller_power_control_queue_remove(scic, sci_phy); } -static void scic_sds_phy_starting_await_sata_power_substate_enter(void *object) +static void scic_sds_phy_starting_await_sata_power_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); struct scic_sds_controller *scic = sci_phy->owning_port->owning_controller; scic_sds_controller_power_control_queue_insert(scic, sci_phy); } -static void scic_sds_phy_starting_await_sata_power_substate_exit(void *object) +static void scic_sds_phy_starting_await_sata_power_substate_exit(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); struct scic_sds_controller *scic = sci_phy->owning_port->owning_controller; scic_sds_controller_power_control_queue_remove(scic, sci_phy); } -static void scic_sds_phy_starting_await_sata_phy_substate_enter(void *object) +static void scic_sds_phy_starting_await_sata_phy_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); isci_timer_start(sci_phy->sata_timeout_timer, SCIC_SDS_SATA_LINK_TRAINING_TIMEOUT); } -static void scic_sds_phy_starting_await_sata_phy_substate_exit(void *object) +static void scic_sds_phy_starting_await_sata_phy_substate_exit(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); isci_timer_stop(sci_phy->sata_timeout_timer); } -static void scic_sds_phy_starting_await_sata_speed_substate_enter(void *object) +static void scic_sds_phy_starting_await_sata_speed_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); isci_timer_start(sci_phy->sata_timeout_timer, SCIC_SDS_SATA_LINK_TRAINING_TIMEOUT); } -static void scic_sds_phy_starting_await_sata_speed_substate_exit( - void *object) +static void scic_sds_phy_starting_await_sata_speed_substate_exit(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); isci_timer_stop(sci_phy->sata_timeout_timer); } -static void scic_sds_phy_starting_await_sig_fis_uf_substate_enter(void *object) +static void scic_sds_phy_starting_await_sig_fis_uf_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); if (scic_sds_port_link_detected(sci_phy->owning_port, sci_phy)) { @@ -1118,16 +1117,16 @@ static void scic_sds_phy_starting_await_sig_fis_uf_substate_enter(void *object) sci_phy->is_in_link_training = false; } -static void scic_sds_phy_starting_await_sig_fis_uf_substate_exit(void *object) +static void scic_sds_phy_starting_await_sig_fis_uf_substate_exit(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); isci_timer_stop(sci_phy->sata_timeout_timer); } -static void scic_sds_phy_starting_final_substate_enter(void *object) +static void scic_sds_phy_starting_final_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); /* State machine has run to completion so exit out and change * the base state machine to the ready state @@ -1217,9 +1216,9 @@ static void scu_link_layer_tx_hard_reset( &sci_phy->link_layer_registers->phy_configuration); } -static void scic_sds_phy_stopped_state_enter(void *object) +static void scic_sds_phy_stopped_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); struct scic_sds_port *sci_port = sci_phy->owning_port; struct scic_sds_controller *scic = sci_port->owning_controller; struct isci_host *ihost = scic_to_ihost(scic); @@ -1242,9 +1241,9 @@ static void scic_sds_phy_stopped_state_enter(void *object) sci_phy); } -static void scic_sds_phy_starting_state_enter(void *object) +static void scic_sds_phy_starting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); scu_link_layer_stop_protocol_engine(sci_phy); scu_link_layer_start_oob(sci_phy); @@ -1262,9 +1261,9 @@ static void scic_sds_phy_starting_state_enter(void *object) SCIC_SDS_PHY_STARTING_SUBSTATE_INITIAL); } -static void scic_sds_phy_ready_state_enter(void *object) +static void scic_sds_phy_ready_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); scic_sds_controller_link_up(scic_sds_phy_get_controller(sci_phy), phy_get_non_dummy_port(sci_phy), @@ -1272,16 +1271,16 @@ static void scic_sds_phy_ready_state_enter(void *object) } -static void scic_sds_phy_ready_state_exit(void *object) +static void scic_sds_phy_ready_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); scic_sds_phy_suspend(sci_phy); } -static void scic_sds_phy_resetting_state_enter(void *object) +static void scic_sds_phy_resetting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_phy *sci_phy = object; + struct scic_sds_phy *sci_phy = container_of(sm, typeof(*sci_phy), state_machine); /* The phy is being reset, therefore deactivate it from the port. In * the resetting state we don't notify the user regarding link up and @@ -1351,7 +1350,6 @@ void scic_sds_phy_construct(struct scic_sds_phy *sci_phy, struct scic_sds_port *owning_port, u8 phy_index) { sci_base_state_machine_construct(&sci_phy->state_machine, - sci_phy, scic_sds_phy_state_table, SCI_BASE_PHY_STATE_INITIAL); diff --git a/drivers/scsi/isci/port.c b/drivers/scsi/isci/port.c index f43c1f6c9669..3050415e228d 100644 --- a/drivers/scsi/isci/port.c +++ b/drivers/scsi/isci/port.c @@ -1133,9 +1133,9 @@ scic_sds_port_resume_port_task_scheduler(struct scic_sds_port *port) writel(pts_control_value, &port->port_task_scheduler_registers->control); } -static void scic_sds_port_ready_substate_waiting_enter(void *object) +static void scic_sds_port_ready_substate_waiting_enter(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); scic_sds_port_suspend_port_task_scheduler(sci_port); @@ -1148,10 +1148,10 @@ static void scic_sds_port_ready_substate_waiting_enter(void *object) } } -static void scic_sds_port_ready_substate_operational_enter(void *object) +static void scic_sds_port_ready_substate_operational_enter(struct sci_base_state_machine *sm) { u32 index; - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); struct scic_sds_controller *scic = sci_port->owning_controller; struct isci_host *ihost = scic_to_ihost(scic); struct isci_port *iport = sci_port_to_iport(sci_port); @@ -1210,9 +1210,9 @@ static void scic_sds_port_invalidate_dummy_remote_node(struct scic_sds_port *sci * exiting the SCIC_SDS_PORT_READY_SUBSTATE_OPERATIONAL. This function reports * the port not ready and suspends the port task scheduler. none */ -static void scic_sds_port_ready_substate_operational_exit(void *object) +static void scic_sds_port_ready_substate_operational_exit(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); struct scic_sds_controller *scic = sci_port->owning_controller; struct isci_host *ihost = scic_to_ihost(scic); struct isci_port *iport = sci_port_to_iport(sci_port); @@ -1230,9 +1230,9 @@ static void scic_sds_port_ready_substate_operational_exit(void *object) scic_sds_port_invalidate_dummy_remote_node(sci_port); } -static void scic_sds_port_ready_substate_configuring_enter(void *object) +static void scic_sds_port_ready_substate_configuring_enter(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); struct scic_sds_controller *scic = sci_port->owning_controller; struct isci_host *ihost = scic_to_ihost(scic); struct isci_port *iport = sci_port_to_iport(sci_port); @@ -1247,9 +1247,9 @@ static void scic_sds_port_ready_substate_configuring_enter(void *object) SCIC_SDS_PORT_READY_SUBSTATE_OPERATIONAL); } -static void scic_sds_port_ready_substate_configuring_exit(void *object) +static void scic_sds_port_ready_substate_configuring_exit(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); scic_sds_port_suspend_port_task_scheduler(sci_port); if (sci_port->ready_exit) @@ -1710,9 +1710,9 @@ static void scic_sds_port_post_dummy_remote_node(struct scic_sds_port *sci_port) scic_sds_controller_post_request(scic, command); } -static void scic_sds_port_stopped_state_enter(void *object) +static void scic_sds_port_stopped_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); if (sci_port->state_machine.previous_state_id == SCI_BASE_PORT_STATE_STOPPING) { /* @@ -1723,17 +1723,17 @@ static void scic_sds_port_stopped_state_enter(void *object) } } -static void scic_sds_port_stopped_state_exit(void *object) +static void scic_sds_port_stopped_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); /* Enable and suspend the port task scheduler */ scic_sds_port_enable_port_task_scheduler(sci_port); } -static void scic_sds_port_ready_state_enter(void *object) +static void scic_sds_port_ready_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); struct scic_sds_controller *scic = sci_port->owning_controller; struct isci_host *ihost = scic_to_ihost(scic); struct isci_port *iport = sci_port_to_iport(sci_port); @@ -1753,25 +1753,25 @@ static void scic_sds_port_ready_state_enter(void *object) SCIC_SDS_PORT_READY_SUBSTATE_WAITING); } -static void scic_sds_port_resetting_state_exit(void *object) +static void scic_sds_port_resetting_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); isci_timer_stop(sci_port->timer_handle); } -static void scic_sds_port_stopping_state_exit(void *object) +static void scic_sds_port_stopping_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); isci_timer_stop(sci_port->timer_handle); scic_sds_port_destroy_dummy_resources(sci_port); } -static void scic_sds_port_failed_state_enter(void *object) +static void scic_sds_port_failed_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_port *sci_port = object; + struct scic_sds_port *sci_port = container_of(sm, typeof(*sci_port), state_machine); struct isci_port *iport = sci_port_to_iport(sci_port); isci_port_hard_reset_complete(iport, SCI_FAILURE_TIMEOUT); @@ -1813,7 +1813,6 @@ void scic_sds_port_construct(struct scic_sds_port *sci_port, u8 index, struct scic_sds_controller *scic) { sci_base_state_machine_construct(&sci_port->state_machine, - sci_port, scic_sds_port_state_table, SCI_BASE_PORT_STATE_STOPPED); diff --git a/drivers/scsi/isci/remote_device.c b/drivers/scsi/isci/remote_device.c index b900e2c1b63e..68b63b04be19 100644 --- a/drivers/scsi/isci/remote_device.c +++ b/drivers/scsi/isci/remote_device.c @@ -807,9 +807,9 @@ static void scic_sds_stp_remote_device_ready_idle_substate_resume_complete_handl isci_remote_device_ready(scic_to_ihost(scic), idev); } -static void scic_sds_remote_device_initial_state_enter(void *object) +static void scic_sds_remote_device_initial_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); /* Initial state is a transitional state to the stopped state */ sci_base_state_machine_change_state(&sci_dev->state_machine, @@ -904,9 +904,9 @@ static void isci_remote_device_stop_complete(struct isci_host *ihost, isci_remote_device_deconstruct(ihost, idev); } -static void scic_sds_remote_device_stopped_state_enter(void *object) +static void scic_sds_remote_device_stopped_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); 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; @@ -921,9 +921,9 @@ static void scic_sds_remote_device_stopped_state_enter(void *object) scic_sds_controller_remote_device_stopped(scic, sci_dev); } -static void scic_sds_remote_device_starting_state_enter(void *object) +static void scic_sds_remote_device_starting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); 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); @@ -932,9 +932,9 @@ static void scic_sds_remote_device_starting_state_enter(void *object) SCIC_REMOTE_DEVICE_NOT_READY_START_REQUESTED); } -static void scic_sds_remote_device_ready_state_enter(void *object) +static void scic_sds_remote_device_ready_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); 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; @@ -951,9 +951,9 @@ static void scic_sds_remote_device_ready_state_enter(void *object) isci_remote_device_ready(scic_to_ihost(scic), idev); } -static void scic_sds_remote_device_ready_state_exit(void *object) +static void scic_sds_remote_device_ready_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); struct domain_device *dev = sci_dev_to_domain(sci_dev); if (dev->dev_type == SAS_END_DEV) { @@ -965,24 +965,24 @@ static void scic_sds_remote_device_ready_state_exit(void *object) } } -static void scic_sds_remote_device_resetting_state_enter(void *object) +static void scic_sds_remote_device_resetting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); scic_sds_remote_node_context_suspend( &sci_dev->rnc, SCI_SOFTWARE_SUSPENSION, NULL, NULL); } -static void scic_sds_remote_device_resetting_state_exit(void *object) +static void scic_sds_remote_device_resetting_state_exit(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); scic_sds_remote_node_context_resume(&sci_dev->rnc, NULL, NULL); } -static void scic_sds_stp_remote_device_ready_idle_substate_enter(void *object) +static void scic_sds_stp_remote_device_ready_idle_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); sci_dev->working_request = NULL; if (scic_sds_remote_node_context_is_ready(&sci_dev->rnc)) { @@ -997,9 +997,9 @@ static void scic_sds_stp_remote_device_ready_idle_substate_enter(void *object) } } -static void scic_sds_stp_remote_device_ready_cmd_substate_enter(void *object) +static void scic_sds_stp_remote_device_ready_cmd_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); struct scic_sds_controller *scic = scic_sds_remote_device_get_controller(sci_dev); BUG_ON(sci_dev->working_request == NULL); @@ -1008,9 +1008,9 @@ static void scic_sds_stp_remote_device_ready_cmd_substate_enter(void *object) SCIC_REMOTE_DEVICE_NOT_READY_SATA_REQUEST_STARTED); } -static void scic_sds_stp_remote_device_ready_ncq_error_substate_enter(void *object) +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 = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); struct scic_sds_controller *scic = scic_sds_remote_device_get_controller(sci_dev); struct isci_remote_device *idev = sci_dev_to_idev(sci_dev); @@ -1019,17 +1019,17 @@ static void scic_sds_stp_remote_device_ready_ncq_error_substate_enter(void *obje sci_dev->not_ready_reason); } -static void scic_sds_smp_remote_device_ready_idle_substate_enter(void *object) +static void scic_sds_smp_remote_device_ready_idle_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); 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)); } -static void scic_sds_smp_remote_device_ready_cmd_substate_enter(void *object) +static void scic_sds_smp_remote_device_ready_cmd_substate_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); struct scic_sds_controller *scic = scic_sds_remote_device_get_controller(sci_dev); BUG_ON(sci_dev->working_request == NULL); @@ -1038,9 +1038,9 @@ static void scic_sds_smp_remote_device_ready_cmd_substate_enter(void *object) SCIC_REMOTE_DEVICE_NOT_READY_SMP_REQUEST_STARTED); } -static void scic_sds_smp_remote_device_ready_cmd_substate_exit(void *object) +static void scic_sds_smp_remote_device_ready_cmd_substate_exit(struct sci_base_state_machine *sm) { - struct scic_sds_remote_device *sci_dev = object; + struct scic_sds_remote_device *sci_dev = container_of(sm, typeof(*sci_dev), state_machine); sci_dev->working_request = NULL; } @@ -1102,16 +1102,11 @@ 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_dev, - scic_sds_remote_device_state_table, - SCI_BASE_REMOTE_DEVICE_STATE_INITIAL - ); + sci_base_state_machine_construct(&sci_dev->state_machine, + scic_sds_remote_device_state_table, + SCI_BASE_REMOTE_DEVICE_STATE_INITIAL); - sci_base_state_machine_start( - &sci_dev->state_machine - ); + sci_base_state_machine_start(&sci_dev->state_machine); scic_sds_remote_node_context_construct(&sci_dev->rnc, SCIC_SDS_REMOTE_NODE_CONTEXT_INVALID_INDEX); diff --git a/drivers/scsi/isci/remote_node_context.c b/drivers/scsi/isci/remote_node_context.c index 82507bd228d4..e7fa5bac7d53 100644 --- a/drivers/scsi/isci/remote_node_context.c +++ b/drivers/scsi/isci/remote_node_context.c @@ -266,10 +266,9 @@ static void scic_sds_remote_node_context_invalidate_context_buffer( SCU_CONTEXT_COMMAND_POST_RNC_INVALIDATE); } -static void scic_sds_remote_node_context_initial_state_enter(void *object) +static void scic_sds_remote_node_context_initial_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_node_context *rnc = object; - struct sci_base_state_machine *sm = &rnc->state_machine; + struct scic_sds_remote_node_context *rnc = container_of(sm, typeof(*rnc), state_machine); /* Check to see if we have gotten back to the initial state because * someone requested to destroy the remote node context object. @@ -280,23 +279,23 @@ static void scic_sds_remote_node_context_initial_state_enter(void *object) } } -static void scic_sds_remote_node_context_posting_state_enter(void *object) +static void scic_sds_remote_node_context_posting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_node_context *sci_rnc = object; + struct scic_sds_remote_node_context *sci_rnc = container_of(sm, typeof(*sci_rnc), state_machine); scic_sds_remote_node_context_validate_context_buffer(sci_rnc); } -static void scic_sds_remote_node_context_invalidating_state_enter(void *object) +static void scic_sds_remote_node_context_invalidating_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_node_context *rnc = object; + struct scic_sds_remote_node_context *rnc = container_of(sm, typeof(*rnc), state_machine); scic_sds_remote_node_context_invalidate_context_buffer(rnc); } -static void scic_sds_remote_node_context_resuming_state_enter(void *object) +static void scic_sds_remote_node_context_resuming_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_node_context *rnc = object; + struct scic_sds_remote_node_context *rnc = container_of(sm, typeof(*rnc), state_machine); struct scic_sds_remote_device *sci_dev; struct domain_device *dev; @@ -317,9 +316,9 @@ static void scic_sds_remote_node_context_resuming_state_enter(void *object) scic_sds_remote_device_post_request(sci_dev, SCU_CONTEXT_COMMAND_POST_RNC_RESUME); } -static void scic_sds_remote_node_context_ready_state_enter(void *object) +static void scic_sds_remote_node_context_ready_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_node_context *rnc = object; + struct scic_sds_remote_node_context *rnc = container_of(sm, typeof(*rnc), state_machine); rnc->destination_state = SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_UNSPECIFIED; @@ -327,17 +326,16 @@ static void scic_sds_remote_node_context_ready_state_enter(void *object) scic_sds_remote_node_context_notify_user(rnc); } -static void scic_sds_remote_node_context_tx_suspended_state_enter(void *object) +static void scic_sds_remote_node_context_tx_suspended_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_node_context *rnc = object; + struct scic_sds_remote_node_context *rnc = container_of(sm, typeof(*rnc), state_machine); scic_sds_remote_node_context_continue_state_transitions(rnc); } -static void scic_sds_remote_node_context_tx_rx_suspended_state_enter( - void *object) +static void scic_sds_remote_node_context_tx_rx_suspended_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_remote_node_context *rnc = object; + struct scic_sds_remote_node_context *rnc = container_of(sm, typeof(*rnc), state_machine); scic_sds_remote_node_context_continue_state_transitions(rnc); } @@ -375,12 +373,9 @@ void scic_sds_remote_node_context_construct(struct scic_sds_remote_node_context rnc->remote_node_index = remote_node_index; rnc->destination_state = SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_UNSPECIFIED; - sci_base_state_machine_construct( - &rnc->state_machine, - rnc, - scic_sds_remote_node_context_state_table, - SCIC_SDS_REMOTE_NODE_CONTEXT_INITIAL_STATE - ); + sci_base_state_machine_construct(&rnc->state_machine, + scic_sds_remote_node_context_state_table, + SCIC_SDS_REMOTE_NODE_CONTEXT_INITIAL_STATE); sci_base_state_machine_start(&rnc->state_machine); } diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c index c63064ede38d..063ef04080d5 100644 --- a/drivers/scsi/isci/request.c +++ b/drivers/scsi/isci/request.c @@ -2900,10 +2900,9 @@ static void isci_request_io_request_complete(struct isci_host *isci_host, isci_host_can_dequeue(isci_host, 1); } -static void scic_sds_request_started_state_enter(void *object) +static void scic_sds_request_started_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_request *sci_req = object; - struct sci_base_state_machine *sm = &sci_req->state_machine; + struct scic_sds_request *sci_req = container_of(sm, typeof(*sci_req), state_machine); struct isci_request *ireq = sci_req_to_ireq(sci_req); struct domain_device *dev = sci_dev_to_domain(sci_req->target_device); struct sas_task *task; @@ -2942,9 +2941,9 @@ static void scic_sds_request_started_state_enter(void *object) } } -static void scic_sds_request_completed_state_enter(void *object) +static void scic_sds_request_completed_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_request *sci_req = object; + struct scic_sds_request *sci_req = container_of(sm, typeof(*sci_req), state_machine); struct scic_sds_controller *scic = sci_req->owning_controller; struct isci_host *ihost = scic_to_ihost(scic); struct isci_request *ireq = sci_req_to_ireq(sci_req); @@ -2957,42 +2956,41 @@ static void scic_sds_request_completed_state_enter(void *object) isci_task_request_complete(ihost, ireq, sci_req->sci_status); } -static void scic_sds_request_aborting_state_enter(void *object) +static void scic_sds_request_aborting_state_enter(struct sci_base_state_machine *sm) { - struct scic_sds_request *sci_req = object; + struct scic_sds_request *sci_req = container_of(sm, typeof(*sci_req), state_machine); /* Setting the abort bit in the Task Context is required by the silicon. */ sci_req->task_context_buffer->abort = 1; } -static void scic_sds_stp_request_started_non_data_await_h2d_completion_enter( - void *object) +static void scic_sds_stp_request_started_non_data_await_h2d_completion_enter(struct sci_base_state_machine *sm) { - struct scic_sds_request *sci_req = object; + struct scic_sds_request *sci_req = container_of(sm, typeof(*sci_req), state_machine); scic_sds_remote_device_set_working_request(sci_req->target_device, sci_req); } -static void scic_sds_stp_request_started_pio_await_h2d_completion_enter(void *object) +static void scic_sds_stp_request_started_pio_await_h2d_completion_enter(struct sci_base_state_machine *sm) { - struct scic_sds_request *sci_req = object; + struct scic_sds_request *sci_req = container_of(sm, typeof(*sci_req), state_machine); scic_sds_remote_device_set_working_request(sci_req->target_device, sci_req); } -static void scic_sds_stp_request_started_soft_reset_await_h2d_asserted_completion_enter(void *object) +static void scic_sds_stp_request_started_soft_reset_await_h2d_asserted_completion_enter(struct sci_base_state_machine *sm) { - struct scic_sds_request *sci_req = object; + struct scic_sds_request *sci_req = container_of(sm, typeof(*sci_req), state_machine); scic_sds_remote_device_set_working_request(sci_req->target_device, sci_req); } -static void scic_sds_stp_request_started_soft_reset_await_h2d_diagnostic_completion_enter(void *object) +static void scic_sds_stp_request_started_soft_reset_await_h2d_diagnostic_completion_enter(struct sci_base_state_machine *sm) { - struct scic_sds_request *sci_req = object; + struct scic_sds_request *sci_req = container_of(sm, typeof(*sci_req), state_machine); struct scu_task_context *task_context; struct host_to_dev_fis *h2d_fis; enum sci_status status; @@ -3052,8 +3050,9 @@ static void scic_sds_general_request_construct(struct scic_sds_controller *scic, struct scic_sds_remote_device *sci_dev, u16 io_tag, struct scic_sds_request *sci_req) { - sci_base_state_machine_construct(&sci_req->state_machine, sci_req, - scic_sds_request_state_table, SCI_BASE_REQUEST_STATE_INITIAL); + sci_base_state_machine_construct(&sci_req->state_machine, + scic_sds_request_state_table, + SCI_BASE_REQUEST_STATE_INITIAL); sci_base_state_machine_start(&sci_req->state_machine); sci_req->io_tag = io_tag; diff --git a/drivers/scsi/isci/state_machine.c b/drivers/scsi/isci/state_machine.c index 6057782af8c2..1bcd925e502f 100644 --- a/drivers/scsi/isci/state_machine.c +++ b/drivers/scsi/isci/state_machine.c @@ -68,7 +68,7 @@ static void sci_state_machine_exit_state(struct sci_base_state_machine *sm) sci_state_transition_t exit = sm->state_table[state].exit_state; if (exit) - exit(sm->state_machine_owner); + exit(sm); } static void sci_state_machine_enter_state(struct sci_base_state_machine *sm) @@ -77,22 +77,15 @@ static void sci_state_machine_enter_state(struct sci_base_state_machine *sm) sci_state_transition_t enter = sm->state_table[state].enter_state; if (enter) - enter(sm->state_machine_owner); + enter(sm); } -/* - * ****************************************************************************** - * * P R O T E C T E D M E T H O D S - * ****************************************************************************** */ - /** * This method will set the initial state and state table for the state * machine. The caller should follow this request with the initialize * request to cause the state machine to start. * @sm: This parameter provides the state machine object to be * constructed. - * @state_machine_owner: This parameter indicates the object that is owns the - * state machine being constructed. * @state_table: This parameter specifies the table of state objects that is * managed by this state machine. * @initial_state: This parameter specifies the value of the initial state for @@ -100,11 +93,9 @@ static void sci_state_machine_enter_state(struct sci_base_state_machine *sm) * */ void sci_base_state_machine_construct(struct sci_base_state_machine *sm, - void *owner, const struct sci_base_state *state_table, u32 initial_state) { - sm->state_machine_owner = owner; sm->initial_state_id = initial_state; sm->previous_state_id = initial_state; sm->current_state_id = initial_state; diff --git a/drivers/scsi/isci/state_machine.h b/drivers/scsi/isci/state_machine.h index 60ef1cf5abf4..067ed9126bf2 100644 --- a/drivers/scsi/isci/state_machine.h +++ b/drivers/scsi/isci/state_machine.h @@ -58,9 +58,9 @@ #include <linux/types.h> +struct sci_base_state_machine; typedef void (*sci_base_state_handler_t)(void); - -typedef void (*sci_state_transition_t)(void *base_object); +typedef void (*sci_state_transition_t)(struct sci_base_state_machine *sm); /** * struct sci_base_state - The base state object abstracts the fields common to @@ -80,7 +80,6 @@ struct sci_base_state { * invoked when the state is exited. */ sci_state_transition_t exit_state; - }; /** @@ -96,13 +95,6 @@ struct sci_base_state_machine { const struct sci_base_state *state_table; /** - * This field points to the object to which this state machine is - * associated. It serves as a cookie to be provided to the state - * enter/exit methods. - */ - void *state_machine_owner; - - /** * This field simply indicates the state value for the state machine's * initial state. */ @@ -120,28 +112,13 @@ struct sci_base_state_machine { }; -/* - * ****************************************************************************** - * * P R O T E C T E D M E T H O D S - * ****************************************************************************** */ - -void sci_base_state_machine_construct( - struct sci_base_state_machine *this_state_machine, - void *state_machine_owner, - const struct sci_base_state *state_table, - u32 initial_state); - -void sci_base_state_machine_start( - struct sci_base_state_machine *this_state_machine); - -void sci_base_state_machine_stop( - struct sci_base_state_machine *this_state_machine); - -void sci_base_state_machine_change_state( - struct sci_base_state_machine *this_state_machine, - u32 next_state); - -u32 sci_base_state_machine_get_state( - struct sci_base_state_machine *this_state_machine); +void sci_base_state_machine_construct(struct sci_base_state_machine *sm, + const struct sci_base_state *state_table, + u32 initial_state); +void sci_base_state_machine_start(struct sci_base_state_machine *sm); +void sci_base_state_machine_stop(struct sci_base_state_machine *sm); +void sci_base_state_machine_change_state(struct sci_base_state_machine *sm, + u32 next_state); +u32 sci_base_state_machine_get_state(struct sci_base_state_machine *sm); #endif /* _SCI_BASE_STATE_MACHINE_H_ */ |
