From d9dcb4ba791de2a06b19ac47cd61601cf3d4e208 Mon Sep 17 00:00:00 2001 From: Dan Williams Date: Thu, 30 Jun 2011 17:38:32 -0700 Subject: isci: unify isci_host and scic_sds_controller Remove the distinction between these two implementations and unify on isci_host (local instances named ihost). Hmmm, we had two 'oem_parameters' instances, one was unused... nice. Reported-by: Christoph Hellwig Signed-off-by: Dan Williams --- drivers/scsi/isci/port.c | 89 ++++++++++++++++++++++-------------------------- 1 file changed, 40 insertions(+), 49 deletions(-) (limited to 'drivers/scsi/isci/port.c') diff --git a/drivers/scsi/isci/port.c b/drivers/scsi/isci/port.c index df37b1b..c434d5a 100644 --- a/drivers/scsi/isci/port.c +++ b/drivers/scsi/isci/port.c @@ -365,11 +365,11 @@ static void isci_port_not_ready(struct isci_host *isci_host, struct isci_port *i "%s: isci_port = %p\n", __func__, isci_port); } -static void isci_port_stop_complete(struct scic_sds_controller *scic, +static void isci_port_stop_complete(struct isci_host *ihost, struct isci_port *iport, enum sci_status completion_status) { - dev_dbg(&scic_to_ihost(scic)->pdev->dev, "Port stop complete\n"); + dev_dbg(&ihost->pdev->dev, "Port stop complete\n"); } /** @@ -541,8 +541,7 @@ static enum sci_status scic_sds_port_clear_phy(struct isci_port *iport, /* Make sure that this phy is part of this port */ if (iport->phy_table[iphy->phy_index] == iphy && phy_get_non_dummy_port(iphy) == iport) { - struct scic_sds_controller *scic = iport->owning_controller; - struct isci_host *ihost = scic_to_ihost(scic); + struct isci_host *ihost = iport->owning_controller; /* Yep it is assigned to this port so remove it */ scic_sds_phy_set_port(iphy, &ihost->ports[SCI_MAX_PORTS]); @@ -654,10 +653,10 @@ static void scic_sds_port_construct_dummy_rnc(struct isci_port *iport, u16 rni) */ static void scic_sds_port_construct_dummy_task(struct isci_port *iport, u16 tag) { - struct scic_sds_controller *scic = iport->owning_controller; + struct isci_host *ihost = iport->owning_controller; struct scu_task_context *task_context; - task_context = &scic->task_context_table[ISCI_TAG_TCI(tag)]; + task_context = &ihost->task_context_table[ISCI_TAG_TCI(tag)]; memset(task_context, 0, sizeof(struct scu_task_context)); task_context->initiator_request = 1; @@ -674,13 +673,13 @@ static void scic_sds_port_construct_dummy_task(struct isci_port *iport, u16 tag) static void scic_sds_port_destroy_dummy_resources(struct isci_port *iport) { - struct scic_sds_controller *scic = iport->owning_controller; + struct isci_host *ihost = iport->owning_controller; if (iport->reserved_tag != SCI_CONTROLLER_INVALID_IO_TAG) - isci_free_tag(scic_to_ihost(scic), iport->reserved_tag); + isci_free_tag(ihost, iport->reserved_tag); if (iport->reserved_rni != SCU_DUMMY_INDEX) - scic_sds_remote_node_table_release_remote_node_index(&scic->available_remote_nodes, + scic_sds_remote_node_table_release_remote_node_index(&ihost->available_remote_nodes, 1, iport->reserved_rni); iport->reserved_rni = SCU_DUMMY_INDEX; @@ -749,15 +748,14 @@ static void scic_sds_port_activate_phy(struct isci_port *iport, struct isci_phy *iphy, bool do_notify_user) { - struct scic_sds_controller *scic = iport->owning_controller; - struct isci_host *ihost = scic_to_ihost(scic); + struct isci_host *ihost = iport->owning_controller; if (iphy->protocol != SCIC_SDS_PHY_PROTOCOL_SATA) scic_sds_phy_resume(iphy); iport->active_phy_mask |= 1 << iphy->phy_index; - scic_sds_controller_clear_invalid_phy(scic, iphy); + scic_sds_controller_clear_invalid_phy(ihost, iphy); if (do_notify_user == true) isci_port_link_up(ihost, iport, iphy); @@ -767,8 +765,7 @@ void scic_sds_port_deactivate_phy(struct isci_port *iport, struct isci_phy *iphy, bool do_notify_user) { - struct scic_sds_controller *scic = scic_sds_port_get_controller(iport); - struct isci_host *ihost = scic_to_ihost(scic); + struct isci_host *ihost = scic_sds_port_get_controller(iport); iport->active_phy_mask &= ~(1 << iphy->phy_index); @@ -793,16 +790,16 @@ void scic_sds_port_deactivate_phy(struct isci_port *iport, static void scic_sds_port_invalid_link_up(struct isci_port *iport, struct isci_phy *iphy) { - struct scic_sds_controller *scic = iport->owning_controller; + struct isci_host *ihost = iport->owning_controller; /* * Check to see if we have alreay reported this link as bad and if * not go ahead and tell the SCI_USER that we have discovered an * invalid link. */ - if ((scic->invalid_phy_mask & (1 << iphy->phy_index)) == 0) { - scic_sds_controller_set_invalid_phy(scic, iphy); - dev_warn(&scic_to_ihost(scic)->pdev->dev, "Invalid link up!\n"); + if ((ihost->invalid_phy_mask & (1 << iphy->phy_index)) == 0) { + scic_sds_controller_set_invalid_phy(ihost, iphy); + dev_warn(&ihost->pdev->dev, "Invalid link up!\n"); } } @@ -931,7 +928,7 @@ static void port_timeout(unsigned long data) { struct sci_timer *tmr = (struct sci_timer *)data; struct isci_port *iport = container_of(tmr, typeof(*iport), timer); - struct isci_host *ihost = scic_to_ihost(iport->owning_controller); + struct isci_host *ihost = iport->owning_controller; unsigned long flags; u32 current_state; @@ -1041,19 +1038,19 @@ static void scic_sds_port_suspend_port_task_scheduler(struct isci_port *iport) */ static void scic_sds_port_post_dummy_request(struct isci_port *iport) { - struct scic_sds_controller *scic = iport->owning_controller; + struct isci_host *ihost = iport->owning_controller; u16 tag = iport->reserved_tag; struct scu_task_context *tc; u32 command; - tc = &scic->task_context_table[ISCI_TAG_TCI(tag)]; + tc = &ihost->task_context_table[ISCI_TAG_TCI(tag)]; tc->abort = 0; command = SCU_CONTEXT_COMMAND_REQUEST_TYPE_POST_TC | iport->physical_port_index << SCU_CONTEXT_COMMAND_LOGICAL_PORT_SHIFT | ISCI_TAG_TCI(tag); - scic_sds_controller_post_request(scic, command); + scic_sds_controller_post_request(ihost, command); } /** @@ -1065,19 +1062,19 @@ static void scic_sds_port_post_dummy_request(struct isci_port *iport) */ static void scic_sds_port_abort_dummy_request(struct isci_port *iport) { - struct scic_sds_controller *scic = iport->owning_controller; + struct isci_host *ihost = iport->owning_controller; u16 tag = iport->reserved_tag; struct scu_task_context *tc; u32 command; - tc = &scic->task_context_table[ISCI_TAG_TCI(tag)]; + tc = &ihost->task_context_table[ISCI_TAG_TCI(tag)]; tc->abort = 1; command = SCU_CONTEXT_COMMAND_REQUEST_POST_TC_ABORT | iport->physical_port_index << SCU_CONTEXT_COMMAND_LOGICAL_PORT_SHIFT | ISCI_TAG_TCI(tag); - scic_sds_controller_post_request(scic, command); + scic_sds_controller_post_request(ihost, command); } /** @@ -1115,8 +1112,7 @@ static void scic_sds_port_ready_substate_operational_enter(struct sci_base_state { u32 index; struct isci_port *iport = container_of(sm, typeof(*iport), sm); - struct scic_sds_controller *scic = iport->owning_controller; - struct isci_host *ihost = scic_to_ihost(scic); + struct isci_host *ihost = iport->owning_controller; isci_port_ready(ihost, iport); @@ -1141,13 +1137,13 @@ static void scic_sds_port_ready_substate_operational_enter(struct sci_base_state static void scic_sds_port_invalidate_dummy_remote_node(struct isci_port *iport) { - struct scic_sds_controller *scic = iport->owning_controller; + struct isci_host *ihost = iport->owning_controller; u8 phys_index = iport->physical_port_index; union scu_remote_node_context *rnc; u16 rni = iport->reserved_rni; u32 command; - rnc = &scic->remote_node_context_table[rni]; + rnc = &ihost->remote_node_context_table[rni]; rnc->ssp.is_valid = false; @@ -1155,13 +1151,13 @@ static void scic_sds_port_invalidate_dummy_remote_node(struct isci_port *iport) * controller and give it ample time to act before posting the rnc * invalidate */ - readl(&scic->smu_registers->interrupt_status); /* flush */ + readl(&ihost->smu_registers->interrupt_status); /* flush */ udelay(10); command = SCU_CONTEXT_COMMAND_POST_RNC_INVALIDATE | phys_index << SCU_CONTEXT_COMMAND_LOGICAL_PORT_SHIFT | rni; - scic_sds_controller_post_request(scic, command); + scic_sds_controller_post_request(ihost, command); } /** @@ -1175,8 +1171,7 @@ static void scic_sds_port_invalidate_dummy_remote_node(struct isci_port *iport) static void scic_sds_port_ready_substate_operational_exit(struct sci_base_state_machine *sm) { struct isci_port *iport = container_of(sm, typeof(*iport), sm); - struct scic_sds_controller *scic = iport->owning_controller; - struct isci_host *ihost = scic_to_ihost(scic); + struct isci_host *ihost = iport->owning_controller; /* * Kill the dummy task for this port if it has not yet posted @@ -1194,8 +1189,7 @@ static void scic_sds_port_ready_substate_operational_exit(struct sci_base_state_ static void scic_sds_port_ready_substate_configuring_enter(struct sci_base_state_machine *sm) { struct isci_port *iport = container_of(sm, typeof(*iport), sm); - struct scic_sds_controller *scic = iport->owning_controller; - struct isci_host *ihost = scic_to_ihost(scic); + struct isci_host *ihost = iport->owning_controller; if (iport->active_phy_mask == 0) { isci_port_not_ready(ihost, iport); @@ -1218,7 +1212,7 @@ static void scic_sds_port_ready_substate_configuring_exit(struct sci_base_state_ enum sci_status scic_sds_port_start(struct isci_port *iport) { - struct scic_sds_controller *scic = iport->owning_controller; + struct isci_host *ihost = iport->owning_controller; enum sci_status status = SCI_SUCCESS; enum scic_sds_port_states state; u32 phy_mask; @@ -1241,7 +1235,7 @@ enum sci_status scic_sds_port_start(struct isci_port *iport) if (iport->reserved_rni == SCU_DUMMY_INDEX) { u16 rni = scic_sds_remote_node_table_allocate_remote_node( - &scic->available_remote_nodes, 1); + &ihost->available_remote_nodes, 1); if (rni != SCU_DUMMY_INDEX) scic_sds_port_construct_dummy_rnc(iport, rni); @@ -1251,7 +1245,6 @@ enum sci_status scic_sds_port_start(struct isci_port *iport) } if (iport->reserved_tag == SCI_CONTROLLER_INVALID_IO_TAG) { - struct isci_host *ihost = scic_to_ihost(scic); u16 tag; tag = isci_alloc_tag(ihost); @@ -1634,30 +1627,30 @@ scic_sds_port_disable_port_task_scheduler(struct isci_port *iport) static void scic_sds_port_post_dummy_remote_node(struct isci_port *iport) { - struct scic_sds_controller *scic = iport->owning_controller; + struct isci_host *ihost = iport->owning_controller; u8 phys_index = iport->physical_port_index; union scu_remote_node_context *rnc; u16 rni = iport->reserved_rni; u32 command; - rnc = &scic->remote_node_context_table[rni]; + rnc = &ihost->remote_node_context_table[rni]; rnc->ssp.is_valid = true; command = SCU_CONTEXT_COMMAND_POST_RNC_32 | phys_index << SCU_CONTEXT_COMMAND_LOGICAL_PORT_SHIFT | rni; - scic_sds_controller_post_request(scic, command); + scic_sds_controller_post_request(ihost, command); /* ensure hardware has seen the post rnc command and give it * ample time to act before sending the suspend */ - readl(&scic->smu_registers->interrupt_status); /* flush */ + readl(&ihost->smu_registers->interrupt_status); /* flush */ udelay(10); command = SCU_CONTEXT_COMMAND_POST_RNC_SUSPEND_TX_RX | phys_index << SCU_CONTEXT_COMMAND_LOGICAL_PORT_SHIFT | rni; - scic_sds_controller_post_request(scic, command); + scic_sds_controller_post_request(ihost, command); } static void scic_sds_port_stopped_state_enter(struct sci_base_state_machine *sm) @@ -1684,8 +1677,7 @@ static void scic_sds_port_stopped_state_exit(struct sci_base_state_machine *sm) static void scic_sds_port_ready_state_enter(struct sci_base_state_machine *sm) { struct isci_port *iport = container_of(sm, typeof(*iport), sm); - struct scic_sds_controller *scic = iport->owning_controller; - struct isci_host *ihost = scic_to_ihost(scic); + struct isci_host *ihost = iport->owning_controller; u32 prev_state; prev_state = iport->sm.previous_state_id; @@ -1758,7 +1750,7 @@ static const struct sci_base_state scic_sds_port_state_table[] = { }; void scic_sds_port_construct(struct isci_port *iport, u8 index, - struct scic_sds_controller *scic) + struct isci_host *ihost) { sci_init_sm(&iport->sm, scic_sds_port_state_table, SCI_PORT_STOPPED); @@ -1767,7 +1759,7 @@ void scic_sds_port_construct(struct isci_port *iport, u8 index, iport->active_phy_mask = 0; iport->ready_exit = false; - iport->owning_controller = scic; + iport->owning_controller = ihost; iport->started_request_count = 0; iport->assigned_device_count = 0; @@ -1810,8 +1802,7 @@ void scic_sds_port_broadcast_change_received( struct isci_port *iport, struct isci_phy *iphy) { - struct scic_sds_controller *scic = iport->owning_controller; - struct isci_host *ihost = scic_to_ihost(scic); + struct isci_host *ihost = iport->owning_controller; /* notify the user. */ isci_port_bc_change_received(ihost, iport, iphy); -- cgit v1.1