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isci: convert scic_timeout_timer to sci_timer 

Signed-off-by: Edmund Nadolski <edmund.nadolski@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Edmund Nadolski 2011-05-19 11:59:56 +00:00 committed by Dan Williams
parent 0473661a12
commit 6cb5853d3e
2 changed files with 36 additions and 28 deletions
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59
drivers/scsi/isci/host.c
View File

@ -1115,7 +1115,7 @@ static enum sci_status scic_controller_start(struct scic_sds_controller *scic,
scic_sds_controller_start_next_phy(scic); scic_sds_controller_start_next_phy(scic);
isci_timer_start(scic->timeout_timer, timeout); sci_mod_timer(&scic->timer, timeout);
sci_base_state_machine_change_state(&scic->state_machine, sci_base_state_machine_change_state(&scic->state_machine,
SCI_BASE_CONTROLLER_STATE_STARTING); SCI_BASE_CONTROLLER_STATE_STARTING);
@ -1296,7 +1296,7 @@ static enum sci_status scic_controller_stop(struct scic_sds_controller *scic,
return SCI_FAILURE_INVALID_STATE; return SCI_FAILURE_INVALID_STATE;
} }
isci_timer_start(scic->timeout_timer, timeout); sci_mod_timer(&scic->timer, timeout);
sci_base_state_machine_change_state(&scic->state_machine, sci_base_state_machine_change_state(&scic->state_machine,
SCI_BASE_CONTROLLER_STATE_STOPPING); SCI_BASE_CONTROLLER_STATE_STOPPING);
return SCI_SUCCESS; return SCI_SUCCESS;
@ -1376,6 +1376,8 @@ void isci_host_deinit(struct isci_host *ihost)
del_timer_sync(&ihost->sci.power_control.timer.timer); del_timer_sync(&ihost->sci.power_control.timer.timer);
del_timer_sync(&ihost->sci.timer.timer);
isci_timer_list_destroy(ihost); isci_timer_list_destroy(ihost);
} }
@ -1433,7 +1435,7 @@ static inline void scic_sds_controller_starting_state_exit(struct sci_base_state
{ {
struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine);
isci_timer_stop(scic->timeout_timer); sci_del_timer(&scic->timer);
} }
#define INTERRUPT_COALESCE_TIMEOUT_BASE_RANGE_LOWER_BOUND_NS 853 #define INTERRUPT_COALESCE_TIMEOUT_BASE_RANGE_LOWER_BOUND_NS 853
@ -1669,7 +1671,7 @@ static void scic_sds_controller_stopping_state_exit(struct sci_base_state_machin
{ {
struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine); struct scic_sds_controller *scic = container_of(sm, typeof(*scic), state_machine);
isci_timer_stop(scic->timeout_timer); sci_del_timer(&scic->timer);
} }
@ -1776,7 +1778,33 @@ static void scic_sds_controller_set_default_config_parameters(struct scic_sds_co
scic->user_parameters.sds1.no_outbound_task_timeout = 20; scic->user_parameters.sds1.no_outbound_task_timeout = 20;
} }
static void controller_timeout(unsigned long data)
{
struct sci_timer *tmr = (struct sci_timer *)data;
struct scic_sds_controller *scic = container_of(tmr, typeof(*scic), timer);
struct isci_host *ihost = scic_to_ihost(scic);
struct sci_base_state_machine *sm = &scic->state_machine;
unsigned long flags;
spin_lock_irqsave(&ihost->scic_lock, flags);
if (tmr->cancel)
goto done;
if (sm->current_state_id == SCI_BASE_CONTROLLER_STATE_STARTING)
scic_sds_controller_transition_to_ready(scic, SCI_FAILURE_TIMEOUT);
else if (sm->current_state_id == SCI_BASE_CONTROLLER_STATE_STOPPING) {
sci_base_state_machine_change_state(sm, SCI_BASE_CONTROLLER_STATE_FAILED);
isci_host_stop_complete(ihost, SCI_FAILURE_TIMEOUT);
} else /* / @todo Now what do we want to do in this case? */
dev_err(scic_to_dev(scic),
"%s: Controller timer fired when controller was not "
"in a state being timed.\n",
__func__);
done:
spin_unlock_irqrestore(&ihost->scic_lock, flags);
}
/** /**
* scic_controller_construct() - This method will attempt to construct a * scic_controller_construct() - This method will attempt to construct a
@ -1826,6 +1854,8 @@ static enum sci_status scic_controller_construct(struct scic_sds_controller *sci
scic->invalid_phy_mask = 0; scic->invalid_phy_mask = 0;
sci_init_timer(&scic->timer, controller_timeout);
/* Set the default maximum values */ /* Set the default maximum values */
scic->completion_event_entries = SCU_EVENT_COUNT; scic->completion_event_entries = SCU_EVENT_COUNT;
scic->completion_queue_entries = SCU_COMPLETION_QUEUE_COUNT; scic->completion_queue_entries = SCU_COMPLETION_QUEUE_COUNT;
@ -1901,24 +1931,6 @@ void scic_oem_parameters_get(
memcpy(scic_parms, (&scic->oem_parameters), sizeof(*scic_parms)); memcpy(scic_parms, (&scic->oem_parameters), sizeof(*scic_parms));
} }
static void scic_sds_controller_timeout_handler(void *_scic)
{
struct scic_sds_controller *scic = _scic;
struct isci_host *ihost = scic_to_ihost(scic);
struct sci_base_state_machine *sm = &scic->state_machine;
if (sm->current_state_id == SCI_BASE_CONTROLLER_STATE_STARTING)
scic_sds_controller_transition_to_ready(scic, SCI_FAILURE_TIMEOUT);
else if (sm->current_state_id == SCI_BASE_CONTROLLER_STATE_STOPPING) {
sci_base_state_machine_change_state(sm, SCI_BASE_CONTROLLER_STATE_FAILED);
isci_host_stop_complete(ihost, SCI_FAILURE_TIMEOUT);
} else /* / @todo Now what do we want to do in this case? */
dev_err(scic_to_dev(scic),
"%s: Controller timer fired when controller was not "
"in a state being timed.\n",
__func__);
}
static enum sci_status scic_sds_controller_initialize_phy_startup(struct scic_sds_controller *scic) static enum sci_status scic_sds_controller_initialize_phy_startup(struct scic_sds_controller *scic)
{ {
struct isci_host *ihost = scic_to_ihost(scic); struct isci_host *ihost = scic_to_ihost(scic);
@ -2246,9 +2258,6 @@ static enum sci_status scic_controller_initialize(struct scic_sds_controller *sc
sci_base_state_machine_change_state(sm, SCI_BASE_CONTROLLER_STATE_INITIALIZING); sci_base_state_machine_change_state(sm, SCI_BASE_CONTROLLER_STATE_INITIALIZING);
scic->timeout_timer = isci_timer_create(ihost, scic,
scic_sds_controller_timeout_handler);
scic_sds_controller_initialize_phy_startup(scic); scic_sds_controller_initialize_phy_startup(scic);
scic_sds_controller_initialize_power_control(scic); scic_sds_controller_initialize_power_control(scic);

5
drivers/scsi/isci/host.h
View File

@ -137,10 +137,9 @@ struct scic_sds_controller {
struct sci_base_state_machine state_machine; struct sci_base_state_machine state_machine;
/** /**
* This field is the driver timer object handler used to time the controller * Timer for controller start/stop operations.
* object start and stop requests.
*/ */
void *timeout_timer; struct sci_timer timer;
/** /**
* This field contains the user parameters to be utilized for this * This field contains the user parameters to be utilized for this