提交 bb3dbdf6 编写于 作者: E Edmund Nadolski 提交者: Dan Williams

isci: convert phy_startup_timer to sci_timer

Signed-off-by: NEdmund Nadolski <edmund.nadolski@intel.com>
Signed-off-by: NDan Williams <dan.j.williams@intel.com>
上级 6cb5853d
......@@ -917,21 +917,6 @@ static void scic_sds_controller_transition_to_ready(
}
}
static void scic_sds_controller_phy_timer_stop(struct scic_sds_controller *scic)
{
isci_timer_stop(scic->phy_startup_timer);
scic->phy_startup_timer_pending = false;
}
static void scic_sds_controller_phy_timer_start(struct scic_sds_controller *scic)
{
isci_timer_start(scic->phy_startup_timer,
SCIC_SDS_CONTROLLER_PHY_START_TIMEOUT);
scic->phy_startup_timer_pending = true;
}
static bool is_phy_starting(struct scic_sds_phy *sci_phy)
{
enum scic_sds_phy_states state;
......@@ -1008,7 +993,8 @@ static enum sci_status scic_sds_controller_start_next_phy(struct scic_sds_contro
* Inform the SCI Core user and transition to the READY state. */
if (is_controller_start_complete == true) {
scic_sds_controller_transition_to_ready(scic, SCI_SUCCESS);
scic_sds_controller_phy_timer_stop(scic);
sci_del_timer(&scic->phy_timer);
scic->phy_startup_timer_pending = false;
}
} else {
sci_phy = &ihost->phys[scic->next_phy_to_start].sci;
......@@ -1033,7 +1019,9 @@ static enum sci_status scic_sds_controller_start_next_phy(struct scic_sds_contro
status = scic_sds_phy_start(sci_phy);
if (status == SCI_SUCCESS) {
scic_sds_controller_phy_timer_start(scic);
sci_mod_timer(&scic->phy_timer,
SCIC_SDS_CONTROLLER_PHY_START_TIMEOUT);
scic->phy_startup_timer_pending = true;
} else {
dev_warn(scic_to_dev(scic),
"%s: Controller stop operation failed "
......@@ -1050,15 +1038,27 @@ static enum sci_status scic_sds_controller_start_next_phy(struct scic_sds_contro
return status;
}
static void scic_sds_controller_phy_startup_timeout_handler(void *_scic)
static void phy_startup_timeout(unsigned long data)
{
struct scic_sds_controller *scic = _scic;
struct sci_timer *tmr = (struct sci_timer *)data;
struct scic_sds_controller *scic = container_of(tmr, typeof(*scic), phy_timer);
struct isci_host *ihost = scic_to_ihost(scic);
unsigned long flags;
enum sci_status status;
spin_lock_irqsave(&ihost->scic_lock, flags);
if (tmr->cancel)
goto done;
scic->phy_startup_timer_pending = false;
status = SCI_FAILURE;
while (status != SCI_SUCCESS)
do {
status = scic_sds_controller_start_next_phy(scic);
} while (status != SCI_SUCCESS);
done:
spin_unlock_irqrestore(&ihost->scic_lock, flags);
}
static enum sci_status scic_controller_start(struct scic_sds_controller *scic,
......@@ -1378,6 +1378,8 @@ void isci_host_deinit(struct isci_host *ihost)
del_timer_sync(&ihost->sci.timer.timer);
del_timer_sync(&ihost->sci.phy_timer.timer);
isci_timer_list_destroy(ihost);
}
......@@ -1931,24 +1933,6 @@ void scic_oem_parameters_get(
memcpy(scic_parms, (&scic->oem_parameters), sizeof(*scic_parms));
}
static enum sci_status scic_sds_controller_initialize_phy_startup(struct scic_sds_controller *scic)
{
struct isci_host *ihost = scic_to_ihost(scic);
scic->phy_startup_timer = isci_timer_create(ihost,
scic,
scic_sds_controller_phy_startup_timeout_handler);
if (scic->phy_startup_timer == NULL)
return SCI_FAILURE_INSUFFICIENT_RESOURCES;
else {
scic->next_phy_to_start = 0;
scic->phy_startup_timer_pending = false;
}
return SCI_SUCCESS;
}
static void power_control_timeout(unsigned long data)
{
struct sci_timer *tmr = (struct sci_timer *)data;
......@@ -2258,7 +2242,10 @@ static enum sci_status scic_controller_initialize(struct scic_sds_controller *sc
sci_base_state_machine_change_state(sm, SCI_BASE_CONTROLLER_STATE_INITIALIZING);
scic_sds_controller_initialize_phy_startup(scic);
sci_init_timer(&scic->phy_timer, phy_startup_timeout);
scic->next_phy_to_start = 0;
scic->phy_startup_timer_pending = false;
scic_sds_controller_initialize_power_control(scic);
......@@ -2640,7 +2627,8 @@ void scic_sds_controller_link_up(struct scic_sds_controller *scic,
{
switch (scic->state_machine.current_state_id) {
case SCI_BASE_CONTROLLER_STATE_STARTING:
scic_sds_controller_phy_timer_stop(scic);
sci_del_timer(&scic->phy_timer);
scic->phy_startup_timer_pending = false;
scic->port_agent.link_up_handler(scic, &scic->port_agent,
port, phy);
scic_sds_controller_start_next_phy(scic);
......
......@@ -271,15 +271,14 @@ struct scic_sds_controller {
/* Phy Startup Data */
/**
* This field is the driver timer handle for controller phy request startup.
* On controller start the controller will start each PHY individually in
* order of phy index.
* Timer for controller phy request startup. On controller start the
* controller will start each PHY individually in order of phy index.
*/
void *phy_startup_timer;
struct sci_timer phy_timer;
/**
* This field is set when the phy_startup_timer is running and is cleared when
* the phy_startup_timer is stopped.
* This field is set when the phy_timer is running and is cleared when
* the phy_timer is stopped.
*/
bool phy_startup_timer_pending;
......
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