提交 966699b5 编写于 作者: D Dan Williams

isci: unify phy start handlers

Implement all handlers in scic_sds_phy_start(), and kill the state handler
Reported-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NDan Williams <dan.j.williams@intel.com>
上级 4a33c525
......@@ -440,16 +440,27 @@ void scic_sds_phy_get_protocols(struct scic_sds_phy *sci_phy,
0x0000FFFF);
}
/**
* This method will attempt to start the phy object. This request is only valid
* when the phy is in the stopped state
* @sci_phy:
*
* enum sci_status
*/
enum sci_status scic_sds_phy_start(struct scic_sds_phy *sci_phy)
{
return sci_phy->state_handlers->start_handler(sci_phy);
struct scic_sds_controller *scic = sci_phy->owning_port->owning_controller;
enum scic_sds_phy_states state = sci_phy->state_machine.current_state_id;
struct isci_host *ihost = scic_to_ihost(scic);
if (state != SCI_BASE_PHY_STATE_STOPPED) {
dev_dbg(sciphy_to_dev(sci_phy),
"%s: in wrong state: %d\n", __func__, state);
return SCI_FAILURE_INVALID_STATE;
}
/* Create the SIGNATURE FIS Timeout timer for this phy */
sci_phy->sata_timeout_timer = isci_timer_create(ihost, sci_phy,
scic_sds_phy_sata_timeout);
if (sci_phy->sata_timeout_timer)
sci_base_state_machine_change_state(&sci_phy->state_machine,
SCI_BASE_PHY_STATE_STARTING);
return SCI_SUCCESS;
}
/**
......@@ -1256,12 +1267,6 @@ static enum sci_status default_phy_handler(struct scic_sds_phy *sci_phy,
return SCI_FAILURE_INVALID_STATE;
}
static enum sci_status
scic_sds_phy_default_start_handler(struct scic_sds_phy *sci_phy)
{
return default_phy_handler(sci_phy, __func__);
}
static enum sci_status
scic_sds_phy_default_stop_handler(struct scic_sds_phy *sci_phy)
{
......@@ -1305,31 +1310,6 @@ scic_sds_phy_default_consume_power_handler(struct scic_sds_phy *sci_phy)
return default_phy_handler(sci_phy, __func__);
}
/*
* This method takes the struct scic_sds_phy from a stopped state and
* attempts to start it. - The phy state machine is transitioned to the
* SCI_BASE_PHY_STATE_STARTING. enum sci_status SCI_SUCCESS
*/
static enum sci_status
scic_sds_phy_stopped_state_start_handler(struct scic_sds_phy *sci_phy)
{
struct isci_host *ihost;
struct scic_sds_controller *scic;
scic = scic_sds_phy_get_controller(sci_phy),
ihost = scic_to_ihost(scic);
/* Create the SIGNATURE FIS Timeout timer for this phy */
sci_phy->sata_timeout_timer = isci_timer_create(ihost, sci_phy,
scic_sds_phy_sata_timeout);
if (sci_phy->sata_timeout_timer)
sci_base_state_machine_change_state(&sci_phy->state_machine,
SCI_BASE_PHY_STATE_STARTING);
return SCI_SUCCESS;
}
static enum sci_status
scic_sds_phy_stopped_state_destroy_handler(struct scic_sds_phy *sci_phy)
{
......@@ -1429,7 +1409,6 @@ static enum sci_status scic_sds_phy_resetting_state_event_handler(struct scic_sd
static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[] = {
[SCI_BASE_PHY_STATE_INITIAL] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_default_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1438,7 +1417,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCI_BASE_PHY_STATE_STOPPED] = {
.start_handler = scic_sds_phy_stopped_state_start_handler,
.stop_handler = scic_sds_phy_default_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_stopped_state_destroy_handler,
......@@ -1447,7 +1425,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCI_BASE_PHY_STATE_STARTING] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_default_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1456,7 +1433,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_INITIAL] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1465,7 +1441,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_OSSP_EN] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1474,7 +1449,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_SAS_SPEED_EN] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1483,7 +1457,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_IAF_UF] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_default_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1492,7 +1465,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_SAS_POWER] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1501,7 +1473,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_starting_substate_await_sas_power_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_SATA_POWER] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1510,7 +1481,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_starting_substate_await_sata_power_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_SATA_PHY_EN] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1519,7 +1489,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_SATA_SPEED_EN] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1528,7 +1497,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_AWAIT_SIG_FIS_UF] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1537,7 +1505,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCIC_SDS_PHY_STARTING_SUBSTATE_FINAL] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_starting_substate_general_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1546,7 +1513,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCI_BASE_PHY_STATE_READY] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_ready_state_stop_handler,
.reset_handler = scic_sds_phy_ready_state_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1555,7 +1521,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCI_BASE_PHY_STATE_RESETTING] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_default_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......@@ -1564,7 +1529,6 @@ static const struct scic_sds_phy_state_handler scic_sds_phy_state_handler_table[
.consume_power_handler = scic_sds_phy_default_consume_power_handler
},
[SCI_BASE_PHY_STATE_FINAL] = {
.start_handler = scic_sds_phy_default_start_handler,
.stop_handler = scic_sds_phy_default_stop_handler,
.reset_handler = scic_sds_phy_default_reset_handler,
.destruct_handler = scic_sds_phy_default_destroy_handler,
......
......@@ -511,12 +511,6 @@ typedef enum sci_status (*scic_sds_phy_frame_handler_t)(struct scic_sds_phy *, u
typedef enum sci_status (*scic_sds_phy_power_handler_t)(struct scic_sds_phy *);
struct scic_sds_phy_state_handler {
/**
* The start_handler specifies the method invoked when there is an
* attempt to start a phy.
*/
scic_sds_phy_handler_t start_handler;
/**
* The stop_handler specifies the method invoked when there is an
* attempt to stop a phy.
......
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