memcpy(resp_buf, ssp_response->resp_data, len);
}
-/*
- * scic_sds_request_started_state_tc_completion_handler() - This method process
- * TC (task context) completions for normal IO request (i.e. Task/Abort
- * Completions of type 0). This method will update the
- * SCIC_SDS_IO_REQUEST_T::status field.
- * @sci_req: This parameter specifies the request for which a completion
- * occurred.
- * @completion_code: This parameter specifies the completion code received from
- * the SCU.
- *
- */
-static enum sci_status
-scic_sds_request_started_state_tc_completion_handler(struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status request_started_state_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
- u8 datapres;
struct ssp_response_iu *resp_iu;
+ u8 datapres;
- /*
- * TODO: Any SDMA return code of other than 0 is bad
- * decode 0x003C0000 to determine SDMA status
+ /* TODO: Any SDMA return code of other than 0 is bad decode 0x003C0000
+ * to determine SDMA status
*/
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
SCU_TASK_DONE_GOOD,
SCI_SUCCESS);
break;
-
- case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_EARLY_RESP):
- {
- /*
- * There are times when the SCU hardware will return an early
+ case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_EARLY_RESP): {
+ /* There are times when the SCU hardware will return an early
* response because the io request specified more data than is
* returned by the target device (mode pages, inquiry data,
* etc.). We must check the response stats to see if this is
word_cnt);
if (resp->status == 0) {
- scic_sds_request_set_status(
- sci_req,
- SCU_TASK_DONE_GOOD,
- SCI_SUCCESS_IO_DONE_EARLY);
+ scic_sds_request_set_status(sci_req,
+ SCU_TASK_DONE_GOOD,
+ SCI_SUCCESS_IO_DONE_EARLY);
} else {
- scic_sds_request_set_status(
- sci_req,
- SCU_TASK_DONE_CHECK_RESPONSE,
- SCI_FAILURE_IO_RESPONSE_VALID);
+ scic_sds_request_set_status(sci_req,
+ SCU_TASK_DONE_CHECK_RESPONSE,
+ SCI_FAILURE_IO_RESPONSE_VALID);
}
+ break;
}
- break;
-
- case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_CHECK_RESPONSE):
- {
+ case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_CHECK_RESPONSE): {
ssize_t word_cnt = SSP_RESP_IU_MAX_SIZE / sizeof(u32);
sci_swab32_cpy(&sci_req->ssp.rsp,
}
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_RESP_LEN_ERR):
- /*
- * / @todo With TASK_DONE_RESP_LEN_ERR is the response frame
+ /* TODO With TASK_DONE_RESP_LEN_ERR is the response frame
* guaranteed to be received before this completion status is
* posted?
*/
resp_iu = &sci_req->ssp.rsp;
datapres = resp_iu->datapres;
- if ((datapres == 0x01) || (datapres == 0x02)) {
- scic_sds_request_set_status(
- sci_req,
- SCU_TASK_DONE_CHECK_RESPONSE,
- SCI_FAILURE_IO_RESPONSE_VALID);
+ if (datapres == 1 || datapres == 2) {
+ scic_sds_request_set_status(sci_req,
+ SCU_TASK_DONE_CHECK_RESPONSE,
+ SCI_FAILURE_IO_RESPONSE_VALID);
} else
- scic_sds_request_set_status(
- sci_req, SCU_TASK_DONE_GOOD, SCI_SUCCESS);
+ scic_sds_request_set_status(sci_req,
+ SCU_TASK_DONE_GOOD,
+ SCI_SUCCESS);
break;
-
/* only stp device gets suspended. */
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_ACK_NAK_TO):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_LL_PERR):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_REG_ERR):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_SDB_ERR):
if (sci_req->protocol == SCIC_STP_PROTOCOL) {
- scic_sds_request_set_status(
- sci_req,
+ scic_sds_request_set_status(sci_req,
SCU_GET_COMPLETION_TL_STATUS(completion_code) >>
SCU_COMPLETION_TL_STATUS_SHIFT,
SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED);
} else {
- scic_sds_request_set_status(
- sci_req,
+ scic_sds_request_set_status(sci_req,
SCU_GET_COMPLETION_TL_STATUS(completion_code) >>
SCU_COMPLETION_TL_STATUS_SHIFT,
SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_OPEN_REJECT_STP_RESOURCES_BUSY):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_OPEN_REJECT_PROTOCOL_NOT_SUPPORTED):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_OPEN_REJECT_CONNECTION_RATE_NOT_SUPPORTED):
- scic_sds_request_set_status(
- sci_req,
- SCU_GET_COMPLETION_TL_STATUS(completion_code) >>
- SCU_COMPLETION_TL_STATUS_SHIFT,
- SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED);
+ scic_sds_request_set_status(sci_req,
+ SCU_GET_COMPLETION_TL_STATUS(completion_code) >>
+ SCU_COMPLETION_TL_STATUS_SHIFT,
+ SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED);
break;
/* neither ssp nor stp gets suspended. */
return SCI_SUCCESS;
}
-enum sci_status
-scic_sds_io_request_tc_completion(struct scic_sds_request *request, u32 completion_code)
-{
- if (request->state_handlers->tc_completion_handler)
- return request->state_handlers->tc_completion_handler(request, completion_code);
-
- dev_warn(scic_to_dev(request->owning_controller),
- "%s: SCIC IO Request given task completion notification %x "
- "while in wrong state %d\n",
- __func__,
- completion_code,
- sci_base_state_machine_get_state(&request->state_machine));
-
- return SCI_FAILURE_INVALID_STATE;
-}
-
/*
* This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T
* object receives a scic_sds_request_complete() request. This method frees up
return SCI_SUCCESS;
}
-/*
- * This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T
- * object receives a scic_sds_request_task_completion() request. This method
- * decodes the completion type waiting for the abort task complete
- * notification. When the abort task complete is received the io request
- * transitions to the completed state. enum sci_status SCI_SUCCESS
- */
-static enum sci_status scic_sds_request_aborting_state_tc_completion_handler(
+static enum sci_status request_aborting_state_tc_event(
struct scic_sds_request *sci_req,
u32 completion_code)
{
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case (SCU_TASK_DONE_GOOD << SCU_COMPLETION_TL_STATUS_SHIFT):
case (SCU_TASK_DONE_TASK_ABORT << SCU_COMPLETION_TL_STATUS_SHIFT):
- scic_sds_request_set_status(
- sci_req, SCU_TASK_DONE_TASK_ABORT, SCI_FAILURE_IO_TERMINATED
- );
+ scic_sds_request_set_status(sci_req, SCU_TASK_DONE_TASK_ABORT,
+ SCI_FAILURE_IO_TERMINATED);
sci_base_state_machine_change_state(&sci_req->state_machine,
SCI_BASE_REQUEST_STATE_COMPLETED);
break;
default:
- /*
- * Unless we get some strange error wait for the task abort to complete
- * TODO: Should there be a state change for this completion? */
+ /* Unless we get some strange error wait for the task abort to complete
+ * TODO: Should there be a state change for this completion?
+ */
break;
}
return SCI_SUCCESS;
}
-/**
- * This method processes the completions transport layer (TL) status to
- * determine if the RAW task management frame was sent successfully. If the
- * raw frame was sent successfully, then the state for the task request
- * transitions to waiting for a response frame.
- * @sci_req: This parameter specifies the request for which the TC
- * completion was received.
- * @completion_code: This parameter indicates the completion status information
- * for the TC.
- *
- * Indicate if the tc completion handler was successful. SCI_SUCCESS currently
- * this method always returns success.
- */
-static enum sci_status scic_sds_ssp_task_request_await_tc_completion_tc_completion_handler(
- struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status ssp_task_request_await_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
sci_base_state_machine_change_state(&sci_req->state_machine,
SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_RESPONSE);
break;
-
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_ACK_NAK_TO):
- /*
- * Currently, the decision is to simply allow the task request to
- * timeout if the task IU wasn't received successfully.
- * There is a potential for receiving multiple task responses if we
- * decide to send the task IU again. */
+ /* Currently, the decision is to simply allow the task request
+ * to timeout if the task IU wasn't received successfully.
+ * There is a potential for receiving multiple task responses if
+ * we decide to send the task IU again.
+ */
dev_warn(scic_to_dev(sci_req->owning_controller),
"%s: TaskRequest:0x%p CompletionCode:%x - "
- "ACK/NAK timeout\n",
- __func__,
- sci_req,
+ "ACK/NAK timeout\n", __func__, sci_req,
completion_code);
sci_base_state_machine_change_state(&sci_req->state_machine,
SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_RESPONSE);
break;
-
default:
- /*
- * All other completion status cause the IO to be complete. If a NAK
- * was received, then it is up to the user to retry the request. */
- scic_sds_request_set_status(
- sci_req,
+ /* All other completion status cause the IO to be complete. If a NAK
+ * was received, then it is up to the user to retry the request.
+ */
+ scic_sds_request_set_status(sci_req,
SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
- SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR
- );
+ SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
sci_base_state_machine_change_state(&sci_req->state_machine,
SCI_BASE_REQUEST_STATE_COMPLETED);
return SCI_SUCCESS;
}
-/**
- * This method processes an abnormal TC completion while the SMP request is
- * waiting for a response frame. It decides what happened to the IO based
- * on TC completion status.
- * @sci_req: This parameter specifies the request for which the TC
- * completion was received.
- * @completion_code: This parameter indicates the completion status information
- * for the TC.
- *
- * Indicate if the tc completion handler was successful. SCI_SUCCESS currently
- * this method always returns success.
- */
-static enum sci_status scic_sds_smp_request_await_response_tc_completion_handler(
- struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status smp_request_await_response_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
- /*
- * In the AWAIT RESPONSE state, any TC completion is unexpected.
- * but if the TC has success status, we complete the IO anyway. */
+ /* In the AWAIT RESPONSE state, any TC completion is
+ * unexpected. but if the TC has success status, we
+ * complete the IO anyway.
+ */
scic_sds_request_set_status(sci_req, SCU_TASK_DONE_GOOD,
SCI_SUCCESS);
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_SMP_UFI_ERR):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_SMP_FRM_TYPE_ERR):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_SMP_LL_RX_ERR):
- /*
- * These status has been seen in a specific LSI expander, which sometimes
- * is not able to send smp response within 2 ms. This causes our hardware
- * break the connection and set TC completion with one of these SMP_XXX_XX_ERR
- * status. For these type of error, we ask scic user to retry the request. */
+ /* These status has been seen in a specific LSI
+ * expander, which sometimes is not able to send smp
+ * response within 2 ms. This causes our hardware break
+ * the connection and set TC completion with one of
+ * these SMP_XXX_XX_ERR status. For these type of error,
+ * we ask scic user to retry the request.
+ */
scic_sds_request_set_status(sci_req, SCU_TASK_DONE_SMP_RESP_TO_ERR,
SCI_FAILURE_RETRY_REQUIRED);
break;
default:
- /*
- * All other completion status cause the IO to be complete. If a NAK
- * was received, then it is up to the user to retry the request. */
- scic_sds_request_set_status(
- sci_req,
- SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
- SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR
- );
+ /* All other completion status cause the IO to be complete. If a NAK
+ * was received, then it is up to the user to retry the request
+ */
+ scic_sds_request_set_status(sci_req,
+ SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
+ SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
sci_base_state_machine_change_state(&sci_req->state_machine,
SCI_BASE_REQUEST_STATE_COMPLETED);
return SCI_SUCCESS;
}
-/**
- * This method processes the completions transport layer (TL) status to
- * determine if the SMP request was sent successfully. If the SMP request
- * was sent successfully, then the state for the SMP request transits to
- * waiting for a response frame.
- * @sci_req: This parameter specifies the request for which the TC
- * completion was received.
- * @completion_code: This parameter indicates the completion status information
- * for the TC.
- *
- * Indicate if the tc completion handler was successful. SCI_SUCCESS currently
- * this method always returns success.
- */
-static enum sci_status scic_sds_smp_request_await_tc_completion_tc_completion_handler(
- struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status smp_request_await_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
sci_base_state_machine_change_state(&sci_req->state_machine,
SCI_BASE_REQUEST_STATE_COMPLETED);
break;
-
default:
- /*
- * All other completion status cause the IO to be complete. If a NAK
- * was received, then it is up to the user to retry the request. */
- scic_sds_request_set_status(
- sci_req,
- SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
- SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR
- );
+ /* All other completion status cause the IO to be
+ * complete. If a NAK was received, then it is up to
+ * the user to retry the request.
+ */
+ scic_sds_request_set_status(sci_req,
+ SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
+ SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
- sci_base_state_machine_change_state(
- &sci_req->state_machine,
- SCI_BASE_REQUEST_STATE_COMPLETED);
+ sci_base_state_machine_change_state(&sci_req->state_machine,
+ SCI_BASE_REQUEST_STATE_COMPLETED);
break;
}
return current_sgl;
}
-/**
- *
- * @sci_req:
- * @completion_code:
- *
- * This method processes a TC completion. The expected TC completion is for
- * the transmission of the H2D register FIS containing the SATA/STP non-data
- * request. This method always successfully processes the TC completion.
- * SCI_SUCCESS This value is always returned.
- */
-static enum sci_status scic_sds_stp_request_non_data_await_h2d_tc_completion_handler(
- struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status stp_request_non_data_await_h2d_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
- scic_sds_request_set_status(
- sci_req, SCU_TASK_DONE_GOOD, SCI_SUCCESS
- );
+ scic_sds_request_set_status(sci_req, SCU_TASK_DONE_GOOD,
+ SCI_SUCCESS);
- sci_base_state_machine_change_state(
- &sci_req->state_machine,
- SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_D2H_SUBSTATE
- );
+ sci_base_state_machine_change_state(&sci_req->state_machine,
+ SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_D2H_SUBSTATE);
break;
default:
- /*
- * All other completion status cause the IO to be complete. If a NAK
- * was received, then it is up to the user to retry the request. */
- scic_sds_request_set_status(
- sci_req,
- SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
- SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR
- );
+ /* All other completion status cause the IO to be
+ * complete. If a NAK was received, then it is up to
+ * the user to retry the request.
+ */
+ scic_sds_request_set_status(sci_req,
+ SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
+ SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
- sci_base_state_machine_change_state(
- &sci_req->state_machine, SCI_BASE_REQUEST_STATE_COMPLETED);
+ sci_base_state_machine_change_state(&sci_req->state_machine,
+ SCI_BASE_REQUEST_STATE_COMPLETED);
break;
}
return status;
}
-/**
- *
- * @sci_req:
- * @completion_code:
- *
- * enum sci_status
- */
-static enum sci_status scic_sds_stp_request_pio_await_h2d_completion_tc_completion_handler(
- struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status stp_request_pio_await_h2d_completion_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
enum sci_status status = SCI_SUCCESS;
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
- scic_sds_request_set_status(
- sci_req, SCU_TASK_DONE_GOOD, SCI_SUCCESS
- );
+ scic_sds_request_set_status(sci_req, SCU_TASK_DONE_GOOD, SCI_SUCCESS);
- sci_base_state_machine_change_state(
- &sci_req->state_machine,
- SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE
- );
+ sci_base_state_machine_change_state(&sci_req->state_machine,
+ SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE);
break;
default:
- /*
- * All other completion status cause the IO to be complete. If a NAK
- * was received, then it is up to the user to retry the request. */
- scic_sds_request_set_status(
- sci_req,
- SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
- SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR
- );
+ /* All other completion status cause the IO to be
+ * complete. If a NAK was received, then it is up to
+ * the user to retry the request.
+ */
+ scic_sds_request_set_status(sci_req,
+ SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
+ SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
- sci_base_state_machine_change_state(
- &sci_req->state_machine,
- SCI_BASE_REQUEST_STATE_COMPLETED
- );
+ sci_base_state_machine_change_state(&sci_req->state_machine,
+ SCI_BASE_REQUEST_STATE_COMPLETED);
break;
}
return status;
}
-static enum sci_status scic_sds_stp_request_pio_data_out_await_data_transmit_completion_tc_completion_handler(
-
- struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status pio_data_out_tx_done_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
enum sci_status status = SCI_SUCCESS;
bool all_frames_transferred = false;
);
}
break;
-
default:
/*
* All other completion status cause the IO to be complete. If a NAK
}
}
-
-
-
-static enum sci_status scic_sds_stp_request_udma_await_tc_completion_tc_completion_handler(
- struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status stp_request_udma_await_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
enum sci_status status = SCI_SUCCESS;
break;
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_UNEXP_FIS):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_REG_ERR):
- /*
- * We must check ther response buffer to see if the D2H Register FIS was
- * received before we got the TC completion. */
+ /* We must check ther response buffer to see if the D2H
+ * Register FIS was received before we got the TC
+ * completion.
+ */
if (sci_req->stp.rsp.fis_type == FIS_REGD2H) {
scic_sds_remote_device_suspend(sci_req->target_device,
SCU_EVENT_SPECIFIC(SCU_NORMALIZE_COMPLETION_STATUS(completion_code)));
SCU_TASK_DONE_CHECK_RESPONSE,
SCI_FAILURE_IO_RESPONSE_VALID);
} else {
- /*
- * If we have an error completion status for the TC then we can expect a
- * D2H register FIS from the device so we must change state to wait for it */
+ /* If we have an error completion status for the
+ * TC then we can expect a D2H register FIS from
+ * the device so we must change state to wait
+ * for it
+ */
sci_base_state_machine_change_state(&sci_req->state_machine,
SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_D2H_REG_FIS_SUBSTATE);
}
break;
- /*
- * / @todo Check to see if any of these completion status need to wait for
- * / the device to host register fis. */
- /* / @todo We can retry the command for SCU_TASK_DONE_CMD_LL_R_ERR - this comes only for B0 */
+ /* TODO Check to see if any of these completion status need to
+ * wait for the device to host register fis.
+ */
+ /* TODO We can retry the command for SCU_TASK_DONE_CMD_LL_R_ERR
+ * - this comes only for B0
+ */
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_INV_FIS_LEN):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_MAX_PLD_ERR):
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_LL_R_ERR):
return status;
}
-/**
- *
- * @sci_req:
- * @completion_code:
- *
- * This method processes a TC completion. The expected TC completion is for
- * the transmission of the H2D register FIS containing the SATA/STP non-data
- * request. This method always successfully processes the TC completion.
- * SCI_SUCCESS This value is always returned.
- */
-static enum sci_status scic_sds_stp_request_soft_reset_await_h2d_asserted_tc_completion_handler(
- struct scic_sds_request *sci_req,
- u32 completion_code)
+static enum sci_status stp_request_soft_reset_await_h2d_asserted_tc_event(struct scic_sds_request *sci_req,
+ u32 completion_code)
{
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
- scic_sds_request_set_status(
- sci_req, SCU_TASK_DONE_GOOD, SCI_SUCCESS
- );
+ scic_sds_request_set_status(sci_req, SCU_TASK_DONE_GOOD,
+ SCI_SUCCESS);
- sci_base_state_machine_change_state(
- &sci_req->state_machine,
- SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE
- );
+ sci_base_state_machine_change_state(&sci_req->state_machine,
+ SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE);
break;
default:
/*
* All other completion status cause the IO to be complete. If a NAK
* was received, then it is up to the user to retry the request. */
- scic_sds_request_set_status(
- sci_req,
+ scic_sds_request_set_status(sci_req,
SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
- SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR
- );
+ SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
- sci_base_state_machine_change_state(
- &sci_req->state_machine, SCI_BASE_REQUEST_STATE_COMPLETED);
+ sci_base_state_machine_change_state(&sci_req->state_machine,
+ SCI_BASE_REQUEST_STATE_COMPLETED);
break;
}
return SCI_SUCCESS;
}
-/**
- *
- * @sci_req:
- * @completion_code:
- *
- * This method processes a TC completion. The expected TC completion is for
- * the transmission of the H2D register FIS containing the SATA/STP non-data
- * request. This method always successfully processes the TC completion.
- * SCI_SUCCESS This value is always returned.
- */
-static enum sci_status scic_sds_stp_request_soft_reset_await_h2d_diagnostic_tc_completion_handler(
+static enum sci_status stp_request_soft_reset_await_h2d_diagnostic_tc_event(
struct scic_sds_request *sci_req,
u32 completion_code)
{
break;
default:
- /*
- * All other completion status cause the IO to be complete. If a NAK
- * was received, then it is up to the user to retry the request. */
- scic_sds_request_set_status(
- sci_req,
+ /* All other completion status cause the IO to be complete. If
+ * a NAK was received, then it is up to the user to retry the
+ * request.
+ */
+ scic_sds_request_set_status(sci_req,
SCU_NORMALIZE_COMPLETION_STATUS(completion_code),
- SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR
- );
+ SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
sci_base_state_machine_change_state(&sci_req->state_machine,
- SCI_BASE_REQUEST_STATE_COMPLETED);
+ SCI_BASE_REQUEST_STATE_COMPLETED);
break;
}
return SCI_SUCCESS;
}
+enum sci_status
+scic_sds_io_request_tc_completion(struct scic_sds_request *sci_req, u32 completion_code)
+{
+ enum sci_base_request_states state;
+ struct scic_sds_controller *scic = sci_req->owning_controller;
+
+ state = sci_req->state_machine.current_state_id;
+
+ switch (state) {
+ case SCI_BASE_REQUEST_STATE_STARTED:
+ return request_started_state_tc_event(sci_req, completion_code);
+ case SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_COMPLETION:
+ return ssp_task_request_await_tc_event(sci_req, completion_code);
+ case SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_RESPONSE:
+ return smp_request_await_response_tc_event(sci_req, completion_code);
+ case SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_TC_COMPLETION:
+ return smp_request_await_tc_event(sci_req, completion_code);
+ case SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE:
+ return stp_request_udma_await_tc_event(sci_req, completion_code);
+ case SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE:
+ return stp_request_non_data_await_h2d_tc_event(sci_req, completion_code);
+ case SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE:
+ return stp_request_pio_await_h2d_completion_tc_event(sci_req, completion_code);
+ case SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE:
+ return pio_data_out_tx_done_tc_event(sci_req, completion_code);
+ case SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE:
+ return stp_request_soft_reset_await_h2d_asserted_tc_event(sci_req, completion_code);
+ case SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE:
+ return stp_request_soft_reset_await_h2d_diagnostic_tc_event(sci_req, completion_code);
+ case SCI_BASE_REQUEST_STATE_ABORTING:
+ return request_aborting_state_tc_event(sci_req, completion_code);
+ default:
+ dev_warn(scic_to_dev(scic),
+ "%s: SCIC IO Request given task completion notification %x "
+ "while in wrong state %d\n", __func__, completion_code,
+ state);
+ return SCI_FAILURE_INVALID_STATE;
+ }
+}
+
+
+
static const struct scic_sds_io_request_state_handler scic_sds_request_state_handler_table[] = {
[SCI_BASE_REQUEST_STATE_INITIAL] = {},
[SCI_BASE_REQUEST_STATE_CONSTRUCTED] = {},
- [SCI_BASE_REQUEST_STATE_STARTED] = {
- .tc_completion_handler = scic_sds_request_started_state_tc_completion_handler,
- },
- [SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_COMPLETION] = {
- .tc_completion_handler = scic_sds_ssp_task_request_await_tc_completion_tc_completion_handler,
- },
+ [SCI_BASE_REQUEST_STATE_STARTED] = { },
+ [SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_COMPLETION] = { },
[SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_RESPONSE] = { },
- [SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_RESPONSE] = {
- .tc_completion_handler = scic_sds_smp_request_await_response_tc_completion_handler,
- },
- [SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_TC_COMPLETION] = {
- .tc_completion_handler = scic_sds_smp_request_await_tc_completion_tc_completion_handler,
- },
- [SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE] = {
- .tc_completion_handler = scic_sds_stp_request_udma_await_tc_completion_tc_completion_handler,
- },
+ [SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_RESPONSE] = { },
+ [SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_TC_COMPLETION] = { },
+ [SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE] = { },
[SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_D2H_REG_FIS_SUBSTATE] = { },
- [SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE] = {
- .tc_completion_handler = scic_sds_stp_request_non_data_await_h2d_tc_completion_handler,
- },
+ [SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE] = { },
[SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_D2H_SUBSTATE] = { },
- [SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE] = {
- .tc_completion_handler = scic_sds_stp_request_pio_await_h2d_completion_tc_completion_handler,
- },
+ [SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE] = { },
[SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE] = { },
[SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_DATA_SUBSTATE] = {
.event_handler = scic_sds_stp_request_pio_data_in_await_data_event_handler,
},
- [SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE] = {
- .tc_completion_handler = scic_sds_stp_request_pio_data_out_await_data_transmit_completion_tc_completion_handler,
- },
- [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE] = {
- .tc_completion_handler = scic_sds_stp_request_soft_reset_await_h2d_asserted_tc_completion_handler,
- },
- [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE] = {
- .tc_completion_handler = scic_sds_stp_request_soft_reset_await_h2d_diagnostic_tc_completion_handler,
- },
+ [SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE] = { },
+ [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE] = { },
+ [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE] = { },
[SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_D2H_RESPONSE_FRAME_SUBSTATE] = { },
[SCI_BASE_REQUEST_STATE_COMPLETED] = {
.complete_handler = scic_sds_request_completed_state_complete_handler,
},
- [SCI_BASE_REQUEST_STATE_ABORTING] = {
- .tc_completion_handler = scic_sds_request_aborting_state_tc_completion_handler,
- },
+ [SCI_BASE_REQUEST_STATE_ABORTING] = { },
[SCI_BASE_REQUEST_STATE_FINAL] = { },
};
projects / cascardo / linux.git / commitdiff