FreeCalypso > hg > fc-magnetite
view src/g23m-gprs/upm/upm_link_control.c @ 542:b48e9892ee65
FFS dev.c: Mot C155 flash turns out to be of the same kind as on TI's D-Sample
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 06 Nov 2018 16:30:16 +0000 |
parents | 2cf312e56ee7 |
children |
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/*---------------------------------------------------------------------------- | Project : 3G PS | Module : UPM +----------------------------------------------------------------------------- | Copyright 2003 Texas Instruments. | All rights reserved. | | This file is confidential and a trade secret of Texas | Instruments . | The receipt of or possession of this file does not convey | any rights to reproduce or disclose its contents or to | manufacture, use, or sell anything it may describe, in | whole, or in part, without the specific written consent of | Texas Instruments. +----------------------------------------------------------------------------- | Purpose: Link Control state machine implementation in the UPM entity. | For design details, see: | 8010.939 UPM Detailed Specification +---------------------------------------------------------------------------*/ /*==== DECLARATION CONTROL =================================================*/ /*==== INCLUDES =============================================================*/ #include "upm.h" #ifdef TI_UMTS #include "upm_rab_control.h" #endif /* TI_UMTS */ #ifdef TI_GPRS #include "upm_sndcp_control.h" #endif /* TI_GPRS */ #include "upm_sm_output_handler.h" /*==== CONSTS ===============================================================*/ /*==== TYPES ================================================================*/ typedef void (*T_UPM_LINK_CONTROL_TRANSITION_FUNC)(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); typedef struct { #ifdef DEBUG T_UPM_LINK_CONTROL_EVENT event; #endif /* DEBUG */ T_UPM_LINK_CONTROL_TRANSITION_FUNC func; } T_UPM_LINK_CONTROL_TRANSITION; /*==== LOCALS ===============================================================*/ static void state_event_error (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void ignored (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_sm_activate_started_ind (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_dti_closed (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); #ifdef TI_UMTS static void go_to_S2 (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_sm_activate_ind_in_umts (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_sm_modify_ind_in_umts (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_deactivate_in_umts (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_rab_released_abnormal (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_rab_released_normal (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); #endif /* TI_UMTS */ #ifdef TI_GPRS static void handle_sm_activate_ind_in_gsm (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_llc_link_established (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_sm_modify_ind_in_gsm (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_modify_response_in_gsm (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_deactivate_in_gsm (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_deactivate_without_link_in_gsm (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_llc_release_normal (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_llc_release_abnormal (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_gsm_qos_store(struct T_CONTEXT_DATA *ptr_context_data, U8 sapi, U8 radio_prio, U8 pkt_flow_id, T_PS_ctrl_qos ctrl_qos, T_PS_qos *qos); #endif /* TI_GPRS */ #ifdef TI_DUAL_MODE static void go_to_S8 (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_rat_change_to_gsm_without_context (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_rat_change_to_gsm (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_rab_established_in_S6 (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_rat_change_to_umts_without_context (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_rat_change_to_umts_while_establishing(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); static void handle_rat_change_to_umts (struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); #else #define handle_rat_change_to_gsm_without_context state_event_error #define handle_rat_change_to_gsm state_event_error #define handle_rat_change_to_umts_without_context state_event_error #define handle_rat_change_to_umts_while_establishing state_event_error #define handle_rat_change_to_umts state_event_error #endif /* TI_DUAL_MODE */ static void upm_link_mark_nsapi_deactivated(U8 nsapi); /*********************************************************************** * State/Transition Table */ static const T_UPM_LINK_CONTROL_TRANSITION transition[UPM_LINK_CONTROL_NUMBER_OF_STATES] [UPM_LINK_CONTROL_NUMBER_OF_EVENTS] = { { /* S0: UPM_LINK_RELEASED */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, handle_sm_activate_started_ind), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, state_event_error), M_TRANSITION(UPM_I_RAB_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_RAB_RELEASED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, state_event_error), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, state_event_error) }, #ifdef TI_UMTS { /* S1: UPM_LINK_ESTABLISHING_RAB */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, handle_deactivate_in_umts), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, handle_dti_closed), M_TRANSITION(UPM_I_RAB_ESTABLISHED, go_to_S2), M_TRANSITION(UPM_I_RAB_RELEASED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, state_event_error), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, handle_rat_change_to_gsm_without_context) }, { /* S2: UPM_LINK_AWAITING_ACTIVATE_UMTS */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, handle_sm_activate_ind_in_umts), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, handle_deactivate_in_umts), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, handle_dti_closed), M_TRANSITION(UPM_I_RAB_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_RAB_RELEASED, handle_rab_released_abnormal), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, state_event_error), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, state_event_error) }, { /* S3: UPM_LINK_RAB_ESTABLISHED */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, handle_deactivate_in_umts), M_TRANSITION(UPM_P_SM_MODIFY_IND, handle_sm_modify_ind_in_umts), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, handle_dti_closed), M_TRANSITION(UPM_I_RAB_ESTABLISHED, ignored), M_TRANSITION(UPM_I_RAB_RELEASED, handle_rab_released_abnormal), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, ignored), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, handle_rat_change_to_gsm) }, { /* S4: UPM_LINK_RELEASING_RAB */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, state_event_error), M_TRANSITION(UPM_I_RAB_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_RAB_RELEASED, handle_rab_released_normal), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, state_event_error), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, ignored) }, #endif /* TI_UMTS */ #ifdef TI_DUAL_MODE { /* S5: UPM_LINK_COMPLETING_RAT_CHANGE_TO_GSM */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, handle_deactivate_in_gsm), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, handle_dti_closed), M_TRANSITION(UPM_I_RAB_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_RAB_RELEASED, ignored), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, go_to_S8), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, handle_llc_release_abnormal), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, state_event_error) }, { /* S6: UPM_LINK_COMPLETING_RAT_CHANGE_TO_UMTS_INITIAL */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, handle_deactivate_in_umts), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, handle_dti_closed), M_TRANSITION(UPM_I_RAB_ESTABLISHED, handle_rab_established_in_S6), M_TRANSITION(UPM_I_RAB_RELEASED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, ignored), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, handle_rat_change_to_gsm) }, #endif /* TI_DUAL_MODE */ #ifdef TI_GPRS { /* S7: UPM_LINK_AWAITING_ACTIVATE_GSM */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, handle_sm_activate_ind_in_gsm), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, handle_deactivate_without_link_in_gsm), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, handle_dti_closed), M_TRANSITION(UPM_I_RAB_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_RAB_RELEASED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, state_event_error), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, handle_rat_change_to_umts_without_context) }, { /* S8: UPM_LINK_ESTABLISHING_LLC_LINK */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, handle_deactivate_in_gsm), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, handle_dti_closed), M_TRANSITION(UPM_I_RAB_ESTABLISHED, ignored), M_TRANSITION(UPM_I_RAB_RELEASED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, handle_llc_link_established), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, handle_llc_release_abnormal), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, handle_rat_change_to_umts_while_establishing) }, { /* S9: UPM_LINK_LLC_LINK_ESTABLISHED */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, handle_deactivate_in_gsm), M_TRANSITION(UPM_P_SM_MODIFY_IND, handle_sm_modify_ind_in_gsm), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, handle_dti_closed), M_TRANSITION(UPM_I_RAB_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_RAB_RELEASED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, handle_modify_response_in_gsm), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, handle_llc_release_abnormal), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, handle_rat_change_to_umts) }, { /* S10: UPM_LINK_RELEASING_LLC_LINK */ M_TRANSITION(UPM_P_SM_ACTIVATE_STARTED_IND, state_event_error), M_TRANSITION(UPM_P_SM_ACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_DEACTIVATE_IND, state_event_error), M_TRANSITION(UPM_P_SM_MODIFY_IND, state_event_error), M_TRANSITION(UPM_I_LINK_DTI_CLOSED, state_event_error), M_TRANSITION(UPM_I_RAB_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_RAB_RELEASED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_ESTABLISHED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_MODIFIED, state_event_error), M_TRANSITION(UPM_I_SNDCP_LLC_LINK_RELEASED, handle_llc_release_normal), M_TRANSITION(UPM_I_LINK_RAT_CHANGED, ignored) } #endif /* TI_GPRS */ }; /*==== PRIVATE FUNCTIONS ====================================================*/ /* +------------------------------------------------------------------------------ | Function : link_control_goto_state +------------------------------------------------------------------------------ | Description : Move to the state specified in the new_state parameter | | Parameters : ptr_context_data - Context data | new_state - New state +------------------------------------------------------------------------------ */ static void link_control_goto_state(struct T_CONTEXT_DATA *ptr_context_data, T_UPM_LINK_CONTROL_STATE new_state) { ptr_context_data->link_control_state = new_state; } /* +------------------------------------------------------------------------------ | Function : link_control_state +------------------------------------------------------------------------------ | Description : Return the state in which Link Control is in for this | context instanse. | | Parameters : ptr_context_data - Context data +------------------------------------------------------------------------------ */ static T_UPM_LINK_CONTROL_STATE link_control_state(struct T_CONTEXT_DATA *ptr_context_data) { return ptr_context_data->link_control_state; } /* +------------------------------------------------------------------------------ | Function : state_event_error +------------------------------------------------------------------------------ | Description : General function used to report state event errors. | | Parameters : ptr_context_data - Not used | data - Not used +------------------------------------------------------------------------------ */ static void state_event_error(/*@unused@*/ struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_ERROR("UPM Link Control: STATE EVENT ERROR!"); } /* +------------------------------------------------------------------------------ | Function : ignored +------------------------------------------------------------------------------ | Description : General function used for transitions that shall be ignored | | Parameters : ptr_context_data - Not used | data - Not used +------------------------------------------------------------------------------ */ static void ignored(/*@unused@*/ struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: Event ignored."); } /* +------------------------------------------------------------------------------ | Function : go_to_S* +------------------------------------------------------------------------------ | Description : General functions for simple state transitions | | Parameters : ptr_context_data - Not used | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_UMTS static void go_to_S2(/*@unused@*/ struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { /* (void)TRACE_FUNCTION("UPM Link Control: Transition to UPM LINK AWAITING ACTIVATE UMTS state"); */ link_control_goto_state(ptr_context_data, UPM_LINK_AWAITING_ACTIVATE_UMTS); } #endif /* TI_UMTS */ #ifdef TI_DUAL_MODE static void go_to_S8(/*@unused@*/ struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { /* (void)TRACE_FUNCTION("UPM Link Control: Transition to UPM LINK LLC LINK ESTABLISHED state"); */ link_control_goto_state(ptr_context_data, UPM_LINK_LLC_LINK_ESTABLISHED); } #endif /* TI_DUAL_MODE */ /* +------------------------------------------------------------------------------ | Function : handle_sm_activate_started_ind +------------------------------------------------------------------------------ | Description : Handle SM_ACTIVATE_STARTED_IND primitive. Examines RAT, | and moves to GSM or UTMS state. Starts RAB in UMTS. | | Parameters : ptr_context_data - Context data | data - SM_ACTIVATE_STARTED_IND primitive (unused) +------------------------------------------------------------------------------ */ static void handle_sm_activate_started_ind(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_sm_activate_started_ind"); #ifdef TI_DUAL_MODE /* Examine RAT: */ if (upm_get_current_rat() == PS_RAT_GSM) #endif /* TI_DUAL_MODE */ #ifdef TI_GPRS { /* GSM: Do nothing until SM_ACTIVATE_IND arrives. Just change state. */ link_control_goto_state(ptr_context_data, UPM_LINK_AWAITING_ACTIVATE_GSM); } #endif /* TI_GPRS */ #ifdef TI_DUAL_MODE else if (upm_get_current_rat() == PS_RAT_UMTS_FDD) #endif /* TI_DUAL_MODE */ #ifdef TI_UMTS { /* UMTS: Order RAB Control to await RAB establishment, and change state. */ link_control_goto_state(ptr_context_data, UPM_LINK_ESTABLISHING_RAB); upm_rab_control(ptr_context_data, UPM_I_RAB_AWAIT_INITIAL_ESTABLISH, NULL); } #endif /* TI_UMTS */ } /* +------------------------------------------------------------------------------ | Function : handle_dti_closed +------------------------------------------------------------------------------ | Description : Handle UPM_I_LINK_DTI_CLOSED | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_dti_closed(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { T_PS_sapi llc_sapi; (void)TRACE_FUNCTION("UPM Link Control: handle_dti_closed"); #ifdef TI_GPRS llc_sapi = (T_PS_sapi)ptr_context_data->gprs_data.sndcp_llc_sapi; #else llc_sapi = PS_SAPI_0; /* SAPI not assigned [3G 24.008, 6.1.3.1.1] */ #endif /* TI_GPRS */ /* Send SM_STATUS_REQ, and expect control plane to take action. */ send_sm_status_req(upm_nsapi2nsapi_set(ptr_context_data->nsapi), llc_sapi, CAUSE_is_from_upm, (U16)CAUSE_UPM_DTI_DISCONNECT); } /* +------------------------------------------------------------------------------ | Function : handle_sm_activate_ind_in_utms +------------------------------------------------------------------------------ | Description : Handle SM_ACTIVATE_IND primitive while in UMTS RAT. | | Parameters : ptr_context_data - Context data | data - SM_ACTIVATE_IND primitive +------------------------------------------------------------------------------ */ #ifdef TI_UMTS static void handle_sm_activate_ind_in_umts(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { T_SM_ACTIVATE_IND *prim = (T_SM_ACTIVATE_IND *)data; (void)TRACE_FUNCTION("UPM Link Control: handle_sm_activate_ind_in_umts"); TRACE_ASSERT( data != NULL ); #ifdef TI_DUAL_MODE /* Store GSM-RAT relevant QoS parameters in ptr_context_data fields. */ handle_gsm_qos_store(ptr_context_data, prim->sapi, prim->radio_prio, (U8)prim->pkt_flow_id, prim->ctrl_qos, &prim->qos); #endif /* TI_DUAL_MODE */ /* Send SM_ACTIVATE_RES */ send_sm_activate_res(ptr_context_data, ((T_SN_ACTIVATE_CNF*)data)); /* Go to state UPM LINK RAB ESTABLISHED */ link_control_goto_state(ptr_context_data, UPM_LINK_RAB_ESTABLISHED); /* Store QoS parameter as needed in RAB Control */ upm_rab_control(ptr_context_data, UPM_I_RAB_MODIFY, &(prim->qos.qos_r99)); /* Inform Uplink and Downlink state machines of link up. */ upm_uplink_data_control(ptr_context_data, UPM_I_UPLINK_DATA_LINK_UP, NULL); upm_downlink_data_control(ptr_context_data, UPM_I_DOWNLINK_DATA_LINK_UP, NULL); } #endif /* TI_UMTS */ /* +------------------------------------------------------------------------------ | Function : handle_sm_modify_ind_in_utms +------------------------------------------------------------------------------ | Description : Handle SM_MODIFY_IND primitive while in UMTS RAT. | | Parameters : ptr_context_data - Context data | data - SM_MODIFY_IND primitive +------------------------------------------------------------------------------ */ #ifdef TI_UMTS static void handle_sm_modify_ind_in_umts(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { T_SM_MODIFY_IND *prim = (T_SM_MODIFY_IND *)data; (void)TRACE_FUNCTION("UPM Link Control: handle_sm_modify_ind_in_umts"); TRACE_ASSERT( data != NULL ); #ifdef TI_DUAL_MODE /* Store GSM-RAT relevant QoS parameters in ptr_context_data fields. */ handle_gsm_qos_store(ptr_context_data, prim->sapi, prim->radio_prio, (U8)prim->pkt_flow_id, prim->ctrl_qos, &prim->qos); #endif /* Store QoS parameter as needed in RAB Control */ upm_rab_control(ptr_context_data, UPM_I_RAB_MODIFY, &(prim->qos.qos_r99)); /* Send SM_MODIFY_RES */ send_sm_modify_res(ptr_context_data); } #endif /* TI_UMTS */ /* +------------------------------------------------------------------------------ | Function : handle_deactivate_in_umts +------------------------------------------------------------------------------ | Description : Handle SM_DEACTIVATE_IND primitive while in UMTS RAT. | | Parameters : ptr_context_data - Context data | data - Local release flag (Not used in UMTS) +------------------------------------------------------------------------------ */ #ifdef TI_UMTS static void handle_deactivate_in_umts(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_deactivate_in_umts"); /* Go to state UPM LINK RELEASING RAB */ link_control_goto_state(ptr_context_data, UPM_LINK_RELEASING_RAB); /* Terminate Uplink and Downlink state machines. */ upm_uplink_data_control(ptr_context_data, UPM_I_UPLINK_DATA_LINK_DOWN, NULL); upm_downlink_data_control(ptr_context_data, UPM_I_DOWNLINK_DATA_LINK_DOWN, NULL); /* Order RAB Control to await RAB release. */ upm_rab_control(ptr_context_data, UPM_I_RAB_AWAIT_RAB_RELEASE, NULL); } #endif /* TI_UMTS */ /* +------------------------------------------------------------------------------ | Function : handle_rab_released_abnormal +------------------------------------------------------------------------------ | Description : Handle UPM_I_RAB_RELEASED when not expected | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_UMTS static void handle_rab_released_abnormal(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_rab_released_abnormal"); /* Go to state UPM LINK RELEASED */ link_control_goto_state(ptr_context_data, UPM_LINK_RELEASED); /* Terminate Uplink and Downlink state machines. */ upm_uplink_data_control(ptr_context_data, UPM_I_UPLINK_DATA_LINK_DOWN, NULL); upm_downlink_data_control(ptr_context_data, UPM_I_DOWNLINK_DATA_LINK_DOWN, NULL); } #endif /* TI_UMTS */ /* +------------------------------------------------------------------------------ | Function : handle_rab_released_normal +------------------------------------------------------------------------------ | Description : Handle UPM_I_RAB_RELEASED during normal deactivation | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_UMTS static void handle_rab_released_normal(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_rab_released_normal"); /* SM_DEACTIVATE_RES sent from dispatcher; groups responses for all NSAPIs */ /* send_sm_deactivate_res( ... ); */ upm_link_mark_nsapi_deactivated(ptr_context_data->nsapi); /* Go to state UPM LINK RELEASED */ link_control_goto_state(ptr_context_data, UPM_LINK_RELEASED); } #endif /* TI_UMTS */ /* +------------------------------------------------------------------------------ | Function : handle_sm_activate_ind_in_gsm +------------------------------------------------------------------------------ | Description : Handle SM_ACTIVATE_IND in S7 | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_sm_activate_ind_in_gsm(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { T_SM_ACTIVATE_IND *prim = (T_SM_ACTIVATE_IND *)data; (void)TRACE_FUNCTION("UPM Link Control: handle_sm_activate_ind_in_gsm"); TRACE_ASSERT(prim != NULL); /*lint -e613 (Possible use of null pointer 'prim' in left argument to operator '->') */ /* Store GSM-RAT relevant QoS parameters in ptr_context_data fields. */ handle_gsm_qos_store(ptr_context_data, prim->sapi, prim->radio_prio, (U8)prim->pkt_flow_id, prim->ctrl_qos, &prim->qos); /* Go to state UPM LINK ESTABLISHING LLC LINK */ link_control_goto_state(ptr_context_data, UPM_LINK_ESTABLISHING_LLC_LINK); /* Order SNDCP Control to establish LLC link */ /* Pass compression parameter fields only if they are present */ if( (((T_SM_ACTIVATE_IND *)data)->v_comp_params == TRUE) ) { upm_sndcp_control(ptr_context_data, UPM_I_SNDCP_ESTABLISH_LLC_LINK, &((T_SM_ACTIVATE_IND *)data)->comp_params); } else { upm_sndcp_control(ptr_context_data, UPM_I_SNDCP_ESTABLISH_LLC_LINK, NULL); } } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : handle_llc_link_established +------------------------------------------------------------------------------ | Description : Handle UPM_I_LLC_LINK_ESTABLISHED in S8 | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_llc_link_established(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_llc_link_established"); send_sm_activate_res(ptr_context_data, ((T_SN_ACTIVATE_CNF*)data)); /* Go to state UPM LINK LLC LINK ESTABLISHED */ link_control_goto_state(ptr_context_data, UPM_LINK_LLC_LINK_ESTABLISHED); #ifndef UPM_WITHOUT_USER_PLANE /* Report initial LINK UP to Uplink Data */ upm_uplink_data_control(ptr_context_data, UPM_I_UPLINK_DATA_LINK_UP, NULL); /* Report link up to Downlink Data Control. This triggers flow control * initialization towards SNDCP. */ upm_downlink_data_control(ptr_context_data, UPM_I_DOWNLINK_DATA_LINK_UP, NULL); #endif /* UPM_WITHOUT_USER_PLANE */ } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : handle_sm_modify_ind_in_gsm +------------------------------------------------------------------------------ | Description : Handle SM_MODIFY_IND primitive while in GSM RAT. | | Parameters : ptr_context_data - Context data | data - SM_MODIFY_IND primitive +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_sm_modify_ind_in_gsm(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { T_SM_MODIFY_IND *prim = (T_SM_MODIFY_IND *)data; (void)TRACE_FUNCTION("UPM Link Control: handle_sm_modify_ind_in_gsm"); TRACE_ASSERT( data != NULL ); /*lint -e613 (Possible use of null pointer 'unknown-name' in left argument to operator '->') */ /* Store GSM-RAT relevant QoS parameters in ptr_context_data fields. */ handle_gsm_qos_store(ptr_context_data, prim->sapi, prim->radio_prio, (U8)prim->pkt_flow_id, prim->ctrl_qos, &prim->qos); /* SNDCP Control constructs a modify primitive to SNDCP */ upm_sndcp_control(ptr_context_data, UPM_I_SNDCP_MODIFY_LLC_LINK, &((T_SM_MODIFY_IND *)data)->qos.qos_r99); /*lint +e613 (Possible use of null pointer 'unknown-name' in left argument to operator '->') */ } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : handle_modify_response_in_gsm +------------------------------------------------------------------------------ | Description : Handle UPM_I_SNDCP_LLC_LINK_MODIFIED | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_modify_response_in_gsm(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_modify_response_in_gsm"); /* Send SM_MODIFY_RES */ send_sm_modify_res(ptr_context_data); } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : handle_deactivate_in_gsm +------------------------------------------------------------------------------ | Description : Handle SM_DEACTIVATE_IND while active in GSM RAT | | Parameters : ptr_context_data - Context data | data - Local flag (rel_ind) +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_deactivate_in_gsm(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_deactivate_in_gsm"); /* Go to state UPM LINK RELEASING LLC LINK */ link_control_goto_state(ptr_context_data, UPM_LINK_RELEASING_LLC_LINK); #ifndef UPM_WITHOUT_USER_PLANE /* Terminate Uplink and Downlink state machines. */ upm_uplink_data_control(ptr_context_data, UPM_I_UPLINK_DATA_LINK_DOWN, NULL); upm_downlink_data_control(ptr_context_data, UPM_I_DOWNLINK_DATA_LINK_DOWN, NULL); #endif /* UPM_WITHOUT_USER_PLANE */ /* SNDCP Control constructs a deactivate primitive for SNDCP */ upm_sndcp_control(ptr_context_data, UPM_I_SNDCP_RELEASE_LLC_LINK, data); } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : handle_deactivate_without_link_in_gsm +------------------------------------------------------------------------------ | Description : Handle SM_DEACTIVATE_IND in GSM, when no link exists (S5) | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_deactivate_without_link_in_gsm(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_deactivate_without_link_in_gsm"); /* SM_DEACTIVATE_RES sent in dispatcher. One primitive for all NSAPIs. */ /* send_sm_deactivate_res( ... ); */ upm_link_mark_nsapi_deactivated(ptr_context_data->nsapi); /* Go to state UPM LINK RELEASED */ link_control_goto_state(ptr_context_data, UPM_LINK_RELEASED); } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : handle_llc_release_normal +------------------------------------------------------------------------------ | Description : Handle UPM_I_SNDCP_LLC_LINK_RELEASED in S10 | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_llc_release_normal(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_llc_release_normal"); /* SM_DEACTIVATE_RES sent in dispatcher. One primitive for all NSAPIs. */ /* send_sm_deactivate_res( ... ); */ upm_link_mark_nsapi_deactivated(ptr_context_data->nsapi); /* Go to state UPM LINK RELEASED */ link_control_goto_state(ptr_context_data, UPM_LINK_RELEASED); } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : handle_llc_release_abnormal +------------------------------------------------------------------------------ | Description : Handle UPM_I_SNDCP_LLC_LINK_RELEASED in state other than S10 | | Parameters : ptr_context_data - Context data | data - SN_STATUS_IND primitive (unused) +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_llc_release_abnormal(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_llc_release_abnormal"); /* SM_STATUS_REQ sent once for all affected NSAPIs in sndcp_control. */ /* send_sm_status_req(...) */ /* Go to state UPM LINK RELEASED */ link_control_goto_state(ptr_context_data, UPM_LINK_RELEASED); #ifndef UPM_WITHOUT_USER_PLANE /* Terminate Uplink and Downlink state machines. */ upm_uplink_data_control(ptr_context_data, UPM_I_UPLINK_DATA_LINK_DOWN, NULL); upm_downlink_data_control(ptr_context_data, UPM_I_DOWNLINK_DATA_LINK_DOWN, NULL); #endif /* UPM_WITHOUT_USER_PLANE */ } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : handle_rat_change_to_gsm_without_context +------------------------------------------------------------------------------ | Description : Handle UPM_I_LINK_RAT_CHANGED(GSM) in S1 or S2 | | Parameters : ptr_context_data - Context Data | data - GSM/UMTS +------------------------------------------------------------------------------ */ #ifdef TI_DUAL_MODE static void handle_rat_change_to_gsm_without_context(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_rat_change_to_gsm_without_context"); TRACE_ASSERT( (T_PS_rat)data == PS_RAT_GSM ); /* Go to state UPM LINK AWAITING ACTIVATE GSM */ link_control_goto_state(ptr_context_data, UPM_LINK_AWAITING_ACTIVATE_GSM); /* Order RAB Control to await RAB release, * or to stop awaiting RAB establish */ upm_rab_control(ptr_context_data, UPM_I_RAB_AWAIT_RAB_RELEASE, NULL); } #endif /* TI_DUAL_MODE */ /* +------------------------------------------------------------------------------ | Function : handle_rat_change_to_gsm +------------------------------------------------------------------------------ | Description : Handle UPM_I_LINK_RAT_CHANGED(GSM) in S3 | | Parameters : ptr_context_data - Context data | data - GSM/UMTS +------------------------------------------------------------------------------ */ #ifdef TI_DUAL_MODE static void handle_rat_change_to_gsm(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_rat_change_to_gsm"); TRACE_ASSERT( (T_PS_rat)data == PS_RAT_GSM ); /* Go to state UPM LINK COMPLETING RAT CHANGE TO GSM */ link_control_goto_state(ptr_context_data, UPM_LINK_COMPLETING_RAT_CHANGE_TO_GSM); /* Order RAB Control to await RAB release */ upm_rab_control(ptr_context_data, UPM_I_RAB_AWAIT_RAB_RELEASE, NULL); /* Order SNDCP Control to await LLC link establishment */ upm_sndcp_control(ptr_context_data, UPM_I_SNDCP_AWAIT_ESTABLISH, NULL); } #endif /* TI_DUAL_MODE */ /* +------------------------------------------------------------------------------ | Function : handle_rab_established_in_S6 +------------------------------------------------------------------------------ | Description : Handle UPM_I_RAB_ESTABLISHED in S7 | | Parameters : ptr_context_data - Context data | data - Not used +------------------------------------------------------------------------------ */ #ifdef TI_DUAL_MODE static void handle_rab_established_in_S6(struct T_CONTEXT_DATA *ptr_context_data, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_rab_established_in_S6"); /* Go to state UPM LINK RAB ESTABLISHED */ link_control_goto_state(ptr_context_data, UPM_LINK_RAB_ESTABLISHED); /* Send SM_ACTIVATE_RES */ send_sm_activate_res(ptr_context_data, ((T_SN_ACTIVATE_CNF*)data)); /* Inform Uplink and Downlink state machines. */ upm_uplink_data_control(ptr_context_data, UPM_I_UPLINK_DATA_LINK_UP, NULL); upm_downlink_data_control(ptr_context_data, UPM_I_DOWNLINK_DATA_LINK_UP, NULL); } #endif /* TI_DUAL_MODE */ /* +------------------------------------------------------------------------------ | Function : handle_rat_change_to_umts_without_context +------------------------------------------------------------------------------ | Description : Handle UPM_I_LINK_RAT_CHANGED(UMTS) in S7 | | Parameters : ptr_context_data - Context data | data - GSM/UMTS +------------------------------------------------------------------------------ */ #ifdef TI_DUAL_MODE static void handle_rat_change_to_umts_without_context(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_rat_change_to_umts_without_context"); TRACE_ASSERT( (T_PS_rat)data == PS_RAT_UMTS_FDD ); /* Go to state UPM LINK ESTABLISHING RAB */ link_control_goto_state(ptr_context_data, UPM_LINK_ESTABLISHING_RAB); /* Order RAB Control to await RAB establishment */ upm_rab_control(ptr_context_data, UPM_I_RAB_AWAIT_INITIAL_ESTABLISH, NULL); } #endif /* TI_DUAL_MODE */ /* +------------------------------------------------------------------------------ | Function : handle_rat_change_to_umts_without_context +------------------------------------------------------------------------------ | Description : Handle UPM_I_LINK_RAT_CHANGED(UMTS) in S8 | | Parameters : ptr_context_data - Context data | data - GSM/UMTS +------------------------------------------------------------------------------ */ #ifdef TI_DUAL_MODE static void handle_rat_change_to_umts_while_establishing(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_rat_change_to_umts_while_establishing"); TRACE_ASSERT( (T_PS_rat)data == PS_RAT_UMTS_FDD ); /* Go to state UPM LINK COMPLETING RAT CHANGE TO UMTS INITIAL */ link_control_goto_state(ptr_context_data, UPM_LINK_COMPLETING_RAT_CHANGE_TO_UMTS_INITIAL); /* Order RAB Control to await RAB establishment */ upm_rab_control(ptr_context_data, UPM_I_RAB_AWAIT_INITIAL_ESTABLISH, NULL); } #endif /* TI_DUAL_MODE */ /* +------------------------------------------------------------------------------ | Function : handle_rat_change_to_umts +------------------------------------------------------------------------------ | Description : Handle UPM_I_LINK_RAT_CHANGED(UMTS) in S9 | | Parameters : ptr_context_data - Context data | data - GSM/UMTS +------------------------------------------------------------------------------ */ #ifdef TI_DUAL_MODE static void handle_rat_change_to_umts(struct T_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data) { (void)TRACE_FUNCTION("UPM Link Control: handle_rat_change_to_umts"); TRACE_ASSERT( (T_PS_rat)data == PS_RAT_UMTS_FDD ); /* Go to state UPM LINK RAB ESTABLISHED*/ link_control_goto_state(ptr_context_data, UPM_LINK_RAB_ESTABLISHED); /* Order RAB Control to await RAB establishment */ upm_rab_control(ptr_context_data, UPM_I_RAB_AWAIT_RAB_ESTABLISH, NULL); } #endif /* TI_DUAL_MODE */ /* +------------------------------------------------------------------------------ | Function : handle_gsm_qos_store +------------------------------------------------------------------------------ | Description : Store GSM-RAT relevant QoS parameters for the NSAPI | | Parameters : ptr_context_data - Context data | qos - R99 format QoS data +------------------------------------------------------------------------------ */ #ifdef TI_GPRS static void handle_gsm_qos_store(struct T_CONTEXT_DATA *ptr_context_data, U8 sapi, U8 radio_prio, U8 pkt_flow_id, T_PS_ctrl_qos ctrl_qos, T_PS_qos *qos) { struct T_UPM_CONTEXT_DATA_GPRS *gprs_data = &ptr_context_data->gprs_data; (void)TRACE_FUNCTION("UPM Link Control: handle_gsm_qos_store"); gprs_data->sndcp_llc_sapi = sapi; gprs_data->sndcp_radio_prio = radio_prio; /* [3G 24.008] version 6 says to keep PFI if omitted. */ if (pkt_flow_id != (U8)PS_PKT_FLOW_ID_NOT_PRES) { gprs_data->pkt_flow_id = pkt_flow_id; } if (ctrl_qos == PS_is_R97) { gprs_data->sndcp_delay = qos->qos_r97.delay; gprs_data->sndcp_relclass = qos->qos_r97.relclass; gprs_data->sndcp_peak_bitrate = qos->qos_r97.peak; gprs_data->sndcp_preced = qos->qos_r97.preced; gprs_data->sndcp_mean = qos->qos_r97.mean; } else if (ctrl_qos == PS_is_R99) { T_PS_qos_r97 temp_qos_r97; cl_qos_convert_r99_to_r97(&qos->qos_r99, &temp_qos_r97); gprs_data->sndcp_delay = temp_qos_r97.delay; gprs_data->sndcp_relclass = temp_qos_r97.relclass; gprs_data->sndcp_peak_bitrate = temp_qos_r97.peak; gprs_data->sndcp_preced = temp_qos_r97.preced; gprs_data->sndcp_mean = temp_qos_r97.mean; } else { (void)TRACE_ERROR("Link Control (handle_gsm_qos_store): Invalid QoS union controller!"); } } #endif /* TI_GPRS */ /* +------------------------------------------------------------------------------ | Function : upm_link_mark_nsapi_deactivated +------------------------------------------------------------------------------ | Description : Helper function to group nsapis in SM_DEACTIVATE_RES | | Parameters : nsapi - NSAPI +------------------------------------------------------------------------------ */ static U16 nsapis_to_deactivate = 0, nsapis_currently_deactivated = 0; static void upm_link_mark_nsapi_deactivated(U8 nsapi) { (void)TRACE_FUNCTION("UPM Link Control: upm_link_mark_nsapi_deactivated"); nsapis_currently_deactivated |= upm_nsapi2nsapi_set(nsapi); if (nsapis_currently_deactivated == nsapis_to_deactivate) { send_sm_deactivate_res(nsapis_to_deactivate); /* All context requested deactivated have been deactivated */ /* Zero out store */ nsapis_to_deactivate = 0; nsapis_currently_deactivated = 0; } } /*==== PUBLIC FUNCTIONS =====================================================*/ /* +------------------------------------------------------------------------------ | Function : upm_is_link_released +------------------------------------------------------------------------------ | Description : Link Control state query function. Return TRUE if Link Control | is in state UPM LINK RELEASED; returns FALSE otherwise. | | Parameters : ptr_context_data - Pointer to context data +------------------------------------------------------------------------------ */ BOOL upm_is_link_released(struct T_CONTEXT_DATA *ptr_context_data) { TRACE_ASSERT(ptr_context_data != NULL); if (link_control_state(ptr_context_data) == UPM_LINK_RELEASED) { (void)TRACE_FUNCTION("UPM Link Control: upm_is_link_released (TRUE)"); return TRUE; } else { (void)TRACE_FUNCTION("UPM Link Control: upm_is_link_released (FALSE)"); return FALSE; } } /* +------------------------------------------------------------------------------ | Function : upm_link_dispatch_sm_deactivate_ind +------------------------------------------------------------------------------ | Description : Dispatch SM_DEACTIVATE_IND | | Parameters : sm_deactivate_ind - received primitive +------------------------------------------------------------------------------ */ void upm_link_dispatch_sm_deactivate_ind(T_SM_DEACTIVATE_IND *sm_deactivate_ind) { int nsapi; struct T_CONTEXT_DATA *ptr_context_data; (void)TRACE_FUNCTION("UPM Link Control: upm_link_dispatch_sm_deactivate_ind"); /* Add NSAPI to nsapi_set to deactivate */ nsapis_to_deactivate |= sm_deactivate_ind->nsapi_set; for (nsapi = (int)NAS_NSAPI_5; nsapi < NAS_SIZE_NSAPI; nsapi++) { if ( (sm_deactivate_ind->nsapi_set & upm_nsapi2nsapi_set(nsapi)) != 0) { ptr_context_data = upm_get_context_data_from_nsapi(nsapi); if (ptr_context_data != NULL) { if (upm_is_link_released(ptr_context_data)) { nsapis_currently_deactivated |= upm_nsapi2nsapi_set(nsapi); } else { upm_link_control(ptr_context_data, UPM_P_SM_DEACTIVATE_IND, (void *)sm_deactivate_ind->rel_ind); } upm_check_for_released_context_and_release(ptr_context_data); } else { (void)TRACE_ERROR("Tried to deactivate non-existent context!"); } } } /* for */ } /* +------------------------------------------------------------------------------ | Function : upm_link_control_init +------------------------------------------------------------------------------ | Description : Link Control state machine initialization function | | Parameters : ptr_context_data - Pointer to context data +------------------------------------------------------------------------------ */ void upm_link_control_init(struct T_CONTEXT_DATA *ptr_context_data) { (void)TRACE_FUNCTION("UPM Link Control: upm_link_control_init"); TRACE_ASSERT(ptr_context_data != NULL); link_control_goto_state(ptr_context_data, UPM_LINK_RELEASED); /* Zero out store for deactivation synchronization */ nsapis_to_deactivate = 0; nsapis_currently_deactivated = 0; } /* +------------------------------------------------------------------------------ | Function : upm_link_control_exit +------------------------------------------------------------------------------ | Description : Link Control state machine exit function | | Parameters : ptr_context_data - Pointer to context data +------------------------------------------------------------------------------ */ void upm_link_control_exit(struct T_CONTEXT_DATA *ptr_context_data) { (void)TRACE_FUNCTION("UPM Link Control: upm_link_control_exit"); TRACE_ASSERT(ptr_context_data != NULL); link_control_goto_state(ptr_context_data, UPM_LINK_RELEASED); } /* +------------------------------------------------------------------------------ | Function : upm_link_control +------------------------------------------------------------------------------ | Description : Link Control state machine | | Parameters : ptr_context_data - Pointer to context data | event - Internal event (see upm_link_control.h) | data - Event dependent parameter +------------------------------------------------------------------------------ */ void upm_link_control (struct T_CONTEXT_DATA *ptr_context_data, T_UPM_LINK_CONTROL_EVENT event, /*@null@*/ void *data) { #ifdef DEBUG T_UPM_LINK_CONTROL_STATE old_state; /*@observer@*/ /*@notnull@*/ static const char *state_name[UPM_LINK_CONTROL_NUMBER_OF_STATES] = { "S0_UPM_LINK_RELEASED", #ifdef TI_UMTS "S1_UPM_LINK_ESTABLISHING_RAB", "S2_UPM_LINK_AWAITING_ACTIVATE_UMTS", "S3_UPM_LINK_RAB_ESTABLISHED", "S4_UPM_LINK_RELEASING_RAB", #endif /* TI_UMTS */ #ifdef TI_DUAL_MODE "S5_UPM_LINK_COMPLETING_RAT_CHANGE_TO_GSM", "S6_UPM_LINK_COMPLETING_RAT_CHANGE_TO_UMTS_INITIAL", #endif /* TI_DUAL_MODE */ #ifdef TI_GPRS "S7_UPM_LINK_AWAITING_ACTIVATE_GSM", "S8_UPM_LINK_ESTABLISHING_LLC_LINK", "S9_UPM_LINK_LLC_LINK_ESTABLISHED", "S10_UPM_LINK_RELEASING_LLC_LINK" #endif /* TI_GPRS */ }; /*@observer@*/ /*@notnull@*/ static const char *event_name[UPM_LINK_CONTROL_NUMBER_OF_EVENTS] = { "UPM_P_SM_ACTIVATE_STARTED_IND", "UPM_P_SM_ACTIVATE_IND", "UPM_P_SM_DEACTIVATE_IND", "UPM_P_SM_MODIFY_IND", "UPM_I_LINK_DTI_CLOSED", "UPM_I_RAB_ESTABLISHED", "UPM_I_RAB_RELEASED", "UPM_I_SNDCP_LLC_LINK_ESTABLISHED", "UPM_I_SNDCP_LLC_LINK_MODIFIED", "UPM_I_SNDCP_LLC_LINK_RELEASED", "UPM_I_LINK_RAT_CHANGED" }; TRACE_ASSERT(ptr_context_data != NULL); TRACE_ASSERT(event < UPM_LINK_CONTROL_NUMBER_OF_EVENTS); old_state = link_control_state(ptr_context_data); TRACE_ASSERT(old_state < UPM_LINK_CONTROL_NUMBER_OF_STATES); if (transition[(U16)old_state][(U16)event].event != event) { (void)TRACE_ERROR("Event table error in upm_link_control!"); } #endif /* DEBUG */ transition[(U16)link_control_state(ptr_context_data)][(U16)event].func(ptr_context_data, data); #ifdef DEBUG (void)TRACE_EVENT_P4("LINK #%d: %s => %s to %s", ptr_context_data->nsapi, event_name[(U16)event], state_name[(U16)old_state], state_name[(U16)link_control_state(ptr_context_data)]); #endif /* DEBUG */ } /*==== END OF FILE ==========================================================*/