qcacld-3.0: Stop all the flows for emergency deauth roaming

Stop all the TSPEC flows after roaming to new AP due to
disconnect roam trigger as the previoes TSPEC session is not
valid. Firmware clears the TSPEC session on deauth roaming and
doesn't include the RIC IE in roams followed by deauth trigger.
But host entry for the TSPEC flows exist and doesn't allow new
TSPEC session setup commands.

Clear all the TSPEC flows with older AP to allow new TSPEC
session creation with roamed AP due to disconnect roam trigger.

Change-Id: I9d75acba402e6d8380584fd1ffd310c2a21cd19d
CRs-Fixed: 2816035

core/sme/inc/sme_qos_internal.h

@@ -58,6 +58,7 @@ typedef enum {
 	SME_QOS_CSR_HANDOFF_COMPLETE,
 	SME_QOS_CSR_PREAUTH_SUCCESS_IND,
 	SME_QOS_CSR_SET_KEY_SUCCESS_IND,
+	SME_QOS_CSR_DISCONNECT_ROAM_COMPLETE,
 } sme_qos_csr_event_indType;
 
 #ifdef FEATURE_WLAN_DIAG_SUPPORT

core/sme/src/csr/csr_api_roam.c

@@ -19519,6 +19519,8 @@ csr_check_and_set_sae_single_pmk_cap(struct mac_context *mac_ctx,
 
 #define IS_ROAM_REASON_STA_KICKOUT(reason) ((reason & 0xF) == \
 	WMI_ROAM_TRIGGER_REASON_STA_KICKOUT)
+#define IS_ROAM_REASON_DISCONNECTION(reason) ((reason & 0xF) == \
+	WMI_ROAM_TRIGGER_REASON_DEAUTH)
 
 /**
  * csr_roam_update_wait_for_key_timer_info() - API to update timer info
@@ -20037,9 +20039,8 @@ csr_process_roam_sync_callback(struct mac_context *mac_ctx,
 		roam_synch_data->join_rsp->tspecIeLen);
 #endif
 
-	QDF_TRACE(QDF_MODULE_ID_SME, QDF_TRACE_LEVEL_DEBUG,
-		FL("LFR3: RIC length - %d"),
-		roam_synch_data->join_rsp->parsedRicRspLen);
+	sme_debug("LFR3: RIC length - %d",
+		  roam_synch_data->join_rsp->parsedRicRspLen);
 	if (len) {
 		session->connectedInfo.pbFrames =
 			qdf_mem_malloc(len);
@@ -20146,6 +20147,12 @@ csr_process_roam_sync_callback(struct mac_context *mac_ctx,
 
 	csr_roam_call_callback(mac_ctx, session_id, roam_info, 0,
 		eCSR_ROAM_ASSOCIATION_COMPLETION, eCSR_ROAM_RESULT_ASSOCIATED);
+
+	if (IS_ROAM_REASON_DISCONNECTION(roam_synch_data->roamReason))
+		sme_qos_csr_event_ind(mac_ctx, session_id,
+				      SME_QOS_CSR_DISCONNECT_ROAM_COMPLETE,
+				      NULL);
+
 	if (!CSR_IS_WAIT_FOR_KEY(mac_ctx, session_id)) {
 		QDF_TRACE(QDF_MODULE_ID_SME,
 				QDF_TRACE_LEVEL_DEBUG,

core/sme/src/qos/sme_qos.c

@@ -890,6 +890,21 @@ QDF_STATUS sme_qos_msg_processor(struct mac_context *mac_ctx,
 	return status;
 }
 
+/**
+ * sme_qos_process_disconnect_roam_ind() - Delete the existing TSPEC
+ * flows when roaming due to disconnect is complete.
+ * @mac - Pointer to the global MAC parameter structure.
+ * @vdev_id: Vdev id
+ *
+ * Return: None
+ */
+static void
+sme_qos_process_disconnect_roam_ind(struct mac_context *mac,
+				    uint8_t vdev_id)
+{
+	sme_qos_delete_existing_flows(mac, vdev_id);
+}
+
 /*
  * sme_qos_csr_event_ind() - The QoS sub-module in SME expects notifications
  * from CSR when certain events occur as mentioned in sme_qos_csr_event_indType.
@@ -961,6 +976,10 @@ QDF_STATUS sme_qos_csr_event_ind(struct mac_context *mac,
 			sme_qos_process_set_key_success_ind(mac, sessionId,
 							    pEvent_info);
 		break;
+	case SME_QOS_CSR_DISCONNECT_ROAM_COMPLETE:
+		sme_qos_process_disconnect_roam_ind(mac, sessionId);
+		status = QDF_STATUS_SUCCESS;
+		break;
 	default:
 		/* Err msg */
 		sme_err("On Session %d Unknown Event %d received from CSR",