Revert "qcacmn: Provide Rx LDPC support for 2G STA"

This reverts change-id: Ib0183fea06619056c61e297d3fcfd82d91775dcd.

CRs-Fixed: 2046542
Change-Id: I558d2d78683133fbd8ab97260aa484a997bd3e7e

umac/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h

@@ -735,9 +735,6 @@ typedef void (*policy_mgr_nss_update_cback)(struct wlan_objmgr_psoc *psoc,
 /**
  * struct policy_mgr_sme_cbacks - SME Callbacks to be invoked
  * from policy manager
- * @sme_check_enable_rx_ldpc_sta_ini_item: Get rx ldpc sta ini value
- * @sme_set_vdev_ies_per_band: Set vdev IEs per band
- * @sme_issue_same_ap_reassoc_cmd: Issue AP reassoc
  * @sme_get_valid_channels: Get valid channel list
  * @sme_get_nss_for_vdev: Get the allowed nss value for the vdev
  * @sme_soc_set_dual_mac_config: Set the dual MAC scan & FW
@@ -748,10 +745,6 @@ typedef void (*policy_mgr_nss_update_cback)(struct wlan_objmgr_psoc *psoc,
  * @sme_change_mcc_beacon_interval: Set MCC beacon interval to FW
  */
 struct policy_mgr_sme_cbacks {
-	bool (*sme_check_enable_rx_ldpc_sta_ini_item)(void);
-	void (*sme_set_vdev_ies_per_band)(uint8_t vdev_id,
-					  uint8_t is_hw_mode_dbs);
-	QDF_STATUS (*sme_issue_same_ap_reassoc_cmd)(uint8_t session_id);
 	QDF_STATUS (*sme_get_valid_channels)(uint8_t *chan_list,
 		uint32_t *list_len);
 	void (*sme_get_nss_for_vdev)(enum tQDF_ADAPTER_MODE,
@@ -1913,19 +1906,4 @@ uint32_t policy_mgr_get_hw_dbs_nss(struct wlan_objmgr_psoc *psoc,
  * Return: true for success, else false
  */
 bool policy_mgr_is_dnsc_set(struct wlan_objmgr_vdev *vdev);
-
-/**
- * policy_mgr_find_sta_and_update_caps_with_reassociation() - find sta and
- *		update HT/VHT caps and do reassociation with same ap
- * @psoc: PSOC object information
- * @is_hw_mode_dbs: DBS or NON-DBS hardware mode to use
- *
- * This API will find the 2G STA currently active from policy manager table
- * and update their HT/VHT caps to firmware and trigger self reassociation
- * with same AP through LFR3 roaming module.
- *
- * Return: QDF_STATUS
- */
-QDF_STATUS policy_mgr_find_sta_and_update_caps_with_reassociation(
-			struct wlan_objmgr_psoc *psoc, uint8_t is_hw_mode_dbs);
 #endif /* __WLAN_POLICY_MGR_API_H */

umac/cmn_services/policy_mgr/src/wlan_policy_mgr_action.c

@@ -423,7 +423,6 @@ QDF_STATUS policy_mgr_next_actions(struct wlan_objmgr_psoc *psoc,
 	QDF_STATUS status = QDF_STATUS_E_FAILURE;
 	struct policy_mgr_hw_mode_params hw_mode;
 	struct dbs_nss nss_dbs;
-	struct policy_mgr_psoc_priv_obj *pm_ctx;
 
 	if (policy_mgr_is_hw_dbs_capable(psoc) == false) {
 		policy_mgr_err("driver isn't dbs capable, no further action needed");
@@ -448,12 +447,6 @@ QDF_STATUS policy_mgr_next_actions(struct wlan_objmgr_psoc *psoc,
 		return QDF_STATUS_E_ALREADY;
 	}
 
-	pm_ctx = policy_mgr_get_context(psoc);
-	if (!pm_ctx) {
-		policy_mgr_err("Invalid context");
-		return QDF_STATUS_E_FAILURE;
-	}
-
 	if ((PM_SBS == action) || (action == PM_SBS_DOWNGRADE)) {
 		if (!policy_mgr_is_hw_sbs_capable(psoc)) {
 			/* No action */
@@ -466,31 +459,6 @@ QDF_STATUS policy_mgr_next_actions(struct wlan_objmgr_psoc *psoc,
 
 	}
 
-	/*
-	 * just check PM_DBS action only, no need to check for
-	 * PM_DBS_DOWNGRADE as it will eventually call PM_DBS. if you check
-	 * for PM_DBS_DOWNGRADE then IE update and self reassoc will happen
-	 * two times back to back as this functon is nested which
-	 * will not make sense. Same things apply for PM_SINGLE_MAC_UPGRADE
-	 * and PM_SINGLE_MAC operations.
-	 */
-	if ((PM_DBS == action) && !hw_mode.dbs_cap &&
-	    pm_ctx->sme_cbacks.sme_check_enable_rx_ldpc_sta_ini_item()) {
-		policy_mgr_notice("Going for DBS, disable rx-ldpc for all 2G STAs");
-		policy_mgr_find_sta_and_update_caps_with_reassociation(psoc,
-								       true);
-	} else if ((PM_SINGLE_MAC == action) && hw_mode.dbs_cap
-		   &&
-		   pm_ctx->sme_cbacks.sme_check_enable_rx_ldpc_sta_ini_item()) {
-		/*
-		 * don't use default RX LDPC which isenabled for 5g and
-		 * disable for 2g
-		 */
-		policy_mgr_notice("Going for SMM, enable rx-ldpc for all 2G STAs");
-		policy_mgr_find_sta_and_update_caps_with_reassociation(psoc,
-								       false);
-	}
-
 	switch (action) {
 	case PM_DBS_DOWNGRADE:
 		/*

umac/cmn_services/policy_mgr/src/wlan_policy_mgr_core.c

@@ -2252,50 +2252,6 @@ static void policy_mgr_nss_update_cb(struct wlan_objmgr_psoc *psoc,
 	return;
 }
 
-QDF_STATUS policy_mgr_find_sta_and_update_caps_with_reassociation(
-			struct wlan_objmgr_psoc *psoc, uint8_t is_hw_mode_dbs)
-{
-	struct policy_mgr_psoc_priv_obj *pm_ctx;
-	QDF_STATUS status = QDF_STATUS_SUCCESS;
-	uint32_t index, count;
-	uint32_t list[MAX_NUMBER_OF_CONC_CONNECTIONS];
-	uint32_t conn_index = 0;
-	uint32_t vdev_id, channel;
-
-	pm_ctx = policy_mgr_get_context(psoc);
-	if (!pm_ctx) {
-		policy_mgr_err("Invalid Context");
-		return QDF_STATUS_E_FAILURE;
-	}
-
-	count = policy_mgr_mode_specific_connection_count(psoc, PM_STA_MODE,
-							  list);
-	for (index = 0; index < count; index++) {
-		qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock);
-		vdev_id = pm_conc_connection_list[list[index]].vdev_id;
-		channel = pm_conc_connection_list[list[index]].chan;
-		qdf_mutex_release(&pm_ctx->qdf_conc_list_lock);
-		conn_index = policy_mgr_get_connection_for_vdev_id(psoc,
-								   vdev_id);
-		if (MAX_NUMBER_OF_CONC_CONNECTIONS == conn_index) {
-			policy_mgr_err("connection not found for vdev %d",
-				       vdev_id);
-			continue;
-		}
-		/* do it only for 2.4GHz channels */
-		if (!WLAN_REG_IS_24GHZ_CH(channel))
-			continue;
-		pm_ctx->sme_cbacks.sme_set_vdev_ies_per_band(vdev_id,
-							     is_hw_mode_dbs);
-		status = pm_ctx->sme_cbacks.sme_issue_same_ap_reassoc_cmd(
-							vdev_id);
-		if (QDF_STATUS_E_FAILURE == status)
-			policy_mgr_err("Self reassoc failed %d", status);
-	}
-
-	return status;
-}
-
 /**
  * policy_mgr_complete_action() - initiates actions needed on
  * current connections once channel has been decided for the new

umac/cmn_services/policy_mgr/src/wlan_policy_mgr_init_deinit.c

@@ -501,12 +501,6 @@ QDF_STATUS policy_mgr_register_sme_cb(struct wlan_objmgr_psoc *psoc,
 		return QDF_STATUS_E_FAILURE;
 	}
 
-	pm_ctx->sme_cbacks.sme_check_enable_rx_ldpc_sta_ini_item =
-		sme_cbacks->sme_check_enable_rx_ldpc_sta_ini_item;
-	pm_ctx->sme_cbacks.sme_set_vdev_ies_per_band =
-		sme_cbacks->sme_set_vdev_ies_per_band;
-	pm_ctx->sme_cbacks.sme_issue_same_ap_reassoc_cmd =
-		sme_cbacks->sme_issue_same_ap_reassoc_cmd;
 	pm_ctx->sme_cbacks.sme_get_nss_for_vdev =
 		sme_cbacks->sme_get_nss_for_vdev;
 	pm_ctx->sme_cbacks.sme_get_valid_channels =