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Commit 447a92c1 authored by Surabhi Vishnoi's avatar Surabhi Vishnoi Committed by Madan Koyyalamudi
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qcacld-3.0: Optimize the roam latency time 

This change optimizes the time to enable the TX queues during
connect/roaming by deferring the oem response to userspace and
roam_auth indication to wpa_supplicant.
Also, ignore tx power stats if the roaming is in progress.

Change-Id: I1724022de3b87482e4e4a35efac358de9f6a367d
CRs-Fixed: 3119070
parent 3280fd22

core/hdd/src/wlan_hdd_assoc.c

+51 −38
Original line number Diff line number Diff line
@@ -3085,15 +3085,6 @@ hdd_association_completion_handler(struct hdd_adapter *adapter, 
				  sta_ctx->ap_supports_immediate_power_save);

		}



		/* Indicate 'connect' status to user space */

		hdd_send_association_event(dev, roam_info);



		if (policy_mgr_is_mcc_in_24G(hdd_ctx->psoc)) {

			if (hdd_ctx->miracast_value)

				wlan_hdd_set_mas(adapter,

					hdd_ctx->miracast_value);

		}



		/* Initialize the Linkup event completion variable */

		INIT_COMPLETION(adapter->linkup_event_var);
@@ -3289,6 +3280,33 @@ hdd_association_completion_handler(struct hdd_adapter *adapter, 
				assoc_req_len = 0;

			}



			if (!hddDisconInProgress) {

				/*

				 * Perform any WMM-related association

				 * processing.

				 */

				hdd_wmm_assoc(adapter, roam_info,

					      eCSR_BSS_TYPE_INFRASTRUCTURE);



				/*

				 * Register the Station with DP after associated

				 */

				qdf_status = hdd_roam_register_sta(adapter,

						roam_info,

						roam_info->bss_desc);

				hdd_debug("Enabling queues");

				hdd_netif_queue_enable(adapter);

			}



			/* Indicate 'connect' status to user space */

			hdd_send_association_event(dev, roam_info);



			if (policy_mgr_is_mcc_in_24G(hdd_ctx->psoc)) {

				if (hdd_ctx->miracast_value)

					wlan_hdd_set_mas(adapter,

						hdd_ctx->miracast_value);

			}



			if ((roam_info->u.pConnectedProfile->AuthType ==

			     eCSR_AUTH_TYPE_FT_RSN) ||

			    (roam_info->u.pConnectedProfile->AuthType ==
@@ -3430,38 +3448,10 @@ hdd_association_completion_handler(struct hdd_adapter *adapter, 
							       conn_info_freq);

				}

			}

			if (!hddDisconInProgress) {

				/*

				 * Perform any WMM-related association

				 * processing.

				 */

				hdd_wmm_assoc(adapter, roam_info,

					      eCSR_BSS_TYPE_INFRASTRUCTURE);



				/*

				 * Register the Station with DP after associated

				 */

				qdf_status = hdd_roam_register_sta(adapter,

						roam_info,

						roam_info->bss_desc);

				hdd_debug("Enabling queues");

				hdd_netif_queue_enable(adapter);

			}

		} else {

			/*

			 * wpa supplicant expecting WPA/RSN IE in connect result

			 * in case of reassociation also need to indicate it to

			 * supplicant.

			 */

			sme_roam_get_wpa_rsn_req_ie(

						mac_handle,

						adapter->vdev_id,

						&reqRsnLength, reqRsnIe);



			cdp_hl_fc_set_td_limit(soc, adapter->vdev_id,

					       conn_info_freq);

			hdd_send_re_assoc_event(dev, adapter, roam_info,

						reqRsnIe, reqRsnLength);



			/* Reassoc successfully */

			if (roam_info->fAuthRequired) {

				qdf_status =
@@ -3499,7 +3489,30 @@ hdd_association_completion_handler(struct hdd_adapter *adapter, 
			/* Start the tx queues */

			hdd_debug("Enabling queues");

			hdd_netif_queue_enable(adapter);



			/* Indicate 'connect' status to user space */

			hdd_send_association_event(dev, roam_info);



			if (policy_mgr_is_mcc_in_24G(hdd_ctx->psoc)) {

				if (hdd_ctx->miracast_value)

					wlan_hdd_set_mas(adapter,

						hdd_ctx->miracast_value);

			}



			/*

			 * wpa supplicant expecting WPA/RSN IE in connect result

			 * in case of reassociation also need to indicate it to

			 * supplicant.

			 */

			sme_roam_get_wpa_rsn_req_ie(

						mac_handle,

						adapter->vdev_id,

						&reqRsnLength, reqRsnIe);



			hdd_send_re_assoc_event(dev, adapter, roam_info,

						reqRsnIe, reqRsnLength);

		}



		qdf_mem_free(reqRsnIe);



		if (!QDF_IS_STATUS_SUCCESS(qdf_status)) {

core/hdd/src/wlan_hdd_power.c

+2 −1
Original line number Diff line number Diff line
@@ -2938,7 +2938,8 @@ static int __wlan_hdd_cfg80211_get_txpower(struct wiphy *wiphy, 
	case QDF_STA_MODE:

	case QDF_P2P_CLIENT_MODE:

		sta_ctx = WLAN_HDD_GET_STATION_CTX_PTR(adapter);

		if (sta_ctx->hdd_reassoc_scenario) {

		if (sta_ctx->hdd_reassoc_scenario ||

		    hdd_is_roaming_in_progress(hdd_ctx)) {

			hdd_debug("Roaming is in progress, rej this req");

			return -EINVAL;

		}