From patchwork Sun Aug 21 11:24:25 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxim Altshul X-Patchwork-Id: 9292119 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 350E9608A7 for ; Sun, 21 Aug 2016 11:17:17 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 27AEB28AE8 for ; Sun, 21 Aug 2016 11:17:17 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1B94D28AEA; Sun, 21 Aug 2016 11:17:17 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A938A28AE8 for ; Sun, 21 Aug 2016 11:17:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752833AbcHULRO (ORCPT ); Sun, 21 Aug 2016 07:17:14 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:58826 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752572AbcHULRM (ORCPT ); Sun, 21 Aug 2016 07:17:12 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id u7LBH7Aq023321; Sun, 21 Aug 2016 06:17:07 -0500 Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id u7LBH6Qv014093; Sun, 21 Aug 2016 06:17:06 -0500 Received: from dlep32.itg.ti.com (157.170.170.100) by DFLE73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.3.294.0; Sun, 21 Aug 2016 06:17:05 -0500 Received: from wlsrv.emea.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id u7LBH279015753; Sun, 21 Aug 2016 06:17:05 -0500 From: Maxim Altshul To: CC: , , Maxim Altshul Subject: [PATCH 3/3 v2] wlcore: Add RX_BA_WIN_SIZE_CHANGE_EVENT event Date: Sun, 21 Aug 2016 14:24:25 +0300 Message-ID: <20160821112425.11302-3-maxim.altshul@ti.com> X-Mailer: git-send-email 2.9.0 In-Reply-To: <20160821112425.11302-2-maxim.altshul@ti.com> References: <20160821112425.11302-1-maxim.altshul@ti.com> <20160821112425.11302-2-maxim.altshul@ti.com> MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This event is used by the Firmware to limit the RX BA win size for a specific link. The event handler updates the new size in the mac's sta->sta struct. BA sessions opened for that link will use the new restricted win_size. This limitation remains until a new update is received or until the link is closed. Signed-off-by: Maxim Altshul --- Instead of calling ieee80211_change_rx_ba_max_subframes which was removed in v2, we will find the station, change the window size and call for a stop on it's active RX BA sessions. drivers/net/wireless/ti/wl18xx/event.c | 28 ++++++++++++++++++++++++++++ drivers/net/wireless/ti/wl18xx/event.h | 1 + drivers/net/wireless/ti/wl18xx/main.c | 3 ++- 3 files changed, 31 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ti/wl18xx/event.c b/drivers/net/wireless/ti/wl18xx/event.c index 2c5df43..9fd1c69 100644 --- a/drivers/net/wireless/ti/wl18xx/event.c +++ b/drivers/net/wireless/ti/wl18xx/event.c @@ -217,5 +217,33 @@ int wl18xx_process_mailbox_events(struct wl1271 *wl) if (vector & FW_LOGGER_INDICATION) wlcore_event_fw_logger(wl); + if (vector & RX_BA_WIN_SIZE_CHANGE_EVENT_ID) { + struct wl12xx_vif *wlvif; + struct ieee80211_vif *vif; + struct ieee80211_sta *sta; + u8 link_id = mbox->rx_ba_link_id; + u8 win_size = mbox->rx_ba_win_size; + const u8 *addr; + + wlvif = wl->links[link_id].wlvif; + vif = wl12xx_wlvif_to_vif(wlvif); + + /* Update RX aggregation window size and call + * MAC routine to stop active RX aggregations for this link + */ + if (wlvif->bss_type != BSS_TYPE_AP_BSS) + addr = vif->bss_conf.bssid; + else + addr = wl->links[link_id].addr; + + sta = ieee80211_find_sta(vif, addr); + if (sta) { + sta->max_rx_aggregation_subframes = win_size; + ieee80211_stop_rx_ba_session(vif, + wl->links[link_id].ba_bitmap, + addr); + } + } + return 0; } diff --git a/drivers/net/wireless/ti/wl18xx/event.h b/drivers/net/wireless/ti/wl18xx/event.h index ce8ea9c0..4af297f 100644 --- a/drivers/net/wireless/ti/wl18xx/event.h +++ b/drivers/net/wireless/ti/wl18xx/event.h @@ -38,6 +38,7 @@ enum { REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID = BIT(18), DFS_CHANNELS_CONFIG_COMPLETE_EVENT = BIT(19), PERIODIC_SCAN_REPORT_EVENT_ID = BIT(20), + RX_BA_WIN_SIZE_CHANGE_EVENT_ID = BIT(21), SMART_CONFIG_SYNC_EVENT_ID = BIT(22), SMART_CONFIG_DECODE_EVENT_ID = BIT(23), TIME_SYNC_EVENT_ID = BIT(24), diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index 00a04df..dafb2fd 100644 --- a/drivers/net/wireless/ti/wl18xx/main.c +++ b/drivers/net/wireless/ti/wl18xx/main.c @@ -1041,7 +1041,8 @@ static int wl18xx_boot(struct wl1271 *wl) SMART_CONFIG_SYNC_EVENT_ID | SMART_CONFIG_DECODE_EVENT_ID | TIME_SYNC_EVENT_ID | - FW_LOGGER_INDICATION; + FW_LOGGER_INDICATION | + RX_BA_WIN_SIZE_CHANGE_EVENT_ID; wl->ap_event_mask = MAX_TX_FAILURE_EVENT_ID;