From patchwork Thu Jan 22 20:32:59 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Emmanuel Grumbach X-Patchwork-Id: 5687961 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 2910D9F536 for ; Thu, 22 Jan 2015 20:34:06 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 903AD2024F for ; Thu, 22 Jan 2015 20:34:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 856DD20260 for ; Thu, 22 Jan 2015 20:34:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754387AbbAVUdy (ORCPT ); Thu, 22 Jan 2015 15:33:54 -0500 Received: from mga09.intel.com ([134.134.136.24]:42471 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754346AbbAVUdt (ORCPT ); Thu, 22 Jan 2015 15:33:49 -0500 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga102.jf.intel.com with ESMTP; 22 Jan 2015 12:30:47 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,862,1389772800"; d="scan'208";a="443878066" Received: from ygoren-mobl1.ger.corp.intel.com (HELO egrumbacBox.ger.corp.intel.com) ([10.255.200.254]) by FMSMGA003.fm.intel.com with ESMTP; 22 Jan 2015 12:20:23 -0800 From: Emmanuel Grumbach To: linux-wireless@vger.kernel.org Cc: Emmanuel Grumbach Subject: [PATCH 08/38] iwlwifi: mvm: rs: allow to disable MIMO for P2P only Date: Thu, 22 Jan 2015 22:32:59 +0200 Message-Id: <1421958809-3371-8-git-send-email-emmanuel.grumbach@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1421958313.6424.2.camel@egrumbacBox> References: <1421958313.6424.2.camel@egrumbacBox> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This is to work around interoperability bugs with devices that don't hanle MIMO properly. Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/iwlwifi/mvm/constants.h | 2 +- drivers/net/wireless/iwlwifi/mvm/rs.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/mvm/constants.h b/drivers/net/wireless/iwlwifi/mvm/constants.h index 2d8e7e3..f98f3ef 100644 --- a/drivers/net/wireless/iwlwifi/mvm/constants.h +++ b/drivers/net/wireless/iwlwifi/mvm/constants.h @@ -101,7 +101,7 @@ #define IWL_MVM_FW_BCAST_FILTER_PASS_ALL 0 #define IWL_MVM_QUOTA_THRESHOLD 8 #define IWL_MVM_RS_RSSI_BASED_INIT_RATE 0 -#define IWL_MVM_RS_DISABLE_MIMO 0 +#define IWL_MVM_RS_DISABLE_P2P_MIMO 0 #define IWL_MVM_RS_NUM_TRY_BEFORE_ANT_TOGGLE 1 #define IWL_MVM_RS_HT_VHT_RETRIES_PER_RATE 2 #define IWL_MVM_RS_HT_VHT_RETRIES_PER_RATE_TW 1 diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index 4747224..57a6094 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -2763,7 +2763,7 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, lq_sta->stbc = true; } - if (IWL_MVM_RS_DISABLE_MIMO) + if (IWL_MVM_RS_DISABLE_P2P_MIMO && sta_priv->vif->p2p) lq_sta->active_mimo2_rate = 0; lq_sta->max_legacy_rate_idx =