From patchwork Sun Mar 1 19:31:22 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Emmanuel Grumbach X-Patchwork-Id: 5908961 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id CD533BF440 for ; Sun, 1 Mar 2015 19:32:13 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 0F49D20270 for ; Sun, 1 Mar 2015 19:32:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2A5F82026D for ; Sun, 1 Mar 2015 19:32:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752939AbbCATcL (ORCPT ); Sun, 1 Mar 2015 14:32:11 -0500 Received: from mga09.intel.com ([134.134.136.24]:24060 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752173AbbCATcI (ORCPT ); Sun, 1 Mar 2015 14:32:08 -0500 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga102.jf.intel.com with ESMTP; 01 Mar 2015 11:30:50 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,672,1418112000"; d="scan'208";a="685230983" Received: from ebussiba-mobl2.ger.corp.intel.com (HELO egrumbacBox.ger.corp.intel.com) ([10.254.149.61]) by fmsmga002.fm.intel.com with ESMTP; 01 Mar 2015 11:32:04 -0800 From: Emmanuel Grumbach To: linux-wireless@vger.kernel.org Cc: Eyal Shapira , Eyal Shapira , Emmanuel Grumbach Subject: [PATCH 09/31] iwlwifi: mvm: fix BT coex shared antenna activity check Date: Sun, 1 Mar 2015 21:31:22 +0200 Message-Id: <1425238304-498-9-git-send-email-emmanuel.grumbach@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1425238186.30202.5.camel@egrumbacBox> References: <1425238186.30202.5.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 From: Eyal Shapira The shared antenna should be forbidden to use only if there's high BT activity. Comparing to BT_OFF was effectively causing us to always forbid using the shared antenna for SISO. This leads to degraded performance in scenarios where the shared antenna would have better performance. Signed-off-by: Eyal Shapira Reviewed-by: Johannes Berg Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/iwlwifi/mvm/coex_legacy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c b/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c index d530ef3..85144d5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c @@ -1176,7 +1176,7 @@ bool iwl_mvm_bt_coex_is_ant_avail_old(struct iwl_mvm *mvm, u8 ant) bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm) { u32 ag = le32_to_cpu(mvm->last_bt_notif_old.bt_activity_grading); - return ag == BT_OFF; + return ag < BT_HIGH_TRAFFIC; } bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,