From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]:41712 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752818AbcKRJsW (ORCPT ); Fri, 18 Nov 2016 04:48:22 -0500 From: Stanislaw Gruszka To: linux-wireless@vger.kernel.org Cc: Helmut Schaa , Mathias Kresin Subject: [PATCH v2 7/9] rt2800: use RTS/CTS protection instead of CTS-to-self Date: Fri, 18 Nov 2016 10:43:59 +0100 Message-Id: <1479462241-9299-8-git-send-email-sgruszka@redhat.com> (sfid-20161118_104828_006186_03B3E083) In-Reply-To: <1479462241-9299-1-git-send-email-sgruszka@redhat.com> References: <1479462241-9299-1-git-send-email-sgruszka@redhat.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Change default to RTS/CTS protection. This has a cost of transmitting one more control frame (RTS) however protect us from traffic from hidden node. On station mode will use CTS-to-self if AP will configure that for the network. Signed-off-by: Stanislaw Gruszka --- drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c index 812f8e7..57bfec4 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -1621,7 +1621,7 @@ static void rt2800_config_ht_opmode(struct rt2x00_dev *rt2x00dev, * => Protect all HT40 transmissions. */ mm20_mode = gf20_mode = 0; - mm40_mode = gf40_mode = 2; + mm40_mode = gf40_mode = 1; break; case IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER: @@ -1644,7 +1644,7 @@ static void rt2800_config_ht_opmode(struct rt2x00_dev *rt2x00dev, * Legacy STAs are present * => Protect all HT transmissions. */ - mm20_mode = mm40_mode = gf20_mode = gf40_mode = 2; + mm20_mode = mm40_mode = gf20_mode = gf40_mode = 1; /* * If erp protection is needed we have to protect HT @@ -1660,7 +1660,7 @@ static void rt2800_config_ht_opmode(struct rt2x00_dev *rt2x00dev, /* check for STAs not supporting greenfield mode */ if (any_sta_nongf) - gf20_mode = gf40_mode = 2; + gf20_mode = gf40_mode = 1; /* Update HT protection config */ rt2800_register_read(rt2x00dev, MM20_PROT_CFG, ®); -- 1.8.3.1