From owner-svn-src-head@freebsd.org Sun Feb 21 18:51:50 2016 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 447A2AB09B9; Sun, 21 Feb 2016 18:51:50 +0000 (UTC) (envelope-from avos@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 1B32B1097; Sun, 21 Feb 2016 18:51:50 +0000 (UTC) (envelope-from avos@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u1LIpnb7041324; Sun, 21 Feb 2016 18:51:49 GMT (envelope-from avos@FreeBSD.org) Received: (from avos@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u1LIpnnF041323; Sun, 21 Feb 2016 18:51:49 GMT (envelope-from avos@FreeBSD.org) Message-Id: <201602211851.u1LIpnnF041323@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avos set sender to avos@FreeBSD.org using -f From: Andriy Voskoboinyk Date: Sun, 21 Feb 2016 18:51:49 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r295865 - head/sys/dev/rtwn X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 21 Feb 2016 18:51:50 -0000 Author: avos Date: Sun Feb 21 18:51:48 2016 New Revision: 295865 URL: https://svnweb.freebsd.org/changeset/base/295865 Log: rtwn: import r290048. - Fix scanning from AUTH state. Tested by: Simone Mario Lombardo PR: 203105 Reviewed by: kevlo Approved by: adrian (mentor) Differential Revision: https://reviews.freebsd.org/D4820 Modified: head/sys/dev/rtwn/if_rtwn.c Modified: head/sys/dev/rtwn/if_rtwn.c ============================================================================== --- head/sys/dev/rtwn/if_rtwn.c Sun Feb 21 18:35:01 2016 (r295864) +++ head/sys/dev/rtwn/if_rtwn.c Sun Feb 21 18:51:48 2016 (r295865) @@ -168,6 +168,8 @@ static void rtwn_get_txpower(struct rtwn uint16_t[]); static void rtwn_set_txpower(struct rtwn_softc *, struct ieee80211_channel *, struct ieee80211_channel *); +static void rtwn_set_rx_bssid_all(struct rtwn_softc *, int); +static void rtwn_set_gain(struct rtwn_softc *, uint8_t); static void rtwn_scan_start(struct ieee80211com *); static void rtwn_scan_end(struct ieee80211com *); static void rtwn_set_channel(struct ieee80211com *); @@ -1237,22 +1239,6 @@ rtwn_newstate(struct ieee80211vap *vap, rtwn_set_led(sc, RTWN_LED_LINK, 0); break; case IEEE80211_S_SCAN: - if (vap->iv_state != IEEE80211_S_SCAN) { - /* Allow Rx from any BSSID. */ - rtwn_write_4(sc, R92C_RCR, - rtwn_read_4(sc, R92C_RCR) & - ~(R92C_RCR_CBSSID_DATA | R92C_RCR_CBSSID_BCN)); - - /* Set gain for scanning. */ - reg = rtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); - reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, 0x20); - rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); - - reg = rtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); - reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, 0x20); - rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); - } - /* Make link LED blink during scan. */ rtwn_set_led(sc, RTWN_LED_LINK, !sc->ledlink); @@ -1261,14 +1247,6 @@ rtwn_newstate(struct ieee80211vap *vap, rtwn_read_1(sc, R92C_TXPAUSE) | 0x0f); break; case IEEE80211_S_AUTH: - /* Set initial gain under link. */ - reg = rtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); - reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, 0x32); - rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); - - reg = rtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); - reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, 0x32); - rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); rtwn_set_chan(sc, ic->ic_curchan, NULL); break; case IEEE80211_S_RUN: @@ -2684,17 +2662,56 @@ rtwn_set_txpower(struct rtwn_softc *sc, } static void +rtwn_set_rx_bssid_all(struct rtwn_softc *sc, int enable) +{ + uint32_t reg; + + reg = rtwn_read_4(sc, R92C_RCR); + if (enable) + reg &= ~R92C_RCR_CBSSID_BCN; + else + reg |= R92C_RCR_CBSSID_BCN; + rtwn_write_4(sc, R92C_RCR, reg); +} + +static void +rtwn_set_gain(struct rtwn_softc *sc, uint8_t gain) +{ + uint32_t reg; + + reg = rtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(0)); + reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); + rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), reg); + + reg = rtwn_bb_read(sc, R92C_OFDM0_AGCCORE1(1)); + reg = RW(reg, R92C_OFDM0_AGCCORE1_GAIN, gain); + rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(1), reg); +} + +static void rtwn_scan_start(struct ieee80211com *ic) { + struct rtwn_softc *sc = ic->ic_softc; - /* XXX do nothing? */ + RTWN_LOCK(sc); + /* Receive beacons / probe responses from any BSSID. */ + rtwn_set_rx_bssid_all(sc, 1); + /* Set gain for scanning. */ + rtwn_set_gain(sc, 0x20); + RTWN_UNLOCK(sc); } static void rtwn_scan_end(struct ieee80211com *ic) { + struct rtwn_softc *sc = ic->ic_softc; - /* XXX do nothing? */ + RTWN_LOCK(sc); + /* Restore limitations. */ + rtwn_set_rx_bssid_all(sc, 0); + /* Set gain under link. */ + rtwn_set_gain(sc, 0x32); + RTWN_UNLOCK(sc); } static void