From owner-svn-src-all@freebsd.org Fri Nov 6 11:29:25 2015 Return-Path: Delivered-To: svn-src-all@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 D5ABEA2763D; Fri, 6 Nov 2015 11:29:25 +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 A13401867; Fri, 6 Nov 2015 11:29:25 +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 tA6BTO7f081088; Fri, 6 Nov 2015 11:29:24 GMT (envelope-from avos@FreeBSD.org) Received: (from avos@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id tA6BTOiB081087; Fri, 6 Nov 2015 11:29:24 GMT (envelope-from avos@FreeBSD.org) Message-Id: <201511061129.tA6BTOiB081087@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avos set sender to avos@FreeBSD.org using -f From: Andriy Voskoboinyk Date: Fri, 6 Nov 2015 11:29:24 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r290439 - head/sys/dev/usb/wlan X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 06 Nov 2015 11:29:25 -0000 Author: avos Date: Fri Nov 6 11:29:24 2015 New Revision: 290439 URL: https://svnweb.freebsd.org/changeset/base/290439 Log: urtwn(4): simplify urtwn_tsf_sync_enable(). - Drop TSF initialization; device can discover it without our help. - Do not touch R92C_BCN_CTRL_EN_BCN bit in STA mode. - Add 'static' keyword for function definition. Tested with RTL8188EU, STA mode. Reviewed by: kevlo Approved by: adrian (mentor) Differential Revision: https://reviews.freebsd.org/D3801 Modified: head/sys/dev/usb/wlan/if_urtwn.c Modified: head/sys/dev/usb/wlan/if_urtwn.c ============================================================================== --- head/sys/dev/usb/wlan/if_urtwn.c Fri Nov 6 11:17:23 2015 (r290438) +++ head/sys/dev/usb/wlan/if_urtwn.c Fri Nov 6 11:29:24 2015 (r290439) @@ -1473,32 +1473,11 @@ urtwn_ra_init(struct urtwn_softc *sc) return (0); } -void +static void urtwn_tsf_sync_enable(struct urtwn_softc *sc) { - struct ieee80211com *ic = &sc->sc_ic; - struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); - struct ieee80211_node *ni = vap->iv_bss; - - uint64_t tsf; - - /* Enable TSF synchronization. */ urtwn_write_1(sc, R92C_BCN_CTRL, urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_DIS_TSF_UDT0); - - urtwn_write_1(sc, R92C_BCN_CTRL, - urtwn_read_1(sc, R92C_BCN_CTRL) & ~R92C_BCN_CTRL_EN_BCN); - - /* Set initial TSF. */ - memcpy(&tsf, ni->ni_tstamp.data, 8); - tsf = le64toh(tsf); - tsf = tsf - (tsf % (vap->iv_bss->ni_intval * IEEE80211_DUR_TU)); - tsf -= IEEE80211_DUR_TU; - urtwn_write_4(sc, R92C_TSFTR + 0, tsf); - urtwn_write_4(sc, R92C_TSFTR + 4, tsf >> 32); - - urtwn_write_1(sc, R92C_BCN_CTRL, - urtwn_read_1(sc, R92C_BCN_CTRL) | R92C_BCN_CTRL_EN_BCN); } static void