Date: Sun, 3 May 2015 23:21:17 +0000 (UTC) From: Adrian Chadd <adrian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r282388 - head/sys/dev/wpi Message-ID: <201505032321.t43NLHeC087081@svn.freebsd.org>
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Author: adrian Date: Sun May 3 23:21:16 2015 New Revision: 282388 URL: https://svnweb.freebsd.org/changeset/base/282388 Log: Improve beacon miss detection. PR: kern/197143 Submitted by: Andriy Voskoboinyk <s3erios@gmail.com> Modified: head/sys/dev/wpi/if_wpi.c Modified: head/sys/dev/wpi/if_wpi.c ============================================================================== --- head/sys/dev/wpi/if_wpi.c Sun May 3 23:18:28 2015 (r282387) +++ head/sys/dev/wpi/if_wpi.c Sun May 3 23:21:16 2015 (r282388) @@ -2115,11 +2115,14 @@ wpi_notif_intr(struct wpi_softc *sc) { struct wpi_beacon_missed *miss = (struct wpi_beacon_missed *)(desc + 1); - uint32_t misses; + uint32_t expected, misses, received; bus_dmamap_sync(sc->rxq.data_dmat, data->map, BUS_DMASYNC_POSTREAD); + misses = le32toh(miss->consecutive); + expected = le32toh(miss->expected); + received = le32toh(miss->received); DPRINTF(sc, WPI_DEBUG_BMISS, "%s: beacons missed %d/%d\n", __func__, misses, @@ -2127,7 +2130,9 @@ wpi_notif_intr(struct wpi_softc *sc) if (vap->iv_state == IEEE80211_S_RUN && (ic->ic_flags & IEEE80211_F_SCAN) == 0 && - misses >= vap->iv_bmissthreshold) + (misses >= vap->iv_bmissthreshold || + (received == 0 && + expected >= vap->iv_bmissthreshold))) ieee80211_beacon_miss(ic); break;
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