channel.c (6ea24cf79e055f0a62a64baa8587e2254a493c7b) channel.c (7947d3e075cde1a18e538f2dafbc850aa356ff79)
1/*
2 * Copyright (c) 2014 Qualcomm Atheros, Inc.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

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102void ath_chanctx_init(struct ath_softc *sc)
103{
104 struct ath_chanctx *ctx;
105 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
106 struct ieee80211_supported_band *sband;
107 struct ieee80211_channel *chan;
108 int i, j;
109
1/*
2 * Copyright (c) 2014 Qualcomm Atheros, Inc.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

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102void ath_chanctx_init(struct ath_softc *sc)
103{
104 struct ath_chanctx *ctx;
105 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
106 struct ieee80211_supported_band *sband;
107 struct ieee80211_channel *chan;
108 int i, j;
109
110 sband = &common->sbands[IEEE80211_BAND_2GHZ];
110 sband = &common->sbands[NL80211_BAND_2GHZ];
111 if (!sband->n_channels)
111 if (!sband->n_channels)
112 sband = &common->sbands[IEEE80211_BAND_5GHZ];
112 sband = &common->sbands[NL80211_BAND_5GHZ];
113
114 chan = &sband->channels[0];
115 for (i = 0; i < ATH9K_NUM_CHANCTX; i++) {
116 ctx = &sc->chanctx[i];
117 cfg80211_chandef_create(&ctx->chandef, chan, NL80211_CHAN_HT20);
118 INIT_LIST_HEAD(&ctx->vifs);
119 ctx->txpower = ATH_TXPOWER_MAX;
120 ctx->flush_timeout = HZ / 5; /* 200ms */

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955
956 ath_offchannel_next(sc);
957 ath9k_ps_restore(sc);
958}
959
960void ath_scan_complete(struct ath_softc *sc, bool abort)
961{
962 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
113
114 chan = &sband->channels[0];
115 for (i = 0; i < ATH9K_NUM_CHANCTX; i++) {
116 ctx = &sc->chanctx[i];
117 cfg80211_chandef_create(&ctx->chandef, chan, NL80211_CHAN_HT20);
118 INIT_LIST_HEAD(&ctx->vifs);
119 ctx->txpower = ATH_TXPOWER_MAX;
120 ctx->flush_timeout = HZ / 5; /* 200ms */

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955
956 ath_offchannel_next(sc);
957 ath9k_ps_restore(sc);
958}
959
960void ath_scan_complete(struct ath_softc *sc, bool abort)
961{
962 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
963 struct cfg80211_scan_info info = {
964 .aborted = abort,
965 };
963
964 if (abort)
965 ath_dbg(common, CHAN_CTX, "HW scan aborted\n");
966 else
967 ath_dbg(common, CHAN_CTX, "HW scan complete\n");
968
969 sc->offchannel.scan_req = NULL;
970 sc->offchannel.scan_vif = NULL;
971 sc->offchannel.state = ATH_OFFCHANNEL_IDLE;
966
967 if (abort)
968 ath_dbg(common, CHAN_CTX, "HW scan aborted\n");
969 else
970 ath_dbg(common, CHAN_CTX, "HW scan complete\n");
971
972 sc->offchannel.scan_req = NULL;
973 sc->offchannel.scan_vif = NULL;
974 sc->offchannel.state = ATH_OFFCHANNEL_IDLE;
972 ieee80211_scan_completed(sc->hw, abort);
975 ieee80211_scan_completed(sc->hw, &info);
973 clear_bit(ATH_OP_SCANNING, &common->op_flags);
974 spin_lock_bh(&sc->chan_lock);
975 if (test_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags))
976 sc->sched.force_noa_update = true;
977 spin_unlock_bh(&sc->chan_lock);
978 ath_offchannel_next(sc);
979 ath9k_ps_restore(sc);
980}

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1328void ath9k_offchannel_init(struct ath_softc *sc)
1329{
1330 struct ath_chanctx *ctx;
1331 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
1332 struct ieee80211_supported_band *sband;
1333 struct ieee80211_channel *chan;
1334 int i;
1335
976 clear_bit(ATH_OP_SCANNING, &common->op_flags);
977 spin_lock_bh(&sc->chan_lock);
978 if (test_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags))
979 sc->sched.force_noa_update = true;
980 spin_unlock_bh(&sc->chan_lock);
981 ath_offchannel_next(sc);
982 ath9k_ps_restore(sc);
983}

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1331void ath9k_offchannel_init(struct ath_softc *sc)
1332{
1333 struct ath_chanctx *ctx;
1334 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
1335 struct ieee80211_supported_band *sband;
1336 struct ieee80211_channel *chan;
1337 int i;
1338
1336 sband = &common->sbands[IEEE80211_BAND_2GHZ];
1339 sband = &common->sbands[NL80211_BAND_2GHZ];
1337 if (!sband->n_channels)
1340 if (!sband->n_channels)
1338 sband = &common->sbands[IEEE80211_BAND_5GHZ];
1341 sband = &common->sbands[NL80211_BAND_5GHZ];
1339
1340 chan = &sband->channels[0];
1341
1342 ctx = &sc->offchannel.chan;
1343 INIT_LIST_HEAD(&ctx->vifs);
1344 ctx->txpower = ATH_TXPOWER_MAX;
1345 cfg80211_chandef_create(&ctx->chandef, chan, NL80211_CHAN_HT20);
1346

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1343 chan = &sband->channels[0];
1344
1345 ctx = &sc->offchannel.chan;
1346 INIT_LIST_HEAD(&ctx->vifs);
1347 ctx->txpower = ATH_TXPOWER_MAX;
1348 cfg80211_chandef_create(&ctx->chandef, chan, NL80211_CHAN_HT20);
1349

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