commits August 2012

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[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit dacde3570865202fedcfa7c642d6c2ffde0dd0af Author: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Date: Fri Aug 10 16:46:18 2012 +0530 ath9k: Cleanup ath_rc_setvalid_htrates Signed-off-by: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index a34f678..69745ad 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -552,15 +552,16 @@ static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv) { const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; struct ath_rateset *rateset = &ath_rc_priv->neg_ht_rates; - u32 capflag = ath_rc_priv->ht_cap; - u8 i, j, hi = 0; + u32 phy, capflag = ath_rc_priv->ht_cap; + u16 rate_flags; + u8 i, j, hi = 0, rate, dot11rate, valid_rate_count; for (i = 0; i < rateset->rs_nrates; i++) { for (j = 0; j < rate_table->rate_cnt; j++) { - u32 phy = rate_table->info[j].phy; - u16 rate_flags = rate_table->info[j].rate_flags; - u8 rate = rateset->rs_rates[i]; - u8 dot11rate = rate_table->info[j].dot11rate; + phy = rate_table->info[j].phy; + rate_flags = rate_table->info[j].rate_flags; + rate = rateset->rs_rates[i]; + dot11rate = rate_table->info[j].dot11rate; if ((rate != dot11rate) || !WLAN_RC_PHY_HT(phy) || !(rate_flags & WLAN_RC_CAP_STREAM(capflag)) || @@ -570,8 +571,8 @@ static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv) if (!ath_rc_valid_phyrate(phy, capflag, 0)) continue; - ath_rc_priv->valid_phy_rateidx[phy] - [ath_rc_priv->valid_phy_ratecnt[phy]] = j; + valid_rate_count = ath_rc_priv->valid_phy_ratecnt[phy]; + ath_rc_priv->valid_phy_rateidx[phy][valid_rate_count] = j; ath_rc_priv->valid_phy_ratecnt[phy] += 1; ath_rc_set_valid_rate_idx(ath_rc_priv, j, 1); hi = max(hi, j); -- linux integration

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[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit fc8d023834f6462e1675a28a15da251b3cb28b9a Author: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Date: Fri Aug 10 16:46:24 2012 +0530 ath9k: Cleanup index retrieval routines Trim API and remove unused variables. Signed-off-by: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 69745ad..2e517c0 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -471,8 +471,7 @@ static int ath_rc_valid_phyrate(u32 phy, u32 capflag, int ignore_cw) } static inline int -ath_rc_get_lower_rix(const struct ath_rate_table *rate_table, - struct ath_rate_priv *ath_rc_priv, +ath_rc_get_lower_rix(struct ath_rate_priv *ath_rc_priv, u8 cur_valid_txrate, u8 *next_idx) { int8_t i; @@ -582,13 +581,11 @@ static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv) return hi; } -/* Finds the highest rate index we can use */ -static u8 ath_rc_get_highest_rix(struct ath_softc *sc, - struct ath_rate_priv *ath_rc_priv, - const struct ath_rate_table *rate_table, +static u8 ath_rc_get_highest_rix(struct ath_rate_priv *ath_rc_priv, int *is_probing, bool legacy) { + const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; u32 best_thruput, this_thruput, now_msec; u8 rate, next_rate, best_rate, maxindex, minindex; int8_t index = 0; @@ -773,14 +770,8 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, try_per_rate = 4; rate_table = ath_rc_priv->rate_table; - rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, - &is_probe, false); + rix = ath_rc_get_highest_rix(ath_rc_priv, &is_probe, false); - /* - * If we're in HT mode and both us and our peer supports LDPC. - * We don't need to check our own device's capabilities as our own - * ht capabilities would have already been intersected with our peer's. - */ if (conf_is_ht(&sc->hw->conf) && (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) tx_info->flags |= IEEE80211_TX_CTL_LDPC; @@ -790,35 +781,42 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, tx_info->flags |= (1 << IEEE80211_TX_CTL_STBC_SHIFT); if (is_probe) { - /* set one try for probe rates. For the - * probes don't enable rts */ + /* + * Set one try for probe rates. For the + * probes don't enable RTS. + */ ath_rc_rate_set_series(rate_table, &rates[i++], txrc, 1, rix, 0); - - /* Get the next tried/allowed rate. No RTS for the next series - * after the probe rate + /* + * Get the next tried/allowed rate. + * No RTS for the next series after the probe rate. */ - ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &rix); + ath_rc_get_lower_rix(ath_rc_priv, rix, &rix); ath_rc_rate_set_series(rate_table, &rates[i++], txrc, try_per_rate, rix, 0); tx_info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE; } else { - /* Set the chosen rate. No RTS for first series entry. */ + /* + * Set the chosen rate. No RTS for first series entry. + */ ath_rc_rate_set_series(rate_table, &rates[i++], txrc, try_per_rate, rix, 0); } - /* Fill in the other rates for multirate retry */ for ( ; i < 3; i++) { + ath_rc_get_lower_rix(ath_rc_priv, rix, &rix); - ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &rix); - /* All other rates in the series have RTS enabled */ + /* + * All other rates in the series have RTS enabled. + */ ath_rc_rate_set_series(rate_table, &rates[i], txrc, try_per_rate, rix, 1); } - /* Use twice the number of tries for the last MRR segment. */ + /* + * Use twice the number of tries for the last MRR segment. + */ try_per_rate = 8; /* @@ -827,11 +825,11 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, * as last retry to ensure that the frame is tried in both * MCS and legacy rate. */ - ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &rix); + ath_rc_get_lower_rix(ath_rc_priv, rix, &rix); + if (WLAN_RC_PHY_HT(rate_table->info[rix].phy) && (ath_rc_priv->per[rix] > 45)) - rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, - &is_probe, true); + rix = ath_rc_get_highest_rix(ath_rc_priv, &is_probe, true); /* All other rates in the series have RTS enabled */ ath_rc_rate_set_series(rate_table, &rates[i], txrc, @@ -1061,8 +1059,8 @@ static void ath_rc_update_ht(struct ath_softc *sc, if (ath_rc_priv->per[tx_rate] >= 55 && tx_rate > 0 && rate_table->info[tx_rate].ratekbps <= rate_table->info[ath_rc_priv->rate_max_phy].ratekbps) { - ath_rc_get_lower_rix(rate_table, ath_rc_priv, - (u8)tx_rate, &ath_rc_priv->rate_max_phy); + ath_rc_get_lower_rix(ath_rc_priv, (u8)tx_rate, + &ath_rc_priv->rate_max_phy); /* Don't probe for a little while. */ ath_rc_priv->probe_time = now_msec; -- linux integration

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[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit 6e1e3743227119e66162f701d73314d0a26dfafe Author: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Date: Fri Aug 10 16:46:31 2012 +0530 ath9k: Change rateset calculation Commit "ath9k: Change rate control to use legacy rate as last MRR" resulted in the mixing of HT/legacy rates in a single rateset, which is undesirable. Revert this behavior. Signed-off-by: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 2e517c0..e8f8e3d 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -582,8 +582,7 @@ static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv) } static u8 ath_rc_get_highest_rix(struct ath_rate_priv *ath_rc_priv, - int *is_probing, - bool legacy) + int *is_probing) { const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; u32 best_thruput, this_thruput, now_msec; @@ -605,8 +604,6 @@ static u8 ath_rc_get_highest_rix(struct ath_rate_priv *ath_rc_priv, u8 per_thres; rate = ath_rc_priv->valid_rate_index[index]; - if (legacy && !(rate_table->info[rate].rate_flags & RC_LEGACY)) - continue; if (rate > ath_rc_priv->rate_max_phy) continue; @@ -770,7 +767,7 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, try_per_rate = 4; rate_table = ath_rc_priv->rate_table; - rix = ath_rc_get_highest_rix(ath_rc_priv, &is_probe, false); + rix = ath_rc_get_highest_rix(ath_rc_priv, &is_probe); if (conf_is_ht(&sc->hw->conf) && (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) @@ -804,7 +801,13 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, try_per_rate, rix, 0); } - for ( ; i < 3; i++) { + for ( ; i < 4; i++) { + /* + * Use twice the number of tries for the last MRR segment. + */ + if (i + 1 == 4) + try_per_rate = 8; + ath_rc_get_lower_rix(ath_rc_priv, rix, &rix); /* @@ -815,26 +818,6 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, } /* - * Use twice the number of tries for the last MRR segment. - */ - try_per_rate = 8; - - /* - * If the last rate in the rate series is MCS and has - * more than 80% of per thresh, then use a legacy rate - * as last retry to ensure that the frame is tried in both - * MCS and legacy rate. - */ - ath_rc_get_lower_rix(ath_rc_priv, rix, &rix); - - if (WLAN_RC_PHY_HT(rate_table->info[rix].phy) && - (ath_rc_priv->per[rix] > 45)) - rix = ath_rc_get_highest_rix(ath_rc_priv, &is_probe, true); - - /* All other rates in the series have RTS enabled */ - ath_rc_rate_set_series(rate_table, &rates[i], txrc, - try_per_rate, rix, 1); - /* * NB:Change rate series to enable aggregation when operating * at lower MCS rates. When first rate in series is MCS2 * in HT40 @ 2.4GHz, series should look like: -- linux integration

1 0

[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit 641c869d40c7ec6a34930843f41e95bf1f53f29f Author: Bing Zhao <bzhao(a)marvell.com> Date: Wed Aug 8 19:01:52 2012 -0700 mwifiex: fix 'smatch' warning in preparing key_material cmd The key length can be 32 bytes for TKIP and 16 bytes for AES_CMAC. 'smatch' warns on memcpy using key_len variable to copy data to a 16 bytes buffer. Use fixed length to avoid the warning. Reported-by: Dan Carpenter <dan.carpenter(a)oracle.com> Signed-off-by: Bing Zhao <bzhao(a)marvell.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c index 9af9692..0cc3406 100644 --- a/drivers/net/wireless/mwifiex/sta_cmd.c +++ b/drivers/net/wireless/mwifiex/sta_cmd.c @@ -690,7 +690,7 @@ mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv, memcpy(param->ipn, enc_key->pn, IGTK_PN_LEN); memcpy(param->key, enc_key->key_material, - enc_key->key_len); + WLAN_KEY_LEN_AES_CMAC); key_param_len = sizeof(struct mwifiex_cmac_param); key_material->key_param_set.key_len = -- linux integration

1 0

[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit 9c7ff737b6a783a6641dca71fab4f94aaab4bb2a Author: Amitkumar Karwar <akarwar(a)marvell.com> Date: Wed Aug 8 19:02:56 2012 -0700 mwifiex: notify cfg80211 about MIC failures Call cfg80211_michael_mic_failure() handler when there is a MIC error event from firmware. Signed-off-by: Amitkumar Karwar <akarwar(a)marvell.com> Signed-off-by: Kiran Divekar <dkiran(a)marvell.com> Signed-off-by: Bing Zhao <bzhao(a)marvell.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index 4758d30..dff51d5 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -278,10 +278,16 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) case EVENT_MIC_ERR_UNICAST: dev_dbg(adapter->dev, "event: UNICAST MIC ERROR\n"); + cfg80211_michael_mic_failure(priv->netdev, priv->cfg_bssid, + NL80211_KEYTYPE_PAIRWISE, + -1, NULL, GFP_KERNEL); break; case EVENT_MIC_ERR_MULTICAST: dev_dbg(adapter->dev, "event: MULTICAST MIC ERROR\n"); + cfg80211_michael_mic_failure(priv->netdev, priv->cfg_bssid, + NL80211_KEYTYPE_GROUP, + -1, NULL, GFP_KERNEL); break; case EVENT_MIB_CHANGED: case EVENT_INIT_DONE: -- linux integration

1 0

[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit 126f492355be8c771338b680b3dfbb38a19c88ab Author: Dan Carpenter <dan.carpenter(a)oracle.com> Date: Thu Aug 9 09:57:57 2012 +0300 mwifiex: use GFP_ATOMIC under spin lock We're holding the sta_list_spinlock here so we can't sleep. Signed-off-by: Dan Carpenter <dan.carpenter(a)oracle.com> Acked-by: Bing Zhao <bzhao(a)marvell.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/mwifiex/uap_event.c b/drivers/net/wireless/mwifiex/uap_event.c index 1703abf..a33fa39 100644 --- a/drivers/net/wireless/mwifiex/uap_event.c +++ b/drivers/net/wireless/mwifiex/uap_event.c @@ -63,7 +63,7 @@ mwifiex_add_sta_entry(struct mwifiex_private *priv, u8 *mac) if (node) goto done; - node = kzalloc(sizeof(struct mwifiex_sta_node), GFP_KERNEL); + node = kzalloc(sizeof(struct mwifiex_sta_node), GFP_ATOMIC); if (!node) goto done; -- linux integration

1 0

[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit 62a291869bac318d5e6760e45979bcd047dcd503 Author: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Date: Fri Aug 10 16:45:52 2012 +0530 ath9k: Simplify rate table initialization Remove various local variables that duplicate information already stored in mac80211. Signed-off-by: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index e034add..2188d1b 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -1185,8 +1185,6 @@ struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc, enum ieee80211_band band, bool is_ht) { - struct ath_common *common = ath9k_hw_common(sc->sc_ah); - switch(band) { case IEEE80211_BAND_2GHZ: if (is_ht) @@ -1197,7 +1195,6 @@ struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc, return &ar5416_11na_ratetable; return &ar5416_11a_ratetable; default: - ath_dbg(common, CONFIG, "Invalid band\n"); return NULL; } } @@ -1278,8 +1275,7 @@ static void ath_rc_init(struct ath_softc *sc, ath_rc_priv->ht_cap); } -static u8 ath_rc_build_ht_caps(struct ath_softc *sc, struct ieee80211_sta *sta, - bool is_cw40, bool is_sgi) +static u8 ath_rc_build_ht_caps(struct ath_softc *sc, struct ieee80211_sta *sta) { u8 caps = 0; @@ -1289,9 +1285,10 @@ static u8 ath_rc_build_ht_caps(struct ath_softc *sc, struct ieee80211_sta *sta, caps |= WLAN_RC_TS_FLAG | WLAN_RC_DS_FLAG; else if (sta->ht_cap.mcs.rx_mask[1]) caps |= WLAN_RC_DS_FLAG; - if (is_cw40) + if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) caps |= WLAN_RC_40_FLAG; - if (is_sgi) + if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40 || + sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) caps |= WLAN_RC_SGI_FLAG; } @@ -1393,9 +1390,9 @@ static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband, struct ieee80211_sta *sta, void *priv_sta) { struct ath_softc *sc = priv; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_rate_priv *ath_rc_priv = priv_sta; const struct ath_rate_table *rate_table; - bool is_cw40, is_sgi = false; int i, j = 0; for (i = 0; i < sband->n_bitrates; i++) { @@ -1417,19 +1414,14 @@ static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband, ath_rc_priv->neg_ht_rates.rs_nrates = j; } - is_cw40 = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40); - - if (is_cw40) - is_sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40); - else if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20) - is_sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20); - - /* Choose rate table first */ - rate_table = ath_choose_rate_table(sc, sband->band, - sta->ht_cap.ht_supported); + sta->ht_cap.ht_supported); + if (!rate_table) { + ath_err(common, "No rate table chosen\n"); + return; + } - ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta, is_cw40, is_sgi); + ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta); ath_rc_init(sc, priv_sta, sband, sta, rate_table); } @@ -1440,39 +1432,16 @@ static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband, struct ath_softc *sc = priv; struct ath_rate_priv *ath_rc_priv = priv_sta; const struct ath_rate_table *rate_table = NULL; - bool oper_cw40 = false, oper_sgi; - bool local_cw40 = !!(ath_rc_priv->ht_cap & WLAN_RC_40_FLAG); - bool local_sgi = !!(ath_rc_priv->ht_cap & WLAN_RC_SGI_FLAG); - - /* FIXME: Handle AP mode later when we support CWM */ if (changed & IEEE80211_RC_BW_CHANGED) { - if (sc->sc_ah->opmode != NL80211_IFTYPE_STATION) - return; - - if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) - oper_cw40 = true; - - if (oper_cw40) - oper_sgi = (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) ? - true : false; - else if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20) - oper_sgi = (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) ? - true : false; - else - oper_sgi = false; - - if ((local_cw40 != oper_cw40) || (local_sgi != oper_sgi)) { - rate_table = ath_choose_rate_table(sc, sband->band, + rate_table = ath_choose_rate_table(sc, sband->band, sta->ht_cap.ht_supported); - ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta, - oper_cw40, oper_sgi); - ath_rc_init(sc, priv_sta, sband, sta, rate_table); + ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta); + ath_rc_init(sc, priv_sta, sband, sta, rate_table); - ath_dbg(ath9k_hw_common(sc->sc_ah), CONFIG, - "Operating HT Bandwidth changed to: %d\n", - sc->hw->conf.channel_type); - } + ath_dbg(ath9k_hw_common(sc->sc_ah), CONFIG, + "Operating HT Bandwidth changed to: %d\n", + sc->hw->conf.channel_type); } } -- linux integration

1 0

[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit ea2771f642315847cdc0d392602fa3039af41743 Author: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Date: Fri Aug 10 16:46:04 2012 +0530 ath9k: Cleanup RC init API A reference to the rate table is stored inside the private structure, so there is no need to pass "rate_table" around. Signed-off-by: Sujith Manoharan <c_manoha(a)qca.qualcomm.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 2188d1b..49c71da 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -405,9 +405,9 @@ static int ath_rc_get_rateindex(const struct ath_rate_table *rate_table, return rix; } -static void ath_rc_sort_validrates(const struct ath_rate_table *rate_table, - struct ath_rate_priv *ath_rc_priv) +static void ath_rc_sort_validrates(struct ath_rate_priv *ath_rc_priv) { + const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; u8 i, j, idx, idx_next; for (i = ath_rc_priv->max_valid_rate - 1; i > 0; i--) { @@ -424,14 +424,6 @@ static void ath_rc_sort_validrates(const struct ath_rate_table *rate_table, } } -static void ath_rc_init_valid_rate_idx(struct ath_rate_priv *ath_rc_priv) -{ - u8 i; - - for (i = 0; i < ath_rc_priv->rate_table_size; i++) - ath_rc_priv->valid_rate_index[i] = 0; -} - static inline void ath_rc_set_valid_rate_idx(struct ath_rate_priv *ath_rc_priv, u8 index, int valid_tx_rate) { @@ -495,10 +487,9 @@ ath_rc_get_lower_rix(const struct ath_rate_table *rate_table, return 0; } -static u8 ath_rc_init_validrates(struct ath_rate_priv *ath_rc_priv, - const struct ath_rate_table *rate_table, - u32 capflag) +static u8 ath_rc_init_validrates(struct ath_rate_priv *ath_rc_priv) { + const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; u8 i, hi = 0; for (i = 0; i < rate_table->rate_cnt; i++) { @@ -506,7 +497,7 @@ static u8 ath_rc_init_validrates(struct ath_rate_priv *ath_rc_priv, u32 phy = rate_table->info[i].phy; u8 valid_rate_count = 0; - if (!ath_rc_valid_phyrate(phy, capflag, 0)) + if (!ath_rc_valid_phyrate(phy, ath_rc_priv->ht_cap, 0)) continue; valid_rate_count = ath_rc_priv->valid_phy_ratecnt[phy]; @@ -521,14 +512,13 @@ static u8 ath_rc_init_validrates(struct ath_rate_priv *ath_rc_priv, return hi; } -static u8 ath_rc_setvalid_rates(struct ath_rate_priv *ath_rc_priv, - const struct ath_rate_table *rate_table, - struct ath_rateset *rateset, - u32 capflag) +static u8 ath_rc_setvalid_rates(struct ath_rate_priv *ath_rc_priv) { + const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; + struct ath_rateset *rateset = &ath_rc_priv->neg_rates; + u32 capflag = ath_rc_priv->ht_cap; u8 i, j, hi = 0; - /* Use intersection of working rates and valid rates */ for (i = 0; i < rateset->rs_nrates; i++) { for (j = 0; j < rate_table->rate_cnt; j++) { u32 phy = rate_table->info[j].phy; @@ -565,13 +555,13 @@ static u8 ath_rc_setvalid_rates(struct ath_rate_priv *ath_rc_priv, return hi; } -static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv, - const struct ath_rate_table *rate_table, - struct ath_rateset *rateset, u32 capflag) +static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv) { + const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; + struct ath_rateset *rateset = &ath_rc_priv->neg_ht_rates; + u32 capflag = ath_rc_priv->ht_cap; u8 i, j, hi = 0; - /* Use intersection of working rates and valid rates */ for (i = 0; i < rateset->rs_nrates; i++) { for (j = 0; j < rate_table->rate_cnt; j++) { u32 phy = rate_table->info[j].phy; @@ -1200,28 +1190,20 @@ struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc, } static void ath_rc_init(struct ath_softc *sc, - struct ath_rate_priv *ath_rc_priv, - struct ieee80211_supported_band *sband, - struct ieee80211_sta *sta, - const struct ath_rate_table *rate_table) + struct ath_rate_priv *ath_rc_priv) { + const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; struct ath_rateset *rateset = &ath_rc_priv->neg_rates; struct ath_common *common = ath9k_hw_common(sc->sc_ah); - struct ath_rateset *ht_mcs = &ath_rc_priv->neg_ht_rates; u8 i, j, k, hi = 0, hthi = 0; - /* Initial rate table size. Will change depending - * on the working rate set */ ath_rc_priv->rate_table_size = RATE_TABLE_SIZE; - /* Initialize thresholds according to the global rate table */ for (i = 0 ; i < ath_rc_priv->rate_table_size; i++) { ath_rc_priv->per[i] = 0; + ath_rc_priv->valid_rate_index[i] = 0; } - /* Determine the valid rates */ - ath_rc_init_valid_rate_idx(ath_rc_priv); - for (i = 0; i < WLAN_RC_PHY_MAX; i++) { for (j = 0; j < RATE_TABLE_SIZE; j++) ath_rc_priv->valid_phy_rateidx[i][j] = 0; @@ -1229,25 +1211,19 @@ static void ath_rc_init(struct ath_softc *sc, } if (!rateset->rs_nrates) { - /* No working rate, just initialize valid rates */ - hi = ath_rc_init_validrates(ath_rc_priv, rate_table, - ath_rc_priv->ht_cap); + hi = ath_rc_init_validrates(ath_rc_priv); } else { - /* Use intersection of working rates and valid rates */ - hi = ath_rc_setvalid_rates(ath_rc_priv, rate_table, - rateset, ath_rc_priv->ht_cap); - if (ath_rc_priv->ht_cap & WLAN_RC_HT_FLAG) { - hthi = ath_rc_setvalid_htrates(ath_rc_priv, - rate_table, - ht_mcs, - ath_rc_priv->ht_cap); - } + hi = ath_rc_setvalid_rates(ath_rc_priv); + + if (ath_rc_priv->ht_cap & WLAN_RC_HT_FLAG) + hthi = ath_rc_setvalid_htrates(ath_rc_priv); + hi = max(hi, hthi); } ath_rc_priv->rate_table_size = hi + 1; ath_rc_priv->rate_max_phy = 0; - BUG_ON(ath_rc_priv->rate_table_size > RATE_TABLE_SIZE); + WARN_ON(ath_rc_priv->rate_table_size > RATE_TABLE_SIZE); for (i = 0, k = 0; i < WLAN_RC_PHY_MAX; i++) { for (j = 0; j < ath_rc_priv->valid_phy_ratecnt[i]; j++) { @@ -1255,21 +1231,20 @@ static void ath_rc_init(struct ath_softc *sc, ath_rc_priv->valid_phy_rateidx[i][j]; } - if (!ath_rc_valid_phyrate(i, rate_table->initial_ratemax, 1) - || !ath_rc_priv->valid_phy_ratecnt[i]) + if (!ath_rc_valid_phyrate(i, rate_table->initial_ratemax, 1) || + !ath_rc_priv->valid_phy_ratecnt[i]) continue; ath_rc_priv->rate_max_phy = ath_rc_priv->valid_phy_rateidx[i][j-1]; } - BUG_ON(ath_rc_priv->rate_table_size > RATE_TABLE_SIZE); - BUG_ON(k > RATE_TABLE_SIZE); + WARN_ON(ath_rc_priv->rate_table_size > RATE_TABLE_SIZE); + WARN_ON(k > RATE_TABLE_SIZE); ath_rc_priv->max_valid_rate = k; - ath_rc_sort_validrates(rate_table, ath_rc_priv); + ath_rc_sort_validrates(ath_rc_priv); ath_rc_priv->rate_max_phy = (k > 4) ? - ath_rc_priv->valid_rate_index[k-4] : - ath_rc_priv->valid_rate_index[k-1]; - ath_rc_priv->rate_table = rate_table; + ath_rc_priv->valid_rate_index[k-4] : + ath_rc_priv->valid_rate_index[k-1]; ath_dbg(common, CONFIG, "RC Initialized with capabilities: 0x%x\n", ath_rc_priv->ht_cap); @@ -1392,7 +1367,6 @@ static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband, struct ath_softc *sc = priv; struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_rate_priv *ath_rc_priv = priv_sta; - const struct ath_rate_table *rate_table; int i, j = 0; for (i = 0; i < sband->n_bitrates; i++) { @@ -1414,15 +1388,15 @@ static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband, ath_rc_priv->neg_ht_rates.rs_nrates = j; } - rate_table = ath_choose_rate_table(sc, sband->band, - sta->ht_cap.ht_supported); - if (!rate_table) { + ath_rc_priv->rate_table = ath_choose_rate_table(sc, sband->band, + sta->ht_cap.ht_supported); + if (!ath_rc_priv->rate_table) { ath_err(common, "No rate table chosen\n"); return; } ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta); - ath_rc_init(sc, priv_sta, sband, sta, rate_table); + ath_rc_init(sc, priv_sta); } static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband, @@ -1431,13 +1405,10 @@ static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband, { struct ath_softc *sc = priv; struct ath_rate_priv *ath_rc_priv = priv_sta; - const struct ath_rate_table *rate_table = NULL; if (changed & IEEE80211_RC_BW_CHANGED) { - rate_table = ath_choose_rate_table(sc, sband->band, - sta->ht_cap.ht_supported); ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta); - ath_rc_init(sc, priv_sta, sband, sta, rate_table); + ath_rc_init(sc, priv_sta); ath_dbg(ath9k_hw_common(sc->sc_ah), CONFIG, "Operating HT Bandwidth changed to: %d\n", -- linux integration

1 0

[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit 3213e1a570783ca3a41d025cede4a27b18bc24c9 Author: Rafał Miłecki <zajec5(a)gmail.com> Date: Wed Aug 8 19:10:14 2012 +0200 bcma: add (mostly) NAND defines Signed-off-by: Rafał Miłecki <zajec5(a)gmail.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h index 3c80885..fcb06fb 100644 --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -94,6 +94,7 @@ #define BCMA_CC_CHIPST_4706_SFLASH_TYPE BIT(2) /* 0: 8b-p/ST-s flash, 1: 16b-p/Atmal-s flash */ #define BCMA_CC_CHIPST_4706_MIPS_BENDIAN BIT(3) /* 0: little, 1: big endian */ #define BCMA_CC_CHIPST_4706_PCIE1_DISABLE BIT(5) /* PCIE1 enable strap pin */ +#define BCMA_CC_CHIPST_5357_NAND_BOOT BIT(4) /* NAND boot, valid for CC rev 38 and/or BCM5357 */ #define BCMA_CC_JCMD 0x0030 /* Rev >= 10 only */ #define BCMA_CC_JCMD_START 0x80000000 #define BCMA_CC_JCMD_BUSY 0x80000000 @@ -260,6 +261,29 @@ #define BCMA_CC_SROM_CONTROL_SIZE_16K 0x00000004 #define BCMA_CC_SROM_CONTROL_SIZE_SHIFT 1 #define BCMA_CC_SROM_CONTROL_PRESENT 0x00000001 +/* Block 0x140 - 0x190 registers are chipset specific */ +#define BCMA_CC_4706_FLASHSCFG 0x18C /* Flash struct configuration */ +#define BCMA_CC_4706_FLASHSCFG_MASK 0x000000ff +#define BCMA_CC_4706_FLASHSCFG_SF1 0x00000001 /* 2nd serial flash present */ +#define BCMA_CC_4706_FLASHSCFG_PF1 0x00000002 /* 2nd parallel flash present */ +#define BCMA_CC_4706_FLASHSCFG_SF1_TYPE 0x00000004 /* 2nd serial flash type : 0 : ST, 1 : Atmel */ +#define BCMA_CC_4706_FLASHSCFG_NF1 0x00000008 /* 2nd NAND flash present */ +#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_MASK 0x000000f0 +#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_4MB 0x00000010 /* 4MB */ +#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_8MB 0x00000020 /* 8MB */ +#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_16MB 0x00000030 /* 16MB */ +#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_32MB 0x00000040 /* 32MB */ +#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_64MB 0x00000050 /* 64MB */ +#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_128MB 0x00000060 /* 128MB */ +#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_256MB 0x00000070 /* 256MB */ +/* NAND flash registers for BCM4706 (corerev = 31) */ +#define BCMA_CC_NFLASH_CTL 0x01A0 +#define BCMA_CC_NFLASH_CTL_ERR 0x08000000 +#define BCMA_CC_NFLASH_CONF 0x01A4 +#define BCMA_CC_NFLASH_COL_ADDR 0x01A8 +#define BCMA_CC_NFLASH_ROW_ADDR 0x01AC +#define BCMA_CC_NFLASH_DATA 0x01B0 +#define BCMA_CC_NFLASH_WAITCNT0 0x01B4 /* 0x1E0 is defined as shared BCMA_CLKCTLST */ #define BCMA_CC_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */ #define BCMA_CC_UART0_DATA 0x0300 @@ -319,6 +343,60 @@ #define BCMA_CC_PLLCTL_ADDR 0x0660 #define BCMA_CC_PLLCTL_DATA 0x0664 #define BCMA_CC_SPROM 0x0800 /* SPROM beginning */ +/* NAND flash MLC controller registers (corerev >= 38) */ +#define BCMA_CC_NAND_REVISION 0x0C00 +#define BCMA_CC_NAND_CMD_START 0x0C04 +#define BCMA_CC_NAND_CMD_ADDR_X 0x0C08 +#define BCMA_CC_NAND_CMD_ADDR 0x0C0C +#define BCMA_CC_NAND_CMD_END_ADDR 0x0C10 +#define BCMA_CC_NAND_CS_NAND_SELECT 0x0C14 +#define BCMA_CC_NAND_CS_NAND_XOR 0x0C18 +#define BCMA_CC_NAND_SPARE_RD0 0x0C20 +#define BCMA_CC_NAND_SPARE_RD4 0x0C24 +#define BCMA_CC_NAND_SPARE_RD8 0x0C28 +#define BCMA_CC_NAND_SPARE_RD12 0x0C2C +#define BCMA_CC_NAND_SPARE_WR0 0x0C30 +#define BCMA_CC_NAND_SPARE_WR4 0x0C34 +#define BCMA_CC_NAND_SPARE_WR8 0x0C38 +#define BCMA_CC_NAND_SPARE_WR12 0x0C3C +#define BCMA_CC_NAND_ACC_CONTROL 0x0C40 +#define BCMA_CC_NAND_CONFIG 0x0C48 +#define BCMA_CC_NAND_TIMING_1 0x0C50 +#define BCMA_CC_NAND_TIMING_2 0x0C54 +#define BCMA_CC_NAND_SEMAPHORE 0x0C58 +#define BCMA_CC_NAND_DEVID 0x0C60 +#define BCMA_CC_NAND_DEVID_X 0x0C64 +#define BCMA_CC_NAND_BLOCK_LOCK_STATUS 0x0C68 +#define BCMA_CC_NAND_INTFC_STATUS 0x0C6C +#define BCMA_CC_NAND_ECC_CORR_ADDR_X 0x0C70 +#define BCMA_CC_NAND_ECC_CORR_ADDR 0x0C74 +#define BCMA_CC_NAND_ECC_UNC_ADDR_X 0x0C78 +#define BCMA_CC_NAND_ECC_UNC_ADDR 0x0C7C +#define BCMA_CC_NAND_READ_ERROR_COUNT 0x0C80 +#define BCMA_CC_NAND_CORR_STAT_THRESHOLD 0x0C84 +#define BCMA_CC_NAND_READ_ADDR_X 0x0C90 +#define BCMA_CC_NAND_READ_ADDR 0x0C94 +#define BCMA_CC_NAND_PAGE_PROGRAM_ADDR_X 0x0C98 +#define BCMA_CC_NAND_PAGE_PROGRAM_ADDR 0x0C9C +#define BCMA_CC_NAND_COPY_BACK_ADDR_X 0x0CA0 +#define BCMA_CC_NAND_COPY_BACK_ADDR 0x0CA4 +#define BCMA_CC_NAND_BLOCK_ERASE_ADDR_X 0x0CA8 +#define BCMA_CC_NAND_BLOCK_ERASE_ADDR 0x0CAC +#define BCMA_CC_NAND_INV_READ_ADDR_X 0x0CB0 +#define BCMA_CC_NAND_INV_READ_ADDR 0x0CB4 +#define BCMA_CC_NAND_BLK_WR_PROTECT 0x0CC0 +#define BCMA_CC_NAND_ACC_CONTROL_CS1 0x0CD0 +#define BCMA_CC_NAND_CONFIG_CS1 0x0CD4 +#define BCMA_CC_NAND_TIMING_1_CS1 0x0CD8 +#define BCMA_CC_NAND_TIMING_2_CS1 0x0CDC +#define BCMA_CC_NAND_SPARE_RD16 0x0D30 +#define BCMA_CC_NAND_SPARE_RD20 0x0D34 +#define BCMA_CC_NAND_SPARE_RD24 0x0D38 +#define BCMA_CC_NAND_SPARE_RD28 0x0D3C +#define BCMA_CC_NAND_CACHE_ADDR 0x0D40 +#define BCMA_CC_NAND_CACHE_DATA 0x0D44 +#define BCMA_CC_NAND_CTRL_CONFIG 0x0D48 +#define BCMA_CC_NAND_CTRL_STATUS 0x0D4C /* Divider allocation in 4716/47162/5356 */ #define BCMA_CC_PMU5_MAINPLL_CPU 1 @@ -409,6 +487,13 @@ /* 4313 Chip specific ChipControl register bits */ #define BCMA_CCTRL_4313_12MA_LED_DRIVE 0x00000007 /* 12 mA drive strengh for later 4313 */ +/* BCM5357 ChipControl register bits */ +#define BCMA_CHIPCTL_5357_EXTPA BIT(14) +#define BCMA_CHIPCTL_5357_ANT_MUX_2O3 BIT(15) +#define BCMA_CHIPCTL_5357_NFLASH BIT(16) +#define BCMA_CHIPCTL_5357_I2S_PINS_ENABLE BIT(18) +#define BCMA_CHIPCTL_5357_I2CSPI_PINS_ENABLE BIT(19) + /* Data for the PMU, if available. * Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU) */ diff --git a/include/linux/bcma/bcma_regs.h b/include/linux/bcma/bcma_regs.h index 5a71d57..a393e82 100644 --- a/include/linux/bcma/bcma_regs.h +++ b/include/linux/bcma/bcma_regs.h @@ -11,11 +11,13 @@ #define BCMA_CLKCTLST_HAVEHTREQ 0x00000010 /* HT available request */ #define BCMA_CLKCTLST_HWCROFF 0x00000020 /* Force HW clock request off */ #define BCMA_CLKCTLST_EXTRESREQ 0x00000700 /* Mask of external resource requests */ +#define BCMA_CLKCTLST_EXTRESREQ_SHIFT 8 #define BCMA_CLKCTLST_HAVEALP 0x00010000 /* ALP available */ #define BCMA_CLKCTLST_HAVEHT 0x00020000 /* HT available */ #define BCMA_CLKCTLST_BP_ON_ALP 0x00040000 /* RO: running on ALP clock */ #define BCMA_CLKCTLST_BP_ON_HT 0x00080000 /* RO: running on HT clock */ #define BCMA_CLKCTLST_EXTRESST 0x07000000 /* Mask of external resource status */ +#define BCMA_CLKCTLST_EXTRESST_SHIFT 24 /* Is there any BCM4328 on BCMA bus? */ #define BCMA_CLKCTLST_4328A0_HAVEHT 0x00010000 /* 4328a0 has reversed bits */ #define BCMA_CLKCTLST_4328A0_HAVEALP 0x00020000 /* 4328a0 has reversed bits */ -- linux integration

1 0

[linux-merge]linux integration; branch, batman-adv/next, updated. batman-adv-for-davem-8944-g185d3da
by postmaster＠open-mesh.org 21 Aug '12

21 Aug '12

The following commit has been merged in the batman-adv/next branch: commit 6c1872369d53966dc26be71c96c4c5db13f65981 Author: Rafał Miłecki <zajec5(a)gmail.com> Date: Wed Aug 8 19:10:15 2012 +0200 b43: N-PHY: fix 0x2057 radio calib copy/paste mistake Signed-off-by: Rafał Miłecki <zajec5(a)gmail.com> Reported-by: Fengguang Wu <fengguang.wu(a)intel.com> Signed-off-by: John W. Linville <linville(a)tuxdriver.com> diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 5c90741..3c35382 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -572,6 +572,7 @@ static u16 b43_radio_2057_rccal(struct b43_wldev *dev) b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55); if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 1, 1, 500, 5000000)) + b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n"); b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15); if (special) { b43_radio_write(dev, R2057_RCCAL_MASTER, 0x73); -- linux integration

1 0

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