Return-path: Received: from xc.sipsolutions.net ([83.246.72.84]:38731 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753464AbYJJXvx (ORCPT ); Fri, 10 Oct 2008 19:51:53 -0400 Subject: [PATCH] mac80211: move bss_conf into vif From: Johannes Berg To: John Linville Cc: linux-wireless Content-Type: text/plain Date: Sat, 11 Oct 2008 01:51:51 +0200 Message-Id: <1223682711.29811.7.camel@johannes.berg> (sfid-20081011_015157_445211_A8F2FD1F) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: Move bss_conf into the vif struct so that drivers can access it during ->tx without having to store it in the private data or similar. No driver updates because this is only for when they want to start using it. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 3 +++ net/mac80211/cfg.c | 6 +++--- net/mac80211/debugfs_netdev.c | 2 +- net/mac80211/ieee80211_i.h | 3 --- net/mac80211/iface.c | 2 +- net/mac80211/main.c | 8 ++++---- net/mac80211/mlme.c | 30 +++++++++++++++--------------- net/mac80211/tx.c | 16 ++++++++-------- net/mac80211/util.c | 6 +++--- 9 files changed, 38 insertions(+), 38 deletions(-) --- everything.orig/include/net/mac80211.h 2008-10-11 01:46:05.000000000 +0200 +++ everything/include/net/mac80211.h 2008-10-11 01:46:29.000000000 +0200 @@ -519,11 +519,14 @@ struct ieee80211_conf { * use during the life of a virtual interface. * * @type: type of this virtual interface + * @bss_conf: BSS configuration for this interface, either our own + * or the BSS we're associated to * @drv_priv: data area for driver use, will always be aligned to * sizeof(void *). */ struct ieee80211_vif { enum nl80211_iftype type; + struct ieee80211_bss_conf bss_conf; /* must be last */ u8 drv_priv[0] __attribute__((__aligned__(sizeof(void *)))); }; --- everything.orig/net/mac80211/ieee80211_i.h 2008-10-11 01:46:05.000000000 +0200 +++ everything/net/mac80211/ieee80211_i.h 2008-10-11 01:46:29.000000000 +0200 @@ -440,9 +440,6 @@ struct ieee80211_sub_if_data { u16 sequence_number; - /* BSS configuration for this interface. */ - struct ieee80211_bss_conf bss_conf; - /* * AP this belongs to: self in AP mode and * corresponding AP in VLAN mode, NULL for --- everything.orig/net/mac80211/main.c 2008-10-11 01:46:05.000000000 +0200 +++ everything/net/mac80211/main.c 2008-10-11 01:46:29.000000000 +0200 @@ -249,15 +249,15 @@ void ieee80211_bss_info_change_notify(st if (local->ops->bss_info_changed) local->ops->bss_info_changed(local_to_hw(local), &sdata->vif, - &sdata->bss_conf, + &sdata->vif.bss_conf, changed); } u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata) { - sdata->bss_conf.use_cts_prot = false; - sdata->bss_conf.use_short_preamble = false; - sdata->bss_conf.use_short_slot = false; + sdata->vif.bss_conf.use_cts_prot = false; + sdata->vif.bss_conf.use_short_preamble = false; + sdata->vif.bss_conf.use_short_slot = false; return BSS_CHANGED_ERP_CTS_PROT | BSS_CHANGED_ERP_PREAMBLE | BSS_CHANGED_ERP_SLOT; --- everything.orig/net/mac80211/iface.c 2008-10-11 01:46:05.000000000 +0200 +++ everything/net/mac80211/iface.c 2008-10-11 01:46:29.000000000 +0200 @@ -695,7 +695,7 @@ int ieee80211_if_change_type(struct ieee ieee80211_setup_sdata(sdata, type); /* reset some values that shouldn't be kept across type changes */ - sdata->bss_conf.basic_rates = + sdata->vif.bss_conf.basic_rates = ieee80211_mandatory_rates(sdata->local, sdata->local->hw.conf.channel->band); sdata->drop_unencrypted = 0; --- everything.orig/net/mac80211/mlme.c 2008-10-11 01:46:05.000000000 +0200 +++ everything/net/mac80211/mlme.c 2008-10-11 01:46:29.000000000 +0200 @@ -572,7 +572,7 @@ static void ieee80211_sta_wmm_params(str static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata, u16 capab, bool erp_valid, u8 erp) { - struct ieee80211_bss_conf *bss_conf = &sdata->bss_conf; + struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; #ifdef CONFIG_MAC80211_VERBOSE_DEBUG struct ieee80211_if_sta *ifsta = &sdata->u.sta; DECLARE_MAC_BUF(mac); @@ -720,9 +720,9 @@ static void ieee80211_set_associated(str ifsta->ssid, ifsta->ssid_len); if (bss) { /* set timing information */ - sdata->bss_conf.beacon_int = bss->beacon_int; - sdata->bss_conf.timestamp = bss->timestamp; - sdata->bss_conf.dtim_period = bss->dtim_period; + sdata->vif.bss_conf.beacon_int = bss->beacon_int; + sdata->vif.bss_conf.timestamp = bss->timestamp; + sdata->vif.bss_conf.dtim_period = bss->dtim_period; changed |= ieee80211_handle_bss_capability(sdata, bss->capability, bss->has_erp_value, bss->erp_value); @@ -732,9 +732,9 @@ static void ieee80211_set_associated(str if (conf->flags & IEEE80211_CONF_SUPPORT_HT_MODE) { changed |= BSS_CHANGED_HT; - sdata->bss_conf.assoc_ht = 1; - sdata->bss_conf.ht_cap = &conf->ht_cap; - sdata->bss_conf.ht_bss_conf = &conf->ht_bss_conf; + sdata->vif.bss_conf.assoc_ht = 1; + sdata->vif.bss_conf.ht_cap = &conf->ht_cap; + sdata->vif.bss_conf.ht_bss_conf = &conf->ht_bss_conf; } ifsta->flags |= IEEE80211_STA_PREV_BSSID_SET; @@ -744,7 +744,7 @@ static void ieee80211_set_associated(str ifsta->last_probe = jiffies; ieee80211_led_assoc(local, 1); - sdata->bss_conf.assoc = 1; + sdata->vif.bss_conf.assoc = 1; /* * For now just always ask the driver to update the basic rateset * when we have associated, we aren't checking whether it actually @@ -853,15 +853,15 @@ static void ieee80211_set_disassoc(struc ifsta->flags &= ~IEEE80211_STA_ASSOCIATED; changed |= ieee80211_reset_erp_info(sdata); - if (sdata->bss_conf.assoc_ht) + if (sdata->vif.bss_conf.assoc_ht) changed |= BSS_CHANGED_HT; - sdata->bss_conf.assoc_ht = 0; - sdata->bss_conf.ht_cap = NULL; - sdata->bss_conf.ht_bss_conf = NULL; + sdata->vif.bss_conf.assoc_ht = 0; + sdata->vif.bss_conf.ht_cap = NULL; + sdata->vif.bss_conf.ht_bss_conf = NULL; ieee80211_led_assoc(local, 0); - sdata->bss_conf.assoc = 0; + sdata->vif.bss_conf.assoc = 0; ieee80211_sta_send_apinfo(sdata, ifsta); @@ -1194,7 +1194,7 @@ static void ieee80211_rx_mgmt_assoc_resp u64 rates, basic_rates; u16 capab_info, status_code, aid; struct ieee802_11_elems elems; - struct ieee80211_bss_conf *bss_conf = &sdata->bss_conf; + struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; u8 *pos; int i, j; DECLARE_MAC_BUF(mac); @@ -1337,7 +1337,7 @@ static void ieee80211_rx_mgmt_assoc_resp } sta->sta.supp_rates[local->hw.conf.channel->band] = rates; - sdata->bss_conf.basic_rates = basic_rates; + sdata->vif.bss_conf.basic_rates = basic_rates; /* cf. IEEE 802.11 9.2.12 */ if (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ && --- everything.orig/net/mac80211/cfg.c 2008-10-11 01:46:05.000000000 +0200 +++ everything/net/mac80211/cfg.c 2008-10-11 01:46:29.000000000 +0200 @@ -966,16 +966,16 @@ static int ieee80211_change_bss(struct w return -EINVAL; if (params->use_cts_prot >= 0) { - sdata->bss_conf.use_cts_prot = params->use_cts_prot; + sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot; changed |= BSS_CHANGED_ERP_CTS_PROT; } if (params->use_short_preamble >= 0) { - sdata->bss_conf.use_short_preamble = + sdata->vif.bss_conf.use_short_preamble = params->use_short_preamble; changed |= BSS_CHANGED_ERP_PREAMBLE; } if (params->use_short_slot_time >= 0) { - sdata->bss_conf.use_short_slot = + sdata->vif.bss_conf.use_short_slot = params->use_short_slot_time; changed |= BSS_CHANGED_ERP_SLOT; } --- everything.orig/net/mac80211/debugfs_netdev.c 2008-10-11 01:46:05.000000000 +0200 +++ everything/net/mac80211/debugfs_netdev.c 2008-10-11 01:46:29.000000000 +0200 @@ -120,7 +120,7 @@ static ssize_t ieee80211_if_fmt_flags( sdata->u.sta.flags & IEEE80211_STA_AUTHENTICATED ? "AUTH\n" : "", sdata->u.sta.flags & IEEE80211_STA_ASSOCIATED ? "ASSOC\n" : "", sdata->u.sta.flags & IEEE80211_STA_PROBEREQ_POLL ? "PROBEREQ POLL\n" : "", - sdata->bss_conf.use_cts_prot ? "CTS prot\n" : ""); + sdata->vif.bss_conf.use_cts_prot ? "CTS prot\n" : ""); } __IEEE80211_IF_FILE(flags); --- everything.orig/net/mac80211/tx.c 2008-10-11 01:46:05.000000000 +0200 +++ everything/net/mac80211/tx.c 2008-10-11 01:46:29.000000000 +0200 @@ -116,7 +116,7 @@ static __le16 ieee80211_duration(struct if (r->bitrate > txrate->bitrate) break; - if (tx->sdata->bss_conf.basic_rates & BIT(i)) + if (tx->sdata->vif.bss_conf.basic_rates & BIT(i)) rate = r->bitrate; switch (sband->band) { @@ -150,7 +150,7 @@ static __le16 ieee80211_duration(struct * to closest integer */ dur = ieee80211_frame_duration(local, 10, rate, erp, - tx->sdata->bss_conf.use_short_preamble); + tx->sdata->vif.bss_conf.use_short_preamble); if (next_frag_len) { /* Frame is fragmented: duration increases with time needed to @@ -159,7 +159,7 @@ static __le16 ieee80211_duration(struct /* next fragment */ dur += ieee80211_frame_duration(local, next_frag_len, txrate->bitrate, erp, - tx->sdata->bss_conf.use_short_preamble); + tx->sdata->vif.bss_conf.use_short_preamble); } return cpu_to_le16(dur); @@ -465,7 +465,7 @@ ieee80211_tx_h_rate_ctrl(struct ieee8021 } else info->control.retries[0].rate_idx = -1; - if (tx->sdata->bss_conf.use_cts_prot && + if (tx->sdata->vif.bss_conf.use_cts_prot && (tx->flags & IEEE80211_TX_FRAGMENTED) && (rsel.nonerp_idx >= 0)) { tx->last_frag_rate_idx = tx->rate_idx; if (rsel.probe_idx >= 0) @@ -531,7 +531,7 @@ ieee80211_tx_h_misc(struct ieee80211_tx_ if ((tx->sdata->flags & IEEE80211_SDATA_OPERATING_GMODE) && (sband->bitrates[tx->rate_idx].flags & IEEE80211_RATE_ERP_G) && (tx->flags & IEEE80211_TX_UNICAST) && - tx->sdata->bss_conf.use_cts_prot && + tx->sdata->vif.bss_conf.use_cts_prot && !(info->flags & IEEE80211_TX_CTL_USE_RTS_CTS)) info->flags |= IEEE80211_TX_CTL_USE_CTS_PROTECT; @@ -540,7 +540,7 @@ ieee80211_tx_h_misc(struct ieee80211_tx_ * available on the network at the current point in time. */ if (ieee80211_is_data(hdr->frame_control) && (sband->bitrates[tx->rate_idx].flags & IEEE80211_RATE_SHORT_PREAMBLE) && - tx->sdata->bss_conf.use_short_preamble && + tx->sdata->vif.bss_conf.use_short_preamble && (!tx->sta || test_sta_flags(tx->sta, WLAN_STA_SHORT_PREAMBLE))) { info->flags |= IEEE80211_TX_CTL_SHORT_PREAMBLE; } @@ -560,7 +560,7 @@ ieee80211_tx_h_misc(struct ieee80211_tx_ for (idx = 0; idx < sband->n_bitrates; idx++) { if (sband->bitrates[idx].bitrate > rate->bitrate) continue; - if (tx->sdata->bss_conf.basic_rates & BIT(idx) && + if (tx->sdata->vif.bss_conf.basic_rates & BIT(idx) && (baserate < 0 || (sband->bitrates[baserate].bitrate < sband->bitrates[idx].bitrate))) @@ -1981,7 +1981,7 @@ struct sk_buff *ieee80211_beacon_get(str info->flags |= IEEE80211_TX_CTL_NO_ACK; info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT; info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ; - if (sdata->bss_conf.use_short_preamble && + if (sdata->vif.bss_conf.use_short_preamble && sband->bitrates[rsel.rate_idx].flags & IEEE80211_RATE_SHORT_PREAMBLE) info->flags |= IEEE80211_TX_CTL_SHORT_PREAMBLE; --- everything.orig/net/mac80211/util.c 2008-10-11 01:46:05.000000000 +0200 +++ everything/net/mac80211/util.c 2008-10-11 01:46:29.000000000 +0200 @@ -239,7 +239,7 @@ __le16 ieee80211_generic_frame_duration( erp = 0; if (vif) { sdata = vif_to_sdata(vif); - short_preamble = sdata->bss_conf.use_short_preamble; + short_preamble = sdata->vif.bss_conf.use_short_preamble; if (sdata->flags & IEEE80211_SDATA_OPERATING_GMODE) erp = rate->flags & IEEE80211_RATE_ERP_G; } @@ -272,7 +272,7 @@ __le16 ieee80211_rts_duration(struct iee erp = 0; if (vif) { sdata = vif_to_sdata(vif); - short_preamble = sdata->bss_conf.use_short_preamble; + short_preamble = sdata->vif.bss_conf.use_short_preamble; if (sdata->flags & IEEE80211_SDATA_OPERATING_GMODE) erp = rate->flags & IEEE80211_RATE_ERP_G; } @@ -312,7 +312,7 @@ __le16 ieee80211_ctstoself_duration(stru erp = 0; if (vif) { sdata = vif_to_sdata(vif); - short_preamble = sdata->bss_conf.use_short_preamble; + short_preamble = sdata->vif.bss_conf.use_short_preamble; if (sdata->flags & IEEE80211_SDATA_OPERATING_GMODE) erp = rate->flags & IEEE80211_RATE_ERP_G; }