diff options
Diffstat (limited to 'drivers/net/wireless')
30 files changed, 988 insertions, 110 deletions
diff --git a/drivers/net/wireless/hostap/hostap_ap.c b/drivers/net/wireless/hostap/hostap_ap.c index c6ea995750db..dd9a18f8dbca 100644 --- a/drivers/net/wireless/hostap/hostap_ap.c +++ b/drivers/net/wireless/hostap/hostap_ap.c @@ -376,7 +376,7 @@ int ap_control_add_mac(struct mac_restrictions *mac_restrictions, u8 *mac) entry = kmalloc(sizeof(struct mac_entry), GFP_KERNEL); if (entry == NULL) - return -1; + return -ENOMEM; memcpy(entry->addr, mac, ETH_ALEN); diff --git a/drivers/net/wireless/iwlwifi/dvm/commands.h b/drivers/net/wireless/iwlwifi/dvm/commands.h index 02c9ebb3b340..84e2c0fcfef6 100644 --- a/drivers/net/wireless/iwlwifi/dvm/commands.h +++ b/drivers/net/wireless/iwlwifi/dvm/commands.h @@ -1403,6 +1403,7 @@ enum { #define AGG_TX_STATUS_MSK 0x00000fff /* bits 0:11 */ #define AGG_TX_TRY_MSK 0x0000f000 /* bits 12:15 */ +#define AGG_TX_TRY_POS 12 #define AGG_TX_STATE_LAST_SENT_MSK (AGG_TX_STATE_LAST_SENT_TTL_MSK | \ AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK | \ diff --git a/drivers/net/wireless/iwlwifi/dvm/tt.c b/drivers/net/wireless/iwlwifi/dvm/tt.c index 67e2e1321b40..03f9bc01c0cc 100644 --- a/drivers/net/wireless/iwlwifi/dvm/tt.c +++ b/drivers/net/wireless/iwlwifi/dvm/tt.c @@ -471,8 +471,8 @@ static void iwl_advance_tt_handler(struct iwl_priv *priv, s32 temp, bool force) set_bit(STATUS_CT_KILL, &priv->status); iwl_perform_ct_kill_task(priv, true); } else { - iwl_prepare_ct_kill_task(priv); tt->state = old_state; + iwl_prepare_ct_kill_task(priv); } } else if (old_state == IWL_TI_CT_KILL && tt->state != IWL_TI_CT_KILL) { diff --git a/drivers/net/wireless/iwlwifi/dvm/tx.c b/drivers/net/wireless/iwlwifi/dvm/tx.c index d1dccb361391..6aec2df3bb27 100644 --- a/drivers/net/wireless/iwlwifi/dvm/tx.c +++ b/drivers/net/wireless/iwlwifi/dvm/tx.c @@ -908,6 +908,12 @@ static void iwlagn_count_agg_tx_err_status(struct iwl_priv *priv, u16 status) } } +static inline u32 iwlagn_get_scd_ssn(struct iwlagn_tx_resp *tx_resp) +{ + return le32_to_cpup((__le32 *)&tx_resp->status + + tx_resp->frame_count) & MAX_SN; +} + static void iwl_rx_reply_tx_agg(struct iwl_priv *priv, struct iwlagn_tx_resp *tx_resp) { @@ -942,9 +948,15 @@ static void iwl_rx_reply_tx_agg(struct iwl_priv *priv, if (tx_resp->frame_count == 1) return; + IWL_DEBUG_TX_REPLY(priv, "TXQ %d initial_rate 0x%x ssn %d frm_cnt %d\n", + agg->txq_id, + le32_to_cpu(tx_resp->rate_n_flags), + iwlagn_get_scd_ssn(tx_resp), tx_resp->frame_count); + /* Construct bit-map of pending frames within Tx window */ for (i = 0; i < tx_resp->frame_count; i++) { u16 fstatus = le16_to_cpu(frame_status[i].status); + u8 retry_cnt = (fstatus & AGG_TX_TRY_MSK) >> AGG_TX_TRY_POS; if (status & AGG_TX_STATUS_MSK) iwlagn_count_agg_tx_err_status(priv, fstatus); @@ -952,6 +964,14 @@ static void iwl_rx_reply_tx_agg(struct iwl_priv *priv, if (status & (AGG_TX_STATE_FEW_BYTES_MSK | AGG_TX_STATE_ABORT_MSK)) continue; + + if (status & AGG_TX_STATUS_MSK || retry_cnt > 1) + IWL_DEBUG_TX_REPLY(priv, + "%d: status %s (0x%04x), try-count (0x%01x)\n", + i, + iwl_get_agg_tx_fail_reason(fstatus), + fstatus & AGG_TX_STATUS_MSK, + retry_cnt); } } @@ -982,12 +1002,6 @@ const char *iwl_get_agg_tx_fail_reason(u16 status) } #endif /* CONFIG_IWLWIFI_DEBUG */ -static inline u32 iwlagn_get_scd_ssn(struct iwlagn_tx_resp *tx_resp) -{ - return le32_to_cpup((__le32 *)&tx_resp->status + - tx_resp->frame_count) & MAX_SN; -} - static void iwlagn_count_tx_err_status(struct iwl_priv *priv, u16 status) { status &= TX_STATUS_MSK; @@ -1119,8 +1133,14 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, spin_lock_bh(&priv->sta_lock); - if (is_agg) + if (is_agg) { + WARN_ON_ONCE(sta_id >= IWLAGN_STATION_COUNT || + tid >= IWL_MAX_TID_COUNT); + if (txq_id != priv->tid_data[sta_id][tid].agg.txq_id) + IWL_ERR(priv, "txq_id mismatch: %d %d\n", txq_id, + priv->tid_data[sta_id][tid].agg.txq_id); iwl_rx_reply_tx_agg(priv, tx_resp); + } __skb_queue_head_init(&skbs); @@ -1224,16 +1244,17 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, */ if (is_offchannel_skb && freed != 1) IWL_ERR(priv, "OFFCHANNEL SKB freed %d\n", freed); - } - IWL_DEBUG_TX_REPLY(priv, "TXQ %d status %s (0x%08x)\n", txq_id, - iwl_get_tx_fail_reason(status), status); + IWL_DEBUG_TX_REPLY(priv, "TXQ %d status %s (0x%08x)\n", txq_id, + iwl_get_tx_fail_reason(status), status); - IWL_DEBUG_TX_REPLY(priv, - "\t\t\t\tinitial_rate 0x%x retries %d, idx=%d ssn=%d seq_ctl=0x%x\n", - le32_to_cpu(tx_resp->rate_n_flags), - tx_resp->failure_frame, SEQ_TO_INDEX(sequence), ssn, - le16_to_cpu(tx_resp->seq_ctl)); + IWL_DEBUG_TX_REPLY(priv, + "\t\t\t\tinitial_rate 0x%x retries %d, idx=%d ssn=%d seq_ctl=0x%x\n", + le32_to_cpu(tx_resp->rate_n_flags), + tx_resp->failure_frame, + SEQ_TO_INDEX(sequence), ssn, + le16_to_cpu(tx_resp->seq_ctl)); + } iwl_check_abort_status(priv, tx_resp->frame_count, status); spin_unlock_bh(&priv->sta_lock); diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c index 0854dc338881..341dbc0237ea 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c @@ -245,6 +245,10 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm, * that we should share it with another interface. */ + /* Currently, MAC ID 0 should be used only for the managed vif */ + if (vif->type != NL80211_IFTYPE_STATION || vif->p2p) + __clear_bit(0, data.available_mac_ids); + ieee80211_iterate_active_interfaces_atomic( mvm->hw, IEEE80211_IFACE_ITER_RESUME_ALL, iwl_mvm_mac_iface_iterator, &data); @@ -286,6 +290,9 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm, mvmvif->color = 0; + INIT_LIST_HEAD(&mvmvif->time_event_data.list); + mvmvif->time_event_data.id = TE_MAX; + /* No need to allocate data queues to P2P Device MAC.*/ if (vif->type == NL80211_IFTYPE_P2P_DEVICE) { for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) @@ -328,9 +335,6 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm, mvmvif->bcast_sta.sta_id = IWL_MVM_STATION_COUNT; mvmvif->ap_sta_id = IWL_MVM_STATION_COUNT; - INIT_LIST_HEAD(&mvmvif->time_event_data.list); - mvmvif->time_event_data.id = TE_MAX; - return 0; exit_fail: @@ -585,10 +589,43 @@ static void iwl_mvm_mac_ctxt_cmd_fill_sta(struct iwl_mvm *mvm, struct iwl_mac_data_sta *ctxt_sta) { /* We need the dtim_period to set the MAC as associated */ - if (vif->bss_conf.assoc && vif->bss_conf.dtim_period) + if (vif->bss_conf.assoc && vif->bss_conf.dtim_period) { + u32 dtim_offs; + + /* + * The DTIM count counts down, so when it is N that means N + * more beacon intervals happen until the DTIM TBTT. Therefore + * add this to the current time. If that ends up being in the + * future, the firmware will handle it. + * + * Also note that the system_timestamp (which we get here as + * "sync_device_ts") and TSF timestamp aren't at exactly the + * same offset in the frame -- the TSF is at the first symbol + * of the TSF, the system timestamp is at signal acquisition + * time. This means there's an offset between them of at most + * a few hundred microseconds (24 * 8 bits + PLCP time gives + * 384us in the longest case), this is currently not relevant + * as the firmware wakes up around 2ms before the TBTT. + */ + dtim_offs = vif->bss_conf.sync_dtim_count * + vif->bss_conf.beacon_int; + /* convert TU to usecs */ + dtim_offs *= 1024; + + ctxt_sta->dtim_tsf = + cpu_to_le64(vif->bss_conf.sync_tsf + dtim_offs); + ctxt_sta->dtim_time = + cpu_to_le32(vif->bss_conf.sync_device_ts + dtim_offs); + + IWL_DEBUG_INFO(mvm, "DTIM TBTT is 0x%llx/0x%x, offset %d\n", + le64_to_cpu(ctxt_sta->dtim_tsf), + le32_to_cpu(ctxt_sta->dtim_time), + dtim_offs); + ctxt_sta->is_assoc = cpu_to_le32(1); - else + } else { ctxt_sta->is_assoc = cpu_to_le32(0); + } ctxt_sta->bi = cpu_to_le32(vif->bss_conf.beacon_int); ctxt_sta->bi_reciprocal = diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index e27eb9724112..e8264e11b12d 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -113,10 +113,10 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) IEEE80211_HW_REPORTS_TX_ACK_STATUS | IEEE80211_HW_QUEUE_CONTROL | IEEE80211_HW_WANT_MONITOR_VIF | - IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC | IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_SUPPORTS_DYNAMIC_PS | - IEEE80211_HW_AMPDU_AGGREGATION; + IEEE80211_HW_AMPDU_AGGREGATION | + IEEE80211_HW_TIMING_BEACON_ONLY; hw->queues = IWL_FIRST_AMPDU_QUEUE; hw->offchannel_tx_hw_queue = IWL_OFFCHANNEL_QUEUE; @@ -857,7 +857,6 @@ iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw *hw, bool more_data) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); - struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv; /* TODO: how do we tell the fw to send frames for a specific TID */ @@ -865,8 +864,7 @@ iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw *hw, * The fw will send EOSP notification when the last frame will be * transmitted. */ - iwl_mvm_sta_modify_sleep_tx_count(mvm, mvmsta->sta_id, reason, - num_frames); + iwl_mvm_sta_modify_sleep_tx_count(mvm, sta, reason, num_frames); } static void iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw, @@ -890,7 +888,7 @@ static void iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw, case STA_NOTIFY_AWAKE: if (WARN_ON(mvmsta->sta_id == IWL_INVALID_STATION)) break; - iwl_mvm_sta_modify_ps_wake(mvm, mvmsta->sta_id); + iwl_mvm_sta_modify_ps_wake(mvm, sta); break; default: break; diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c index 3f3ce91ad5c2..3f40ab05bbd8 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -267,6 +267,7 @@ int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, /* rx_status carries information about the packet to mac80211 */ rx_status.mactime = le64_to_cpu(phy_info->timestamp); + rx_status.device_timestamp = le32_to_cpu(phy_info->system_timestamp); rx_status.band = (phy_info->phy_flags & cpu_to_le16(RX_RES_PHY_FLAGS_BAND_24)) ? IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ; diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 406c53ad0a49..9b21b92aa8d1 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -292,7 +292,12 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm, cmd->rxon_flags = iwl_mvm_scan_rxon_flags(req); cmd->filter_flags = cpu_to_le32(MAC_FILTER_ACCEPT_GRP | MAC_FILTER_IN_BEACON); - cmd->type = SCAN_TYPE_FORCED; + + if (vif->type == NL80211_IFTYPE_P2P_DEVICE) + cmd->type = cpu_to_le32(SCAN_TYPE_DISCOVERY_FORCED); + else + cmd->type = cpu_to_le32(SCAN_TYPE_FORCED); + cmd->repeats = cpu_to_le32(1); /* diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c index a1eb692d7fad..861a7f9f8e7f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -1188,13 +1188,16 @@ void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm, rcu_read_unlock(); } -void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, int sta_id) +void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, + struct ieee80211_sta *sta) { + struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv; struct iwl_mvm_add_sta_cmd cmd = { .add_modify = STA_MODE_MODIFY, - .sta_id = sta_id, + .sta_id = mvmsta->sta_id, .modify_mask = STA_MODIFY_SLEEPING_STA_TX_COUNT, .sleep_state_flags = cpu_to_le16(STA_SLEEP_STATE_AWAKE), + .mac_id_n_color = cpu_to_le32(mvmsta->mac_id_n_color), }; int ret; @@ -1208,18 +1211,21 @@ void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, int sta_id) IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret); } -void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, int sta_id, +void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, + struct ieee80211_sta *sta, enum ieee80211_frame_release_type reason, u16 cnt) { u16 sleep_state_flags = (reason == IEEE80211_FRAME_RELEASE_UAPSD) ? STA_SLEEP_STATE_UAPSD : STA_SLEEP_STATE_PS_POLL; + struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv; struct iwl_mvm_add_sta_cmd cmd = { .add_modify = STA_MODE_MODIFY, - .sta_id = sta_id, + .sta_id = mvmsta->sta_id, .modify_mask = STA_MODIFY_SLEEPING_STA_TX_COUNT, .sleep_tx_count = cpu_to_le16(cnt), + .mac_id_n_color = cpu_to_le32(mvmsta->mac_id_n_color), /* * Same modify mask for sleep_tx_count and sleep_state_flags so * we must set the sleep_state_flags too. diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.h b/drivers/net/wireless/iwlwifi/mvm/sta.h index bdd7c5ed8222..896f88ac8145 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/iwlwifi/mvm/sta.h @@ -362,8 +362,10 @@ int iwl_mvm_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mvm_int_sta *bsta); int iwl_mvm_rm_bcast_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *bsta); void iwl_mvm_sta_drained_wk(struct work_struct *wk); -void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, int sta_id); -void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, int sta_id, +void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, + struct ieee80211_sta *sta); +void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, + struct ieee80211_sta *sta, enum ieee80211_frame_release_type reason, u16 cnt); int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c index c09b71f23759..e437e02c7149 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c @@ -248,6 +248,11 @@ static bool iwl_mvm_time_event_response(struct iwl_notif_wait_data *notif_wait, } resp = (void *)pkt->data; + + /* we should never get a response to another TIME_EVENT_CMD here */ + if (WARN_ON_ONCE(le32_to_cpu(resp->id) != te_data->id)) + return false; + te_data->uid = le32_to_cpu(resp->unique_id); IWL_DEBUG_TE(mvm, "TIME_EVENT_CMD response - UID = 0x%x\n", te_data->uid); @@ -265,6 +270,9 @@ static int iwl_mvm_time_event_send_add(struct iwl_mvm *mvm, lockdep_assert_held(&mvm->mutex); + IWL_DEBUG_TE(mvm, "Add new TE, duration %d TU\n", + le32_to_cpu(te_cmd->duration)); + spin_lock_bh(&mvm->time_event_lock); if (WARN_ON(te_data->id != TE_MAX)) { spin_unlock_bh(&mvm->time_event_lock); @@ -413,7 +421,7 @@ void iwl_mvm_remove_time_event(struct iwl_mvm *mvm, cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, mvmvif->color)); IWL_DEBUG_TE(mvm, "Removing TE 0x%x\n", le32_to_cpu(time_cmd.id)); - ret = iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, CMD_ASYNC, + ret = iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, CMD_SYNC, sizeof(time_cmd), &time_cmd); if (WARN_ON(ret)) return; diff --git a/drivers/net/wireless/mwifiex/11ac.c b/drivers/net/wireless/mwifiex/11ac.c new file mode 100644 index 000000000000..cf43b3c29250 --- /dev/null +++ b/drivers/net/wireless/mwifiex/11ac.c @@ -0,0 +1,261 @@ +/* + * Marvell Wireless LAN device driver: 802.11ac + * + * Copyright (C) 2013, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "decl.h" +#include "ioctl.h" +#include "fw.h" +#include "main.h" +#include "11ac.h" + +/* This function converts the 2-bit MCS map to the highest long GI + * VHT data rate. + */ +static u16 +mwifiex_convert_mcsmap_to_maxrate(struct mwifiex_private *priv, + u8 bands, u16 mcs_map) +{ + u8 i, nss, max_mcs; + u16 max_rate = 0; + u32 usr_vht_cap_info = 0; + struct mwifiex_adapter *adapter = priv->adapter; + /* tables of the MCS map to the highest data rate (in Mbps) + * supported for long GI + */ + u16 max_rate_lgi_80MHZ[8][3] = { + {0x124, 0x15F, 0x186}, /* NSS = 1 */ + {0x249, 0x2BE, 0x30C}, /* NSS = 2 */ + {0x36D, 0x41D, 0x492}, /* NSS = 3 */ + {0x492, 0x57C, 0x618}, /* NSS = 4 */ + {0x5B6, 0x6DB, 0x79E}, /* NSS = 5 */ + {0x6DB, 0x83A, 0x0}, /* NSS = 6 */ + {0x7FF, 0x999, 0xAAA}, /* NSS = 7 */ + {0x924, 0xAF8, 0xC30} /* NSS = 8 */ + }; + u16 max_rate_lgi_160MHZ[8][3] = { + {0x249, 0x2BE, 0x30C}, /* NSS = 1 */ + {0x492, 0x57C, 0x618}, /* NSS = 2 */ + {0x6DB, 0x83A, 0x0}, /* NSS = 3 */ + {0x924, 0xAF8, 0xC30}, /* NSS = 4 */ + {0xB6D, 0xDB6, 0xF3C}, /* NSS = 5 */ + {0xDB6, 0x1074, 0x1248}, /* NSS = 6 */ + {0xFFF, 0x1332, 0x1554}, /* NSS = 7 */ + {0x1248, 0x15F0, 0x1860} /* NSS = 8 */ + }; + + if (bands & BAND_AAC) + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_a; + else + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_bg; + + /* find the max NSS supported */ + nss = 0; + for (i = 0; i < 8; i++) { + max_mcs = (mcs_map >> (2 * i)) & 0x3; + if (max_mcs < 3) + nss = i; + } + max_mcs = (mcs_map >> (2 * nss)) & 0x3; + + /* if max_mcs is 3, nss must be 0 (SS = 1). Thus, max mcs is MCS 9 */ + if (max_mcs >= 3) + max_mcs = 2; + + if (GET_VHTCAP_CHWDSET(usr_vht_cap_info)) { + /* support 160 MHz */ + max_rate = max_rate_lgi_160MHZ[nss][max_mcs]; + if (!max_rate) + /* MCS9 is not supported in NSS6 */ + max_rate = max_rate_lgi_160MHZ[nss][max_mcs - 1]; + } else { + max_rate = max_rate_lgi_80MHZ[nss][max_mcs]; + if (!max_rate) + /* MCS9 is not supported in NSS3 */ + max_rate = max_rate_lgi_80MHZ[nss][max_mcs - 1]; + } + + return max_rate; +} + +static void +mwifiex_fill_vht_cap_info(struct mwifiex_private *priv, + struct mwifiex_ie_types_vhtcap *vht_cap, u8 bands) +{ + struct mwifiex_adapter *adapter = priv->adapter; + + if (bands & BAND_A) + vht_cap->vht_cap.vht_cap_info = + cpu_to_le32(adapter->usr_dot_11ac_dev_cap_a); + else + vht_cap->vht_cap.vht_cap_info = + cpu_to_le32(adapter->usr_dot_11ac_dev_cap_bg); +} + +static void +mwifiex_fill_vht_cap_tlv(struct mwifiex_private *priv, + struct mwifiex_ie_types_vhtcap *vht_cap, u8 bands) +{ + struct mwifiex_adapter *adapter = priv->adapter; + u16 mcs_map_user, mcs_map_resp, mcs_map_result; + u16 mcs_user, mcs_resp, nss, tmp; + + /* Fill VHT cap info */ + mwifiex_fill_vht_cap_info(priv, vht_cap, bands); + + /* rx MCS Set: find the minimum of the user rx mcs and ap rx mcs */ + mcs_map_user = GET_DEVRXMCSMAP(adapter->usr_dot_11ac_mcs_support); + mcs_map_resp = le16_to_cpu(vht_cap->vht_cap.supp_mcs.rx_mcs_map); + mcs_map_result = 0; + + for (nss = 1; nss <= 8; nss++) { + mcs_user = GET_VHTNSSMCS(mcs_map_user, nss); + mcs_resp = GET_VHTNSSMCS(mcs_map_resp, nss); + + if ((mcs_user == NO_NSS_SUPPORT) || + (mcs_resp == NO_NSS_SUPPORT)) + SET_VHTNSSMCS(mcs_map_result, nss, NO_NSS_SUPPORT); + else + SET_VHTNSSMCS(mcs_map_result, nss, + min(mcs_user, mcs_resp)); + } + + vht_cap->vht_cap.supp_mcs.rx_mcs_map = cpu_to_le16(mcs_map_result); + + tmp = mwifiex_convert_mcsmap_to_maxrate(priv, bands, mcs_map_result); + vht_cap->vht_cap.supp_mcs.rx_highest = cpu_to_le16(tmp); + + /* tx MCS Set: find the minimum of the user tx mcs and ap tx mcs */ + mcs_map_user = GET_DEVTXMCSMAP(adapter->usr_dot_11ac_mcs_support); + mcs_map_resp = le16_to_cpu(vht_cap->vht_cap.supp_mcs.tx_mcs_map); + mcs_map_result = 0; + + for (nss = 1; nss <= 8; nss++) { + mcs_user = GET_VHTNSSMCS(mcs_map_user, nss); + mcs_resp = GET_VHTNSSMCS(mcs_map_resp, nss); + if ((mcs_user == NO_NSS_SUPPORT) || + (mcs_resp == NO_NSS_SUPPORT)) + SET_VHTNSSMCS(mcs_map_result, nss, NO_NSS_SUPPORT); + else + SET_VHTNSSMCS(mcs_map_result, nss, + min(mcs_user, mcs_resp)); + } + + vht_cap->vht_cap.supp_mcs.tx_mcs_map = cpu_to_le16(mcs_map_result); + + tmp = mwifiex_convert_mcsmap_to_maxrate(priv, bands, mcs_map_result); + vht_cap->vht_cap.supp_mcs.tx_highest = cpu_to_le16(tmp); + + return; +} + +int mwifiex_cmd_append_11ac_tlv(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc, + u8 **buffer) +{ + struct mwifiex_ie_types_vhtcap *vht_cap; + struct mwifiex_ie_types_oper_mode_ntf *oper_ntf; + struct ieee_types_oper_mode_ntf *ieee_oper_ntf; + struct mwifiex_ie_types_vht_oper *vht_op; + struct mwifiex_adapter *adapter = priv->adapter; + u8 supp_chwd_set; + u32 usr_vht_cap_info; + int ret_len = 0; + + if (bss_desc->bss_band & BAND_A) + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_a; + else + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_bg; + + /* VHT Capabilities IE */ + if (bss_desc->bcn_vht_cap) { + vht_cap = (struct mwifiex_ie_types_vhtcap *)*buffer; + memset(vht_cap, 0, sizeof(*vht_cap)); + vht_cap->header.type = cpu_to_le16(WLAN_EID_VHT_CAPABILITY); + vht_cap->header.len = + cpu_to_le16(sizeof(struct ieee80211_vht_cap)); + memcpy((u8 *)vht_cap + sizeof(struct mwifiex_ie_types_header), + (u8 *)bss_desc->bcn_vht_cap + + sizeof(struct ieee_types_header), + le16_to_cpu(vht_cap->header.len)); + + mwifiex_fill_vht_cap_tlv(priv, vht_cap, bss_desc->bss_band); + *buffer += sizeof(*vht_cap); + ret_len += sizeof(*vht_cap); + } + + /* VHT Operation IE */ + if (bss_desc->bcn_vht_oper) { + if (priv->bss_mode == HostCmd_BSS_MODE_IBSS) { + vht_op = (struct mwifiex_ie_types_vht_oper *)*buffer; + memset(vht_op, 0, sizeof(*vht_op)); + vht_op->header.type = + cpu_to_le16(WLAN_EID_VHT_OPERATION); + vht_op->header.len = cpu_to_le16(sizeof(*vht_op) - + sizeof(struct mwifiex_ie_types_header)); + memcpy((u8 *)vht_op + + sizeof(struct mwifiex_ie_types_header), + (u8 *)bss_desc->bcn_vht_oper + + sizeof(struct ieee_types_header), + le16_to_cpu(vht_op->header.len)); + + /* negotiate the channel width and central freq + * and keep the central freq as the peer suggests + */ + supp_chwd_set = GET_VHTCAP_CHWDSET(usr_vht_cap_info); + + switch (supp_chwd_set) { + case 0: + vht_op->chan_width = + min_t(u8, IEEE80211_VHT_CHANWIDTH_80MHZ, + bss_desc->bcn_vht_oper->chan_width); + break; + case 1: + vht_op->chan_width = + min_t(u8, IEEE80211_VHT_CHANWIDTH_160MHZ, + bss_desc->bcn_vht_oper->chan_width); + break; + case 2: + vht_op->chan_width = + min_t(u8, IEEE80211_VHT_CHANWIDTH_80P80MHZ, + bss_desc->bcn_vht_oper->chan_width); + break; + default: + vht_op->chan_width = + IEEE80211_VHT_CHANWIDTH_USE_HT; + break; + } + + *buffer += sizeof(*vht_op); + ret_len += sizeof(*vht_op); + } + } + + /* Operating Mode Notification IE */ + if (bss_desc->oper_mode) { + ieee_oper_ntf = bss_desc->oper_mode; + oper_ntf = (void *)*buffer; + memset(oper_ntf, 0, sizeof(*oper_ntf)); + oper_ntf->header.type = cpu_to_le16(WLAN_EID_OPMODE_NOTIF); + oper_ntf->header.len = cpu_to_le16(sizeof(u8)); + oper_ntf->oper_mode = ieee_oper_ntf->oper_mode; + *buffer += sizeof(*oper_ntf); + ret_len += sizeof(*oper_ntf); + } + + return ret_len; +} diff --git a/drivers/net/wireless/mwifiex/11ac.h b/drivers/net/wireless/mwifiex/11ac.h new file mode 100644 index 000000000000..80fd1ba46200 --- /dev/null +++ b/drivers/net/wireless/mwifiex/11ac.h @@ -0,0 +1,26 @@ +/* + * Marvell Wireless LAN device driver: 802.11ac + * + * Copyright (C) 2013, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#ifndef _MWIFIEX_11AC_H_ +#define _MWIFIEX_11AC_H_ + +int mwifiex_cmd_append_11ac_tlv(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc, + u8 **buffer); +#endif /* _MWIFIEX_11AC_H_ */ diff --git a/drivers/net/wireless/mwifiex/11n.c b/drivers/net/wireless/mwifiex/11n.c index 25596ab0c576..45f19716687e 100644 --- a/drivers/net/wireless/mwifiex/11n.c +++ b/drivers/net/wireless/mwifiex/11n.c @@ -250,7 +250,8 @@ int mwifiex_cmd_amsdu_aggr_ctrl(struct host_cmd_ds_command *cmd, * - Setting HT Tx capability and HT Tx information fields * - Ensuring correct endian-ness */ -int mwifiex_cmd_11n_cfg(struct host_cmd_ds_command *cmd, u16 cmd_action, +int mwifiex_cmd_11n_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, u16 cmd_action, struct mwifiex_ds_11n_tx_cfg *txcfg) { struct host_cmd_ds_11n_cfg *htcfg = &cmd->params.htcfg; @@ -260,6 +261,10 @@ int mwifiex_cmd_11n_cfg(struct host_cmd_ds_command *cmd, u16 cmd_action, htcfg->action = cpu_to_le16(cmd_action); htcfg->ht_tx_cap = cpu_to_le16(txcfg->tx_htcap); htcfg->ht_tx_info = cpu_to_le16(txcfg->tx_htinfo); + + if (priv->adapter->is_hw_11ac_capable) + htcfg->misc_config = cpu_to_le16(txcfg->misc_config); + return 0; } diff --git a/drivers/net/wireless/mwifiex/11n.h b/drivers/net/wireless/mwifiex/11n.h index 29a4c02479d6..375db01442bf 100644 --- a/drivers/net/wireless/mwifiex/11n.h +++ b/drivers/net/wireless/mwifiex/11n.h @@ -28,9 +28,9 @@ int mwifiex_ret_11n_delba(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); int mwifiex_ret_11n_addba_req(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); -int mwifiex_cmd_11n_cfg(struct host_cmd_ds_command *cmd, u16 cmd_action, +int mwifiex_cmd_11n_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, u16 cmd_action, struct mwifiex_ds_11n_tx_cfg *txcfg); - int mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, struct mwifiex_bssdescriptor *bss_desc, u8 **buffer); diff --git a/drivers/net/wireless/mwifiex/Makefile b/drivers/net/wireless/mwifiex/Makefile index dd0410d2d465..97b245cbafd8 100644 --- a/drivers/net/wireless/mwifiex/Makefile +++ b/drivers/net/wireless/mwifiex/Makefile @@ -23,6 +23,7 @@ mwifiex-y += util.o mwifiex-y += txrx.o mwifiex-y += wmm.o mwifiex-y += 11n.o +mwifiex-y += 11ac.o mwifiex-y += 11n_aggr.o mwifiex-y += 11n_rxreorder.o mwifiex-y += scan.o diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index dc5357c0098f..a44023a7bd57 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -834,6 +834,66 @@ mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy, return ret; } +static void +mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo, + struct rate_info *rate) +{ + struct mwifiex_adapter *adapter = priv->adapter; + + if (adapter->is_hw_11ac_capable) { + /* bit[1-0]: 00=LG 01=HT 10=VHT */ + if (tx_htinfo & BIT(0)) { + /* HT */ + rate->mcs = priv->tx_rate; + rate->flags |= RATE_INFO_FLAGS_MCS; + } + if (tx_htinfo & BIT(1)) { + /* VHT */ + rate->mcs = priv->tx_rate & 0x0F; + rate->flags |= RATE_INFO_FLAGS_VHT_MCS; + } + + if (tx_htinfo & (BIT(1) | BIT(0))) { + /* HT or VHT */ + switch (tx_htinfo & (BIT(3) | BIT(2))) { + case 0: + /* This will be 20MHz */ + break; + case (BIT(2)): + rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; + break; + case (BIT(3)): + rate->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH; + break; + case (BIT(3) | BIT(2)): + rate->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH; + break; + } + + if (tx_htinfo & BIT(4)) + rate->flags |= RATE_INFO_FLAGS_SHORT_GI; + + if ((priv->tx_rate >> 4) == 1) + rate->nss = 2; + else + rate->nss = 1; + } + } else { + /* + * Bit 0 in tx_htinfo indicates that current Tx rate + * is 11n rate. Valid MCS index values for us are 0 to 15. + */ + if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) { + rate->mcs = priv->tx_rate; + rate->flags |= RATE_INFO_FLAGS_MCS; + if (tx_htinfo & BIT(1)) + rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; + if (tx_htinfo & BIT(2)) + rate->flags |= RATE_INFO_FLAGS_SHORT_GI; + } + } +} + /* * This function dumps the station information on a buffer. * @@ -873,20 +933,7 @@ mwifiex_dump_station_info(struct mwifiex_private *priv, HostCmd_ACT_GEN_GET, DTIM_PERIOD_I, &priv->dtim_period); - /* - * Bit 0 in tx_htinfo indicates that current Tx rate is 11n rate. Valid - * MCS index values for us are 0 to 15. - */ - if ((priv->tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) { - sinfo->txrate.mcs = priv->tx_rate; - sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; - /* 40MHz rate */ - if (priv->tx_htinfo & BIT(1)) - sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; - /* SGI enabled */ - if (priv->tx_htinfo & BIT(2)) - sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; - } + mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate); sinfo->signal_avg = priv->bcn_rssi_avg; sinfo->rx_bytes = priv->stats.rx_bytes; @@ -1295,20 +1342,22 @@ static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, /* Set appropriate bands */ if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) { bss_cfg->band_cfg = BAND_CONFIG_BG; + config_bands = BAND_B | BAND_G; - if (cfg80211_get_chandef_type(¶ms->chandef) == - NL80211_CHAN_NO_HT) - config_bands = BAND_B | BAND_G; - else - config_bands = BAND_B | BAND_G | BAND_GN; + if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT) + config_bands |= BAND_GN; + + if (params->chandef.width > NL80211_CHAN_WIDTH_40) + config_bands |= BAND_GAC; } else { bss_cfg->band_cfg = BAND_CONFIG_A; + config_bands = BAND_A; - if (cfg80211_get_chandef_type(¶ms->chandef) == - NL80211_CHAN_NO_HT) - config_bands = BAND_A; - else - config_bands = BAND_AN | BAND_A; + if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT) + config_bands |= BAND_AN; + + if (params->chandef.width > NL80211_CHAN_WIDTH_40) + config_bands |= BAND_AAC; } if (!((config_bands | priv->adapter->fw_bands) & @@ -1879,6 +1928,79 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, return 0; } +static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info, + struct mwifiex_private *priv) +{ + struct mwifiex_adapter *adapter = priv->adapter; + u32 vht_cap = 0, cap = adapter->hw_dot_11ac_dev_cap; + + vht_info->vht_supported = true; + + switch (GET_VHTCAP_MAXMPDULEN(cap)) { + case 0x00: + vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; + break; + case 0x01: + vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; + break; + case 0x10: + vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; + break; + default: + dev_err(adapter->dev, "unsupported MAX MPDU len\n"); + break; + } + + if (ISSUPP_11ACVHTHTCVHT(cap)) + vht_cap |= IEEE80211_VHT_CAP_HTC_VHT; + + if (ISSUPP_11ACVHTTXOPPS(cap)) + vht_cap |= IEEE80211_VHT_CAP_VHT_TXOP_PS; + + if (ISSUPP_11ACMURXBEAMFORMEE(cap)) + vht_cap |= IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; + + if (ISSUPP_11ACMUTXBEAMFORMEE(cap)) + vht_cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; + + if (ISSUPP_11ACSUBEAMFORMER(cap)) + vht_cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE; + + if (ISSUPP_11ACSUBEAMFORMEE(cap)) + vht_cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE; + + if (ISSUPP_11ACRXSTBC(cap)) + vht_cap |= IEEE80211_VHT_CAP_RXSTBC_1; + + if (ISSUPP_11ACTXSTBC(cap)) + vht_cap |= IEEE80211_VHT_CAP_TXSTBC; + + if (ISSUPP_11ACSGI160(cap)) + vht_cap |= IEEE80211_VHT_CAP_SHORT_GI_160; + + if (ISSUPP_11ACSGI80(cap)) + vht_cap |= IEEE80211_VHT_CAP_SHORT_GI_80; + + if (ISSUPP_11ACLDPC(cap)) + vht_cap |= IEEE80211_VHT_CAP_RXLDPC; + + if (ISSUPP_11ACBW8080(cap)) + vht_cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; + + if (ISSUPP_11ACBW160(cap)) + vht_cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; + + vht_info->cap = vht_cap; + + /* Update MCS support for VHT */ + vht_info->vht_mcs.rx_mcs_map = cpu_to_le16( + adapter->hw_dot_11ac_mcs_support & 0xFFFF); + vht_info->vht_mcs.rx_highest = 0; + vht_info->vht_mcs.tx_mcs_map = cpu_to_le16( + adapter->hw_dot_11ac_mcs_support >> 16); + vht_info->vht_mcs.tx_highest = 0; +} + /* * This function sets up the CFG802.11 specific HT capability fields * with default values. @@ -2092,11 +2214,18 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, priv->netdev = dev; mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv); + if (adapter->is_hw_11ac_capable) + mwifiex_setup_vht_caps( + &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv); if (adapter->config_bands & BAND_A) mwifiex_setup_ht_caps( &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv); + if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable) + mwifiex_setup_vht_caps( + &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv); + dev_net_set(dev, wiphy_net(wiphy)); dev->ieee80211_ptr = priv->wdev; dev->ieee80211_ptr->iftype = priv->bss_mode; diff --git a/drivers/net/wireless/mwifiex/cfp.c b/drivers/net/wireless/mwifiex/cfp.c index f69300f93f42..988552dece75 100644 --- a/drivers/net/wireless/mwifiex/cfp.c +++ b/drivers/net/wireless/mwifiex/cfp.c @@ -106,8 +106,8 @@ u8 *mwifiex_11d_code_2_region(u8 code) * This function maps an index in supported rates table into * the corresponding data rate. */ -u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, u8 index, - u8 ht_info) +u32 mwifiex_index_to_acs_data_rate(struct mwifiex_private *priv, + u8 index, u8 ht_info) { /* * For every mcs_rate line, the first 8 bytes are for stream 1x1, @@ -130,10 +130,155 @@ u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, u8 index, { 0x0e, 0x1c, 0x2b, 0x39, 0x56, 0x73, 0x82, 0x90, 0x1c, 0x39, 0x56, 0x73, 0xad, 0xe7, 0x104, 0x120 } }; + /* AC rates */ + u16 ac_mcs_rate_nss1[8][10] = { + /* LG 160M */ + { 0x75, 0xEA, 0x15F, 0x1D4, 0x2BE, 0x3A8, 0x41D, + 0x492, 0x57C, 0x618 }, + + /* SG 160M */ + { 0x82, 0x104, 0x186, 0x208, 0x30C, 0x410, 0x492, + 0x514, 0x618, 0x6C6 }, + + /* LG 80M */ + { 0x3B, 0x75, 0xB0, 0xEA, 0x15F, 0x1D4, 0x20F, + 0x249, 0x2BE, 0x30C }, + + /* SG 80M */ + { 0x41, 0x82, 0xC3, 0x104, 0x186, 0x208, 0x249, + 0x28A, 0x30C, 0x363 }, + + /* LG 40M */ + { 0x1B, 0x36, 0x51, 0x6C, 0xA2, 0xD8, 0xF3, + 0x10E, 0x144, 0x168 }, + + /* SG 40M */ + { 0x1E, 0x3C, 0x5A, 0x78, 0xB4, 0xF0, 0x10E, + 0x12C, 0x168, 0x190 }, + + /* LG 20M */ + { 0xD, 0x1A, 0x27, 0x34, 0x4E, 0x68, 0x75, 0x82, 0x9C, 0x00 }, + + /* SG 20M */ + { 0xF, 0x1D, 0x2C, 0x3A, 0x57, 0x74, 0x82, 0x91, 0xAE, 0x00 }, + }; + /* NSS2 note: the value in the table is 2 multiplier of the actual + * rate + */ + u16 ac_mcs_rate_nss2[8][10] = { + /* LG 160M */ + { 0xEA, 0x1D4, 0x2BE, 0x3A8, 0x57C, 0x750, 0x83A, + 0x924, 0xAF8, 0xC30 }, + + /* SG 160M */ + { 0x104, 0x208, 0x30C, 0x410, 0x618, 0x820, 0x924, + 0xA28, 0xC30, 0xD8B }, + + /* LG 80M */ + { 0x75, 0xEA, 0x15F, 0x1D4, 0x2BE, 0x3A8, 0x41D, + 0x492, 0x57C, 0x618 }, + + /* SG 80M */ + { 0x82, 0x104, 0x186, 0x208, 0x30C, 0x410, 0x492, + 0x514, 0x618, 0x6C6 }, + + /* LG 40M */ + { 0x36, 0x6C, 0xA2, 0xD8, 0x144, 0x1B0, 0x1E6, + 0x21C, 0x288, 0x2D0 }, + + /* SG 40M */ + { 0x3C, 0x78, 0xB4, 0xF0, 0x168, 0x1E0, 0x21C, + 0x258, 0x2D0, 0x320 }, + + /* LG 20M */ + { 0x1A, 0x34, 0x4A, 0x68, 0x9C, 0xD0, 0xEA, 0x104, + 0x138, 0x00 }, + + /* SG 20M */ + { 0x1D, 0x3A, 0x57, 0x74, 0xAE, 0xE6, 0x104, 0x121, + 0x15B, 0x00 }, + }; + u32 rate = 0; + u8 mcs_index = 0; + u8 bw = 0; + u8 gi = 0; + + if ((ht_info & 0x3) == MWIFIEX_RATE_FORMAT_VHT) { + mcs_index = min(index & 0xF, 9); + + /* 20M: bw=0, 40M: bw=1, 80M: bw=2, 160M: bw=3 */ + bw = (ht_info & 0xC) >> 2; + + /* LGI: gi =0, SGI: gi = 1 */ + gi = (ht_info & 0x10) >> 4; + + if ((index >> 4) == 1) /* NSS = 2 */ + rate = ac_mcs_rate_nss2[2 * (3 - bw) + gi][mcs_index]; + else /* NSS = 1 */ + rate = ac_mcs_rate_nss1[2 * (3 - bw) + gi][mcs_index]; + } else if ((ht_info & 0x3) == MWIFIEX_RATE_FORMAT_HT) { + /* 20M: bw=0, 40M: bw=1 */ + bw = (ht_info & 0xC) >> 2; + + /* LGI: gi =0, SGI: gi = 1 */ + gi = (ht_info & 0x10) >> 4; + + if (index == MWIFIEX_RATE_BITMAP_MCS0) { + if (gi == 1) + rate = 0x0D; /* MCS 32 SGI rate */ + else + rate = 0x0C; /* MCS 32 LGI rate */ + } else if (index < 16) { + if ((bw == 1) || (bw == 0)) + rate = mcs_rate[2 * (1 - bw) + gi][index]; + else + rate = mwifiex_data_rates[0]; + } else { + rate = mwifiex_data_rates[0]; + } + } else { + /* 11n non-HT rates */ + if (index >= MWIFIEX_SUPPORTED_RATES_EXT) + index = 0; + rate = mwifiex_data_rates[index]; + } + + return rate; +} + +/* This function maps an index in supported rates table into + * the corresponding data rate. + */ +u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, + u8 index, u8 ht_info) +{ + /* For every mcs_rate line, the first 8 bytes are for stream 1x1, + * and all 16 bytes are for stream 2x2. + */ + u16 mcs_rate[4][16] = { + /* LGI 40M */ + { 0x1b, 0x36, 0x51, 0x6c, 0xa2, 0xd8, 0xf3, 0x10e, + 0x36, 0x6c, 0xa2, 0xd8, 0x144, 0x1b0, 0x1e6, 0x21c }, + + /* SGI 40M */ + { 0x1e, 0x3c, 0x5a, 0x78, 0xb4, 0xf0, 0x10e, 0x12c, + 0x3c, 0x78, 0xb4, 0xf0, 0x168, 0x1e0, 0x21c, 0x258 }, + + /* LGI 20M */ + { 0x0d, 0x1a, 0x27, 0x34, 0x4e, 0x68, 0x75, 0x82, + 0x1a, 0x34, 0x4e, 0x68, 0x9c, 0xd0, 0xea, 0x104 }, + + /* SGI 20M */ + { 0x0e, 0x1c, 0x2b, 0x39, 0x56, 0x73, 0x82, 0x90, + 0x1c, 0x39, 0x56, 0x73, 0xad, 0xe7, 0x104, 0x120 } + }; u32 mcs_num_supp = (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) ? 16 : 8; u32 rate; + if (priv->adapter->is_hw_11ac_capable) + return mwifiex_index_to_acs_data_rate(priv, index, ht_info); + if (ht_info & BIT(0)) { if (index == MWIFIEX_RATE_BITMAP_MCS0) { if (ht_info & BIT(2)) @@ -269,6 +414,7 @@ u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates) { u32 k = 0; struct mwifiex_adapter *adapter = priv->adapter; + if (priv->bss_mode == NL80211_IFTYPE_STATION) { switch (adapter->config_bands) { case BAND_B: @@ -279,6 +425,7 @@ u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates) break; case BAND_G: case BAND_G | BAND_GN: + case BAND_G | BAND_GN | BAND_GAC: dev_dbg(adapter->dev, "info: infra band=%d " "supported_rates_g\n", adapter->config_bands); k = mwifiex_copy_rates(rates, k, supported_rates_g, @@ -288,7 +435,11 @@ u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates) case BAND_A | BAND_B | BAND_G: case BAND_A | BAND_B: case BAND_A | BAND_B | BAND_G | BAND_GN | BAND_AN: + case BAND_A | BAND_B | BAND_G | BAND_GN | BAND_AN | BAND_AAC: + case BAND_A | BAND_B | BAND_G | BAND_GN | BAND_AN | + BAND_AAC | BAND_GAC: case BAND_B | BAND_G | BAND_GN: + case BAND_B | BAND_G | BAND_GN | BAND_GAC: dev_dbg(adapter->dev, "info: infra band=%d " "supported_rates_bg\n", adapter->config_bands); k = mwifiex_copy_rates(rates, k, supported_rates_bg, @@ -301,14 +452,18 @@ u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates) k = mwifiex_copy_rates(rates, k, supported_rates_a, sizeof(supported_rates_a)); break; + case BAND_AN: case BAND_A | BAND_AN: + case BAND_A | BAND_AN | BAND_AAC: case BAND_A | BAND_G | BAND_AN | BAND_GN: + case BAND_A | BAND_G | BAND_AN | BAND_GN | BAND_AAC: dev_dbg(adapter->dev, "info: infra band=%d " "supported_rates_a\n", adapter->config_bands); k = mwifiex_copy_rates(rates, k, supported_rates_a, sizeof(supported_rates_a)); break; case BAND_GN: + case BAND_GN | BAND_GAC: dev_dbg(adapter->dev, "info: infra band=%d " "supported_rates_n\n", adapter->config_bands); k = mwifiex_copy_rates(rates, k, supported_rates_n, diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index 2b125beecf2c..20a6c5555873 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -24,6 +24,7 @@ #include "main.h" #include "wmm.h" #include "11n.h" +#include "11ac.h" /* * This function initializes a command node. @@ -1465,6 +1466,24 @@ int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv, adapter->fw_release_number = le32_to_cpu(hw_spec->fw_release_number); adapter->number_of_antenna = le16_to_cpu(hw_spec->number_of_antenna); + if (le32_to_cpu(hw_spec->dot_11ac_dev_cap)) { + adapter->is_hw_11ac_capable = true; + + /* Copy 11AC cap */ + adapter->hw_dot_11ac_dev_cap = + le32_to_cpu(hw_spec->dot_11ac_dev_cap); + adapter->usr_dot_11ac_dev_cap_bg = adapter->hw_dot_11ac_dev_cap; + adapter->usr_dot_11ac_dev_cap_a = adapter->hw_dot_11ac_dev_cap; + + /* Copy 11AC mcs */ + adapter->hw_dot_11ac_mcs_support = + le32_to_cpu(hw_spec->dot_11ac_mcs_support); + adapter->usr_dot_11ac_mcs_support = + adapter->hw_dot_11ac_mcs_support; + } else { + adapter->is_hw_11ac_capable = false; + } + dev_dbg(adapter->dev, "info: GET_HW_SPEC: fw_release_number- %#x\n", adapter->fw_release_number); dev_dbg(adapter->dev, "info: GET_HW_SPEC: permanent addr: %pM\n", diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index ebe2f6a7984c..25acb0682c56 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -49,13 +49,23 @@ struct tx_packet_hdr { #define A_SUPPORTED_RATES 9 #define HOSTCMD_SUPPORTED_RATES 14 #define N_SUPPORTED_RATES 3 -#define ALL_802_11_BANDS (BAND_A | BAND_B | BAND_G | BAND_GN) +#define ALL_802_11_BANDS (BAND_A | BAND_B | BAND_G | BAND_GN | \ + BAND_AN | BAND_GAC | BAND_AAC) -#define FW_MULTI_BANDS_SUPPORT (BIT(8) | BIT(9) | BIT(10) | BIT(11)) +#define FW_MULTI_BANDS_SUPPORT (BIT(8) | BIT(9) | BIT(10) | BIT(11) | \ + BIT(12) | BIT(13)) #define IS_SUPPORT_MULTI_BANDS(adapter) \ (adapter->fw_cap_info & FW_MULTI_BANDS_SUPPORT) + +/* shift bit 12 and bit 13 in fw_cap_info from the firmware to bit 13 and 14 + * for 11ac so that bit 11 is for GN, bit 12 for AN, bit 13 for GAC, and bit + * bit 14 for AAC, in order to be compatible with the band capability + * defined in the driver after right shift of 8 bits. + */ #define GET_FW_DEFAULT_BANDS(adapter) \ - ((adapter->fw_cap_info >> 8) & ALL_802_11_BANDS) + (((((adapter->fw_cap_info & 0x3000) << 1) | \ + (adapter->fw_cap_info & ~0xF000)) >> 8) & \ + ALL_802_11_BANDS) #define HostCmd_WEP_KEY_INDEX_MASK 0x3fff @@ -216,6 +226,47 @@ enum MWIFIEX_802_11_PRIVACY_FILTER { #define LLC_SNAP_LEN 8 +/* HW_SPEC fw_cap_info */ + +#define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(13)|BIT(14))) + +#define GET_VHTCAP_MAXMPDULEN(vht_cap_info) (vht_cap_info & 0x3) +#define GET_VHTCAP_CHWDSET(vht_cap_info) ((vht_cap_info >> 2) & 0x3) +#define GET_VHTNSSMCS(mcs_mapset, nss) ((mcs_mapset >> (2 * (nss - 1))) & 0x3) +#define SET_VHTNSSMCS(mcs_mapset, nss, value) (mcs_mapset |= (value & 0x3) << \ + (2 * (nss - 1))) +#define NO_NSS_SUPPORT 0x3 + +/* HW_SPEC: HTC-VHT supported */ +#define ISSUPP_11ACVHTHTCVHT(Dot11acDevCap) (Dot11acDevCap & BIT(22)) +/* HW_SPEC: VHT TXOP PS support */ +#define ISSUPP_11ACVHTTXOPPS(Dot11acDevCap) (Dot11acDevCap & BIT(21)) +/* HW_SPEC: MU RX beamformee support */ +#define ISSUPP_11ACMURXBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(20)) +/* HW_SPEC: MU TX beamformee support */ +#define ISSUPP_11ACMUTXBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(19)) +/* HW_SPEC: SU Beamformee support */ +#define ISSUPP_11ACSUBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(10)) +/* HW_SPEC: SU Beamformer support */ +#define ISSUPP_11ACSUBEAMFORMER(Dot11acDevCap) (Dot11acDevCap & BIT(9)) +/* HW_SPEC: Rx STBC support */ +#define ISSUPP_11ACRXSTBC(Dot11acDevCap) (Dot11acDevCap & BIT(8)) +/* HW_SPEC: Tx STBC support */ +#define ISSUPP_11ACTXSTBC(Dot11acDevCap) (Dot11acDevCap & BIT(7)) +/* HW_SPEC: Short GI support for 160MHz BW */ +#define ISSUPP_11ACSGI160(Dot11acDevCap) (Dot11acDevCap & BIT(6)) +/* HW_SPEC: Short GI support for 80MHz BW */ +#define ISSUPP_11ACSGI80(Dot11acDevCap) (Dot11acDevCap & BIT(5)) +/* HW_SPEC: LDPC coding support */ +#define ISSUPP_11ACLDPC(Dot11acDevCap) (Dot11acDevCap & BIT(4)) +/* HW_SPEC: Channel BW 20/40/80/160/80+80 MHz support */ +#define ISSUPP_11ACBW8080(Dot11acDevCap) (Dot11acDevCap & BIT(3)) +/* HW_SPEC: Channel BW 20/40/80/160 MHz support */ +#define ISSUPP_11ACBW160(Dot11acDevCap) (Dot11acDevCap & BIT(2)) + +#define GET_DEVTXMCSMAP(dev_mcs_map) (dev_mcs_map >> 16) +#define GET_DEVRXMCSMAP(dev_mcs_map) (dev_mcs_map & 0xFFFF) + #define MOD_CLASS_HR_DSSS 0x03 #define MOD_CLASS_OFDM 0x07 #define MOD_CLASS_HT 0x08 @@ -455,9 +506,22 @@ struct rxpd { u8 rx_rate; s8 snr; s8 nf; - /* Ht Info [Bit 0] RxRate format: LG=0, HT=1 + + /* For: Non-802.11 AC cards + * + * Ht Info [Bit 0] RxRate format: LG=0, HT=1 * [Bit 1] HT Bandwidth: BW20 = 0, BW40 = 1 - * [Bit 2] HT Guard Interval: LGI = 0, SGI = 1 */ + * [Bit 2] HT Guard Interval: LGI = 0, SGI = 1 + * + * For: 802.11 AC cards + * [Bit 1] [Bit 0] RxRate format: legacy rate = 00 HT = 01 VHT = 10 + * [Bit 3] [Bit 2] HT/VHT Bandwidth BW20 = 00 BW40 = 01 + * BW80 = 10 BW160 = 11 + * [Bit 4] HT/VHT Guard interval LGI = 0 SGI = 1 + * [Bit 5] STBC support Enabled = 1 + * [Bit 6] LDPC support Enabled = 1 + * [Bit 7] Reserved + */ u8 ht_info; u8 reserved; } __packed; @@ -680,7 +744,11 @@ struct host_cmd_ds_get_hw_spec { __le32 dot_11n_dev_cap; u8 dev_mcs_support; __le16 mp_end_port; /* SDIO only, reserved for other interfacces */ - __le16 reserved_4; + __le16 mgmt_buf_count; /* mgmt IE buffer count */ + __le32 reserved_5; + __le32 reserved_6; + __le32 dot_11ac_dev_cap; + __le32 dot_11ac_mcs_support; } __packed; struct host_cmd_ds_802_11_rssi_info { @@ -786,6 +854,12 @@ union ieee_types_phy_param_set { struct ieee_types_ds_param_set ds_param_set; } __packed; +struct ieee_types_oper_mode_ntf { + u8 element_id; + u8 len; + u8 oper_mode; +} __packed; + struct host_cmd_ds_802_11_ad_hoc_start { u8 ssid[IEEE80211_MAX_SSID_LEN]; u8 bss_mode; @@ -846,11 +920,27 @@ struct host_cmd_ds_802_11_get_log { __le32 wep_icv_err_cnt[4]; }; +/* Enumeration for rate format */ +enum _mwifiex_rate_format { + MWIFIEX_RATE_FORMAT_LG = 0, + MWIFIEX_RATE_FORMAT_HT, + MWIFIEX_RATE_FORMAT_VHT, + MWIFIEX_RATE_FORMAT_AUTO = 0xFF, +}; + struct host_cmd_ds_tx_rate_query { u8 tx_rate; - /* Ht Info [Bit 0] RxRate format: LG=0, HT=1 + /* Tx Rate Info: For 802.11 AC cards + * + * [Bit 0-1] tx rate formate: LG = 0, HT = 1, VHT = 2 + * [Bit 2-3] HT/VHT Bandwidth: BW20 = 0, BW40 = 1, BW80 = 2, BW160 = 3 + * [Bit 4] HT/VHT Guard Interval: LGI = 0, SGI = 1 + * + * For non-802.11 AC cards + * Ht Info [Bit 0] RxRate format: LG=0, HT=1 * [Bit 1] HT Bandwidth: BW20 = 0, BW40 = 1 - * [Bit 2] HT Guard Interval: LGI = 0, SGI = 1 */ + * [Bit 2] HT Guard Interval: LGI = 0, SGI = 1 + */ u8 ht_info; } __packed; @@ -1096,6 +1186,7 @@ struct host_cmd_ds_11n_cfg { __le16 action; __le16 ht_tx_cap; __le16 ht_tx_info; + __le16 misc_config; /* Needed for 802.11AC cards only */ } __packed; struct host_cmd_ds_txbuf_cfg { @@ -1183,6 +1274,26 @@ struct mwifiex_ie_types_htcap { struct ieee80211_ht_cap ht_cap; } __packed; +struct mwifiex_ie_types_vhtcap { + struct mwifiex_ie_types_header header; + struct ieee80211_vht_cap vht_cap; +} __packed; + +struct mwifiex_ie_types_oper_mode_ntf { + struct mwifiex_ie_types_header header; + u8 oper_mode; +} __packed; + +/* VHT Operations IE */ +struct mwifiex_ie_types_vht_oper { + struct mwifiex_ie_types_header header; + u8 chan_width; + u8 chan_center_freq_1; + u8 chan_center_freq_2; + /* Basic MCS set map, each 2 bits stands for a NSS */ + u16 basic_mcs_map; +} __packed; + struct mwifiex_ie_types_wmmcap { struct mwifiex_ie_types_header header; struct mwifiex_types_wmm_info wmm_info; diff --git a/drivers/net/wireless/mwifiex/ioctl.h b/drivers/net/wireless/mwifiex/ioctl.h index f3d9d0445529..d85e6eb1f58a 100644 --- a/drivers/net/wireless/mwifiex/ioctl.h +++ b/drivers/net/wireless/mwifiex/ioctl.h @@ -60,6 +60,8 @@ enum { BAND_A = 4, BAND_GN = 8, BAND_AN = 16, + BAND_GAC = 32, + BAND_AAC = 64, }; #define MWIFIEX_WPA_PASSHPHRASE_LEN 64 @@ -103,6 +105,7 @@ struct mwifiex_uap_bss_param { struct wpa_param wpa_cfg; struct wep_key wep_cfg[NUM_WEP_KEYS]; struct ieee80211_ht_cap ht_cap; + struct ieee80211_vht_cap vht_cap; u8 rates[MWIFIEX_SUPPORTED_RATES]; u32 sta_ao_timer; u32 ps_sta_ao_timer; @@ -272,6 +275,7 @@ struct mwifiex_ds_pm_cfg { struct mwifiex_ds_11n_tx_cfg { u16 tx_htcap; u16 tx_htinfo; + u16 misc_config; /* Needed for 802.11AC cards only */ }; struct mwifiex_ds_11n_amsdu_aggr_ctrl { diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c index a537297866c6..246aa62a4817 100644 --- a/drivers/net/wireless/mwifiex/join.c +++ b/drivers/net/wireless/mwifiex/join.c @@ -24,6 +24,7 @@ #include "main.h" #include "wmm.h" #include "11n.h" +#include "11ac.h" #define CAPINFO_MASK (~(BIT(15) | BIT(14) | BIT(12) | BIT(11) | BIT(9))) @@ -512,6 +513,12 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, priv->adapter->config_bands & BAND_AN)) mwifiex_cmd_append_11n_tlv(priv, bss_desc, &pos); + if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info) && + !bss_desc->disable_11n && !bss_desc->disable_11ac && + (priv->adapter->config_bands & BAND_GAC || + priv->adapter->config_bands & BAND_AAC)) + mwifiex_cmd_append_11ac_tlv(priv, bss_desc, &pos); + /* Append vendor specific IE TLV */ mwifiex_cmd_append_vsie_tlv(priv, MWIFIEX_VSIE_MASK_ASSOC, &pos); @@ -1421,6 +1428,7 @@ mwifiex_band_to_radio_type(u8 band) case BAND_A: case BAND_AN: case BAND_A | BAND_AN: + case BAND_A | BAND_AN | BAND_AAC: return HostCmd_SCAN_RADIO_TYPE_A; case BAND_B: case BAND_G: diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index ac799a046eb7..553adfb0aa81 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -295,6 +295,13 @@ struct mwifiex_bssdescriptor { u16 bss_co_2040_offset; u8 *bcn_ext_cap; u16 ext_cap_offset; + struct ieee80211_vht_cap *bcn_vht_cap; + u16 vht_cap_offset; + struct ieee80211_vht_operation *bcn_vht_oper; + u16 vht_info_offset; + struct ieee_types_oper_mode_ntf *oper_mode; + u16 oper_mode_offset; + u8 disable_11ac; struct ieee_types_vendor_specific *bcn_wpa_ie; u16 wpa_offset; struct ieee_types_generic *bcn_rsn_ie; @@ -499,6 +506,7 @@ struct mwifiex_private { u16 rsn_idx; struct timer_list scan_delay_timer; u8 ap_11n_enabled; + u8 ap_11ac_enabled; u32 mgmt_frame_mask; struct mwifiex_roc_cfg roc_cfg; }; @@ -722,6 +730,15 @@ struct mwifiex_adapter { u16 max_mgmt_ie_index; u8 scan_delay_cnt; u8 empty_tx_q_cnt; + + /* 11AC */ + u32 is_hw_11ac_capable; + u32 hw_dot_11ac_dev_cap; + u32 hw_dot_11ac_mcs_support; + u32 usr_dot_11ac_dev_cap_bg; + u32 usr_dot_11ac_dev_cap_a; + u32 usr_dot_11ac_mcs_support; + atomic_t is_tx_received; atomic_t pending_bridged_pkts; }; @@ -864,8 +881,10 @@ int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv, int mwifiex_cmd_802_11_bg_scan_query(struct host_cmd_ds_command *cmd); struct mwifiex_chan_freq_power *mwifiex_get_cfp(struct mwifiex_private *priv, u8 band, u16 channel, u32 freq); -u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, u8 index, - u8 ht_info); +u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, + u8 index, u8 ht_info); +u32 mwifiex_index_to_acs_data_rate(struct mwifiex_private *priv, + u8 index, u8 ht_info); u32 mwifiex_find_freq_from_band_chan(u8, u8); int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask, u8 **buffer); diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c index 492655c048d1..4b54bcf382f3 100644 --- a/drivers/net/wireless/mwifiex/pcie.c +++ b/drivers/net/wireless/mwifiex/pcie.c @@ -1023,10 +1023,7 @@ static int mwifiex_pcie_send_data_complete(struct mwifiex_adapter *adapter) adapter->data_sent = false; if (card->txbd_flush) { - if (((card->txbd_wrptr & reg->tx_mask) == - (card->txbd_rdptr & reg->tx_mask)) && - ((card->txbd_wrptr & reg->tx_rollover_ind) != - (card->txbd_rdptr & reg->tx_rollover_ind))) + if (mwifiex_pcie_txbd_empty(card, card->txbd_rdptr)) card->txbd_flush = 0; else mwifiex_clean_pcie_ring_buf(adapter); diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index e0cce1b52d55..bb60c2754a97 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -1250,6 +1250,23 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, sizeof(struct ieee_types_header) - bss_entry->beacon_buf); break; + case WLAN_EID_VHT_CAPABILITY: + bss_entry->disable_11ac = false; + bss_entry->bcn_vht_cap = + (void *)(current_ptr + + sizeof(struct ieee_types_header)); + bss_entry->vht_cap_offset = + (u16)((u8 *)bss_entry->bcn_vht_cap - + bss_entry->beacon_buf); + break; + case WLAN_EID_VHT_OPERATION: + bss_entry->bcn_vht_oper = + (void *)(current_ptr + + sizeof(struct ieee_types_header)); + bss_entry->vht_info_offset = + (u16)((u8 *)bss_entry->bcn_vht_oper - + bss_entry->beacon_buf); + break; case WLAN_EID_BSS_COEX_2040: bss_entry->bcn_bss_co_2040 = current_ptr + sizeof(struct ieee_types_header); @@ -1264,6 +1281,14 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, sizeof(struct ieee_types_header) - bss_entry->beacon_buf); break; + case WLAN_EID_OPMODE_NOTIF: + bss_entry->oper_mode = + (void *)(current_ptr + + sizeof(struct ieee_types_header)); + bss_entry->oper_mode_offset = + (u16)((u8 *)bss_entry->oper_mode - + bss_entry->beacon_buf); + break; default: break; } @@ -1479,20 +1504,26 @@ static int mwifiex_update_curr_bss_params(struct mwifiex_private *priv, priv->curr_bss_params.bss_descriptor.bcn_wapi_ie = NULL; priv->curr_bss_params.bss_descriptor.wapi_offset = 0; priv->curr_bss_params.bss_descriptor.bcn_ht_cap = NULL; - priv->curr_bss_params.bss_descriptor.ht_cap_offset = - 0; + priv->curr_bss_params.bss_descriptor.ht_cap_offset = 0; priv->curr_bss_params.bss_descriptor.bcn_ht_oper = NULL; - priv->curr_bss_params.bss_descriptor.ht_info_offset = - 0; - priv->curr_bss_params.bss_descriptor.bcn_bss_co_2040 = - NULL; - priv->curr_bss_params.bss_descriptor. - bss_co_2040_offset = 0; + priv->curr_bss_params.bss_descriptor.ht_info_offset = 0; + priv->curr_bss_params.bss_descriptor.bcn_bss_co_2040 = NULL; + priv->curr_bss_params.bss_descriptor.bss_co_2040_offset = 0; priv->curr_bss_params.bss_descriptor.bcn_ext_cap = NULL; priv->curr_bss_params.bss_descriptor.ext_cap_offset = 0; priv->curr_bss_params.bss_descriptor.beacon_buf = NULL; - priv->curr_bss_params.bss_descriptor.beacon_buf_size = - 0; + priv->curr_bss_params.bss_descriptor.beacon_buf_size = 0; + priv->curr_bss_params.bss_descriptor.bcn_vht_cap = NULL; + priv->curr_bss_params.bss_descriptor.vht_cap_offset = 0; + priv->curr_bss_params.bss_descriptor.bcn_vht_oper = NULL; + priv->curr_bss_params.bss_descriptor.vht_info_offset = 0; + priv->curr_bss_params.bss_descriptor.oper_mode = NULL; + priv->curr_bss_params.bss_descriptor.oper_mode_offset = 0; + + /* Disable 11ac by default. Enable it only where there + * exist VHT_CAP IE in AP beacon + */ + priv->curr_bss_params.bss_descriptor.disable_11ac = true; /* Make a copy of current BSSID descriptor */ memcpy(&priv->curr_bss_params.bss_descriptor, bss_desc, @@ -2022,6 +2053,14 @@ mwifiex_save_curr_bcn(struct mwifiex_private *priv) (curr_bss->beacon_buf + curr_bss->ht_info_offset); + if (curr_bss->bcn_vht_cap) + curr_bss->bcn_ht_cap = (void *)(curr_bss->beacon_buf + + curr_bss->vht_cap_offset); + + if (curr_bss->bcn_vht_oper) + curr_bss->bcn_ht_oper = (void *)(curr_bss->beacon_buf + + curr_bss->vht_info_offset); + if (curr_bss->bcn_bss_co_2040) curr_bss->bcn_bss_co_2040 = (curr_bss->beacon_buf + curr_bss->bss_co_2040_offset); @@ -2029,6 +2068,10 @@ mwifiex_save_curr_bcn(struct mwifiex_private *priv) if (curr_bss->bcn_ext_cap) curr_bss->bcn_ext_cap = curr_bss->beacon_buf + curr_bss->ext_cap_offset; + + if (curr_bss->oper_mode) + curr_bss->oper_mode = (void *)(curr_bss->beacon_buf + + curr_bss->oper_mode_offset); } /* diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c index c4607859d59d..c55c5bb93134 100644 --- a/drivers/net/wireless/mwifiex/sta_cmd.c +++ b/drivers/net/wireless/mwifiex/sta_cmd.c @@ -1230,7 +1230,7 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, data_buf); break; case HostCmd_CMD_11N_CFG: - ret = mwifiex_cmd_11n_cfg(cmd_ptr, cmd_action, data_buf); + ret = mwifiex_cmd_11n_cfg(priv, cmd_ptr, cmd_action, data_buf); break; case HostCmd_CMD_WMM_GET_STATUS: dev_dbg(priv->adapter->dev, diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c index 847056415ac9..4669f8d9389f 100644 --- a/drivers/net/wireless/mwifiex/sta_cmdresp.c +++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c @@ -24,6 +24,7 @@ #include "main.h" #include "wmm.h" #include "11n.h" +#include "11ac.h" /* diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index 7eef74564a92..9f33c92c90f5 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -281,9 +281,10 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, if (mwifiex_band_to_radio_type((u8) bss_desc->bss_band) == HostCmd_SCAN_RADIO_TYPE_BG) - config_bands = BAND_B | BAND_G | BAND_GN; + config_bands = BAND_B | BAND_G | BAND_GN | + BAND_GAC; else - config_bands = BAND_A | BAND_AN; + config_bands = BAND_A | BAND_AN | BAND_AAC; if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) diff --git a/drivers/net/wireless/orinoco/orinoco_usb.c b/drivers/net/wireless/orinoco/orinoco_usb.c index 01624dcaf73e..7744f42de1ea 100644 --- a/drivers/net/wireless/orinoco/orinoco_usb.c +++ b/drivers/net/wireless/orinoco/orinoco_usb.c @@ -804,10 +804,15 @@ static inline int ezusb_8051_cpucs(struct ezusb_priv *upriv, int reset) static int ezusb_firmware_download(struct ezusb_priv *upriv, struct ez_usb_fw *fw) { - u8 fw_buffer[FW_BUF_SIZE]; + u8 *fw_buffer; int retval, addr; int variant_offset; + fw_buffer = kmalloc(FW_BUF_SIZE, GFP_KERNEL); + if (!fw_buffer) { + printk(KERN_ERR PFX "Out of memory for firmware buffer.\n"); + return -ENOMEM; + } /* * This byte is 1 and should be replaced with 0. The offset is * 0x10AD in version 0.0.6. The byte in question should follow @@ -859,6 +864,7 @@ static int ezusb_firmware_download(struct ezusb_priv *upriv, printk(KERN_ERR PFX "Firmware download failed, error %d\n", retval); exit: + kfree(fw_buffer); return retval; } @@ -1681,7 +1687,8 @@ static int ezusb_probe(struct usb_interface *interface, firmware.code = fw_entry->data; } if (firmware.size && firmware.code) { - ezusb_firmware_download(upriv, &firmware); + if (ezusb_firmware_download(upriv, &firmware)) + goto error; } else { err("No firmware to download"); goto error; diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c index 476eaef5e4a9..156b52732f3d 100644 --- a/drivers/net/wireless/rtlwifi/usb.c +++ b/drivers/net/wireless/rtlwifi/usb.c @@ -42,8 +42,12 @@ static void usbctrl_async_callback(struct urb *urb) { - if (urb) - kfree(urb->context); + if (urb) { + /* free dr */ + kfree(urb->setup_packet); + /* free databuf */ + kfree(urb->transfer_buffer); + } } static int _usbctrl_vendorreq_async_write(struct usb_device *udev, u8 request, @@ -55,39 +59,47 @@ static int _usbctrl_vendorreq_async_write(struct usb_device *udev, u8 request, u8 reqtype; struct usb_ctrlrequest *dr; struct urb *urb; - struct rtl819x_async_write_data { - u8 data[REALTEK_USB_VENQT_MAX_BUF_SIZE]; - struct usb_ctrlrequest dr; - } *buf; + const u16 databuf_maxlen = REALTEK_USB_VENQT_MAX_BUF_SIZE; + u8 *databuf; + + if (WARN_ON_ONCE(len > databuf_maxlen)) + len = databuf_maxlen; pipe = usb_sndctrlpipe(udev, 0); /* write_out */ reqtype = REALTEK_USB_VENQT_WRITE; - buf = kmalloc(sizeof(*buf), GFP_ATOMIC); - if (!buf) + dr = kmalloc(sizeof(*dr), GFP_ATOMIC); + if (!dr) return -ENOMEM; + databuf = kmalloc(databuf_maxlen, GFP_ATOMIC); + if (!databuf) { + kfree(dr); + return -ENOMEM; + } + urb = usb_alloc_urb(0, GFP_ATOMIC); if (!urb) { - kfree(buf); + kfree(databuf); + kfree(dr); return -ENOMEM; } - dr = &buf->dr; - dr->bRequestType = reqtype; dr->bRequest = request; dr->wValue = cpu_to_le16(value); dr->wIndex = cpu_to_le16(index); dr->wLength = cpu_to_le16(len); /* data are already in little-endian order */ - memcpy(buf, pdata, len); + memcpy(databuf, pdata, len); usb_fill_control_urb(urb, udev, pipe, - (unsigned char *)dr, buf, len, - usbctrl_async_callback, buf); + (unsigned char *)dr, databuf, len, + usbctrl_async_callback, NULL); rc = usb_submit_urb(urb, GFP_ATOMIC); - if (rc < 0) - kfree(buf); + if (rc < 0) { + kfree(databuf); + kfree(dr); + } usb_free_urb(urb); return rc; } |
