forked from Minki/linux
ed6a380340
Define a new handler in the transport layer API: fw_alive. Move iwl_reset_ict to this new handler, and move the content of tx_start to this handler. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
390 lines
14 KiB
C
390 lines
14 KiB
C
/******************************************************************************
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
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* USA
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*
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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* BSD LICENSE
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*
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* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef __iwl_agn_h__
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#define __iwl_agn_h__
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#include "iwl-dev.h"
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struct iwlagn_ucode_capabilities {
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u32 max_probe_length;
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u32 standard_phy_calibration_size;
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u32 flags;
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};
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extern struct ieee80211_ops iwlagn_hw_ops;
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static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd)
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{
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hdr->op_code = cmd;
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hdr->first_group = 0;
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hdr->groups_num = 1;
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hdr->data_valid = 1;
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}
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void __iwl_down(struct iwl_priv *priv);
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void iwl_down(struct iwl_priv *priv);
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void iwlagn_prepare_restart(struct iwl_priv *priv);
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/* MAC80211 */
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struct ieee80211_hw *iwl_alloc_all(void);
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int iwlagn_mac_setup_register(struct iwl_priv *priv,
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struct iwlagn_ucode_capabilities *capa);
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void iwlagn_mac_unregister(struct iwl_priv *priv);
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/* RXON */
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int iwlagn_set_pan_params(struct iwl_priv *priv);
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int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
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void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
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int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
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void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
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struct ieee80211_vif *vif,
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struct ieee80211_bss_conf *bss_conf,
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u32 changes);
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void iwlagn_config_ht40(struct ieee80211_conf *conf,
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struct iwl_rxon_context *ctx);
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/* uCode */
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int iwlagn_rx_calib_result(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb,
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struct iwl_device_cmd *cmd);
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/* lib */
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int iwlagn_send_tx_power(struct iwl_priv *priv);
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void iwlagn_temperature(struct iwl_priv *priv);
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u16 iwl_eeprom_calib_version(struct iwl_shared *shrd);
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int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
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void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
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int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
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#ifdef CONFIG_PM_SLEEP
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int iwlagn_send_patterns(struct iwl_priv *priv,
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struct cfg80211_wowlan *wowlan);
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int iwlagn_suspend(struct iwl_priv *priv,
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struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
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#endif
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/* rx */
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int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
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void iwl_setup_rx_handlers(struct iwl_priv *priv);
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/* tx */
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int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
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int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
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struct ieee80211_sta *sta, u16 tid, u16 *ssn);
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int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
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struct ieee80211_sta *sta, u16 tid, u8 buf_size);
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int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
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struct ieee80211_sta *sta, u16 tid);
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int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
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struct iwl_device_cmd *cmd);
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static inline u32 iwl_tx_status_to_mac80211(u32 status)
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{
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status &= TX_STATUS_MSK;
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switch (status) {
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case TX_STATUS_SUCCESS:
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case TX_STATUS_DIRECT_DONE:
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return IEEE80211_TX_STAT_ACK;
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case TX_STATUS_FAIL_DEST_PS:
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case TX_STATUS_FAIL_PASSIVE_NO_RX:
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return IEEE80211_TX_STAT_TX_FILTERED;
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default:
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return 0;
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}
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}
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static inline bool iwl_is_tx_success(u32 status)
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{
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status &= TX_STATUS_MSK;
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return (status == TX_STATUS_SUCCESS) ||
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(status == TX_STATUS_DIRECT_DONE);
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}
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u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
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/* scan */
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void iwlagn_post_scan(struct iwl_priv *priv);
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void iwlagn_disable_roc(struct iwl_priv *priv);
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/* bt coex */
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void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
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int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb,
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struct iwl_device_cmd *cmd);
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void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
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void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
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void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
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void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv);
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void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
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#ifdef CONFIG_IWLWIFI_DEBUG
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const char *iwl_get_tx_fail_reason(u32 status);
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const char *iwl_get_agg_tx_fail_reason(u16 status);
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#else
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static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
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static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
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#endif
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/* station management */
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int iwlagn_manage_ibss_station(struct iwl_priv *priv,
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struct ieee80211_vif *vif, bool add);
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#define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
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#define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
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#define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
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being activated */
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#define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
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(this is for the IBSS BSSID stations) */
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#define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
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void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
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void iwl_clear_ucode_stations(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx);
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void iwl_dealloc_bcast_stations(struct iwl_priv *priv);
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int iwl_get_free_ucode_key_offset(struct iwl_priv *priv);
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int iwl_send_add_sta(struct iwl_priv *priv,
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struct iwl_addsta_cmd *sta, u8 flags);
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int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
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const u8 *addr, bool is_ap,
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struct ieee80211_sta *sta, u8 *sta_id_r);
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int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
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const u8 *addr);
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u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
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const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
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void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
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u8 sta_id, struct iwl_link_quality_cmd *link_cmd);
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int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
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struct iwl_link_quality_cmd *lq, u8 flags, bool init);
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void iwl_reprogram_ap_sta(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
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int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
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struct iwl_device_cmd *cmd);
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/**
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* iwl_clear_driver_stations - clear knowledge of all stations from driver
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* @priv: iwl priv struct
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*
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* This is called during iwl_down() to make sure that in the case
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* we're coming there from a hardware restart mac80211 will be
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* able to reconfigure stations -- if we're getting there in the
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* normal down flow then the stations will already be cleared.
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*/
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static inline void iwl_clear_driver_stations(struct iwl_priv *priv)
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{
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unsigned long flags;
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struct iwl_rxon_context *ctx;
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spin_lock_irqsave(&priv->shrd->sta_lock, flags);
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memset(priv->stations, 0, sizeof(priv->stations));
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priv->num_stations = 0;
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priv->ucode_key_table = 0;
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for_each_context(priv, ctx) {
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/*
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* Remove all key information that is not stored as part
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* of station information since mac80211 may not have had
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* a chance to remove all the keys. When device is
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* reconfigured by mac80211 after an error all keys will
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* be reconfigured.
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*/
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memset(ctx->wep_keys, 0, sizeof(ctx->wep_keys));
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ctx->key_mapping_keys = 0;
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}
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spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
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}
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static inline int iwl_sta_id(struct ieee80211_sta *sta)
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{
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if (WARN_ON(!sta))
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return IWL_INVALID_STATION;
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return ((struct iwl_station_priv *)sta->drv_priv)->sta_id;
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}
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/**
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* iwl_sta_id_or_broadcast - return sta_id or broadcast sta
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* @priv: iwl priv
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* @context: the current context
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* @sta: mac80211 station
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*
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* In certain circumstances mac80211 passes a station pointer
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* that may be %NULL, for example during TX or key setup. In
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* that case, we need to use the broadcast station, so this
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* inline wraps that pattern.
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*/
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static inline int iwl_sta_id_or_broadcast(struct iwl_priv *priv,
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struct iwl_rxon_context *context,
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struct ieee80211_sta *sta)
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{
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int sta_id;
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if (!sta)
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return context->bcast_sta_id;
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sta_id = iwl_sta_id(sta);
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/*
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* mac80211 should not be passing a partially
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* initialised station!
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*/
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WARN_ON(sta_id == IWL_INVALID_STATION);
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return sta_id;
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}
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int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx);
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int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
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const u8 *addr, u8 *sta_id_r);
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int iwl_remove_default_wep_key(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx,
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struct ieee80211_key_conf *key);
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int iwl_set_default_wep_key(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx,
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struct ieee80211_key_conf *key);
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int iwl_restore_default_wep_keys(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx);
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int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
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struct ieee80211_key_conf *key,
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struct ieee80211_sta *sta);
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int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
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struct ieee80211_key_conf *key,
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struct ieee80211_sta *sta);
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void iwl_update_tkip_key(struct iwl_priv *priv,
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struct ieee80211_vif *vif,
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struct ieee80211_key_conf *keyconf,
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struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
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int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
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int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
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int tid, u16 ssn);
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int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
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int tid);
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void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
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int iwl_update_bcast_station(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx);
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int iwl_update_bcast_stations(struct iwl_priv *priv);
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/* rate */
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static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
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{
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return BIT(ant_idx) << RATE_MCS_ANT_POS;
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}
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static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
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{
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return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
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}
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static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
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{
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return cpu_to_le32(flags|(u32)rate);
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}
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/* eeprom */
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void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv);
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void iwl_eeprom_get_mac(const struct iwl_shared *shrd, u8 *mac);
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extern int iwl_alive_start(struct iwl_priv *priv);
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/* svtool */
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#ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE
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extern int iwlagn_mac_testmode_cmd(struct ieee80211_hw *hw, void *data,
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int len);
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extern int iwlagn_mac_testmode_dump(struct ieee80211_hw *hw,
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struct sk_buff *skb,
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struct netlink_callback *cb,
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void *data, int len);
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extern void iwl_testmode_init(struct iwl_priv *priv);
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extern void iwl_testmode_cleanup(struct iwl_priv *priv);
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#else
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static inline
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int iwlagn_mac_testmode_cmd(struct ieee80211_hw *hw, void *data, int len)
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{
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return -ENOSYS;
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}
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static inline
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int iwlagn_mac_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *skb,
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struct netlink_callback *cb,
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void *data, int len)
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{
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return -ENOSYS;
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}
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static inline
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void iwl_testmode_init(struct iwl_priv *priv)
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{
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}
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static inline
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void iwl_testmode_cleanup(struct iwl_priv *priv)
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{
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}
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#endif
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#endif /* __iwl_agn_h__ */
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