283 lines
11 KiB
C
283 lines
11 KiB
C
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/******************************************************************************
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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 - 2011 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 - 2011 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_4965_h__
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#define __iwl_4965_h__
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#include "iwl-dev.h"
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/* configuration for the _4965 devices */
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extern struct iwl_cfg iwl4965_cfg;
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extern struct iwl_mod_params iwl4965_mod_params;
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extern struct ieee80211_ops iwl4965_hw_ops;
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/* tx queue */
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void iwl4965_free_tfds_in_queue(struct iwl_priv *priv,
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int sta_id, int tid, int freed);
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/* RXON */
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void iwl4965_set_rxon_chain(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx);
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/* uCode */
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int iwl4965_verify_ucode(struct iwl_priv *priv);
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/* lib */
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void iwl4965_check_abort_status(struct iwl_priv *priv,
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u8 frame_count, u32 status);
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void iwl4965_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
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int iwl4965_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
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int iwl4965_hw_nic_init(struct iwl_priv *priv);
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int iwl4965_dump_fh(struct iwl_priv *priv, char **buf, bool display);
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/* rx */
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void iwl4965_rx_queue_restock(struct iwl_priv *priv);
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void iwl4965_rx_replenish(struct iwl_priv *priv);
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void iwl4965_rx_replenish_now(struct iwl_priv *priv);
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void iwl4965_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
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int iwl4965_rxq_stop(struct iwl_priv *priv);
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int iwl4965_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
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void iwl4965_rx_reply_rx(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb);
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void iwl4965_rx_reply_rx_phy(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb);
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void iwl4965_rx_handle(struct iwl_priv *priv);
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/* tx */
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void iwl4965_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq);
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int iwl4965_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv,
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struct iwl_tx_queue *txq,
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dma_addr_t addr, u16 len, u8 reset, u8 pad);
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int iwl4965_hw_tx_queue_init(struct iwl_priv *priv,
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struct iwl_tx_queue *txq);
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void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
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struct ieee80211_tx_info *info);
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int iwl4965_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
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int iwl4965_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 iwl4965_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 iwl4965_txq_check_empty(struct iwl_priv *priv,
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int sta_id, u8 tid, int txq_id);
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void iwl4965_rx_reply_compressed_ba(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb);
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int iwl4965_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
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void iwl4965_hw_txq_ctx_free(struct iwl_priv *priv);
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int iwl4965_txq_ctx_alloc(struct iwl_priv *priv);
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void iwl4965_txq_ctx_reset(struct iwl_priv *priv);
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void iwl4965_txq_ctx_stop(struct iwl_priv *priv);
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void iwl4965_txq_set_sched(struct iwl_priv *priv, u32 mask);
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/*
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* Acquire priv->lock before calling this function !
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*/
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void iwl4965_set_wr_ptrs(struct iwl_priv *priv, int txq_id, u32 index);
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/**
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* iwl4965_tx_queue_set_status - (optionally) start Tx/Cmd queue
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* @tx_fifo_id: Tx DMA/FIFO channel (range 0-7) that the queue will feed
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* @scd_retry: (1) Indicates queue will be used in aggregation mode
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*
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* NOTE: Acquire priv->lock before calling this function !
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*/
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void iwl4965_tx_queue_set_status(struct iwl_priv *priv,
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struct iwl_tx_queue *txq,
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int tx_fifo_id, int scd_retry);
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static inline u32 iwl4965_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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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 iwl4965_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 iwl4965_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
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/* rx */
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void iwl4965_rx_missed_beacon_notif(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb);
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bool iwl4965_good_plcp_health(struct iwl_priv *priv,
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struct iwl_rx_packet *pkt);
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void iwl4965_rx_statistics(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb);
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void iwl4965_reply_statistics(struct iwl_priv *priv,
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struct iwl_rx_mem_buffer *rxb);
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/* scan */
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int iwl4965_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif);
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/* station mgmt */
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int iwl4965_manage_ibss_station(struct iwl_priv *priv,
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struct ieee80211_vif *vif, bool add);
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/* hcmd */
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int iwl4965_send_beacon_cmd(struct iwl_priv *priv);
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#ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
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const char *iwl4965_get_tx_fail_reason(u32 status);
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#else
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static inline const char *
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iwl4965_get_tx_fail_reason(u32 status) { return ""; }
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#endif
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/* station management */
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int iwl4965_alloc_bcast_station(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx);
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int iwl4965_add_bssid_station(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx,
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const u8 *addr, u8 *sta_id_r);
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int iwl4965_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 iwl4965_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 iwl4965_restore_default_wep_keys(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx);
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int iwl4965_set_dynamic_key(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx,
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struct ieee80211_key_conf *key, u8 sta_id);
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int iwl4965_remove_dynamic_key(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx,
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struct ieee80211_key_conf *key, u8 sta_id);
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void iwl4965_update_tkip_key(struct iwl_priv *priv,
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struct iwl_rxon_context *ctx,
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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 iwl4965_sta_tx_modify_enable_tid(struct iwl_priv *priv,
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int sta_id, int tid);
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int iwl4965_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 iwl4965_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
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int tid);
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void iwl4965_sta_modify_sleep_tx_count(struct iwl_priv *priv,
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int sta_id, int cnt);
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int iwl4965_update_bcast_stations(struct iwl_priv *priv);
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/* rate */
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static inline u32 iwl4965_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 iwl4965_hw_get_rate(__le32 rate_n_flags)
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{
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return le32_to_cpu(rate_n_flags) & 0xFF;
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}
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static inline __le32 iwl4965_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 iwl4965_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac);
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int iwl4965_eeprom_acquire_semaphore(struct iwl_priv *priv);
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void iwl4965_eeprom_release_semaphore(struct iwl_priv *priv);
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int iwl4965_eeprom_check_version(struct iwl_priv *priv);
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/* mac80211 handlers (for 4965) */
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void iwl4965_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb);
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int iwl4965_mac_start(struct ieee80211_hw *hw);
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void iwl4965_mac_stop(struct ieee80211_hw *hw);
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void iwl4965_configure_filter(struct ieee80211_hw *hw,
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unsigned int changed_flags,
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unsigned int *total_flags,
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u64 multicast);
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int iwl4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
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struct ieee80211_vif *vif, struct ieee80211_sta *sta,
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struct ieee80211_key_conf *key);
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void iwl4965_mac_update_tkip_key(struct ieee80211_hw *hw,
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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,
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u32 iv32, u16 *phase1key);
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int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw,
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struct ieee80211_vif *vif,
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enum ieee80211_ampdu_mlme_action action,
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struct ieee80211_sta *sta, u16 tid, u16 *ssn,
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u8 buf_size);
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int iwl4965_mac_sta_add(struct ieee80211_hw *hw,
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struct ieee80211_vif *vif,
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struct ieee80211_sta *sta);
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void iwl4965_mac_channel_switch(struct ieee80211_hw *hw,
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struct ieee80211_channel_switch *ch_switch);
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#endif /* __iwl_4965_h__ */
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