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/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#ifndef __iwl_4965_h__
#define __iwl_4965_h__
#include "iwl-dev.h"
/* configuration for the _4965 devices */
extern struct iwl_cfg iwl4965_cfg;
extern struct iwl_mod_params iwl4965_mod_params;
extern struct ieee80211_ops iwl4965_hw_ops;
/* tx queue */
void iwl4965_free_tfds_in_queue(struct iwl_priv *priv,
int sta_id, int tid, int freed);
/* RXON */
void iwl4965_set_rxon_chain(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
/* uCode */
int iwl4965_verify_ucode(struct iwl_priv *priv);
/* lib */
void iwl4965_check_abort_status(struct iwl_priv *priv,
u8 frame_count, u32 status);
void iwl4965_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
int iwl4965_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
int iwl4965_hw_nic_init(struct iwl_priv *priv);
int iwl4965_dump_fh(struct iwl_priv *priv, char **buf, bool display);
/* rx */
void iwl4965_rx_queue_restock(struct iwl_priv *priv);
void iwl4965_rx_replenish(struct iwl_priv *priv);
void iwl4965_rx_replenish_now(struct iwl_priv *priv);
void iwl4965_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
int iwl4965_rxq_stop(struct iwl_priv *priv);
int iwl4965_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
void iwl4965_rx_reply_rx(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
void iwl4965_rx_reply_rx_phy(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
void iwl4965_rx_handle(struct iwl_priv *priv);
/* tx */
void iwl4965_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq);
int iwl4965_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv,
struct iwl_tx_queue *txq,
dma_addr_t addr, u16 len, u8 reset, u8 pad);
int iwl4965_hw_tx_queue_init(struct iwl_priv *priv,
struct iwl_tx_queue *txq);
void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
struct ieee80211_tx_info *info);
int iwl4965_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
int iwl4965_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid, u16 *ssn);
int iwl4965_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid);
int iwl4965_txq_check_empty(struct iwl_priv *priv,
int sta_id, u8 tid, int txq_id);
void iwl4965_rx_reply_compressed_ba(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
int iwl4965_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
void iwl4965_hw_txq_ctx_free(struct iwl_priv *priv);
int iwl4965_txq_ctx_alloc(struct iwl_priv *priv);
void iwl4965_txq_ctx_reset(struct iwl_priv *priv);
void iwl4965_txq_ctx_stop(struct iwl_priv *priv);
void iwl4965_txq_set_sched(struct iwl_priv *priv, u32 mask);
/*
* Acquire priv->lock before calling this function !
*/
void iwl4965_set_wr_ptrs(struct iwl_priv *priv, int txq_id, u32 index);
/**
* iwl4965_tx_queue_set_status - (optionally) start Tx/Cmd queue
* @tx_fifo_id: Tx DMA/FIFO channel (range 0-7) that the queue will feed
* @scd_retry: (1) Indicates queue will be used in aggregation mode
*
* NOTE: Acquire priv->lock before calling this function !
*/
void iwl4965_tx_queue_set_status(struct iwl_priv *priv,
struct iwl_tx_queue *txq,
int tx_fifo_id, int scd_retry);
static inline u32 iwl4965_tx_status_to_mac80211(u32 status)
{
status &= TX_STATUS_MSK;
switch (status) {
case TX_STATUS_SUCCESS:
case TX_STATUS_DIRECT_DONE:
return IEEE80211_TX_STAT_ACK;
case TX_STATUS_FAIL_DEST_PS:
return IEEE80211_TX_STAT_TX_FILTERED;
default:
return 0;
}
}
static inline bool iwl4965_is_tx_success(u32 status)
{
status &= TX_STATUS_MSK;
return (status == TX_STATUS_SUCCESS) ||
(status == TX_STATUS_DIRECT_DONE);
}
u8 iwl4965_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
/* rx */
void iwl4965_rx_missed_beacon_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
bool iwl4965_good_plcp_health(struct iwl_priv *priv,
struct iwl_rx_packet *pkt);
void iwl4965_rx_statistics(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
void iwl4965_reply_statistics(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
/* scan */
int iwl4965_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif);
/* station mgmt */
int iwl4965_manage_ibss_station(struct iwl_priv *priv,
struct ieee80211_vif *vif, bool add);
/* hcmd */
int iwl4965_send_beacon_cmd(struct iwl_priv *priv);
#ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
const char *iwl4965_get_tx_fail_reason(u32 status);
#else
static inline const char *
iwl4965_get_tx_fail_reason(u32 status) { return ""; }
#endif
/* station management */
int iwl4965_alloc_bcast_station(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
int iwl4965_add_bssid_station(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
const u8 *addr, u8 *sta_id_r);
int iwl4965_remove_default_wep_key(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *key);
int iwl4965_set_default_wep_key(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *key);
int iwl4965_restore_default_wep_keys(struct iwl_priv *priv,
struct iwl_rxon_context *ctx);
int iwl4965_set_dynamic_key(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *key, u8 sta_id);
int iwl4965_remove_dynamic_key(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *key, u8 sta_id);
void iwl4965_update_tkip_key(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_key_conf *keyconf,
struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
int iwl4965_sta_tx_modify_enable_tid(struct iwl_priv *priv,
int sta_id, int tid);
int iwl4965_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
int tid, u16 ssn);
int iwl4965_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
int tid);
void iwl4965_sta_modify_sleep_tx_count(struct iwl_priv *priv,
int sta_id, int cnt);
int iwl4965_update_bcast_stations(struct iwl_priv *priv);
/* rate */
static inline u32 iwl4965_ant_idx_to_flags(u8 ant_idx)
{
return BIT(ant_idx) << RATE_MCS_ANT_POS;
}
static inline u8 iwl4965_hw_get_rate(__le32 rate_n_flags)
{
return le32_to_cpu(rate_n_flags) & 0xFF;
}
static inline __le32 iwl4965_hw_set_rate_n_flags(u8 rate, u32 flags)
{
return cpu_to_le32(flags|(u32)rate);
}
/* eeprom */
void iwl4965_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac);
int iwl4965_eeprom_acquire_semaphore(struct iwl_priv *priv);
void iwl4965_eeprom_release_semaphore(struct iwl_priv *priv);
int iwl4965_eeprom_check_version(struct iwl_priv *priv);
/* mac80211 handlers (for 4965) */
int iwl4965_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb);
int iwl4965_mac_start(struct ieee80211_hw *hw);
void iwl4965_mac_stop(struct ieee80211_hw *hw);
void iwl4965_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
u64 multicast);
int iwl4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_vif *vif, struct ieee80211_sta *sta,
struct ieee80211_key_conf *key);
void iwl4965_mac_update_tkip_key(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_key_conf *keyconf,
struct ieee80211_sta *sta,
u32 iv32, u16 *phase1key);
int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn,
u8 buf_size);
int iwl4965_mac_sta_add(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
void iwl4965_mac_channel_switch(struct ieee80211_hw *hw,
struct ieee80211_channel_switch *ch_switch);
#endif /* __iwl_4965_h__ */
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