diff options
Diffstat (limited to 'drivers/net/wireless/iwlegacy/iwl-4965.h')
| -rw-r--r-- | drivers/net/wireless/iwlegacy/iwl-4965.h | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl-4965.h b/drivers/net/wireless/iwlegacy/iwl-4965.h new file mode 100644 index 00000000000..01f8163daf1 --- /dev/null +++ b/drivers/net/wireless/iwlegacy/iwl-4965.h @@ -0,0 +1,282 @@ +/****************************************************************************** + * + * 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) */ +void 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__ */ |