2007-09-26 08:54:57 +08:00
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/******************************************************************************
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*
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2009-01-09 02:20:02 +08:00
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* Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
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2007-09-26 08:54:57 +08:00
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*
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* This program is free software; you can redistribute it and/or modify it
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* 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 WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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* The full GNU General Public License is included in this distribution in the
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* file called LICENSE.
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*
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* Contact Information:
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2008-12-10 03:28:58 +08:00
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* Intel Linux Wireless <ilw@linux.intel.com>
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2007-09-26 08:54:57 +08:00
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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*****************************************************************************/
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2007-11-29 11:10:00 +08:00
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/*
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* Please use this file (iwl-3945.h) for driver implementation definitions.
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* Please use iwl-3945-commands.h for uCode API definitions.
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* Please use iwl-3945-hw.h for hardware-related definitions.
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*/
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2007-09-26 08:54:57 +08:00
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#ifndef __iwl_3945_h__
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#define __iwl_3945_h__
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2007-10-25 17:15:50 +08:00
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#include <linux/pci.h> /* for struct pci_device_id */
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#include <linux/kernel.h>
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#include <net/ieee80211_radiotap.h>
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/* Hardware specific file defines the PCI IDs table for that hardware module */
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2008-01-28 08:41:47 +08:00
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extern struct pci_device_id iwl3945_hw_card_ids[];
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2007-10-25 17:15:50 +08:00
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2008-03-05 10:09:28 +08:00
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#include "iwl-csr.h"
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2007-10-25 17:15:50 +08:00
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#include "iwl-prph.h"
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2008-12-22 11:31:14 +08:00
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#include "iwl-fh.h"
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2008-03-05 10:09:28 +08:00
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#include "iwl-3945-hw.h"
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2008-12-19 10:37:08 +08:00
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#include "iwl-debug.h"
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2008-12-19 10:37:14 +08:00
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#include "iwl-power.h"
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2008-12-19 10:37:15 +08:00
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#include "iwl-dev.h"
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2009-10-03 04:44:03 +08:00
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#include "iwl-led.h"
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2007-10-25 17:15:50 +08:00
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2008-12-03 04:14:06 +08:00
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/* Highest firmware API version supported */
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2008-12-03 04:14:07 +08:00
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#define IWL3945_UCODE_API_MAX 2
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2008-12-03 04:14:06 +08:00
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/* Lowest firmware API version supported */
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#define IWL3945_UCODE_API_MIN 1
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#define IWL3945_FW_PRE "iwlwifi-3945-"
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#define _IWL3945_MODULE_FIRMWARE(api) IWL3945_FW_PRE #api ".ucode"
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#define IWL3945_MODULE_FIRMWARE(api) _IWL3945_MODULE_FIRMWARE(api)
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2008-03-05 10:09:31 +08:00
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2007-10-25 17:15:50 +08:00
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/* Default noise level to report when noise measurement is not available.
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* This may be because we're:
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* 1) Not associated (4965, no beacon statistics being sent to driver)
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* 2) Scanning (noise measurement does not apply to associated channel)
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* 3) Receiving CCK (3945 delivers noise info only for OFDM frames)
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* Use default noise value of -127 ... this is below the range of measurable
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* Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user.
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* Also, -127 works better than 0 when averaging frames with/without
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* noise info (e.g. averaging might be done in app); measured dBm values are
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* always negative ... using a negative value as the default keeps all
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* averages within an s8's (used in some apps) range of negative values. */
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#define IWL_NOISE_MEAS_NOT_AVAILABLE (-127)
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/* Module parameters accessible from iwl-*.c */
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2008-12-19 10:37:35 +08:00
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extern struct iwl_mod_params iwl3945_mod_params;
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2007-10-25 17:15:50 +08:00
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2009-10-31 05:36:13 +08:00
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struct iwl3945_rate_scale_data {
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u64 data;
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s32 success_counter;
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s32 success_ratio;
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s32 counter;
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s32 average_tpt;
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unsigned long stamp;
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};
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struct iwl3945_rs_sta {
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spinlock_t lock;
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struct iwl_priv *priv;
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s32 *expected_tpt;
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unsigned long last_partial_flush;
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unsigned long last_flush;
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u32 flush_time;
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u32 last_tx_packets;
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u32 tx_packets;
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u8 tgg;
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u8 flush_pending;
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u8 start_rate;
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u8 ibss_sta_added;
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struct timer_list rate_scale_flush;
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struct iwl3945_rate_scale_data win[IWL_RATE_COUNT_3945];
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#ifdef CONFIG_MAC80211_DEBUGFS
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struct dentry *rs_sta_dbgfs_stats_table_file;
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#endif
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/* used to be in sta_info */
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int last_txrate_idx;
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};
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2008-09-19 00:14:18 +08:00
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struct iwl3945_sta_priv {
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2009-10-31 05:36:13 +08:00
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struct iwl3945_rs_sta rs_sta;
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2008-09-19 00:14:18 +08:00
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};
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2008-01-28 08:41:47 +08:00
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enum iwl3945_antenna {
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2007-10-25 17:15:50 +08:00
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IWL_ANTENNA_DIVERSITY,
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IWL_ANTENNA_MAIN,
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IWL_ANTENNA_AUX
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};
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/*
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* RTS threshold here is total size [2347] minus 4 FCS bytes
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* Per spec:
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* a value of 0 means RTS on all data/management packets
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* a value > max MSDU size means no RTS
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* else RTS for data/management frames where MPDU is larger
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* than RTS value.
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*/
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#define DEFAULT_RTS_THRESHOLD 2347U
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#define MIN_RTS_THRESHOLD 0U
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#define MAX_RTS_THRESHOLD 2347U
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#define MAX_MSDU_SIZE 2304U
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#define MAX_MPDU_SIZE 2346U
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#define DEFAULT_BEACON_INTERVAL 100U
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#define DEFAULT_SHORT_RETRY_LIMIT 7U
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#define DEFAULT_LONG_RETRY_LIMIT 4U
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2008-12-19 10:37:12 +08:00
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#include "iwl-agn-rs.h"
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2007-10-25 17:15:50 +08:00
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#define IWL_TX_FIFO_AC0 0
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#define IWL_TX_FIFO_AC1 1
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#define IWL_TX_FIFO_AC2 2
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#define IWL_TX_FIFO_AC3 3
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#define IWL_TX_FIFO_HCCA_1 5
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#define IWL_TX_FIFO_HCCA_2 6
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#define IWL_TX_FIFO_NONE 7
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#define IEEE80211_DATA_LEN 2304
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#define IEEE80211_4ADDR_LEN 30
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#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
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#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
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2008-01-28 08:41:47 +08:00
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struct iwl3945_frame {
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2007-10-25 17:15:50 +08:00
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union {
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struct ieee80211_hdr frame;
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2008-01-28 08:41:47 +08:00
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struct iwl3945_tx_beacon_cmd beacon;
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2007-10-25 17:15:50 +08:00
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u8 raw[IEEE80211_FRAME_LEN];
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u8 cmd[360];
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} u;
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struct list_head list;
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};
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#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
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#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
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#define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4)
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#define SUP_RATE_11A_MAX_NUM_CHANNELS 8
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#define SUP_RATE_11B_MAX_NUM_CHANNELS 4
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#define SUP_RATE_11G_MAX_NUM_CHANNELS 12
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#define IWL_SUPPORTED_RATES_IE_LEN 8
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#define SCAN_INTERVAL 100
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#define STATUS_HCMD_ACTIVE 0 /* host command in progress */
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2008-03-29 07:21:12 +08:00
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#define STATUS_HCMD_SYNC_ACTIVE 1 /* sync host command in progress */
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#define STATUS_INT_ENABLED 2
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#define STATUS_RF_KILL_HW 3
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#define STATUS_INIT 5
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#define STATUS_ALIVE 6
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#define STATUS_READY 7
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#define STATUS_TEMPERATURE 8
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#define STATUS_GEO_CONFIGURED 9
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#define STATUS_EXIT_PENDING 10
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#define STATUS_STATISTICS 12
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#define STATUS_SCANNING 13
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#define STATUS_SCAN_ABORTING 14
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#define STATUS_SCAN_HW 15
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#define STATUS_POWER_PMI 16
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#define STATUS_FW_ERROR 17
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#define STATUS_CONF_PENDING 18
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2007-10-25 17:15:50 +08:00
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#define MAX_TID_COUNT 9
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#define IWL_INVALID_RATE 0xFF
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#define IWL_INVALID_VALUE -1
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#define STA_PS_STATUS_WAKE 0
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#define STA_PS_STATUS_SLEEP 1
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2008-01-28 08:41:47 +08:00
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struct iwl3945_ibss_seq {
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2007-10-25 17:15:50 +08:00
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u8 mac[ETH_ALEN];
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u16 seq_num;
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u16 frag_num;
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unsigned long packet_time;
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struct list_head list;
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};
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2008-01-28 08:41:47 +08:00
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#define IWL_RX_HDR(x) ((struct iwl3945_rx_frame_hdr *)(\
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2007-10-25 17:15:50 +08:00
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x->u.rx_frame.stats.payload + \
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x->u.rx_frame.stats.phy_count))
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2008-01-28 08:41:47 +08:00
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#define IWL_RX_END(x) ((struct iwl3945_rx_frame_end *)(\
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2007-10-25 17:15:50 +08:00
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IWL_RX_HDR(x)->payload + \
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le16_to_cpu(IWL_RX_HDR(x)->len)))
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#define IWL_RX_STATS(x) (&x->u.rx_frame.stats)
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#define IWL_RX_DATA(x) (IWL_RX_HDR(x)->payload)
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/******************************************************************************
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*
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* Functions implemented in iwl-base.c which are forward declared here
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* for use by iwl-*.c
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*
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*****************************************************************************/
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2008-12-19 10:37:28 +08:00
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extern int iwl3945_power_init_handle(struct iwl_priv *priv);
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extern int iwl3945_eeprom_init(struct iwl_priv *priv);
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2008-01-28 08:41:47 +08:00
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extern int iwl3945_calc_db_from_ratio(int sig_ratio);
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extern int iwl3945_calc_sig_qual(int rssi_dbm, int noise_dbm);
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2008-12-19 10:37:28 +08:00
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extern int iwl3945_tx_queue_init(struct iwl_priv *priv,
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2008-12-22 11:31:16 +08:00
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struct iwl_tx_queue *txq, int count, u32 id);
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2008-01-28 08:41:47 +08:00
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extern void iwl3945_rx_replenish(void *data);
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2009-04-22 01:55:48 +08:00
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extern void iwl3945_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
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2008-12-22 11:31:16 +08:00
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extern void iwl3945_tx_queue_free(struct iwl_priv *priv, struct iwl_tx_queue *txq);
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2008-12-19 10:37:28 +08:00
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extern int iwl3945_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len,
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2007-10-25 17:15:50 +08:00
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const void *data);
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2008-12-19 10:37:28 +08:00
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extern int __must_check iwl3945_send_cmd(struct iwl_priv *priv,
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2008-12-19 10:37:34 +08:00
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struct iwl_host_cmd *cmd);
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2008-12-19 10:37:28 +08:00
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extern unsigned int iwl3945_fill_beacon_frame(struct iwl_priv *priv,
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2008-12-16 15:37:07 +08:00
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struct ieee80211_hdr *hdr,int left);
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2009-09-26 05:24:23 +08:00
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extern void iwl3945_dump_nic_event_log(struct iwl_priv *priv);
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extern void iwl3945_dump_nic_error_log(struct iwl_priv *priv);
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2007-10-25 17:15:50 +08:00
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/*
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* Currently used by iwl-3945-rs... look at restructuring so that it doesn't
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* call this... todo... fix that.
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*/
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2008-12-19 10:37:28 +08:00
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extern u8 iwl3945_sync_station(struct iwl_priv *priv, int sta_id,
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2007-10-25 17:15:50 +08:00
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u16 tx_rate, u8 flags);
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/******************************************************************************
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*
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* Functions implemented in iwl-[34]*.c which are forward declared here
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* for use by iwl-base.c
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*
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* NOTE: The implementation of these functions are hardware specific
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* which is why they are in the hardware specific files (vs. iwl-base.c)
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*
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* Naming convention --
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2008-01-28 08:41:47 +08:00
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* iwl3945_ <-- Its part of iwlwifi (should be changed to iwl3945_)
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* iwl3945_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW)
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2007-10-25 17:15:50 +08:00
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* iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX)
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2008-01-28 08:41:47 +08:00
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* iwl3945_bg_ <-- Called from work queue context
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* iwl3945_mac_ <-- mac80211 callback
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2007-10-25 17:15:50 +08:00
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*
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****************************************************************************/
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2008-12-19 10:37:28 +08:00
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extern void iwl3945_hw_rx_handler_setup(struct iwl_priv *priv);
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extern void iwl3945_hw_setup_deferred_work(struct iwl_priv *priv);
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extern void iwl3945_hw_cancel_deferred_work(struct iwl_priv *priv);
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extern int iwl3945_hw_rxq_stop(struct iwl_priv *priv);
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extern int iwl3945_hw_set_hw_params(struct iwl_priv *priv);
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extern int iwl3945_hw_nic_init(struct iwl_priv *priv);
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extern int iwl3945_hw_nic_stop_master(struct iwl_priv *priv);
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extern void iwl3945_hw_txq_ctx_free(struct iwl_priv *priv);
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extern void iwl3945_hw_txq_ctx_stop(struct iwl_priv *priv);
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extern int iwl3945_hw_nic_reset(struct iwl_priv *priv);
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2009-01-20 07:30:26 +08:00
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extern int iwl3945_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,
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u8 reset, u8 pad);
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extern void iwl3945_hw_txq_free_tfd(struct iwl_priv *priv,
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struct iwl_tx_queue *txq);
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2008-12-19 10:37:28 +08:00
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extern int iwl3945_hw_get_temperature(struct iwl_priv *priv);
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extern int iwl3945_hw_tx_queue_init(struct iwl_priv *priv,
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2008-12-22 11:31:16 +08:00
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struct iwl_tx_queue *txq);
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2008-12-19 10:37:28 +08:00
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extern unsigned int iwl3945_hw_get_beacon_cmd(struct iwl_priv *priv,
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2008-01-28 08:41:47 +08:00
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struct iwl3945_frame *frame, u8 rate);
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2009-07-25 02:13:05 +08:00
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void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv,
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struct iwl_device_cmd *cmd,
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struct ieee80211_tx_info *info,
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struct ieee80211_hdr *hdr,
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int sta_id, int tx_id);
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2008-12-19 10:37:28 +08:00
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extern int iwl3945_hw_reg_send_txpower(struct iwl_priv *priv);
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extern int iwl3945_hw_reg_set_txpower(struct iwl_priv *priv, s8 power);
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extern void iwl3945_hw_rx_statistics(struct iwl_priv *priv,
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2008-12-19 10:37:24 +08:00
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struct iwl_rx_mem_buffer *rxb);
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2008-12-19 10:37:28 +08:00
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extern void iwl3945_disable_events(struct iwl_priv *priv);
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extern int iwl4965_get_temperature(const struct iwl_priv *priv);
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2009-04-09 02:26:35 +08:00
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extern void iwl3945_post_associate(struct iwl_priv *priv);
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2009-04-09 02:26:49 +08:00
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extern void iwl3945_config_ap(struct iwl_priv *priv);
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2007-10-25 17:15:50 +08:00
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/**
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2008-01-28 08:41:47 +08:00
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* iwl3945_hw_find_station - Find station id for a given BSSID
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2007-10-25 17:15:50 +08:00
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* @bssid: MAC address of station ID to find
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*
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* NOTE: This should not be hardware specific but the code has
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* not yet been merged into a single common layer for managing the
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* station tables.
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*/
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2008-12-19 10:37:28 +08:00
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extern u8 iwl3945_hw_find_station(struct iwl_priv *priv, const u8 *bssid);
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2007-10-25 17:15:50 +08:00
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2007-09-26 08:54:57 +08:00
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/*
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* Forward declare iwl-3945.c functions for iwl-base.c
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*/
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2008-12-19 10:37:28 +08:00
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extern __le32 iwl3945_get_antenna_flags(const struct iwl_priv *priv);
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extern int iwl3945_init_hw_rate_table(struct iwl_priv *priv);
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extern void iwl3945_reg_txpower_periodic(struct iwl_priv *priv);
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extern int iwl3945_txpower_set_from_eeprom(struct iwl_priv *priv);
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extern u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id,
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2007-09-26 08:54:57 +08:00
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u16 tx_rate, u8 flags);
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2007-10-25 17:15:50 +08:00
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2008-12-19 10:37:15 +08:00
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extern const struct iwl_channel_info *iwl3945_get_channel_info(
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2008-12-19 10:37:28 +08:00
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const struct iwl_priv *priv, enum ieee80211_band band, u16 channel);
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2007-10-25 17:15:50 +08:00
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2008-12-19 10:37:28 +08:00
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extern int iwl3945_rs_next_rate(struct iwl_priv *priv, int rate);
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2008-10-21 18:40:02 +08:00
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2008-12-19 10:37:28 +08:00
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/* Requires full declaration of iwl_priv before including */
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2008-12-19 10:37:29 +08:00
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#include "iwl-io.h"
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2007-10-25 17:15:50 +08:00
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2007-09-26 08:54:57 +08:00
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#endif
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