1b3ae3ba63
'size_t' and 'void *' pair. Approved by: adrian (mentor) Obtained from: DragonFlyBSD Differential Revision: https://reviews.freebsd.org/D4765
524 lines
14 KiB
C
524 lines
14 KiB
C
/* $OpenBSD: if_iwmvar.h,v 1.7 2015/03/02 13:51:10 jsg Exp $ */
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/* $FreeBSD$ */
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/*
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* Copyright (c) 2014 genua mbh <info@genua.de>
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* Copyright (c) 2014 Fixup Software Ltd.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*-
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* Based on BSD-licensed source modules in the Linux iwlwifi driver,
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* which were used as the reference documentation for this implementation.
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*
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* Driver version we are currently based off of is
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* Linux 3.14.3 (tag id a2df521e42b1d9a23f620ac79dbfe8655a8391dd)
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*
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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) 2007 - 2013 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 COPYING.
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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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*
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* BSD LICENSE
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*
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* Copyright(c) 2005 - 2013 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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/*-
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* Copyright (c) 2007-2010 Damien Bergamini <damien.bergamini@free.fr>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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struct iwm_rx_radiotap_header {
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struct ieee80211_radiotap_header wr_ihdr;
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uint64_t wr_tsft;
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uint8_t wr_flags;
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uint8_t wr_rate;
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uint16_t wr_chan_freq;
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uint16_t wr_chan_flags;
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int8_t wr_dbm_antsignal;
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int8_t wr_dbm_antnoise;
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} __packed;
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#define IWM_RX_RADIOTAP_PRESENT \
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((1 << IEEE80211_RADIOTAP_TSFT) | \
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(1 << IEEE80211_RADIOTAP_FLAGS) | \
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(1 << IEEE80211_RADIOTAP_RATE) | \
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(1 << IEEE80211_RADIOTAP_CHANNEL) | \
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(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
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(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))
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struct iwm_tx_radiotap_header {
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struct ieee80211_radiotap_header wt_ihdr;
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uint8_t wt_flags;
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uint8_t wt_rate;
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uint16_t wt_chan_freq;
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uint16_t wt_chan_flags;
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} __packed;
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#define IWM_TX_RADIOTAP_PRESENT \
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((1 << IEEE80211_RADIOTAP_FLAGS) | \
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(1 << IEEE80211_RADIOTAP_RATE) | \
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(1 << IEEE80211_RADIOTAP_CHANNEL))
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#define IWM_UCODE_SECT_MAX 6
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#define IWM_FWDMASEGSZ (192*1024)
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/* sanity check value */
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#define IWM_FWMAXSIZE (2*1024*1024)
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/*
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* fw_status is used to determine if we've already parsed the firmware file
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*
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* In addition to the following, status < 0 ==> -error
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*/
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#define IWM_FW_STATUS_NONE 0
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#define IWM_FW_STATUS_INPROGRESS 1
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#define IWM_FW_STATUS_DONE 2
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enum iwm_ucode_type {
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IWM_UCODE_TYPE_INIT,
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IWM_UCODE_TYPE_REGULAR,
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IWM_UCODE_TYPE_WOW,
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IWM_UCODE_TYPE_MAX
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};
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struct iwm_fw_info {
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const struct firmware *fw_fp;
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int fw_status;
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struct iwm_fw_sects {
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struct iwm_fw_onesect {
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const void *fws_data;
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uint32_t fws_len;
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uint32_t fws_devoff;
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} fw_sect[IWM_UCODE_SECT_MAX];
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size_t fw_totlen;
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int fw_count;
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} fw_sects[IWM_UCODE_TYPE_MAX];
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};
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struct iwm_nvm_data {
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int n_hw_addrs;
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uint8_t hw_addr[IEEE80211_ADDR_LEN];
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uint8_t calib_version;
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uint16_t calib_voltage;
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uint16_t raw_temperature;
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uint16_t kelvin_temperature;
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uint16_t kelvin_voltage;
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uint16_t xtal_calib[2];
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int sku_cap_band_24GHz_enable;
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int sku_cap_band_52GHz_enable;
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int sku_cap_11n_enable;
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int sku_cap_amt_enable;
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int sku_cap_ipan_enable;
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uint8_t radio_cfg_type;
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uint8_t radio_cfg_step;
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uint8_t radio_cfg_dash;
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uint8_t radio_cfg_pnum;
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uint8_t valid_tx_ant, valid_rx_ant;
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uint16_t nvm_version;
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uint8_t max_tx_pwr_half_dbm;
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};
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/* max bufs per tfd the driver will use */
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#define IWM_MAX_CMD_TBS_PER_TFD 2
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struct iwm_rx_packet;
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struct iwm_host_cmd {
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const void *data[IWM_MAX_CMD_TBS_PER_TFD];
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struct iwm_rx_packet *resp_pkt;
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unsigned long _rx_page_addr;
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uint32_t _rx_page_order;
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int handler_status;
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uint32_t flags;
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uint16_t len[IWM_MAX_CMD_TBS_PER_TFD];
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uint8_t dataflags[IWM_MAX_CMD_TBS_PER_TFD];
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uint8_t id;
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};
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/*
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* DMA glue is from iwn
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*/
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typedef caddr_t iwm_caddr_t;
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typedef void *iwm_hookarg_t;
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struct iwm_dma_info {
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bus_dma_tag_t tag;
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bus_dmamap_t map;
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bus_dma_segment_t seg;
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bus_addr_t paddr;
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void *vaddr;
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bus_size_t size;
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};
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#define IWM_TX_RING_COUNT 256
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#define IWM_TX_RING_LOMARK 192
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#define IWM_TX_RING_HIMARK 224
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struct iwm_tx_data {
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bus_dmamap_t map;
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bus_addr_t cmd_paddr;
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bus_addr_t scratch_paddr;
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struct mbuf *m;
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struct iwm_node *in;
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int done;
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};
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struct iwm_tx_ring {
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struct iwm_dma_info desc_dma;
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struct iwm_dma_info cmd_dma;
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struct iwm_tfd *desc;
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struct iwm_device_cmd *cmd;
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bus_dma_tag_t data_dmat;
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struct iwm_tx_data data[IWM_TX_RING_COUNT];
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int qid;
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int queued;
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int cur;
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};
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#define IWM_RX_RING_COUNT 256
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#define IWM_RBUF_COUNT (IWM_RX_RING_COUNT + 32)
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/* Linux driver optionally uses 8k buffer */
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#define IWM_RBUF_SIZE 4096
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#define IWM_MAX_SCATTER 20
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struct iwm_softc;
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struct iwm_rbuf {
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struct iwm_softc *sc;
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void *vaddr;
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bus_addr_t paddr;
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};
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struct iwm_rx_data {
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struct mbuf *m;
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bus_dmamap_t map;
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int wantresp;
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};
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struct iwm_rx_ring {
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struct iwm_dma_info desc_dma;
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struct iwm_dma_info stat_dma;
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struct iwm_dma_info buf_dma;
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uint32_t *desc;
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struct iwm_rb_status *stat;
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struct iwm_rx_data data[IWM_RX_RING_COUNT];
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bus_dma_tag_t data_dmat;
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int cur;
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};
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struct iwm_ucode_status {
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uint32_t uc_error_event_table;
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uint32_t uc_log_event_table;
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int uc_ok;
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int uc_intr;
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};
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#define IWM_CMD_RESP_MAX PAGE_SIZE
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#define IWM_OTP_LOW_IMAGE_SIZE 2048
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#define IWM_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS 500
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#define IWM_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS 400
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/*
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* Command headers are in iwl-trans.h, which is full of all
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* kinds of other junk, so we just replicate the structures here.
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* First the software bits:
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*/
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enum IWM_CMD_MODE {
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IWM_CMD_SYNC = 0,
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IWM_CMD_ASYNC = (1 << 0),
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IWM_CMD_WANT_SKB = (1 << 1),
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IWM_CMD_SEND_IN_RFKILL = (1 << 2),
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};
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enum iwm_hcmd_dataflag {
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IWM_HCMD_DFL_NOCOPY = (1 << 0),
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IWM_HCMD_DFL_DUP = (1 << 1),
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};
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/*
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* iwlwifi/iwl-phy-db
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*/
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#define IWM_NUM_PAPD_CH_GROUPS 4
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#define IWM_NUM_TXP_CH_GROUPS 9
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struct iwm_phy_db_entry {
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uint16_t size;
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uint8_t *data;
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};
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struct iwm_phy_db {
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struct iwm_phy_db_entry cfg;
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struct iwm_phy_db_entry calib_nch;
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struct iwm_phy_db_entry calib_ch_group_papd[IWM_NUM_PAPD_CH_GROUPS];
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struct iwm_phy_db_entry calib_ch_group_txp[IWM_NUM_TXP_CH_GROUPS];
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};
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struct iwm_int_sta {
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uint32_t sta_id;
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uint32_t tfd_queue_msk;
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};
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struct iwm_mvm_phy_ctxt {
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uint16_t id;
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uint16_t color;
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uint32_t ref;
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struct ieee80211_channel *channel;
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};
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struct iwm_bf_data {
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int bf_enabled; /* filtering */
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int ba_enabled; /* abort */
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int ave_beacon_signal;
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int last_cqm_event;
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};
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struct iwm_vap {
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struct ieee80211vap iv_vap;
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int is_uploaded;
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int (*iv_newstate)(struct ieee80211vap *,
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enum ieee80211_state, int);
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};
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#define IWM_VAP(_vap) ((struct iwm_vap *)(_vap))
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struct iwm_node {
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struct ieee80211_node in_ni;
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struct iwm_mvm_phy_ctxt *in_phyctxt;
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/* status "bits" */
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int in_assoc;
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struct iwm_lq_cmd in_lq;
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uint8_t in_ridx[IEEE80211_RATE_MAXSIZE];
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};
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#define IWM_NODE(_ni) ((struct iwm_node *)(_ni))
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#define IWM_STATION_ID 0
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#define IWM_DEFAULT_MACID 0
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#define IWM_DEFAULT_COLOR 0
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#define IWM_DEFAULT_TSFID 0
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#define IWM_ICT_SIZE 4096
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#define IWM_ICT_COUNT (IWM_ICT_SIZE / sizeof (uint32_t))
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#define IWM_ICT_PADDR_SHIFT 12
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struct iwm_softc {
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device_t sc_dev;
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uint32_t sc_debug;
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struct mtx sc_mtx;
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struct mbufq sc_snd;
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struct ieee80211com sc_ic;
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int sc_flags;
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#define IWM_FLAG_USE_ICT (1 << 0)
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#define IWM_FLAG_HW_INITED (1 << 1)
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#define IWM_FLAG_STOPPED (1 << 2)
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#define IWM_FLAG_RFKILL (1 << 3)
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#define IWM_FLAG_BUSY (1 << 4)
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struct intr_config_hook sc_preinit_hook;
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struct callout sc_watchdog_to;
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struct task init_task;
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struct resource *sc_irq;
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struct resource *sc_mem;
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bus_space_tag_t sc_st;
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bus_space_handle_t sc_sh;
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bus_size_t sc_sz;
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bus_dma_tag_t sc_dmat;
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void *sc_ih;
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/* TX scheduler rings. */
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struct iwm_dma_info sched_dma;
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uint32_t sched_base;
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/* TX/RX rings. */
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struct iwm_tx_ring txq[IWM_MVM_MAX_QUEUES];
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struct iwm_rx_ring rxq;
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int qfullmsk;
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int sc_sf_state;
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/* ICT table. */
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struct iwm_dma_info ict_dma;
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int ict_cur;
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int sc_hw_rev;
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int sc_hw_id;
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struct iwm_dma_info kw_dma;
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struct iwm_dma_info fw_dma;
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int sc_fw_chunk_done;
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int sc_init_complete;
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struct iwm_ucode_status sc_uc;
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enum iwm_ucode_type sc_uc_current;
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int sc_fwver;
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int sc_capaflags;
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int sc_capa_max_probe_len;
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int sc_intmask;
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/*
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* So why do we need a separate stopped flag and a generation?
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* the former protects the device from issueing commands when it's
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* stopped (duh). The latter protects against race from a very
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* fast stop/unstop cycle where threads waiting for responses do
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* not have a chance to run in between. Notably: we want to stop
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* the device from interrupt context when it craps out, so we
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* don't have the luxury of waiting for quiescense.
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*/
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int sc_generation;
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const char *sc_fwname;
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bus_size_t sc_fwdmasegsz;
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struct iwm_fw_info sc_fw;
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int sc_fw_phy_config;
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struct iwm_tlv_calib_ctrl sc_default_calib[IWM_UCODE_TYPE_MAX];
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struct iwm_nvm_data sc_nvm;
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struct iwm_phy_db sc_phy_db;
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struct iwm_bf_data sc_bf;
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int sc_tx_timer;
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struct iwm_scan_cmd *sc_scan_cmd;
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size_t sc_scan_cmd_len;
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int sc_scan_last_antenna;
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int sc_scanband;
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int sc_auth_prot;
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int sc_fixed_ridx;
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int sc_staid;
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int sc_nodecolor;
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uint8_t sc_cmd_resp[IWM_CMD_RESP_MAX];
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int sc_wantresp;
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struct taskqueue *sc_tq;
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struct task sc_es_task;
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struct iwm_rx_phy_info sc_last_phy_info;
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int sc_ampdu_ref;
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struct iwm_int_sta sc_aux_sta;
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/* phy contexts. we only use the first one */
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struct iwm_mvm_phy_ctxt sc_phyctxt[IWM_NUM_PHY_CTX];
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struct iwm_notif_statistics sc_stats;
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int sc_noise;
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int host_interrupt_operation_mode;
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caddr_t sc_drvbpf;
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struct iwm_rx_radiotap_header sc_rxtap;
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struct iwm_tx_radiotap_header sc_txtap;
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int sc_max_rssi;
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};
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#define IWM_LOCK_INIT(_sc) \
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mtx_init(&(_sc)->sc_mtx, device_get_nameunit((_sc)->sc_dev), \
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MTX_NETWORK_LOCK, MTX_DEF);
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#define IWM_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx)
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#define IWM_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx)
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#define IWM_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_mtx)
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