/* $OpenBSD: if_iwmvar.h,v 1.7 2015/03/02 13:51:10 jsg Exp $ */ /* $FreeBSD$ */ /* * Copyright (c) 2014 genua mbh * Copyright (c) 2014 Fixup Software Ltd. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /*- * Based on BSD-licensed source modules in the Linux iwlwifi driver, * which were used as the reference documentation for this implementation. * * Driver version we are currently based off of is * Linux 3.14.3 (tag id a2df521e42b1d9a23f620ac79dbfe8655a8391dd) * *********************************************************************** * * 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) 2007 - 2013 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 COPYING. * * Contact Information: * Intel Linux Wireless * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * * * BSD LICENSE * * Copyright(c) 2005 - 2013 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. */ /*- * Copyright (c) 2007-2010 Damien Bergamini * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ struct iwm_rx_radiotap_header { struct ieee80211_radiotap_header wr_ihdr; uint64_t wr_tsft; uint8_t wr_flags; uint8_t wr_rate; uint16_t wr_chan_freq; uint16_t wr_chan_flags; int8_t wr_dbm_antsignal; int8_t wr_dbm_antnoise; } __packed; #define IWM_RX_RADIOTAP_PRESENT \ ((1 << IEEE80211_RADIOTAP_TSFT) | \ (1 << IEEE80211_RADIOTAP_FLAGS) | \ (1 << IEEE80211_RADIOTAP_RATE) | \ (1 << IEEE80211_RADIOTAP_CHANNEL) | \ (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \ (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)) struct iwm_tx_radiotap_header { struct ieee80211_radiotap_header wt_ihdr; uint8_t wt_flags; uint8_t wt_rate; uint16_t wt_chan_freq; uint16_t wt_chan_flags; } __packed; #define IWM_TX_RADIOTAP_PRESENT \ ((1 << IEEE80211_RADIOTAP_FLAGS) | \ (1 << IEEE80211_RADIOTAP_RATE) | \ (1 << IEEE80211_RADIOTAP_CHANNEL)) #define IWM_UCODE_SECT_MAX 16 #define IWM_FWDMASEGSZ (192*1024) #define IWM_FWDMASEGSZ_8000 (320*1024) /* sanity check value */ #define IWM_FWMAXSIZE (2*1024*1024) /* * fw_status is used to determine if we've already parsed the firmware file * * In addition to the following, status < 0 ==> -error */ #define IWM_FW_STATUS_NONE 0 #define IWM_FW_STATUS_INPROGRESS 1 #define IWM_FW_STATUS_DONE 2 enum iwm_ucode_type { IWM_UCODE_TYPE_REGULAR, IWM_UCODE_TYPE_INIT, IWM_UCODE_TYPE_WOW, IWM_UCODE_TYPE_REGULAR_USNIFFER, IWM_UCODE_TYPE_MAX }; struct iwm_fw_info { const struct firmware *fw_fp; int fw_status; struct iwm_fw_sects { struct iwm_fw_onesect { const void *fws_data; uint32_t fws_len; uint32_t fws_devoff; } fw_sect[IWM_UCODE_SECT_MAX]; int fw_count; } fw_sects[IWM_UCODE_TYPE_MAX]; }; struct iwm_nvm_data { int n_hw_addrs; uint8_t hw_addr[IEEE80211_ADDR_LEN]; int sku_cap_band_24GHz_enable; int sku_cap_band_52GHz_enable; int sku_cap_11n_enable; int sku_cap_amt_enable; int sku_cap_ipan_enable; uint8_t radio_cfg_type; uint8_t radio_cfg_step; uint8_t radio_cfg_dash; uint8_t radio_cfg_pnum; uint8_t valid_tx_ant, valid_rx_ant; #define IWM_NUM_CHANNELS 39 #define IWM_NUM_CHANNELS_8000 51 uint16_t nvm_version; uint8_t max_tx_pwr_half_dbm; uint16_t nvm_ch_flags[]; }; /* max bufs per tfd the driver will use */ #define IWM_MAX_CMD_TBS_PER_TFD 2 struct iwm_rx_packet; struct iwm_host_cmd { const void *data[IWM_MAX_CMD_TBS_PER_TFD]; struct iwm_rx_packet *resp_pkt; unsigned long _rx_page_addr; uint32_t _rx_page_order; int handler_status; uint32_t flags; uint32_t id; uint16_t len[IWM_MAX_CMD_TBS_PER_TFD]; uint8_t dataflags[IWM_MAX_CMD_TBS_PER_TFD]; }; /* * DMA glue is from iwn */ typedef caddr_t iwm_caddr_t; typedef void *iwm_hookarg_t; struct iwm_dma_info { bus_dma_tag_t tag; bus_dmamap_t map; bus_dma_segment_t seg; bus_addr_t paddr; void *vaddr; bus_size_t size; }; #define IWM_TX_RING_COUNT 256 #define IWM_TX_RING_LOMARK 192 #define IWM_TX_RING_HIMARK 224 struct iwm_tx_data { bus_dmamap_t map; bus_addr_t cmd_paddr; bus_addr_t scratch_paddr; struct mbuf *m; struct iwm_node *in; int done; }; struct iwm_tx_ring { struct iwm_dma_info desc_dma; struct iwm_dma_info cmd_dma; struct iwm_tfd *desc; struct iwm_device_cmd *cmd; bus_dma_tag_t data_dmat; struct iwm_tx_data data[IWM_TX_RING_COUNT]; int qid; int queued; int cur; }; #define IWM_RX_RING_COUNT 256 #define IWM_RBUF_COUNT (IWM_RX_RING_COUNT + 32) /* Linux driver optionally uses 8k buffer */ #define IWM_RBUF_SIZE 4096 #define IWM_MAX_SCATTER 20 struct iwm_rx_data { struct mbuf *m; bus_dmamap_t map; }; struct iwm_rx_ring { struct iwm_dma_info desc_dma; struct iwm_dma_info stat_dma; struct iwm_dma_info buf_dma; uint32_t *desc; struct iwm_rb_status *stat; struct iwm_rx_data data[IWM_RX_RING_COUNT]; bus_dmamap_t spare_map; /* for iwm_rx_addbuf() */ bus_dma_tag_t data_dmat; int cur; }; struct iwm_ucode_status { uint32_t uc_error_event_table; uint32_t uc_umac_error_event_table; uint32_t uc_log_event_table; int uc_ok; int uc_intr; }; #define IWM_CMD_RESP_MAX PAGE_SIZE #define IWM_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS 500 #define IWM_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS 400 /* * Command headers are in iwl-trans.h, which is full of all * kinds of other junk, so we just replicate the structures here. * First the software bits: */ enum IWM_CMD_MODE { IWM_CMD_SYNC = 0, IWM_CMD_ASYNC = (1 << 0), IWM_CMD_WANT_SKB = (1 << 1), IWM_CMD_SEND_IN_RFKILL = (1 << 2), }; enum iwm_hcmd_dataflag { IWM_HCMD_DFL_NOCOPY = (1 << 0), IWM_HCMD_DFL_DUP = (1 << 1), }; struct iwm_int_sta { uint32_t sta_id; uint32_t tfd_queue_msk; }; struct iwm_mvm_phy_ctxt { uint16_t id; uint16_t color; uint32_t ref; struct ieee80211_channel *channel; }; struct iwm_bf_data { int bf_enabled; /* filtering */ int ba_enabled; /* abort */ int ave_beacon_signal; int last_cqm_event; }; struct iwm_vap { struct ieee80211vap iv_vap; int is_uploaded; int (*iv_newstate)(struct ieee80211vap *, enum ieee80211_state, int); }; #define IWM_VAP(_vap) ((struct iwm_vap *)(_vap)) struct iwm_node { struct ieee80211_node in_ni; struct iwm_mvm_phy_ctxt *in_phyctxt; /* status "bits" */ int in_assoc; struct iwm_lq_cmd in_lq; uint8_t in_ridx[IEEE80211_RATE_MAXSIZE]; }; #define IWM_NODE(_ni) ((struct iwm_node *)(_ni)) #define IWM_STATION_ID 0 #define IWM_AUX_STA_ID 1 #define IWM_DEFAULT_MACID 0 #define IWM_DEFAULT_COLOR 0 #define IWM_DEFAULT_TSFID 0 #define IWM_ICT_SIZE 4096 #define IWM_ICT_COUNT (IWM_ICT_SIZE / sizeof (uint32_t)) #define IWM_ICT_PADDR_SHIFT 12 enum iwm_device_family { IWM_DEVICE_FAMILY_UNDEFINED, IWM_DEVICE_FAMILY_7000, IWM_DEVICE_FAMILY_8000, }; /** * struct iwm_cfg * @fw_name: Firmware filename. * @host_interrupt_operation_mode: device needs host interrupt operation * mode set * @nvm_hw_section_num: the ID of the HW NVM section */ struct iwm_cfg { const char *fw_name; uint16_t eeprom_size; enum iwm_device_family device_family; int host_interrupt_operation_mode; uint8_t nvm_hw_section_num; }; struct iwm_softc { device_t sc_dev; uint32_t sc_debug; int sc_attached; struct mtx sc_mtx; struct mbufq sc_snd; struct ieee80211com sc_ic; struct ieee80211_ratectl_tx_status sc_txs; int sc_flags; #define IWM_FLAG_USE_ICT (1 << 0) #define IWM_FLAG_HW_INITED (1 << 1) #define IWM_FLAG_STOPPED (1 << 2) #define IWM_FLAG_RFKILL (1 << 3) #define IWM_FLAG_BUSY (1 << 4) #define IWM_FLAG_SCANNING (1 << 5) struct intr_config_hook sc_preinit_hook; struct callout sc_watchdog_to; struct callout sc_led_blink_to; struct task init_task; struct resource *sc_irq; struct resource *sc_mem; bus_space_tag_t sc_st; bus_space_handle_t sc_sh; bus_size_t sc_sz; bus_dma_tag_t sc_dmat; void *sc_ih; /* TX scheduler rings. */ struct iwm_dma_info sched_dma; uint32_t sched_base; /* TX/RX rings. */ struct iwm_tx_ring txq[IWM_MVM_MAX_QUEUES]; struct iwm_rx_ring rxq; int qfullmsk; int sc_sf_state; /* ICT table. */ struct iwm_dma_info ict_dma; int ict_cur; int sc_hw_rev; int sc_hw_id; struct iwm_dma_info kw_dma; struct iwm_dma_info fw_dma; int sc_fw_chunk_done; int sc_init_complete; struct iwm_ucode_status sc_uc; enum iwm_ucode_type sc_uc_current; char sc_fwver[32]; int sc_capaflags; int sc_capa_max_probe_len; int sc_capa_n_scan_channels; uint32_t sc_ucode_api; uint8_t sc_enabled_capa[howmany(IWM_NUM_UCODE_TLV_CAPA, NBBY)]; char sc_fw_mcc[3]; int sc_intmask; /* * So why do we need a separate stopped flag and a generation? * the former protects the device from issuing commands when it's * stopped (duh). The latter protects against race from a very * fast stop/unstop cycle where threads waiting for responses do * not have a chance to run in between. Notably: we want to stop * the device from interrupt context when it craps out, so we * don't have the luxury of waiting for quiescense. */ int sc_generation; bus_size_t sc_fwdmasegsz; struct iwm_fw_info sc_fw; int sc_fw_phy_config; struct iwm_tlv_calib_ctrl sc_default_calib[IWM_UCODE_TYPE_MAX]; const struct iwm_cfg *cfg; struct iwm_nvm_data *nvm_data; struct iwm_phy_db *sc_phy_db; struct iwm_bf_data sc_bf; int sc_tx_timer; int sc_scan_last_antenna; int sc_fixed_ridx; int sc_staid; int sc_nodecolor; uint8_t sc_cmd_resp[IWM_CMD_RESP_MAX]; int sc_wantresp; struct task sc_es_task; struct iwm_rx_phy_info sc_last_phy_info; int sc_ampdu_ref; struct iwm_int_sta sc_aux_sta; /* phy contexts. we only use the first one */ struct iwm_mvm_phy_ctxt sc_phyctxt[IWM_NUM_PHY_CTX]; struct iwm_notif_statistics sc_stats; int sc_noise; caddr_t sc_drvbpf; struct iwm_rx_radiotap_header sc_rxtap; struct iwm_tx_radiotap_header sc_txtap; int sc_max_rssi; }; #define IWM_LOCK_INIT(_sc) \ mtx_init(&(_sc)->sc_mtx, device_get_nameunit((_sc)->sc_dev), \ MTX_NETWORK_LOCK, MTX_DEF); #define IWM_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) #define IWM_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx) #define IWM_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_mtx)