/* $OpenBSD: if_iwmvar.h,v 1.16 2016/01/25 11:27:11 stsp Exp $ */ /* * 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; uint8_t wt_hwqueue; } __packed; #define IWM_TX_RADIOTAP_PRESENT \ ((1 << IEEE80211_RADIOTAP_FLAGS) | \ (1 << IEEE80211_RADIOTAP_RATE) | \ (1 << IEEE80211_RADIOTAP_CHANNEL) | \ (1 << IEEE80211_RADIOTAP_HWQUEUE)) #define IWM_UCODE_SECT_MAX 6 #define IWM_FWDMASEGSZ (192*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_INIT, IWM_UCODE_TYPE_REGULAR, IWM_UCODE_TYPE_WOW, IWM_UCODE_TYPE_MAX }; struct iwm_fw_info { void *fw_rawdata; size_t fw_rawsize; int fw_status; struct iwm_fw_sects { struct iwm_fw_onesect { void *fws_data; uint32_t fws_len; uint32_t fws_devoff; } fw_sect[IWM_UCODE_SECT_MAX]; size_t fw_totlen; int fw_count; } fw_sects[IWM_UCODE_TYPE_MAX]; }; struct iwm_nvm_data { int n_hw_addrs; uint8_t hw_addr[ETHER_ADDR_LEN]; uint8_t calib_version; uint16_t calib_voltage; uint16_t raw_temperature; uint16_t kelvin_temperature; uint16_t kelvin_voltage; uint16_t xtal_calib[2]; 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; int sku_cap_mimo_disable; 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; uint16_t nvm_version; uint8_t max_tx_pwr_half_dbm; }; /* 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; uint16_t len[IWM_MAX_CMD_TBS_PER_TFD]; uint8_t dataflags[IWM_MAX_CMD_TBS_PER_TFD]; uint8_t id; }; /* * DMA glue is from iwn */ 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; 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 struct iwm_softc; struct iwm_rbuf { struct iwm_softc *sc; void *vaddr; bus_addr_t paddr; }; struct iwm_rx_data { struct mbuf *m; bus_dmamap_t map; int wantresp; }; 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]; int cur; }; #define IWM_FLAG_USE_ICT 0x01 #define IWM_FLAG_HW_INITED 0x02 #define IWM_FLAG_STOPPED 0x04 #define IWM_FLAG_RFKILL 0x08 #define IWM_FLAG_BUSY 0x10 struct iwm_ucode_status { uint32_t uc_error_event_table; uint32_t uc_log_event_table; int uc_ok; int uc_intr; }; /* sc_wantresp */ #define IWM_CMD_RESP_IDLE -1 #define IWM_CMD_RESP_MAX PAGE_SIZE #define IWM_OTP_LOW_IMAGE_SIZE 2048 #define IWM_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS 1000 #define IWM_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS 400 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), }; #define IWM_NUM_PAPD_CH_GROUPS 4 #define IWM_NUM_TXP_CH_GROUPS 9 struct iwm_phy_db_entry { uint16_t size; uint8_t *data; }; struct iwm_phy_db { struct iwm_phy_db_entry cfg; struct iwm_phy_db_entry calib_nch; struct iwm_phy_db_entry calib_ch_group_papd[IWM_NUM_PAPD_CH_GROUPS]; struct iwm_phy_db_entry calib_ch_group_txp[IWM_NUM_TXP_CH_GROUPS]; }; 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_softc { struct device sc_dev; struct ieee80211com sc_ic; int (*sc_newstate)(struct ieee80211com *, enum ieee80211_state, int); int sc_newstate_pending; struct ieee80211_amrr sc_amrr; struct timeout sc_calib_to; struct timeout sc_led_blink_to; struct task init_task; struct task newstate_task; struct task setrates_task; enum ieee80211_state ns_nstate; int ns_arg; /* Task for firmware BlockAck setup/teardown and its arguments. */ struct task ba_task; int ba_start; int ba_tid; uint16_t ba_ssn; /* Task for HT protection updates. */ struct task htprot_task; bus_space_tag_t sc_st; bus_space_handle_t sc_sh; bus_size_t sc_sz; bus_dma_tag_t sc_dmat; pci_chipset_tag_t sc_pct; pcitag_t sc_pcitag; const 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; int sc_fwver; int sc_capaflags; int sc_capa_max_probe_len; int sc_intmask; int sc_flags; /* * So why do we need a separate stopped flag and a generation? * the former protects the device from issueing 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; int sc_cap_off; /* PCIe caps */ const char *sc_fwname; 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]; struct iwm_nvm_data sc_nvm; struct iwm_phy_db sc_phy_db; struct iwm_bf_data sc_bf; int sc_tx_timer; int sc_rx_ba_sessions; struct iwm_scan_cmd *sc_scan_cmd; size_t sc_scan_cmd_len; int sc_scan_last_antenna; int sc_scanband; int sc_fixed_ridx; int sc_staid; int sc_nodecolor; uint8_t sc_cmd_resp[IWM_CMD_RESP_MAX]; int sc_wantresp; struct taskq *sc_nswq, *sc_eswq; struct task sc_eswk; 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; int host_interrupt_operation_mode; #if NBPFILTER > 0 caddr_t sc_drvbpf; union { struct iwm_rx_radiotap_header th; uint8_t pad[IEEE80211_RADIOTAP_HDRLEN]; } sc_rxtapu; #define sc_rxtap sc_rxtapu.th int sc_rxtap_len; union { struct iwm_tx_radiotap_header th; uint8_t pad[IEEE80211_RADIOTAP_HDRLEN]; } sc_txtapu; #define sc_txtap sc_txtapu.th int sc_txtap_len; #endif }; struct iwm_node { struct ieee80211_node in_ni; struct iwm_mvm_phy_ctxt *in_phyctxt; uint16_t in_id; uint16_t in_color; int in_tsfid; /* status "bits" */ int in_assoc; struct iwm_lq_cmd in_lq; struct ieee80211_amrr_node in_amn; }; #define IWM_STATION_ID 0 #define IWM_ICT_SIZE 4096 #define IWM_ICT_COUNT (IWM_ICT_SIZE / sizeof (uint32_t)) #define IWM_ICT_PADDR_SHIFT 12