/* $OpenBSD: if_iwm.c,v 1.39 2015/03/23 00:35:19 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. */ #ifndef __IF_IWM_UTIL_H__ #define __IF_IWM_UTIL_H__ extern int iwm_send_cmd(struct iwm_softc *sc, struct iwm_host_cmd *hcmd); extern int iwm_send_cmd_pdu(struct iwm_softc *sc, uint32_t id, uint32_t flags, uint16_t len, const void *data); extern int iwm_send_cmd_status(struct iwm_softc *sc, struct iwm_host_cmd *cmd, uint32_t *status); extern int iwm_send_cmd_pdu_status(struct iwm_softc *sc, uint32_t id, uint16_t len, const void *data, uint32_t *status); extern void iwm_free_resp(struct iwm_softc *sc, struct iwm_host_cmd *hcmd); extern int iwm_dma_contig_alloc(bus_dma_tag_t tag, struct iwm_dma_info *dma, bus_size_t size, bus_size_t alignment); extern void iwm_dma_contig_free(struct iwm_dma_info *); extern int iwm_send_lq_cmd(struct iwm_softc *sc, struct iwm_lq_cmd *lq, boolean_t init); extern boolean_t iwm_rx_diversity_allowed(struct iwm_softc *sc); extern uint8_t iwm_ridx2rate(struct ieee80211_rateset *rs, int ridx); extern int iwm_enable_txq(struct iwm_softc *sc, int sta_id, int qid, int fifo); extern int iwm_flush_tx_path(struct iwm_softc *sc, uint32_t tfd_msk, uint32_t flags); static inline uint8_t iwm_get_valid_tx_ant(struct iwm_softc *sc) { return sc->nvm_data && sc->nvm_data->valid_tx_ant ? sc->sc_fw.valid_tx_ant & sc->nvm_data->valid_tx_ant : sc->sc_fw.valid_tx_ant; } static inline uint8_t iwm_get_valid_rx_ant(struct iwm_softc *sc) { return sc->nvm_data && sc->nvm_data->valid_rx_ant ? sc->sc_fw.valid_rx_ant & sc->nvm_data->valid_rx_ant : sc->sc_fw.valid_rx_ant; } static inline uint32_t iwm_get_phy_config(struct iwm_softc *sc) { uint32_t phy_config = ~(IWM_FW_PHY_CFG_TX_CHAIN | IWM_FW_PHY_CFG_RX_CHAIN); uint32_t valid_rx_ant = iwm_get_valid_rx_ant(sc); uint32_t valid_tx_ant = iwm_get_valid_tx_ant(sc); phy_config |= valid_tx_ant << IWM_FW_PHY_CFG_TX_CHAIN_POS | valid_rx_ant << IWM_FW_PHY_CFG_RX_CHAIN_POS; return sc->sc_fw.phy_config & phy_config; } #endif /* __IF_IWM_UTIL_H__ */