freebsd-skq/sys/dev/iwm/if_iwm_util.h
Adrian Chadd b28a6ab3bd [iwm] Move iwm_dma_contig_alloc/_free functions to if_iwm_util.c.
Obtained from:	dragonflybsd.git 83a1185edeede081051a6c00417d4c5a8f5988eb
2017-02-22 05:11:24 +00:00

154 lines
6.3 KiB
C

/* $OpenBSD: if_iwm.c,v 1.39 2015/03/23 00:35:19 jsg Exp $ */
/* $FreeBSD$ */
/*
* Copyright (c) 2014 genua mbh <info@genua.de>
* 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 <ilw@linux.intel.com>
* 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 <damien.bergamini@free.fr>
*
* 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_mvm_send_cmd_pdu(struct iwm_softc *sc, uint8_t id,
uint32_t flags, uint16_t len, const void *data);
extern int iwm_mvm_send_cmd_status(struct iwm_softc *sc,
struct iwm_host_cmd *cmd, uint32_t *status);
extern int iwm_mvm_send_cmd_pdu_status(struct iwm_softc *sc, uint8_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 *);
static inline uint8_t
iwm_mvm_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_mvm_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_mvm_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_mvm_get_valid_rx_ant(sc);
uint32_t valid_tx_ant = iwm_mvm_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__ */