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/******************************************************************************
*
* 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) 2008 - 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.
*****************************************************************************/
#ifndef __iwl_fw_h__
#define __iwl_fw_h__
#include <linux/types.h>
#include <net/mac80211.h>
/**
* enum iwl_ucode_tlv_flag - ucode API flags
* @IWL_UCODE_TLV_FLAGS_PAN: This is PAN capable microcode; this previously
* was a separate TLV but moved here to save space.
* @IWL_UCODE_TLV_FLAGS_NEWSCAN: new uCode scan behaviour on hidden SSID,
* treats good CRC threshold as a boolean
* @IWL_UCODE_TLV_FLAGS_MFP: This uCode image supports MFP (802.11w).
* @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P.
* @IWL_UCODE_TLV_FLAGS_DW_BC_TABLE: The SCD byte count table is in DWORDS
*/
enum iwl_ucode_tlv_flag {
IWL_UCODE_TLV_FLAGS_PAN = BIT(0),
IWL_UCODE_TLV_FLAGS_NEWSCAN = BIT(1),
IWL_UCODE_TLV_FLAGS_MFP = BIT(2),
IWL_UCODE_TLV_FLAGS_P2P = BIT(3),
IWL_UCODE_TLV_FLAGS_DW_BC_TABLE = BIT(4),
};
/* The default calibrate table size if not specified by firmware file */
#define IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE 18
#define IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE 19
#define IWL_MAX_PHY_CALIBRATE_TBL_SIZE 253
/**
* enum iwl_ucode_type
*
* The type of ucode.
*
* @IWL_UCODE_REGULAR: Normal runtime ucode
* @IWL_UCODE_INIT: Initial ucode
* @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
*/
enum iwl_ucode_type {
IWL_UCODE_REGULAR,
IWL_UCODE_INIT,
IWL_UCODE_WOWLAN,
IWL_UCODE_TYPE_MAX,
};
/*
* enumeration of ucode section.
* This enumeration is used directly for older firmware (before 16.0).
* For new firmware, there can be up to 4 sections (see below) but the
* first one packaged into the firmware file is the DATA section and
* some debugging code accesses that.
*/
enum iwl_ucode_sec {
IWL_UCODE_SECTION_DATA,
IWL_UCODE_SECTION_INST,
};
/*
* For 16.0 uCode and above, there is no differentiation between sections,
* just an offset to the HW address.
*/
#define IWL_UCODE_SECTION_MAX 4
struct iwl_ucode_capabilities {
u32 max_probe_length;
u32 standard_phy_calibration_size;
u32 flags;
};
/* one for each uCode image (inst/data, init/runtime/wowlan) */
struct fw_desc {
const void *data; /* vmalloc'ed data */
u32 len; /* size in bytes */
u32 offset; /* offset in the device */
};
struct fw_img {
struct fw_desc sec[IWL_UCODE_SECTION_MAX];
};
/* uCode version contains 4 values: Major/Minor/API/Serial */
#define IWL_UCODE_MAJOR(ver) (((ver) & 0xFF000000) >> 24)
#define IWL_UCODE_MINOR(ver) (((ver) & 0x00FF0000) >> 16)
#define IWL_UCODE_API(ver) (((ver) & 0x0000FF00) >> 8)
#define IWL_UCODE_SERIAL(ver) ((ver) & 0x000000FF)
/*
* Calibration control struct.
* Sent as part of the phy configuration command.
* @flow_trigger: bitmap for which calibrations to perform according to
* flow triggers.
* @event_trigger: bitmap for which calibrations to perform according to
* event triggers.
*/
struct iwl_tlv_calib_ctrl {
__le32 flow_trigger;
__le32 event_trigger;
} __packed;
enum iwl_fw_phy_cfg {
FW_PHY_CFG_RADIO_TYPE_POS = 0,
FW_PHY_CFG_RADIO_TYPE = 0x3 << FW_PHY_CFG_RADIO_TYPE_POS,
FW_PHY_CFG_RADIO_STEP_POS = 2,
FW_PHY_CFG_RADIO_STEP = 0x3 << FW_PHY_CFG_RADIO_STEP_POS,
FW_PHY_CFG_RADIO_DASH_POS = 4,
FW_PHY_CFG_RADIO_DASH = 0x3 << FW_PHY_CFG_RADIO_DASH_POS,
FW_PHY_CFG_TX_CHAIN_POS = 16,
FW_PHY_CFG_TX_CHAIN = 0xf << FW_PHY_CFG_TX_CHAIN_POS,
FW_PHY_CFG_RX_CHAIN_POS = 20,
FW_PHY_CFG_RX_CHAIN = 0xf << FW_PHY_CFG_RX_CHAIN_POS,
};
/**
* struct iwl_fw - variables associated with the firmware
*
* @ucode_ver: ucode version from the ucode file
* @fw_version: firmware version string
* @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
* @ucode_capa: capabilities parsed from the ucode file.
* @enhance_sensitivity_table: device can do enhanced sensitivity.
* @init_evtlog_ptr: event log offset for init ucode.
* @init_evtlog_size: event log size for init ucode.
* @init_errlog_ptr: error log offfset for init ucode.
* @inst_evtlog_ptr: event log offset for runtime ucode.
* @inst_evtlog_size: event log size for runtime ucode.
* @inst_errlog_ptr: error log offfset for runtime ucode.
* @mvm_fw: indicates this is MVM firmware
*/
struct iwl_fw {
u32 ucode_ver;
char fw_version[ETHTOOL_FWVERS_LEN];
/* ucode images */
struct fw_img img[IWL_UCODE_TYPE_MAX];
struct iwl_ucode_capabilities ucode_capa;
bool enhance_sensitivity_table;
u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
u32 phy_config;
bool mvm_fw;
};
static inline u8 iwl_fw_valid_tx_ant(const struct iwl_fw *fw)
{
return (fw->phy_config & FW_PHY_CFG_TX_CHAIN) >>
FW_PHY_CFG_TX_CHAIN_POS;
}
static inline u8 iwl_fw_valid_rx_ant(const struct iwl_fw *fw)
{
return (fw->phy_config & FW_PHY_CFG_RX_CHAIN) >>
FW_PHY_CFG_RX_CHAIN_POS;
}
#endif /* __iwl_fw_h__ */
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