drivers/net/wireless/iwlwifi/iwl-fw.h

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   8  * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
   9  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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  29  *  Intel Linux Wireless <ilw@linux.intel.com>
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  32  * BSD LICENSE
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  63  *****************************************************************************/
  64
  65 #ifndef __iwl_fw_h__
  66 #define __iwl_fw_h__
  67 #include <linux/types.h>
  68 #include <net/mac80211.h>
  69
  70 #include "iwl-fw-file.h"
  71 #include "iwl-fw-error-dump.h"
  72
  73 /**
  74  * enum iwl_ucode_type
  75  *
  76  * The type of ucode.
  77  *
  78  * @IWL_UCODE_REGULAR: Normal runtime ucode
  79  * @IWL_UCODE_INIT: Initial ucode
  80  * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
  81  * @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image
  82  */
  83 enum iwl_ucode_type {
  84         IWL_UCODE_REGULAR,
  85         IWL_UCODE_INIT,
  86         IWL_UCODE_WOWLAN,
  87         IWL_UCODE_REGULAR_USNIFFER,
  88         IWL_UCODE_TYPE_MAX,
  89 };
  90
  91 /*
  92  * enumeration of ucode section.
  93  * This enumeration is used directly for older firmware (before 16.0).
  94  * For new firmware, there can be up to 4 sections (see below) but the
  95  * first one packaged into the firmware file is the DATA section and
  96  * some debugging code accesses that.
  97  */
  98 enum iwl_ucode_sec {
  99         IWL_UCODE_SECTION_DATA,
 100         IWL_UCODE_SECTION_INST,
 101 };
 102
 103 struct iwl_ucode_capabilities {
 104         u32 max_probe_length;
 105         u32 n_scan_channels;
 106         u32 standard_phy_calibration_size;
 107         u32 flags;
 108         u32 api[IWL_API_ARRAY_SIZE];
 109         u32 capa[IWL_CAPABILITIES_ARRAY_SIZE];
 110 };
 111
 112 /* one for each uCode image (inst/data, init/runtime/wowlan) */
 113 struct fw_desc {
 114         const void *data;       /* vmalloc'ed data */
 115         u32 len;                /* size in bytes */
 116         u32 offset;             /* offset in the device */
 117 };
 118
 119 struct fw_img {
 120         struct fw_desc sec[IWL_UCODE_SECTION_MAX];
 121         bool is_dual_cpus;
 122 };
 123
 124 struct iwl_sf_region {
 125         u32 addr;
 126         u32 size;
 127 };
 128
 129 /**
 130  * struct iwl_fw_cscheme_list - a cipher scheme list
 131  * @size: a number of entries
 132  * @cs: cipher scheme entries
 133  */
 134 struct iwl_fw_cscheme_list {
 135         u8 size;
 136         struct iwl_fw_cipher_scheme cs[];
 137 } __packed;
 138
 139 /**
 140  * struct iwl_fw - variables associated with the firmware
 141  *
 142  * @ucode_ver: ucode version from the ucode file
 143  * @fw_version: firmware version string
 144  * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
 145  * @ucode_capa: capabilities parsed from the ucode file.
 146  * @enhance_sensitivity_table: device can do enhanced sensitivity.
 147  * @init_evtlog_ptr: event log offset for init ucode.
 148  * @init_evtlog_size: event log size for init ucode.
 149  * @init_errlog_ptr: error log offfset for init ucode.
 150  * @inst_evtlog_ptr: event log offset for runtime ucode.
 151  * @inst_evtlog_size: event log size for runtime ucode.
 152  * @inst_errlog_ptr: error log offfset for runtime ucode.
 153  * @mvm_fw: indicates this is MVM firmware
 154  * @cipher_scheme: optional external cipher scheme.
 155  * @human_readable: human readable version
 156  * @sdio_adma_addr: the default address to set for the ADMA in SDIO mode until
 157  *      we get the ALIVE from the uCode
 158  * @dbg_dest_tlv: points to the destination TLV for debug
 159  * @dbg_conf_tlv: array of pointers to configuration TLVs for debug
 160  * @dbg_conf_tlv_len: lengths of the @dbg_conf_tlv entries
 161  * @dbg_trigger_tlv: array of pointers to triggers TLVs
 162  * @dbg_trigger_tlv_len: lengths of the @dbg_trigger_tlv entries
 163  * @dbg_dest_reg_num: num of reg_ops in %dbg_dest_tlv
 164  */
 165 struct iwl_fw {
 166         u32 ucode_ver;
 167
 168         char fw_version[ETHTOOL_FWVERS_LEN];
 169
 170         /* ucode images */
 171         struct fw_img img[IWL_UCODE_TYPE_MAX];
 172
 173         struct iwl_ucode_capabilities ucode_capa;
 174         bool enhance_sensitivity_table;
 175
 176         u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
 177         u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
 178
 179         struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
 180         u32 phy_config;
 181         u8 valid_tx_ant;
 182         u8 valid_rx_ant;
 183
 184         bool mvm_fw;
 185
 186         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
 187         u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
 188
 189         u32 sdio_adma_addr;
 190
 191         struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv;
 192         struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX];
 193         size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX];
 194         struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX];
 195         size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX];
 196         u8 dbg_dest_reg_num;
 197 };
 198
 199 static inline const char *get_fw_dbg_mode_string(int mode)
 200 {
 201         switch (mode) {
 202         case SMEM_MODE:
 203                 return "SMEM";
 204         case EXTERNAL_MODE:
 205                 return "EXTERNAL_DRAM";
 206         case MARBH_MODE:
 207                 return "MARBH";
 208         default:
 209                 return "UNKNOWN";
 210         }
 211 }
 212
 213 static inline bool
 214 iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id)
 215 {
 216         const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg_conf_tlv[id];
 217
 218         if (!conf_tlv)
 219                 return false;
 220
 221         return conf_tlv->usniffer;
 222 }
 223
 224 #define iwl_fw_dbg_trigger_enabled(fw, id) ({                   \
 225         void *__dbg_trigger = (fw)->dbg_trigger_tlv[(id)];      \
 226         unlikely(__dbg_trigger);                                \
 227 })
 228
 229 static inline struct iwl_fw_dbg_trigger_tlv*
 230 iwl_fw_dbg_get_trigger(const struct iwl_fw *fw, u8 id)
 231 {
 232         if (WARN_ON(id >= ARRAY_SIZE(fw->dbg_trigger_tlv)))
 233                 return NULL;
 234
 235         return fw->dbg_trigger_tlv[id];
 236 }
 237
 238 #endif  /* __iwl_fw_h__ */