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

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  62
  63 #ifndef __iwl_fw_h__
  64 #define __iwl_fw_h__
  65 #include <linux/types.h>
  66 #include <net/mac80211.h>
  67
  68 /**
  69  * enum iwl_ucode_tlv_flag - ucode API flags
  70  * @IWL_UCODE_TLV_FLAGS_PAN: This is PAN capable microcode; this previously
  71  *      was a separate TLV but moved here to save space.
  72  * @IWL_UCODE_TLV_FLAGS_NEWSCAN: new uCode scan behaviour on hidden SSID,
  73  *      treats good CRC threshold as a boolean
  74  * @IWL_UCODE_TLV_FLAGS_MFP: This uCode image supports MFP (802.11w).
  75  * @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P.
  76  * @IWL_UCODE_TLV_FLAGS_DW_BC_TABLE: The SCD byte count table is in DWORDS
  77  * @IWL_UCODE_TLV_FLAGS_UAPSD: This uCode image supports uAPSD
  78  * @IWL_UCODE_TLV_FLAGS_RX_ENERGY_API: supports rx signal strength api
  79  * @IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2: using the new time event API.
  80  * @IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS: D3 image supports up to six
  81  *      (rather than two) IPv6 addresses
  82  * @IWL_UCODE_TLV_FLAGS_BF_UPDATED: new beacon filtering API
  83  */
  84 enum iwl_ucode_tlv_flag {
  85         IWL_UCODE_TLV_FLAGS_PAN                 = BIT(0),
  86         IWL_UCODE_TLV_FLAGS_NEWSCAN             = BIT(1),
  87         IWL_UCODE_TLV_FLAGS_MFP                 = BIT(2),
  88         IWL_UCODE_TLV_FLAGS_P2P                 = BIT(3),
  89         IWL_UCODE_TLV_FLAGS_DW_BC_TABLE         = BIT(4),
  90         IWL_UCODE_TLV_FLAGS_UAPSD               = BIT(6),
  91         IWL_UCODE_TLV_FLAGS_RX_ENERGY_API       = BIT(8),
  92         IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2   = BIT(9),
  93         IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS     = BIT(10),
  94         IWL_UCODE_TLV_FLAGS_BF_UPDATED          = BIT(11),
  95 };
  96
  97 /* The default calibrate table size if not specified by firmware file */
  98 #define IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE     18
  99 #define IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE         19
 100 #define IWL_MAX_PHY_CALIBRATE_TBL_SIZE                  253
 101
 102 /* The default max probe length if not specified by the firmware file */
 103 #define IWL_DEFAULT_MAX_PROBE_LENGTH    200
 104
 105 /**
 106  * enum iwl_ucode_type
 107  *
 108  * The type of ucode.
 109  *
 110  * @IWL_UCODE_REGULAR: Normal runtime ucode
 111  * @IWL_UCODE_INIT: Initial ucode
 112  * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
 113  */
 114 enum iwl_ucode_type {
 115         IWL_UCODE_REGULAR,
 116         IWL_UCODE_INIT,
 117         IWL_UCODE_WOWLAN,
 118         IWL_UCODE_TYPE_MAX,
 119 };
 120
 121 /*
 122  * enumeration of ucode section.
 123  * This enumeration is used directly for older firmware (before 16.0).
 124  * For new firmware, there can be up to 4 sections (see below) but the
 125  * first one packaged into the firmware file is the DATA section and
 126  * some debugging code accesses that.
 127  */
 128 enum iwl_ucode_sec {
 129         IWL_UCODE_SECTION_DATA,
 130         IWL_UCODE_SECTION_INST,
 131 };
 132 /*
 133  * For 16.0 uCode and above, there is no differentiation between sections,
 134  * just an offset to the HW address.
 135  */
 136 #define IWL_UCODE_SECTION_MAX 4
 137
 138 struct iwl_ucode_capabilities {
 139         u32 max_probe_length;
 140         u32 standard_phy_calibration_size;
 141         u32 flags;
 142 };
 143
 144 /* one for each uCode image (inst/data, init/runtime/wowlan) */
 145 struct fw_desc {
 146         const void *data;       /* vmalloc'ed data */
 147         u32 len;                /* size in bytes */
 148         u32 offset;             /* offset in the device */
 149 };
 150
 151 struct fw_img {
 152         struct fw_desc sec[IWL_UCODE_SECTION_MAX];
 153 };
 154
 155 /* uCode version contains 4 values: Major/Minor/API/Serial */
 156 #define IWL_UCODE_MAJOR(ver)    (((ver) & 0xFF000000) >> 24)
 157 #define IWL_UCODE_MINOR(ver)    (((ver) & 0x00FF0000) >> 16)
 158 #define IWL_UCODE_API(ver)      (((ver) & 0x0000FF00) >> 8)
 159 #define IWL_UCODE_SERIAL(ver)   ((ver) & 0x000000FF)
 160
 161 /*
 162  * Calibration control struct.
 163  * Sent as part of the phy configuration command.
 164  * @flow_trigger: bitmap for which calibrations to perform according to
 165  *              flow triggers.
 166  * @event_trigger: bitmap for which calibrations to perform according to
 167  *              event triggers.
 168  */
 169 struct iwl_tlv_calib_ctrl {
 170         __le32 flow_trigger;
 171         __le32 event_trigger;
 172 } __packed;
 173
 174 enum iwl_fw_phy_cfg {
 175         FW_PHY_CFG_RADIO_TYPE_POS = 0,
 176         FW_PHY_CFG_RADIO_TYPE = 0x3 << FW_PHY_CFG_RADIO_TYPE_POS,
 177         FW_PHY_CFG_RADIO_STEP_POS = 2,
 178         FW_PHY_CFG_RADIO_STEP = 0x3 << FW_PHY_CFG_RADIO_STEP_POS,
 179         FW_PHY_CFG_RADIO_DASH_POS = 4,
 180         FW_PHY_CFG_RADIO_DASH = 0x3 << FW_PHY_CFG_RADIO_DASH_POS,
 181         FW_PHY_CFG_TX_CHAIN_POS = 16,
 182         FW_PHY_CFG_TX_CHAIN = 0xf << FW_PHY_CFG_TX_CHAIN_POS,
 183         FW_PHY_CFG_RX_CHAIN_POS = 20,
 184         FW_PHY_CFG_RX_CHAIN = 0xf << FW_PHY_CFG_RX_CHAIN_POS,
 185 };
 186
 187 /**
 188  * struct iwl_fw - variables associated with the firmware
 189  *
 190  * @ucode_ver: ucode version from the ucode file
 191  * @fw_version: firmware version string
 192  * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
 193  * @ucode_capa: capabilities parsed from the ucode file.
 194  * @enhance_sensitivity_table: device can do enhanced sensitivity.
 195  * @init_evtlog_ptr: event log offset for init ucode.
 196  * @init_evtlog_size: event log size for init ucode.
 197  * @init_errlog_ptr: error log offfset for init ucode.
 198  * @inst_evtlog_ptr: event log offset for runtime ucode.
 199  * @inst_evtlog_size: event log size for runtime ucode.
 200  * @inst_errlog_ptr: error log offfset for runtime ucode.
 201  * @mvm_fw: indicates this is MVM firmware
 202  */
 203 struct iwl_fw {
 204         u32 ucode_ver;
 205
 206         char fw_version[ETHTOOL_FWVERS_LEN];
 207
 208         /* ucode images */
 209         struct fw_img img[IWL_UCODE_TYPE_MAX];
 210
 211         struct iwl_ucode_capabilities ucode_capa;
 212         bool enhance_sensitivity_table;
 213
 214         u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
 215         u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
 216
 217         struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
 218         u32 phy_config;
 219
 220         bool mvm_fw;
 221 };
 222
 223 static inline u8 iwl_fw_valid_tx_ant(const struct iwl_fw *fw)
 224 {
 225         return (fw->phy_config & FW_PHY_CFG_TX_CHAIN) >>
 226                 FW_PHY_CFG_TX_CHAIN_POS;
 227 }
 228
 229 static inline u8 iwl_fw_valid_rx_ant(const struct iwl_fw *fw)
 230 {
 231         return (fw->phy_config & FW_PHY_CFG_RX_CHAIN) >>
 232                 FW_PHY_CFG_RX_CHAIN_POS;
 233 }
 234
 235 #endif  /* __iwl_fw_h__ */