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_SHORT_BL: 16 entries of black list instead of 64 in scan
  79  *      offload profile config command.
  80  * @IWL_UCODE_TLV_FLAGS_RX_ENERGY_API: supports rx signal strength api
  81  * @IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2: using the new time event API.
  82  * @IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS: D3 image supports up to six
  83  *      (rather than two) IPv6 addresses
  84  * @IWL_UCODE_TLV_FLAGS_BF_UPDATED: new beacon filtering API
  85  * @IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID: not sending a probe with the SSID element
  86  *      from the probe request template.
  87  * @IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API: modified D3 API to allow keeping
  88  *      connection when going back to D0
  89  * @IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL: new NS offload (small version)
  90  * @IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE: new NS offload (large version)
  91  * @IWL_UCODE_TLV_FLAGS_SCHED_SCAN: this uCode image supports scheduled scan.
  92  * @IWL_UCODE_TLV_FLAGS_STA_KEY_CMD: new ADD_STA and ADD_STA_KEY command API
  93  * @IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD: support device wide power command
  94  *      containing CAM (Continuous Active Mode) indication.
  95  * @IWL_UCODE_TLV_FLAGS_P2P_PS: P2P client power save is supported (only on a
  96  *      single bound interface).
  97  * @IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD: P2P client supports uAPSD power save
  98  */
  99 enum iwl_ucode_tlv_flag {
 100         IWL_UCODE_TLV_FLAGS_PAN                 = BIT(0),
 101         IWL_UCODE_TLV_FLAGS_NEWSCAN             = BIT(1),
 102         IWL_UCODE_TLV_FLAGS_MFP                 = BIT(2),
 103         IWL_UCODE_TLV_FLAGS_P2P                 = BIT(3),
 104         IWL_UCODE_TLV_FLAGS_DW_BC_TABLE         = BIT(4),
 105         IWL_UCODE_TLV_FLAGS_NEWBT_COEX          = BIT(5),
 106         IWL_UCODE_TLV_FLAGS_PM_CMD_SUPPORT      = BIT(6),
 107         IWL_UCODE_TLV_FLAGS_SHORT_BL            = BIT(7),
 108         IWL_UCODE_TLV_FLAGS_RX_ENERGY_API       = BIT(8),
 109         IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2   = BIT(9),
 110         IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS     = BIT(10),
 111         IWL_UCODE_TLV_FLAGS_BF_UPDATED          = BIT(11),
 112         IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID       = BIT(12),
 113         IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API   = BIT(14),
 114         IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL    = BIT(15),
 115         IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE    = BIT(16),
 116         IWL_UCODE_TLV_FLAGS_SCHED_SCAN          = BIT(17),
 117         IWL_UCODE_TLV_FLAGS_STA_KEY_CMD         = BIT(19),
 118         IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD       = BIT(20),
 119         IWL_UCODE_TLV_FLAGS_P2P_PS              = BIT(21),
 120         IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT       = BIT(24),
 121         IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD        = BIT(26),
 122 };
 123
 124 /* The default calibrate table size if not specified by firmware file */
 125 #define IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE     18
 126 #define IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE         19
 127 #define IWL_MAX_PHY_CALIBRATE_TBL_SIZE                  253
 128
 129 /* The default max probe length if not specified by the firmware file */
 130 #define IWL_DEFAULT_MAX_PROBE_LENGTH    200
 131
 132 /**
 133  * enum iwl_ucode_type
 134  *
 135  * The type of ucode.
 136  *
 137  * @IWL_UCODE_REGULAR: Normal runtime ucode
 138  * @IWL_UCODE_INIT: Initial ucode
 139  * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
 140  */
 141 enum iwl_ucode_type {
 142         IWL_UCODE_REGULAR,
 143         IWL_UCODE_INIT,
 144         IWL_UCODE_WOWLAN,
 145         IWL_UCODE_TYPE_MAX,
 146 };
 147
 148 /*
 149  * enumeration of ucode section.
 150  * This enumeration is used directly for older firmware (before 16.0).
 151  * For new firmware, there can be up to 4 sections (see below) but the
 152  * first one packaged into the firmware file is the DATA section and
 153  * some debugging code accesses that.
 154  */
 155 enum iwl_ucode_sec {
 156         IWL_UCODE_SECTION_DATA,
 157         IWL_UCODE_SECTION_INST,
 158 };
 159 /*
 160  * For 16.0 uCode and above, there is no differentiation between sections,
 161  * just an offset to the HW address.
 162  */
 163 #define IWL_UCODE_SECTION_MAX 6
 164 #define IWL_UCODE_FIRST_SECTION_OF_SECOND_CPU   (IWL_UCODE_SECTION_MAX/2)
 165
 166 struct iwl_ucode_capabilities {
 167         u32 max_probe_length;
 168         u32 standard_phy_calibration_size;
 169         u32 flags;
 170 };
 171
 172 /* one for each uCode image (inst/data, init/runtime/wowlan) */
 173 struct fw_desc {
 174         const void *data;       /* vmalloc'ed data */
 175         u32 len;                /* size in bytes */
 176         u32 offset;             /* offset in the device */
 177 };
 178
 179 struct fw_img {
 180         struct fw_desc sec[IWL_UCODE_SECTION_MAX];
 181         bool is_secure;
 182         bool is_dual_cpus;
 183 };
 184
 185 /* uCode version contains 4 values: Major/Minor/API/Serial */
 186 #define IWL_UCODE_MAJOR(ver)    (((ver) & 0xFF000000) >> 24)
 187 #define IWL_UCODE_MINOR(ver)    (((ver) & 0x00FF0000) >> 16)
 188 #define IWL_UCODE_API(ver)      (((ver) & 0x0000FF00) >> 8)
 189 #define IWL_UCODE_SERIAL(ver)   ((ver) & 0x000000FF)
 190
 191 /*
 192  * Calibration control struct.
 193  * Sent as part of the phy configuration command.
 194  * @flow_trigger: bitmap for which calibrations to perform according to
 195  *              flow triggers.
 196  * @event_trigger: bitmap for which calibrations to perform according to
 197  *              event triggers.
 198  */
 199 struct iwl_tlv_calib_ctrl {
 200         __le32 flow_trigger;
 201         __le32 event_trigger;
 202 } __packed;
 203
 204 enum iwl_fw_phy_cfg {
 205         FW_PHY_CFG_RADIO_TYPE_POS = 0,
 206         FW_PHY_CFG_RADIO_TYPE = 0x3 << FW_PHY_CFG_RADIO_TYPE_POS,
 207         FW_PHY_CFG_RADIO_STEP_POS = 2,
 208         FW_PHY_CFG_RADIO_STEP = 0x3 << FW_PHY_CFG_RADIO_STEP_POS,
 209         FW_PHY_CFG_RADIO_DASH_POS = 4,
 210         FW_PHY_CFG_RADIO_DASH = 0x3 << FW_PHY_CFG_RADIO_DASH_POS,
 211         FW_PHY_CFG_TX_CHAIN_POS = 16,
 212         FW_PHY_CFG_TX_CHAIN = 0xf << FW_PHY_CFG_TX_CHAIN_POS,
 213         FW_PHY_CFG_RX_CHAIN_POS = 20,
 214         FW_PHY_CFG_RX_CHAIN = 0xf << FW_PHY_CFG_RX_CHAIN_POS,
 215 };
 216
 217 #define IWL_UCODE_MAX_CS                1
 218
 219 /**
 220  * struct iwl_fw_cipher_scheme - a cipher scheme supported by FW.
 221  * @cipher: a cipher suite selector
 222  * @flags: cipher scheme flags (currently reserved for a future use)
 223  * @hdr_len: a size of MPDU security header
 224  * @pn_len: a size of PN
 225  * @pn_off: an offset of pn from the beginning of the security header
 226  * @key_idx_off: an offset of key index byte in the security header
 227  * @key_idx_mask: a bit mask of key_idx bits
 228  * @key_idx_shift: bit shift needed to get key_idx
 229  * @mic_len: mic length in bytes
 230  * @hw_cipher: a HW cipher index used in host commands
 231  */
 232 struct iwl_fw_cipher_scheme {
 233         __le32 cipher;
 234         u8 flags;
 235         u8 hdr_len;
 236         u8 pn_len;
 237         u8 pn_off;
 238         u8 key_idx_off;
 239         u8 key_idx_mask;
 240         u8 key_idx_shift;
 241         u8 mic_len;
 242         u8 hw_cipher;
 243 } __packed;
 244
 245 /**
 246  * struct iwl_fw_cscheme_list - a cipher scheme list
 247  * @size: a number of entries
 248  * @cs: cipher scheme entries
 249  */
 250 struct iwl_fw_cscheme_list {
 251         u8 size;
 252         struct iwl_fw_cipher_scheme cs[];
 253 } __packed;
 254
 255 /**
 256  * struct iwl_fw - variables associated with the firmware
 257  *
 258  * @ucode_ver: ucode version from the ucode file
 259  * @fw_version: firmware version string
 260  * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
 261  * @ucode_capa: capabilities parsed from the ucode file.
 262  * @enhance_sensitivity_table: device can do enhanced sensitivity.
 263  * @init_evtlog_ptr: event log offset for init ucode.
 264  * @init_evtlog_size: event log size for init ucode.
 265  * @init_errlog_ptr: error log offfset for init ucode.
 266  * @inst_evtlog_ptr: event log offset for runtime ucode.
 267  * @inst_evtlog_size: event log size for runtime ucode.
 268  * @inst_errlog_ptr: error log offfset for runtime ucode.
 269  * @mvm_fw: indicates this is MVM firmware
 270  * @cipher_scheme: optional external cipher scheme.
 271  */
 272 struct iwl_fw {
 273         u32 ucode_ver;
 274
 275         char fw_version[ETHTOOL_FWVERS_LEN];
 276
 277         /* ucode images */
 278         struct fw_img img[IWL_UCODE_TYPE_MAX];
 279
 280         struct iwl_ucode_capabilities ucode_capa;
 281         bool enhance_sensitivity_table;
 282
 283         u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
 284         u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
 285
 286         struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
 287         u32 phy_config;
 288
 289         bool mvm_fw;
 290
 291         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
 292 };
 293
 294 static inline u8 iwl_fw_valid_tx_ant(const struct iwl_fw *fw)
 295 {
 296         return (fw->phy_config & FW_PHY_CFG_TX_CHAIN) >>
 297                 FW_PHY_CFG_TX_CHAIN_POS;
 298 }
 299
 300 static inline u8 iwl_fw_valid_rx_ant(const struct iwl_fw *fw)
 301 {
 302         return (fw->phy_config & FW_PHY_CFG_RX_CHAIN) >>
 303                 FW_PHY_CFG_RX_CHAIN_POS;
 304 }
 305
 306 #endif  /* __iwl_fw_h__ */