/* SPDX-License-Identifier: GPL-2.0-only */ /****************************************************************************** * * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. * * Contact Information: * Intel Linux Wireless <[email protected]> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * *****************************************************************************/ #ifndef __il_3945_h__ #define __il_3945_h__ #include <linux/pci.h> /* for struct pci_device_id */ #include <linux/kernel.h> #include <net/ieee80211_radiotap.h> /* Hardware specific file defines the PCI IDs table for that hardware module */ extern const struct pci_device_id il3945_hw_card_ids[]; #include "common.h" extern const struct il_ops il3945_ops; /* Highest firmware API version supported */ #define IL3945_UCODE_API_MAX … /* Lowest firmware API version supported */ #define IL3945_UCODE_API_MIN … #define IL3945_FW_PRE … #define _IL3945_MODULE_FIRMWARE(api) … #define IL3945_MODULE_FIRMWARE(api) … /* Default noise level to report when noise measurement is not available. * This may be because we're: * 1) Not associated (4965, no beacon stats being sent to driver) * 2) Scanning (noise measurement does not apply to associated channel) * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) * Use default noise value of -127 ... this is below the range of measurable * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. * Also, -127 works better than 0 when averaging frames with/without * noise info (e.g. averaging might be done in app); measured dBm values are * always negative ... using a negative value as the default keeps all * averages within an s8's (used in some apps) range of negative values. */ #define IL_NOISE_MEAS_NOT_AVAILABLE … /* Module parameters accessible from iwl-*.c */ extern struct il_mod_params il3945_mod_params; struct il3945_rate_scale_data { … }; struct il3945_rs_sta { … }; /* * The common struct MUST be first because it is shared between * 3945 and 4965! */ struct il3945_sta_priv { … }; enum il3945_antenna { … }; /* * RTS threshold here is total size [2347] minus 4 FCS bytes * Per spec: * a value of 0 means RTS on all data/management packets * a value > max MSDU size means no RTS * else RTS for data/management frames where MPDU is larger * than RTS value. */ #define DEFAULT_RTS_THRESHOLD … #define MIN_RTS_THRESHOLD … #define MAX_RTS_THRESHOLD … #define MAX_MSDU_SIZE … #define MAX_MPDU_SIZE … #define DEFAULT_BEACON_INTERVAL … #define DEFAULT_SHORT_RETRY_LIMIT … #define DEFAULT_LONG_RETRY_LIMIT … #define IL_TX_FIFO_AC0 … #define IL_TX_FIFO_AC1 … #define IL_TX_FIFO_AC2 … #define IL_TX_FIFO_AC3 … #define IL_TX_FIFO_HCCA_1 … #define IL_TX_FIFO_HCCA_2 … #define IL_TX_FIFO_NONE … #define IEEE80211_DATA_LEN … #define IEEE80211_4ADDR_LEN … #define IEEE80211_HLEN … #define IEEE80211_FRAME_LEN … struct il3945_frame { … }; #define SUP_RATE_11A_MAX_NUM_CHANNELS … #define SUP_RATE_11B_MAX_NUM_CHANNELS … #define SUP_RATE_11G_MAX_NUM_CHANNELS … #define IL_SUPPORTED_RATES_IE_LEN … #define SCAN_INTERVAL … #define MAX_TID_COUNT … #define IL_INVALID_RATE … #define IL_INVALID_VALUE … #define STA_PS_STATUS_WAKE … #define STA_PS_STATUS_SLEEP … struct il3945_ibss_seq { … }; #define IL_RX_HDR(x) … #define IL_RX_END(x) … #define IL_RX_STATS(x) … #define IL_RX_DATA(x) … /****************************************************************************** * * Functions implemented in iwl3945-base.c which are forward declared here * for use by iwl-*.c * *****************************************************************************/ int il3945_calc_db_from_ratio(int sig_ratio); void il3945_rx_replenish(void *data); void il3945_rx_queue_reset(struct il_priv *il, struct il_rx_queue *rxq); unsigned int il3945_fill_beacon_frame(struct il_priv *il, struct ieee80211_hdr *hdr, int left); int il3945_dump_nic_event_log(struct il_priv *il, bool full_log, char **buf, bool display); void il3945_dump_nic_error_log(struct il_priv *il); /****************************************************************************** * * Functions implemented in iwl-[34]*.c which are forward declared here * for use by iwl3945-base.c * * NOTE: The implementation of these functions are hardware specific * which is why they are in the hardware specific files (vs. iwl-base.c) * * Naming convention -- * il3945_ <-- Its part of iwlwifi (should be changed to il3945_) * il3945_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW) * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) * il3945_bg_ <-- Called from work queue context * il3945_mac_ <-- mac80211 callback * ****************************************************************************/ void il3945_hw_handler_setup(struct il_priv *il); void il3945_hw_setup_deferred_work(struct il_priv *il); void il3945_hw_cancel_deferred_work(struct il_priv *il); int il3945_hw_rxq_stop(struct il_priv *il); int il3945_hw_set_hw_params(struct il_priv *il); int il3945_hw_nic_init(struct il_priv *il); int il3945_hw_nic_stop_master(struct il_priv *il); void il3945_hw_txq_ctx_free(struct il_priv *il); void il3945_hw_txq_ctx_stop(struct il_priv *il); int il3945_hw_nic_reset(struct il_priv *il); int il3945_hw_txq_attach_buf_to_tfd(struct il_priv *il, struct il_tx_queue *txq, dma_addr_t addr, u16 len, u8 reset, u8 pad); void il3945_hw_txq_free_tfd(struct il_priv *il, struct il_tx_queue *txq); int il3945_hw_get_temperature(struct il_priv *il); int il3945_hw_tx_queue_init(struct il_priv *il, struct il_tx_queue *txq); unsigned int il3945_hw_get_beacon_cmd(struct il_priv *il, struct il3945_frame *frame, u8 rate); void il3945_hw_build_tx_cmd_rate(struct il_priv *il, struct il_device_cmd *cmd, struct ieee80211_tx_info *info, struct ieee80211_hdr *hdr, int sta_id); int il3945_hw_reg_send_txpower(struct il_priv *il); int il3945_hw_reg_set_txpower(struct il_priv *il, s8 power); void il3945_hdl_stats(struct il_priv *il, struct il_rx_buf *rxb); void il3945_hdl_c_stats(struct il_priv *il, struct il_rx_buf *rxb); void il3945_disable_events(struct il_priv *il); int il4965_get_temperature(const struct il_priv *il); void il3945_post_associate(struct il_priv *il); void il3945_config_ap(struct il_priv *il); int il3945_commit_rxon(struct il_priv *il); /** * il3945_hw_find_station - Find station id for a given BSSID * @bssid: MAC address of station ID to find * * NOTE: This should not be hardware specific but the code has * not yet been merged into a single common layer for managing the * station tables. */ u8 il3945_hw_find_station(struct il_priv *il, const u8 *bssid); __le32 il3945_get_antenna_flags(const struct il_priv *il); int il3945_init_hw_rate_table(struct il_priv *il); void il3945_reg_txpower_periodic(struct il_priv *il); int il3945_txpower_set_from_eeprom(struct il_priv *il); int il3945_rs_next_rate(struct il_priv *il, int rate); /* scanning */ int il3945_request_scan(struct il_priv *il, struct ieee80211_vif *vif); void il3945_post_scan(struct il_priv *il); /* rates */ extern const struct il3945_rate_info il3945_rates[RATE_COUNT_3945]; /* RSSI to dBm */ #define IL39_RSSI_OFFSET … /* * EEPROM related constants, enums, and structures. */ #define EEPROM_SKU_CAP_OP_MODE_MRC … /* * Mapping of a Tx power level, at factory calibration temperature, * to a radio/DSP gain table idx. * One for each of 5 "sample" power levels in each band. * v_det is measured at the factory, using the 3945's built-in power amplifier * (PA) output voltage detector. This same detector is used during Tx of * long packets in normal operation to provide feedback as to proper output * level. * Data copied from EEPROM. * DO NOT ALTER THIS STRUCTURE!!! */ struct il3945_eeprom_txpower_sample { … } __packed; /* * Mappings of Tx power levels -> nominal radio/DSP gain table idxes. * One for each channel group (a.k.a. "band") (1 for BG, 4 for A). * Tx power setup code interpolates between the 5 "sample" power levels * to determine the nominal setup for a requested power level. * Data copied from EEPROM. * DO NOT ALTER THIS STRUCTURE!!! */ struct il3945_eeprom_txpower_group { … } __packed; /* * Temperature-based Tx-power compensation data, not band-specific. * These coefficients are use to modify a/b/c/d/e coeffs based on * difference between current temperature and factory calib temperature. * Data copied from EEPROM. */ struct il3945_eeprom_temperature_corr { … } __packed; /* * EEPROM map */ struct il3945_eeprom { … } __packed; #define IL3945_EEPROM_IMG_SIZE … /* End of EEPROM */ #define PCI_CFG_REV_ID_BIT_BASIC_SKU … #define PCI_CFG_REV_ID_BIT_RTP … /* 4 DATA + 1 CMD. There are 2 HCCA queues that are not used. */ #define IL39_NUM_QUEUES … #define IL39_CMD_QUEUE_NUM … #define IL_DEFAULT_TX_RETRY … /*********************************************/ #define RFD_SIZE … #define NUM_TFD_CHUNKS … #define TFD_CTL_COUNT_SET(n) … #define TFD_CTL_COUNT_GET(ctl) … #define TFD_CTL_PAD_SET(n) … #define TFD_CTL_PAD_GET(ctl) … /* Sizes and addresses for instruction and data memory (SRAM) in * 3945's embedded processor. Driver access is via HBUS_TARG_MEM_* regs. */ #define IL39_RTC_INST_LOWER_BOUND … #define IL39_RTC_INST_UPPER_BOUND … #define IL39_RTC_DATA_LOWER_BOUND … #define IL39_RTC_DATA_UPPER_BOUND … #define IL39_RTC_INST_SIZE … #define IL39_RTC_DATA_SIZE … #define IL39_MAX_INST_SIZE … #define IL39_MAX_DATA_SIZE … /* Size of uCode instruction memory in bootstrap state machine */ #define IL39_MAX_BSM_SIZE … static inline int il3945_hw_valid_rtc_data_addr(u32 addr) { … } /* Base physical address of il3945_shared is provided to FH39_TSSR_CBB_BASE * and &il3945_shared.rx_read_ptr[0] is provided to FH39_RCSR_RPTR_ADDR(0) */ struct il3945_shared { … } __packed; /************************************/ /* iwl3945 Flow Handler Definitions */ /************************************/ /** * This I/O area is directly read/writable by driver (e.g. Linux uses writel()) * Addresses are offsets from device's PCI hardware base address. */ #define FH39_MEM_LOWER_BOUND … #define FH39_MEM_UPPER_BOUND … #define FH39_CBCC_TBL … #define FH39_TFDB_TBL … #define FH39_RCSR_TBL … #define FH39_RSSR_TBL … #define FH39_TCSR_TBL … #define FH39_TSSR_TBL … /* TFDB (Transmit Frame Buffer Descriptor) */ #define FH39_TFDB(_ch, buf) … #define FH39_TFDB_CHNL_BUF_CTRL_REG(_ch) … /* CBCC channel is [0,2] */ #define FH39_CBCC(_ch) … #define FH39_CBCC_CTRL(_ch) … #define FH39_CBCC_BASE(_ch) … /* RCSR channel is [0,2] */ #define FH39_RCSR(_ch) … #define FH39_RCSR_CONFIG(_ch) … #define FH39_RCSR_RBD_BASE(_ch) … #define FH39_RCSR_WPTR(_ch) … #define FH39_RCSR_RPTR_ADDR(_ch) … #define FH39_RSCSR_CHNL0_WPTR … /* RSSR */ #define FH39_RSSR_CTRL … #define FH39_RSSR_STATUS … /* TCSR */ #define FH39_TCSR(_ch) … #define FH39_TCSR_CONFIG(_ch) … #define FH39_TCSR_CREDIT(_ch) … #define FH39_TCSR_BUFF_STTS(_ch) … /* TSSR */ #define FH39_TSSR_CBB_BASE … #define FH39_TSSR_MSG_CONFIG … #define FH39_TSSR_TX_STATUS … /* DBM */ #define FH39_SRVC_CHNL … #define FH39_RCSR_RX_CONFIG_REG_POS_RBDC_SIZE … #define FH39_RCSR_RX_CONFIG_REG_POS_IRQ_RBTH … #define FH39_RCSR_RX_CONFIG_REG_BIT_WR_STTS_EN … #define FH39_RCSR_RX_CONFIG_REG_VAL_DMA_CHNL_EN_ENABLE … #define FH39_RCSR_RX_CONFIG_REG_VAL_RDRBD_EN_ENABLE … #define FH39_RCSR_RX_CONFIG_REG_VAL_MAX_FRAG_SIZE_128 … #define FH39_RCSR_RX_CONFIG_REG_VAL_IRQ_DEST_INT_HOST … #define FH39_RCSR_RX_CONFIG_REG_VAL_MSG_MODE_FH … #define FH39_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF … #define FH39_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_DRIVER … #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL … #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL … #define FH39_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD … #define FH39_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT … #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE … #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE … #define FH39_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID … #define FH39_TCSR_CHNL_TX_BUF_STS_REG_BIT_TFDB_WPTR … #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON … #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON … #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B … #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TFD_ON … #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_CBB_ON … #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH … #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH … #define FH39_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_ch) … #define FH39_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_ch) … #define FH39_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_ch) … #define FH39_RSSR_CHNL0_RX_STATUS_CHNL_IDLE … struct il3945_tfd_tb { … } __packed; struct il3945_tfd { … } __packed; #ifdef CONFIG_IWLEGACY_DEBUGFS extern const struct il_debugfs_ops il3945_debugfs_ops; #endif #endif
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