/* * Copyright (c) 2004-2007 Reyk Floeter * Copyright (c) 2006-2007 Nick Kossifidis * Copyright (c) 2007 Matthew W. S. Bell * Copyright (c) 2007 Luis Rodriguez * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include /* * Gain settings */ enum ath5k_rfgain { AR5K_RFGAIN_INACTIVE = 0, AR5K_RFGAIN_READ_REQUESTED, AR5K_RFGAIN_NEED_CHANGE, }; #define AR5K_GAIN_CRN_FIX_BITS_5111 4 #define AR5K_GAIN_CRN_FIX_BITS_5112 7 #define AR5K_GAIN_CRN_MAX_FIX_BITS AR5K_GAIN_CRN_FIX_BITS_5112 #define AR5K_GAIN_DYN_ADJUST_HI_MARGIN 15 #define AR5K_GAIN_DYN_ADJUST_LO_MARGIN 20 #define AR5K_GAIN_CCK_PROBE_CORR 5 #define AR5K_GAIN_CCK_OFDM_GAIN_DELTA 15 #define AR5K_GAIN_STEP_COUNT 10 #define AR5K_GAIN_PARAM_TX_CLIP 0 #define AR5K_GAIN_PARAM_PD_90 1 #define AR5K_GAIN_PARAM_PD_84 2 #define AR5K_GAIN_PARAM_GAIN_SEL 3 #define AR5K_GAIN_PARAM_MIX_ORN 0 #define AR5K_GAIN_PARAM_PD_138 1 #define AR5K_GAIN_PARAM_PD_137 2 #define AR5K_GAIN_PARAM_PD_136 3 #define AR5K_GAIN_PARAM_PD_132 4 #define AR5K_GAIN_PARAM_PD_131 5 #define AR5K_GAIN_PARAM_PD_130 6 #define AR5K_GAIN_CHECK_ADJUST(_g) \ ((_g)->g_current <= (_g)->g_low || (_g)->g_current >= (_g)->g_high) struct ath5k_gain_opt_step { s16 gos_param[AR5K_GAIN_CRN_MAX_FIX_BITS]; s32 gos_gain; }; struct ath5k_gain { u32 g_step_idx; u32 g_current; u32 g_target; u32 g_low; u32 g_high; u32 g_f_corr; u32 g_active; const struct ath5k_gain_opt_step *g_step; }; /* * HW SPECIFIC STRUCTS */ /* Some EEPROM defines */ #define AR5K_EEPROM_EEP_SCALE 100 #define AR5K_EEPROM_EEP_DELTA 10 #define AR5K_EEPROM_N_MODES 3 #define AR5K_EEPROM_N_5GHZ_CHAN 10 #define AR5K_EEPROM_N_2GHZ_CHAN 3 #define AR5K_EEPROM_MAX_CHAN 10 #define AR5K_EEPROM_N_PCDAC 11 #define AR5K_EEPROM_N_TEST_FREQ 8 #define AR5K_EEPROM_N_EDGES 8 #define AR5K_EEPROM_N_INTERCEPTS 11 #define AR5K_EEPROM_FREQ_M(_v) AR5K_EEPROM_OFF(_v, 0x7f, 0xff) #define AR5K_EEPROM_PCDAC_M 0x3f #define AR5K_EEPROM_PCDAC_START 1 #define AR5K_EEPROM_PCDAC_STOP 63 #define AR5K_EEPROM_PCDAC_STEP 1 #define AR5K_EEPROM_NON_EDGE_M 0x40 #define AR5K_EEPROM_CHANNEL_POWER 8 #define AR5K_EEPROM_N_OBDB 4 #define AR5K_EEPROM_OBDB_DIS 0xffff #define AR5K_EEPROM_CHANNEL_DIS 0xff #define AR5K_EEPROM_SCALE_OC_DELTA(_x) (((_x) * 2) / 10) #define AR5K_EEPROM_N_CTLS(_v) AR5K_EEPROM_OFF(_v, 16, 32) #define AR5K_EEPROM_MAX_CTLS 32 #define AR5K_EEPROM_N_XPD_PER_CHANNEL 4 #define AR5K_EEPROM_N_XPD0_POINTS 4 #define AR5K_EEPROM_N_XPD3_POINTS 3 #define AR5K_EEPROM_N_INTERCEPT_10_2GHZ 35 #define AR5K_EEPROM_N_INTERCEPT_10_5GHZ 55 #define AR5K_EEPROM_POWER_M 0x3f #define AR5K_EEPROM_POWER_MIN 0 #define AR5K_EEPROM_POWER_MAX 3150 #define AR5K_EEPROM_POWER_STEP 50 #define AR5K_EEPROM_POWER_TABLE_SIZE 64 #define AR5K_EEPROM_N_POWER_LOC_11B 4 #define AR5K_EEPROM_N_POWER_LOC_11G 6 #define AR5K_EEPROM_I_GAIN 10 #define AR5K_EEPROM_CCK_OFDM_DELTA 15 #define AR5K_EEPROM_N_IQ_CAL 2 /* Struct to hold EEPROM calibration data */ struct ath5k_eeprom_info { u16 ee_magic; u16 ee_protect; u16 ee_regdomain; u16 ee_version; u16 ee_header; u16 ee_ant_gain; u16 ee_misc0; u16 ee_misc1; u16 ee_cck_ofdm_gain_delta; u16 ee_cck_ofdm_power_delta; u16 ee_scaled_cck_delta; /* Used for tx thermal adjustment (eeprom_init, rfregs) */ u16 ee_tx_clip; u16 ee_pwd_84; u16 ee_pwd_90; u16 ee_gain_select; /* RF Calibration settings (reset, rfregs) */ u16 ee_i_cal[AR5K_EEPROM_N_MODES]; u16 ee_q_cal[AR5K_EEPROM_N_MODES]; u16 ee_fixed_bias[AR5K_EEPROM_N_MODES]; u16 ee_turbo_max_power[AR5K_EEPROM_N_MODES]; u16 ee_xr_power[AR5K_EEPROM_N_MODES]; u16 ee_switch_settling[AR5K_EEPROM_N_MODES]; u16 ee_ant_tx_rx[AR5K_EEPROM_N_MODES]; u16 ee_ant_control[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_PCDAC]; u16 ee_ob[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_OBDB]; u16 ee_db[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_OBDB]; u16 ee_tx_end2xlna_enable[AR5K_EEPROM_N_MODES]; u16 ee_tx_end2xpa_disable[AR5K_EEPROM_N_MODES]; u16 ee_tx_frm2xpa_enable[AR5K_EEPROM_N_MODES]; u16 ee_thr_62[AR5K_EEPROM_N_MODES]; u16 ee_xlna_gain[AR5K_EEPROM_N_MODES]; u16 ee_xpd[AR5K_EEPROM_N_MODES]; u16 ee_x_gain[AR5K_EEPROM_N_MODES]; u16 ee_i_gain[AR5K_EEPROM_N_MODES]; u16 ee_margin_tx_rx[AR5K_EEPROM_N_MODES]; /* Unused */ u16 ee_false_detect[AR5K_EEPROM_N_MODES]; u16 ee_cal_pier[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_2GHZ_CHAN]; u16 ee_channel[AR5K_EEPROM_N_MODES][AR5K_EEPROM_MAX_CHAN]; /*empty*/ /* Conformance test limits (Unused) */ u16 ee_ctls; u16 ee_ctl[AR5K_EEPROM_MAX_CTLS]; /* Noise Floor Calibration settings */ s16 ee_noise_floor_thr[AR5K_EEPROM_N_MODES]; s8 ee_adc_desired_size[AR5K_EEPROM_N_MODES]; s8 ee_pga_desired_size[AR5K_EEPROM_N_MODES]; }; /* * Internal RX/TX descriptor structures * (rX: reserved fields possibily used by future versions of the ar5k chipset) */ struct ath5k_rx_desc { u32 rx_control_0; /* RX control word 0 */ #define AR5K_DESC_RX_CTL0 0x00000000 u32 rx_control_1; /* RX control word 1 */ #define AR5K_DESC_RX_CTL1_BUF_LEN 0x00000fff #define AR5K_DESC_RX_CTL1_INTREQ 0x00002000 } __packed; /* * 5210/5211 rx status descriptor */ struct ath5k_hw_old_rx_status { u32 rx_status_0; /* RX status word 0 */ #define AR5K_OLD_RX_DESC_STATUS0_DATA_LEN 0x00000fff #define AR5K_OLD_RX_DESC_STATUS0_MORE 0x00001000 #define AR5K_OLD_RX_DESC_STATUS0_RECEIVE_RATE 0x00078000 #define AR5K_OLD_RX_DESC_STATUS0_RECEIVE_RATE_S 15 #define AR5K_OLD_RX_DESC_STATUS0_RECEIVE_SIGNAL 0x07f80000 #define AR5K_OLD_RX_DESC_STATUS0_RECEIVE_SIGNAL_S 19 #define AR5K_OLD_RX_DESC_STATUS0_RECEIVE_ANTENNA 0x38000000 #define AR5K_OLD_RX_DESC_STATUS0_RECEIVE_ANTENNA_S 27 u32 rx_status_1; /* RX status word 1 */ #define AR5K_OLD_RX_DESC_STATUS1_DONE 0x00000001 #define AR5K_OLD_RX_DESC_STATUS1_FRAME_RECEIVE_OK 0x00000002 #define AR5K_OLD_RX_DESC_STATUS1_CRC_ERROR 0x00000004 #define AR5K_OLD_RX_DESC_STATUS1_FIFO_OVERRUN 0x00000008 #define AR5K_OLD_RX_DESC_STATUS1_DECRYPT_CRC_ERROR 0x00000010 #define AR5K_OLD_RX_DESC_STATUS1_PHY_ERROR 0x000000e0 #define AR5K_OLD_RX_DESC_STATUS1_PHY_ERROR_S 5 #define AR5K_OLD_RX_DESC_STATUS1_KEY_INDEX_VALID 0x00000100 #define AR5K_OLD_RX_DESC_STATUS1_KEY_INDEX 0x00007e00 #define AR5K_OLD_RX_DESC_STATUS1_KEY_INDEX_S 9 #define AR5K_OLD_RX_DESC_STATUS1_RECEIVE_TIMESTAMP 0x0fff8000 #define AR5K_OLD_RX_DESC_STATUS1_RECEIVE_TIMESTAMP_S 15 #define AR5K_OLD_RX_DESC_STATUS1_KEY_CACHE_MISS 0x10000000 } __packed; /* * 5212 rx status descriptor */ struct ath5k_hw_new_rx_status { u32 rx_status_0; /* RX status word 0 */ #define AR5K_NEW_RX_DESC_STATUS0_DATA_LEN 0x00000fff #define AR5K_NEW_RX_DESC_STATUS0_MORE 0x00001000 #define AR5K_NEW_RX_DESC_STATUS0_DECOMP_CRC_ERROR 0x00002000 #define AR5K_NEW_RX_DESC_STATUS0_RECEIVE_RATE 0x000f8000 #define AR5K_NEW_RX_DESC_STATUS0_RECEIVE_RATE_S 15 #define AR5K_NEW_RX_DESC_STATUS0_RECEIVE_SIGNAL 0x0ff00000 #define AR5K_NEW_RX_DESC_STATUS0_RECEIVE_SIGNAL_S 20 #define AR5K_NEW_RX_DESC_STATUS0_RECEIVE_ANTENNA 0xf0000000 #define AR5K_NEW_RX_DESC_STATUS0_RECEIVE_ANTENNA_S 28 u32 rx_status_1; /* RX status word 1 */ #define AR5K_NEW_RX_DESC_STATUS1_DONE 0x00000001 #define AR5K_NEW_RX_DESC_STATUS1_FRAME_RECEIVE_OK 0x00000002 #define AR5K_NEW_RX_DESC_STATUS1_CRC_ERROR 0x00000004 #define AR5K_NEW_RX_DESC_STATUS1_DECRYPT_CRC_ERROR 0x00000008 #define AR5K_NEW_RX_DESC_STATUS1_PHY_ERROR 0x00000010 #define AR5K_NEW_RX_DESC_STATUS1_MIC_ERROR 0x00000020 #define AR5K_NEW_RX_DESC_STATUS1_KEY_INDEX_VALID 0x00000100 #define AR5K_NEW_RX_DESC_STATUS1_KEY_INDEX 0x0000fe00 #define AR5K_NEW_RX_DESC_STATUS1_KEY_INDEX_S 9 #define AR5K_NEW_RX_DESC_STATUS1_RECEIVE_TIMESTAMP 0x7fff0000 #define AR5K_NEW_RX_DESC_STATUS1_RECEIVE_TIMESTAMP_S 16 #define AR5K_NEW_RX_DESC_STATUS1_KEY_CACHE_MISS 0x80000000 } __packed; struct ath5k_hw_rx_error { u32 rx_error_0; /* RX error word 0 */ #define AR5K_RX_DESC_ERROR0 0x00000000 u32 rx_error_1; /* RX error word 1 */ #define AR5K_RX_DESC_ERROR1_PHY_ERROR_CODE 0x0000ff00 #define AR5K_RX_DESC_ERROR1_PHY_ERROR_CODE_S 8 } __packed; #define AR5K_DESC_RX_PHY_ERROR_NONE 0x00 #define AR5K_DESC_RX_PHY_ERROR_TIMING 0x20 #define AR5K_DESC_RX_PHY_ERROR_PARITY 0x40 #define AR5K_DESC_RX_PHY_ERROR_RATE 0x60 #define AR5K_DESC_RX_PHY_ERROR_LENGTH 0x80 #define AR5K_DESC_RX_PHY_ERROR_64QAM 0xa0 #define AR5K_DESC_RX_PHY_ERROR_SERVICE 0xc0 #define AR5K_DESC_RX_PHY_ERROR_TRANSMITOVR 0xe0 struct ath5k_hw_2w_tx_desc { u32 tx_control_0; /* TX control word 0 */ #define AR5K_2W_TX_DESC_CTL0_FRAME_LEN 0x00000fff #define AR5K_2W_TX_DESC_CTL0_HEADER_LEN 0x0003f000 /*[5210 ?]*/ #define AR5K_2W_TX_DESC_CTL0_HEADER_LEN_S 12 #define AR5K_2W_TX_DESC_CTL0_XMIT_RATE 0x003c0000 #define AR5K_2W_TX_DESC_CTL0_XMIT_RATE_S 18 #define AR5K_2W_TX_DESC_CTL0_RTSENA 0x00400000 #define AR5K_2W_TX_DESC_CTL0_CLRDMASK 0x01000000 #define AR5K_2W_TX_DESC_CTL0_LONG_PACKET 0x00800000 /*[5210]*/ #define AR5K_2W_TX_DESC_CTL0_VEOL 0x00800000 /*[5211]*/ #define AR5K_2W_TX_DESC_CTL0_FRAME_TYPE 0x1c000000 /*[5210]*/ #define AR5K_2W_TX_DESC_CTL0_FRAME_TYPE_S 26 #define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5210 0x02000000 #define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5211 0x1e000000 #define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT (ah->ah_version == AR5K_AR5210 ? \ AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5210 : \ AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5211) #define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_S 25 #define AR5K_2W_TX_DESC_CTL0_INTREQ 0x20000000 #define AR5K_2W_TX_DESC_CTL0_ENCRYPT_KEY_VALID 0x40000000 u32 tx_control_1; /* TX control word 1 */ #define AR5K_2W_TX_DESC_CTL1_BUF_LEN 0x00000fff #define AR5K_2W_TX_DESC_CTL1_MORE 0x00001000 #define AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_5210 0x0007e000 #define AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_5211 0x000fe000 #define AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX (ah->ah_version == AR5K_AR5210 ? \ AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_5210 : \ AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_5211) #define AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_S 13 #define AR5K_2W_TX_DESC_CTL1_FRAME_TYPE 0x00700000 /*[5211]*/ #define AR5K_2W_TX_DESC_CTL1_FRAME_TYPE_S 20 #define AR5K_2W_TX_DESC_CTL1_NOACK 0x00800000 /*[5211]*/ #define AR5K_2W_TX_DESC_CTL1_RTS_DURATION 0xfff80000 /*[5210 ?]*/ } __packed; #define AR5K_AR5210_TX_DESC_FRAME_TYPE_NORMAL 0x00 #define AR5K_AR5210_TX_DESC_FRAME_TYPE_ATIM 0x04 #define AR5K_AR5210_TX_DESC_FRAME_TYPE_PSPOLL 0x08 #define AR5K_AR5210_TX_DESC_FRAME_TYPE_NO_DELAY 0x0c #define AR5K_AR5210_TX_DESC_FRAME_TYPE_PIFS 0x10 /* * 5212 4-word tx control descriptor */ struct ath5k_hw_4w_tx_desc { u32 tx_control_0; /* TX control word 0 */ #define AR5K_4W_TX_DESC_CTL0_FRAME_LEN 0x00000fff #define AR5K_4W_TX_DESC_CTL0_XMIT_POWER 0x003f0000 #define AR5K_4W_TX_DESC_CTL0_XMIT_POWER_S 16 #define AR5K_4W_TX_DESC_CTL0_RTSENA 0x00400000 #define AR5K_4W_TX_DESC_CTL0_VEOL 0x00800000 #define AR5K_4W_TX_DESC_CTL0_CLRDMASK 0x01000000 #define AR5K_4W_TX_DESC_CTL0_ANT_MODE_XMIT 0x1e000000 #define AR5K_4W_TX_DESC_CTL0_ANT_MODE_XMIT_S 25 #define AR5K_4W_TX_DESC_CTL0_INTREQ 0x20000000 #define AR5K_4W_TX_DESC_CTL0_ENCRYPT_KEY_VALID 0x40000000 #define AR5K_4W_TX_DESC_CTL0_CTSENA 0x80000000 u32 tx_control_1; /* TX control word 1 */ #define AR5K_4W_TX_DESC_CTL1_BUF_LEN 0x00000fff #define AR5K_4W_TX_DESC_CTL1_MORE 0x00001000 #define AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX 0x000fe000 #define AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_S 13 #define AR5K_4W_TX_DESC_CTL1_FRAME_TYPE 0x00f00000 #define AR5K_4W_TX_DESC_CTL1_FRAME_TYPE_S 20 #define AR5K_4W_TX_DESC_CTL1_NOACK 0x01000000 #define AR5K_4W_TX_DESC_CTL1_COMP_PROC 0x06000000 #define AR5K_4W_TX_DESC_CTL1_COMP_PROC_S 25 #define AR5K_4W_TX_DESC_CTL1_COMP_IV_LEN 0x18000000 #define AR5K_4W_TX_DESC_CTL1_COMP_IV_LEN_S 27 #define AR5K_4W_TX_DESC_CTL1_COMP_ICV_LEN 0x60000000 #define AR5K_4W_TX_DESC_CTL1_COMP_ICV_LEN_S 29 u32 tx_control_2; /* TX control word 2 */ #define AR5K_4W_TX_DESC_CTL2_RTS_DURATION 0x00007fff #define AR5K_4W_TX_DESC_CTL2_DURATION_UPDATE_ENABLE 0x00008000 #define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES0 0x000f0000 #define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES0_S 16 #define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES1 0x00f00000 #define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES1_S 20 #define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES2 0x0f000000 #define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES2_S 24 #define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES3 0xf0000000 #define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES3_S 28 u32 tx_control_3; /* TX control word 3 */ #define AR5K_4W_TX_DESC_CTL3_XMIT_RATE0 0x0000001f #define AR5K_4W_TX_DESC_CTL3_XMIT_RATE1 0x000003e0 #define AR5K_4W_TX_DESC_CTL3_XMIT_RATE1_S 5 #define AR5K_4W_TX_DESC_CTL3_XMIT_RATE2 0x00007c00 #define AR5K_4W_TX_DESC_CTL3_XMIT_RATE2_S 10 #define AR5K_4W_TX_DESC_CTL3_XMIT_RATE3 0x000f8000 #define AR5K_4W_TX_DESC_CTL3_XMIT_RATE3_S 15 #define AR5K_4W_TX_DESC_CTL3_RTS_CTS_RATE 0x01f00000 #define AR5K_4W_TX_DESC_CTL3_RTS_CTS_RATE_S 20 } __packed; /* * Common tx status descriptor */ struct ath5k_hw_tx_status { u32 tx_status_0; /* TX status word 0 */ #define AR5K_DESC_TX_STATUS0_FRAME_XMIT_OK 0x00000001 #define AR5K_DESC_TX_STATUS0_EXCESSIVE_RETRIES 0x00000002 #define AR5K_DESC_TX_STATUS0_FIFO_UNDERRUN 0x00000004 #define AR5K_DESC_TX_STATUS0_FILTERED 0x00000008 /*??? #define AR5K_DESC_TX_STATUS0_RTS_FAIL_COUNT 0x000000f0 #define AR5K_DESC_TX_STATUS0_RTS_FAIL_COUNT_S 4 */ #define AR5K_DESC_TX_STATUS0_SHORT_RETRY_COUNT 0x000000f0 #define AR5K_DESC_TX_STATUS0_SHORT_RETRY_COUNT_S 4 /*??? #define AR5K_DESC_TX_STATUS0_DATA_FAIL_COUNT 0x00000f00 #define AR5K_DESC_TX_STATUS0_DATA_FAIL_COUNT_S 8 */ #define AR5K_DESC_TX_STATUS0_LONG_RETRY_COUNT 0x00000f00 #define AR5K_DESC_TX_STATUS0_LONG_RETRY_COUNT_S 8 #define AR5K_DESC_TX_STATUS0_VIRT_COLL_COUNT 0x0000f000 #define AR5K_DESC_TX_STATUS0_VIRT_COLL_COUNT_S 12 #define AR5K_DESC_TX_STATUS0_SEND_TIMESTAMP 0xffff0000 #define AR5K_DESC_TX_STATUS0_SEND_TIMESTAMP_S 16 u32 tx_status_1; /* TX status word 1 */ #define AR5K_DESC_TX_STATUS1_DONE 0x00000001 #define AR5K_DESC_TX_STATUS1_SEQ_NUM 0x00001ffe #define AR5K_DESC_TX_STATUS1_SEQ_NUM_S 1 #define AR5K_DESC_TX_STATUS1_ACK_SIG_STRENGTH 0x001fe000 #define AR5K_DESC_TX_STATUS1_ACK_SIG_STRENGTH_S 13 #define AR5K_DESC_TX_STATUS1_FINAL_TS_INDEX 0x00600000 #define AR5K_DESC_TX_STATUS1_FINAL_TS_INDEX_S 21 #define AR5K_DESC_TX_STATUS1_COMP_SUCCESS 0x00800000 #define AR5K_DESC_TX_STATUS1_XMIT_ANTENNA 0x01000000 } __packed; /* * AR5K REGISTER ACCESS */ /*Swap RX/TX Descriptor for big endian archs*/ #if defined(__BIG_ENDIAN) #define AR5K_INIT_CFG ( \ AR5K_CFG_SWTD | AR5K_CFG_SWRD \ ) #else #define AR5K_INIT_CFG 0x00000000 #endif /*#define AR5K_REG_READ(_reg) ath5k_hw_reg_read(ah, _reg) #define AR5K_REG_WRITE(_reg, _val) ath5k_hw_reg_write(ah, _val, _reg)*/ #define AR5K_REG_SM(_val, _flags) \ (((_val) << _flags##_S) & (_flags)) #define AR5K_REG_MS(_val, _flags) \ (((_val) & (_flags)) >> _flags##_S) /* Some registers can hold multiple values of interest. For this * reason when we want to write to these registers we must first * retrieve the values which we do not want to clear (lets call this * old_data) and then set the register with this and our new_value: * ( old_data | new_value) */ #define AR5K_REG_WRITE_BITS(ah, _reg, _flags, _val) \ ath5k_hw_reg_write(ah, (ath5k_hw_reg_read(ah, _reg) & ~(_flags)) | \ (((_val) << _flags##_S) & (_flags)), _reg) #define AR5K_REG_MASKED_BITS(ah, _reg, _flags, _mask) \ ath5k_hw_reg_write(ah, (ath5k_hw_reg_read(ah, _reg) & \ (_mask)) | (_flags), _reg) #define AR5K_REG_ENABLE_BITS(ah, _reg, _flags) \ ath5k_hw_reg_write(ah, ath5k_hw_reg_read(ah, _reg) | (_flags), _reg) #define AR5K_REG_DISABLE_BITS(ah, _reg, _flags) \ ath5k_hw_reg_write(ah, ath5k_hw_reg_read(ah, _reg) & ~(_flags), _reg) #define AR5K_PHY_WRITE(ah, _reg, _val) \ ath5k_hw_reg_write(ah, _val, (ah)->ah_phy + ((_reg) << 2)) #define AR5K_PHY_READ(ah, _reg) \ ath5k_hw_reg_read(ah, (ah)->ah_phy + ((_reg) << 2)) #define AR5K_REG_WAIT(_i) do { \ if (_i % 64) \ udelay(1); \ } while (0) #define AR5K_EEPROM_READ(_o, _v) do { \ if ((ret = ath5k_hw_eeprom_read(ah, (_o), &(_v))) != 0) \ return (ret); \ } while (0) #define AR5K_EEPROM_READ_HDR(_o, _v) \ AR5K_EEPROM_READ(_o, ah->ah_capabilities.cap_eeprom._v); \ /* Read status of selected queue */ #define AR5K_REG_READ_Q(ah, _reg, _queue) \ (ath5k_hw_reg_read(ah, _reg) & (1 << _queue)) \ #define AR5K_REG_WRITE_Q(ah, _reg, _queue) \ ath5k_hw_reg_write(ah, (1 << _queue), _reg) #define AR5K_Q_ENABLE_BITS(_reg, _queue) do { \ _reg |= 1 << _queue; \ } while (0) #define AR5K_Q_DISABLE_BITS(_reg, _queue) do { \ _reg &= ~(1 << _queue); \ } while (0) #define AR5K_LOW_ID(_a)( \ (_a)[0] | (_a)[1] << 8 | (_a)[2] << 16 | (_a)[3] << 24 \ ) #define AR5K_HIGH_ID(_a) ((_a)[4] | (_a)[5] << 8) /* * Initial register values */ /* * Common initial register values */ #define AR5K_INIT_MODE CHANNEL_B #define AR5K_INIT_TX_LATENCY 502 #define AR5K_INIT_USEC 39 #define AR5K_INIT_USEC_TURBO 79 #define AR5K_INIT_USEC_32 31 #define AR5K_INIT_CARR_SENSE_EN 1 #define AR5K_INIT_PROG_IFS 920 #define AR5K_INIT_PROG_IFS_TURBO 960 #define AR5K_INIT_EIFS 3440 #define AR5K_INIT_EIFS_TURBO 6880 #define AR5K_INIT_SLOT_TIME 396 #define AR5K_INIT_SLOT_TIME_TURBO 480 #define AR5K_INIT_ACK_CTS_TIMEOUT 1024 #define AR5K_INIT_ACK_CTS_TIMEOUT_TURBO 0x08000800 #define AR5K_INIT_SIFS 560 #define AR5K_INIT_SIFS_TURBO 480 #define AR5K_INIT_SH_RETRY 10 #define AR5K_INIT_LG_RETRY AR5K_INIT_SH_RETRY #define AR5K_INIT_SSH_RETRY 32 #define AR5K_INIT_SLG_RETRY AR5K_INIT_SSH_RETRY #define AR5K_INIT_TX_RETRY 10 #define AR5K_INIT_TOPS 8 #define AR5K_INIT_RXNOFRM 8 #define AR5K_INIT_RPGTO 0 #define AR5K_INIT_TXNOFRM 0 #define AR5K_INIT_BEACON_PERIOD 65535 #define AR5K_INIT_TIM_OFFSET 0 #define AR5K_INIT_BEACON_EN 0 #define AR5K_INIT_RESET_TSF 0 #define AR5K_INIT_TRANSMIT_LATENCY ( \ (AR5K_INIT_TX_LATENCY << 14) | (AR5K_INIT_USEC_32 << 7) | \ (AR5K_INIT_USEC) \ ) #define AR5K_INIT_TRANSMIT_LATENCY_TURBO ( \ (AR5K_INIT_TX_LATENCY << 14) | (AR5K_INIT_USEC_32 << 7) | \ (AR5K_INIT_USEC_TURBO) \ ) #define AR5K_INIT_PROTO_TIME_CNTRL ( \ (AR5K_INIT_CARR_SENSE_EN << 26) | (AR5K_INIT_EIFS << 12) | \ (AR5K_INIT_PROG_IFS) \ ) #define AR5K_INIT_PROTO_TIME_CNTRL_TURBO ( \ (AR5K_INIT_CARR_SENSE_EN << 26) | (AR5K_INIT_EIFS_TURBO << 12) | \ (AR5K_INIT_PROG_IFS_TURBO) \ ) #define AR5K_INIT_BEACON_CONTROL ( \ (AR5K_INIT_RESET_TSF << 24) | (AR5K_INIT_BEACON_EN << 23) | \ (AR5K_INIT_TIM_OFFSET << 16) | (AR5K_INIT_BEACON_PERIOD) \ ) /* * Non-common initial register values which have to be loaded into the * card at boot time and after each reset. */ /* Register dumps are done per operation mode */ #define AR5K_INI_RFGAIN_5GHZ 0 #define AR5K_INI_RFGAIN_2GHZ 1 #define AR5K_INI_VAL_11A 0 #define AR5K_INI_VAL_11A_TURBO 1 #define AR5K_INI_VAL_11B 2 #define AR5K_INI_VAL_11G 3 #define AR5K_INI_VAL_11G_TURBO 4 #define AR5K_INI_VAL_XR 0 #define AR5K_INI_VAL_MAX 5 #define AR5K_RF5111_INI_RF_MAX_BANKS AR5K_MAX_RF_BANKS #define AR5K_RF5112_INI_RF_MAX_BANKS AR5K_MAX_RF_BANKS static inline u32 ath5k_hw_bitswap(u32 val, unsigned int bits) { u32 retval = 0, bit, i; for (i = 0; i < bits; i++) { bit = (val >> i) & 1; retval = (retval << 1) | bit; } return retval; }