ath5k_eeprom.c File Reference

#include <unistd.h>
#include <stdlib.h>
#include "ath5k.h"
#include "reg.h"
#include "base.h"

Go to the source code of this file.

Functions
	FILE_LICENCE (MIT)
	FILE_SECBOOT (FORBIDDEN)
static int	ath5k_hw_eeprom_read (struct ath5k_hw *ah, u32 offset, u16 *data)
static u16	ath5k_eeprom_bin2freq (struct ath5k_eeprom_info *ee, u16 bin, unsigned int mode)
static int	ath5k_eeprom_init_header (struct ath5k_hw *ah)
static int	ath5k_eeprom_read_ants (struct ath5k_hw *ah, u32 *offset, unsigned int mode)
static int	ath5k_eeprom_read_modes (struct ath5k_hw *ah, u32 *offset, unsigned int mode)
static int	ath5k_eeprom_read_turbo_modes (struct ath5k_hw *ah, u32 *offset, unsigned int mode)
static int	ath5k_eeprom_init_modes (struct ath5k_hw *ah)
static int	ath5k_eeprom_read_freq_list (struct ath5k_hw *ah, int *offset, int max, struct ath5k_chan_pcal_info *pc, unsigned int mode)
static int	ath5k_eeprom_init_11a_pcal_freq (struct ath5k_hw *ah, int offset)
static int	ath5k_eeprom_init_11bg_2413 (struct ath5k_hw *ah, unsigned int mode, int offset)
static void	ath5k_get_pcdac_intercepts (struct ath5k_hw *ah, u8 min, u8 max, u8 *vp)
static int	ath5k_eeprom_convert_pcal_info_5111 (struct ath5k_hw *ah, int mode, struct ath5k_chan_pcal_info *chinfo)
static int	ath5k_eeprom_read_pcal_info_5111 (struct ath5k_hw *ah, int mode)
static int	ath5k_eeprom_convert_pcal_info_5112 (struct ath5k_hw *ah, int mode, struct ath5k_chan_pcal_info *chinfo)
static int	ath5k_eeprom_read_pcal_info_5112 (struct ath5k_hw *ah, int mode)
static unsigned int	ath5k_pdgains_size_2413 (struct ath5k_eeprom_info *ee, unsigned int mode)
static unsigned int	ath5k_cal_data_offset_2413 (struct ath5k_eeprom_info *ee, int mode)
static int	ath5k_eeprom_convert_pcal_info_2413 (struct ath5k_hw *ah, int mode, struct ath5k_chan_pcal_info *chinfo)
static int	ath5k_eeprom_read_pcal_info_2413 (struct ath5k_hw *ah, int mode)
static int	ath5k_eeprom_read_target_rate_pwr_info (struct ath5k_hw *ah, unsigned int mode)
static int	ath5k_eeprom_read_pcal_info (struct ath5k_hw *ah)
static int	ath5k_eeprom_free_pcal_info (struct ath5k_hw *ah, int mode)
void	ath5k_eeprom_detach (struct ath5k_hw *ah)
static int	ath5k_eeprom_read_ctl_info (struct ath5k_hw *ah)
int	ath5k_eeprom_init (struct ath5k_hw *ah)
int	ath5k_eeprom_read_mac (struct ath5k_hw *ah, u8 *mac)
int	ath5k_eeprom_is_hb63 (struct ath5k_hw *ah)

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

MIT

)

FILE_SECBOOT()

FILE_SECBOOT

(

FORBIDDEN

)

ath5k_hw_eeprom_read()

int ath5k_hw_eeprom_read ( struct ath5k_hw * ah, u32 offset, u16 * data )

static

Definition at line 39 of file ath5k_eeprom.c.

{
        u32 status, timeout;
 
        /* Avoid returning uninitialised data on error */
        *data = 0xffff;
 
        /*
         * Initialize EEPROM access
         */
        if (ah->ah_version == AR5K_AR5210) {
                AR5K_REG_ENABLE_BITS(ah, AR5K_PCICFG, AR5K_PCICFG_EEAE);
                (void)ath5k_hw_reg_read(ah, AR5K_EEPROM_BASE + (4 * offset));
        } else {
                ath5k_hw_reg_write(ah, offset, AR5K_EEPROM_BASE);
                AR5K_REG_ENABLE_BITS(ah, AR5K_EEPROM_CMD,
                                AR5K_EEPROM_CMD_READ);
        }
 
        for (timeout = AR5K_TUNE_REGISTER_TIMEOUT; timeout > 0; timeout--) {
                status = ath5k_hw_reg_read(ah, AR5K_EEPROM_STATUS);
                if (status & AR5K_EEPROM_STAT_RDDONE) {
                        if (status & AR5K_EEPROM_STAT_RDERR)
                                return -EIO;
                        *data = (u16)(ath5k_hw_reg_read(ah, AR5K_EEPROM_DATA) &
                                        0xffff);
                        return 0;
                }
                udelay(15);
        }
 
        return -ETIMEDOUT;
}

References ah, AR5K_AR5210, AR5K_EEPROM_BASE, AR5K_EEPROM_CMD, AR5K_EEPROM_CMD_READ, AR5K_EEPROM_DATA, AR5K_EEPROM_STAT_RDDONE, AR5K_EEPROM_STAT_RDERR, AR5K_EEPROM_STATUS, AR5K_PCICFG, AR5K_PCICFG_EEAE, AR5K_REG_ENABLE_BITS, AR5K_TUNE_REGISTER_TIMEOUT, ath5k_hw_reg_read(), ath5k_hw_reg_write(), data, EIO, ETIMEDOUT, offset, status, timeout(), u16, u32, and udelay().

Referenced by ath5k_eeprom_is_hb63(), and ath5k_eeprom_read_mac().

ath5k_eeprom_bin2freq()

u16 ath5k_eeprom_bin2freq ( struct ath5k_eeprom_info * ee, u16 bin, unsigned int mode )

static

Definition at line 76 of file ath5k_eeprom.c.

{
        u16 val;
 
        if (bin == AR5K_EEPROM_CHANNEL_DIS)
                return bin;
 
        if (mode == AR5K_EEPROM_MODE_11A) {
                if (ee->ee_version > AR5K_EEPROM_VERSION_3_2)
                        val = (5 * bin) + 4800;
                else
                        val = bin > 62 ? (10 * 62) + (5 * (bin - 62)) + 5100 :
                                (bin * 10) + 5100;
        } else {
                if (ee->ee_version > AR5K_EEPROM_VERSION_3_2)
                        val = bin + 2300;
                else
                        val = bin + 2400;
        }
 
        return val;
}

References AR5K_EEPROM_CHANNEL_DIS, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_VERSION_3_2, ath5k_eeprom_info::ee_version, mode, u16, and val.

Referenced by ath5k_eeprom_init_11a_pcal_freq(), ath5k_eeprom_read_ctl_info(), ath5k_eeprom_read_freq_list(), ath5k_eeprom_read_modes(), and ath5k_eeprom_read_target_rate_pwr_info().

ath5k_eeprom_init_header()

int ath5k_eeprom_init_header ( struct ath5k_hw * ah )

static

Definition at line 104 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        int ret;
        u16 val;
 
        /*
         * Read values from EEPROM and store them in the capability structure
         */
        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_MAGIC, ee_magic);
        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_PROTECT, ee_protect);
        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_REG_DOMAIN, ee_regdomain);
        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_VERSION, ee_version);
        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_HDR, ee_header);
 
        /* Return if we have an old EEPROM */
        if (ah->ah_ee_version < AR5K_EEPROM_VERSION_3_0)
                return 0;
 
        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_ANT_GAIN(ah->ah_ee_version),
            ee_ant_gain);
 
        if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_4_0) {
                AR5K_EEPROM_READ_HDR(AR5K_EEPROM_MISC0, ee_misc0);
                AR5K_EEPROM_READ_HDR(AR5K_EEPROM_MISC1, ee_misc1);
 
                /* XXX: Don't know which versions include these two */
                AR5K_EEPROM_READ_HDR(AR5K_EEPROM_MISC2, ee_misc2);
 
                if (ee->ee_version >= AR5K_EEPROM_VERSION_4_3)
                        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_MISC3, ee_misc3);
 
                if (ee->ee_version >= AR5K_EEPROM_VERSION_5_0) {
                        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_MISC4, ee_misc4);
                        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_MISC5, ee_misc5);
                        AR5K_EEPROM_READ_HDR(AR5K_EEPROM_MISC6, ee_misc6);
                }
        }
 
        if (ah->ah_ee_version < AR5K_EEPROM_VERSION_3_3) {
                AR5K_EEPROM_READ(AR5K_EEPROM_OBDB0_2GHZ, val);
                ee->ee_ob[AR5K_EEPROM_MODE_11B][0] = val & 0x7;
                ee->ee_db[AR5K_EEPROM_MODE_11B][0] = (val >> 3) & 0x7;
 
                AR5K_EEPROM_READ(AR5K_EEPROM_OBDB1_2GHZ, val);
                ee->ee_ob[AR5K_EEPROM_MODE_11G][0] = val & 0x7;
                ee->ee_db[AR5K_EEPROM_MODE_11G][0] = (val >> 3) & 0x7;
        }
 
        AR5K_EEPROM_READ(AR5K_EEPROM_IS_HB63, val);
 
        if ((ah->ah_mac_version == (AR5K_SREV_AR2425 >> 4)) && val)
                ee->ee_is_hb63 = 1;
        else
                ee->ee_is_hb63 = 0;
 
        AR5K_EEPROM_READ(AR5K_EEPROM_RFKILL, val);
        ee->ee_rfkill_pin = (u8) AR5K_REG_MS(val, AR5K_EEPROM_RFKILL_GPIO_SEL);
        ee->ee_rfkill_pol = val & AR5K_EEPROM_RFKILL_POLARITY ? 1 : 0;
 
        return 0;
}

References ah, AR5K_EEPROM_ANT_GAIN, AR5K_EEPROM_HDR, AR5K_EEPROM_IS_HB63, AR5K_EEPROM_MAGIC, AR5K_EEPROM_MISC0, AR5K_EEPROM_MISC1, AR5K_EEPROM_MISC2, AR5K_EEPROM_MISC3, AR5K_EEPROM_MISC4, AR5K_EEPROM_MISC5, AR5K_EEPROM_MISC6, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_OBDB0_2GHZ, AR5K_EEPROM_OBDB1_2GHZ, AR5K_EEPROM_PROTECT, AR5K_EEPROM_READ, AR5K_EEPROM_READ_HDR, AR5K_EEPROM_REG_DOMAIN, AR5K_EEPROM_RFKILL, AR5K_EEPROM_RFKILL_GPIO_SEL, AR5K_EEPROM_RFKILL_POLARITY, AR5K_EEPROM_VERSION, AR5K_EEPROM_VERSION_3_0, AR5K_EEPROM_VERSION_3_3, AR5K_EEPROM_VERSION_4_0, AR5K_EEPROM_VERSION_4_3, AR5K_EEPROM_VERSION_5_0, AR5K_REG_MS, AR5K_SREV_AR2425, ath5k_eeprom_info::ee_ant_gain, ath5k_eeprom_info::ee_db, ath5k_eeprom_info::ee_header, ath5k_eeprom_info::ee_is_hb63, ath5k_eeprom_info::ee_magic, ath5k_eeprom_info::ee_misc0, ath5k_eeprom_info::ee_misc1, ath5k_eeprom_info::ee_misc2, ath5k_eeprom_info::ee_misc3, ath5k_eeprom_info::ee_misc4, ath5k_eeprom_info::ee_misc5, ath5k_eeprom_info::ee_misc6, ath5k_eeprom_info::ee_ob, ath5k_eeprom_info::ee_protect, ath5k_eeprom_info::ee_regdomain, ath5k_eeprom_info::ee_rfkill_pin, ath5k_eeprom_info::ee_rfkill_pol, ath5k_eeprom_info::ee_version, u16, u8, and val.

Referenced by ath5k_eeprom_init().

ath5k_eeprom_read_ants()

int ath5k_eeprom_read_ants ( struct ath5k_hw * ah, u32 * offset, unsigned int mode )

static

Definition at line 171 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        u32 o = *offset;
        u16 val;
        int ret, i = 0;
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_switch_settling[mode]      = (val >> 8) & 0x7f;
        ee->ee_atn_tx_rx[mode]          = (val >> 2) & 0x3f;
        ee->ee_ant_control[mode][i]   = (val << 4) & 0x3f;
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_ant_control[mode][i++] |= (val >> 12) & 0xf;
        ee->ee_ant_control[mode][i++] = (val >> 6) & 0x3f;
        ee->ee_ant_control[mode][i++] = val & 0x3f;
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_ant_control[mode][i++] = (val >> 10) & 0x3f;
        ee->ee_ant_control[mode][i++] = (val >> 4) & 0x3f;
        ee->ee_ant_control[mode][i]   = (val << 2) & 0x3f;
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_ant_control[mode][i++] |= (val >> 14) & 0x3;
        ee->ee_ant_control[mode][i++] = (val >> 8) & 0x3f;
        ee->ee_ant_control[mode][i++] = (val >> 2) & 0x3f;
        ee->ee_ant_control[mode][i]   = (val << 4) & 0x3f;
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_ant_control[mode][i++] |= (val >> 12) & 0xf;
        ee->ee_ant_control[mode][i++] = (val >> 6) & 0x3f;
        ee->ee_ant_control[mode][i++] = val & 0x3f;
 
        /* Get antenna modes */
        ah->ah_antenna[mode][0] =
            (ee->ee_ant_control[mode][0] << 4);
        ah->ah_antenna[mode][AR5K_ANT_FIXED_A] =
             ee->ee_ant_control[mode][1]      |
            (ee->ee_ant_control[mode][2] << 6)        |
            (ee->ee_ant_control[mode][3] << 12) |
            (ee->ee_ant_control[mode][4] << 18) |
            (ee->ee_ant_control[mode][5] << 24);
        ah->ah_antenna[mode][AR5K_ANT_FIXED_B] =
             ee->ee_ant_control[mode][6]      |
            (ee->ee_ant_control[mode][7] << 6)        |
            (ee->ee_ant_control[mode][8] << 12) |
            (ee->ee_ant_control[mode][9] << 18) |
            (ee->ee_ant_control[mode][10] << 24);
 
        /* return new offset */
        *offset = o;
 
        return 0;
}

References ah, AR5K_ANT_FIXED_A, AR5K_ANT_FIXED_B, AR5K_EEPROM_READ, ath5k_eeprom_info::ee_ant_control, ath5k_eeprom_info::ee_atn_tx_rx, ath5k_eeprom_info::ee_switch_settling, mode, offset, u16, u32, and val.

Referenced by ath5k_eeprom_init_modes().

ath5k_eeprom_read_modes()

int ath5k_eeprom_read_modes ( struct ath5k_hw * ah, u32 * offset, unsigned int mode )

static

Definition at line 231 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        u32 o = *offset;
        u16 val;
        int ret;
 
        ee->ee_n_piers[mode] = 0;
        AR5K_EEPROM_READ(o++, val);
        ee->ee_adc_desired_size[mode]    = (s8)((val >> 8) & 0xff);
        switch(mode) {
        case AR5K_EEPROM_MODE_11A:
                ee->ee_ob[mode][3]     = (val >> 5) & 0x7;
                ee->ee_db[mode][3]     = (val >> 2) & 0x7;
                ee->ee_ob[mode][2]     = (val << 1) & 0x7;
 
                AR5K_EEPROM_READ(o++, val);
                ee->ee_ob[mode][2]     |= (val >> 15) & 0x1;
                ee->ee_db[mode][2]     = (val >> 12) & 0x7;
                ee->ee_ob[mode][1]     = (val >> 9) & 0x7;
                ee->ee_db[mode][1]     = (val >> 6) & 0x7;
                ee->ee_ob[mode][0]     = (val >> 3) & 0x7;
                ee->ee_db[mode][0]     = val & 0x7;
                break;
        case AR5K_EEPROM_MODE_11G:
        case AR5K_EEPROM_MODE_11B:
                ee->ee_ob[mode][1]     = (val >> 4) & 0x7;
                ee->ee_db[mode][1]     = val & 0x7;
                break;
        }
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_tx_end2xlna_enable[mode]        = (val >> 8) & 0xff;
        ee->ee_thr_62[mode]                = val & 0xff;
 
        if (ah->ah_ee_version <= AR5K_EEPROM_VERSION_3_2)
                ee->ee_thr_62[mode] = mode == AR5K_EEPROM_MODE_11A ? 15 : 28;
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_tx_end2xpa_disable[mode]        = (val >> 8) & 0xff;
        ee->ee_tx_frm2xpa_enable[mode]  = val & 0xff;
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_pga_desired_size[mode]    = (val >> 8) & 0xff;
 
        if ((val & 0xff) & 0x80)
                ee->ee_noise_floor_thr[mode] = -((((val & 0xff) ^ 0xff)) + 1);
        else
                ee->ee_noise_floor_thr[mode] = val & 0xff;
 
        if (ah->ah_ee_version <= AR5K_EEPROM_VERSION_3_2)
                ee->ee_noise_floor_thr[mode] =
                    mode == AR5K_EEPROM_MODE_11A ? -54 : -1;
 
        AR5K_EEPROM_READ(o++, val);
        ee->ee_xlna_gain[mode]          = (val >> 5) & 0xff;
        ee->ee_x_gain[mode]                = (val >> 1) & 0xf;
        ee->ee_xpd[mode]              = val & 0x1;
 
        if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_4_0)
                ee->ee_fixed_bias[mode] = (val >> 13) & 0x1;
 
        if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_3_3) {
                AR5K_EEPROM_READ(o++, val);
                ee->ee_false_detect[mode] = (val >> 6) & 0x7f;
 
                if (mode == AR5K_EEPROM_MODE_11A)
                        ee->ee_xr_power[mode] = val & 0x3f;
                else {
                        ee->ee_ob[mode][0] = val & 0x7;
                        ee->ee_db[mode][0] = (val >> 3) & 0x7;
                }
        }
 
        if (ah->ah_ee_version < AR5K_EEPROM_VERSION_3_4) {
                ee->ee_i_gain[mode] = AR5K_EEPROM_I_GAIN;
                ee->ee_cck_ofdm_power_delta = AR5K_EEPROM_CCK_OFDM_DELTA;
        } else {
                ee->ee_i_gain[mode] = (val >> 13) & 0x7;
 
                AR5K_EEPROM_READ(o++, val);
                ee->ee_i_gain[mode] |= (val << 3) & 0x38;
 
                if (mode == AR5K_EEPROM_MODE_11G) {
                        ee->ee_cck_ofdm_power_delta = (val >> 3) & 0xff;
                        if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_4_6)
                                ee->ee_scaled_cck_delta = (val >> 11) & 0x1f;
                }
        }
 
        if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_4_0 &&
                        mode == AR5K_EEPROM_MODE_11A) {
                ee->ee_i_cal[mode] = (val >> 8) & 0x3f;
                ee->ee_q_cal[mode] = (val >> 3) & 0x1f;
        }
 
        if (ah->ah_ee_version < AR5K_EEPROM_VERSION_4_0)
                goto done;
 
        /* Note: >= v5 have bg freq piers on another location
         * so these freq piers are ignored for >= v5 (should be 0xff
         * anyway) */
        switch(mode) {
        case AR5K_EEPROM_MODE_11A:
                if (ah->ah_ee_version < AR5K_EEPROM_VERSION_4_1)
                        break;
 
                AR5K_EEPROM_READ(o++, val);
                ee->ee_margin_tx_rx[mode] = val & 0x3f;
                break;
        case AR5K_EEPROM_MODE_11B:
                AR5K_EEPROM_READ(o++, val);
 
                ee->ee_pwr_cal_b[0].freq =
                        ath5k_eeprom_bin2freq(ee, val & 0xff, mode);
                if (ee->ee_pwr_cal_b[0].freq != AR5K_EEPROM_CHANNEL_DIS)
                        ee->ee_n_piers[mode]++;
 
                ee->ee_pwr_cal_b[1].freq =
                        ath5k_eeprom_bin2freq(ee, (val >> 8) & 0xff, mode);
                if (ee->ee_pwr_cal_b[1].freq != AR5K_EEPROM_CHANNEL_DIS)
                        ee->ee_n_piers[mode]++;
 
                AR5K_EEPROM_READ(o++, val);
                ee->ee_pwr_cal_b[2].freq =
                        ath5k_eeprom_bin2freq(ee, val & 0xff, mode);
                if (ee->ee_pwr_cal_b[2].freq != AR5K_EEPROM_CHANNEL_DIS)
                        ee->ee_n_piers[mode]++;
 
                if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_4_1)
                        ee->ee_margin_tx_rx[mode] = (val >> 8) & 0x3f;
                break;
        case AR5K_EEPROM_MODE_11G:
                AR5K_EEPROM_READ(o++, val);
 
                ee->ee_pwr_cal_g[0].freq =
                        ath5k_eeprom_bin2freq(ee, val & 0xff, mode);
                if (ee->ee_pwr_cal_g[0].freq != AR5K_EEPROM_CHANNEL_DIS)
                        ee->ee_n_piers[mode]++;
 
                ee->ee_pwr_cal_g[1].freq =
                        ath5k_eeprom_bin2freq(ee, (val >> 8) & 0xff, mode);
                if (ee->ee_pwr_cal_g[1].freq != AR5K_EEPROM_CHANNEL_DIS)
                        ee->ee_n_piers[mode]++;
 
                AR5K_EEPROM_READ(o++, val);
                ee->ee_turbo_max_power[mode] = val & 0x7f;
                ee->ee_xr_power[mode] = (val >> 7) & 0x3f;
 
                AR5K_EEPROM_READ(o++, val);
                ee->ee_pwr_cal_g[2].freq =
                        ath5k_eeprom_bin2freq(ee, val & 0xff, mode);
                if (ee->ee_pwr_cal_g[2].freq != AR5K_EEPROM_CHANNEL_DIS)
                        ee->ee_n_piers[mode]++;
 
                if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_4_1)
                        ee->ee_margin_tx_rx[mode] = (val >> 8) & 0x3f;
 
                AR5K_EEPROM_READ(o++, val);
                ee->ee_i_cal[mode] = (val >> 8) & 0x3f;
                ee->ee_q_cal[mode] = (val >> 3) & 0x1f;
 
                if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_4_2) {
                        AR5K_EEPROM_READ(o++, val);
                        ee->ee_cck_ofdm_gain_delta = val & 0xff;
                }
                break;
        }
 
done:
        /* return new offset */
        *offset = o;
 
        return 0;
}

References ah, AR5K_EEPROM_CCK_OFDM_DELTA, AR5K_EEPROM_CHANNEL_DIS, AR5K_EEPROM_I_GAIN, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_READ, AR5K_EEPROM_VERSION_3_2, AR5K_EEPROM_VERSION_3_3, AR5K_EEPROM_VERSION_3_4, AR5K_EEPROM_VERSION_4_0, AR5K_EEPROM_VERSION_4_1, AR5K_EEPROM_VERSION_4_2, AR5K_EEPROM_VERSION_4_6, ath5k_eeprom_bin2freq(), done, ath5k_eeprom_info::ee_adc_desired_size, ath5k_eeprom_info::ee_cck_ofdm_gain_delta, ath5k_eeprom_info::ee_cck_ofdm_power_delta, ath5k_eeprom_info::ee_db, ath5k_eeprom_info::ee_false_detect, ath5k_eeprom_info::ee_fixed_bias, ath5k_eeprom_info::ee_i_cal, ath5k_eeprom_info::ee_i_gain, ath5k_eeprom_info::ee_margin_tx_rx, ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_noise_floor_thr, ath5k_eeprom_info::ee_ob, ath5k_eeprom_info::ee_pga_desired_size, ath5k_eeprom_info::ee_pwr_cal_b, ath5k_eeprom_info::ee_pwr_cal_g, ath5k_eeprom_info::ee_q_cal, ath5k_eeprom_info::ee_scaled_cck_delta, ath5k_eeprom_info::ee_thr_62, ath5k_eeprom_info::ee_turbo_max_power, ath5k_eeprom_info::ee_tx_end2xlna_enable, ath5k_eeprom_info::ee_tx_end2xpa_disable, ath5k_eeprom_info::ee_tx_frm2xpa_enable, ath5k_eeprom_info::ee_x_gain, ath5k_eeprom_info::ee_xlna_gain, ath5k_eeprom_info::ee_xpd, ath5k_eeprom_info::ee_xr_power, ath5k_chan_pcal_info::freq, mode, offset, u16, u32, and val.

Referenced by ath5k_eeprom_init_modes().

ath5k_eeprom_read_turbo_modes()

int ath5k_eeprom_read_turbo_modes ( struct ath5k_hw * ah, u32 * offset, unsigned int mode )

static

Definition at line 412 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        u32 o = *offset;
        u16 val;
        int ret;
 
        if (ee->ee_version < AR5K_EEPROM_VERSION_5_0)
                return 0;
 
        AR5K_EEPROM_READ(o++, val);
        switch (mode){
        case AR5K_EEPROM_MODE_11A:
                ee->ee_switch_settling_turbo[mode] = (val >> 6) & 0x7f;
 
                ee->ee_atn_tx_rx_turbo[mode] = (val >> 13) & 0x7;
                AR5K_EEPROM_READ(o++, val);
                ee->ee_atn_tx_rx_turbo[mode] |= (val & 0x7) << 3;
                ee->ee_margin_tx_rx_turbo[mode] = (val >> 3) & 0x3f;
 
                ee->ee_adc_desired_size_turbo[mode] = (val >> 9) & 0x7f;
                AR5K_EEPROM_READ(o++, val);
                ee->ee_adc_desired_size_turbo[mode] |= (val & 0x1) << 7;
                ee->ee_pga_desired_size_turbo[mode] = (val >> 1) & 0xff;
 
                if (AR5K_EEPROM_EEMAP(ee->ee_misc0) >=2)
                        ee->ee_pd_gain_overlap = (val >> 9) & 0xf;
                break;
        case AR5K_EEPROM_MODE_11G:
                ee->ee_switch_settling_turbo[mode] = (val >> 8) & 0x7f;
 
                ee->ee_atn_tx_rx_turbo[mode] = (val >> 15) & 0x7;
                AR5K_EEPROM_READ(o++, val);
                ee->ee_atn_tx_rx_turbo[mode] |= (val & 0x1f) << 1;
                ee->ee_margin_tx_rx_turbo[mode] = (val >> 5) & 0x3f;
 
                ee->ee_adc_desired_size_turbo[mode] = (val >> 11) & 0x7f;
                AR5K_EEPROM_READ(o++, val);
                ee->ee_adc_desired_size_turbo[mode] |= (val & 0x7) << 5;
                ee->ee_pga_desired_size_turbo[mode] = (val >> 3) & 0xff;
                break;
        }
 
        /* return new offset */
        *offset = o;
 
        return 0;
}

References ah, AR5K_EEPROM_EEMAP, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_READ, AR5K_EEPROM_VERSION_5_0, ath5k_eeprom_info::ee_adc_desired_size_turbo, ath5k_eeprom_info::ee_atn_tx_rx_turbo, ath5k_eeprom_info::ee_margin_tx_rx_turbo, ath5k_eeprom_info::ee_misc0, ath5k_eeprom_info::ee_pd_gain_overlap, ath5k_eeprom_info::ee_pga_desired_size_turbo, ath5k_eeprom_info::ee_switch_settling_turbo, ath5k_eeprom_info::ee_version, mode, offset, u16, u32, and val.

Referenced by ath5k_eeprom_init_modes().

ath5k_eeprom_init_modes()

int ath5k_eeprom_init_modes ( struct ath5k_hw * ah )

static

Definition at line 464 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        u32 mode_offset[3];
        unsigned int mode;
        u32 offset;
        int ret;
 
        /*
         * Get values for all modes
         */
        mode_offset[AR5K_EEPROM_MODE_11A] = AR5K_EEPROM_MODES_11A(ah->ah_ee_version);
        mode_offset[AR5K_EEPROM_MODE_11B] = AR5K_EEPROM_MODES_11B(ah->ah_ee_version);
        mode_offset[AR5K_EEPROM_MODE_11G] = AR5K_EEPROM_MODES_11G(ah->ah_ee_version);
 
        ee->ee_turbo_max_power[AR5K_EEPROM_MODE_11A] =
                AR5K_EEPROM_HDR_T_5GHZ_DBM(ee->ee_header);
 
        for (mode = AR5K_EEPROM_MODE_11A; mode <= AR5K_EEPROM_MODE_11G; mode++) {
                offset = mode_offset[mode];
 
                ret = ath5k_eeprom_read_ants(ah, &offset, mode);
                if (ret)
                        return ret;
 
                ret = ath5k_eeprom_read_modes(ah, &offset, mode);
                if (ret)
                        return ret;
 
                ret = ath5k_eeprom_read_turbo_modes(ah, &offset, mode);
                if (ret)
                        return ret;
        }
 
        /* override for older eeprom versions for better performance */
        if (ah->ah_ee_version <= AR5K_EEPROM_VERSION_3_2) {
                ee->ee_thr_62[AR5K_EEPROM_MODE_11A] = 15;
                ee->ee_thr_62[AR5K_EEPROM_MODE_11B] = 28;
                ee->ee_thr_62[AR5K_EEPROM_MODE_11G] = 28;
        }
 
        return 0;
}

References ah, AR5K_EEPROM_HDR_T_5GHZ_DBM, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_MODES_11A, AR5K_EEPROM_MODES_11B, AR5K_EEPROM_MODES_11G, AR5K_EEPROM_VERSION_3_2, ath5k_eeprom_read_ants(), ath5k_eeprom_read_modes(), ath5k_eeprom_read_turbo_modes(), ath5k_eeprom_info::ee_header, ath5k_eeprom_info::ee_thr_62, ath5k_eeprom_info::ee_turbo_max_power, mode, offset, and u32.

Referenced by ath5k_eeprom_init().

ath5k_eeprom_read_freq_list()

int ath5k_eeprom_read_freq_list ( struct ath5k_hw * ah, int * offset, int max, struct ath5k_chan_pcal_info * pc, unsigned int mode )

inlinestatic

Definition at line 511 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        int o = *offset;
        int i = 0;
        u8 freq1, freq2;
        int ret;
        u16 val;
 
        ee->ee_n_piers[mode] = 0;
        while(i < max) {
                AR5K_EEPROM_READ(o++, val);
 
                freq1 = val & 0xff;
                if (!freq1)
                        break;
 
                pc[i++].freq = ath5k_eeprom_bin2freq(ee,
                                freq1, mode);
                ee->ee_n_piers[mode]++;
 
                freq2 = (val >> 8) & 0xff;
                if (!freq2)
                        break;
 
                pc[i++].freq = ath5k_eeprom_bin2freq(ee,
                                freq2, mode);
                ee->ee_n_piers[mode]++;
        }
 
        /* return new offset */
        *offset = o;
 
        return 0;
}

References ah, AR5K_EEPROM_READ, ath5k_eeprom_bin2freq(), ath5k_eeprom_info::ee_n_piers, ath5k_chan_pcal_info::freq, max, mode, offset, u16, u8, and val.

Referenced by ath5k_eeprom_init_11a_pcal_freq(), and ath5k_eeprom_init_11bg_2413().

ath5k_eeprom_init_11a_pcal_freq()

int ath5k_eeprom_init_11a_pcal_freq ( struct ath5k_hw * ah, int offset )

static

Definition at line 550 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info *pcal = ee->ee_pwr_cal_a;
        int i, ret;
        u16 val;
        u8 mask;
 
        if (ee->ee_version >= AR5K_EEPROM_VERSION_3_3) {
                ath5k_eeprom_read_freq_list(ah, &offset,
                        AR5K_EEPROM_N_5GHZ_CHAN, pcal,
                        AR5K_EEPROM_MODE_11A);
        } else {
                mask = AR5K_EEPROM_FREQ_M(ah->ah_ee_version);
 
                AR5K_EEPROM_READ(offset++, val);
                pcal[0].freq  = (val >> 9) & mask;
                pcal[1].freq  = (val >> 2) & mask;
                pcal[2].freq  = (val << 5) & mask;
 
                AR5K_EEPROM_READ(offset++, val);
                pcal[2].freq |= (val >> 11) & 0x1f;
                pcal[3].freq  = (val >> 4) & mask;
                pcal[4].freq  = (val << 3) & mask;
 
                AR5K_EEPROM_READ(offset++, val);
                pcal[4].freq |= (val >> 13) & 0x7;
                pcal[5].freq  = (val >> 6) & mask;
                pcal[6].freq  = (val << 1) & mask;
 
                AR5K_EEPROM_READ(offset++, val);
                pcal[6].freq |= (val >> 15) & 0x1;
                pcal[7].freq  = (val >> 8) & mask;
                pcal[8].freq  = (val >> 1) & mask;
                pcal[9].freq  = (val << 6) & mask;
 
                AR5K_EEPROM_READ(offset++, val);
                pcal[9].freq |= (val >> 10) & 0x3f;
 
                /* Fixed number of piers */
                ee->ee_n_piers[AR5K_EEPROM_MODE_11A] = 10;
 
                for (i = 0; i < AR5K_EEPROM_N_5GHZ_CHAN; i++) {
                        pcal[i].freq = ath5k_eeprom_bin2freq(ee,
                                pcal[i].freq, AR5K_EEPROM_MODE_11A);
                }
        }
 
        return 0;
}

References ah, AR5K_EEPROM_FREQ_M, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_N_5GHZ_CHAN, AR5K_EEPROM_READ, AR5K_EEPROM_VERSION_3_3, ath5k_eeprom_bin2freq(), ath5k_eeprom_read_freq_list(), ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pwr_cal_a, ath5k_eeprom_info::ee_version, ath5k_chan_pcal_info::freq, offset, u16, u8, and val.

Referenced by ath5k_eeprom_read_pcal_info_2413(), ath5k_eeprom_read_pcal_info_5111(), and ath5k_eeprom_read_pcal_info_5112().

ath5k_eeprom_init_11bg_2413()

int ath5k_eeprom_init_11bg_2413 ( struct ath5k_hw * ah, unsigned int mode, int offset )

inlinestatic

Definition at line 603 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info *pcal;
 
        switch(mode) {
        case AR5K_EEPROM_MODE_11B:
                pcal = ee->ee_pwr_cal_b;
                break;
        case AR5K_EEPROM_MODE_11G:
                pcal = ee->ee_pwr_cal_g;
                break;
        default:
                return -EINVAL;
        }
 
        ath5k_eeprom_read_freq_list(ah, &offset,
                AR5K_EEPROM_N_2GHZ_CHAN_2413, pcal,
                mode);
 
        return 0;
}

References ah, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_N_2GHZ_CHAN_2413, ath5k_eeprom_read_freq_list(), ath5k_eeprom_info::ee_pwr_cal_b, ath5k_eeprom_info::ee_pwr_cal_g, EINVAL, mode, and offset.

Referenced by ath5k_eeprom_read_pcal_info_2413().

ath5k_get_pcdac_intercepts()

void ath5k_get_pcdac_intercepts ( struct ath5k_hw * ah, u8 min, u8 max, u8 * vp )

inlinestatic

Definition at line 647 of file ath5k_eeprom.c.

{
        static const u16 intercepts3[] =
                { 0, 5, 10, 20, 30, 50, 70, 85, 90, 95, 100 };
        static const u16 intercepts3_2[] =
                { 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 };
        const u16 *ip;
        unsigned i;
 
        if (ah->ah_ee_version >= AR5K_EEPROM_VERSION_3_2)
                ip = intercepts3_2;
        else
                ip = intercepts3;
 
        for (i = 0; i < ARRAY_SIZE(intercepts3); i++)
                vp[i] = (ip[i] * max + (100 - ip[i]) * min) / 100;
}

References ah, AR5K_EEPROM_VERSION_3_2, ARRAY_SIZE, ip, max, min, u16, u8, and vp.

Referenced by ath5k_eeprom_read_pcal_info_5111().

ath5k_eeprom_convert_pcal_info_5111()

int ath5k_eeprom_convert_pcal_info_5111 ( struct ath5k_hw * ah, int mode, struct ath5k_chan_pcal_info * chinfo )

static

Definition at line 668 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info_rf5111 *pcinfo;
        struct ath5k_pdgain_info *pd;
        u8 pier, point, idx;
        u8 *pdgain_idx = ee->ee_pdc_to_idx[mode];
 
        /* Fill raw data for each calibration pier */
        for (pier = 0; pier < ee->ee_n_piers[mode]; pier++) {
 
                pcinfo = &chinfo[pier].rf5111_info;
 
                /* Allocate pd_curves for this cal pier */
                chinfo[pier].pd_curves =
                        calloc(AR5K_EEPROM_N_PD_CURVES,
                               sizeof(struct ath5k_pdgain_info));
 
                if (!chinfo[pier].pd_curves)
                        return -ENOMEM;
 
                /* Only one curve for RF5111
                 * find out which one and place
                 * in in pd_curves.
                 * Note: ee_x_gain is reversed here */
                for (idx = 0; idx < AR5K_EEPROM_N_PD_CURVES; idx++) {
 
                        if (!((ee->ee_x_gain[mode] >> idx) & 0x1)) {
                                pdgain_idx[0] = idx;
                                break;
                        }
                }
 
                ee->ee_pd_gains[mode] = 1;
 
                pd = &chinfo[pier].pd_curves[idx];
 
                pd->pd_points = AR5K_EEPROM_N_PWR_POINTS_5111;
 
                /* Allocate pd points for this curve */
                pd->pd_step = calloc(AR5K_EEPROM_N_PWR_POINTS_5111, sizeof(u8));
                if (!pd->pd_step)
                        return -ENOMEM;
 
                pd->pd_pwr = calloc(AR5K_EEPROM_N_PWR_POINTS_5111, sizeof(s16));
                if (!pd->pd_pwr)
                        return -ENOMEM;
 
                /* Fill raw dataset
                 * (convert power to 0.25dB units
                 * for RF5112 combatibility) */
                for (point = 0; point < pd->pd_points; point++) {
 
                        /* Absolute values */
                        pd->pd_pwr[point] = 2 * pcinfo->pwr[point];
 
                        /* Already sorted */
                        pd->pd_step[point] = pcinfo->pcdac[point];
                }
 
                /* Set min/max pwr */
                chinfo[pier].min_pwr = pd->pd_pwr[0];
                chinfo[pier].max_pwr = pd->pd_pwr[10];
 
        }
 
        return 0;
}

References ah, AR5K_EEPROM_N_PD_CURVES, AR5K_EEPROM_N_PWR_POINTS_5111, calloc(), ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pd_gains, ath5k_eeprom_info::ee_pdc_to_idx, ath5k_eeprom_info::ee_x_gain, ENOMEM, ath5k_chan_pcal_info::max_pwr, ath5k_chan_pcal_info::min_pwr, mode, ath5k_chan_pcal_info_rf5111::pcdac, ath5k_chan_pcal_info::pd_curves, ath5k_pdgain_info::pd_points, ath5k_pdgain_info::pd_pwr, ath5k_pdgain_info::pd_step, ath5k_chan_pcal_info_rf5111::pwr, ath5k_chan_pcal_info::rf5111_info, and u8.

Referenced by ath5k_eeprom_read_pcal_info_5111().

ath5k_eeprom_read_pcal_info_5111()

int ath5k_eeprom_read_pcal_info_5111 ( struct ath5k_hw * ah, int mode )

static

Definition at line 740 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info *pcal;
        int offset, ret;
        int i;
        u16 val;
 
        offset = AR5K_EEPROM_GROUPS_START(ee->ee_version);
        switch(mode) {
        case AR5K_EEPROM_MODE_11A:
                if (!AR5K_EEPROM_HDR_11A(ee->ee_header))
                        return 0;
 
                ret = ath5k_eeprom_init_11a_pcal_freq(ah,
                        offset + AR5K_EEPROM_GROUP1_OFFSET);
                if (ret < 0)
                        return ret;
 
                offset += AR5K_EEPROM_GROUP2_OFFSET;
                pcal = ee->ee_pwr_cal_a;
                break;
        case AR5K_EEPROM_MODE_11B:
                if (!AR5K_EEPROM_HDR_11B(ee->ee_header) &&
                    !AR5K_EEPROM_HDR_11G(ee->ee_header))
                        return 0;
 
                pcal = ee->ee_pwr_cal_b;
                offset += AR5K_EEPROM_GROUP3_OFFSET;
 
                /* fixed piers */
                pcal[0].freq = 2412;
                pcal[1].freq = 2447;
                pcal[2].freq = 2484;
                ee->ee_n_piers[mode] = 3;
                break;
        case AR5K_EEPROM_MODE_11G:
                if (!AR5K_EEPROM_HDR_11G(ee->ee_header))
                        return 0;
 
                pcal = ee->ee_pwr_cal_g;
                offset += AR5K_EEPROM_GROUP4_OFFSET;
 
                /* fixed piers */
                pcal[0].freq = 2312;
                pcal[1].freq = 2412;
                pcal[2].freq = 2484;
                ee->ee_n_piers[mode] = 3;
                break;
        default:
                return -EINVAL;
        }
 
        for (i = 0; i < ee->ee_n_piers[mode]; i++) {
                struct ath5k_chan_pcal_info_rf5111 *cdata =
                        &pcal[i].rf5111_info;
 
                AR5K_EEPROM_READ(offset++, val);
                cdata->pcdac_max = ((val >> 10) & AR5K_EEPROM_PCDAC_M);
                cdata->pcdac_min = ((val >> 4) & AR5K_EEPROM_PCDAC_M);
                cdata->pwr[0] = ((val << 2) & AR5K_EEPROM_POWER_M);
 
                AR5K_EEPROM_READ(offset++, val);
                cdata->pwr[0] |= ((val >> 14) & 0x3);
                cdata->pwr[1] = ((val >> 8) & AR5K_EEPROM_POWER_M);
                cdata->pwr[2] = ((val >> 2) & AR5K_EEPROM_POWER_M);
                cdata->pwr[3] = ((val << 4) & AR5K_EEPROM_POWER_M);
 
                AR5K_EEPROM_READ(offset++, val);
                cdata->pwr[3] |= ((val >> 12) & 0xf);
                cdata->pwr[4] = ((val >> 6) & AR5K_EEPROM_POWER_M);
                cdata->pwr[5] = (val  & AR5K_EEPROM_POWER_M);
 
                AR5K_EEPROM_READ(offset++, val);
                cdata->pwr[6] = ((val >> 10) & AR5K_EEPROM_POWER_M);
                cdata->pwr[7] = ((val >> 4) & AR5K_EEPROM_POWER_M);
                cdata->pwr[8] = ((val << 2) & AR5K_EEPROM_POWER_M);
 
                AR5K_EEPROM_READ(offset++, val);
                cdata->pwr[8] |= ((val >> 14) & 0x3);
                cdata->pwr[9] = ((val >> 8) & AR5K_EEPROM_POWER_M);
                cdata->pwr[10] = ((val >> 2) & AR5K_EEPROM_POWER_M);
 
                ath5k_get_pcdac_intercepts(ah, cdata->pcdac_min,
                        cdata->pcdac_max, cdata->pcdac);
        }
 
        return ath5k_eeprom_convert_pcal_info_5111(ah, mode, pcal);
}

References ah, AR5K_EEPROM_GROUP1_OFFSET, AR5K_EEPROM_GROUP2_OFFSET, AR5K_EEPROM_GROUP3_OFFSET, AR5K_EEPROM_GROUP4_OFFSET, AR5K_EEPROM_GROUPS_START, AR5K_EEPROM_HDR_11A, AR5K_EEPROM_HDR_11B, AR5K_EEPROM_HDR_11G, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_PCDAC_M, AR5K_EEPROM_POWER_M, AR5K_EEPROM_READ, ath5k_eeprom_convert_pcal_info_5111(), ath5k_eeprom_init_11a_pcal_freq(), ath5k_get_pcdac_intercepts(), ath5k_eeprom_info::ee_header, ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pwr_cal_a, ath5k_eeprom_info::ee_pwr_cal_b, ath5k_eeprom_info::ee_pwr_cal_g, ath5k_eeprom_info::ee_version, EINVAL, ath5k_chan_pcal_info::freq, mode, offset, ath5k_chan_pcal_info_rf5111::pcdac, ath5k_chan_pcal_info_rf5111::pcdac_max, ath5k_chan_pcal_info_rf5111::pcdac_min, ath5k_chan_pcal_info_rf5111::pwr, ath5k_chan_pcal_info::rf5111_info, u16, and val.

Referenced by ath5k_eeprom_read_pcal_info().

ath5k_eeprom_convert_pcal_info_5112()

int ath5k_eeprom_convert_pcal_info_5112 ( struct ath5k_hw * ah, int mode, struct ath5k_chan_pcal_info * chinfo )

static

Definition at line 849 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info_rf5112 *pcinfo;
        u8 *pdgain_idx = ee->ee_pdc_to_idx[mode];
        unsigned int pier, pdg, point;
 
        /* Fill raw data for each calibration pier */
        for (pier = 0; pier < ee->ee_n_piers[mode]; pier++) {
 
                pcinfo = &chinfo[pier].rf5112_info;
 
                /* Allocate pd_curves for this cal pier */
                chinfo[pier].pd_curves =
                                calloc(AR5K_EEPROM_N_PD_CURVES,
                                       sizeof(struct ath5k_pdgain_info));
 
                if (!chinfo[pier].pd_curves)
                        return -ENOMEM;
 
                /* Fill pd_curves */
                for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) {
 
                        u8 idx = pdgain_idx[pdg];
                        struct ath5k_pdgain_info *pd =
                                        &chinfo[pier].pd_curves[idx];
 
                        /* Lowest gain curve (max power) */
                        if (pdg == 0) {
                                /* One more point for better accuracy */
                                pd->pd_points = AR5K_EEPROM_N_XPD0_POINTS;
 
                                /* Allocate pd points for this curve */
                                pd->pd_step = calloc(pd->pd_points, sizeof(u8));
 
                                if (!pd->pd_step)
                                        return -ENOMEM;
 
                                pd->pd_pwr = calloc(pd->pd_points, sizeof(s16));
 
                                if (!pd->pd_pwr)
                                        return -ENOMEM;
 
 
                                /* Fill raw dataset
                                 * (all power levels are in 0.25dB units) */
                                pd->pd_step[0] = pcinfo->pcdac_x0[0];
                                pd->pd_pwr[0] = pcinfo->pwr_x0[0];
 
                                for (point = 1; point < pd->pd_points;
                                point++) {
                                        /* Absolute values */
                                        pd->pd_pwr[point] =
                                                pcinfo->pwr_x0[point];
 
                                        /* Deltas */
                                        pd->pd_step[point] =
                                                pd->pd_step[point - 1] +
                                                pcinfo->pcdac_x0[point];
                                }
 
                                /* Set min power for this frequency */
                                chinfo[pier].min_pwr = pd->pd_pwr[0];
 
                        /* Highest gain curve (min power) */
                        } else if (pdg == 1) {
 
                                pd->pd_points = AR5K_EEPROM_N_XPD3_POINTS;
 
                                /* Allocate pd points for this curve */
                                pd->pd_step = calloc(pd->pd_points, sizeof(u8));
 
                                if (!pd->pd_step)
                                        return -ENOMEM;
 
                                pd->pd_pwr = calloc(pd->pd_points, sizeof(s16));
 
                                if (!pd->pd_pwr)
                                        return -ENOMEM;
 
                                /* Fill raw dataset
                                 * (all power levels are in 0.25dB units) */
                                for (point = 0; point < pd->pd_points;
                                point++) {
                                        /* Absolute values */
                                        pd->pd_pwr[point] =
                                                pcinfo->pwr_x3[point];
 
                                        /* Fixed points */
                                        pd->pd_step[point] =
                                                pcinfo->pcdac_x3[point];
                                }
 
                                /* Since we have a higher gain curve
                                 * override min power */
                                chinfo[pier].min_pwr = pd->pd_pwr[0];
                        }
                }
        }
 
        return 0;
}

References ah, AR5K_EEPROM_N_PD_CURVES, AR5K_EEPROM_N_XPD0_POINTS, AR5K_EEPROM_N_XPD3_POINTS, calloc(), ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pd_gains, ath5k_eeprom_info::ee_pdc_to_idx, ENOMEM, ath5k_chan_pcal_info::min_pwr, mode, ath5k_chan_pcal_info_rf5112::pcdac_x0, ath5k_chan_pcal_info_rf5112::pcdac_x3, ath5k_chan_pcal_info::pd_curves, ath5k_pdgain_info::pd_points, ath5k_pdgain_info::pd_pwr, ath5k_pdgain_info::pd_step, ath5k_chan_pcal_info_rf5112::pwr_x0, ath5k_chan_pcal_info_rf5112::pwr_x3, ath5k_chan_pcal_info::rf5112_info, and u8.

Referenced by ath5k_eeprom_read_pcal_info_5112().

ath5k_eeprom_read_pcal_info_5112()

int ath5k_eeprom_read_pcal_info_5112 ( struct ath5k_hw * ah, int mode )

static

Definition at line 955 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info_rf5112 *chan_pcal_info;
        struct ath5k_chan_pcal_info *gen_chan_info;
        u8 *pdgain_idx = ee->ee_pdc_to_idx[mode];
        u32 offset;
        u8 i, c;
        u16 val;
        int ret;
        u8 pd_gains = 0;
 
        /* Count how many curves we have and
         * identify them (which one of the 4
         * available curves we have on each count).
         * Curves are stored from lower (x0) to
         * higher (x3) gain */
        for (i = 0; i < AR5K_EEPROM_N_PD_CURVES; i++) {
                /* ee_x_gain[mode] is x gain mask */
                if ((ee->ee_x_gain[mode] >> i) & 0x1)
                        pdgain_idx[pd_gains++] = i;
        }
        ee->ee_pd_gains[mode] = pd_gains;
 
        if (pd_gains == 0 || pd_gains > 2)
                return -EINVAL;
 
        switch (mode) {
        case AR5K_EEPROM_MODE_11A:
                /*
                 * Read 5GHz EEPROM channels
                 */
                offset = AR5K_EEPROM_GROUPS_START(ee->ee_version);
                ath5k_eeprom_init_11a_pcal_freq(ah, offset);
 
                offset += AR5K_EEPROM_GROUP2_OFFSET;
                gen_chan_info = ee->ee_pwr_cal_a;
                break;
        case AR5K_EEPROM_MODE_11B:
                offset = AR5K_EEPROM_GROUPS_START(ee->ee_version);
                if (AR5K_EEPROM_HDR_11A(ee->ee_header))
                        offset += AR5K_EEPROM_GROUP3_OFFSET;
 
                /* NB: frequency piers parsed during mode init */
                gen_chan_info = ee->ee_pwr_cal_b;
                break;
        case AR5K_EEPROM_MODE_11G:
                offset = AR5K_EEPROM_GROUPS_START(ee->ee_version);
                if (AR5K_EEPROM_HDR_11A(ee->ee_header))
                        offset += AR5K_EEPROM_GROUP4_OFFSET;
                else if (AR5K_EEPROM_HDR_11B(ee->ee_header))
                        offset += AR5K_EEPROM_GROUP2_OFFSET;
 
                /* NB: frequency piers parsed during mode init */
                gen_chan_info = ee->ee_pwr_cal_g;
                break;
        default:
                return -EINVAL;
        }
 
        for (i = 0; i < ee->ee_n_piers[mode]; i++) {
                chan_pcal_info = &gen_chan_info[i].rf5112_info;
 
                /* Power values in quarter dB
                 * for the lower xpd gain curve
                 * (0 dBm -> higher output power) */
                for (c = 0; c < AR5K_EEPROM_N_XPD0_POINTS; c++) {
                        AR5K_EEPROM_READ(offset++, val);
                        chan_pcal_info->pwr_x0[c] = (s8) (val & 0xff);
                        chan_pcal_info->pwr_x0[++c] = (s8) ((val >> 8) & 0xff);
                }
 
                /* PCDAC steps
                 * corresponding to the above power
                 * measurements */
                AR5K_EEPROM_READ(offset++, val);
                chan_pcal_info->pcdac_x0[1] = (val & 0x1f);
                chan_pcal_info->pcdac_x0[2] = ((val >> 5) & 0x1f);
                chan_pcal_info->pcdac_x0[3] = ((val >> 10) & 0x1f);
 
                /* Power values in quarter dB
                 * for the higher xpd gain curve
                 * (18 dBm -> lower output power) */
                AR5K_EEPROM_READ(offset++, val);
                chan_pcal_info->pwr_x3[0] = (s8) (val & 0xff);
                chan_pcal_info->pwr_x3[1] = (s8) ((val >> 8) & 0xff);
 
                AR5K_EEPROM_READ(offset++, val);
                chan_pcal_info->pwr_x3[2] = (val & 0xff);
 
                /* PCDAC steps
                 * corresponding to the above power
                 * measurements (fixed) */
                chan_pcal_info->pcdac_x3[0] = 20;
                chan_pcal_info->pcdac_x3[1] = 35;
                chan_pcal_info->pcdac_x3[2] = 63;
 
                if (ee->ee_version >= AR5K_EEPROM_VERSION_4_3) {
                        chan_pcal_info->pcdac_x0[0] = ((val >> 8) & 0x3f);
 
                        /* Last xpd0 power level is also channel maximum */
                        gen_chan_info[i].max_pwr = chan_pcal_info->pwr_x0[3];
                } else {
                        chan_pcal_info->pcdac_x0[0] = 1;
                        gen_chan_info[i].max_pwr = (s8) ((val >> 8) & 0xff);
                }
 
        }
 
        return ath5k_eeprom_convert_pcal_info_5112(ah, mode, gen_chan_info);
}

References ah, AR5K_EEPROM_GROUP2_OFFSET, AR5K_EEPROM_GROUP3_OFFSET, AR5K_EEPROM_GROUP4_OFFSET, AR5K_EEPROM_GROUPS_START, AR5K_EEPROM_HDR_11A, AR5K_EEPROM_HDR_11B, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_N_PD_CURVES, AR5K_EEPROM_N_XPD0_POINTS, AR5K_EEPROM_READ, AR5K_EEPROM_VERSION_4_3, ath5k_eeprom_convert_pcal_info_5112(), ath5k_eeprom_init_11a_pcal_freq(), ath5k_eeprom_info::ee_header, ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pd_gains, ath5k_eeprom_info::ee_pdc_to_idx, ath5k_eeprom_info::ee_pwr_cal_a, ath5k_eeprom_info::ee_pwr_cal_b, ath5k_eeprom_info::ee_pwr_cal_g, ath5k_eeprom_info::ee_version, ath5k_eeprom_info::ee_x_gain, EINVAL, ath5k_chan_pcal_info::max_pwr, mode, offset, ath5k_chan_pcal_info_rf5112::pcdac_x0, ath5k_chan_pcal_info_rf5112::pcdac_x3, ath5k_chan_pcal_info_rf5112::pwr_x0, ath5k_chan_pcal_info_rf5112::pwr_x3, ath5k_chan_pcal_info::rf5112_info, u16, u32, u8, and val.

Referenced by ath5k_eeprom_read_pcal_info().

ath5k_pdgains_size_2413()

unsigned int ath5k_pdgains_size_2413 ( struct ath5k_eeprom_info * ee, unsigned int mode )

inlinestatic

Definition at line 1091 of file ath5k_eeprom.c.

{
        static const unsigned int pdgains_size[] = { 4, 6, 9, 12 };
        unsigned int sz;
 
        sz = pdgains_size[ee->ee_pd_gains[mode] - 1];
        sz *= ee->ee_n_piers[mode];
 
        return sz;
}

References ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pd_gains, and mode.

Referenced by ath5k_cal_data_offset_2413().

ath5k_cal_data_offset_2413()

unsigned int ath5k_cal_data_offset_2413 ( struct ath5k_eeprom_info * ee, int mode )

static

Definition at line 1105 of file ath5k_eeprom.c.

{
        u32 offset = AR5K_EEPROM_CAL_DATA_START(ee->ee_misc4);
 
        switch(mode) {
        case AR5K_EEPROM_MODE_11G:
                if (AR5K_EEPROM_HDR_11B(ee->ee_header))
                        offset += ath5k_pdgains_size_2413(ee,
                                        AR5K_EEPROM_MODE_11B) +
                                        AR5K_EEPROM_N_2GHZ_CHAN_2413 / 2;
                /* fall through */
        case AR5K_EEPROM_MODE_11B:
                if (AR5K_EEPROM_HDR_11A(ee->ee_header))
                        offset += ath5k_pdgains_size_2413(ee,
                                        AR5K_EEPROM_MODE_11A) +
                                        AR5K_EEPROM_N_5GHZ_CHAN / 2;
                /* fall through */
        case AR5K_EEPROM_MODE_11A:
                break;
        default:
                break;
        }
 
        return offset;
}

References AR5K_EEPROM_CAL_DATA_START, AR5K_EEPROM_HDR_11A, AR5K_EEPROM_HDR_11B, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_N_2GHZ_CHAN_2413, AR5K_EEPROM_N_5GHZ_CHAN, ath5k_pdgains_size_2413(), ath5k_eeprom_info::ee_header, ath5k_eeprom_info::ee_misc4, mode, offset, and u32.

Referenced by ath5k_eeprom_read_pcal_info_2413().

ath5k_eeprom_convert_pcal_info_2413()

int ath5k_eeprom_convert_pcal_info_2413 ( struct ath5k_hw * ah, int mode, struct ath5k_chan_pcal_info * chinfo )

static

Definition at line 1134 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info_rf2413 *pcinfo;
        u8 *pdgain_idx = ee->ee_pdc_to_idx[mode];
        unsigned int pier, point;
        int pdg;
 
        /* Fill raw data for each calibration pier */
        for (pier = 0; pier < ee->ee_n_piers[mode]; pier++) {
 
                pcinfo = &chinfo[pier].rf2413_info;
 
                /* Allocate pd_curves for this cal pier */
                chinfo[pier].pd_curves =
                                calloc(AR5K_EEPROM_N_PD_CURVES,
                                       sizeof(struct ath5k_pdgain_info));
 
                if (!chinfo[pier].pd_curves)
                        return -ENOMEM;
 
                /* Fill pd_curves */
                for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) {
 
                        u8 idx = pdgain_idx[pdg];
                        struct ath5k_pdgain_info *pd =
                                        &chinfo[pier].pd_curves[idx];
 
                        /* One more point for the highest power
                         * curve (lowest gain) */
                        if (pdg == ee->ee_pd_gains[mode] - 1)
                                pd->pd_points = AR5K_EEPROM_N_PD_POINTS;
                        else
                                pd->pd_points = AR5K_EEPROM_N_PD_POINTS - 1;
 
                        /* Allocate pd points for this curve */
                        pd->pd_step = calloc(pd->pd_points, sizeof(u8));
 
                        if (!pd->pd_step)
                                return -ENOMEM;
 
                        pd->pd_pwr = calloc(pd->pd_points, sizeof(s16));
 
                        if (!pd->pd_pwr)
                                return -ENOMEM;
 
                        /* Fill raw dataset
                         * convert all pwr levels to
                         * quarter dB for RF5112 combatibility */
                        pd->pd_step[0] = pcinfo->pddac_i[pdg];
                        pd->pd_pwr[0] = 4 * pcinfo->pwr_i[pdg];
 
                        for (point = 1; point < pd->pd_points; point++) {
 
                                pd->pd_pwr[point] = pd->pd_pwr[point - 1] +
                                        2 * pcinfo->pwr[pdg][point - 1];
 
                                pd->pd_step[point] = pd->pd_step[point - 1] +
                                                pcinfo->pddac[pdg][point - 1];
 
                        }
 
                        /* Highest gain curve -> min power */
                        if (pdg == 0)
                                chinfo[pier].min_pwr = pd->pd_pwr[0];
 
                        /* Lowest gain curve -> max power */
                        if (pdg == ee->ee_pd_gains[mode] - 1)
                                chinfo[pier].max_pwr =
                                        pd->pd_pwr[pd->pd_points - 1];
                }
        }
 
        return 0;
}

References ah, AR5K_EEPROM_N_PD_CURVES, AR5K_EEPROM_N_PD_POINTS, calloc(), ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pd_gains, ath5k_eeprom_info::ee_pdc_to_idx, ENOMEM, ath5k_chan_pcal_info::max_pwr, ath5k_chan_pcal_info::min_pwr, mode, ath5k_chan_pcal_info::pd_curves, ath5k_pdgain_info::pd_points, ath5k_pdgain_info::pd_pwr, ath5k_pdgain_info::pd_step, ath5k_chan_pcal_info_rf2413::pddac, ath5k_chan_pcal_info_rf2413::pddac_i, ath5k_chan_pcal_info_rf2413::pwr, ath5k_chan_pcal_info_rf2413::pwr_i, ath5k_chan_pcal_info::rf2413_info, and u8.

Referenced by ath5k_eeprom_read_pcal_info_2413().

ath5k_eeprom_read_pcal_info_2413()

int ath5k_eeprom_read_pcal_info_2413 ( struct ath5k_hw * ah, int mode )

static

Definition at line 1213 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info_rf2413 *pcinfo;
        struct ath5k_chan_pcal_info *chinfo;
        u8 *pdgain_idx = ee->ee_pdc_to_idx[mode];
        u32 offset;
        int idx, i, ret;
        u16 val;
        u8 pd_gains = 0;
 
        /* Count how many curves we have and
         * identify them (which one of the 4
         * available curves we have on each count).
         * Curves are stored from higher to
         * lower gain so we go backwards */
        for (idx = AR5K_EEPROM_N_PD_CURVES - 1; idx >= 0; idx--) {
                /* ee_x_gain[mode] is x gain mask */
                if ((ee->ee_x_gain[mode] >> idx) & 0x1)
                        pdgain_idx[pd_gains++] = idx;
 
        }
        ee->ee_pd_gains[mode] = pd_gains;
 
        if (pd_gains == 0)
                return -EINVAL;
 
        offset = ath5k_cal_data_offset_2413(ee, mode);
        switch (mode) {
        case AR5K_EEPROM_MODE_11A:
                if (!AR5K_EEPROM_HDR_11A(ee->ee_header))
                        return 0;
 
                ath5k_eeprom_init_11a_pcal_freq(ah, offset);
                offset += AR5K_EEPROM_N_5GHZ_CHAN / 2;
                chinfo = ee->ee_pwr_cal_a;
                break;
        case AR5K_EEPROM_MODE_11B:
                if (!AR5K_EEPROM_HDR_11B(ee->ee_header))
                        return 0;
 
                ath5k_eeprom_init_11bg_2413(ah, mode, offset);
                offset += AR5K_EEPROM_N_2GHZ_CHAN_2413 / 2;
                chinfo = ee->ee_pwr_cal_b;
                break;
        case AR5K_EEPROM_MODE_11G:
                if (!AR5K_EEPROM_HDR_11G(ee->ee_header))
                        return 0;
 
                ath5k_eeprom_init_11bg_2413(ah, mode, offset);
                offset += AR5K_EEPROM_N_2GHZ_CHAN_2413 / 2;
                chinfo = ee->ee_pwr_cal_g;
                break;
        default:
                return -EINVAL;
        }
 
        for (i = 0; i < ee->ee_n_piers[mode]; i++) {
                pcinfo = &chinfo[i].rf2413_info;
 
                /*
                 * Read pwr_i, pddac_i and the first
                 * 2 pd points (pwr, pddac)
                 */
                AR5K_EEPROM_READ(offset++, val);
                pcinfo->pwr_i[0] = val & 0x1f;
                pcinfo->pddac_i[0] = (val >> 5) & 0x7f;
                pcinfo->pwr[0][0] = (val >> 12) & 0xf;
 
                AR5K_EEPROM_READ(offset++, val);
                pcinfo->pddac[0][0] = val & 0x3f;
                pcinfo->pwr[0][1] = (val >> 6) & 0xf;
                pcinfo->pddac[0][1] = (val >> 10) & 0x3f;
 
                AR5K_EEPROM_READ(offset++, val);
                pcinfo->pwr[0][2] = val & 0xf;
                pcinfo->pddac[0][2] = (val >> 4) & 0x3f;
 
                pcinfo->pwr[0][3] = 0;
                pcinfo->pddac[0][3] = 0;
 
                if (pd_gains > 1) {
                        /*
                         * Pd gain 0 is not the last pd gain
                         * so it only has 2 pd points.
                         * Continue wih pd gain 1.
                         */
                        pcinfo->pwr_i[1] = (val >> 10) & 0x1f;
 
                        pcinfo->pddac_i[1] = (val >> 15) & 0x1;
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pddac_i[1] |= (val & 0x3F) << 1;
 
                        pcinfo->pwr[1][0] = (val >> 6) & 0xf;
                        pcinfo->pddac[1][0] = (val >> 10) & 0x3f;
 
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pwr[1][1] = val & 0xf;
                        pcinfo->pddac[1][1] = (val >> 4) & 0x3f;
                        pcinfo->pwr[1][2] = (val >> 10) & 0xf;
 
                        pcinfo->pddac[1][2] = (val >> 14) & 0x3;
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pddac[1][2] |= (val & 0xF) << 2;
 
                        pcinfo->pwr[1][3] = 0;
                        pcinfo->pddac[1][3] = 0;
                } else if (pd_gains == 1) {
                        /*
                         * Pd gain 0 is the last one so
                         * read the extra point.
                         */
                        pcinfo->pwr[0][3] = (val >> 10) & 0xf;
 
                        pcinfo->pddac[0][3] = (val >> 14) & 0x3;
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pddac[0][3] |= (val & 0xF) << 2;
                }
 
                /*
                 * Proceed with the other pd_gains
                 * as above.
                 */
                if (pd_gains > 2) {
                        pcinfo->pwr_i[2] = (val >> 4) & 0x1f;
                        pcinfo->pddac_i[2] = (val >> 9) & 0x7f;
 
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pwr[2][0] = (val >> 0) & 0xf;
                        pcinfo->pddac[2][0] = (val >> 4) & 0x3f;
                        pcinfo->pwr[2][1] = (val >> 10) & 0xf;
 
                        pcinfo->pddac[2][1] = (val >> 14) & 0x3;
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pddac[2][1] |= (val & 0xF) << 2;
 
                        pcinfo->pwr[2][2] = (val >> 4) & 0xf;
                        pcinfo->pddac[2][2] = (val >> 8) & 0x3f;
 
                        pcinfo->pwr[2][3] = 0;
                        pcinfo->pddac[2][3] = 0;
                } else if (pd_gains == 2) {
                        pcinfo->pwr[1][3] = (val >> 4) & 0xf;
                        pcinfo->pddac[1][3] = (val >> 8) & 0x3f;
                }
 
                if (pd_gains > 3) {
                        pcinfo->pwr_i[3] = (val >> 14) & 0x3;
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pwr_i[3] |= ((val >> 0) & 0x7) << 2;
 
                        pcinfo->pddac_i[3] = (val >> 3) & 0x7f;
                        pcinfo->pwr[3][0] = (val >> 10) & 0xf;
                        pcinfo->pddac[3][0] = (val >> 14) & 0x3;
 
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pddac[3][0] |= (val & 0xF) << 2;
                        pcinfo->pwr[3][1] = (val >> 4) & 0xf;
                        pcinfo->pddac[3][1] = (val >> 8) & 0x3f;
 
                        pcinfo->pwr[3][2] = (val >> 14) & 0x3;
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pwr[3][2] |= ((val >> 0) & 0x3) << 2;
 
                        pcinfo->pddac[3][2] = (val >> 2) & 0x3f;
                        pcinfo->pwr[3][3] = (val >> 8) & 0xf;
 
                        pcinfo->pddac[3][3] = (val >> 12) & 0xF;
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pddac[3][3] |= ((val >> 0) & 0x3) << 4;
                } else if (pd_gains == 3) {
                        pcinfo->pwr[2][3] = (val >> 14) & 0x3;
                        AR5K_EEPROM_READ(offset++, val);
                        pcinfo->pwr[2][3] |= ((val >> 0) & 0x3) << 2;
 
                        pcinfo->pddac[2][3] = (val >> 2) & 0x3f;
                }
        }
 
        return ath5k_eeprom_convert_pcal_info_2413(ah, mode, chinfo);
}

References ah, AR5K_EEPROM_HDR_11A, AR5K_EEPROM_HDR_11B, AR5K_EEPROM_HDR_11G, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_N_2GHZ_CHAN_2413, AR5K_EEPROM_N_5GHZ_CHAN, AR5K_EEPROM_N_PD_CURVES, AR5K_EEPROM_READ, ath5k_cal_data_offset_2413(), ath5k_eeprom_convert_pcal_info_2413(), ath5k_eeprom_init_11a_pcal_freq(), ath5k_eeprom_init_11bg_2413(), ath5k_eeprom_info::ee_header, ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pd_gains, ath5k_eeprom_info::ee_pdc_to_idx, ath5k_eeprom_info::ee_pwr_cal_a, ath5k_eeprom_info::ee_pwr_cal_b, ath5k_eeprom_info::ee_pwr_cal_g, ath5k_eeprom_info::ee_x_gain, EINVAL, mode, offset, ath5k_chan_pcal_info_rf2413::pddac, ath5k_chan_pcal_info_rf2413::pddac_i, ath5k_chan_pcal_info_rf2413::pwr, ath5k_chan_pcal_info_rf2413::pwr_i, ath5k_chan_pcal_info::rf2413_info, u16, u32, u8, and val.

Referenced by ath5k_eeprom_read_pcal_info().

ath5k_eeprom_read_target_rate_pwr_info()

int ath5k_eeprom_read_target_rate_pwr_info ( struct ath5k_hw * ah, unsigned int mode )

static

Definition at line 1404 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_rate_pcal_info *rate_pcal_info;
        u8 *rate_target_pwr_num;
        u32 offset;
        u16 val;
        int ret, i;
 
        offset = AR5K_EEPROM_TARGET_PWRSTART(ee->ee_misc1);
        rate_target_pwr_num = &ee->ee_rate_target_pwr_num[mode];
        switch (mode) {
        case AR5K_EEPROM_MODE_11A:
                offset += AR5K_EEPROM_TARGET_PWR_OFF_11A(ee->ee_version);
                rate_pcal_info = ee->ee_rate_tpwr_a;
                ee->ee_rate_target_pwr_num[mode] = AR5K_EEPROM_N_5GHZ_CHAN;
                break;
        case AR5K_EEPROM_MODE_11B:
                offset += AR5K_EEPROM_TARGET_PWR_OFF_11B(ee->ee_version);
                rate_pcal_info = ee->ee_rate_tpwr_b;
                ee->ee_rate_target_pwr_num[mode] = 2; /* 3rd is g mode's 1st */
                break;
        case AR5K_EEPROM_MODE_11G:
                offset += AR5K_EEPROM_TARGET_PWR_OFF_11G(ee->ee_version);
                rate_pcal_info = ee->ee_rate_tpwr_g;
                ee->ee_rate_target_pwr_num[mode] = AR5K_EEPROM_N_2GHZ_CHAN;
                break;
        default:
                return -EINVAL;
        }
 
        /* Different freq mask for older eeproms (<= v3.2) */
        if (ee->ee_version <= AR5K_EEPROM_VERSION_3_2) {
                for (i = 0; i < (*rate_target_pwr_num); i++) {
                        AR5K_EEPROM_READ(offset++, val);
                        rate_pcal_info[i].freq =
                            ath5k_eeprom_bin2freq(ee, (val >> 9) & 0x7f, mode);
 
                        rate_pcal_info[i].target_power_6to24 = ((val >> 3) & 0x3f);
                        rate_pcal_info[i].target_power_36 = (val << 3) & 0x3f;
 
                        AR5K_EEPROM_READ(offset++, val);
 
                        if (rate_pcal_info[i].freq == AR5K_EEPROM_CHANNEL_DIS ||
                            val == 0) {
                                (*rate_target_pwr_num) = i;
                                break;
                        }
 
                        rate_pcal_info[i].target_power_36 |= ((val >> 13) & 0x7);
                        rate_pcal_info[i].target_power_48 = ((val >> 7) & 0x3f);
                        rate_pcal_info[i].target_power_54 = ((val >> 1) & 0x3f);
                }
        } else {
                for (i = 0; i < (*rate_target_pwr_num); i++) {
                        AR5K_EEPROM_READ(offset++, val);
                        rate_pcal_info[i].freq =
                            ath5k_eeprom_bin2freq(ee, (val >> 8) & 0xff, mode);
 
                        rate_pcal_info[i].target_power_6to24 = ((val >> 2) & 0x3f);
                        rate_pcal_info[i].target_power_36 = (val << 4) & 0x3f;
 
                        AR5K_EEPROM_READ(offset++, val);
 
                        if (rate_pcal_info[i].freq == AR5K_EEPROM_CHANNEL_DIS ||
                            val == 0) {
                                (*rate_target_pwr_num) = i;
                                break;
                        }
 
                        rate_pcal_info[i].target_power_36 |= (val >> 12) & 0xf;
                        rate_pcal_info[i].target_power_48 = ((val >> 6) & 0x3f);
                        rate_pcal_info[i].target_power_54 = (val & 0x3f);
                }
        }
 
        return 0;
}

References ah, AR5K_EEPROM_CHANNEL_DIS, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_N_2GHZ_CHAN, AR5K_EEPROM_N_5GHZ_CHAN, AR5K_EEPROM_READ, AR5K_EEPROM_TARGET_PWR_OFF_11A, AR5K_EEPROM_TARGET_PWR_OFF_11B, AR5K_EEPROM_TARGET_PWR_OFF_11G, AR5K_EEPROM_TARGET_PWRSTART, AR5K_EEPROM_VERSION_3_2, ath5k_eeprom_bin2freq(), ath5k_eeprom_info::ee_misc1, ath5k_eeprom_info::ee_rate_target_pwr_num, ath5k_eeprom_info::ee_rate_tpwr_a, ath5k_eeprom_info::ee_rate_tpwr_b, ath5k_eeprom_info::ee_rate_tpwr_g, ath5k_eeprom_info::ee_version, EINVAL, ath5k_rate_pcal_info::freq, mode, offset, ath5k_rate_pcal_info::target_power_36, ath5k_rate_pcal_info::target_power_48, ath5k_rate_pcal_info::target_power_54, ath5k_rate_pcal_info::target_power_6to24, u16, u32, u8, and val.

Referenced by ath5k_eeprom_read_pcal_info().

ath5k_eeprom_read_pcal_info()

int ath5k_eeprom_read_pcal_info ( struct ath5k_hw * ah )

static

Definition at line 1498 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        int (*read_pcal)(struct ath5k_hw *hw, int mode);
        int mode;
        int err;
 
        if ((ah->ah_ee_version >= AR5K_EEPROM_VERSION_4_0) &&
                        (AR5K_EEPROM_EEMAP(ee->ee_misc0) == 1))
                read_pcal = ath5k_eeprom_read_pcal_info_5112;
        else if ((ah->ah_ee_version >= AR5K_EEPROM_VERSION_5_0) &&
                        (AR5K_EEPROM_EEMAP(ee->ee_misc0) == 2))
                read_pcal = ath5k_eeprom_read_pcal_info_2413;
        else
                read_pcal = ath5k_eeprom_read_pcal_info_5111;
 
 
        for (mode = AR5K_EEPROM_MODE_11A; mode <= AR5K_EEPROM_MODE_11G;
        mode++) {
                err = read_pcal(ah, mode);
                if (err)
                        return err;
 
                err = ath5k_eeprom_read_target_rate_pwr_info(ah, mode);
                if (err < 0)
                        return err;
        }
 
        return 0;
}

References ah, AR5K_EEPROM_EEMAP, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_VERSION_4_0, AR5K_EEPROM_VERSION_5_0, ath5k_eeprom_read_pcal_info_2413(), ath5k_eeprom_read_pcal_info_5111(), ath5k_eeprom_read_pcal_info_5112(), ath5k_eeprom_read_target_rate_pwr_info(), ath5k_eeprom_info::ee_misc0, and mode.

Referenced by ath5k_eeprom_init().

ath5k_eeprom_free_pcal_info()

int ath5k_eeprom_free_pcal_info ( struct ath5k_hw * ah, int mode )

static

Definition at line 1530 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_chan_pcal_info *chinfo;
        u8 pier, pdg;
 
        switch (mode) {
        case AR5K_EEPROM_MODE_11A:
                if (!AR5K_EEPROM_HDR_11A(ee->ee_header))
                        return 0;
                chinfo = ee->ee_pwr_cal_a;
                break;
        case AR5K_EEPROM_MODE_11B:
                if (!AR5K_EEPROM_HDR_11B(ee->ee_header))
                        return 0;
                chinfo = ee->ee_pwr_cal_b;
                break;
        case AR5K_EEPROM_MODE_11G:
                if (!AR5K_EEPROM_HDR_11G(ee->ee_header))
                        return 0;
                chinfo = ee->ee_pwr_cal_g;
                break;
        default:
                return -EINVAL;
        }
 
        for (pier = 0; pier < ee->ee_n_piers[mode]; pier++) {
                if (!chinfo[pier].pd_curves)
                        continue;
 
                for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) {
                        struct ath5k_pdgain_info *pd =
                                        &chinfo[pier].pd_curves[pdg];
 
                        if (pd != NULL) {
                                free(pd->pd_step);
                                free(pd->pd_pwr);
                        }
                }
 
                free(chinfo[pier].pd_curves);
        }
 
        return 0;
}

References ah, AR5K_EEPROM_HDR_11A, AR5K_EEPROM_HDR_11B, AR5K_EEPROM_HDR_11G, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11B, AR5K_EEPROM_MODE_11G, ath5k_eeprom_info::ee_header, ath5k_eeprom_info::ee_n_piers, ath5k_eeprom_info::ee_pd_gains, ath5k_eeprom_info::ee_pwr_cal_a, ath5k_eeprom_info::ee_pwr_cal_b, ath5k_eeprom_info::ee_pwr_cal_g, EINVAL, free, mode, NULL, ath5k_chan_pcal_info::pd_curves, ath5k_pdgain_info::pd_pwr, ath5k_pdgain_info::pd_step, and u8.

Referenced by ath5k_eeprom_detach().

ath5k_eeprom_detach()

void ath5k_eeprom_detach

(

struct ath5k_hw *

ah

)

Definition at line 1577 of file ath5k_eeprom.c.

{
        u8 mode;
 
        for (mode = AR5K_EEPROM_MODE_11A; mode <= AR5K_EEPROM_MODE_11G; mode++)
                ath5k_eeprom_free_pcal_info(ah, mode);
}

References ah, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11G, ath5k_eeprom_free_pcal_info(), mode, and u8.

Referenced by ath5k_hw_detach().

ath5k_eeprom_read_ctl_info()

int ath5k_eeprom_read_ctl_info ( struct ath5k_hw * ah )

static

Definition at line 1587 of file ath5k_eeprom.c.

{
        struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
        struct ath5k_edge_power *rep;
        unsigned int fmask, pmask;
        unsigned int ctl_mode;
        int ret, i, j;
        u32 offset;
        u16 val;
 
        pmask = AR5K_EEPROM_POWER_M;
        fmask = AR5K_EEPROM_FREQ_M(ee->ee_version);
        offset = AR5K_EEPROM_CTL(ee->ee_version);
        ee->ee_ctls = AR5K_EEPROM_N_CTLS(ee->ee_version);
        for (i = 0; i < ee->ee_ctls; i += 2) {
                AR5K_EEPROM_READ(offset++, val);
                ee->ee_ctl[i] = (val >> 8) & 0xff;
                ee->ee_ctl[i + 1] = val & 0xff;
        }
 
        offset = AR5K_EEPROM_GROUP8_OFFSET;
        if (ee->ee_version >= AR5K_EEPROM_VERSION_4_0)
                offset += AR5K_EEPROM_TARGET_PWRSTART(ee->ee_misc1) -
                        AR5K_EEPROM_GROUP5_OFFSET;
        else
                offset += AR5K_EEPROM_GROUPS_START(ee->ee_version);
 
        rep = ee->ee_ctl_pwr;
        for(i = 0; i < ee->ee_ctls; i++) {
                switch(ee->ee_ctl[i] & AR5K_CTL_MODE_M) {
                case AR5K_CTL_11A:
                case AR5K_CTL_TURBO:
                        ctl_mode = AR5K_EEPROM_MODE_11A;
                        break;
                default:
                        ctl_mode = AR5K_EEPROM_MODE_11G;
                        break;
                }
                if (ee->ee_ctl[i] == 0) {
                        if (ee->ee_version >= AR5K_EEPROM_VERSION_3_3)
                                offset += 8;
                        else
                                offset += 7;
                        rep += AR5K_EEPROM_N_EDGES;
                        continue;
                }
                if (ee->ee_version >= AR5K_EEPROM_VERSION_3_3) {
                        for (j = 0; j < AR5K_EEPROM_N_EDGES; j += 2) {
                                AR5K_EEPROM_READ(offset++, val);
                                rep[j].freq = (val >> 8) & fmask;
                                rep[j + 1].freq = val & fmask;
                        }
                        for (j = 0; j < AR5K_EEPROM_N_EDGES; j += 2) {
                                AR5K_EEPROM_READ(offset++, val);
                                rep[j].edge = (val >> 8) & pmask;
                                rep[j].flag = (val >> 14) & 1;
                                rep[j + 1].edge = val & pmask;
                                rep[j + 1].flag = (val >> 6) & 1;
                        }
                } else {
                        AR5K_EEPROM_READ(offset++, val);
                        rep[0].freq = (val >> 9) & fmask;
                        rep[1].freq = (val >> 2) & fmask;
                        rep[2].freq = (val << 5) & fmask;
 
                        AR5K_EEPROM_READ(offset++, val);
                        rep[2].freq |= (val >> 11) & 0x1f;
                        rep[3].freq = (val >> 4) & fmask;
                        rep[4].freq = (val << 3) & fmask;
 
                        AR5K_EEPROM_READ(offset++, val);
                        rep[4].freq |= (val >> 13) & 0x7;
                        rep[5].freq = (val >> 6) & fmask;
                        rep[6].freq = (val << 1) & fmask;
 
                        AR5K_EEPROM_READ(offset++, val);
                        rep[6].freq |= (val >> 15) & 0x1;
                        rep[7].freq = (val >> 8) & fmask;
 
                        rep[0].edge = (val >> 2) & pmask;
                        rep[1].edge = (val << 4) & pmask;
 
                        AR5K_EEPROM_READ(offset++, val);
                        rep[1].edge |= (val >> 12) & 0xf;
                        rep[2].edge = (val >> 6) & pmask;
                        rep[3].edge = val & pmask;
 
                        AR5K_EEPROM_READ(offset++, val);
                        rep[4].edge = (val >> 10) & pmask;
                        rep[5].edge = (val >> 4) & pmask;
                        rep[6].edge = (val << 2) & pmask;
 
                        AR5K_EEPROM_READ(offset++, val);
                        rep[6].edge |= (val >> 14) & 0x3;
                        rep[7].edge = (val >> 8) & pmask;
                }
                for (j = 0; j < AR5K_EEPROM_N_EDGES; j++) {
                        rep[j].freq = ath5k_eeprom_bin2freq(ee,
                                rep[j].freq, ctl_mode);
                }
                rep += AR5K_EEPROM_N_EDGES;
        }
 
        return 0;
}

References ah, AR5K_CTL_11A, AR5K_CTL_MODE_M, AR5K_CTL_TURBO, AR5K_EEPROM_CTL, AR5K_EEPROM_FREQ_M, AR5K_EEPROM_GROUP5_OFFSET, AR5K_EEPROM_GROUP8_OFFSET, AR5K_EEPROM_GROUPS_START, AR5K_EEPROM_MODE_11A, AR5K_EEPROM_MODE_11G, AR5K_EEPROM_N_CTLS, AR5K_EEPROM_N_EDGES, AR5K_EEPROM_POWER_M, AR5K_EEPROM_READ, AR5K_EEPROM_TARGET_PWRSTART, AR5K_EEPROM_VERSION_3_3, AR5K_EEPROM_VERSION_4_0, ath5k_eeprom_bin2freq(), ath5k_edge_power::edge, ath5k_eeprom_info::ee_ctl, ath5k_eeprom_info::ee_ctl_pwr, ath5k_eeprom_info::ee_ctls, ath5k_eeprom_info::ee_misc1, ath5k_eeprom_info::ee_version, ath5k_edge_power::flag, ath5k_edge_power::freq, offset, u16, u32, and val.

Referenced by ath5k_eeprom_init().

ath5k_eeprom_init()

int ath5k_eeprom_init

(

struct ath5k_hw *

ah

)

Definition at line 1698 of file ath5k_eeprom.c.

{
        int err;
 
        err = ath5k_eeprom_init_header(ah);
        if (err < 0)
                return err;
 
        err = ath5k_eeprom_init_modes(ah);
        if (err < 0)
                return err;
 
        err = ath5k_eeprom_read_pcal_info(ah);
        if (err < 0)
                return err;
 
        err = ath5k_eeprom_read_ctl_info(ah);
        if (err < 0)
                return err;
 
        return 0;
}

References ah, ath5k_eeprom_init_header(), ath5k_eeprom_init_modes(), ath5k_eeprom_read_ctl_info(), and ath5k_eeprom_read_pcal_info().

Referenced by ath5k_hw_attach().

ath5k_eeprom_read_mac()

int ath5k_eeprom_read_mac	(	struct ath5k_hw *	ah,
		u8 *	mac )

Definition at line 1724 of file ath5k_eeprom.c.

{
        u8 mac_d[ETH_ALEN] = {};
        u32 total, offset;
        u16 data;
        int octet, ret;
 
        ret = ath5k_hw_eeprom_read(ah, 0x20, &data);
        if (ret)
                return ret;
 
        for (offset = 0x1f, octet = 0, total = 0; offset >= 0x1d; offset--) {
                ret = ath5k_hw_eeprom_read(ah, offset, &data);
                if (ret)
                        return ret;
 
                total += data;
                mac_d[octet + 1] = data & 0xff;
                mac_d[octet] = data >> 8;
                octet += 2;
        }
 
        if (!total || total == 3 * 0xffff)
                return -EINVAL;
 
        memcpy(mac, mac_d, ETH_ALEN);
 
        return 0;
}

References ah, ath5k_hw_eeprom_read(), data, EINVAL, ETH_ALEN, mac, memcpy(), offset, u16, u32, and u8.

Referenced by ath5k_attach().

ath5k_eeprom_is_hb63()

int ath5k_eeprom_is_hb63

(

struct ath5k_hw *

ah

)

Definition at line 1754 of file ath5k_eeprom.c.

{
        u16 data;
 
        ath5k_hw_eeprom_read(ah, AR5K_EEPROM_IS_HB63, &data);
 
        if ((ah->ah_mac_version == (AR5K_SREV_AR2425 >> 4)) && data)
                return 1;
        else
                return 0;
}

References ah, AR5K_EEPROM_IS_HB63, AR5K_SREV_AR2425, ath5k_hw_eeprom_read(), data, and u16.

Referenced by ath5k_hw_tweak_initval_settings().