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Commit 8e218fb2 authored by Nick Kossifidis's avatar Nick Kossifidis Committed by John W. Linville
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ath5k: Convert chip specific calibration data to a generic format 

* Convert chip specific calibration data to a generic format common
for all chips

Note: We scale up power to be in 0.25dB units for all chips for
compatibility with RF5112

v2: Address Bob's and Jiri's comments
Signed-off-by: default avatarNick Kossifidis <mickflemm@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 504f3655
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Showing with 629 additions and 273 deletions
drivers/net/wireless/ath5k/eeprom.c
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drivers/net/wireless/ath5k/eeprom.h
View file @ 8e218fb2
......@@ -173,6 +173,7 @@
#define AR5K_EEPROM_N_5GHZ_CHAN 10
#define AR5K_EEPROM_N_2GHZ_CHAN 3
#define AR5K_EEPROM_N_2GHZ_CHAN_2413 4
#define AR5K_EEPROM_N_2GHZ_CHAN_MAX 4
#define AR5K_EEPROM_MAX_CHAN 10
#define AR5K_EEPROM_N_PWR_POINTS_5111 11
#define AR5K_EEPROM_N_PCDAC 11
......@@ -193,7 +194,7 @@
#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_PD_CURVES 4
#define AR5K_EEPROM_N_XPD0_POINTS 4
#define AR5K_EEPROM_N_XPD3_POINTS 3
#define AR5K_EEPROM_N_PD_GAINS 4
......@@ -232,7 +233,7 @@ enum ath5k_ctl_mode {
AR5K_CTL_11B = 1,
AR5K_CTL_11G = 2,
AR5K_CTL_TURBO = 3,
AR5K_CTL_108G = 4,
AR5K_CTL_TURBOG = 4,
AR5K_CTL_2GHT20 = 5,
AR5K_CTL_5GHT20 = 6,
AR5K_CTL_2GHT40 = 7,
......@@ -240,6 +241,29 @@ enum ath5k_ctl_mode {
AR5K_CTL_MODE_M = 15,
};
/* Default CTL ids for the 3 main reg domains.
* Atheros only uses these by default but vendors
* can have up to 32 different CTLs for different
* scenarios. Note that theese values are ORed with
* the mode id (above) so we can have up to 24 CTL
* datasets out of these 3 main regdomains. That leaves
* 8 ids that can be used by vendors and since 0x20 is
* missing from HAL sources i guess this is the set of
* custom CTLs vendors can use. */
#define AR5K_CTL_FCC 0x10
#define AR5K_CTL_CUSTOM 0x20
#define AR5K_CTL_ETSI 0x30
#define AR5K_CTL_MKK 0x40
/* Indicates a CTL with only mode set and
* no reg domain mapping, such CTLs are used
* for world roaming domains or simply when
* a reg domain is not set */
#define AR5K_CTL_NO_REGDOMAIN 0xf0
/* Indicates an empty (invalid) CTL */
#define AR5K_CTL_NO_CTL 0xff
/* Per channel calibration data, used for power table setup */
struct ath5k_chan_pcal_info_rf5111 {
/* Power levels in half dbm units
......@@ -257,7 +281,7 @@ struct ath5k_chan_pcal_info_rf5111 {
struct ath5k_chan_pcal_info_rf5112 {
/* Power levels in quarter dBm units
* for lower (0) and higher (3)
* level curves */
* level curves in 0.25dB units */
s8 pwr_x0[AR5K_EEPROM_N_XPD0_POINTS];
s8 pwr_x3[AR5K_EEPROM_N_XPD3_POINTS];
/* PCDAC table steps
......@@ -270,35 +294,61 @@ struct ath5k_chan_pcal_info_rf2413 {
/* Starting pwr/pddac values */
s8 pwr_i[AR5K_EEPROM_N_PD_GAINS];
u8 pddac_i[AR5K_EEPROM_N_PD_GAINS];
/* (pwr,pddac) points */
/* (pwr,pddac) points
* power levels in 0.5dB units */
s8 pwr[AR5K_EEPROM_N_PD_GAINS]
[AR5K_EEPROM_N_PD_POINTS];
u8 pddac[AR5K_EEPROM_N_PD_GAINS]
[AR5K_EEPROM_N_PD_POINTS];
};
enum ath5k_powertable_type {
AR5K_PWRTABLE_PWR_TO_PCDAC = 0,
AR5K_PWRTABLE_LINEAR_PCDAC = 1,
AR5K_PWRTABLE_PWR_TO_PDADC = 2,
};
struct ath5k_pdgain_info {
u8 pd_points;
u8 *pd_step;
/* Power values are in
* 0.25dB units */
s16 *pd_pwr;
};
struct ath5k_chan_pcal_info {
/* Frequency */
u16 freq;
/* Max available power */
s8 max_pwr;
/* Tx power boundaries */
s16 max_pwr;
s16 min_pwr;
union {
struct ath5k_chan_pcal_info_rf5111 rf5111_info;
struct ath5k_chan_pcal_info_rf5112 rf5112_info;
struct ath5k_chan_pcal_info_rf2413 rf2413_info;
};
/* Raw values used by phy code
* Curves are stored in order from lower
* gain to higher gain (max txpower -> min txpower) */
struct ath5k_pdgain_info *pd_curves;
};
/* Per rate calibration data for each mode, used for power table setup */
/* Per rate calibration data for each mode,
* used for rate power table setup.
* Note: Values in 0.5dB units */
struct ath5k_rate_pcal_info {
u16 freq; /* Frequency */
/* Power level for 6-24Mbit/s rates */
/* Power level for 6-24Mbit/s rates or
* 1Mb rate */
u16 target_power_6to24;
/* Power level for 36Mbit rate */
/* Power level for 36Mbit rate or
* 2Mb rate */
u16 target_power_36;
/* Power level for 48Mbit rate */
/* Power level for 48Mbit rate or
* 5.5Mbit rate */
u16 target_power_48;
/* Power level for 54Mbit rate */
/* Power level for 54Mbit rate or
* 11Mbit rate */
u16 target_power_54;
};
......@@ -330,12 +380,6 @@ struct ath5k_eeprom_info {
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];
......@@ -363,23 +407,25 @@ struct ath5k_eeprom_info {
/* Power calibration data */
u16 ee_false_detect[AR5K_EEPROM_N_MODES];
/* Number of pd gain curves per mode (RF2413) */
/* Number of pd gain curves per mode */
u8 ee_pd_gains[AR5K_EEPROM_N_MODES];
/* Back mapping pdcurve number -> pdcurve index in pd->pd_curves */
u8 ee_pdc_to_idx[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_PD_GAINS];
u8 ee_n_piers[AR5K_EEPROM_N_MODES];
struct ath5k_chan_pcal_info ee_pwr_cal_a[AR5K_EEPROM_N_5GHZ_CHAN];
struct ath5k_chan_pcal_info ee_pwr_cal_b[AR5K_EEPROM_N_2GHZ_CHAN];
struct ath5k_chan_pcal_info ee_pwr_cal_g[AR5K_EEPROM_N_2GHZ_CHAN];
struct ath5k_chan_pcal_info ee_pwr_cal_b[AR5K_EEPROM_N_2GHZ_CHAN_MAX];
struct ath5k_chan_pcal_info ee_pwr_cal_g[AR5K_EEPROM_N_2GHZ_CHAN_MAX];
/* Per rate target power levels */
u16 ee_rate_target_pwr_num[AR5K_EEPROM_N_MODES];
u8 ee_rate_target_pwr_num[AR5K_EEPROM_N_MODES];
struct ath5k_rate_pcal_info ee_rate_tpwr_a[AR5K_EEPROM_N_5GHZ_CHAN];
struct ath5k_rate_pcal_info ee_rate_tpwr_b[AR5K_EEPROM_N_2GHZ_CHAN];
struct ath5k_rate_pcal_info ee_rate_tpwr_g[AR5K_EEPROM_N_2GHZ_CHAN];
struct ath5k_rate_pcal_info ee_rate_tpwr_b[AR5K_EEPROM_N_2GHZ_CHAN_MAX];
struct ath5k_rate_pcal_info ee_rate_tpwr_g[AR5K_EEPROM_N_2GHZ_CHAN_MAX];
/* Conformance test limits (Unused) */
u16 ee_ctls;
u16 ee_ctl[AR5K_EEPROM_MAX_CTLS];
u8 ee_ctls;
u8 ee_ctl[AR5K_EEPROM_MAX_CTLS];
struct ath5k_edge_power ee_ctl_pwr[AR5K_EEPROM_N_EDGES * AR5K_EEPROM_MAX_CTLS];
/* Noise Floor Calibration settings */
......
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