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Diffstat (limited to 'package/b43/src/lo.h')
-rw-r--r-- | package/b43/src/lo.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/package/b43/src/lo.h b/package/b43/src/lo.h new file mode 100644 index 0000000..455615d --- /dev/null +++ b/package/b43/src/lo.h @@ -0,0 +1,112 @@ +#ifndef B43_LO_H_ +#define B43_LO_H_ + +#include "phy.h" + +struct b43_wldev; + +/* Local Oscillator control value-pair. */ +struct b43_loctl { + /* Control values. */ + s8 i; + s8 q; + /* "Used by hardware" flag. */ + bool used; +#ifdef CONFIG_B43_DEBUG + /* Is this lo-control-array entry calibrated? */ + bool calibrated; +#endif +}; + +/* Debugging: Poison value for i and q values. */ +#define B43_LOCTL_POISON 111 + +/* loctl->calibrated debugging mechanism */ +#ifdef CONFIG_B43_DEBUG +static inline void b43_loctl_set_calibrated(struct b43_loctl *loctl, + bool calibrated) +{ + loctl->calibrated = calibrated; +} +static inline bool b43_loctl_is_calibrated(struct b43_loctl *loctl) +{ + return loctl->calibrated; +} +#else +static inline void b43_loctl_set_calibrated(struct b43_loctl *loctl, + bool calibrated) +{ +} +static inline bool b43_loctl_is_calibrated(struct b43_loctl *loctl) +{ + return 1; +} +#endif + +/* TX Power LO Control Array. + * Value-pairs to adjust the LocalOscillator are stored + * in this structure. + * There are two different set of values. One for "Flag is Set" + * and one for "Flag is Unset". + * By "Flag" the flag in struct b43_rfatt is meant. + * The Value arrays are two-dimensional. The first index + * is the baseband attenuation and the second index + * is the radio attenuation. + * Use b43_get_lo_g_ctl() to retrieve a value from the lists. + */ +struct b43_txpower_lo_control { +#define B43_NR_BB 12 +#define B43_NR_RF 16 + /* LO Control values, with PAD Mixer */ + struct b43_loctl with_padmix[B43_NR_BB][B43_NR_RF]; + /* LO Control values, without PAD Mixer */ + struct b43_loctl no_padmix[B43_NR_BB][B43_NR_RF]; + + /* Flag to indicate a complete rebuild of the two tables above + * to the LO measuring code. */ + bool rebuild; + + /* Lists of valid RF and BB attenuation values for this device. */ + struct b43_rfatt_list rfatt_list; + struct b43_bbatt_list bbatt_list; + + /* Current TX Bias value */ + u8 tx_bias; + /* Current TX Magnification Value (if used by the device) */ + u8 tx_magn; + + /* GPHY LO is measured. */ + bool lo_measured; + + /* Saved device PowerVector */ + u64 power_vector; +}; + +/* Measure the BPHY Local Oscillator. */ +void b43_lo_b_measure(struct b43_wldev *dev); +/* Measure the BPHY/GPHY Local Oscillator. */ +void b43_lo_g_measure(struct b43_wldev *dev); + +/* Adjust the Local Oscillator to the saved attenuation + * and txctl values. + */ +void b43_lo_g_adjust(struct b43_wldev *dev); +/* Adjust to specific values. */ +void b43_lo_g_adjust_to(struct b43_wldev *dev, + u16 rfatt, u16 bbatt, u16 tx_control); + +/* Mark all possible b43_lo_g_ctl as "unused" */ +void b43_lo_g_ctl_mark_all_unused(struct b43_wldev *dev); +/* Mark the b43_lo_g_ctl corresponding to the current + * attenuation values as used. + */ +void b43_lo_g_ctl_mark_cur_used(struct b43_wldev *dev); + +/* Get a reference to a LO Control value pair in the + * TX Power LO Control Array. + */ +struct b43_loctl *b43_get_lo_g_ctl(struct b43_wldev *dev, + const struct b43_rfatt *rfatt, + const struct b43_bbatt *bbatt); + +#endif /* B43_LO_H_ */ |