/* SPDX-License-Identifier: GPL-2.0 */ #ifndef B43_LO_H_ #define B43_LO_H_ /* G-PHY Local Oscillator */ #include "phy_g.h" struct b43_wldev; /* Local Oscillator control value-pair. */ struct b43_loctl { /* Control values. */ s8 i; s8 q; }; /* Debugging: Poison value for i and q values. */ #define B43_LOCTL_POISON 111 /* This struct holds calibrated LO settings for a set of * Baseband and RF attenuation settings. */ struct b43_lo_calib { /* The set of attenuation values this set of LO * control values is calibrated for. */ struct b43_bbatt bbatt; struct b43_rfatt rfatt; /* The set of control values for the LO. */ struct b43_loctl ctl; /* The time when these settings were calibrated (in jiffies) */ unsigned long calib_time; /* List. */ struct list_head list; }; /* Size of the DC Lookup Table in 16bit words. */ #define B43_DC_LT_SIZE 32 /* Local Oscillator calibration information */ struct b43_txpower_lo_control { /* Lists of RF and BB attenuation values for this device. * Used for building hardware power control tables. */ struct b43_rfatt_list rfatt_list; struct b43_bbatt_list bbatt_list; /* The DC Lookup Table is cached in memory here. * Note that this is only used for Hardware Power Control. */ u16 dc_lt[B43_DC_LT_SIZE]; /* List of calibrated control values (struct b43_lo_calib). */ struct list_head calib_list; /* Last time the power vector was read (jiffies). */ unsigned long pwr_vec_read_time; /* Last time the txctl values were measured (jiffies). */ unsigned long txctl_measured_time; /* Current TX Bias value */ u8 tx_bias; /* Current TX Magnification Value (if used by the device) */ u8 tx_magn; /* Saved device PowerVector */ u64 power_vector; }; /* Calibration expire timeouts. * Timeouts must be multiple of 15 seconds. To make sure * the item really expired when the 15 second timer hits, we * subtract two additional seconds from the timeout. */ #define B43_LO_CALIB_EXPIRE (HZ * (30 - 2)) #define B43_LO_PWRVEC_EXPIRE (HZ * (30 - 2)) #define B43_LO_TXCTL_EXPIRE (HZ * (180 - 4)) /* 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); void b43_gphy_dc_lt_init(struct b43_wldev *dev, bool update_all); void b43_lo_g_maintenance_work(struct b43_wldev *dev); void b43_lo_g_cleanup(struct b43_wldev *dev); void b43_lo_g_init(struct b43_wldev *dev); #endif /* B43_LO_H_ */