1*b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 258619b14SKalle Valo #ifndef B43_LO_H_ 358619b14SKalle Valo #define B43_LO_H_ 458619b14SKalle Valo 558619b14SKalle Valo /* G-PHY Local Oscillator */ 658619b14SKalle Valo 758619b14SKalle Valo #include "phy_g.h" 858619b14SKalle Valo 958619b14SKalle Valo struct b43_wldev; 1058619b14SKalle Valo 1158619b14SKalle Valo /* Local Oscillator control value-pair. */ 1258619b14SKalle Valo struct b43_loctl { 1358619b14SKalle Valo /* Control values. */ 1458619b14SKalle Valo s8 i; 1558619b14SKalle Valo s8 q; 1658619b14SKalle Valo }; 1758619b14SKalle Valo /* Debugging: Poison value for i and q values. */ 1858619b14SKalle Valo #define B43_LOCTL_POISON 111 1958619b14SKalle Valo 2058619b14SKalle Valo /* This struct holds calibrated LO settings for a set of 2158619b14SKalle Valo * Baseband and RF attenuation settings. */ 2258619b14SKalle Valo struct b43_lo_calib { 2358619b14SKalle Valo /* The set of attenuation values this set of LO 2458619b14SKalle Valo * control values is calibrated for. */ 2558619b14SKalle Valo struct b43_bbatt bbatt; 2658619b14SKalle Valo struct b43_rfatt rfatt; 2758619b14SKalle Valo /* The set of control values for the LO. */ 2858619b14SKalle Valo struct b43_loctl ctl; 2958619b14SKalle Valo /* The time when these settings were calibrated (in jiffies) */ 3058619b14SKalle Valo unsigned long calib_time; 3158619b14SKalle Valo /* List. */ 3258619b14SKalle Valo struct list_head list; 3358619b14SKalle Valo }; 3458619b14SKalle Valo 3558619b14SKalle Valo /* Size of the DC Lookup Table in 16bit words. */ 3658619b14SKalle Valo #define B43_DC_LT_SIZE 32 3758619b14SKalle Valo 3858619b14SKalle Valo /* Local Oscillator calibration information */ 3958619b14SKalle Valo struct b43_txpower_lo_control { 4058619b14SKalle Valo /* Lists of RF and BB attenuation values for this device. 4158619b14SKalle Valo * Used for building hardware power control tables. */ 4258619b14SKalle Valo struct b43_rfatt_list rfatt_list; 4358619b14SKalle Valo struct b43_bbatt_list bbatt_list; 4458619b14SKalle Valo 4558619b14SKalle Valo /* The DC Lookup Table is cached in memory here. 4658619b14SKalle Valo * Note that this is only used for Hardware Power Control. */ 4758619b14SKalle Valo u16 dc_lt[B43_DC_LT_SIZE]; 4858619b14SKalle Valo 4958619b14SKalle Valo /* List of calibrated control values (struct b43_lo_calib). */ 5058619b14SKalle Valo struct list_head calib_list; 5158619b14SKalle Valo /* Last time the power vector was read (jiffies). */ 5258619b14SKalle Valo unsigned long pwr_vec_read_time; 5358619b14SKalle Valo /* Last time the txctl values were measured (jiffies). */ 5458619b14SKalle Valo unsigned long txctl_measured_time; 5558619b14SKalle Valo 5658619b14SKalle Valo /* Current TX Bias value */ 5758619b14SKalle Valo u8 tx_bias; 5858619b14SKalle Valo /* Current TX Magnification Value (if used by the device) */ 5958619b14SKalle Valo u8 tx_magn; 6058619b14SKalle Valo 6158619b14SKalle Valo /* Saved device PowerVector */ 6258619b14SKalle Valo u64 power_vector; 6358619b14SKalle Valo }; 6458619b14SKalle Valo 6558619b14SKalle Valo /* Calibration expire timeouts. 6658619b14SKalle Valo * Timeouts must be multiple of 15 seconds. To make sure 6758619b14SKalle Valo * the item really expired when the 15 second timer hits, we 6858619b14SKalle Valo * subtract two additional seconds from the timeout. */ 6958619b14SKalle Valo #define B43_LO_CALIB_EXPIRE (HZ * (30 - 2)) 7058619b14SKalle Valo #define B43_LO_PWRVEC_EXPIRE (HZ * (30 - 2)) 7158619b14SKalle Valo #define B43_LO_TXCTL_EXPIRE (HZ * (180 - 4)) 7258619b14SKalle Valo 7358619b14SKalle Valo 7458619b14SKalle Valo /* Adjust the Local Oscillator to the saved attenuation 7558619b14SKalle Valo * and txctl values. 7658619b14SKalle Valo */ 7758619b14SKalle Valo void b43_lo_g_adjust(struct b43_wldev *dev); 7858619b14SKalle Valo /* Adjust to specific values. */ 7958619b14SKalle Valo void b43_lo_g_adjust_to(struct b43_wldev *dev, 8058619b14SKalle Valo u16 rfatt, u16 bbatt, u16 tx_control); 8158619b14SKalle Valo 8258619b14SKalle Valo void b43_gphy_dc_lt_init(struct b43_wldev *dev, bool update_all); 8358619b14SKalle Valo 8458619b14SKalle Valo void b43_lo_g_maintenance_work(struct b43_wldev *dev); 8558619b14SKalle Valo void b43_lo_g_cleanup(struct b43_wldev *dev); 8658619b14SKalle Valo void b43_lo_g_init(struct b43_wldev *dev); 8758619b14SKalle Valo 8858619b14SKalle Valo #endif /* B43_LO_H_ */ 89