6   G PHY LO (LocalOscillator) Measuring and Control routines
18 #include "lo.h"
27 static struct b43_lo_calib *b43_find_lo_calib(struct b43_txpower_lo_control *lo,  in b43_find_lo_calib()  argument
33 	list_for_each_entry(c, &lo->calib_list, list) {  in b43_find_lo_calib()
52 			b43dbg(dev->wl, "Invalid LO control pair "  in b43_lo_write()
117 	 * in the LO calibration. */  in lo_measure_feedthrough()
166 	struct b43_txpower_lo_control *lo = gphy->lo_control;  in lo_measure_txctl_values()  local
239 					lo->tx_bias = tx_bias;  in lo_measure_txctl_values()
240 					lo->tx_magn = tx_magn;  in lo_measure_txctl_values()
243 				if (lo->tx_bias == 0)  in lo_measure_txctl_values()
248 					   & 0xFF00) | lo->tx_bias | lo->  in lo_measure_txctl_values()
252 		lo->tx_magn = 0;  in lo_measure_txctl_values()
253 		lo->tx_bias = 0;  in lo_measure_txctl_values()
256 	lo->txctl_measured_time = jiffies;  in lo_measure_txctl_values()
263 	struct b43_txpower_lo_control *lo = gphy->lo_control;  in lo_read_power_vector()  local
275 		lo->power_vector = power_vector;  in lo_read_power_vector()
276 	lo->pwr_vec_read_time = jiffies;  in lo_read_power_vector()
279 /* 802.11/LO/GPHY/MeasuringGains */
378 	struct b43_txpower_lo_control *lo = gphy->lo_control;  in lo_measure_setup()  local
473 	if (time_before(lo->txctl_measured_time,  in lo_measure_setup()
763 		b43dbg(dev->wl, "LO: Calibrated for BB(%u), RF(%u,%u) "  in b43_calibrate_lo_setting()
771 		b43warn(dev->wl, "LO calib: out of memory\n");  in b43_calibrate_lo_setting()
783 /* Get a calibrated LO setting for the given attenuation values.
790 	struct b43_txpower_lo_control *lo = dev->phy.g->lo_control;  in b43_get_calib_lo_settings()  local
793 	c = b43_find_lo_calib(lo, bbatt, rfatt);  in b43_get_calib_lo_settings()
796 	/* Not in the list of calibrated LO settings.  in b43_get_calib_lo_settings()
801 	list_add(&c->list, &lo->calib_list);  in b43_get_calib_lo_settings()
810 	struct b43_txpower_lo_control *lo = gphy->lo_control;  in b43_gphy_dc_lt_init()  local
819 	B43_WARN_ON(lo->rfatt_list.len * lo->bbatt_list.len > 64);  in b43_gphy_dc_lt_init()
821 	power_vector = lo->power_vector;  in b43_gphy_dc_lt_init()
838 		bb_offset = i / lo->rfatt_list.len;  in b43_gphy_dc_lt_init()
839 		rf_offset = i % lo->rfatt_list.len;  in b43_gphy_dc_lt_init()
840 		bbatt = &(lo->bbatt_list.list[bb_offset]);  in b43_gphy_dc_lt_init()
841 		rfatt = &(lo->rfatt_list.list[rf_offset]);  in b43_gphy_dc_lt_init()
845 			b43warn(dev->wl, "LO: Could not "  in b43_gphy_dc_lt_init()
859 			lo->dc_lt[idx] = (lo->dc_lt[idx] & 0x00FF)  in b43_gphy_dc_lt_init()
863 			lo->dc_lt[idx] = (lo->dc_lt[idx] & 0xFF00)  in b43_gphy_dc_lt_init()
871 			b43_phy_write(dev, 0x3A0 + i, lo->dc_lt[i]);  in b43_gphy_dc_lt_init()
919 /* Periodic LO maintenance work */
924 	struct b43_txpower_lo_control *lo = gphy->lo_control;  in b43_lo_g_maintenance_work()  local
931 	if (!lo)  in b43_lo_g_maintenance_work()
939 		if (time_before(lo->pwr_vec_read_time, expire)) {  in b43_lo_g_maintenance_work()
948 	/* Search for expired LO settings. Remove them.  in b43_lo_g_maintenance_work()
951 	list_for_each_entry_safe(cal, tmp, &lo->calib_list, list) {  in b43_lo_g_maintenance_work()
961 			b43dbg(dev->wl, "LO: Item BB(%u), RF(%u,%u), "  in b43_lo_g_maintenance_work()
970 	if (current_item_expired || unlikely(list_empty(&lo->calib_list))) {  in b43_lo_g_maintenance_work()
971 		/* Recalibrate currently used LO setting. */  in b43_lo_g_maintenance_work()
973 			b43dbg(dev->wl, "LO: Recalibrating current LO setting\n");  in b43_lo_g_maintenance_work()
976 			list_add(&cal->list, &lo->calib_list);  in b43_lo_g_maintenance_work()
979 			b43warn(dev->wl, "Failed to recalibrate current LO setting\n");  in b43_lo_g_maintenance_work()
985 	struct b43_txpower_lo_control *lo = dev->phy.g->lo_control;  in b43_lo_g_cleanup()  local
988 	if (!lo)  in b43_lo_g_cleanup()
990 	list_for_each_entry_safe(cal, tmp, &lo->calib_list, list) {  in b43_lo_g_cleanup()
996 /* LO Initialization */