1 /*
2  * Copyright (c) 2015 Qualcomm Atheros Inc.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef AR9003_AIC_H
18 #define AR9003_AIC_H
19 
20 #define ATH_AIC_MAX_COM_ATT_DB_TABLE    6
21 #define ATH_AIC_MAX_AIC_LIN_TABLE       69
22 #define ATH_AIC_MIN_ROT_DIR_ATT_DB      0
23 #define ATH_AIC_MIN_ROT_QUAD_ATT_DB     0
24 #define ATH_AIC_MAX_ROT_DIR_ATT_DB      37
25 #define ATH_AIC_MAX_ROT_QUAD_ATT_DB     37
26 #define ATH_AIC_SRAM_AUTO_INCREMENT     0x80000000
27 #define ATH_AIC_SRAM_GAIN_TABLE_OFFSET  0x280
28 #define ATH_AIC_SRAM_CAL_OFFSET         0x140
29 #define ATH_AIC_SRAM_OFFSET             0x00
30 #define ATH_AIC_MEAS_MAG_THRESH         20
31 #define ATH_AIC_BT_JUPITER_CTRL         0x66820
32 #define ATH_AIC_BT_AIC_ENABLE           0x02
33 
34 enum aic_cal_state {
35 	AIC_CAL_STATE_IDLE = 0,
36 	AIC_CAL_STATE_STARTED,
37 	AIC_CAL_STATE_DONE,
38 	AIC_CAL_STATE_ERROR
39 };
40 
41 struct ath_aic_sram_info {
42 	bool valid:1;
43 	bool vga_quad_sign:1;
44 	bool vga_dir_sign:1;
45 	u8 rot_quad_att_db;
46 	u8 rot_dir_att_db;
47 	u8 com_att_6db;
48 };
49 
50 struct ath_aic_out_info {
51 	int16_t dir_path_gain_lin;
52 	int16_t quad_path_gain_lin;
53 };
54 
55 u8 ar9003_aic_calibration(struct ath_hw *ah);
56 u8 ar9003_aic_start_normal(struct ath_hw *ah);
57 u8 ar9003_aic_cal_reset(struct ath_hw *ah);
58 u8 ar9003_aic_calibration_single(struct ath_hw *ah);
59 
60 #endif /* AR9003_AIC_H */
61