1#ifndef B43_LO_H_
 2#define B43_LO_H_
 3
 4/* G-PHY Local Oscillator */
 5
 6#include "phy_g.h"
 7
 8struct b43_wldev;
 9
10/* Local Oscillator control value-pair. */
11struct b43_loctl {
12	/* Control values. */
13	s8 i;
14	s8 q;
15};
16/* Debugging: Poison value for i and q values. */
17#define B43_LOCTL_POISON	111
18
19/* This struct holds calibrated LO settings for a set of
20 * Baseband and RF attenuation settings. */
21struct b43_lo_calib {
22	/* The set of attenuation values this set of LO
23	 * control values is calibrated for. */
24	struct b43_bbatt bbatt;
25	struct b43_rfatt rfatt;
26	/* The set of control values for the LO. */
27	struct b43_loctl ctl;
28	/* The time when these settings were calibrated (in jiffies) */
29	unsigned long calib_time;
30	/* List. */
31	struct list_head list;
32};
33
34/* Size of the DC Lookup Table in 16bit words. */
35#define B43_DC_LT_SIZE		32
36
37/* Local Oscillator calibration information */
38struct b43_txpower_lo_control {
39	/* Lists of RF and BB attenuation values for this device.
40	 * Used for building hardware power control tables. */
41	struct b43_rfatt_list rfatt_list;
42	struct b43_bbatt_list bbatt_list;
43
44	/* The DC Lookup Table is cached in memory here.
45	 * Note that this is only used for Hardware Power Control. */
46	u16 dc_lt[B43_DC_LT_SIZE];
47
48	/* List of calibrated control values (struct b43_lo_calib). */
49	struct list_head calib_list;
50	/* Last time the power vector was read (jiffies). */
51	unsigned long pwr_vec_read_time;
52	/* Last time the txctl values were measured (jiffies). */
53	unsigned long txctl_measured_time;
54
55	/* Current TX Bias value */
56	u8 tx_bias;
57	/* Current TX Magnification Value (if used by the device) */
58	u8 tx_magn;
59
60	/* Saved device PowerVector */
61	u64 power_vector;
62};
63
64/* Calibration expire timeouts.
65 * Timeouts must be multiple of 15 seconds. To make sure
66 * the item really expired when the 15 second timer hits, we
67 * subtract two additional seconds from the timeout. */
68#define B43_LO_CALIB_EXPIRE	(HZ * (30 - 2))
69#define B43_LO_PWRVEC_EXPIRE	(HZ * (30 - 2))
70#define B43_LO_TXCTL_EXPIRE	(HZ * (180 - 4))
71
72
73/* Adjust the Local Oscillator to the saved attenuation
74 * and txctl values.
75 */
76void b43_lo_g_adjust(struct b43_wldev *dev);
77/* Adjust to specific values. */
78void b43_lo_g_adjust_to(struct b43_wldev *dev,
79			u16 rfatt, u16 bbatt, u16 tx_control);
80
81void b43_gphy_dc_lt_init(struct b43_wldev *dev, bool update_all);
82
83void b43_lo_g_maintanance_work(struct b43_wldev *dev);
84void b43_lo_g_cleanup(struct b43_wldev *dev);
85void b43_lo_g_init(struct b43_wldev *dev);
86
87#endif /* B43_LO_H_ */