1 // SPDX-License-Identifier: ISC
2 /*
3  * Copyright (c) 2010 Broadcom Corporation
4  */
5 
6 /*
7  * phy_hal.h:  functionality exported from the phy to higher layers
8  */
9 
10 #ifndef _BRCM_PHY_HAL_H_
11 #define _BRCM_PHY_HAL_H_
12 
13 #include <brcmu_utils.h>
14 #include <brcmu_wifi.h>
15 #include <phy_shim.h>
16 
17 #define	IDCODE_VER_MASK		0x0000000f
18 #define	IDCODE_VER_SHIFT	0
19 #define	IDCODE_MFG_MASK		0x00000fff
20 #define	IDCODE_MFG_SHIFT	0
21 #define	IDCODE_ID_MASK		0x0ffff000
22 #define	IDCODE_ID_SHIFT		12
23 #define	IDCODE_REV_MASK		0xf0000000
24 #define	IDCODE_REV_SHIFT	28
25 
26 #define	NORADIO_ID		0xe4f5
27 #define	NORADIO_IDCODE		0x4e4f5246
28 
29 #define BCM2055_ID		0x2055
30 #define BCM2055_IDCODE		0x02055000
31 #define BCM2055A0_IDCODE	0x1205517f
32 
33 #define BCM2056_ID		0x2056
34 #define BCM2056_IDCODE		0x02056000
35 #define BCM2056A0_IDCODE	0x1205617f
36 
37 #define BCM2057_ID		0x2057
38 #define BCM2057_IDCODE		0x02057000
39 #define BCM2057A0_IDCODE	0x1205717f
40 
41 #define BCM2064_ID		0x2064
42 #define BCM2064_IDCODE		0x02064000
43 #define BCM2064A0_IDCODE	0x0206417f
44 
45 #define PHY_TPC_HW_OFF		false
46 #define PHY_TPC_HW_ON		true
47 
48 #define PHY_PERICAL_DRIVERUP	1
49 #define PHY_PERICAL_WATCHDOG	2
50 #define PHY_PERICAL_PHYINIT	3
51 #define PHY_PERICAL_JOIN_BSS	4
52 #define PHY_PERICAL_START_IBSS	5
53 #define PHY_PERICAL_UP_BSS	6
54 #define PHY_PERICAL_CHAN	7
55 #define PHY_FULLCAL	8
56 
57 #define PHY_PERICAL_DISABLE	0
58 #define PHY_PERICAL_SPHASE	1
59 #define PHY_PERICAL_MPHASE	2
60 #define PHY_PERICAL_MANUAL	3
61 
62 #define PHY_HOLD_FOR_ASSOC	1
63 #define PHY_HOLD_FOR_SCAN	2
64 #define PHY_HOLD_FOR_RM		4
65 #define PHY_HOLD_FOR_PLT	8
66 #define PHY_HOLD_FOR_MUTE	16
67 #define PHY_HOLD_FOR_NOT_ASSOC 0x20
68 
69 #define PHY_MUTE_FOR_PREISM	1
70 #define PHY_MUTE_ALL		0xffffffff
71 
72 #define PHY_NOISE_FIXED_VAL		(-95)
73 #define PHY_NOISE_FIXED_VAL_NPHY	(-92)
74 #define PHY_NOISE_FIXED_VAL_LCNPHY	(-92)
75 
76 #define PHY_MODE_CAL		0x0002
77 #define PHY_MODE_NOISEM		0x0004
78 
79 #define BRCMS_TXPWR_DB_FACTOR	4
80 
81 /* a large TX Power as an init value to factor out of min() calculations,
82  * keep low enough to fit in an s8, units are .25 dBm
83  */
84 #define BRCMS_TXPWR_MAX		(127)	/* ~32 dBm = 1,500 mW */
85 
86 #define BRCMS_NUM_RATES_CCK           4
87 #define BRCMS_NUM_RATES_OFDM          8
88 #define BRCMS_NUM_RATES_MCS_1_STREAM  8
89 #define BRCMS_NUM_RATES_MCS_2_STREAM  8
90 #define BRCMS_NUM_RATES_MCS_3_STREAM  8
91 #define BRCMS_NUM_RATES_MCS_4_STREAM  8
92 
93 #define	BRCMS_RSSI_INVALID	 0	/* invalid RSSI value */
94 
95 struct d11regs;
96 struct phy_shim_info;
97 
98 struct txpwr_limits {
99 	u8 cck[BRCMS_NUM_RATES_CCK];
100 	u8 ofdm[BRCMS_NUM_RATES_OFDM];
101 
102 	u8 ofdm_cdd[BRCMS_NUM_RATES_OFDM];
103 
104 	u8 ofdm_40_siso[BRCMS_NUM_RATES_OFDM];
105 	u8 ofdm_40_cdd[BRCMS_NUM_RATES_OFDM];
106 
107 	u8 mcs_20_siso[BRCMS_NUM_RATES_MCS_1_STREAM];
108 	u8 mcs_20_cdd[BRCMS_NUM_RATES_MCS_1_STREAM];
109 	u8 mcs_20_stbc[BRCMS_NUM_RATES_MCS_1_STREAM];
110 	u8 mcs_20_mimo[BRCMS_NUM_RATES_MCS_2_STREAM];
111 
112 	u8 mcs_40_siso[BRCMS_NUM_RATES_MCS_1_STREAM];
113 	u8 mcs_40_cdd[BRCMS_NUM_RATES_MCS_1_STREAM];
114 	u8 mcs_40_stbc[BRCMS_NUM_RATES_MCS_1_STREAM];
115 	u8 mcs_40_mimo[BRCMS_NUM_RATES_MCS_2_STREAM];
116 	u8 mcs32;
117 };
118 
119 struct tx_power {
120 	u32 flags;
121 	u16 chanspec;   /* txpwr report for this channel */
122 	u16 local_chanspec;     /* channel on which we are associated */
123 	u8 local_max;   /* local max according to the AP */
124 	u8 local_constraint;    /* local constraint according to the AP */
125 	s8 antgain[2];  /* Ant gain for each band - from SROM */
126 	u8 rf_cores;            /* count of RF Cores being reported */
127 	u8 est_Pout[4]; /* Latest tx power out estimate per RF chain */
128 	u8 est_Pout_act[4];     /* Latest tx power out estimate per RF chain
129 				 * without adjustment */
130 	u8 est_Pout_cck;        /* Latest CCK tx power out estimate */
131 	u8 tx_power_max[4];     /* Maximum target power among all rates */
132 	/* Index of the rate with the max target power */
133 	u8 tx_power_max_rate_ind[4];
134 	/* User limit */
135 	u8 user_limit[WL_TX_POWER_RATES];
136 	/* Regulatory power limit */
137 	u8 reg_limit[WL_TX_POWER_RATES];
138 	/* Max power board can support (SROM) */
139 	u8 board_limit[WL_TX_POWER_RATES];
140 	/* Latest target power */
141 	u8 target[WL_TX_POWER_RATES];
142 };
143 
144 struct tx_inst_power {
145 	u8 txpwr_est_Pout[2];   /* Latest estimate for 2.4 and 5 Ghz */
146 	u8 txpwr_est_Pout_gofdm;        /* Pwr estimate for 2.4 OFDM */
147 };
148 
149 struct brcms_chanvec {
150 	u8 vec[MAXCHANNEL / NBBY];
151 };
152 
153 struct shared_phy_params {
154 	struct si_pub *sih;
155 	struct phy_shim_info *physhim;
156 	uint unit;
157 	uint corerev;
158 	u16 vid;
159 	u16 did;
160 	uint chip;
161 	uint chiprev;
162 	uint chippkg;
163 	uint sromrev;
164 	uint boardtype;
165 	uint boardrev;
166 	u32 boardflags;
167 	u32 boardflags2;
168 };
169 
170 
171 struct shared_phy *wlc_phy_shared_attach(struct shared_phy_params *shp);
172 struct brcms_phy_pub *wlc_phy_attach(struct shared_phy *sh,
173 				     struct bcma_device *d11core, int bandtype,
174 				     struct wiphy *wiphy);
175 void wlc_phy_detach(struct brcms_phy_pub *ppi);
176 
177 bool wlc_phy_get_phyversion(struct brcms_phy_pub *pih, u16 *phytype,
178 			    u16 *phyrev, u16 *radioid, u16 *radiover);
179 bool wlc_phy_get_encore(struct brcms_phy_pub *pih);
180 u32 wlc_phy_get_coreflags(struct brcms_phy_pub *pih);
181 
182 void wlc_phy_hw_clk_state_upd(struct brcms_phy_pub *ppi, bool newstate);
183 void wlc_phy_hw_state_upd(struct brcms_phy_pub *ppi, bool newstate);
184 void wlc_phy_init(struct brcms_phy_pub *ppi, u16 chanspec);
185 void wlc_phy_watchdog(struct brcms_phy_pub *ppi);
186 int wlc_phy_down(struct brcms_phy_pub *ppi);
187 u32 wlc_phy_clk_bwbits(struct brcms_phy_pub *pih);
188 void wlc_phy_cal_init(struct brcms_phy_pub *ppi);
189 void wlc_phy_antsel_init(struct brcms_phy_pub *ppi, bool lut_init);
190 
191 void wlc_phy_chanspec_set(struct brcms_phy_pub *ppi, u16 chanspec);
192 u16 wlc_phy_chanspec_get(struct brcms_phy_pub *ppi);
193 void wlc_phy_chanspec_radio_set(struct brcms_phy_pub *ppi, u16 newch);
194 u16 wlc_phy_bw_state_get(struct brcms_phy_pub *ppi);
195 void wlc_phy_bw_state_set(struct brcms_phy_pub *ppi, u16 bw);
196 
197 int wlc_phy_rssi_compute(struct brcms_phy_pub *pih, struct d11rxhdr *rxh);
198 void wlc_phy_por_inform(struct brcms_phy_pub *ppi);
199 void wlc_phy_noise_sample_intr(struct brcms_phy_pub *ppi);
200 bool wlc_phy_bist_check_phy(struct brcms_phy_pub *ppi);
201 
202 void wlc_phy_set_deaf(struct brcms_phy_pub *ppi, bool user_flag);
203 
204 void wlc_phy_switch_radio(struct brcms_phy_pub *ppi, bool on);
205 void wlc_phy_anacore(struct brcms_phy_pub *ppi, bool on);
206 
207 
208 void wlc_phy_BSSinit(struct brcms_phy_pub *ppi, bool bonlyap, int rssi);
209 
210 void wlc_phy_chanspec_ch14_widefilter_set(struct brcms_phy_pub *ppi,
211 					  bool wide_filter);
212 void wlc_phy_chanspec_band_validch(struct brcms_phy_pub *ppi, uint band,
213 				   struct brcms_chanvec *channels);
214 u16 wlc_phy_chanspec_band_firstch(struct brcms_phy_pub *ppi, uint band);
215 
216 void wlc_phy_txpower_sromlimit(struct brcms_phy_pub *ppi, uint chan, u8 *_min_,
217 			       u8 *_max_, int rate);
218 void wlc_phy_txpower_sromlimit_max_get(struct brcms_phy_pub *ppi, uint chan,
219 				       u8 *_max_, u8 *_min_);
220 void wlc_phy_txpower_boardlimit_band(struct brcms_phy_pub *ppi, uint band,
221 				     s32 *, s32 *, u32 *);
222 void wlc_phy_txpower_limit_set(struct brcms_phy_pub *ppi, struct txpwr_limits *,
223 			       u16 chanspec);
224 int wlc_phy_txpower_get(struct brcms_phy_pub *ppi, uint *qdbm, bool *override);
225 int wlc_phy_txpower_set(struct brcms_phy_pub *ppi, uint qdbm, bool override);
226 void wlc_phy_txpower_target_set(struct brcms_phy_pub *ppi,
227 				struct txpwr_limits *);
228 bool wlc_phy_txpower_hw_ctrl_get(struct brcms_phy_pub *ppi);
229 void wlc_phy_txpower_hw_ctrl_set(struct brcms_phy_pub *ppi, bool hwpwrctrl);
230 u8 wlc_phy_txpower_get_target_min(struct brcms_phy_pub *ppi);
231 u8 wlc_phy_txpower_get_target_max(struct brcms_phy_pub *ppi);
232 bool wlc_phy_txpower_ipa_ison(struct brcms_phy_pub *pih);
233 
234 void wlc_phy_stf_chain_init(struct brcms_phy_pub *pih, u8 txchain, u8 rxchain);
235 void wlc_phy_stf_chain_set(struct brcms_phy_pub *pih, u8 txchain, u8 rxchain);
236 void wlc_phy_stf_chain_get(struct brcms_phy_pub *pih, u8 *txchain, u8 *rxchain);
237 u8 wlc_phy_stf_chain_active_get(struct brcms_phy_pub *pih);
238 s8 wlc_phy_stf_ssmode_get(struct brcms_phy_pub *pih, u16 chanspec);
239 void wlc_phy_ldpc_override_set(struct brcms_phy_pub *ppi, bool val);
240 
241 void wlc_phy_cal_perical(struct brcms_phy_pub *ppi, u8 reason);
242 void wlc_phy_noise_sample_request_external(struct brcms_phy_pub *ppi);
243 void wlc_phy_edcrs_lock(struct brcms_phy_pub *pih, bool lock);
244 void wlc_phy_cal_papd_recal(struct brcms_phy_pub *ppi);
245 
246 void wlc_phy_ant_rxdiv_set(struct brcms_phy_pub *ppi, u8 val);
247 void wlc_phy_clear_tssi(struct brcms_phy_pub *ppi);
248 void wlc_phy_hold_upd(struct brcms_phy_pub *ppi, u32 id, bool val);
249 void wlc_phy_mute_upd(struct brcms_phy_pub *ppi, bool val, u32 flags);
250 
251 void wlc_phy_antsel_type_set(struct brcms_phy_pub *ppi, u8 antsel_type);
252 
253 void wlc_phy_txpower_get_current(struct brcms_phy_pub *ppi,
254 				 struct tx_power *power, uint channel);
255 
256 void wlc_phy_initcal_enable(struct brcms_phy_pub *pih, bool initcal);
257 bool wlc_phy_test_ison(struct brcms_phy_pub *ppi);
258 void wlc_phy_txpwr_percent_set(struct brcms_phy_pub *ppi, u8 txpwr_percent);
259 void wlc_phy_ofdm_rateset_war(struct brcms_phy_pub *pih, bool war);
260 void wlc_phy_bf_preempt_enable(struct brcms_phy_pub *pih, bool bf_preempt);
261 void wlc_phy_machwcap_set(struct brcms_phy_pub *ppi, u32 machwcap);
262 
263 void wlc_phy_runbist_config(struct brcms_phy_pub *ppi, bool start_end);
264 
265 void wlc_phy_freqtrack_start(struct brcms_phy_pub *ppi);
266 void wlc_phy_freqtrack_end(struct brcms_phy_pub *ppi);
267 
268 const u8 *wlc_phy_get_ofdm_rate_lookup(void);
269 
270 s8 wlc_phy_get_tx_power_offset_by_mcs(struct brcms_phy_pub *ppi,
271 				      u8 mcs_offset);
272 s8 wlc_phy_get_tx_power_offset(struct brcms_phy_pub *ppi, u8 tbl_offset);
273 #endif                          /* _BRCM_PHY_HAL_H_ */
274