1 /*
2 * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com>
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 ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
18
19 #include <linux/etherdevice.h>
20 #include <linux/firmware.h>
21 #include <linux/bitops.h>
22 #include <linux/rpmsg.h>
23 #include "smd.h"
24
25 struct wcn36xx_cfg_val {
26 u32 cfg_id;
27 u32 value;
28 };
29
30 #define WCN36XX_CFG_VAL(id, val) \
31 { \
32 .cfg_id = WCN36XX_HAL_CFG_ ## id, \
33 .value = val \
34 }
35
36 static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = {
37 WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1),
38 WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1),
39 WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0),
40 WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785),
41 WCN36XX_CFG_VAL(CAL_PERIOD, 5),
42 WCN36XX_CFG_VAL(CAL_CONTROL, 1),
43 WCN36XX_CFG_VAL(PROXIMITY, 0),
44 WCN36XX_CFG_VAL(NETWORK_DENSITY, 3),
45 WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 6000),
46 WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64),
47 WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347),
48 WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 15),
49 WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 15),
50 WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000),
51 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5),
52 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10),
53 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15),
54 WCN36XX_CFG_VAL(FIXED_RATE, 0),
55 WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4),
56 WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0),
57 WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0),
58 WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5),
59 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1),
60 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5),
61 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5),
62 WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40),
63 WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200),
64 WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1),
65 WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1),
66 WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20),
67 WCN36XX_CFG_VAL(STATS_PERIOD, 10),
68 WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000),
69 WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0),
70 WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128),
71 WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560),
72 WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0),
73 WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1),
74 WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1),
75 WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0),
76 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000),
77 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000),
78 WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10),
79 WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0),
80 WCN36XX_CFG_VAL(ENABLE_DYNAMIC_RA_START_RATE, 133), /* MCS 5 */
81 WCN36XX_CFG_VAL(LINK_FAIL_TX_CNT, 1000),
82 };
83
84 static struct wcn36xx_cfg_val wcn3680_cfg_vals[] = {
85 WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1),
86 WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1),
87 WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0),
88 WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785),
89 WCN36XX_CFG_VAL(CAL_PERIOD, 5),
90 WCN36XX_CFG_VAL(CAL_CONTROL, 1),
91 WCN36XX_CFG_VAL(PROXIMITY, 0),
92 WCN36XX_CFG_VAL(NETWORK_DENSITY, 3),
93 WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 4096),
94 WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64),
95 WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347),
96 WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 15),
97 WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 15),
98 WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000),
99 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5),
100 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10),
101 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15),
102 WCN36XX_CFG_VAL(FIXED_RATE, 0),
103 WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4),
104 WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0),
105 WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0),
106 WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5),
107 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1),
108 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5),
109 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_24GHZ, 1),
110 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5),
111 WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40),
112 WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200),
113 WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1),
114 WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1),
115 WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20),
116 WCN36XX_CFG_VAL(STATS_PERIOD, 10),
117 WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000),
118 WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0),
119 WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128),
120 WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560),
121 WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0),
122 WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1),
123 WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1),
124 WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0),
125 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000),
126 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000),
127 WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10),
128 WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0),
129 WCN36XX_CFG_VAL(TDLS_PUAPSD_MASK, 0),
130 WCN36XX_CFG_VAL(TDLS_PUAPSD_BUFFER_STA_CAPABLE, 1),
131 WCN36XX_CFG_VAL(TDLS_PUAPSD_INACTIVITY_TIME, 0),
132 WCN36XX_CFG_VAL(TDLS_PUAPSD_RX_FRAME_THRESHOLD, 10),
133 WCN36XX_CFG_VAL(TDLS_OFF_CHANNEL_CAPABLE, 1),
134 WCN36XX_CFG_VAL(ENABLE_ADAPTIVE_RX_DRAIN, 1),
135 WCN36XX_CFG_VAL(FLEXCONNECT_POWER_FACTOR, 0),
136 WCN36XX_CFG_VAL(ANTENNA_DIVERSITY, 3),
137 WCN36XX_CFG_VAL(ATH_DISABLE, 0),
138 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_ACTIVE_WLAN_LEN, 60000),
139 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_ACTIVE_BT_LEN, 90000),
140 WCN36XX_CFG_VAL(BTC_SAP_STATIC_OPP_ACTIVE_WLAN_LEN, 30000),
141 WCN36XX_CFG_VAL(BTC_SAP_STATIC_OPP_ACTIVE_BT_LEN, 30000),
142 WCN36XX_CFG_VAL(ASD_PROBE_INTERVAL, 50),
143 WCN36XX_CFG_VAL(ASD_TRIGGER_THRESHOLD, -60),
144 WCN36XX_CFG_VAL(ASD_RTT_RSSI_HYST_THRESHOLD, 3),
145 WCN36XX_CFG_VAL(BTC_CTS2S_ON_STA_DURING_SCO, 0),
146 WCN36XX_CFG_VAL(RA_FILTER_ENABLE, 0),
147 WCN36XX_CFG_VAL(RA_RATE_LIMIT_INTERVAL, 60),
148 WCN36XX_CFG_VAL(BTC_FATAL_HID_NSNIFF_BLK, 2),
149 WCN36XX_CFG_VAL(BTC_CRITICAL_HID_NSNIFF_BLK, 1),
150 WCN36XX_CFG_VAL(BTC_DYN_A2DP_TX_QUEUE_THOLD, 0),
151 WCN36XX_CFG_VAL(BTC_DYN_OPP_TX_QUEUE_THOLD, 1),
152 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_SP, 10),
153 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_RX_CNT, 50),
154 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_TX_CNT, 50),
155 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_TX_CNT_MEAS_WINDOW, 500),
156 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_RX_CNT_MEAS_WINDOW, 500),
157 WCN36XX_CFG_VAL(MAX_PSPOLL_IN_WMM_UAPSD_PS_MODE, 0),
158 WCN36XX_CFG_VAL(MAX_UAPSD_INACTIVITY_INTERVALS, 10),
159 WCN36XX_CFG_VAL(ENABLE_DYNAMIC_WMMPS, 1),
160 WCN36XX_CFG_VAL(BURST_MODE_BE_TXOP_VALUE, 0),
161 WCN36XX_CFG_VAL(ENABLE_DYNAMIC_RA_START_RATE, 136),
162 WCN36XX_CFG_VAL(BTC_FAST_WLAN_CONN_PREF, 1),
163 WCN36XX_CFG_VAL(ENABLE_RTSCTS_HTVHT, 0),
164 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_IDLE_WLAN_LEN, 30000),
165 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_IDLE_BT_LEN, 120000),
166 WCN36XX_CFG_VAL(LINK_FAIL_TX_CNT, 1000),
167 WCN36XX_CFG_VAL(TOGGLE_ARP_BDRATES, 0),
168 WCN36XX_CFG_VAL(OPTIMIZE_CA_EVENT, 0),
169 WCN36XX_CFG_VAL(EXT_SCAN_CONC_MODE, 0),
170 WCN36XX_CFG_VAL(BAR_WAKEUP_HOST_DISABLE, 0),
171 WCN36XX_CFG_VAL(SAR_BOFFSET_CORRECTION_ENABLE, 0),
172 WCN36XX_CFG_VAL(BTC_DISABLE_WLAN_LINK_CRITICAL, 5),
173 WCN36XX_CFG_VAL(DISABLE_SCAN_DURING_SCO, 2),
174 WCN36XX_CFG_VAL(CONS_BCNMISS_COUNT, 0),
175 WCN36XX_CFG_VAL(UNITS_OF_BCN_WAIT_TIME, 0),
176 WCN36XX_CFG_VAL(TRIGGER_NULLFRAME_BEFORE_HB, 0),
177 WCN36XX_CFG_VAL(ENABLE_POWERSAVE_OFFLOAD, 0),
178 };
179
put_cfg_tlv_u32(struct wcn36xx * wcn,size_t * len,u32 id,u32 value)180 static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value)
181 {
182 struct wcn36xx_hal_cfg *entry;
183 u32 *val;
184
185 if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_HAL_BUF_SIZE) {
186 wcn36xx_err("Not enough room for TLV entry\n");
187 return -ENOMEM;
188 }
189
190 entry = (struct wcn36xx_hal_cfg *) (wcn->hal_buf + *len);
191 entry->id = id;
192 entry->len = sizeof(u32);
193 entry->pad_bytes = 0;
194 entry->reserve = 0;
195
196 val = (u32 *) (entry + 1);
197 *val = value;
198
199 *len += sizeof(*entry) + sizeof(u32);
200
201 return 0;
202 }
203
wcn36xx_smd_set_bss_nw_type(struct wcn36xx * wcn,struct ieee80211_sta * sta,struct wcn36xx_hal_config_bss_params * bss_params)204 static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn,
205 struct ieee80211_sta *sta,
206 struct wcn36xx_hal_config_bss_params *bss_params)
207 {
208 if (NL80211_BAND_5GHZ == WCN36XX_BAND(wcn))
209 bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE;
210 else if (sta && sta->ht_cap.ht_supported)
211 bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE;
212 else if (sta && (sta->supp_rates[NL80211_BAND_2GHZ] & 0x7f))
213 bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE;
214 else
215 bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE;
216 }
217
is_cap_supported(unsigned long caps,unsigned long flag)218 static inline u8 is_cap_supported(unsigned long caps, unsigned long flag)
219 {
220 return caps & flag ? 1 : 0;
221 }
222
wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct wcn36xx_hal_config_bss_params * bss_params)223 static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif,
224 struct ieee80211_sta *sta,
225 struct wcn36xx_hal_config_bss_params *bss_params)
226 {
227 if (sta && sta->ht_cap.ht_supported) {
228 unsigned long caps = sta->ht_cap.cap;
229 bss_params->ht = sta->ht_cap.ht_supported;
230 bss_params->tx_channel_width_set = is_cap_supported(caps,
231 IEEE80211_HT_CAP_SUP_WIDTH_20_40);
232 bss_params->lsig_tx_op_protection_full_support =
233 is_cap_supported(caps,
234 IEEE80211_HT_CAP_LSIG_TXOP_PROT);
235
236 bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode;
237 bss_params->lln_non_gf_coexist =
238 !!(vif->bss_conf.ht_operation_mode &
239 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
240 /* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */
241 bss_params->dual_cts_protection = 0;
242 /* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */
243 bss_params->ht20_coexist = 0;
244 }
245 }
246
247 static void
wcn36xx_smd_set_bss_vht_params(struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct wcn36xx_hal_config_bss_params_v1 * bss)248 wcn36xx_smd_set_bss_vht_params(struct ieee80211_vif *vif,
249 struct ieee80211_sta *sta,
250 struct wcn36xx_hal_config_bss_params_v1 *bss)
251 {
252 if (sta && sta->vht_cap.vht_supported)
253 bss->vht_capable = 1;
254 }
255
wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta * sta,struct wcn36xx_hal_config_sta_params * sta_params)256 static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta,
257 struct wcn36xx_hal_config_sta_params *sta_params)
258 {
259 if (sta->ht_cap.ht_supported) {
260 unsigned long caps = sta->ht_cap.cap;
261 sta_params->ht_capable = sta->ht_cap.ht_supported;
262 sta_params->tx_channel_width_set = is_cap_supported(caps,
263 IEEE80211_HT_CAP_SUP_WIDTH_20_40);
264 sta_params->lsig_txop_protection = is_cap_supported(caps,
265 IEEE80211_HT_CAP_LSIG_TXOP_PROT);
266
267 sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor;
268 sta_params->max_ampdu_density = sta->ht_cap.ampdu_density;
269 sta_params->max_amsdu_size = is_cap_supported(caps,
270 IEEE80211_HT_CAP_MAX_AMSDU);
271 sta_params->sgi_20Mhz = is_cap_supported(caps,
272 IEEE80211_HT_CAP_SGI_20);
273 sta_params->sgi_40mhz = is_cap_supported(caps,
274 IEEE80211_HT_CAP_SGI_40);
275 sta_params->green_field_capable = is_cap_supported(caps,
276 IEEE80211_HT_CAP_GRN_FLD);
277 sta_params->delayed_ba_support = is_cap_supported(caps,
278 IEEE80211_HT_CAP_DELAY_BA);
279 sta_params->dsss_cck_mode_40mhz = is_cap_supported(caps,
280 IEEE80211_HT_CAP_DSSSCCK40);
281 }
282 }
283
wcn36xx_smd_set_sta_vht_params(struct wcn36xx * wcn,struct ieee80211_sta * sta,struct wcn36xx_hal_config_sta_params_v1 * sta_params)284 static void wcn36xx_smd_set_sta_vht_params(struct wcn36xx *wcn,
285 struct ieee80211_sta *sta,
286 struct wcn36xx_hal_config_sta_params_v1 *sta_params)
287 {
288 if (sta->vht_cap.vht_supported) {
289 unsigned long caps = sta->vht_cap.cap;
290
291 sta_params->vht_capable = sta->vht_cap.vht_supported;
292 sta_params->vht_ldpc_enabled =
293 is_cap_supported(caps, IEEE80211_VHT_CAP_RXLDPC);
294 if (get_feat_caps(wcn->fw_feat_caps, MU_MIMO)) {
295 sta_params->vht_tx_mu_beamformee_capable =
296 is_cap_supported(caps, IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE);
297 if (sta_params->vht_tx_mu_beamformee_capable)
298 sta_params->vht_tx_bf_enabled = 1;
299 } else {
300 sta_params->vht_tx_mu_beamformee_capable = 0;
301 }
302 sta_params->vht_tx_channel_width_set = 0;
303 }
304 }
305
wcn36xx_smd_set_sta_ht_ldpc_params(struct ieee80211_sta * sta,struct wcn36xx_hal_config_sta_params_v1 * sta_params)306 static void wcn36xx_smd_set_sta_ht_ldpc_params(struct ieee80211_sta *sta,
307 struct wcn36xx_hal_config_sta_params_v1 *sta_params)
308 {
309 if (sta->ht_cap.ht_supported) {
310 sta_params->ht_ldpc_enabled =
311 is_cap_supported(sta->ht_cap.cap, IEEE80211_HT_CAP_LDPC_CODING);
312 }
313 }
314
wcn36xx_smd_set_sta_default_ht_params(struct wcn36xx_hal_config_sta_params * sta_params)315 static void wcn36xx_smd_set_sta_default_ht_params(
316 struct wcn36xx_hal_config_sta_params *sta_params)
317 {
318 sta_params->ht_capable = 1;
319 sta_params->tx_channel_width_set = 1;
320 sta_params->lsig_txop_protection = 1;
321 sta_params->max_ampdu_size = 3;
322 sta_params->max_ampdu_density = 5;
323 sta_params->max_amsdu_size = 0;
324 sta_params->sgi_20Mhz = 1;
325 sta_params->sgi_40mhz = 1;
326 sta_params->green_field_capable = 1;
327 sta_params->delayed_ba_support = 0;
328 sta_params->dsss_cck_mode_40mhz = 1;
329 }
330
wcn36xx_smd_set_sta_default_vht_params(struct wcn36xx * wcn,struct wcn36xx_hal_config_sta_params_v1 * sta_params)331 static void wcn36xx_smd_set_sta_default_vht_params(struct wcn36xx *wcn,
332 struct wcn36xx_hal_config_sta_params_v1 *sta_params)
333 {
334 if (wcn->rf_id == RF_IRIS_WCN3680) {
335 sta_params->vht_capable = 1;
336 sta_params->vht_tx_mu_beamformee_capable = 1;
337 } else {
338 sta_params->vht_capable = 0;
339 sta_params->vht_tx_mu_beamformee_capable = 0;
340 }
341
342 sta_params->vht_ldpc_enabled = 0;
343 sta_params->vht_tx_channel_width_set = 0;
344 sta_params->vht_tx_bf_enabled = 0;
345 }
346
wcn36xx_smd_set_sta_default_ht_ldpc_params(struct wcn36xx * wcn,struct wcn36xx_hal_config_sta_params_v1 * sta_params)347 static void wcn36xx_smd_set_sta_default_ht_ldpc_params(struct wcn36xx *wcn,
348 struct wcn36xx_hal_config_sta_params_v1 *sta_params)
349 {
350 if (wcn->rf_id == RF_IRIS_WCN3680)
351 sta_params->ht_ldpc_enabled = 1;
352 else
353 sta_params->ht_ldpc_enabled = 0;
354 }
355
wcn36xx_smd_set_sta_params(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct wcn36xx_hal_config_sta_params * sta_params)356 static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn,
357 struct ieee80211_vif *vif,
358 struct ieee80211_sta *sta,
359 struct wcn36xx_hal_config_sta_params *sta_params)
360 {
361 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
362 struct wcn36xx_sta *sta_priv = NULL;
363 if (vif->type == NL80211_IFTYPE_ADHOC ||
364 vif->type == NL80211_IFTYPE_AP ||
365 vif->type == NL80211_IFTYPE_MESH_POINT) {
366 sta_params->type = 1;
367 sta_params->sta_index = WCN36XX_HAL_STA_INVALID_IDX;
368 } else {
369 sta_params->type = 0;
370 sta_params->sta_index = vif_priv->self_sta_index;
371 }
372
373 sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn);
374
375 /*
376 * In STA mode ieee80211_sta contains bssid and ieee80211_vif
377 * contains our mac address. In AP mode we are bssid so vif
378 * contains bssid and ieee80211_sta contains mac.
379 */
380 if (NL80211_IFTYPE_STATION == vif->type)
381 memcpy(&sta_params->mac, vif->addr, ETH_ALEN);
382 else
383 memcpy(&sta_params->bssid, vif->addr, ETH_ALEN);
384
385 sta_params->encrypt_type = vif_priv->encrypt_type;
386 sta_params->short_preamble_supported = true;
387
388 sta_params->rifs_mode = 0;
389 sta_params->rmf = 0;
390 sta_params->action = 0;
391 sta_params->uapsd = 0;
392 sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC;
393 sta_params->max_ampdu_duration = 0;
394 sta_params->bssid_index = vif_priv->bss_index;
395 sta_params->p2p = 0;
396
397 if (sta) {
398 sta_priv = wcn36xx_sta_to_priv(sta);
399 if (NL80211_IFTYPE_STATION == vif->type)
400 memcpy(&sta_params->bssid, sta->addr, ETH_ALEN);
401 else
402 memcpy(&sta_params->mac, sta->addr, ETH_ALEN);
403 sta_params->wmm_enabled = sta->wme;
404 sta_params->max_sp_len = sta->max_sp;
405 sta_params->aid = sta_priv->aid;
406 wcn36xx_smd_set_sta_ht_params(sta, sta_params);
407 memcpy(&sta_params->supported_rates, &sta_priv->supported_rates,
408 sizeof(struct wcn36xx_hal_supported_rates));
409 } else {
410 wcn36xx_set_default_rates((struct wcn36xx_hal_supported_rates *)
411 &sta_params->supported_rates);
412 wcn36xx_smd_set_sta_default_ht_params(sta_params);
413 }
414 }
415
wcn36xx_smd_send_and_wait(struct wcn36xx * wcn,size_t len)416 static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len)
417 {
418 int ret;
419 unsigned long start;
420 struct wcn36xx_hal_msg_header *hdr =
421 (struct wcn36xx_hal_msg_header *)wcn->hal_buf;
422 u16 req_type = hdr->msg_type;
423
424 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "HAL >>> ", wcn->hal_buf, len);
425
426 init_completion(&wcn->hal_rsp_compl);
427 start = jiffies;
428 ret = rpmsg_send(wcn->smd_channel, wcn->hal_buf, len);
429 if (ret) {
430 wcn36xx_err("HAL TX failed for req %d\n", req_type);
431 goto out;
432 }
433 if (wait_for_completion_timeout(&wcn->hal_rsp_compl,
434 msecs_to_jiffies(HAL_MSG_TIMEOUT)) <= 0) {
435 wcn36xx_err("Timeout! No SMD response to req %d in %dms\n",
436 req_type, HAL_MSG_TIMEOUT);
437 ret = -ETIME;
438 goto out;
439 }
440 wcn36xx_dbg(WCN36XX_DBG_SMD,
441 "SMD command (req %d, rsp %d) completed in %dms\n",
442 req_type, hdr->msg_type,
443 jiffies_to_msecs(jiffies - start));
444 out:
445 return ret;
446 }
447
init_hal_msg(struct wcn36xx_hal_msg_header * hdr,enum wcn36xx_hal_host_msg_type msg_type,size_t msg_size)448 static void init_hal_msg(struct wcn36xx_hal_msg_header *hdr,
449 enum wcn36xx_hal_host_msg_type msg_type,
450 size_t msg_size)
451 {
452 memset(hdr, 0, msg_size + sizeof(*hdr));
453 hdr->msg_type = msg_type;
454 hdr->msg_version = WCN36XX_HAL_MSG_VERSION0;
455 hdr->len = msg_size + sizeof(*hdr);
456 }
457
458 #define __INIT_HAL_MSG(msg_body, type, version) \
459 do { \
460 memset(&msg_body, 0, sizeof(msg_body)); \
461 msg_body.header.msg_type = type; \
462 msg_body.header.msg_version = version; \
463 msg_body.header.len = sizeof(msg_body); \
464 } while (0) \
465
466 #define INIT_HAL_MSG(msg_body, type) \
467 __INIT_HAL_MSG(msg_body, type, WCN36XX_HAL_MSG_VERSION0)
468
469 #define INIT_HAL_MSG_V1(msg_body, type) \
470 __INIT_HAL_MSG(msg_body, type, WCN36XX_HAL_MSG_VERSION1)
471
472 #define INIT_HAL_PTT_MSG(p_msg_body, ppt_msg_len) \
473 do { \
474 memset(p_msg_body, 0, sizeof(*p_msg_body) + ppt_msg_len); \
475 p_msg_body->header.msg_type = WCN36XX_HAL_PROCESS_PTT_REQ; \
476 p_msg_body->header.msg_version = WCN36XX_HAL_MSG_VERSION0; \
477 p_msg_body->header.len = sizeof(*p_msg_body) + ppt_msg_len; \
478 } while (0)
479
480 #define PREPARE_HAL_BUF(send_buf, msg_body) \
481 do { \
482 memset(send_buf, 0, msg_body.header.len); \
483 memcpy(send_buf, &msg_body, sizeof(msg_body)); \
484 } while (0) \
485
486 #define PREPARE_HAL_PTT_MSG_BUF(send_buf, p_msg_body) \
487 do { \
488 memcpy(send_buf, p_msg_body, p_msg_body->header.len); \
489 } while (0)
490
wcn36xx_smd_rsp_status_check(void * buf,size_t len)491 static int wcn36xx_smd_rsp_status_check(void *buf, size_t len)
492 {
493 struct wcn36xx_fw_msg_status_rsp *rsp;
494
495 if (len < sizeof(struct wcn36xx_hal_msg_header) +
496 sizeof(struct wcn36xx_fw_msg_status_rsp))
497 return -EIO;
498
499 rsp = (struct wcn36xx_fw_msg_status_rsp *)
500 (buf + sizeof(struct wcn36xx_hal_msg_header));
501
502 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status)
503 return rsp->status;
504
505 return 0;
506 }
507
wcn36xx_smd_load_nv(struct wcn36xx * wcn)508 int wcn36xx_smd_load_nv(struct wcn36xx *wcn)
509 {
510 struct nv_data *nv_d;
511 struct wcn36xx_hal_nv_img_download_req_msg msg_body;
512 int fw_bytes_left;
513 int ret;
514 u16 fm_offset = 0;
515
516 if (!wcn->nv) {
517 ret = request_firmware(&wcn->nv, WLAN_NV_FILE, wcn->dev);
518 if (ret) {
519 wcn36xx_err("Failed to load nv file %s: %d\n",
520 WLAN_NV_FILE, ret);
521 goto out;
522 }
523 }
524
525 nv_d = (struct nv_data *)wcn->nv->data;
526 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ);
527
528 msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE;
529
530 msg_body.frag_number = 0;
531 /* hal_buf must be protected with mutex */
532 mutex_lock(&wcn->hal_mutex);
533
534 do {
535 fw_bytes_left = wcn->nv->size - fm_offset - 4;
536 if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) {
537 msg_body.last_fragment = 0;
538 msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE;
539 } else {
540 msg_body.last_fragment = 1;
541 msg_body.nv_img_buffer_size = fw_bytes_left;
542
543 /* Do not forget update general message len */
544 msg_body.header.len = sizeof(msg_body) + fw_bytes_left;
545
546 }
547
548 /* Add load NV request message header */
549 memcpy(wcn->hal_buf, &msg_body, sizeof(msg_body));
550
551 /* Add NV body itself */
552 memcpy(wcn->hal_buf + sizeof(msg_body),
553 &nv_d->table + fm_offset,
554 msg_body.nv_img_buffer_size);
555
556 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
557 if (ret)
558 goto out_unlock;
559 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf,
560 wcn->hal_rsp_len);
561 if (ret) {
562 wcn36xx_err("hal_load_nv response failed err=%d\n",
563 ret);
564 goto out_unlock;
565 }
566 msg_body.frag_number++;
567 fm_offset += WCN36XX_NV_FRAGMENT_SIZE;
568
569 } while (msg_body.last_fragment != 1);
570
571 out_unlock:
572 mutex_unlock(&wcn->hal_mutex);
573 out: return ret;
574 }
575
wcn36xx_smd_start_rsp(struct wcn36xx * wcn,void * buf,size_t len)576 static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len)
577 {
578 struct wcn36xx_hal_mac_start_rsp_msg *rsp;
579
580 if (len < sizeof(*rsp))
581 return -EIO;
582
583 rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf;
584
585 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status)
586 return -EIO;
587
588 memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version,
589 WCN36XX_HAL_VERSION_LENGTH);
590 memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version,
591 WCN36XX_HAL_VERSION_LENGTH);
592
593 /* null terminate the strings, just in case */
594 wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0';
595 wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0';
596
597 wcn->fw_revision = rsp->start_rsp_params.version.revision;
598 wcn->fw_version = rsp->start_rsp_params.version.version;
599 wcn->fw_minor = rsp->start_rsp_params.version.minor;
600 wcn->fw_major = rsp->start_rsp_params.version.major;
601
602 if (wcn->first_boot) {
603 wcn->first_boot = false;
604 wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n",
605 wcn->wlan_version, wcn->crm_version);
606
607 wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n",
608 wcn->fw_major, wcn->fw_minor,
609 wcn->fw_version, wcn->fw_revision,
610 rsp->start_rsp_params.stations,
611 rsp->start_rsp_params.bssids);
612 }
613 return 0;
614 }
615
wcn36xx_smd_start(struct wcn36xx * wcn)616 int wcn36xx_smd_start(struct wcn36xx *wcn)
617 {
618 struct wcn36xx_hal_mac_start_req_msg msg_body, *body;
619 int ret;
620 int i;
621 size_t len;
622 int cfg_elements;
623 static struct wcn36xx_cfg_val *cfg_vals;
624
625 mutex_lock(&wcn->hal_mutex);
626 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ);
627
628 msg_body.params.type = DRIVER_TYPE_PRODUCTION;
629 msg_body.params.len = 0;
630
631 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
632
633 body = (struct wcn36xx_hal_mac_start_req_msg *)wcn->hal_buf;
634 len = body->header.len;
635
636 if (wcn->rf_id == RF_IRIS_WCN3680) {
637 cfg_vals = wcn3680_cfg_vals;
638 cfg_elements = ARRAY_SIZE(wcn3680_cfg_vals);
639 } else {
640 cfg_vals = wcn36xx_cfg_vals;
641 cfg_elements = ARRAY_SIZE(wcn36xx_cfg_vals);
642 }
643
644 for (i = 0; i < cfg_elements; i++) {
645 ret = put_cfg_tlv_u32(wcn, &len, cfg_vals[i].cfg_id,
646 cfg_vals[i].value);
647 if (ret)
648 goto out;
649 }
650 body->header.len = len;
651 body->params.len = len - sizeof(*body);
652
653 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n",
654 msg_body.params.type);
655
656 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len);
657 if (ret) {
658 wcn36xx_err("Sending hal_start failed\n");
659 goto out;
660 }
661
662 ret = wcn36xx_smd_start_rsp(wcn, wcn->hal_buf, wcn->hal_rsp_len);
663 if (ret) {
664 wcn36xx_err("hal_start response failed err=%d\n", ret);
665 goto out;
666 }
667
668 out:
669 mutex_unlock(&wcn->hal_mutex);
670 return ret;
671 }
672
wcn36xx_smd_stop(struct wcn36xx * wcn)673 int wcn36xx_smd_stop(struct wcn36xx *wcn)
674 {
675 struct wcn36xx_hal_mac_stop_req_msg msg_body;
676 int ret;
677
678 mutex_lock(&wcn->hal_mutex);
679 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ);
680
681 msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL;
682
683 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
684
685 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
686 if (ret) {
687 wcn36xx_err("Sending hal_stop failed\n");
688 goto out;
689 }
690 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
691 if (ret) {
692 wcn36xx_err("hal_stop response failed err=%d\n", ret);
693 goto out;
694 }
695 out:
696 mutex_unlock(&wcn->hal_mutex);
697 return ret;
698 }
699
wcn36xx_smd_init_scan(struct wcn36xx * wcn,enum wcn36xx_hal_sys_mode mode,struct ieee80211_vif * vif)700 int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode,
701 struct ieee80211_vif *vif)
702 {
703 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
704 struct wcn36xx_hal_init_scan_req_msg msg_body;
705 int ret;
706
707 mutex_lock(&wcn->hal_mutex);
708 INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ);
709
710 msg_body.mode = mode;
711 if (vif_priv->bss_index != WCN36XX_HAL_BSS_INVALID_IDX) {
712 /* Notify BSSID with null DATA packet */
713 msg_body.frame_type = 2;
714 msg_body.notify = 1;
715 msg_body.scan_entry.bss_index[0] = vif_priv->bss_index;
716 msg_body.scan_entry.active_bss_count = 1;
717 }
718
719 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
720
721 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode);
722
723 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
724 if (ret) {
725 wcn36xx_err("Sending hal_init_scan failed\n");
726 goto out;
727 }
728 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
729 if (ret) {
730 wcn36xx_err("hal_init_scan response failed err=%d\n", ret);
731 goto out;
732 }
733 out:
734 mutex_unlock(&wcn->hal_mutex);
735 return ret;
736 }
737
wcn36xx_smd_start_scan(struct wcn36xx * wcn,u8 scan_channel)738 int wcn36xx_smd_start_scan(struct wcn36xx *wcn, u8 scan_channel)
739 {
740 struct wcn36xx_hal_start_scan_req_msg msg_body;
741 int ret;
742
743 mutex_lock(&wcn->hal_mutex);
744 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ);
745
746 msg_body.scan_channel = scan_channel;
747
748 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
749
750 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n",
751 msg_body.scan_channel);
752
753 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
754 if (ret) {
755 wcn36xx_err("Sending hal_start_scan failed\n");
756 goto out;
757 }
758 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
759 if (ret) {
760 wcn36xx_err("hal_start_scan response failed err=%d\n", ret);
761 goto out;
762 }
763 out:
764 mutex_unlock(&wcn->hal_mutex);
765 return ret;
766 }
767
wcn36xx_smd_end_scan(struct wcn36xx * wcn,u8 scan_channel)768 int wcn36xx_smd_end_scan(struct wcn36xx *wcn, u8 scan_channel)
769 {
770 struct wcn36xx_hal_end_scan_req_msg msg_body;
771 int ret;
772
773 mutex_lock(&wcn->hal_mutex);
774 INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ);
775
776 msg_body.scan_channel = scan_channel;
777
778 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
779
780 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n",
781 msg_body.scan_channel);
782
783 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
784 if (ret) {
785 wcn36xx_err("Sending hal_end_scan failed\n");
786 goto out;
787 }
788 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
789 if (ret) {
790 wcn36xx_err("hal_end_scan response failed err=%d\n", ret);
791 goto out;
792 }
793 out:
794 mutex_unlock(&wcn->hal_mutex);
795 return ret;
796 }
797
wcn36xx_smd_finish_scan(struct wcn36xx * wcn,enum wcn36xx_hal_sys_mode mode,struct ieee80211_vif * vif)798 int wcn36xx_smd_finish_scan(struct wcn36xx *wcn,
799 enum wcn36xx_hal_sys_mode mode,
800 struct ieee80211_vif *vif)
801 {
802 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
803 struct wcn36xx_hal_finish_scan_req_msg msg_body;
804 int ret;
805
806 mutex_lock(&wcn->hal_mutex);
807 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ);
808
809 msg_body.mode = mode;
810 msg_body.oper_channel = WCN36XX_HW_CHANNEL(wcn);
811 if (vif_priv->bss_index != WCN36XX_HAL_BSS_INVALID_IDX) {
812 /* Notify BSSID with null data packet */
813 msg_body.notify = 1;
814 msg_body.frame_type = 2;
815 msg_body.scan_entry.bss_index[0] = vif_priv->bss_index;
816 msg_body.scan_entry.active_bss_count = 1;
817 }
818
819 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
820
821 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n",
822 msg_body.mode);
823
824 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
825 if (ret) {
826 wcn36xx_err("Sending hal_finish_scan failed\n");
827 goto out;
828 }
829 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
830 if (ret) {
831 wcn36xx_err("hal_finish_scan response failed err=%d\n", ret);
832 goto out;
833 }
834 out:
835 mutex_unlock(&wcn->hal_mutex);
836 return ret;
837 }
838
wcn36xx_smd_start_hw_scan(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct cfg80211_scan_request * req)839 int wcn36xx_smd_start_hw_scan(struct wcn36xx *wcn, struct ieee80211_vif *vif,
840 struct cfg80211_scan_request *req)
841 {
842 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
843 struct wcn36xx_hal_start_scan_offload_req_msg *msg_body;
844 int ret, i;
845
846 if (req->ie_len > WCN36XX_MAX_SCAN_IE_LEN)
847 return -EINVAL;
848
849 mutex_lock(&wcn->hal_mutex);
850 msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL);
851 if (!msg_body) {
852 ret = -ENOMEM;
853 goto out;
854 }
855
856 INIT_HAL_MSG((*msg_body), WCN36XX_HAL_START_SCAN_OFFLOAD_REQ);
857
858 msg_body->scan_type = WCN36XX_HAL_SCAN_TYPE_ACTIVE;
859 msg_body->min_ch_time = 30;
860 msg_body->max_ch_time = 100;
861 msg_body->scan_hidden = 1;
862 memcpy(msg_body->mac, vif->addr, ETH_ALEN);
863 msg_body->bss_type = vif_priv->bss_type;
864 msg_body->p2p_search = vif->p2p;
865
866 msg_body->num_ssid = min_t(u8, req->n_ssids, ARRAY_SIZE(msg_body->ssids));
867 for (i = 0; i < msg_body->num_ssid; i++) {
868 msg_body->ssids[i].length = min_t(u8, req->ssids[i].ssid_len,
869 sizeof(msg_body->ssids[i].ssid));
870 memcpy(msg_body->ssids[i].ssid, req->ssids[i].ssid,
871 msg_body->ssids[i].length);
872 }
873
874 msg_body->num_channel = min_t(u8, req->n_channels,
875 sizeof(msg_body->channels));
876 for (i = 0; i < msg_body->num_channel; i++) {
877 msg_body->channels[i] =
878 HW_VALUE_CHANNEL(req->channels[i]->hw_value);
879 }
880
881 msg_body->header.len -= WCN36XX_MAX_SCAN_IE_LEN;
882
883 if (req->ie_len > 0) {
884 msg_body->ie_len = req->ie_len;
885 msg_body->header.len += req->ie_len;
886 memcpy(msg_body->ie, req->ie, req->ie_len);
887 }
888
889 PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body));
890
891 wcn36xx_dbg(WCN36XX_DBG_HAL,
892 "hal start hw-scan (channels: %u; ssids: %u; p2p: %s)\n",
893 msg_body->num_channel, msg_body->num_ssid,
894 msg_body->p2p_search ? "yes" : "no");
895
896 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len);
897 if (ret) {
898 wcn36xx_err("Sending hal_start_scan_offload failed\n");
899 goto out;
900 }
901 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
902 if (ret) {
903 wcn36xx_err("hal_start_scan_offload response failed err=%d\n",
904 ret);
905 goto out;
906 }
907 out:
908 kfree(msg_body);
909 mutex_unlock(&wcn->hal_mutex);
910 return ret;
911 }
912
wcn36xx_smd_stop_hw_scan(struct wcn36xx * wcn)913 int wcn36xx_smd_stop_hw_scan(struct wcn36xx *wcn)
914 {
915 struct wcn36xx_hal_stop_scan_offload_req_msg msg_body;
916 int ret;
917
918 mutex_lock(&wcn->hal_mutex);
919 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_SCAN_OFFLOAD_REQ);
920 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
921
922 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal stop hw-scan\n");
923
924 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
925 if (ret) {
926 wcn36xx_err("Sending hal_stop_scan_offload failed\n");
927 goto out;
928 }
929 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
930 if (ret) {
931 wcn36xx_err("hal_stop_scan_offload response failed err=%d\n",
932 ret);
933 goto out;
934 }
935 out:
936 mutex_unlock(&wcn->hal_mutex);
937 return ret;
938 }
939
wcn36xx_smd_switch_channel_rsp(void * buf,size_t len)940 static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len)
941 {
942 struct wcn36xx_hal_switch_channel_rsp_msg *rsp;
943 int ret;
944
945 ret = wcn36xx_smd_rsp_status_check(buf, len);
946 if (ret)
947 return ret;
948 rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf;
949 wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n",
950 rsp->channel_number, rsp->status);
951 return ret;
952 }
953
wcn36xx_smd_switch_channel(struct wcn36xx * wcn,struct ieee80211_vif * vif,int ch)954 int wcn36xx_smd_switch_channel(struct wcn36xx *wcn,
955 struct ieee80211_vif *vif, int ch)
956 {
957 struct wcn36xx_hal_switch_channel_req_msg msg_body;
958 int ret;
959
960 mutex_lock(&wcn->hal_mutex);
961 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ);
962
963 msg_body.channel_number = (u8)ch;
964 msg_body.tx_mgmt_power = 0xbf;
965 msg_body.max_tx_power = 0xbf;
966 memcpy(msg_body.self_sta_mac_addr, vif->addr, ETH_ALEN);
967
968 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
969
970 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
971 if (ret) {
972 wcn36xx_err("Sending hal_switch_channel failed\n");
973 goto out;
974 }
975 ret = wcn36xx_smd_switch_channel_rsp(wcn->hal_buf, wcn->hal_rsp_len);
976 if (ret) {
977 wcn36xx_err("hal_switch_channel response failed err=%d\n", ret);
978 goto out;
979 }
980 out:
981 mutex_unlock(&wcn->hal_mutex);
982 return ret;
983 }
984
wcn36xx_smd_process_ptt_msg_rsp(void * buf,size_t len,void ** p_ptt_rsp_msg)985 static int wcn36xx_smd_process_ptt_msg_rsp(void *buf, size_t len,
986 void **p_ptt_rsp_msg)
987 {
988 struct wcn36xx_hal_process_ptt_msg_rsp_msg *rsp;
989 int ret;
990
991 ret = wcn36xx_smd_rsp_status_check(buf, len);
992 if (ret)
993 return ret;
994
995 rsp = (struct wcn36xx_hal_process_ptt_msg_rsp_msg *)buf;
996
997 wcn36xx_dbg(WCN36XX_DBG_HAL, "process ptt msg responded with length %d\n",
998 rsp->header.len);
999 wcn36xx_dbg_dump(WCN36XX_DBG_HAL_DUMP, "HAL_PTT_MSG_RSP:", rsp->ptt_msg,
1000 rsp->header.len - sizeof(rsp->ptt_msg_resp_status));
1001
1002 if (rsp->header.len > 0) {
1003 *p_ptt_rsp_msg = kmemdup(rsp->ptt_msg, rsp->header.len,
1004 GFP_ATOMIC);
1005 if (!*p_ptt_rsp_msg)
1006 return -ENOMEM;
1007 }
1008 return ret;
1009 }
1010
wcn36xx_smd_process_ptt_msg(struct wcn36xx * wcn,struct ieee80211_vif * vif,void * ptt_msg,size_t len,void ** ptt_rsp_msg)1011 int wcn36xx_smd_process_ptt_msg(struct wcn36xx *wcn,
1012 struct ieee80211_vif *vif, void *ptt_msg, size_t len,
1013 void **ptt_rsp_msg)
1014 {
1015 struct wcn36xx_hal_process_ptt_msg_req_msg *p_msg_body;
1016 int ret;
1017
1018 mutex_lock(&wcn->hal_mutex);
1019 p_msg_body = kmalloc(
1020 sizeof(struct wcn36xx_hal_process_ptt_msg_req_msg) + len,
1021 GFP_ATOMIC);
1022 if (!p_msg_body) {
1023 ret = -ENOMEM;
1024 goto out_nomem;
1025 }
1026 INIT_HAL_PTT_MSG(p_msg_body, len);
1027
1028 memcpy(&p_msg_body->ptt_msg, ptt_msg, len);
1029
1030 PREPARE_HAL_PTT_MSG_BUF(wcn->hal_buf, p_msg_body);
1031
1032 ret = wcn36xx_smd_send_and_wait(wcn, p_msg_body->header.len);
1033 if (ret) {
1034 wcn36xx_err("Sending hal_process_ptt_msg failed\n");
1035 goto out;
1036 }
1037 ret = wcn36xx_smd_process_ptt_msg_rsp(wcn->hal_buf, wcn->hal_rsp_len,
1038 ptt_rsp_msg);
1039 if (ret) {
1040 wcn36xx_err("process_ptt_msg response failed err=%d\n", ret);
1041 goto out;
1042 }
1043 out:
1044 kfree(p_msg_body);
1045 out_nomem:
1046 mutex_unlock(&wcn->hal_mutex);
1047 return ret;
1048 }
1049
wcn36xx_smd_update_scan_params_rsp(void * buf,size_t len)1050 static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len)
1051 {
1052 struct wcn36xx_hal_update_scan_params_resp *rsp;
1053
1054 rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf;
1055
1056 /* Remove the PNO version bit */
1057 rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK));
1058
1059 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) {
1060 wcn36xx_warn("error response from update scan\n");
1061 return rsp->status;
1062 }
1063
1064 return 0;
1065 }
1066
wcn36xx_smd_update_scan_params(struct wcn36xx * wcn,u8 * channels,size_t channel_count)1067 int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn,
1068 u8 *channels, size_t channel_count)
1069 {
1070 struct wcn36xx_hal_update_scan_params_req_ex msg_body;
1071 int ret;
1072
1073 mutex_lock(&wcn->hal_mutex);
1074 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ);
1075
1076 msg_body.dot11d_enabled = false;
1077 msg_body.dot11d_resolved = true;
1078
1079 msg_body.channel_count = channel_count;
1080 memcpy(msg_body.channels, channels, channel_count);
1081 msg_body.active_min_ch_time = 60;
1082 msg_body.active_max_ch_time = 120;
1083 msg_body.passive_min_ch_time = 60;
1084 msg_body.passive_max_ch_time = 110;
1085 msg_body.state = PHY_SINGLE_CHANNEL_CENTERED;
1086
1087 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1088
1089 wcn36xx_dbg(WCN36XX_DBG_HAL,
1090 "hal update scan params channel_count %d\n",
1091 msg_body.channel_count);
1092
1093 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1094 if (ret) {
1095 wcn36xx_err("Sending hal_update_scan_params failed\n");
1096 goto out;
1097 }
1098 ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf,
1099 wcn->hal_rsp_len);
1100 if (ret) {
1101 wcn36xx_err("hal_update_scan_params response failed err=%d\n",
1102 ret);
1103 goto out;
1104 }
1105 out:
1106 mutex_unlock(&wcn->hal_mutex);
1107 return ret;
1108 }
1109
wcn36xx_smd_add_sta_self_rsp(struct wcn36xx * wcn,struct ieee80211_vif * vif,void * buf,size_t len)1110 static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn,
1111 struct ieee80211_vif *vif,
1112 void *buf,
1113 size_t len)
1114 {
1115 struct wcn36xx_hal_add_sta_self_rsp_msg *rsp;
1116 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1117
1118 if (len < sizeof(*rsp))
1119 return -EINVAL;
1120
1121 rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf;
1122
1123 if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) {
1124 wcn36xx_warn("hal add sta self failure: %d\n",
1125 rsp->status);
1126 return rsp->status;
1127 }
1128
1129 wcn36xx_dbg(WCN36XX_DBG_HAL,
1130 "hal add sta self status %d self_sta_index %d dpu_index %d\n",
1131 rsp->status, rsp->self_sta_index, rsp->dpu_index);
1132
1133 vif_priv->self_sta_index = rsp->self_sta_index;
1134 vif_priv->self_dpu_desc_index = rsp->dpu_index;
1135
1136 return 0;
1137 }
1138
wcn36xx_smd_add_sta_self(struct wcn36xx * wcn,struct ieee80211_vif * vif)1139 int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif)
1140 {
1141 struct wcn36xx_hal_add_sta_self_req msg_body;
1142 int ret;
1143
1144 mutex_lock(&wcn->hal_mutex);
1145 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ);
1146
1147 memcpy(&msg_body.self_addr, vif->addr, ETH_ALEN);
1148
1149 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1150
1151 wcn36xx_dbg(WCN36XX_DBG_HAL,
1152 "hal add sta self self_addr %pM status %d\n",
1153 msg_body.self_addr, msg_body.status);
1154
1155 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1156 if (ret) {
1157 wcn36xx_err("Sending hal_add_sta_self failed\n");
1158 goto out;
1159 }
1160 ret = wcn36xx_smd_add_sta_self_rsp(wcn,
1161 vif,
1162 wcn->hal_buf,
1163 wcn->hal_rsp_len);
1164 if (ret) {
1165 wcn36xx_err("hal_add_sta_self response failed err=%d\n", ret);
1166 goto out;
1167 }
1168 out:
1169 mutex_unlock(&wcn->hal_mutex);
1170 return ret;
1171 }
1172
wcn36xx_smd_delete_sta_self(struct wcn36xx * wcn,u8 * addr)1173 int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr)
1174 {
1175 struct wcn36xx_hal_del_sta_self_req_msg msg_body;
1176 int ret;
1177
1178 mutex_lock(&wcn->hal_mutex);
1179 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ);
1180
1181 memcpy(&msg_body.self_addr, addr, ETH_ALEN);
1182
1183 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1184
1185 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1186 if (ret) {
1187 wcn36xx_err("Sending hal_delete_sta_self failed\n");
1188 goto out;
1189 }
1190 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1191 if (ret) {
1192 wcn36xx_err("hal_delete_sta_self response failed err=%d\n",
1193 ret);
1194 goto out;
1195 }
1196 out:
1197 mutex_unlock(&wcn->hal_mutex);
1198 return ret;
1199 }
1200
wcn36xx_smd_delete_sta(struct wcn36xx * wcn,u8 sta_index)1201 int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index)
1202 {
1203 struct wcn36xx_hal_delete_sta_req_msg msg_body;
1204 int ret;
1205
1206 mutex_lock(&wcn->hal_mutex);
1207 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ);
1208
1209 msg_body.sta_index = sta_index;
1210
1211 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1212
1213 wcn36xx_dbg(WCN36XX_DBG_HAL,
1214 "hal delete sta sta_index %d\n",
1215 msg_body.sta_index);
1216
1217 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1218 if (ret) {
1219 wcn36xx_err("Sending hal_delete_sta failed\n");
1220 goto out;
1221 }
1222 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1223 if (ret) {
1224 wcn36xx_err("hal_delete_sta response failed err=%d\n", ret);
1225 goto out;
1226 }
1227 out:
1228 mutex_unlock(&wcn->hal_mutex);
1229 return ret;
1230 }
1231
wcn36xx_smd_join_rsp(void * buf,size_t len)1232 static int wcn36xx_smd_join_rsp(void *buf, size_t len)
1233 {
1234 struct wcn36xx_hal_join_rsp_msg *rsp;
1235
1236 if (wcn36xx_smd_rsp_status_check(buf, len))
1237 return -EIO;
1238
1239 rsp = (struct wcn36xx_hal_join_rsp_msg *)buf;
1240
1241 wcn36xx_dbg(WCN36XX_DBG_HAL,
1242 "hal rsp join status %d tx_mgmt_power %d\n",
1243 rsp->status, rsp->tx_mgmt_power);
1244
1245 return 0;
1246 }
1247
wcn36xx_smd_join(struct wcn36xx * wcn,const u8 * bssid,u8 * vif,u8 ch)1248 int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch)
1249 {
1250 struct wcn36xx_hal_join_req_msg msg_body;
1251 int ret;
1252
1253 mutex_lock(&wcn->hal_mutex);
1254 INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ);
1255
1256 memcpy(&msg_body.bssid, bssid, ETH_ALEN);
1257 memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN);
1258 msg_body.channel = ch;
1259
1260 if (conf_is_ht40_minus(&wcn->hw->conf))
1261 msg_body.secondary_channel_offset =
1262 PHY_DOUBLE_CHANNEL_HIGH_PRIMARY;
1263 else if (conf_is_ht40_plus(&wcn->hw->conf))
1264 msg_body.secondary_channel_offset =
1265 PHY_DOUBLE_CHANNEL_LOW_PRIMARY;
1266 else
1267 msg_body.secondary_channel_offset =
1268 PHY_SINGLE_CHANNEL_CENTERED;
1269
1270 msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE;
1271
1272 msg_body.max_tx_power = 0xbf;
1273 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1274
1275 wcn36xx_dbg(WCN36XX_DBG_HAL,
1276 "hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n",
1277 msg_body.bssid, msg_body.self_sta_mac_addr,
1278 msg_body.channel, msg_body.link_state);
1279
1280 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1281 if (ret) {
1282 wcn36xx_err("Sending hal_join failed\n");
1283 goto out;
1284 }
1285 ret = wcn36xx_smd_join_rsp(wcn->hal_buf, wcn->hal_rsp_len);
1286 if (ret) {
1287 wcn36xx_err("hal_join response failed err=%d\n", ret);
1288 goto out;
1289 }
1290 out:
1291 mutex_unlock(&wcn->hal_mutex);
1292 return ret;
1293 }
1294
wcn36xx_smd_set_link_st(struct wcn36xx * wcn,const u8 * bssid,const u8 * sta_mac,enum wcn36xx_hal_link_state state)1295 int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid,
1296 const u8 *sta_mac,
1297 enum wcn36xx_hal_link_state state)
1298 {
1299 struct wcn36xx_hal_set_link_state_req_msg msg_body;
1300 int ret;
1301
1302 mutex_lock(&wcn->hal_mutex);
1303 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ);
1304
1305 memcpy(&msg_body.bssid, bssid, ETH_ALEN);
1306 memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN);
1307 msg_body.state = state;
1308
1309 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1310
1311 wcn36xx_dbg(WCN36XX_DBG_HAL,
1312 "hal set link state bssid %pM self_mac_addr %pM state %d\n",
1313 msg_body.bssid, msg_body.self_mac_addr, msg_body.state);
1314
1315 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1316 if (ret) {
1317 wcn36xx_err("Sending hal_set_link_st failed\n");
1318 goto out;
1319 }
1320 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1321 if (ret) {
1322 wcn36xx_err("hal_set_link_st response failed err=%d\n", ret);
1323 goto out;
1324 }
1325 out:
1326 mutex_unlock(&wcn->hal_mutex);
1327 return ret;
1328 }
1329
wcn36xx_smd_convert_sta_to_v1(struct wcn36xx * wcn,const struct wcn36xx_hal_config_sta_params * orig,struct wcn36xx_hal_config_sta_params_v1 * v1)1330 static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn,
1331 const struct wcn36xx_hal_config_sta_params *orig,
1332 struct wcn36xx_hal_config_sta_params_v1 *v1)
1333 {
1334 /* convert orig to v1 format */
1335 memcpy(&v1->bssid, orig->bssid, ETH_ALEN);
1336 memcpy(&v1->mac, orig->mac, ETH_ALEN);
1337 v1->aid = orig->aid;
1338 v1->type = orig->type;
1339 v1->short_preamble_supported = orig->short_preamble_supported;
1340 v1->listen_interval = orig->listen_interval;
1341 v1->wmm_enabled = orig->wmm_enabled;
1342 v1->ht_capable = orig->ht_capable;
1343 v1->tx_channel_width_set = orig->tx_channel_width_set;
1344 v1->rifs_mode = orig->rifs_mode;
1345 v1->lsig_txop_protection = orig->lsig_txop_protection;
1346 v1->max_ampdu_size = orig->max_ampdu_size;
1347 v1->max_ampdu_density = orig->max_ampdu_density;
1348 v1->sgi_40mhz = orig->sgi_40mhz;
1349 v1->sgi_20Mhz = orig->sgi_20Mhz;
1350 v1->rmf = orig->rmf;
1351 v1->encrypt_type = orig->encrypt_type;
1352 v1->action = orig->action;
1353 v1->uapsd = orig->uapsd;
1354 v1->max_sp_len = orig->max_sp_len;
1355 v1->green_field_capable = orig->green_field_capable;
1356 v1->mimo_ps = orig->mimo_ps;
1357 v1->delayed_ba_support = orig->delayed_ba_support;
1358 v1->max_ampdu_duration = orig->max_ampdu_duration;
1359 v1->dsss_cck_mode_40mhz = orig->dsss_cck_mode_40mhz;
1360 memcpy(&v1->supported_rates, &orig->supported_rates,
1361 sizeof(orig->supported_rates));
1362 v1->sta_index = orig->sta_index;
1363 v1->bssid_index = orig->bssid_index;
1364 v1->p2p = orig->p2p;
1365 }
1366
1367 static void
wcn36xx_smd_set_sta_params_v1(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct wcn36xx_hal_config_sta_params_v1 * sta_par)1368 wcn36xx_smd_set_sta_params_v1(struct wcn36xx *wcn,
1369 struct ieee80211_vif *vif,
1370 struct ieee80211_sta *sta,
1371 struct wcn36xx_hal_config_sta_params_v1 *sta_par)
1372 {
1373 struct wcn36xx_sta *sta_priv = NULL;
1374 struct wcn36xx_hal_config_sta_params sta_par_v0;
1375
1376 wcn36xx_smd_set_sta_params(wcn, vif, sta, &sta_par_v0);
1377 wcn36xx_smd_convert_sta_to_v1(wcn, &sta_par_v0, sta_par);
1378
1379 if (sta) {
1380 sta_priv = wcn36xx_sta_to_priv(sta);
1381 wcn36xx_smd_set_sta_vht_params(wcn, sta, sta_par);
1382 wcn36xx_smd_set_sta_ht_ldpc_params(sta, sta_par);
1383 memcpy(&sta_par->supported_rates, &sta_priv->supported_rates,
1384 sizeof(sta_par->supported_rates));
1385 } else {
1386 wcn36xx_set_default_rates_v1(&sta_par->supported_rates);
1387 wcn36xx_smd_set_sta_default_vht_params(wcn, sta_par);
1388 wcn36xx_smd_set_sta_default_ht_ldpc_params(wcn, sta_par);
1389 }
1390 }
1391
wcn36xx_smd_config_sta_rsp(struct wcn36xx * wcn,struct ieee80211_sta * sta,void * buf,size_t len)1392 static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn,
1393 struct ieee80211_sta *sta,
1394 void *buf,
1395 size_t len)
1396 {
1397 struct wcn36xx_hal_config_sta_rsp_msg *rsp;
1398 struct config_sta_rsp_params *params;
1399 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta);
1400
1401 if (len < sizeof(*rsp))
1402 return -EINVAL;
1403
1404 rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf;
1405 params = &rsp->params;
1406
1407 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) {
1408 wcn36xx_warn("hal config sta response failure: %d\n",
1409 params->status);
1410 return -EIO;
1411 }
1412
1413 sta_priv->sta_index = params->sta_index;
1414 sta_priv->dpu_desc_index = params->dpu_index;
1415 sta_priv->ucast_dpu_sign = params->uc_ucast_sig;
1416
1417 wcn36xx_dbg(WCN36XX_DBG_HAL,
1418 "hal config sta rsp status %d sta_index %d bssid_index %d uc_ucast_sig %d p2p %d\n",
1419 params->status, params->sta_index, params->bssid_index,
1420 params->uc_ucast_sig, params->p2p);
1421
1422 return 0;
1423 }
1424
wcn36xx_smd_config_sta_v1(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1425 static int wcn36xx_smd_config_sta_v1(struct wcn36xx *wcn,
1426 struct ieee80211_vif *vif,
1427 struct ieee80211_sta *sta)
1428 {
1429 struct wcn36xx_hal_config_sta_req_msg_v1 msg_body;
1430 struct wcn36xx_hal_config_sta_params_v1 *sta_params;
1431
1432 if (wcn->rf_id == RF_IRIS_WCN3680) {
1433 INIT_HAL_MSG_V1(msg_body, WCN36XX_HAL_CONFIG_STA_REQ);
1434 } else {
1435 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_STA_REQ);
1436 msg_body.header.len -= WCN36XX_DIFF_STA_PARAMS_V1_NOVHT;
1437 }
1438
1439 sta_params = &msg_body.sta_params;
1440
1441 wcn36xx_smd_set_sta_params_v1(wcn, vif, sta, sta_params);
1442
1443 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1444
1445 wcn36xx_dbg(WCN36XX_DBG_HAL,
1446 "hal config sta v1 action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n",
1447 sta_params->action, sta_params->sta_index, sta_params->bssid_index,
1448 sta_params->bssid, sta_params->type, sta_params->mac, sta_params->aid);
1449
1450 return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1451 }
1452
wcn36xx_smd_config_sta_v0(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1453 static int wcn36xx_smd_config_sta_v0(struct wcn36xx *wcn,
1454 struct ieee80211_vif *vif,
1455 struct ieee80211_sta *sta)
1456 {
1457 struct wcn36xx_hal_config_sta_req_msg msg;
1458 struct wcn36xx_hal_config_sta_params *sta_params;
1459
1460 INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_STA_REQ);
1461
1462 sta_params = &msg.sta_params;
1463
1464 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params);
1465
1466 PREPARE_HAL_BUF(wcn->hal_buf, msg);
1467
1468 wcn36xx_dbg(WCN36XX_DBG_HAL,
1469 "hal config sta action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n",
1470 sta_params->action, sta_params->sta_index,
1471 sta_params->bssid_index, sta_params->bssid,
1472 sta_params->type, sta_params->mac, sta_params->aid);
1473
1474 return wcn36xx_smd_send_and_wait(wcn, msg.header.len);
1475 }
1476
wcn36xx_smd_config_sta(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1477 int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif,
1478 struct ieee80211_sta *sta)
1479 {
1480 int ret;
1481
1482 mutex_lock(&wcn->hal_mutex);
1483
1484 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24))
1485 ret = wcn36xx_smd_config_sta_v1(wcn, vif, sta);
1486 else
1487 ret = wcn36xx_smd_config_sta_v0(wcn, vif, sta);
1488
1489 if (ret) {
1490 wcn36xx_err("Sending hal_config_sta failed\n");
1491 goto out;
1492 }
1493 ret = wcn36xx_smd_config_sta_rsp(wcn,
1494 sta,
1495 wcn->hal_buf,
1496 wcn->hal_rsp_len);
1497 if (ret) {
1498 wcn36xx_err("hal_config_sta response failed err=%d\n", ret);
1499 goto out;
1500 }
1501 out:
1502 mutex_unlock(&wcn->hal_mutex);
1503 return ret;
1504 }
1505
wcn36xx_smd_set_bss_params(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta,const u8 * bssid,bool update,struct wcn36xx_hal_config_bss_params * bss)1506 static void wcn36xx_smd_set_bss_params(struct wcn36xx *wcn,
1507 struct ieee80211_vif *vif,
1508 struct ieee80211_sta *sta,
1509 const u8 *bssid,
1510 bool update,
1511 struct wcn36xx_hal_config_bss_params *bss)
1512 {
1513 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1514
1515 WARN_ON(is_zero_ether_addr(bssid));
1516
1517 memcpy(&bss->bssid, bssid, ETH_ALEN);
1518
1519 memcpy(bss->self_mac_addr, vif->addr, ETH_ALEN);
1520
1521 if (vif->type == NL80211_IFTYPE_STATION) {
1522 bss->bss_type = WCN36XX_HAL_INFRASTRUCTURE_MODE;
1523
1524 /* STA */
1525 bss->oper_mode = 1;
1526 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_MODE;
1527 } else if (vif->type == NL80211_IFTYPE_AP ||
1528 vif->type == NL80211_IFTYPE_MESH_POINT) {
1529 bss->bss_type = WCN36XX_HAL_INFRA_AP_MODE;
1530
1531 /* AP */
1532 bss->oper_mode = 0;
1533 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_SAP_MODE;
1534 } else if (vif->type == NL80211_IFTYPE_ADHOC) {
1535 bss->bss_type = WCN36XX_HAL_IBSS_MODE;
1536
1537 /* STA */
1538 bss->oper_mode = 1;
1539 } else {
1540 wcn36xx_warn("Unknown type for bss config: %d\n", vif->type);
1541 }
1542
1543 if (vif->type == NL80211_IFTYPE_STATION)
1544 wcn36xx_smd_set_bss_nw_type(wcn, sta, bss);
1545 else
1546 bss->nw_type = WCN36XX_HAL_11N_NW_TYPE;
1547
1548 bss->short_slot_time_supported = vif->bss_conf.use_short_slot;
1549 bss->lla_coexist = 0;
1550 bss->llb_coexist = 0;
1551 bss->llg_coexist = 0;
1552 bss->rifs_mode = 0;
1553 bss->beacon_interval = vif->bss_conf.beacon_int;
1554 bss->dtim_period = vif_priv->dtim_period;
1555
1556 wcn36xx_smd_set_bss_ht_params(vif, sta, bss);
1557
1558 bss->oper_channel = WCN36XX_HW_CHANNEL(wcn);
1559
1560 if (conf_is_ht40_minus(&wcn->hw->conf))
1561 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_BELOW;
1562 else if (conf_is_ht40_plus(&wcn->hw->conf))
1563 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
1564 else
1565 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_NONE;
1566
1567 bss->reserved = 0;
1568
1569 /* wcn->ssid is only valid in AP and IBSS mode */
1570 bss->ssid.length = vif_priv->ssid.length;
1571 memcpy(bss->ssid.ssid, vif_priv->ssid.ssid, vif_priv->ssid.length);
1572
1573 bss->obss_prot_enabled = 0;
1574 bss->rmf = 0;
1575 bss->max_probe_resp_retry_limit = 0;
1576 bss->hidden_ssid = vif->bss_conf.hidden_ssid;
1577 bss->proxy_probe_resp = 0;
1578 bss->edca_params_valid = 0;
1579
1580 /* FIXME: set acbe, acbk, acvi and acvo */
1581
1582 bss->ext_set_sta_key_param_valid = 0;
1583
1584 /* FIXME: set ext_set_sta_key_param */
1585
1586 bss->spectrum_mgt_enable = 0;
1587 bss->tx_mgmt_power = 0;
1588 bss->max_tx_power = WCN36XX_MAX_POWER(wcn);
1589 bss->action = update;
1590
1591 vif_priv->bss_type = bss->bss_type;
1592 }
1593
wcn36xx_smd_config_bss_v1(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta_80211,const u8 * bssid,bool update)1594 static int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn,
1595 struct ieee80211_vif *vif,
1596 struct ieee80211_sta *sta_80211,
1597 const u8 *bssid,
1598 bool update)
1599 {
1600 struct wcn36xx_hal_config_bss_req_msg_v1 *msg_body;
1601 struct wcn36xx_hal_config_bss_params_v1 *bss;
1602 struct wcn36xx_hal_config_bss_params bss_v0;
1603 struct wcn36xx_hal_config_sta_params_v1 *sta;
1604 struct cfg80211_chan_def *chandef;
1605 int ret;
1606
1607 msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL);
1608 if (!msg_body)
1609 return -ENOMEM;
1610
1611 if (wcn->rf_id == RF_IRIS_WCN3680) {
1612 INIT_HAL_MSG_V1((*msg_body), WCN36XX_HAL_CONFIG_BSS_REQ);
1613 } else {
1614 INIT_HAL_MSG((*msg_body), WCN36XX_HAL_CONFIG_BSS_REQ);
1615 msg_body->header.len -= WCN36XX_DIFF_BSS_PARAMS_V1_NOVHT;
1616 }
1617
1618 bss = &msg_body->bss_params;
1619 sta = &bss->sta;
1620
1621 memset(&bss_v0, 0x00, sizeof(bss_v0));
1622 wcn36xx_smd_set_bss_params(wcn, vif, sta_80211, bssid, update, &bss_v0);
1623 wcn36xx_smd_set_sta_params_v1(wcn, vif, sta_80211, sta);
1624
1625 /* convert orig to v1 */
1626 memcpy(bss->bssid, &bss_v0.bssid, ETH_ALEN);
1627 memcpy(bss->self_mac_addr, &bss_v0.self_mac_addr, ETH_ALEN);
1628
1629 bss->bss_type = bss_v0.bss_type;
1630 bss->oper_mode = bss_v0.oper_mode;
1631 bss->nw_type = bss_v0.nw_type;
1632
1633 bss->short_slot_time_supported =
1634 bss_v0.short_slot_time_supported;
1635 bss->lla_coexist = bss_v0.lla_coexist;
1636 bss->llb_coexist = bss_v0.llb_coexist;
1637 bss->llg_coexist = bss_v0.llg_coexist;
1638 bss->ht20_coexist = bss_v0.ht20_coexist;
1639 bss->lln_non_gf_coexist = bss_v0.lln_non_gf_coexist;
1640
1641 bss->lsig_tx_op_protection_full_support =
1642 bss_v0.lsig_tx_op_protection_full_support;
1643 bss->rifs_mode = bss_v0.rifs_mode;
1644 bss->beacon_interval = bss_v0.beacon_interval;
1645 bss->dtim_period = bss_v0.dtim_period;
1646 bss->tx_channel_width_set = bss_v0.tx_channel_width_set;
1647 bss->oper_channel = bss_v0.oper_channel;
1648
1649 if (wcn->hw->conf.chandef.width == NL80211_CHAN_WIDTH_80) {
1650 chandef = &wcn->hw->conf.chandef;
1651 bss->ext_channel = HW_VALUE_PHY(chandef->chan->hw_value);
1652 } else {
1653 bss->ext_channel = bss_v0.ext_channel;
1654 }
1655
1656 bss->reserved = bss_v0.reserved;
1657
1658 memcpy(&bss->ssid, &bss_v0.ssid,
1659 sizeof(bss_v0.ssid));
1660
1661 bss->action = bss_v0.action;
1662 bss->rateset = bss_v0.rateset;
1663 bss->ht = bss_v0.ht;
1664 bss->obss_prot_enabled = bss_v0.obss_prot_enabled;
1665 bss->rmf = bss_v0.rmf;
1666 bss->ht_oper_mode = bss_v0.ht_oper_mode;
1667 bss->dual_cts_protection = bss_v0.dual_cts_protection;
1668
1669 bss->max_probe_resp_retry_limit =
1670 bss_v0.max_probe_resp_retry_limit;
1671 bss->hidden_ssid = bss_v0.hidden_ssid;
1672 bss->proxy_probe_resp = bss_v0.proxy_probe_resp;
1673 bss->edca_params_valid = bss_v0.edca_params_valid;
1674
1675 memcpy(&bss->acbe, &bss_v0.acbe,
1676 sizeof(bss_v0.acbe));
1677 memcpy(&bss->acbk, &bss_v0.acbk,
1678 sizeof(bss_v0.acbk));
1679 memcpy(&bss->acvi, &bss_v0.acvi,
1680 sizeof(bss_v0.acvi));
1681 memcpy(&bss->acvo, &bss_v0.acvo,
1682 sizeof(bss_v0.acvo));
1683
1684 bss->ext_set_sta_key_param_valid =
1685 bss_v0.ext_set_sta_key_param_valid;
1686
1687 memcpy(&bss->ext_set_sta_key_param,
1688 &bss_v0.ext_set_sta_key_param,
1689 sizeof(bss_v0.acvo));
1690
1691 bss->wcn36xx_hal_persona = bss_v0.wcn36xx_hal_persona;
1692 bss->spectrum_mgt_enable = bss_v0.spectrum_mgt_enable;
1693 bss->tx_mgmt_power = bss_v0.tx_mgmt_power;
1694 bss->max_tx_power = bss_v0.max_tx_power;
1695
1696 wcn36xx_smd_set_bss_vht_params(vif, sta_80211, bss);
1697
1698 PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body));
1699
1700 wcn36xx_dbg(WCN36XX_DBG_HAL,
1701 "hal config bss v1 bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n",
1702 bss->bssid, bss->self_mac_addr, bss->bss_type,
1703 bss->oper_mode, bss->nw_type);
1704
1705 wcn36xx_dbg(WCN36XX_DBG_HAL,
1706 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n",
1707 sta->bssid, sta->action, sta->sta_index,
1708 sta->bssid_index, sta->aid, sta->type, sta->mac);
1709
1710 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len);
1711 kfree(msg_body);
1712
1713 return ret;
1714 }
1715
wcn36xx_smd_config_bss_v0(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta,const u8 * bssid,bool update)1716 static int wcn36xx_smd_config_bss_v0(struct wcn36xx *wcn,
1717 struct ieee80211_vif *vif,
1718 struct ieee80211_sta *sta,
1719 const u8 *bssid,
1720 bool update)
1721 {
1722 struct wcn36xx_hal_config_bss_req_msg *msg;
1723 struct wcn36xx_hal_config_bss_params *bss;
1724 struct wcn36xx_hal_config_sta_params *sta_params;
1725 int ret;
1726
1727 msg = kzalloc(sizeof(*msg), GFP_KERNEL);
1728 if (!msg)
1729 return -ENOMEM;
1730
1731 INIT_HAL_MSG((*msg), WCN36XX_HAL_CONFIG_BSS_REQ);
1732
1733 bss = &msg->bss_params;
1734 sta_params = &bss->sta;
1735
1736 wcn36xx_smd_set_bss_params(wcn, vif, sta, bssid, update, bss);
1737 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params);
1738
1739 PREPARE_HAL_BUF(wcn->hal_buf, (*msg));
1740
1741 wcn36xx_dbg(WCN36XX_DBG_HAL,
1742 "hal config bss bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n",
1743 bss->bssid, bss->self_mac_addr, bss->bss_type,
1744 bss->oper_mode, bss->nw_type);
1745
1746 wcn36xx_dbg(WCN36XX_DBG_HAL,
1747 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n",
1748 sta_params->bssid, sta_params->action,
1749 sta_params->sta_index, sta_params->bssid_index,
1750 sta_params->aid, sta_params->type,
1751 sta_params->mac);
1752
1753 ret = wcn36xx_smd_send_and_wait(wcn, msg->header.len);
1754 kfree(msg);
1755
1756 return ret;
1757 }
1758
wcn36xx_smd_config_bss_rsp(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta,void * buf,size_t len)1759 static int wcn36xx_smd_config_bss_rsp(struct wcn36xx *wcn,
1760 struct ieee80211_vif *vif,
1761 struct ieee80211_sta *sta,
1762 void *buf,
1763 size_t len)
1764 {
1765 struct wcn36xx_hal_config_bss_rsp_msg *rsp;
1766 struct wcn36xx_hal_config_bss_rsp_params *params;
1767 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1768
1769 if (len < sizeof(*rsp))
1770 return -EINVAL;
1771
1772 rsp = (struct wcn36xx_hal_config_bss_rsp_msg *)buf;
1773 params = &rsp->bss_rsp_params;
1774
1775 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) {
1776 wcn36xx_warn("hal config bss response failure: %d\n",
1777 params->status);
1778 return -EIO;
1779 }
1780
1781 wcn36xx_dbg(WCN36XX_DBG_HAL,
1782 "hal config bss rsp status %d bss_idx %d dpu_desc_index %d"
1783 " sta_idx %d self_idx %d bcast_idx %d mac %pM"
1784 " power %d ucast_dpu_signature %d\n",
1785 params->status, params->bss_index, params->dpu_desc_index,
1786 params->bss_sta_index, params->bss_self_sta_index,
1787 params->bss_bcast_sta_idx, params->mac,
1788 params->tx_mgmt_power, params->ucast_dpu_signature);
1789
1790 vif_priv->bss_index = params->bss_index;
1791
1792 if (sta) {
1793 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta);
1794 sta_priv->bss_sta_index = params->bss_sta_index;
1795 sta_priv->bss_dpu_desc_index = params->dpu_desc_index;
1796 }
1797
1798 vif_priv->self_ucast_dpu_sign = params->ucast_dpu_signature;
1799
1800 return 0;
1801 }
1802
wcn36xx_smd_config_bss(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct ieee80211_sta * sta,const u8 * bssid,bool update)1803 int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif,
1804 struct ieee80211_sta *sta, const u8 *bssid,
1805 bool update)
1806 {
1807 int ret;
1808
1809 mutex_lock(&wcn->hal_mutex);
1810
1811 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24))
1812 ret = wcn36xx_smd_config_bss_v1(wcn, vif, sta, bssid, update);
1813 else
1814 ret = wcn36xx_smd_config_bss_v0(wcn, vif, sta, bssid, update);
1815
1816 if (ret) {
1817 wcn36xx_err("Sending hal_config_bss failed\n");
1818 goto out;
1819 }
1820 ret = wcn36xx_smd_config_bss_rsp(wcn,
1821 vif,
1822 sta,
1823 wcn->hal_buf,
1824 wcn->hal_rsp_len);
1825 if (ret)
1826 wcn36xx_err("hal_config_bss response failed err=%d\n", ret);
1827
1828 out:
1829 mutex_unlock(&wcn->hal_mutex);
1830 return ret;
1831 }
1832
wcn36xx_smd_delete_bss(struct wcn36xx * wcn,struct ieee80211_vif * vif)1833 int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif)
1834 {
1835 struct wcn36xx_hal_delete_bss_req_msg msg_body;
1836 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1837 int ret = 0;
1838
1839 mutex_lock(&wcn->hal_mutex);
1840
1841 if (vif_priv->bss_index == WCN36XX_HAL_BSS_INVALID_IDX)
1842 goto out;
1843
1844 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_BSS_REQ);
1845
1846 msg_body.bss_index = vif_priv->bss_index;
1847
1848 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1849
1850 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete bss %d\n", msg_body.bss_index);
1851
1852 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1853 if (ret) {
1854 wcn36xx_err("Sending hal_delete_bss failed\n");
1855 goto out;
1856 }
1857 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1858 if (ret) {
1859 wcn36xx_err("hal_delete_bss response failed err=%d\n", ret);
1860 goto out;
1861 }
1862
1863 vif_priv->bss_index = WCN36XX_HAL_BSS_INVALID_IDX;
1864 out:
1865 mutex_unlock(&wcn->hal_mutex);
1866 return ret;
1867 }
1868
wcn36xx_smd_send_beacon(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct sk_buff * skb_beacon,u16 tim_off,u16 p2p_off)1869 int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif,
1870 struct sk_buff *skb_beacon, u16 tim_off,
1871 u16 p2p_off)
1872 {
1873 struct wcn36xx_hal_send_beacon_req_msg msg_body;
1874 int ret, pad, pvm_len;
1875
1876 mutex_lock(&wcn->hal_mutex);
1877 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SEND_BEACON_REQ);
1878
1879 pvm_len = skb_beacon->data[tim_off + 1] - 3;
1880 pad = TIM_MIN_PVM_SIZE - pvm_len;
1881
1882 /* Padding is irrelevant to mesh mode since tim_off is always 0. */
1883 if (vif->type == NL80211_IFTYPE_MESH_POINT)
1884 pad = 0;
1885
1886 msg_body.beacon_length = skb_beacon->len + pad;
1887 /* TODO need to find out why + 6 is needed */
1888 msg_body.beacon_length6 = msg_body.beacon_length + 6;
1889
1890 if (msg_body.beacon_length > BEACON_TEMPLATE_SIZE) {
1891 wcn36xx_err("Beacon is too big: beacon size=%d\n",
1892 msg_body.beacon_length);
1893 ret = -ENOMEM;
1894 goto out;
1895 }
1896 memcpy(msg_body.beacon, skb_beacon->data, skb_beacon->len);
1897 memcpy(msg_body.bssid, vif->addr, ETH_ALEN);
1898
1899 if (pad > 0) {
1900 /*
1901 * The wcn36xx FW has a fixed size for the PVM in the TIM. If
1902 * given the beacon template from mac80211 with a PVM shorter
1903 * than the FW expectes it will overwrite the data after the
1904 * TIM.
1905 */
1906 wcn36xx_dbg(WCN36XX_DBG_HAL, "Pad TIM PVM. %d bytes at %d\n",
1907 pad, pvm_len);
1908 memmove(&msg_body.beacon[tim_off + 5 + pvm_len + pad],
1909 &msg_body.beacon[tim_off + 5 + pvm_len],
1910 skb_beacon->len - (tim_off + 5 + pvm_len));
1911 memset(&msg_body.beacon[tim_off + 5 + pvm_len], 0, pad);
1912 msg_body.beacon[tim_off + 1] += pad;
1913 }
1914
1915 /* TODO need to find out why this is needed? */
1916 if (vif->type == NL80211_IFTYPE_MESH_POINT)
1917 /* mesh beacon don't need this, so push further down */
1918 msg_body.tim_ie_offset = 256;
1919 else
1920 msg_body.tim_ie_offset = tim_off+4;
1921 msg_body.p2p_ie_offset = p2p_off;
1922 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1923
1924 wcn36xx_dbg(WCN36XX_DBG_HAL,
1925 "hal send beacon beacon_length %d\n",
1926 msg_body.beacon_length);
1927
1928 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1929 if (ret) {
1930 wcn36xx_err("Sending hal_send_beacon failed\n");
1931 goto out;
1932 }
1933 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1934 if (ret) {
1935 wcn36xx_err("hal_send_beacon response failed err=%d\n", ret);
1936 goto out;
1937 }
1938 out:
1939 mutex_unlock(&wcn->hal_mutex);
1940 return ret;
1941 }
1942
wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct sk_buff * skb)1943 int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn,
1944 struct ieee80211_vif *vif,
1945 struct sk_buff *skb)
1946 {
1947 struct wcn36xx_hal_send_probe_resp_req_msg msg;
1948 int ret;
1949
1950 mutex_lock(&wcn->hal_mutex);
1951 INIT_HAL_MSG(msg, WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ);
1952
1953 if (skb->len > BEACON_TEMPLATE_SIZE) {
1954 wcn36xx_warn("probe response template is too big: %d\n",
1955 skb->len);
1956 ret = -E2BIG;
1957 goto out;
1958 }
1959
1960 msg.probe_resp_template_len = skb->len;
1961 memcpy(&msg.probe_resp_template, skb->data, skb->len);
1962
1963 memcpy(msg.bssid, vif->addr, ETH_ALEN);
1964
1965 PREPARE_HAL_BUF(wcn->hal_buf, msg);
1966
1967 wcn36xx_dbg(WCN36XX_DBG_HAL,
1968 "hal update probe rsp len %d bssid %pM\n",
1969 msg.probe_resp_template_len, msg.bssid);
1970
1971 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len);
1972 if (ret) {
1973 wcn36xx_err("Sending hal_update_proberesp_tmpl failed\n");
1974 goto out;
1975 }
1976 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1977 if (ret) {
1978 wcn36xx_err("hal_update_proberesp_tmpl response failed err=%d\n",
1979 ret);
1980 goto out;
1981 }
1982 out:
1983 mutex_unlock(&wcn->hal_mutex);
1984 return ret;
1985 }
1986
wcn36xx_smd_set_stakey(struct wcn36xx * wcn,enum ani_ed_type enc_type,u8 keyidx,u8 keylen,u8 * key,u8 sta_index)1987 int wcn36xx_smd_set_stakey(struct wcn36xx *wcn,
1988 enum ani_ed_type enc_type,
1989 u8 keyidx,
1990 u8 keylen,
1991 u8 *key,
1992 u8 sta_index)
1993 {
1994 struct wcn36xx_hal_set_sta_key_req_msg msg_body;
1995 int ret;
1996
1997 mutex_lock(&wcn->hal_mutex);
1998 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_STAKEY_REQ);
1999
2000 msg_body.set_sta_key_params.sta_index = sta_index;
2001 msg_body.set_sta_key_params.enc_type = enc_type;
2002
2003 if (enc_type == WCN36XX_HAL_ED_WEP104 ||
2004 enc_type == WCN36XX_HAL_ED_WEP40) {
2005 /* Use bss key for wep (static) */
2006 msg_body.set_sta_key_params.def_wep_idx = keyidx;
2007 msg_body.set_sta_key_params.wep_type = 0;
2008 } else {
2009 msg_body.set_sta_key_params.key[0].id = keyidx;
2010 msg_body.set_sta_key_params.key[0].unicast = 1;
2011 msg_body.set_sta_key_params.key[0].direction = WCN36XX_HAL_TX_RX;
2012 msg_body.set_sta_key_params.key[0].pae_role = 0;
2013 msg_body.set_sta_key_params.key[0].length = keylen;
2014 memcpy(msg_body.set_sta_key_params.key[0].key, key, keylen);
2015 }
2016
2017 msg_body.set_sta_key_params.single_tid_rc = 1;
2018
2019 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2020
2021 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2022 if (ret) {
2023 wcn36xx_err("Sending hal_set_stakey failed\n");
2024 goto out;
2025 }
2026 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2027 if (ret) {
2028 wcn36xx_err("hal_set_stakey response failed err=%d\n", ret);
2029 goto out;
2030 }
2031 out:
2032 mutex_unlock(&wcn->hal_mutex);
2033 return ret;
2034 }
2035
wcn36xx_smd_set_bsskey(struct wcn36xx * wcn,enum ani_ed_type enc_type,u8 bssidx,u8 keyidx,u8 keylen,u8 * key)2036 int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn,
2037 enum ani_ed_type enc_type,
2038 u8 bssidx,
2039 u8 keyidx,
2040 u8 keylen,
2041 u8 *key)
2042 {
2043 struct wcn36xx_hal_set_bss_key_req_msg msg_body;
2044 int ret;
2045
2046 mutex_lock(&wcn->hal_mutex);
2047 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_BSSKEY_REQ);
2048 msg_body.bss_idx = bssidx;
2049 msg_body.enc_type = enc_type;
2050 msg_body.num_keys = 1;
2051 msg_body.keys[0].id = keyidx;
2052 msg_body.keys[0].unicast = 0;
2053 msg_body.keys[0].direction = WCN36XX_HAL_RX_ONLY;
2054 msg_body.keys[0].pae_role = 0;
2055 msg_body.keys[0].length = keylen;
2056 memcpy(msg_body.keys[0].key, key, keylen);
2057
2058 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2059
2060 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2061 if (ret) {
2062 wcn36xx_err("Sending hal_set_bsskey failed\n");
2063 goto out;
2064 }
2065 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2066 if (ret) {
2067 wcn36xx_err("hal_set_bsskey response failed err=%d\n", ret);
2068 goto out;
2069 }
2070 out:
2071 mutex_unlock(&wcn->hal_mutex);
2072 return ret;
2073 }
2074
wcn36xx_smd_remove_stakey(struct wcn36xx * wcn,enum ani_ed_type enc_type,u8 keyidx,u8 sta_index)2075 int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn,
2076 enum ani_ed_type enc_type,
2077 u8 keyidx,
2078 u8 sta_index)
2079 {
2080 struct wcn36xx_hal_remove_sta_key_req_msg msg_body;
2081 int ret;
2082
2083 mutex_lock(&wcn->hal_mutex);
2084 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_STAKEY_REQ);
2085
2086 msg_body.sta_idx = sta_index;
2087 msg_body.enc_type = enc_type;
2088 msg_body.key_id = keyidx;
2089
2090 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2091
2092 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2093 if (ret) {
2094 wcn36xx_err("Sending hal_remove_stakey failed\n");
2095 goto out;
2096 }
2097 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2098 if (ret) {
2099 wcn36xx_err("hal_remove_stakey response failed err=%d\n", ret);
2100 goto out;
2101 }
2102 out:
2103 mutex_unlock(&wcn->hal_mutex);
2104 return ret;
2105 }
2106
wcn36xx_smd_remove_bsskey(struct wcn36xx * wcn,enum ani_ed_type enc_type,u8 bssidx,u8 keyidx)2107 int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn,
2108 enum ani_ed_type enc_type,
2109 u8 bssidx,
2110 u8 keyidx)
2111 {
2112 struct wcn36xx_hal_remove_bss_key_req_msg msg_body;
2113 int ret;
2114
2115 mutex_lock(&wcn->hal_mutex);
2116 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_BSSKEY_REQ);
2117 msg_body.bss_idx = bssidx;
2118 msg_body.enc_type = enc_type;
2119 msg_body.key_id = keyidx;
2120
2121 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2122
2123 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2124 if (ret) {
2125 wcn36xx_err("Sending hal_remove_bsskey failed\n");
2126 goto out;
2127 }
2128 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2129 if (ret) {
2130 wcn36xx_err("hal_remove_bsskey response failed err=%d\n", ret);
2131 goto out;
2132 }
2133 out:
2134 mutex_unlock(&wcn->hal_mutex);
2135 return ret;
2136 }
2137
wcn36xx_smd_enter_bmps(struct wcn36xx * wcn,struct ieee80211_vif * vif)2138 int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif)
2139 {
2140 struct wcn36xx_hal_enter_bmps_req_msg msg_body;
2141 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
2142 int ret;
2143
2144 mutex_lock(&wcn->hal_mutex);
2145 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ENTER_BMPS_REQ);
2146
2147 msg_body.bss_index = vif_priv->bss_index;
2148 msg_body.tbtt = vif->bss_conf.sync_tsf;
2149 msg_body.dtim_period = vif_priv->dtim_period;
2150
2151 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2152
2153 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2154 if (ret) {
2155 wcn36xx_err("Sending hal_enter_bmps failed\n");
2156 goto out;
2157 }
2158 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2159 if (ret) {
2160 wcn36xx_err("hal_enter_bmps response failed err=%d\n", ret);
2161 goto out;
2162 }
2163 out:
2164 mutex_unlock(&wcn->hal_mutex);
2165 return ret;
2166 }
2167
wcn36xx_smd_exit_bmps(struct wcn36xx * wcn,struct ieee80211_vif * vif)2168 int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif)
2169 {
2170 struct wcn36xx_hal_exit_bmps_req_msg msg_body;
2171 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
2172 int ret;
2173
2174 mutex_lock(&wcn->hal_mutex);
2175 INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_BMPS_REQ);
2176
2177 msg_body.bss_index = vif_priv->bss_index;
2178 msg_body.send_data_null = 1;
2179
2180 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2181
2182 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2183 if (ret) {
2184 wcn36xx_err("Sending hal_exit_bmps failed\n");
2185 goto out;
2186 }
2187 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2188 if (ret) {
2189 wcn36xx_err("hal_exit_bmps response failed err=%d\n", ret);
2190 goto out;
2191 }
2192 out:
2193 mutex_unlock(&wcn->hal_mutex);
2194 return ret;
2195 }
2196
wcn36xx_smd_set_power_params(struct wcn36xx * wcn,bool ignore_dtim)2197 int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim)
2198 {
2199 struct wcn36xx_hal_set_power_params_req_msg msg_body;
2200 int ret;
2201
2202 mutex_lock(&wcn->hal_mutex);
2203 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_POWER_PARAMS_REQ);
2204
2205 /*
2206 * When host is down ignore every second dtim
2207 */
2208 if (ignore_dtim) {
2209 msg_body.ignore_dtim = 1;
2210 msg_body.dtim_period = 2;
2211 }
2212 msg_body.listen_interval = WCN36XX_LISTEN_INTERVAL(wcn);
2213
2214 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2215
2216 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2217 if (ret) {
2218 wcn36xx_err("Sending hal_set_power_params failed\n");
2219 goto out;
2220 }
2221
2222 out:
2223 mutex_unlock(&wcn->hal_mutex);
2224 return ret;
2225 }
2226
2227 /* Notice: This function should be called after associated, or else it
2228 * will be invalid
2229 */
wcn36xx_smd_keep_alive_req(struct wcn36xx * wcn,struct ieee80211_vif * vif,int packet_type)2230 int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn,
2231 struct ieee80211_vif *vif,
2232 int packet_type)
2233 {
2234 struct wcn36xx_hal_keep_alive_req_msg msg_body;
2235 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
2236 int ret;
2237
2238 mutex_lock(&wcn->hal_mutex);
2239 INIT_HAL_MSG(msg_body, WCN36XX_HAL_KEEP_ALIVE_REQ);
2240
2241 if (packet_type == WCN36XX_HAL_KEEP_ALIVE_NULL_PKT) {
2242 msg_body.bss_index = vif_priv->bss_index;
2243 msg_body.packet_type = WCN36XX_HAL_KEEP_ALIVE_NULL_PKT;
2244 msg_body.time_period = WCN36XX_KEEP_ALIVE_TIME_PERIOD;
2245 } else if (packet_type == WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP) {
2246 /* TODO: it also support ARP response type */
2247 } else {
2248 wcn36xx_warn("unknown keep alive packet type %d\n", packet_type);
2249 ret = -EINVAL;
2250 goto out;
2251 }
2252
2253 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2254
2255 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2256 if (ret) {
2257 wcn36xx_err("Sending hal_keep_alive failed\n");
2258 goto out;
2259 }
2260 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2261 if (ret) {
2262 wcn36xx_err("hal_keep_alive response failed err=%d\n", ret);
2263 goto out;
2264 }
2265 out:
2266 mutex_unlock(&wcn->hal_mutex);
2267 return ret;
2268 }
2269
wcn36xx_smd_dump_cmd_req(struct wcn36xx * wcn,u32 arg1,u32 arg2,u32 arg3,u32 arg4,u32 arg5)2270 int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2,
2271 u32 arg3, u32 arg4, u32 arg5)
2272 {
2273 struct wcn36xx_hal_dump_cmd_req_msg msg_body;
2274 int ret;
2275
2276 mutex_lock(&wcn->hal_mutex);
2277 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DUMP_COMMAND_REQ);
2278
2279 msg_body.arg1 = arg1;
2280 msg_body.arg2 = arg2;
2281 msg_body.arg3 = arg3;
2282 msg_body.arg4 = arg4;
2283 msg_body.arg5 = arg5;
2284
2285 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2286
2287 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2288 if (ret) {
2289 wcn36xx_err("Sending hal_dump_cmd failed\n");
2290 goto out;
2291 }
2292 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2293 if (ret) {
2294 wcn36xx_err("hal_dump_cmd response failed err=%d\n", ret);
2295 goto out;
2296 }
2297 out:
2298 mutex_unlock(&wcn->hal_mutex);
2299 return ret;
2300 }
2301
set_feat_caps(u32 * bitmap,enum place_holder_in_cap_bitmap cap)2302 void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap)
2303 {
2304 int arr_idx, bit_idx;
2305
2306 if (cap < 0 || cap > 127) {
2307 wcn36xx_warn("error cap idx %d\n", cap);
2308 return;
2309 }
2310
2311 arr_idx = cap / 32;
2312 bit_idx = cap % 32;
2313 bitmap[arr_idx] |= (1 << bit_idx);
2314 }
2315
get_feat_caps(u32 * bitmap,enum place_holder_in_cap_bitmap cap)2316 int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap)
2317 {
2318 int arr_idx, bit_idx;
2319
2320 if (cap < 0 || cap > 127) {
2321 wcn36xx_warn("error cap idx %d\n", cap);
2322 return -EINVAL;
2323 }
2324
2325 arr_idx = cap / 32;
2326 bit_idx = cap % 32;
2327
2328 return (bitmap[arr_idx] & (1 << bit_idx)) ? 1 : 0;
2329 }
2330
clear_feat_caps(u32 * bitmap,enum place_holder_in_cap_bitmap cap)2331 void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap)
2332 {
2333 int arr_idx, bit_idx;
2334
2335 if (cap < 0 || cap > 127) {
2336 wcn36xx_warn("error cap idx %d\n", cap);
2337 return;
2338 }
2339
2340 arr_idx = cap / 32;
2341 bit_idx = cap % 32;
2342 bitmap[arr_idx] &= ~(1 << bit_idx);
2343 }
2344
wcn36xx_smd_feature_caps_exchange(struct wcn36xx * wcn)2345 int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn)
2346 {
2347 struct wcn36xx_hal_feat_caps_msg msg_body, *rsp;
2348 int ret, i;
2349
2350 mutex_lock(&wcn->hal_mutex);
2351 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ);
2352
2353 set_feat_caps(msg_body.feat_caps, STA_POWERSAVE);
2354 if (wcn->rf_id == RF_IRIS_WCN3680)
2355 set_feat_caps(msg_body.feat_caps, DOT11AC);
2356
2357 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2358
2359 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2360 if (ret) {
2361 wcn36xx_err("Sending hal_feature_caps_exchange failed\n");
2362 goto out;
2363 }
2364 if (wcn->hal_rsp_len != sizeof(*rsp)) {
2365 wcn36xx_err("Invalid hal_feature_caps_exchange response");
2366 goto out;
2367 }
2368
2369 rsp = (struct wcn36xx_hal_feat_caps_msg *) wcn->hal_buf;
2370
2371 for (i = 0; i < WCN36XX_HAL_CAPS_SIZE; i++)
2372 wcn->fw_feat_caps[i] = rsp->feat_caps[i];
2373 out:
2374 mutex_unlock(&wcn->hal_mutex);
2375 return ret;
2376 }
2377
wcn36xx_smd_add_ba_session_rsp(void * buf,int len,u8 * session)2378 static int wcn36xx_smd_add_ba_session_rsp(void *buf, int len, u8 *session)
2379 {
2380 struct wcn36xx_hal_add_ba_session_rsp_msg *rsp;
2381
2382 if (len < sizeof(*rsp))
2383 return -EINVAL;
2384
2385 rsp = (struct wcn36xx_hal_add_ba_session_rsp_msg *)buf;
2386 if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS)
2387 return rsp->status;
2388
2389 *session = rsp->ba_session_id;
2390
2391 return 0;
2392 }
2393
wcn36xx_smd_add_ba_session(struct wcn36xx * wcn,struct ieee80211_sta * sta,u16 tid,u16 * ssn,u8 direction,u8 sta_index)2394 int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn,
2395 struct ieee80211_sta *sta,
2396 u16 tid,
2397 u16 *ssn,
2398 u8 direction,
2399 u8 sta_index)
2400 {
2401 struct wcn36xx_hal_add_ba_session_req_msg msg_body;
2402 u8 session_id;
2403 int ret;
2404
2405 mutex_lock(&wcn->hal_mutex);
2406 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_SESSION_REQ);
2407
2408 msg_body.sta_index = sta_index;
2409 memcpy(&msg_body.mac_addr, sta->addr, ETH_ALEN);
2410 msg_body.dialog_token = 0x10;
2411 msg_body.tid = tid;
2412
2413 /* Immediate BA because Delayed BA is not supported */
2414 msg_body.policy = 1;
2415 msg_body.buffer_size = WCN36XX_AGGR_BUFFER_SIZE;
2416 msg_body.timeout = 0;
2417 if (ssn)
2418 msg_body.ssn = *ssn;
2419 msg_body.direction = direction;
2420
2421 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2422
2423 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2424 if (ret) {
2425 wcn36xx_err("Sending hal_add_ba_session failed\n");
2426 goto out;
2427 }
2428 ret = wcn36xx_smd_add_ba_session_rsp(wcn->hal_buf, wcn->hal_rsp_len,
2429 &session_id);
2430 if (ret) {
2431 wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret);
2432 goto out;
2433 }
2434
2435 ret = session_id;
2436 out:
2437 mutex_unlock(&wcn->hal_mutex);
2438 return ret;
2439 }
2440
wcn36xx_smd_add_ba(struct wcn36xx * wcn,u8 session_id)2441 int wcn36xx_smd_add_ba(struct wcn36xx *wcn, u8 session_id)
2442 {
2443 struct wcn36xx_hal_add_ba_req_msg msg_body;
2444 int ret;
2445
2446 mutex_lock(&wcn->hal_mutex);
2447 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_REQ);
2448
2449 msg_body.session_id = session_id;
2450 msg_body.win_size = WCN36XX_AGGR_BUFFER_SIZE;
2451
2452 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2453
2454 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2455 if (ret) {
2456 wcn36xx_err("Sending hal_add_ba failed\n");
2457 goto out;
2458 }
2459 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2460 if (ret) {
2461 wcn36xx_err("hal_add_ba response failed err=%d\n", ret);
2462 goto out;
2463 }
2464 out:
2465 mutex_unlock(&wcn->hal_mutex);
2466 return ret;
2467 }
2468
wcn36xx_smd_del_ba(struct wcn36xx * wcn,u16 tid,u8 direction,u8 sta_index)2469 int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 direction, u8 sta_index)
2470 {
2471 struct wcn36xx_hal_del_ba_req_msg msg_body;
2472 int ret;
2473
2474 mutex_lock(&wcn->hal_mutex);
2475 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_BA_REQ);
2476
2477 msg_body.sta_index = sta_index;
2478 msg_body.tid = tid;
2479 msg_body.direction = direction;
2480 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2481
2482 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2483 if (ret) {
2484 wcn36xx_err("Sending hal_del_ba failed\n");
2485 goto out;
2486 }
2487 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2488 if (ret) {
2489 wcn36xx_err("hal_del_ba response failed err=%d\n", ret);
2490 goto out;
2491 }
2492 out:
2493 mutex_unlock(&wcn->hal_mutex);
2494 return ret;
2495 }
2496
wcn36xx_smd_trigger_ba_rsp(void * buf,int len)2497 static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len)
2498 {
2499 struct wcn36xx_hal_trigger_ba_rsp_msg *rsp;
2500
2501 if (len < sizeof(*rsp))
2502 return -EINVAL;
2503
2504 rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf;
2505 return rsp->status;
2506 }
2507
wcn36xx_smd_trigger_ba(struct wcn36xx * wcn,u8 sta_index,u16 tid,u8 session_id)2508 int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 session_id)
2509 {
2510 struct wcn36xx_hal_trigger_ba_req_msg msg_body;
2511 struct wcn36xx_hal_trigger_ba_req_candidate *candidate;
2512 int ret;
2513
2514 mutex_lock(&wcn->hal_mutex);
2515 INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ);
2516
2517 msg_body.session_id = session_id;
2518 msg_body.candidate_cnt = 1;
2519 msg_body.header.len += sizeof(*candidate);
2520 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2521
2522 candidate = (struct wcn36xx_hal_trigger_ba_req_candidate *)
2523 (wcn->hal_buf + sizeof(msg_body));
2524 candidate->sta_index = sta_index;
2525 candidate->tid_bitmap = 1 << tid;
2526
2527 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2528 if (ret) {
2529 wcn36xx_err("Sending hal_trigger_ba failed\n");
2530 goto out;
2531 }
2532 ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len);
2533 if (ret) {
2534 wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret);
2535 goto out;
2536 }
2537 out:
2538 mutex_unlock(&wcn->hal_mutex);
2539 return ret;
2540 }
2541
wcn36xx_smd_tx_compl_ind(struct wcn36xx * wcn,void * buf,size_t len)2542 static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len)
2543 {
2544 struct wcn36xx_hal_tx_compl_ind_msg *rsp = buf;
2545
2546 if (len != sizeof(*rsp)) {
2547 wcn36xx_warn("Bad TX complete indication\n");
2548 return -EIO;
2549 }
2550
2551 wcn36xx_dxe_tx_ack_ind(wcn, rsp->status);
2552
2553 return 0;
2554 }
2555
wcn36xx_smd_hw_scan_ind(struct wcn36xx * wcn,void * buf,size_t len)2556 static int wcn36xx_smd_hw_scan_ind(struct wcn36xx *wcn, void *buf, size_t len)
2557 {
2558 struct wcn36xx_hal_scan_offload_ind *rsp = buf;
2559 struct cfg80211_scan_info scan_info = {};
2560
2561 if (len != sizeof(*rsp)) {
2562 wcn36xx_warn("Corrupted delete scan indication\n");
2563 return -EIO;
2564 }
2565
2566 wcn36xx_dbg(WCN36XX_DBG_HAL, "scan indication (type %x)\n", rsp->type);
2567
2568 switch (rsp->type) {
2569 case WCN36XX_HAL_SCAN_IND_FAILED:
2570 case WCN36XX_HAL_SCAN_IND_DEQUEUED:
2571 scan_info.aborted = true;
2572 fallthrough;
2573 case WCN36XX_HAL_SCAN_IND_COMPLETED:
2574 mutex_lock(&wcn->scan_lock);
2575 wcn->scan_req = NULL;
2576 if (wcn->scan_aborted)
2577 scan_info.aborted = true;
2578 mutex_unlock(&wcn->scan_lock);
2579 ieee80211_scan_completed(wcn->hw, &scan_info);
2580 break;
2581 case WCN36XX_HAL_SCAN_IND_STARTED:
2582 case WCN36XX_HAL_SCAN_IND_FOREIGN_CHANNEL:
2583 case WCN36XX_HAL_SCAN_IND_PREEMPTED:
2584 case WCN36XX_HAL_SCAN_IND_RESTARTED:
2585 break;
2586 default:
2587 wcn36xx_warn("Unknown scan indication type %x\n", rsp->type);
2588 }
2589
2590 return 0;
2591 }
2592
wcn36xx_smd_missed_beacon_ind(struct wcn36xx * wcn,void * buf,size_t len)2593 static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn,
2594 void *buf,
2595 size_t len)
2596 {
2597 struct wcn36xx_hal_missed_beacon_ind_msg *rsp = buf;
2598 struct ieee80211_vif *vif = NULL;
2599 struct wcn36xx_vif *tmp;
2600
2601 /* Old FW does not have bss index */
2602 if (wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) {
2603 list_for_each_entry(tmp, &wcn->vif_list, list) {
2604 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n",
2605 tmp->bss_index);
2606 vif = wcn36xx_priv_to_vif(tmp);
2607 ieee80211_connection_loss(vif);
2608 }
2609 return 0;
2610 }
2611
2612 if (len != sizeof(*rsp)) {
2613 wcn36xx_warn("Corrupted missed beacon indication\n");
2614 return -EIO;
2615 }
2616
2617 list_for_each_entry(tmp, &wcn->vif_list, list) {
2618 if (tmp->bss_index == rsp->bss_index) {
2619 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n",
2620 rsp->bss_index);
2621 vif = wcn36xx_priv_to_vif(tmp);
2622 ieee80211_connection_loss(vif);
2623 return 0;
2624 }
2625 }
2626
2627 wcn36xx_warn("BSS index %d not found\n", rsp->bss_index);
2628 return -ENOENT;
2629 }
2630
wcn36xx_smd_delete_sta_context_ind(struct wcn36xx * wcn,void * buf,size_t len)2631 static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn,
2632 void *buf,
2633 size_t len)
2634 {
2635 struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf;
2636 struct wcn36xx_vif *tmp;
2637 struct ieee80211_sta *sta;
2638
2639 if (len != sizeof(*rsp)) {
2640 wcn36xx_warn("Corrupted delete sta indication\n");
2641 return -EIO;
2642 }
2643
2644 wcn36xx_dbg(WCN36XX_DBG_HAL, "delete station indication %pM index %d\n",
2645 rsp->addr2, rsp->sta_id);
2646
2647 list_for_each_entry(tmp, &wcn->vif_list, list) {
2648 rcu_read_lock();
2649 sta = ieee80211_find_sta(wcn36xx_priv_to_vif(tmp), rsp->addr2);
2650 if (sta)
2651 ieee80211_report_low_ack(sta, 0);
2652 rcu_read_unlock();
2653 if (sta)
2654 return 0;
2655 }
2656
2657 wcn36xx_warn("STA with addr %pM and index %d not found\n",
2658 rsp->addr2,
2659 rsp->sta_id);
2660 return -ENOENT;
2661 }
2662
wcn36xx_smd_print_reg_info_ind(struct wcn36xx * wcn,void * buf,size_t len)2663 static int wcn36xx_smd_print_reg_info_ind(struct wcn36xx *wcn,
2664 void *buf,
2665 size_t len)
2666 {
2667 struct wcn36xx_hal_print_reg_info_ind *rsp = buf;
2668 int i;
2669
2670 if (len < sizeof(*rsp)) {
2671 wcn36xx_warn("Corrupted print reg info indication\n");
2672 return -EIO;
2673 }
2674
2675 wcn36xx_dbg(WCN36XX_DBG_HAL,
2676 "reginfo indication, scenario: 0x%x reason: 0x%x\n",
2677 rsp->scenario, rsp->reason);
2678
2679 for (i = 0; i < rsp->count; i++) {
2680 wcn36xx_dbg(WCN36XX_DBG_HAL, "\t0x%x: 0x%x\n",
2681 rsp->regs[i].addr, rsp->regs[i].value);
2682 }
2683
2684 return 0;
2685 }
2686
wcn36xx_smd_update_cfg(struct wcn36xx * wcn,u32 cfg_id,u32 value)2687 int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value)
2688 {
2689 struct wcn36xx_hal_update_cfg_req_msg msg_body, *body;
2690 size_t len;
2691 int ret;
2692
2693 mutex_lock(&wcn->hal_mutex);
2694 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_CFG_REQ);
2695
2696 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2697
2698 body = (struct wcn36xx_hal_update_cfg_req_msg *) wcn->hal_buf;
2699 len = msg_body.header.len;
2700
2701 put_cfg_tlv_u32(wcn, &len, cfg_id, value);
2702 body->header.len = len;
2703 body->len = len - sizeof(*body);
2704
2705 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len);
2706 if (ret) {
2707 wcn36xx_err("Sending hal_update_cfg failed\n");
2708 goto out;
2709 }
2710 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2711 if (ret) {
2712 wcn36xx_err("hal_update_cfg response failed err=%d\n", ret);
2713 goto out;
2714 }
2715 out:
2716 mutex_unlock(&wcn->hal_mutex);
2717 return ret;
2718 }
2719
wcn36xx_smd_set_mc_list(struct wcn36xx * wcn,struct ieee80211_vif * vif,struct wcn36xx_hal_rcv_flt_mc_addr_list_type * fp)2720 int wcn36xx_smd_set_mc_list(struct wcn36xx *wcn,
2721 struct ieee80211_vif *vif,
2722 struct wcn36xx_hal_rcv_flt_mc_addr_list_type *fp)
2723 {
2724 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
2725 struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *msg_body = NULL;
2726 int ret;
2727
2728 mutex_lock(&wcn->hal_mutex);
2729
2730 msg_body = (struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *)
2731 wcn->hal_buf;
2732 init_hal_msg(&msg_body->header, WCN36XX_HAL_8023_MULTICAST_LIST_REQ,
2733 sizeof(msg_body->mc_addr_list));
2734
2735 /* An empty list means all mc traffic will be received */
2736 if (fp)
2737 memcpy(&msg_body->mc_addr_list, fp,
2738 sizeof(msg_body->mc_addr_list));
2739 else
2740 msg_body->mc_addr_list.mc_addr_count = 0;
2741
2742 msg_body->mc_addr_list.bss_index = vif_priv->bss_index;
2743
2744 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len);
2745 if (ret) {
2746 wcn36xx_err("Sending HAL_8023_MULTICAST_LIST failed\n");
2747 goto out;
2748 }
2749 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2750 if (ret) {
2751 wcn36xx_err("HAL_8023_MULTICAST_LIST rsp failed err=%d\n", ret);
2752 goto out;
2753 }
2754 out:
2755 mutex_unlock(&wcn->hal_mutex);
2756 return ret;
2757 }
2758
wcn36xx_smd_rsp_process(struct rpmsg_device * rpdev,void * buf,int len,void * priv,u32 addr)2759 int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev,
2760 void *buf, int len, void *priv, u32 addr)
2761 {
2762 const struct wcn36xx_hal_msg_header *msg_header = buf;
2763 struct ieee80211_hw *hw = priv;
2764 struct wcn36xx *wcn = hw->priv;
2765 struct wcn36xx_hal_ind_msg *msg_ind;
2766 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len);
2767
2768 switch (msg_header->msg_type) {
2769 case WCN36XX_HAL_START_RSP:
2770 case WCN36XX_HAL_CONFIG_STA_RSP:
2771 case WCN36XX_HAL_CONFIG_BSS_RSP:
2772 case WCN36XX_HAL_ADD_STA_SELF_RSP:
2773 case WCN36XX_HAL_STOP_RSP:
2774 case WCN36XX_HAL_DEL_STA_SELF_RSP:
2775 case WCN36XX_HAL_DELETE_STA_RSP:
2776 case WCN36XX_HAL_INIT_SCAN_RSP:
2777 case WCN36XX_HAL_START_SCAN_RSP:
2778 case WCN36XX_HAL_END_SCAN_RSP:
2779 case WCN36XX_HAL_FINISH_SCAN_RSP:
2780 case WCN36XX_HAL_DOWNLOAD_NV_RSP:
2781 case WCN36XX_HAL_DELETE_BSS_RSP:
2782 case WCN36XX_HAL_SEND_BEACON_RSP:
2783 case WCN36XX_HAL_SET_LINK_ST_RSP:
2784 case WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP:
2785 case WCN36XX_HAL_SET_BSSKEY_RSP:
2786 case WCN36XX_HAL_SET_STAKEY_RSP:
2787 case WCN36XX_HAL_RMV_STAKEY_RSP:
2788 case WCN36XX_HAL_RMV_BSSKEY_RSP:
2789 case WCN36XX_HAL_ENTER_BMPS_RSP:
2790 case WCN36XX_HAL_SET_POWER_PARAMS_RSP:
2791 case WCN36XX_HAL_EXIT_BMPS_RSP:
2792 case WCN36XX_HAL_KEEP_ALIVE_RSP:
2793 case WCN36XX_HAL_DUMP_COMMAND_RSP:
2794 case WCN36XX_HAL_ADD_BA_SESSION_RSP:
2795 case WCN36XX_HAL_ADD_BA_RSP:
2796 case WCN36XX_HAL_DEL_BA_RSP:
2797 case WCN36XX_HAL_TRIGGER_BA_RSP:
2798 case WCN36XX_HAL_UPDATE_CFG_RSP:
2799 case WCN36XX_HAL_JOIN_RSP:
2800 case WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP:
2801 case WCN36XX_HAL_CH_SWITCH_RSP:
2802 case WCN36XX_HAL_PROCESS_PTT_RSP:
2803 case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP:
2804 case WCN36XX_HAL_8023_MULTICAST_LIST_RSP:
2805 case WCN36XX_HAL_START_SCAN_OFFLOAD_RSP:
2806 case WCN36XX_HAL_STOP_SCAN_OFFLOAD_RSP:
2807 memcpy(wcn->hal_buf, buf, len);
2808 wcn->hal_rsp_len = len;
2809 complete(&wcn->hal_rsp_compl);
2810 break;
2811
2812 case WCN36XX_HAL_COEX_IND:
2813 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND:
2814 case WCN36XX_HAL_DEL_BA_IND:
2815 case WCN36XX_HAL_OTA_TX_COMPL_IND:
2816 case WCN36XX_HAL_MISSED_BEACON_IND:
2817 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND:
2818 case WCN36XX_HAL_PRINT_REG_INFO_IND:
2819 case WCN36XX_HAL_SCAN_OFFLOAD_IND:
2820 msg_ind = kmalloc(sizeof(*msg_ind) + len, GFP_ATOMIC);
2821 if (!msg_ind) {
2822 wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n",
2823 msg_header->msg_type);
2824 return -ENOMEM;
2825 }
2826
2827 msg_ind->msg_len = len;
2828 memcpy(msg_ind->msg, buf, len);
2829
2830 spin_lock(&wcn->hal_ind_lock);
2831 list_add_tail(&msg_ind->list, &wcn->hal_ind_queue);
2832 queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work);
2833 spin_unlock(&wcn->hal_ind_lock);
2834 wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n");
2835 break;
2836 default:
2837 wcn36xx_err("SMD_EVENT (%d) not supported\n",
2838 msg_header->msg_type);
2839 }
2840
2841 return 0;
2842 }
2843
wcn36xx_ind_smd_work(struct work_struct * work)2844 static void wcn36xx_ind_smd_work(struct work_struct *work)
2845 {
2846 struct wcn36xx *wcn =
2847 container_of(work, struct wcn36xx, hal_ind_work);
2848
2849 for (;;) {
2850 struct wcn36xx_hal_msg_header *msg_header;
2851 struct wcn36xx_hal_ind_msg *hal_ind_msg;
2852 unsigned long flags;
2853
2854 spin_lock_irqsave(&wcn->hal_ind_lock, flags);
2855
2856 if (list_empty(&wcn->hal_ind_queue)) {
2857 spin_unlock_irqrestore(&wcn->hal_ind_lock, flags);
2858 return;
2859 }
2860
2861 hal_ind_msg = list_first_entry(&wcn->hal_ind_queue,
2862 struct wcn36xx_hal_ind_msg,
2863 list);
2864 list_del(&hal_ind_msg->list);
2865 spin_unlock_irqrestore(&wcn->hal_ind_lock, flags);
2866
2867 msg_header = (struct wcn36xx_hal_msg_header *)hal_ind_msg->msg;
2868
2869 switch (msg_header->msg_type) {
2870 case WCN36XX_HAL_COEX_IND:
2871 case WCN36XX_HAL_DEL_BA_IND:
2872 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND:
2873 break;
2874 case WCN36XX_HAL_OTA_TX_COMPL_IND:
2875 wcn36xx_smd_tx_compl_ind(wcn,
2876 hal_ind_msg->msg,
2877 hal_ind_msg->msg_len);
2878 break;
2879 case WCN36XX_HAL_MISSED_BEACON_IND:
2880 wcn36xx_smd_missed_beacon_ind(wcn,
2881 hal_ind_msg->msg,
2882 hal_ind_msg->msg_len);
2883 break;
2884 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND:
2885 wcn36xx_smd_delete_sta_context_ind(wcn,
2886 hal_ind_msg->msg,
2887 hal_ind_msg->msg_len);
2888 break;
2889 case WCN36XX_HAL_PRINT_REG_INFO_IND:
2890 wcn36xx_smd_print_reg_info_ind(wcn,
2891 hal_ind_msg->msg,
2892 hal_ind_msg->msg_len);
2893 break;
2894 case WCN36XX_HAL_SCAN_OFFLOAD_IND:
2895 wcn36xx_smd_hw_scan_ind(wcn, hal_ind_msg->msg,
2896 hal_ind_msg->msg_len);
2897 break;
2898 default:
2899 wcn36xx_err("SMD_EVENT (%d) not supported\n",
2900 msg_header->msg_type);
2901 }
2902
2903 kfree(hal_ind_msg);
2904 }
2905 }
2906
wcn36xx_smd_open(struct wcn36xx * wcn)2907 int wcn36xx_smd_open(struct wcn36xx *wcn)
2908 {
2909 wcn->hal_ind_wq = create_freezable_workqueue("wcn36xx_smd_ind");
2910 if (!wcn->hal_ind_wq)
2911 return -ENOMEM;
2912
2913 INIT_WORK(&wcn->hal_ind_work, wcn36xx_ind_smd_work);
2914 INIT_LIST_HEAD(&wcn->hal_ind_queue);
2915 spin_lock_init(&wcn->hal_ind_lock);
2916
2917 return 0;
2918 }
2919
wcn36xx_smd_close(struct wcn36xx * wcn)2920 void wcn36xx_smd_close(struct wcn36xx *wcn)
2921 {
2922 struct wcn36xx_hal_ind_msg *msg, *tmp;
2923
2924 cancel_work_sync(&wcn->hal_ind_work);
2925 destroy_workqueue(wcn->hal_ind_wq);
2926
2927 list_for_each_entry_safe(msg, tmp, &wcn->hal_ind_queue, list)
2928 kfree(msg);
2929 }
2930