Commit | Line | Data |
---|---|---|
2f01a1f5 | 1 | /* |
80301cdc | 2 | * This file is part of wl1251 |
2f01a1f5 KV |
3 | * |
4 | * Copyright (C) 2009 Nokia Corporation | |
5 | * | |
2f01a1f5 KV |
6 | * This program is free software; you can redistribute it and/or |
7 | * modify it under the terms of the GNU General Public License | |
8 | * version 2 as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
18 | * 02110-1301 USA | |
19 | * | |
20 | */ | |
21 | ||
22 | #include <linux/kernel.h> | |
23 | #include <linux/module.h> | |
5a0e3ad6 | 24 | #include <linux/slab.h> |
2f01a1f5 | 25 | |
9bc6772e | 26 | #include "init.h" |
2f01a1f5 | 27 | #include "wl12xx_80211.h" |
9bc6772e KV |
28 | #include "acx.h" |
29 | #include "cmd.h" | |
30 | #include "reg.h" | |
2f01a1f5 | 31 | |
80301cdc | 32 | int wl1251_hw_init_hwenc_config(struct wl1251 *wl) |
2f01a1f5 KV |
33 | { |
34 | int ret; | |
35 | ||
80301cdc | 36 | ret = wl1251_acx_feature_cfg(wl); |
2f01a1f5 | 37 | if (ret < 0) { |
80301cdc | 38 | wl1251_warning("couldn't set feature config"); |
2f01a1f5 KV |
39 | return ret; |
40 | } | |
41 | ||
80301cdc | 42 | ret = wl1251_acx_default_key(wl, wl->default_key); |
2f01a1f5 | 43 | if (ret < 0) { |
80301cdc | 44 | wl1251_warning("couldn't set default key"); |
2f01a1f5 KV |
45 | return ret; |
46 | } | |
47 | ||
48 | return 0; | |
49 | } | |
50 | ||
80301cdc | 51 | int wl1251_hw_init_templates_config(struct wl1251 *wl) |
2f01a1f5 KV |
52 | { |
53 | int ret; | |
54 | u8 partial_vbm[PARTIAL_VBM_MAX]; | |
55 | ||
56 | /* send empty templates for fw memory reservation */ | |
80301cdc | 57 | ret = wl1251_cmd_template_set(wl, CMD_PROBE_REQ, NULL, |
2f01a1f5 KV |
58 | sizeof(struct wl12xx_probe_req_template)); |
59 | if (ret < 0) | |
60 | return ret; | |
61 | ||
80301cdc | 62 | ret = wl1251_cmd_template_set(wl, CMD_NULL_DATA, NULL, |
2f01a1f5 KV |
63 | sizeof(struct wl12xx_null_data_template)); |
64 | if (ret < 0) | |
65 | return ret; | |
66 | ||
80301cdc | 67 | ret = wl1251_cmd_template_set(wl, CMD_PS_POLL, NULL, |
2f01a1f5 KV |
68 | sizeof(struct wl12xx_ps_poll_template)); |
69 | if (ret < 0) | |
70 | return ret; | |
71 | ||
80301cdc | 72 | ret = wl1251_cmd_template_set(wl, CMD_QOS_NULL_DATA, NULL, |
2f01a1f5 KV |
73 | sizeof |
74 | (struct wl12xx_qos_null_data_template)); | |
75 | if (ret < 0) | |
76 | return ret; | |
77 | ||
80301cdc | 78 | ret = wl1251_cmd_template_set(wl, CMD_PROBE_RESP, NULL, |
2f01a1f5 KV |
79 | sizeof |
80 | (struct wl12xx_probe_resp_template)); | |
81 | if (ret < 0) | |
82 | return ret; | |
83 | ||
80301cdc | 84 | ret = wl1251_cmd_template_set(wl, CMD_BEACON, NULL, |
2f01a1f5 KV |
85 | sizeof |
86 | (struct wl12xx_beacon_template)); | |
87 | if (ret < 0) | |
88 | return ret; | |
89 | ||
90 | /* tim templates, first reserve space then allocate an empty one */ | |
91 | memset(partial_vbm, 0, PARTIAL_VBM_MAX); | |
80301cdc | 92 | ret = wl1251_cmd_vbm(wl, TIM_ELE_ID, partial_vbm, PARTIAL_VBM_MAX, 0); |
2f01a1f5 KV |
93 | if (ret < 0) |
94 | return ret; | |
95 | ||
80301cdc | 96 | ret = wl1251_cmd_vbm(wl, TIM_ELE_ID, partial_vbm, 1, 0); |
2f01a1f5 KV |
97 | if (ret < 0) |
98 | return ret; | |
99 | ||
100 | return 0; | |
101 | } | |
102 | ||
80301cdc | 103 | int wl1251_hw_init_rx_config(struct wl1251 *wl, u32 config, u32 filter) |
2f01a1f5 KV |
104 | { |
105 | int ret; | |
106 | ||
80301cdc | 107 | ret = wl1251_acx_rx_msdu_life_time(wl, RX_MSDU_LIFETIME_DEF); |
2f01a1f5 KV |
108 | if (ret < 0) |
109 | return ret; | |
110 | ||
80301cdc | 111 | ret = wl1251_acx_rx_config(wl, config, filter); |
2f01a1f5 KV |
112 | if (ret < 0) |
113 | return ret; | |
114 | ||
115 | return 0; | |
116 | } | |
117 | ||
80301cdc | 118 | int wl1251_hw_init_phy_config(struct wl1251 *wl) |
2f01a1f5 KV |
119 | { |
120 | int ret; | |
121 | ||
80301cdc | 122 | ret = wl1251_acx_pd_threshold(wl); |
2f01a1f5 KV |
123 | if (ret < 0) |
124 | return ret; | |
125 | ||
80301cdc | 126 | ret = wl1251_acx_slot(wl, DEFAULT_SLOT_TIME); |
2f01a1f5 KV |
127 | if (ret < 0) |
128 | return ret; | |
129 | ||
80301cdc | 130 | ret = wl1251_acx_group_address_tbl(wl); |
2f01a1f5 KV |
131 | if (ret < 0) |
132 | return ret; | |
133 | ||
80301cdc | 134 | ret = wl1251_acx_service_period_timeout(wl); |
2f01a1f5 KV |
135 | if (ret < 0) |
136 | return ret; | |
137 | ||
80301cdc | 138 | ret = wl1251_acx_rts_threshold(wl, RTS_THRESHOLD_DEF); |
2f01a1f5 KV |
139 | if (ret < 0) |
140 | return ret; | |
141 | ||
142 | return 0; | |
143 | } | |
144 | ||
80301cdc | 145 | int wl1251_hw_init_beacon_filter(struct wl1251 *wl) |
2f01a1f5 KV |
146 | { |
147 | int ret; | |
148 | ||
6b21a2cd JO |
149 | /* disable beacon filtering at this stage */ |
150 | ret = wl1251_acx_beacon_filter_opt(wl, false); | |
2f01a1f5 KV |
151 | if (ret < 0) |
152 | return ret; | |
153 | ||
80301cdc | 154 | ret = wl1251_acx_beacon_filter_table(wl); |
2f01a1f5 KV |
155 | if (ret < 0) |
156 | return ret; | |
157 | ||
158 | return 0; | |
159 | } | |
160 | ||
80301cdc | 161 | int wl1251_hw_init_pta(struct wl1251 *wl) |
2f01a1f5 KV |
162 | { |
163 | int ret; | |
164 | ||
80301cdc | 165 | ret = wl1251_acx_sg_enable(wl); |
2f01a1f5 KV |
166 | if (ret < 0) |
167 | return ret; | |
168 | ||
80301cdc | 169 | ret = wl1251_acx_sg_cfg(wl); |
2f01a1f5 KV |
170 | if (ret < 0) |
171 | return ret; | |
172 | ||
173 | return 0; | |
174 | } | |
175 | ||
80301cdc | 176 | int wl1251_hw_init_energy_detection(struct wl1251 *wl) |
2f01a1f5 KV |
177 | { |
178 | int ret; | |
179 | ||
80301cdc | 180 | ret = wl1251_acx_cca_threshold(wl); |
2f01a1f5 KV |
181 | if (ret < 0) |
182 | return ret; | |
183 | ||
184 | return 0; | |
185 | } | |
186 | ||
80301cdc | 187 | int wl1251_hw_init_beacon_broadcast(struct wl1251 *wl) |
2f01a1f5 KV |
188 | { |
189 | int ret; | |
190 | ||
80301cdc | 191 | ret = wl1251_acx_bcn_dtim_options(wl); |
2f01a1f5 KV |
192 | if (ret < 0) |
193 | return ret; | |
194 | ||
195 | return 0; | |
196 | } | |
197 | ||
80301cdc | 198 | int wl1251_hw_init_power_auth(struct wl1251 *wl) |
2f01a1f5 | 199 | { |
80301cdc | 200 | return wl1251_acx_sleep_auth(wl, WL1251_PSM_CAM); |
2f01a1f5 | 201 | } |
0e71bb08 KV |
202 | |
203 | int wl1251_hw_init_mem_config(struct wl1251 *wl) | |
204 | { | |
205 | int ret; | |
206 | ||
207 | ret = wl1251_acx_mem_cfg(wl); | |
208 | if (ret < 0) | |
209 | return ret; | |
210 | ||
211 | wl->target_mem_map = kzalloc(sizeof(struct wl1251_acx_mem_map), | |
212 | GFP_KERNEL); | |
213 | if (!wl->target_mem_map) { | |
214 | wl1251_error("couldn't allocate target memory map"); | |
215 | return -ENOMEM; | |
216 | } | |
217 | ||
218 | /* we now ask for the firmware built memory map */ | |
219 | ret = wl1251_acx_mem_map(wl, wl->target_mem_map, | |
220 | sizeof(struct wl1251_acx_mem_map)); | |
221 | if (ret < 0) { | |
222 | wl1251_error("couldn't retrieve firmware memory map"); | |
223 | kfree(wl->target_mem_map); | |
224 | wl->target_mem_map = NULL; | |
225 | return ret; | |
226 | } | |
227 | ||
228 | return 0; | |
229 | } | |
230 | ||
231 | static int wl1251_hw_init_txq_fill(u8 qid, | |
232 | struct acx_tx_queue_qos_config *config, | |
233 | u32 num_blocks) | |
234 | { | |
235 | config->qid = qid; | |
236 | ||
237 | switch (qid) { | |
238 | case QOS_AC_BE: | |
239 | config->high_threshold = | |
240 | (QOS_TX_HIGH_BE_DEF * num_blocks) / 100; | |
241 | config->low_threshold = | |
242 | (QOS_TX_LOW_BE_DEF * num_blocks) / 100; | |
243 | break; | |
244 | case QOS_AC_BK: | |
245 | config->high_threshold = | |
246 | (QOS_TX_HIGH_BK_DEF * num_blocks) / 100; | |
247 | config->low_threshold = | |
248 | (QOS_TX_LOW_BK_DEF * num_blocks) / 100; | |
249 | break; | |
250 | case QOS_AC_VI: | |
251 | config->high_threshold = | |
252 | (QOS_TX_HIGH_VI_DEF * num_blocks) / 100; | |
253 | config->low_threshold = | |
254 | (QOS_TX_LOW_VI_DEF * num_blocks) / 100; | |
255 | break; | |
256 | case QOS_AC_VO: | |
257 | config->high_threshold = | |
258 | (QOS_TX_HIGH_VO_DEF * num_blocks) / 100; | |
259 | config->low_threshold = | |
260 | (QOS_TX_LOW_VO_DEF * num_blocks) / 100; | |
261 | break; | |
262 | default: | |
263 | wl1251_error("Invalid TX queue id: %d", qid); | |
264 | return -EINVAL; | |
265 | } | |
266 | ||
267 | return 0; | |
268 | } | |
269 | ||
270 | static int wl1251_hw_init_tx_queue_config(struct wl1251 *wl) | |
271 | { | |
272 | struct acx_tx_queue_qos_config *config; | |
273 | struct wl1251_acx_mem_map *wl_mem_map = wl->target_mem_map; | |
274 | int ret, i; | |
275 | ||
276 | wl1251_debug(DEBUG_ACX, "acx tx queue config"); | |
277 | ||
278 | config = kzalloc(sizeof(*config), GFP_KERNEL); | |
279 | if (!config) { | |
280 | ret = -ENOMEM; | |
281 | goto out; | |
282 | } | |
283 | ||
284 | for (i = 0; i < MAX_NUM_OF_AC; i++) { | |
285 | ret = wl1251_hw_init_txq_fill(i, config, | |
286 | wl_mem_map->num_tx_mem_blocks); | |
287 | if (ret < 0) | |
288 | goto out; | |
289 | ||
290 | ret = wl1251_cmd_configure(wl, ACX_TX_QUEUE_CFG, | |
291 | config, sizeof(*config)); | |
292 | if (ret < 0) | |
293 | goto out; | |
294 | } | |
295 | ||
86dff7a7 KV |
296 | wl1251_acx_ac_cfg(wl, AC_BE, CWMIN_BE, CWMAX_BE, AIFS_DIFS, TXOP_BE); |
297 | wl1251_acx_ac_cfg(wl, AC_BK, CWMIN_BK, CWMAX_BK, AIFS_DIFS, TXOP_BK); | |
298 | wl1251_acx_ac_cfg(wl, AC_VI, CWMIN_VI, CWMAX_VI, AIFS_DIFS, TXOP_VI); | |
299 | wl1251_acx_ac_cfg(wl, AC_VO, CWMIN_VO, CWMAX_VO, AIFS_DIFS, TXOP_VO); | |
300 | ||
0e71bb08 KV |
301 | out: |
302 | kfree(config); | |
303 | return ret; | |
304 | } | |
305 | ||
306 | static int wl1251_hw_init_data_path_config(struct wl1251 *wl) | |
307 | { | |
308 | int ret; | |
309 | ||
310 | /* asking for the data path parameters */ | |
311 | wl->data_path = kzalloc(sizeof(struct acx_data_path_params_resp), | |
312 | GFP_KERNEL); | |
313 | if (!wl->data_path) { | |
314 | wl1251_error("Couldnt allocate data path parameters"); | |
315 | return -ENOMEM; | |
316 | } | |
317 | ||
318 | ret = wl1251_acx_data_path_params(wl, wl->data_path); | |
319 | if (ret < 0) { | |
320 | kfree(wl->data_path); | |
321 | wl->data_path = NULL; | |
322 | return ret; | |
323 | } | |
324 | ||
325 | return 0; | |
326 | } | |
327 | ||
328 | ||
329 | int wl1251_hw_init(struct wl1251 *wl) | |
330 | { | |
331 | struct wl1251_acx_mem_map *wl_mem_map; | |
332 | int ret; | |
333 | ||
334 | ret = wl1251_hw_init_hwenc_config(wl); | |
335 | if (ret < 0) | |
336 | return ret; | |
337 | ||
338 | /* Template settings */ | |
339 | ret = wl1251_hw_init_templates_config(wl); | |
340 | if (ret < 0) | |
341 | return ret; | |
342 | ||
343 | /* Default memory configuration */ | |
344 | ret = wl1251_hw_init_mem_config(wl); | |
345 | if (ret < 0) | |
346 | return ret; | |
347 | ||
348 | /* Default data path configuration */ | |
349 | ret = wl1251_hw_init_data_path_config(wl); | |
350 | if (ret < 0) | |
351 | goto out_free_memmap; | |
352 | ||
353 | /* RX config */ | |
354 | ret = wl1251_hw_init_rx_config(wl, | |
355 | RX_CFG_PROMISCUOUS | RX_CFG_TSF, | |
356 | RX_FILTER_OPTION_DEF); | |
357 | /* RX_CONFIG_OPTION_ANY_DST_ANY_BSS, | |
358 | RX_FILTER_OPTION_FILTER_ALL); */ | |
359 | if (ret < 0) | |
360 | goto out_free_data_path; | |
361 | ||
362 | /* TX queues config */ | |
363 | ret = wl1251_hw_init_tx_queue_config(wl); | |
364 | if (ret < 0) | |
365 | goto out_free_data_path; | |
366 | ||
367 | /* PHY layer config */ | |
368 | ret = wl1251_hw_init_phy_config(wl); | |
369 | if (ret < 0) | |
370 | goto out_free_data_path; | |
371 | ||
474c48c9 JO |
372 | /* Initialize connection monitoring thresholds */ |
373 | ret = wl1251_acx_conn_monit_params(wl); | |
374 | if (ret < 0) | |
375 | goto out_free_data_path; | |
376 | ||
0e71bb08 KV |
377 | /* Beacon filtering */ |
378 | ret = wl1251_hw_init_beacon_filter(wl); | |
379 | if (ret < 0) | |
380 | goto out_free_data_path; | |
381 | ||
382 | /* Bluetooth WLAN coexistence */ | |
383 | ret = wl1251_hw_init_pta(wl); | |
384 | if (ret < 0) | |
385 | goto out_free_data_path; | |
386 | ||
387 | /* Energy detection */ | |
388 | ret = wl1251_hw_init_energy_detection(wl); | |
389 | if (ret < 0) | |
390 | goto out_free_data_path; | |
391 | ||
392 | /* Beacons and boradcast settings */ | |
393 | ret = wl1251_hw_init_beacon_broadcast(wl); | |
394 | if (ret < 0) | |
395 | goto out_free_data_path; | |
396 | ||
397 | /* Enable data path */ | |
398 | ret = wl1251_cmd_data_path(wl, wl->channel, 1); | |
399 | if (ret < 0) | |
400 | goto out_free_data_path; | |
401 | ||
402 | /* Default power state */ | |
403 | ret = wl1251_hw_init_power_auth(wl); | |
404 | if (ret < 0) | |
405 | goto out_free_data_path; | |
406 | ||
407 | wl_mem_map = wl->target_mem_map; | |
408 | wl1251_info("%d tx blocks at 0x%x, %d rx blocks at 0x%x", | |
409 | wl_mem_map->num_tx_mem_blocks, | |
410 | wl->data_path->tx_control_addr, | |
411 | wl_mem_map->num_rx_mem_blocks, | |
412 | wl->data_path->rx_control_addr); | |
413 | ||
414 | return 0; | |
415 | ||
416 | out_free_data_path: | |
417 | kfree(wl->data_path); | |
418 | ||
419 | out_free_memmap: | |
420 | kfree(wl->target_mem_map); | |
421 | ||
422 | return ret; | |
423 | } |