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f5fc0f86 LC |
1 | /* |
2 | * This file is part of wl1271 | |
3 | * | |
4 | * Copyright (C) 2009 Nokia Corporation | |
5 | * | |
6 | * Contact: Luciano Coelho <luciano.coelho@nokia.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License | |
10 | * version 2 as published by the Free Software Foundation. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
20 | * 02110-1301 USA | |
21 | * | |
22 | */ | |
23 | ||
24 | #include <linux/kernel.h> | |
25 | #include <linux/module.h> | |
26 | ||
27 | #include "wl1271_init.h" | |
28 | #include "wl12xx_80211.h" | |
29 | #include "wl1271_acx.h" | |
30 | #include "wl1271_cmd.h" | |
31 | #include "wl1271_reg.h" | |
32 | ||
33 | static int wl1271_init_hwenc_config(struct wl1271 *wl) | |
34 | { | |
35 | int ret; | |
36 | ||
37 | ret = wl1271_acx_feature_cfg(wl); | |
38 | if (ret < 0) { | |
39 | wl1271_warning("couldn't set feature config"); | |
40 | return ret; | |
41 | } | |
42 | ||
43 | ret = wl1271_cmd_set_default_wep_key(wl, wl->default_key); | |
44 | if (ret < 0) { | |
45 | wl1271_warning("couldn't set default key"); | |
46 | return ret; | |
47 | } | |
48 | ||
49 | return 0; | |
50 | } | |
51 | ||
52 | static int wl1271_init_templates_config(struct wl1271 *wl) | |
53 | { | |
54 | int ret; | |
55 | ||
56 | /* send empty templates for fw memory reservation */ | |
57 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL, | |
58 | sizeof(struct wl12xx_probe_req_template)); | |
59 | if (ret < 0) | |
60 | return ret; | |
61 | ||
62 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, NULL, | |
63 | sizeof(struct wl12xx_null_data_template)); | |
64 | if (ret < 0) | |
65 | return ret; | |
66 | ||
67 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, NULL, | |
68 | sizeof(struct wl12xx_ps_poll_template)); | |
69 | if (ret < 0) | |
70 | return ret; | |
71 | ||
72 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, NULL, | |
73 | sizeof | |
74 | (struct wl12xx_qos_null_data_template)); | |
75 | if (ret < 0) | |
76 | return ret; | |
77 | ||
78 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PROBE_RESPONSE, NULL, | |
79 | sizeof | |
80 | (struct wl12xx_probe_resp_template)); | |
81 | if (ret < 0) | |
82 | return ret; | |
83 | ||
84 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON, NULL, | |
85 | sizeof | |
86 | (struct wl12xx_beacon_template)); | |
87 | if (ret < 0) | |
88 | return ret; | |
89 | ||
90 | return 0; | |
91 | } | |
92 | ||
93 | static int wl1271_init_rx_config(struct wl1271 *wl, u32 config, u32 filter) | |
94 | { | |
95 | int ret; | |
96 | ||
97 | ret = wl1271_acx_rx_msdu_life_time(wl, RX_MSDU_LIFETIME_DEF); | |
98 | if (ret < 0) | |
99 | return ret; | |
100 | ||
101 | ret = wl1271_acx_rx_config(wl, config, filter); | |
102 | if (ret < 0) | |
103 | return ret; | |
104 | ||
105 | return 0; | |
106 | } | |
107 | ||
108 | static int wl1271_init_phy_config(struct wl1271 *wl) | |
109 | { | |
110 | int ret; | |
111 | ||
112 | ret = wl1271_acx_pd_threshold(wl); | |
113 | if (ret < 0) | |
114 | return ret; | |
115 | ||
116 | ret = wl1271_acx_slot(wl, DEFAULT_SLOT_TIME); | |
117 | if (ret < 0) | |
118 | return ret; | |
119 | ||
120 | ret = wl1271_acx_group_address_tbl(wl); | |
121 | if (ret < 0) | |
122 | return ret; | |
123 | ||
124 | ret = wl1271_acx_service_period_timeout(wl); | |
125 | if (ret < 0) | |
126 | return ret; | |
127 | ||
128 | ret = wl1271_acx_rts_threshold(wl, RTS_THRESHOLD_DEF); | |
129 | if (ret < 0) | |
130 | return ret; | |
131 | ||
132 | return 0; | |
133 | } | |
134 | ||
135 | static int wl1271_init_beacon_filter(struct wl1271 *wl) | |
136 | { | |
137 | int ret; | |
138 | ||
139 | ret = wl1271_acx_beacon_filter_opt(wl); | |
140 | if (ret < 0) | |
141 | return ret; | |
142 | ||
143 | ret = wl1271_acx_beacon_filter_table(wl); | |
144 | if (ret < 0) | |
145 | return ret; | |
146 | ||
147 | return 0; | |
148 | } | |
149 | ||
150 | static int wl1271_init_pta(struct wl1271 *wl) | |
151 | { | |
152 | int ret; | |
153 | ||
154 | ret = wl1271_acx_sg_enable(wl); | |
155 | if (ret < 0) | |
156 | return ret; | |
157 | ||
158 | ret = wl1271_acx_sg_cfg(wl); | |
159 | if (ret < 0) | |
160 | return ret; | |
161 | ||
162 | return 0; | |
163 | } | |
164 | ||
165 | static int wl1271_init_energy_detection(struct wl1271 *wl) | |
166 | { | |
167 | int ret; | |
168 | ||
169 | ret = wl1271_acx_cca_threshold(wl); | |
170 | if (ret < 0) | |
171 | return ret; | |
172 | ||
173 | return 0; | |
174 | } | |
175 | ||
176 | static int wl1271_init_beacon_broadcast(struct wl1271 *wl) | |
177 | { | |
178 | int ret; | |
179 | ||
180 | ret = wl1271_acx_bcn_dtim_options(wl); | |
181 | if (ret < 0) | |
182 | return ret; | |
183 | ||
184 | return 0; | |
185 | } | |
186 | ||
187 | static int wl1271_init_general_parms(struct wl1271 *wl) | |
188 | { | |
189 | struct wl1271_general_parms *gen_parms; | |
190 | int ret; | |
191 | ||
192 | gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL); | |
193 | if (!gen_parms) | |
194 | return -ENOMEM; | |
195 | ||
196 | gen_parms->id = TEST_CMD_INI_FILE_GENERAL_PARAM; | |
197 | ||
198 | gen_parms->ref_clk = REF_CLK_38_4_E; | |
199 | /* FIXME: magic numbers */ | |
200 | gen_parms->settling_time = 5; | |
201 | gen_parms->clk_valid_on_wakeup = 0; | |
202 | gen_parms->dc2dcmode = 0; | |
203 | gen_parms->single_dual_band = 0; | |
204 | gen_parms->tx_bip_fem_autodetect = 1; | |
205 | gen_parms->tx_bip_fem_manufacturer = 1; | |
206 | gen_parms->settings = 1; | |
207 | ||
208 | ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), 0); | |
209 | if (ret < 0) { | |
210 | wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed"); | |
211 | return ret; | |
212 | } | |
213 | ||
214 | kfree(gen_parms); | |
215 | return 0; | |
216 | } | |
217 | ||
218 | static int wl1271_init_radio_parms(struct wl1271 *wl) | |
219 | { | |
220 | /* | |
221 | * FIXME: All these magic numbers should be moved to some place where | |
222 | * they can be configured (separate file?) | |
223 | */ | |
224 | ||
225 | struct wl1271_radio_parms *radio_parms; | |
226 | int ret; | |
227 | u8 compensation[] = { 0xec, 0xf6, 0x00, 0x0c, 0x18, 0xf8, 0xfc, 0x00, | |
228 | 0x08, 0x10, 0xf0, 0xf8, 0x00, 0x0a, 0x14 }; | |
229 | ||
230 | u8 tx_rate_limits_normal[] = { 0x1e, 0x1f, 0x22, 0x24, 0x28, 0x29 }; | |
231 | u8 tx_rate_limits_degraded[] = { 0x1b, 0x1c, 0x1e, 0x20, 0x24, 0x25 }; | |
232 | ||
233 | u8 tx_channel_limits_11b[] = { 0x22, 0x50, 0x50, 0x50, | |
234 | 0x50, 0x50, 0x50, 0x50, | |
235 | 0x50, 0x50, 0x22, 0x50, | |
236 | 0x22, 0x50 }; | |
237 | ||
238 | u8 tx_channel_limits_ofdm[] = { 0x20, 0x50, 0x50, 0x50, | |
239 | 0x50, 0x50, 0x50, 0x50, | |
240 | 0x50, 0x50, 0x20, 0x50, | |
241 | 0x20, 0x50 }; | |
242 | ||
243 | u8 tx_pdv_rate_offsets[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; | |
244 | ||
245 | u8 tx_ibias[] = { 0x1a, 0x1a, 0x1a, 0x1a, 0x1a, 0x27 }; | |
246 | ||
247 | radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL); | |
248 | if (!radio_parms) | |
249 | return -ENOMEM; | |
250 | ||
251 | radio_parms->id = TEST_CMD_INI_FILE_RADIO_PARAM; | |
252 | ||
253 | /* Static radio parameters */ | |
254 | radio_parms->rx_trace_loss = 10; | |
255 | radio_parms->tx_trace_loss = 10; | |
256 | memcpy(radio_parms->rx_rssi_and_proc_compens, compensation, | |
257 | sizeof(compensation)); | |
258 | ||
259 | /* We don't set the 5GHz -- N/A */ | |
260 | ||
261 | /* Dynamic radio parameters */ | |
262 | radio_parms->tx_ref_pd_voltage = cpu_to_le16(0x24e); | |
263 | radio_parms->tx_ref_power = 0x78; | |
264 | radio_parms->tx_offset_db = 0x0; | |
265 | ||
266 | memcpy(radio_parms->tx_rate_limits_normal, tx_rate_limits_normal, | |
267 | sizeof(tx_rate_limits_normal)); | |
268 | memcpy(radio_parms->tx_rate_limits_degraded, tx_rate_limits_degraded, | |
269 | sizeof(tx_rate_limits_degraded)); | |
270 | ||
271 | memcpy(radio_parms->tx_channel_limits_11b, tx_channel_limits_11b, | |
272 | sizeof(tx_channel_limits_11b)); | |
273 | memcpy(radio_parms->tx_channel_limits_ofdm, tx_channel_limits_ofdm, | |
274 | sizeof(tx_channel_limits_ofdm)); | |
275 | memcpy(radio_parms->tx_pdv_rate_offsets, tx_pdv_rate_offsets, | |
276 | sizeof(tx_pdv_rate_offsets)); | |
277 | memcpy(radio_parms->tx_ibias, tx_ibias, | |
278 | sizeof(tx_ibias)); | |
279 | ||
280 | radio_parms->rx_fem_insertion_loss = 0x14; | |
281 | ||
282 | ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0); | |
283 | if (ret < 0) | |
284 | wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed"); | |
285 | ||
286 | kfree(radio_parms); | |
287 | return ret; | |
288 | } | |
289 | ||
290 | int wl1271_hw_init(struct wl1271 *wl) | |
291 | { | |
292 | int ret; | |
293 | ||
294 | ret = wl1271_init_general_parms(wl); | |
295 | if (ret < 0) | |
296 | return ret; | |
297 | ||
298 | ret = wl1271_init_radio_parms(wl); | |
299 | if (ret < 0) | |
300 | return ret; | |
301 | ||
302 | /* Template settings */ | |
303 | ret = wl1271_init_templates_config(wl); | |
304 | if (ret < 0) | |
305 | return ret; | |
306 | ||
307 | /* Default memory configuration */ | |
308 | ret = wl1271_acx_init_mem_config(wl); | |
309 | if (ret < 0) | |
310 | return ret; | |
311 | ||
312 | /* RX config */ | |
313 | ret = wl1271_init_rx_config(wl, | |
314 | RX_CFG_PROMISCUOUS | RX_CFG_TSF, | |
315 | RX_FILTER_OPTION_DEF); | |
316 | /* RX_CONFIG_OPTION_ANY_DST_ANY_BSS, | |
317 | RX_FILTER_OPTION_FILTER_ALL); */ | |
318 | if (ret < 0) | |
319 | goto out_free_memmap; | |
320 | ||
321 | /* PHY layer config */ | |
322 | ret = wl1271_init_phy_config(wl); | |
323 | if (ret < 0) | |
324 | goto out_free_memmap; | |
325 | ||
326 | /* Beacon filtering */ | |
327 | ret = wl1271_init_beacon_filter(wl); | |
328 | if (ret < 0) | |
329 | goto out_free_memmap; | |
330 | ||
331 | /* Configure TX patch complete interrupt behavior */ | |
332 | ret = wl1271_acx_tx_config_options(wl); | |
333 | if (ret < 0) | |
334 | goto out_free_memmap; | |
335 | ||
336 | /* RX complete interrupt pacing */ | |
337 | ret = wl1271_acx_init_rx_interrupt(wl); | |
338 | if (ret < 0) | |
339 | goto out_free_memmap; | |
340 | ||
341 | /* Bluetooth WLAN coexistence */ | |
342 | ret = wl1271_init_pta(wl); | |
343 | if (ret < 0) | |
344 | goto out_free_memmap; | |
345 | ||
346 | /* Energy detection */ | |
347 | ret = wl1271_init_energy_detection(wl); | |
348 | if (ret < 0) | |
349 | goto out_free_memmap; | |
350 | ||
351 | /* Beacons and boradcast settings */ | |
352 | ret = wl1271_init_beacon_broadcast(wl); | |
353 | if (ret < 0) | |
354 | goto out_free_memmap; | |
355 | ||
356 | /* Default fragmentation threshold */ | |
357 | ret = wl1271_acx_frag_threshold(wl); | |
358 | if (ret < 0) | |
359 | goto out_free_memmap; | |
360 | ||
361 | /* Default TID configuration */ | |
362 | ret = wl1271_acx_tid_cfg(wl); | |
363 | if (ret < 0) | |
364 | goto out_free_memmap; | |
365 | ||
366 | /* Default AC configuration */ | |
367 | ret = wl1271_acx_ac_cfg(wl); | |
368 | if (ret < 0) | |
369 | goto out_free_memmap; | |
370 | ||
371 | /* Configure TX rate classes */ | |
372 | ret = wl1271_acx_rate_policies(wl); | |
373 | if (ret < 0) | |
374 | goto out_free_memmap; | |
375 | ||
376 | /* Enable data path */ | |
377 | ret = wl1271_cmd_data_path(wl, wl->channel, 1); | |
378 | if (ret < 0) | |
379 | goto out_free_memmap; | |
380 | ||
381 | /* Configure for ELP power saving */ | |
382 | ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP); | |
383 | if (ret < 0) | |
384 | goto out_free_memmap; | |
385 | ||
386 | /* Configure HW encryption */ | |
387 | ret = wl1271_init_hwenc_config(wl); | |
388 | if (ret < 0) | |
389 | goto out_free_memmap; | |
390 | ||
391 | return 0; | |
392 | ||
393 | out_free_memmap: | |
394 | kfree(wl->target_mem_map); | |
395 | ||
396 | return ret; | |
397 | } |