2 * This file is part of wl1251
4 * Copyright (C) 2009 Nokia Corporation
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.
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.
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
22 #include <linux/kernel.h>
23 #include <linux/module.h>
24 #include <linux/slab.h>
27 #include "wl12xx_80211.h"
32 int wl1251_hw_init_hwenc_config(struct wl1251 *wl)
36 ret = wl1251_acx_feature_cfg(wl, 0);
38 wl1251_warning("couldn't set feature config");
42 ret = wl1251_acx_default_key(wl, wl->default_key);
44 wl1251_warning("couldn't set default key");
51 int wl1251_hw_init_templates_config(struct wl1251 *wl)
54 u8 partial_vbm[PARTIAL_VBM_MAX];
56 /* send empty templates for fw memory reservation */
57 ret = wl1251_cmd_template_set(wl, CMD_PROBE_REQ, NULL,
58 sizeof(struct wl12xx_probe_req_template));
62 ret = wl1251_cmd_template_set(wl, CMD_NULL_DATA, NULL,
63 sizeof(struct wl12xx_null_data_template));
67 ret = wl1251_cmd_template_set(wl, CMD_PS_POLL, NULL,
68 sizeof(struct wl12xx_ps_poll_template));
72 ret = wl1251_cmd_template_set(wl, CMD_QOS_NULL_DATA, NULL,
74 (struct wl12xx_qos_null_data_template));
78 ret = wl1251_cmd_template_set(wl, CMD_PROBE_RESP, NULL,
80 (struct wl12xx_probe_resp_template));
84 ret = wl1251_cmd_template_set(wl, CMD_BEACON, NULL,
86 (struct wl12xx_beacon_template));
90 /* tim templates, first reserve space then allocate an empty one */
91 memset(partial_vbm, 0, PARTIAL_VBM_MAX);
92 ret = wl1251_cmd_vbm(wl, TIM_ELE_ID, partial_vbm, PARTIAL_VBM_MAX, 0);
96 ret = wl1251_cmd_vbm(wl, TIM_ELE_ID, partial_vbm, 1, 0);
103 int wl1251_hw_init_rx_config(struct wl1251 *wl, u32 config, u32 filter)
107 ret = wl1251_acx_rx_msdu_life_time(wl, RX_MSDU_LIFETIME_DEF);
111 ret = wl1251_acx_rx_config(wl, config, filter);
118 int wl1251_hw_init_phy_config(struct wl1251 *wl)
122 ret = wl1251_acx_pd_threshold(wl);
126 ret = wl1251_acx_slot(wl, DEFAULT_SLOT_TIME);
130 ret = wl1251_acx_group_address_tbl(wl, true, NULL, 0);
134 ret = wl1251_acx_service_period_timeout(wl);
138 ret = wl1251_acx_rts_threshold(wl, RTS_THRESHOLD_DEF);
145 int wl1251_hw_init_beacon_filter(struct wl1251 *wl)
149 /* disable beacon filtering at this stage */
150 ret = wl1251_acx_beacon_filter_opt(wl, false);
154 ret = wl1251_acx_beacon_filter_table(wl);
161 int wl1251_hw_init_pta(struct wl1251 *wl)
165 ret = wl1251_acx_sg_enable(wl);
169 ret = wl1251_acx_sg_cfg(wl);
176 int wl1251_hw_init_energy_detection(struct wl1251 *wl)
180 ret = wl1251_acx_cca_threshold(wl);
187 int wl1251_hw_init_beacon_broadcast(struct wl1251 *wl)
191 ret = wl1251_acx_bcn_dtim_options(wl);
198 int wl1251_hw_init_power_auth(struct wl1251 *wl)
200 return wl1251_acx_sleep_auth(wl, WL1251_PSM_CAM);
203 int wl1251_hw_init_mem_config(struct wl1251 *wl)
207 ret = wl1251_acx_mem_cfg(wl);
211 wl->target_mem_map = kzalloc(sizeof(struct wl1251_acx_mem_map),
213 if (!wl->target_mem_map) {
214 wl1251_error("couldn't allocate target memory map");
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));
222 wl1251_error("couldn't retrieve firmware memory map");
223 kfree(wl->target_mem_map);
224 wl->target_mem_map = NULL;
231 static int wl1251_hw_init_txq_fill(u8 qid,
232 struct acx_tx_queue_qos_config *config,
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;
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;
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;
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;
263 wl1251_error("Invalid TX queue id: %d", qid);
270 static int wl1251_hw_init_tx_queue_config(struct wl1251 *wl)
272 struct acx_tx_queue_qos_config *config;
273 struct wl1251_acx_mem_map *wl_mem_map = wl->target_mem_map;
276 wl1251_debug(DEBUG_ACX, "acx tx queue config");
278 config = kzalloc(sizeof(*config), GFP_KERNEL);
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);
290 ret = wl1251_cmd_configure(wl, ACX_TX_QUEUE_CFG,
291 config, sizeof(*config));
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);
306 static int wl1251_hw_init_data_path_config(struct wl1251 *wl)
310 /* asking for the data path parameters */
311 wl->data_path = kzalloc(sizeof(struct acx_data_path_params_resp),
313 if (!wl->data_path) {
314 wl1251_error("Couldnt allocate data path parameters");
318 ret = wl1251_acx_data_path_params(wl, wl->data_path);
320 kfree(wl->data_path);
321 wl->data_path = NULL;
329 int wl1251_hw_init(struct wl1251 *wl)
331 struct wl1251_acx_mem_map *wl_mem_map;
334 ret = wl1251_hw_init_hwenc_config(wl);
338 /* Template settings */
339 ret = wl1251_hw_init_templates_config(wl);
343 /* Default memory configuration */
344 ret = wl1251_hw_init_mem_config(wl);
348 /* Default data path configuration */
349 ret = wl1251_hw_init_data_path_config(wl);
351 goto out_free_memmap;
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); */
360 goto out_free_data_path;
362 /* TX queues config */
363 ret = wl1251_hw_init_tx_queue_config(wl);
365 goto out_free_data_path;
367 /* PHY layer config */
368 ret = wl1251_hw_init_phy_config(wl);
370 goto out_free_data_path;
372 /* Initialize connection monitoring thresholds */
373 ret = wl1251_acx_conn_monit_params(wl);
375 goto out_free_data_path;
377 /* Beacon filtering */
378 ret = wl1251_hw_init_beacon_filter(wl);
380 goto out_free_data_path;
382 /* Bluetooth WLAN coexistence */
383 ret = wl1251_hw_init_pta(wl);
385 goto out_free_data_path;
387 /* Energy detection */
388 ret = wl1251_hw_init_energy_detection(wl);
390 goto out_free_data_path;
392 /* Beacons and boradcast settings */
393 ret = wl1251_hw_init_beacon_broadcast(wl);
395 goto out_free_data_path;
397 /* Enable rx data path */
398 ret = wl1251_cmd_data_path_rx(wl, wl->channel, 1);
400 goto out_free_data_path;
402 /* Enable tx data path */
403 ret = wl1251_cmd_data_path_tx(wl, wl->channel, 1);
405 goto out_free_data_path;
407 /* Default power state */
408 ret = wl1251_hw_init_power_auth(wl);
410 goto out_free_data_path;
412 wl_mem_map = wl->target_mem_map;
413 wl1251_info("%d tx blocks at 0x%x, %d rx blocks at 0x%x",
414 wl_mem_map->num_tx_mem_blocks,
415 wl->data_path->tx_control_addr,
416 wl_mem_map->num_rx_mem_blocks,
417 wl->data_path->rx_control_addr);
422 kfree(wl->data_path);
425 kfree(wl->target_mem_map);