2 * This file is part of wl1251
4 * Copyright (C) 2009 Nokia Corporation
6 * Contact: Kalle Valo <kalle.valo@nokia.com>
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.
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.
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
24 #include <linux/kernel.h>
25 #include <linux/module.h>
26 #include <linux/slab.h>
28 #include "wl1251_init.h"
29 #include "wl12xx_80211.h"
30 #include "wl1251_acx.h"
31 #include "wl1251_cmd.h"
32 #include "wl1251_reg.h"
34 int wl1251_hw_init_hwenc_config(struct wl1251 *wl)
38 ret = wl1251_acx_feature_cfg(wl);
40 wl1251_warning("couldn't set feature config");
44 ret = wl1251_acx_default_key(wl, wl->default_key);
46 wl1251_warning("couldn't set default key");
53 int wl1251_hw_init_templates_config(struct wl1251 *wl)
56 u8 partial_vbm[PARTIAL_VBM_MAX];
58 /* send empty templates for fw memory reservation */
59 ret = wl1251_cmd_template_set(wl, CMD_PROBE_REQ, NULL,
60 sizeof(struct wl12xx_probe_req_template));
64 ret = wl1251_cmd_template_set(wl, CMD_NULL_DATA, NULL,
65 sizeof(struct wl12xx_null_data_template));
69 ret = wl1251_cmd_template_set(wl, CMD_PS_POLL, NULL,
70 sizeof(struct wl12xx_ps_poll_template));
74 ret = wl1251_cmd_template_set(wl, CMD_QOS_NULL_DATA, NULL,
76 (struct wl12xx_qos_null_data_template));
80 ret = wl1251_cmd_template_set(wl, CMD_PROBE_RESP, NULL,
82 (struct wl12xx_probe_resp_template));
86 ret = wl1251_cmd_template_set(wl, CMD_BEACON, NULL,
88 (struct wl12xx_beacon_template));
92 /* tim templates, first reserve space then allocate an empty one */
93 memset(partial_vbm, 0, PARTIAL_VBM_MAX);
94 ret = wl1251_cmd_vbm(wl, TIM_ELE_ID, partial_vbm, PARTIAL_VBM_MAX, 0);
98 ret = wl1251_cmd_vbm(wl, TIM_ELE_ID, partial_vbm, 1, 0);
105 int wl1251_hw_init_rx_config(struct wl1251 *wl, u32 config, u32 filter)
109 ret = wl1251_acx_rx_msdu_life_time(wl, RX_MSDU_LIFETIME_DEF);
113 ret = wl1251_acx_rx_config(wl, config, filter);
120 int wl1251_hw_init_phy_config(struct wl1251 *wl)
124 ret = wl1251_acx_pd_threshold(wl);
128 ret = wl1251_acx_slot(wl, DEFAULT_SLOT_TIME);
132 ret = wl1251_acx_group_address_tbl(wl);
136 ret = wl1251_acx_service_period_timeout(wl);
140 ret = wl1251_acx_rts_threshold(wl, RTS_THRESHOLD_DEF);
147 int wl1251_hw_init_beacon_filter(struct wl1251 *wl)
151 /* disable beacon filtering at this stage */
152 ret = wl1251_acx_beacon_filter_opt(wl, false);
156 ret = wl1251_acx_beacon_filter_table(wl);
163 int wl1251_hw_init_pta(struct wl1251 *wl)
167 ret = wl1251_acx_sg_enable(wl);
171 ret = wl1251_acx_sg_cfg(wl);
178 int wl1251_hw_init_energy_detection(struct wl1251 *wl)
182 ret = wl1251_acx_cca_threshold(wl);
189 int wl1251_hw_init_beacon_broadcast(struct wl1251 *wl)
193 ret = wl1251_acx_bcn_dtim_options(wl);
200 int wl1251_hw_init_power_auth(struct wl1251 *wl)
202 return wl1251_acx_sleep_auth(wl, WL1251_PSM_CAM);
205 int wl1251_hw_init_mem_config(struct wl1251 *wl)
209 ret = wl1251_acx_mem_cfg(wl);
213 wl->target_mem_map = kzalloc(sizeof(struct wl1251_acx_mem_map),
215 if (!wl->target_mem_map) {
216 wl1251_error("couldn't allocate target memory map");
220 /* we now ask for the firmware built memory map */
221 ret = wl1251_acx_mem_map(wl, wl->target_mem_map,
222 sizeof(struct wl1251_acx_mem_map));
224 wl1251_error("couldn't retrieve firmware memory map");
225 kfree(wl->target_mem_map);
226 wl->target_mem_map = NULL;
233 static int wl1251_hw_init_txq_fill(u8 qid,
234 struct acx_tx_queue_qos_config *config,
241 config->high_threshold =
242 (QOS_TX_HIGH_BE_DEF * num_blocks) / 100;
243 config->low_threshold =
244 (QOS_TX_LOW_BE_DEF * num_blocks) / 100;
247 config->high_threshold =
248 (QOS_TX_HIGH_BK_DEF * num_blocks) / 100;
249 config->low_threshold =
250 (QOS_TX_LOW_BK_DEF * num_blocks) / 100;
253 config->high_threshold =
254 (QOS_TX_HIGH_VI_DEF * num_blocks) / 100;
255 config->low_threshold =
256 (QOS_TX_LOW_VI_DEF * num_blocks) / 100;
259 config->high_threshold =
260 (QOS_TX_HIGH_VO_DEF * num_blocks) / 100;
261 config->low_threshold =
262 (QOS_TX_LOW_VO_DEF * num_blocks) / 100;
265 wl1251_error("Invalid TX queue id: %d", qid);
272 static int wl1251_hw_init_tx_queue_config(struct wl1251 *wl)
274 struct acx_tx_queue_qos_config *config;
275 struct wl1251_acx_mem_map *wl_mem_map = wl->target_mem_map;
278 wl1251_debug(DEBUG_ACX, "acx tx queue config");
280 config = kzalloc(sizeof(*config), GFP_KERNEL);
286 for (i = 0; i < MAX_NUM_OF_AC; i++) {
287 ret = wl1251_hw_init_txq_fill(i, config,
288 wl_mem_map->num_tx_mem_blocks);
292 ret = wl1251_cmd_configure(wl, ACX_TX_QUEUE_CFG,
293 config, sizeof(*config));
298 wl1251_acx_ac_cfg(wl, AC_BE, CWMIN_BE, CWMAX_BE, AIFS_DIFS, TXOP_BE);
299 wl1251_acx_ac_cfg(wl, AC_BK, CWMIN_BK, CWMAX_BK, AIFS_DIFS, TXOP_BK);
300 wl1251_acx_ac_cfg(wl, AC_VI, CWMIN_VI, CWMAX_VI, AIFS_DIFS, TXOP_VI);
301 wl1251_acx_ac_cfg(wl, AC_VO, CWMIN_VO, CWMAX_VO, AIFS_DIFS, TXOP_VO);
308 static int wl1251_hw_init_data_path_config(struct wl1251 *wl)
312 /* asking for the data path parameters */
313 wl->data_path = kzalloc(sizeof(struct acx_data_path_params_resp),
315 if (!wl->data_path) {
316 wl1251_error("Couldnt allocate data path parameters");
320 ret = wl1251_acx_data_path_params(wl, wl->data_path);
322 kfree(wl->data_path);
323 wl->data_path = NULL;
331 int wl1251_hw_init(struct wl1251 *wl)
333 struct wl1251_acx_mem_map *wl_mem_map;
336 ret = wl1251_hw_init_hwenc_config(wl);
340 /* Template settings */
341 ret = wl1251_hw_init_templates_config(wl);
345 /* Default memory configuration */
346 ret = wl1251_hw_init_mem_config(wl);
350 /* Default data path configuration */
351 ret = wl1251_hw_init_data_path_config(wl);
353 goto out_free_memmap;
356 ret = wl1251_hw_init_rx_config(wl,
357 RX_CFG_PROMISCUOUS | RX_CFG_TSF,
358 RX_FILTER_OPTION_DEF);
359 /* RX_CONFIG_OPTION_ANY_DST_ANY_BSS,
360 RX_FILTER_OPTION_FILTER_ALL); */
362 goto out_free_data_path;
364 /* TX queues config */
365 ret = wl1251_hw_init_tx_queue_config(wl);
367 goto out_free_data_path;
369 /* PHY layer config */
370 ret = wl1251_hw_init_phy_config(wl);
372 goto out_free_data_path;
374 /* Initialize connection monitoring thresholds */
375 ret = wl1251_acx_conn_monit_params(wl);
377 goto out_free_data_path;
379 /* Beacon filtering */
380 ret = wl1251_hw_init_beacon_filter(wl);
382 goto out_free_data_path;
384 /* Bluetooth WLAN coexistence */
385 ret = wl1251_hw_init_pta(wl);
387 goto out_free_data_path;
389 /* Energy detection */
390 ret = wl1251_hw_init_energy_detection(wl);
392 goto out_free_data_path;
394 /* Beacons and boradcast settings */
395 ret = wl1251_hw_init_beacon_broadcast(wl);
397 goto out_free_data_path;
399 /* Enable data path */
400 ret = wl1251_cmd_data_path(wl, wl->channel, 1);
402 goto out_free_data_path;
404 /* Default power state */
405 ret = wl1251_hw_init_power_auth(wl);
407 goto out_free_data_path;
409 wl_mem_map = wl->target_mem_map;
410 wl1251_info("%d tx blocks at 0x%x, %d rx blocks at 0x%x",
411 wl_mem_map->num_tx_mem_blocks,
412 wl->data_path->tx_control_addr,
413 wl_mem_map->num_rx_mem_blocks,
414 wl->data_path->rx_control_addr);
419 kfree(wl->data_path);
422 kfree(wl->target_mem_map);