/* * This file is part of wl1251 * * Copyright (C) 2009 Nokia Corporation * * Contact: Kalle Valo * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA * */ #include #include #include "wl1251_init.h" #include "wl12xx_80211.h" #include "wl1251_acx.h" #include "wl1251_cmd.h" #include "wl1251_reg.h" int wl1251_hw_init_hwenc_config(struct wl1251 *wl) { int ret; ret = wl1251_acx_feature_cfg(wl); if (ret < 0) { wl1251_warning("couldn't set feature config"); return ret; } ret = wl1251_acx_default_key(wl, wl->default_key); if (ret < 0) { wl1251_warning("couldn't set default key"); return ret; } return 0; } int wl1251_hw_init_templates_config(struct wl1251 *wl) { int ret; u8 partial_vbm[PARTIAL_VBM_MAX]; /* send empty templates for fw memory reservation */ ret = wl1251_cmd_template_set(wl, CMD_PROBE_REQ, NULL, sizeof(struct wl12xx_probe_req_template)); if (ret < 0) return ret; ret = wl1251_cmd_template_set(wl, CMD_NULL_DATA, NULL, sizeof(struct wl12xx_null_data_template)); if (ret < 0) return ret; ret = wl1251_cmd_template_set(wl, CMD_PS_POLL, NULL, sizeof(struct wl12xx_ps_poll_template)); if (ret < 0) return ret; ret = wl1251_cmd_template_set(wl, CMD_QOS_NULL_DATA, NULL, sizeof (struct wl12xx_qos_null_data_template)); if (ret < 0) return ret; ret = wl1251_cmd_template_set(wl, CMD_PROBE_RESP, NULL, sizeof (struct wl12xx_probe_resp_template)); if (ret < 0) return ret; ret = wl1251_cmd_template_set(wl, CMD_BEACON, NULL, sizeof (struct wl12xx_beacon_template)); if (ret < 0) return ret; /* tim templates, first reserve space then allocate an empty one */ memset(partial_vbm, 0, PARTIAL_VBM_MAX); ret = wl1251_cmd_vbm(wl, TIM_ELE_ID, partial_vbm, PARTIAL_VBM_MAX, 0); if (ret < 0) return ret; ret = wl1251_cmd_vbm(wl, TIM_ELE_ID, partial_vbm, 1, 0); if (ret < 0) return ret; return 0; } int wl1251_hw_init_rx_config(struct wl1251 *wl, u32 config, u32 filter) { int ret; ret = wl1251_acx_rx_msdu_life_time(wl, RX_MSDU_LIFETIME_DEF); if (ret < 0) return ret; ret = wl1251_acx_rx_config(wl, config, filter); if (ret < 0) return ret; return 0; } int wl1251_hw_init_phy_config(struct wl1251 *wl) { int ret; ret = wl1251_acx_pd_threshold(wl); if (ret < 0) return ret; ret = wl1251_acx_slot(wl, DEFAULT_SLOT_TIME); if (ret < 0) return ret; ret = wl1251_acx_group_address_tbl(wl); if (ret < 0) return ret; ret = wl1251_acx_service_period_timeout(wl); if (ret < 0) return ret; ret = wl1251_acx_rts_threshold(wl, RTS_THRESHOLD_DEF); if (ret < 0) return ret; return 0; } int wl1251_hw_init_beacon_filter(struct wl1251 *wl) { int ret; /* disable beacon filtering at this stage */ ret = wl1251_acx_beacon_filter_opt(wl, false); if (ret < 0) return ret; ret = wl1251_acx_beacon_filter_table(wl); if (ret < 0) return ret; return 0; } int wl1251_hw_init_pta(struct wl1251 *wl) { int ret; ret = wl1251_acx_sg_enable(wl); if (ret < 0) return ret; ret = wl1251_acx_sg_cfg(wl); if (ret < 0) return ret; return 0; } int wl1251_hw_init_energy_detection(struct wl1251 *wl) { int ret; ret = wl1251_acx_cca_threshold(wl); if (ret < 0) return ret; return 0; } int wl1251_hw_init_beacon_broadcast(struct wl1251 *wl) { int ret; ret = wl1251_acx_bcn_dtim_options(wl); if (ret < 0) return ret; return 0; } int wl1251_hw_init_power_auth(struct wl1251 *wl) { return wl1251_acx_sleep_auth(wl, WL1251_PSM_CAM); } int wl1251_hw_init_mem_config(struct wl1251 *wl) { int ret; ret = wl1251_acx_mem_cfg(wl); if (ret < 0) return ret; wl->target_mem_map = kzalloc(sizeof(struct wl1251_acx_mem_map), GFP_KERNEL); if (!wl->target_mem_map) { wl1251_error("couldn't allocate target memory map"); return -ENOMEM; } /* we now ask for the firmware built memory map */ ret = wl1251_acx_mem_map(wl, wl->target_mem_map, sizeof(struct wl1251_acx_mem_map)); if (ret < 0) { wl1251_error("couldn't retrieve firmware memory map"); kfree(wl->target_mem_map); wl->target_mem_map = NULL; return ret; } return 0; } static int wl1251_hw_init_txq_fill(u8 qid, struct acx_tx_queue_qos_config *config, u32 num_blocks) { config->qid = qid; switch (qid) { case QOS_AC_BE: config->high_threshold = (QOS_TX_HIGH_BE_DEF * num_blocks) / 100; config->low_threshold = (QOS_TX_LOW_BE_DEF * num_blocks) / 100; break; case QOS_AC_BK: config->high_threshold = (QOS_TX_HIGH_BK_DEF * num_blocks) / 100; config->low_threshold = (QOS_TX_LOW_BK_DEF * num_blocks) / 100; break; case QOS_AC_VI: config->high_threshold = (QOS_TX_HIGH_VI_DEF * num_blocks) / 100; config->low_threshold = (QOS_TX_LOW_VI_DEF * num_blocks) / 100; break; case QOS_AC_VO: config->high_threshold = (QOS_TX_HIGH_VO_DEF * num_blocks) / 100; config->low_threshold = (QOS_TX_LOW_VO_DEF * num_blocks) / 100; break; default: wl1251_error("Invalid TX queue id: %d", qid); return -EINVAL; } return 0; } static int wl1251_hw_init_tx_queue_config(struct wl1251 *wl) { struct acx_tx_queue_qos_config *config; struct wl1251_acx_mem_map *wl_mem_map = wl->target_mem_map; int ret, i; wl1251_debug(DEBUG_ACX, "acx tx queue config"); config = kzalloc(sizeof(*config), GFP_KERNEL); if (!config) { ret = -ENOMEM; goto out; } for (i = 0; i < MAX_NUM_OF_AC; i++) { ret = wl1251_hw_init_txq_fill(i, config, wl_mem_map->num_tx_mem_blocks); if (ret < 0) goto out; ret = wl1251_cmd_configure(wl, ACX_TX_QUEUE_CFG, config, sizeof(*config)); if (ret < 0) goto out; } out: kfree(config); return ret; } static int wl1251_hw_init_data_path_config(struct wl1251 *wl) { int ret; /* asking for the data path parameters */ wl->data_path = kzalloc(sizeof(struct acx_data_path_params_resp), GFP_KERNEL); if (!wl->data_path) { wl1251_error("Couldnt allocate data path parameters"); return -ENOMEM; } ret = wl1251_acx_data_path_params(wl, wl->data_path); if (ret < 0) { kfree(wl->data_path); wl->data_path = NULL; return ret; } return 0; } int wl1251_hw_init(struct wl1251 *wl) { struct wl1251_acx_mem_map *wl_mem_map; int ret; ret = wl1251_hw_init_hwenc_config(wl); if (ret < 0) return ret; /* Template settings */ ret = wl1251_hw_init_templates_config(wl); if (ret < 0) return ret; /* Default memory configuration */ ret = wl1251_hw_init_mem_config(wl); if (ret < 0) return ret; /* Default data path configuration */ ret = wl1251_hw_init_data_path_config(wl); if (ret < 0) goto out_free_memmap; /* RX config */ ret = wl1251_hw_init_rx_config(wl, RX_CFG_PROMISCUOUS | RX_CFG_TSF, RX_FILTER_OPTION_DEF); /* RX_CONFIG_OPTION_ANY_DST_ANY_BSS, RX_FILTER_OPTION_FILTER_ALL); */ if (ret < 0) goto out_free_data_path; /* TX queues config */ ret = wl1251_hw_init_tx_queue_config(wl); if (ret < 0) goto out_free_data_path; /* PHY layer config */ ret = wl1251_hw_init_phy_config(wl); if (ret < 0) goto out_free_data_path; /* Initialize connection monitoring thresholds */ ret = wl1251_acx_conn_monit_params(wl); if (ret < 0) goto out_free_data_path; /* Beacon filtering */ ret = wl1251_hw_init_beacon_filter(wl); if (ret < 0) goto out_free_data_path; /* Bluetooth WLAN coexistence */ ret = wl1251_hw_init_pta(wl); if (ret < 0) goto out_free_data_path; /* Energy detection */ ret = wl1251_hw_init_energy_detection(wl); if (ret < 0) goto out_free_data_path; /* Beacons and boradcast settings */ ret = wl1251_hw_init_beacon_broadcast(wl); if (ret < 0) goto out_free_data_path; /* Enable data path */ ret = wl1251_cmd_data_path(wl, wl->channel, 1); if (ret < 0) goto out_free_data_path; /* Default power state */ ret = wl1251_hw_init_power_auth(wl); if (ret < 0) goto out_free_data_path; wl_mem_map = wl->target_mem_map; wl1251_info("%d tx blocks at 0x%x, %d rx blocks at 0x%x", wl_mem_map->num_tx_mem_blocks, wl->data_path->tx_control_addr, wl_mem_map->num_rx_mem_blocks, wl->data_path->rx_control_addr); return 0; out_free_data_path: kfree(wl->data_path); out_free_memmap: kfree(wl->target_mem_map); return ret; }