diff options
| -rw-r--r-- | drivers/net/wireless/ti/wl12xx/Makefile | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl12xx/main.c | 11 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl12xx/scan.c | 500 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl12xx/scan.h | 138 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl18xx/Makefile | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl18xx/main.c | 13 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl18xx/scan.c | 320 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl18xx/scan.h | 120 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/cmd.c | 12 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/cmd.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/event.c | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/init.c | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/main.c | 15 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/scan.c | 513 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/scan.h | 127 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/tx.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/wlcore.h | 13 |
17 files changed, 1209 insertions, 598 deletions
diff --git a/drivers/net/wireless/ti/wl12xx/Makefile b/drivers/net/wireless/ti/wl12xx/Makefile index da509aa7d009..8d9afd238adc 100644 --- a/drivers/net/wireless/ti/wl12xx/Makefile +++ b/drivers/net/wireless/ti/wl12xx/Makefile @@ -1,3 +1,3 @@ -wl12xx-objs = main.o cmd.o acx.o debugfs.o +wl12xx-objs = main.o cmd.o acx.o debugfs.o scan.o obj-$(CONFIG_WL12XX) += wl12xx.o diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c index 6c9fba486795..ada7031777cc 100644 --- a/drivers/net/wireless/ti/wl12xx/main.c +++ b/drivers/net/wireless/ti/wl12xx/main.c @@ -38,6 +38,7 @@ #include "reg.h" #include "cmd.h" #include "acx.h" +#include "scan.h" #include "debugfs.h" static char *fref_param; @@ -698,6 +699,11 @@ static int wl12xx_identify_chip(struct wl1271 *wl) goto out; } + /* common settings */ + wl->scan_templ_id_2_4 = CMD_TEMPL_APP_PROBE_REQ_2_4_LEGACY; + wl->scan_templ_id_5 = CMD_TEMPL_APP_PROBE_REQ_5_LEGACY; + wl->sched_scan_templ_id_2_4 = CMD_TEMPL_CFG_PROBE_REQ_2_4; + wl->sched_scan_templ_id_5 = CMD_TEMPL_CFG_PROBE_REQ_5; out: return ret; } @@ -1618,6 +1624,11 @@ static struct wlcore_ops wl12xx_ops = { .set_rx_csum = NULL, .ap_get_mimo_wide_rate_mask = NULL, .debugfs_init = wl12xx_debugfs_add_files, + .scan_start = wl12xx_scan_start, + .scan_stop = wl12xx_scan_stop, + .scan_completed = wl12xx_scan_completed, + .sched_scan_start = wl12xx_sched_scan_start, + .sched_scan_stop = wl12xx_scan_sched_scan_stop, .get_spare_blocks = wl12xx_get_spare_blocks, .set_key = wl12xx_set_key, .pre_pkt_send = NULL, diff --git a/drivers/net/wireless/ti/wl12xx/scan.c b/drivers/net/wireless/ti/wl12xx/scan.c new file mode 100644 index 000000000000..a99e8764162d --- /dev/null +++ b/drivers/net/wireless/ti/wl12xx/scan.c @@ -0,0 +1,500 @@ +/* + * This file is part of wl12xx + * + * Copyright (C) 2012 Texas Instruments. All rights reserved. + * + * 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 <linux/ieee80211.h> +#include "scan.h" +#include "../wlcore/debug.h" +#include "../wlcore/tx.h" + +static int wl1271_get_scan_channels(struct wl1271 *wl, + struct cfg80211_scan_request *req, + struct basic_scan_channel_params *channels, + enum ieee80211_band band, bool passive) +{ + struct conf_scan_settings *c = &wl->conf.scan; + int i, j; + u32 flags; + + for (i = 0, j = 0; + i < req->n_channels && j < WL1271_SCAN_MAX_CHANNELS; + i++) { + flags = req->channels[i]->flags; + + if (!test_bit(i, wl->scan.scanned_ch) && + !(flags & IEEE80211_CHAN_DISABLED) && + (req->channels[i]->band == band) && + /* + * In passive scans, we scan all remaining + * channels, even if not marked as such. + * In active scans, we only scan channels not + * marked as passive. + */ + (passive || !(flags & IEEE80211_CHAN_PASSIVE_SCAN))) { + wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ", + req->channels[i]->band, + req->channels[i]->center_freq); + wl1271_debug(DEBUG_SCAN, "hw_value %d, flags %X", + req->channels[i]->hw_value, + req->channels[i]->flags); + wl1271_debug(DEBUG_SCAN, + "max_antenna_gain %d, max_power %d", + req->channels[i]->max_antenna_gain, + req->channels[i]->max_power); + wl1271_debug(DEBUG_SCAN, "beacon_found %d", + req->channels[i]->beacon_found); + + if (!passive) { + channels[j].min_duration = + cpu_to_le32(c->min_dwell_time_active); + channels[j].max_duration = + cpu_to_le32(c->max_dwell_time_active); + } else { + channels[j].min_duration = + cpu_to_le32(c->min_dwell_time_passive); + channels[j].max_duration = + cpu_to_le32(c->max_dwell_time_passive); + } + channels[j].early_termination = 0; + channels[j].tx_power_att = req->channels[i]->max_power; + channels[j].channel = req->channels[i]->hw_value; + + memset(&channels[j].bssid_lsb, 0xff, 4); + memset(&channels[j].bssid_msb, 0xff, 2); + + /* Mark the channels we already used */ + set_bit(i, wl->scan.scanned_ch); + + j++; + } + } + + return j; +} + +#define WL1271_NOTHING_TO_SCAN 1 + +static int wl1271_scan_send(struct wl1271 *wl, struct wl12xx_vif *wlvif, + enum ieee80211_band band, + bool passive, u32 basic_rate) +{ + struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); + struct wl1271_cmd_scan *cmd; + struct wl1271_cmd_trigger_scan_to *trigger; + int ret; + u16 scan_options = 0; + + /* skip active scans if we don't have SSIDs */ + if (!passive && wl->scan.req->n_ssids == 0) + return WL1271_NOTHING_TO_SCAN; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + trigger = kzalloc(sizeof(*trigger), GFP_KERNEL); + if (!cmd || !trigger) { + ret = -ENOMEM; + goto out; + } + + if (wl->conf.scan.split_scan_timeout) + scan_options |= WL1271_SCAN_OPT_SPLIT_SCAN; + + if (passive) + scan_options |= WL1271_SCAN_OPT_PASSIVE; + + cmd->params.role_id = wlvif->role_id; + + if (WARN_ON(cmd->params.role_id == WL12XX_INVALID_ROLE_ID)) { + ret = -EINVAL; + goto out; + } + + cmd->params.scan_options = cpu_to_le16(scan_options); + + cmd->params.n_ch = wl1271_get_scan_channels(wl, wl->scan.req, + cmd->channels, + band, passive); + if (cmd->params.n_ch == 0) { + ret = WL1271_NOTHING_TO_SCAN; + goto out; + } + + cmd->params.tx_rate = cpu_to_le32(basic_rate); + cmd->params.n_probe_reqs = wl->conf.scan.num_probe_reqs; + cmd->params.tid_trigger = CONF_TX_AC_ANY_TID; + cmd->params.scan_tag = WL1271_SCAN_DEFAULT_TAG; + + if (band == IEEE80211_BAND_2GHZ) + cmd->params.band = WL1271_SCAN_BAND_2_4_GHZ; + else + cmd->params.band = WL1271_SCAN_BAND_5_GHZ; + + if (wl->scan.ssid_len && wl->scan.ssid) { + cmd->params.ssid_len = wl->scan.ssid_len; + memcpy(cmd->params.ssid, wl->scan.ssid, wl->scan.ssid_len); + } + + memcpy(cmd->addr, vif->addr, ETH_ALEN); + + ret = wl12xx_cmd_build_probe_req(wl, wlvif, + cmd->params.role_id, band, + wl->scan.ssid, wl->scan.ssid_len, + wl->scan.req->ie, + wl->scan.req->ie_len, false); + if (ret < 0) { + wl1271_error("PROBE request template failed"); + goto out; + } + + trigger->timeout = cpu_to_le32(wl->conf.scan.split_scan_timeout); + ret = wl1271_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger, + sizeof(*trigger), 0); + if (ret < 0) { + wl1271_error("trigger scan to failed for hw scan"); + goto out; + } + + wl1271_dump(DEBUG_SCAN, "SCAN: ", cmd, sizeof(*cmd)); + + ret = wl1271_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("SCAN failed"); + goto out; + } + +out: + kfree(cmd); + kfree(trigger); + return ret; +} + +int wl12xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif) +{ + struct wl1271_cmd_header *cmd = NULL; + int ret = 0; + + if (WARN_ON(wl->scan.state == WL1271_SCAN_STATE_IDLE)) + return -EINVAL; + + wl1271_debug(DEBUG_CMD, "cmd scan stop"); + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, cmd, + sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("cmd stop_scan failed"); + goto out; + } +out: + kfree(cmd); + return ret; +} + +void wl1271_scan_stm(struct wl1271 *wl, struct wl12xx_vif *wlvif) +{ + int ret = 0; + enum ieee80211_band band; + u32 rate, mask; + + switch (wl->scan.state) { + case WL1271_SCAN_STATE_IDLE: + break; + + case WL1271_SCAN_STATE_2GHZ_ACTIVE: + band = IEEE80211_BAND_2GHZ; + mask = wlvif->bitrate_masks[band]; + if (wl->scan.req->no_cck) { + mask &= ~CONF_TX_CCK_RATES; + if (!mask) + mask = CONF_TX_RATE_MASK_BASIC_P2P; + } + rate = wl1271_tx_min_rate_get(wl, mask); + ret = wl1271_scan_send(wl, wlvif, band, false, rate); + if (ret == WL1271_NOTHING_TO_SCAN) { + wl->scan.state = WL1271_SCAN_STATE_2GHZ_PASSIVE; + wl1271_scan_stm(wl, wlvif); + } + + break; + + case WL1271_SCAN_STATE_2GHZ_PASSIVE: + band = IEEE80211_BAND_2GHZ; + mask = wlvif->bitrate_masks[band]; + if (wl->scan.req->no_cck) { + mask &= ~CONF_TX_CCK_RATES; + if (!mask) + mask = CONF_TX_RATE_MASK_BASIC_P2P; + } + rate = wl1271_tx_min_rate_get(wl, mask); + ret = wl1271_scan_send(wl, wlvif, band, true, rate); + if (ret == WL1271_NOTHING_TO_SCAN) { + if (wl->enable_11a) + wl->scan.state = WL1271_SCAN_STATE_5GHZ_ACTIVE; + else + wl->scan.state = WL1271_SCAN_STATE_DONE; + wl1271_scan_stm(wl, wlvif); + } + + break; + + case WL1271_SCAN_STATE_5GHZ_ACTIVE: + band = IEEE80211_BAND_5GHZ; + rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); + ret = wl1271_scan_send(wl, wlvif, band, false, rate); + if (ret == WL1271_NOTHING_TO_SCAN) { + wl->scan.state = WL1271_SCAN_STATE_5GHZ_PASSIVE; + wl1271_scan_stm(wl, wlvif); + } + + break; + + case WL1271_SCAN_STATE_5GHZ_PASSIVE: + band = IEEE80211_BAND_5GHZ; + rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); + ret = wl1271_scan_send(wl, wlvif, band, true, rate); + if (ret == WL1271_NOTHING_TO_SCAN) { + wl->scan.state = WL1271_SCAN_STATE_DONE; + wl1271_scan_stm(wl, wlvif); + } + + break; + + case WL1271_SCAN_STATE_DONE: + wl->scan.failed = false; + cancel_delayed_work(&wl->scan_complete_work); + ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work, + msecs_to_jiffies(0)); + break; + + default: + wl1271_error("invalid scan state"); + break; + } + + if (ret < 0) { + cancel_delayed_work(&wl->scan_complete_work); + ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work, + msecs_to_jiffies(0)); + } +} + +static void wl12xx_adjust_channels(struct wl1271_cmd_sched_scan_config *cmd, + struct wlcore_scan_channels *cmd_channels) +{ + memcpy(cmd->passive, cmd_channels->passive, sizeof(cmd->passive)); + memcpy(cmd->active, cmd_channels->active, sizeof(cmd->active)); + cmd->dfs = cmd_channels->dfs; + cmd->n_pactive_ch = cmd_channels->passive_active; + + memcpy(cmd->channels_2, cmd_channels->channels_2, + sizeof(cmd->channels_2)); + memcpy(cmd->channels_5, cmd_channels->channels_5, + sizeof(cmd->channels_2)); + /* channels_4 are not supported, so no need to copy them */ +} + +int wl1271_scan_sched_scan_config(struct wl1271 *wl, + struct wl12xx_vif *wlvif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies) +{ + struct wl1271_cmd_sched_scan_config *cfg = NULL; + struct wlcore_scan_channels *cfg_channels = NULL; + struct conf_sched_scan_settings *c = &wl->conf.sched_scan; + int i, ret; + bool force_passive = !req->n_ssids; + + wl1271_debug(DEBUG_CMD, "cmd sched_scan scan config"); + + cfg = kzalloc(sizeof(*cfg), GFP_KERNEL); + if (!cfg) + return -ENOMEM; + + cfg->role_id = wlvif->role_id; + cfg->rssi_threshold = c->rssi_threshold; + cfg->snr_threshold = c->snr_threshold; + cfg->n_probe_reqs = c->num_probe_reqs; + /* cycles set to 0 it means infinite (until manually stopped) */ + cfg->cycles = 0; + /* report APs when at least 1 is found */ + cfg->report_after = 1; + /* don't stop scanning automatically when something is found */ + cfg->terminate = 0; + cfg->tag = WL1271_SCAN_DEFAULT_TAG; + /* don't filter on BSS type */ + cfg->bss_type = SCAN_BSS_TYPE_ANY; + /* currently NL80211 supports only a single interval */ + for (i = 0; i < SCAN_MAX_CYCLE_INTERVALS; i++) + cfg->intervals[i] = cpu_to_le32(req->interval); + + cfg->ssid_len = 0; + ret = wlcore_scan_sched_scan_ssid_list(wl, wlvif, req); + if (ret < 0) + goto out; + + cfg->filter_type = ret; + + wl1271_debug(DEBUG_SCAN, "filter_type = %d", cfg->filter_type); + + cfg_channels = kzalloc(sizeof(*cfg_channels), GFP_KERNEL); + if (!cfg_channels) { + ret = -ENOMEM; + goto out; + } + + if (!wlcore_set_scan_chan_params(wl, cfg_channels, req->channels, + req->n_channels, req->n_ssids)) { + wl1271_error("scan channel list is empty"); + ret = -EINVAL; + goto out; + } + wl12xx_adjust_channels(cfg, cfg_channels); + + if (!force_passive && cfg->active[0]) { + u8 band = IEEE80211_BAND_2GHZ; + ret = wl12xx_cmd_build_probe_req(wl, wlvif, + wlvif->role_id, band, + req->ssids[0].ssid, + req->ssids[0].ssid_len, + ies->ie[band], + ies->len[band], true); + if (ret < 0) { + wl1271_error("2.4GHz PROBE request template failed"); + goto out; + } + } + + if (!force_passive && cfg->active[1]) { + u8 band = IEEE80211_BAND_5GHZ; + ret = wl12xx_cmd_build_probe_req(wl, wlvif, + wlvif->role_id, band, + req->ssids[0].ssid, + req->ssids[0].ssid_len, + ies->ie[band], + ies->len[band], true); + if (ret < 0) { + wl1271_error("5GHz PROBE request template failed"); + goto out; + } + } + + wl1271_dump(DEBUG_SCAN, "SCAN_CFG: ", cfg, sizeof(*cfg)); + + ret = wl1271_cmd_send(wl, CMD_CONNECTION_SCAN_CFG, cfg, + sizeof(*cfg), 0); + if (ret < 0) { + wl1271_error("SCAN configuration failed"); + goto out; + } +out: + kfree(cfg_channels); + kfree(cfg); + return ret; +} + +int wl1271_scan_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif) +{ + struct wl1271_cmd_sched_scan_start *start; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd periodic scan start"); + + if (wlvif->bss_type != BSS_TYPE_STA_BSS) + return -EOPNOTSUPP; + + if ((wl->quirks & WLCORE_QUIRK_NO_SCHED_SCAN_WHILE_CONN) && + test_bit(WLVIF_FLAG_IN_USE, &wlvif->flags)) + return -EBUSY; + + start = kzalloc(sizeof(*start), GFP_KERNEL); + if (!start) + return -ENOMEM; + + start->role_id = wlvif->role_id; + start->tag = WL1271_SCAN_DEFAULT_TAG; + + ret = wl1271_cmd_send(wl, CMD_START_PERIODIC_SCAN, start, + sizeof(*start), 0); + if (ret < 0) { + wl1271_error("failed to send scan start command"); + goto out_free; + } + +out_free: + kfree(start); + return ret; +} + +int wl12xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies) +{ + int ret; + + ret = wl1271_scan_sched_scan_config(wl, wlvif, req, ies); + if (ret < 0) + return ret; + + return wl1271_scan_sched_scan_start(wl, wlvif); +} + +void wl12xx_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif) +{ + struct wl1271_cmd_sched_scan_stop *stop; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd periodic scan stop"); + + /* FIXME: what to do if alloc'ing to stop fails? */ + stop = kzalloc(sizeof(*stop), GFP_KERNEL); + if (!stop) { + wl1271_error("failed to alloc memory to send sched scan stop"); + return; + } + + stop->role_id = wlvif->role_id; + stop->tag = WL1271_SCAN_DEFAULT_TAG; + + ret = wl1271_cmd_send(wl, CMD_STOP_PERIODIC_SCAN, stop, + sizeof(*stop), 0); + if (ret < 0) { + wl1271_error("failed to send sched scan stop command"); + goto out_free; + } + +out_free: + kfree(stop); +} + +int wl12xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_scan_request *req) +{ + wl1271_scan_stm(wl, wlvif); + return 0; +} + +void wl12xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif) +{ + wl1271_scan_stm(wl, wlvif); +} diff --git a/drivers/net/wireless/ti/wl12xx/scan.h b/drivers/net/wireless/ti/wl12xx/scan.h new file mode 100644 index 000000000000..bd075dec5946 --- /dev/null +++ b/drivers/net/wireless/ti/wl12xx/scan.h @@ -0,0 +1,138 @@ +/* + * This file is part of wl12xx + * + * Copyright (C) 2012 Texas Instruments. All rights reserved. + * + * 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 + * + */ + +#ifndef __WL12XX_SCAN_H__ +#define __WL12XX_SCAN_H__ + +#include "../wlcore/wlcore.h" +#include "../wlcore/cmd.h" +#include "../wlcore/scan.h" + +struct basic_scan_params { + /* Scan option flags (WL1271_SCAN_OPT_*) */ + __le16 scan_options; + u8 role_id; + /* Number of scan channels in the list (maximum 30) */ + u8 n_ch; + /* This field indicates the number of probe requests to send + per channel for an active scan */ + u8 n_probe_reqs; + u8 tid_trigger; + u8 ssid_len; + u8 use_ssid_list; + + /* Rate bit field for sending the probes */ + __le32 tx_rate; + + u8 ssid[IEEE80211_MAX_SSID_LEN]; + /* Band to scan */ + u8 band; + + u8 scan_tag; + u8 padding2[2]; +} __packed; + +struct basic_scan_channel_params { + /* Duration in TU to wait for frames on a channel for active scan */ + __le32 min_duration; + __le32 max_duration; + __le32 bssid_lsb; + __le16 bssid_msb; + u8 early_termination; + u8 tx_power_att; + u8 channel; + /* FW internal use only! */ + u8 dfs_candidate; + u8 activity_detected; + u8 pad; +} __packed; + +struct wl1271_cmd_scan { + struct wl1271_cmd_header header; + + struct basic_scan_params params; + struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS]; + + /* src mac address */ + u8 addr[ETH_ALEN]; + u8 padding[2]; +} __packed; + +struct wl1271_cmd_sched_scan_config { + struct wl1271_cmd_header header; + + __le32 intervals[SCAN_MAX_CYCLE_INTERVALS]; + + s8 rssi_threshold; /* for filtering (in dBm) */ + s8 snr_threshold; /* for filtering (in dB) */ + + u8 cycles; /* maximum number of scan cycles */ + u8 report_after; /* report when this number of results are received */ + u8 terminate; /* stop scanning after reporting */ + + u8 tag; + u8 bss_type; /* for filtering */ + u8 filter_type; + + u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */ + u8 ssid[IEEE80211_MAX_SSID_LEN]; + + u8 n_probe_reqs; /* Number of probes requests per channel */ + + u8 passive[SCAN_MAX_BANDS]; + u8 active[SCAN_MAX_BANDS]; + + u8 dfs; + + u8 n_pactive_ch; /* number of pactive (passive until fw detects energy) + channels in BG band */ + u8 role_id; + u8 padding[1]; + struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ]; + struct conn_scan_ch_params channels_5[MAX_CHANNELS_5GHZ]; + struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ]; +} __packed; + +struct wl1271_cmd_sched_scan_start { + struct wl1271_cmd_header header; + + u8 tag; + u8 role_id; + u8 padding[2]; +} __packed; + +struct wl1271_cmd_sched_scan_stop { + struct wl1271_cmd_header header; + + u8 tag; + u8 role_id; + u8 padding[2]; +} __packed; + +int wl12xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_scan_request *req); +int wl12xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); +void wl12xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif); +int wl12xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies); +void wl12xx_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); +#endif diff --git a/drivers/net/wireless/ti/wl18xx/Makefile b/drivers/net/wireless/ti/wl18xx/Makefile index 67c098734c7f..f74224960c70 100644 --- a/drivers/net/wireless/ti/wl18xx/Makefile +++ b/drivers/net/wireless/ti/wl18xx/Makefile @@ -1,3 +1,3 @@ -wl18xx-objs = main.o acx.o tx.o io.o debugfs.o +wl18xx-objs = main.o acx.o tx.o io.o debugfs.o scan.o obj-$(CONFIG_WL18XX) += wl18xx.o diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index 8ba1c9387a14..97c23c8dd5e9 100644 --- a/drivers/net/wireless/ti/wl18xx/main.c +++ b/drivers/net/wireless/ti/wl18xx/main.c @@ -38,6 +38,7 @@ #include "tx.h" #include "wl18xx.h" #include "io.h" +#include "scan.h" #include "debugfs.h" #define WL18XX_RX_CHECKSUM_MASK 0x40 @@ -612,7 +613,8 @@ static int wl18xx_identify_chip(struct wl1271 *wl) WLCORE_QUIRK_RX_BLOCKSIZE_ALIGN | WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN | WLCORE_QUIRK_NO_SCHED_SCAN_WHILE_CONN | - WLCORE_QUIRK_TX_PAD_LAST_FRAME; + WLCORE_QUIRK_TX_PAD_LAST_FRAME | + WLCORE_QUIRK_DUAL_PROBE_TMPL; wlcore_set_min_fw_ver(wl, WL18XX_CHIP_VER, WL18XX_IFTYPE_VER, WL18XX_MAJOR_VER, WL18XX_SUBTYPE_VER, @@ -630,6 +632,10 @@ static int wl18xx_identify_chip(struct wl1271 *wl) goto out; } + wl->scan_templ_id_2_4 = CMD_TEMPL_CFG_PROBE_REQ_2_4; + wl->scan_templ_id_5 = CMD_TEMPL_CFG_PROBE_REQ_5; + wl->sched_scan_templ_id_2_4 = CMD_TEMPL_PROBE_REQ_2_4_PERIODIC; + wl->sched_scan_templ_id_5 = CMD_TEMPL_PROBE_REQ_5_PERIODIC; out: return ret; } @@ -1320,6 +1326,11 @@ static struct wlcore_ops wl18xx_ops = { .ap_get_mimo_wide_rate_mask = wl18xx_ap_get_mimo_wide_rate_mask, .get_mac = wl18xx_get_mac, .debugfs_init = wl18xx_debugfs_add_files, + .scan_start = wl18xx_scan_start, + .scan_stop = wl18xx_scan_stop, + .scan_completed = wl18xx_scan_completed, + .sched_scan_start = wl18xx_sched_scan_start, + .sched_scan_stop = wl18xx_scan_sched_scan_stop, .handle_static_data = wl18xx_handle_static_data, .get_spare_blocks = wl18xx_get_spare_blocks, .set_key = wl18xx_set_key, diff --git a/drivers/net/wireless/ti/wl18xx/scan.c b/drivers/net/wireless/ti/wl18xx/scan.c new file mode 100644 index 000000000000..f31d0d480d1b --- /dev/null +++ b/drivers/net/wireless/ti/wl18xx/scan.c @@ -0,0 +1,320 @@ +/* + * This file is part of wl18xx + * + * Copyright (C) 2012 Texas Instruments. All rights reserved. + * + * 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 <linux/ieee80211.h> +#include "scan.h" +#include "../wlcore/debug.h" + +static void wl18xx_adjust_channels(struct wl18xx_cmd_scan_params *cmd, + struct wlcore_scan_channels *cmd_channels) +{ + memcpy(cmd->passive, cmd_channels->passive, sizeof(cmd->passive)); + memcpy(cmd->active, cmd_channels->active, sizeof(cmd->active)); + cmd->dfs = cmd_channels->dfs; + cmd->passive_active = cmd_channels->passive_active; + + memcpy(cmd->channels_2, cmd_channels->channels_2, + sizeof(cmd->channels_2)); + memcpy(cmd->channels_5, cmd_channels->channels_5, + sizeof(cmd->channels_2)); + /* channels_4 are not supported, so no need to copy them */ +} + +static int wl18xx_scan_send(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_scan_request *req) +{ + struct wl18xx_cmd_scan_params *cmd; + struct wlcore_scan_channels *cmd_channels = NULL; + int ret; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + cmd->role_id = wlvif->role_id; + + if (WARN_ON(cmd->role_id == WL12XX_INVALID_ROLE_ID)) { + ret = -EINVAL; + goto out; + } + + cmd->scan_type = SCAN_TYPE_SEARCH; + cmd->rssi_threshold = -127; + cmd->snr_threshold = 0; + + cmd->bss_type = SCAN_BSS_TYPE_ANY; + + cmd->ssid_from_list = 0; + cmd->filter = 0; + cmd->add_broadcast = 0; + + cmd->urgency = 0; + cmd->protect = 0; + + cmd->n_probe_reqs = wl->conf.scan.num_probe_reqs; + cmd->terminate_after = 0; + + /* configure channels */ + WARN_ON(req->n_ssids > 1); + + cmd_channels = kzalloc(sizeof(*cmd_channels), GFP_KERNEL); + if (!cmd_channels) { + ret = -ENOMEM; + goto out; + } + + wlcore_set_scan_chan_params(wl, cmd_channels, req->channels, + req->n_channels, req->n_ssids); + wl18xx_adjust_channels(cmd, cmd_channels); + + /* + * all the cycles params (except total cycles) should + * remain 0 for normal scan + */ + cmd->total_cycles = 1; + + if (req->no_cck) + cmd->rate = WL18XX_SCAN_RATE_6; + + cmd->tag = WL1271_SCAN_DEFAULT_TAG; + + if (req->n_ssids) { + cmd->ssid_len = req->ssids[0].ssid_len; + memcpy(cmd->ssid, req->ssids[0].ssid, cmd->ssid_len); + } + + /* TODO: per-band ies? */ + if (cmd->active[0]) { + u8 band = IEEE80211_BAND_2GHZ; + ret = wl12xx_cmd_build_probe_req(wl, wlvif, + cmd->role_id, band, + req->ssids[0].ssid, + req->ssids[0].ssid_len, + req->ie, + req->ie_len, + false); + if (ret < 0) { + wl1271_error("2.4GHz PROBE request template failed"); + goto out; + } + } + + if (cmd->active[1]) { + u8 band = IEEE80211_BAND_5GHZ; + ret = wl12xx_cmd_build_probe_req(wl, wlvif, + cmd->role_id, band, + req->ssids[0].ssid, + req->ssids[0].ssid_len, + req->ie, + req->ie_len, + false); + if (ret < 0) { + wl1271_error("5GHz PROBE request template failed"); + goto out; + } + } + + wl1271_dump(DEBUG_SCAN, "SCAN: ", cmd, sizeof(*cmd)); + + ret = wl1271_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("SCAN failed"); + goto out; + } + +out: + kfree(cmd_channels); + kfree(cmd); + return ret; +} + +void wl18xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif) +{ + wl->scan.failed = false; + cancel_delayed_work(&wl->scan_complete_work); + ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work, + msecs_to_jiffies(0)); +} + +static +int wl18xx_scan_sched_scan_config(struct wl1271 *wl, + struct wl12xx_vif *wlvif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies) +{ + struct wl18xx_cmd_scan_params *cmd; + struct wlcore_scan_channels *cmd_channels = NULL; + struct conf_sched_scan_settings *c = &wl->conf.sched_scan; + int ret; + int filter_type; + + wl1271_debug(DEBUG_CMD, "cmd sched_scan scan config"); + + filter_type = wlcore_scan_sched_scan_ssid_list(wl, wlvif, req); + if (filter_type < 0) + return filter_type; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + cmd->role_id = wlvif->role_id; + + if (WARN_ON(cmd->role_id == WL12XX_INVALID_ROLE_ID)) { + ret = -EINVAL; + goto out; + } + + cmd->scan_type = SCAN_TYPE_PERIODIC; + cmd->rssi_threshold = c->rssi_threshold; + cmd->snr_threshold = c->snr_threshold; + + /* don't filter on BSS type */ + cmd->bss_type = SCAN_BSS_TYPE_ANY; + + cmd->ssid_from_list = 1; + if (filter_type == SCAN_SSID_FILTER_LIST) + cmd->filter = 1; + cmd->add_broadcast = 0; + + cmd->urgency = 0; + cmd->protect = 0; + + cmd->n_probe_reqs = c->num_probe_reqs; + /* don't stop scanning automatically when something is found */ + cmd->terminate_after = 0; + + cmd_channels = kzalloc(sizeof(*cmd_channels), GFP_KERNEL); + if (!cmd_channels) { + ret = -ENOMEM; + goto out; + } + + /* configure channels */ + wlcore_set_scan_chan_params(wl, cmd_channels, req->channels, + req->n_channels, req->n_ssids); + wl18xx_adjust_channels(cmd, cmd_channels); + + cmd->short_cycles_sec = 0; + cmd->long_cycles_sec = cpu_to_le16(req->interval); + cmd->short_cycles_count = 0; + + cmd->total_cycles = 0; + + cmd->tag = WL1271_SCAN_DEFAULT_TAG; + + if (cmd->active[0]) { + u8 band = IEEE80211_BAND_2GHZ; + ret = wl12xx_cmd_build_probe_req(wl, wlvif, + cmd->role_id, band, + req->ssids[0].ssid, + req->ssids[0].ssid_len, + ies->ie[band], + ies->len[band], + true); + if (ret < 0) { + wl1271_error("2.4GHz PROBE request template failed"); + goto out; + } + } + + if (cmd->active[1]) { + u8 band = IEEE80211_BAND_5GHZ; + ret = wl12xx_cmd_build_probe_req(wl, wlvif, + cmd->role_id, band, + req->ssids[0].ssid, + req->ssids[0].ssid_len, + ies->ie[band], + ies->len[band], + true); + if (ret < 0) { + wl1271_error("5GHz PROBE request template failed"); + goto out; + } + } + + wl1271_dump(DEBUG_SCAN, "SCAN: ", cmd, sizeof(*cmd)); + + ret = wl1271_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("SCAN failed"); + goto out; + } + +out: + kfree(cmd_channels); + kfree(cmd); + return ret; +} + +int wl18xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies) +{ + return wl18xx_scan_sched_scan_config(wl, wlvif, req, ies); +} + +static int __wl18xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif, + u8 scan_type) +{ + struct wl18xx_cmd_scan_stop *stop; + int ret; + + wl1271_debug(DEBUG_CMD, "cmd periodic scan stop"); + + stop = kzalloc(sizeof(*stop), GFP_KERNEL); + if (!stop) { + wl1271_error("failed to alloc memory to send sched scan stop"); + return -ENOMEM; + } + + stop->role_id = wlvif->role_id; + stop->scan_type = scan_type; + + ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, stop, sizeof(*stop), 0); + if (ret < 0) { + wl1271_error("failed to send sched scan stop command"); + goto out_free; + } + +out_free: + kfree(stop); + return ret; +} + +void wl18xx_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif) +{ + __wl18xx_scan_stop(wl, wlvif, SCAN_TYPE_PERIODIC); +} +int wl18xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_scan_request *req) +{ + return wl18xx_scan_send(wl, wlvif, req); +} + +int wl18xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif) +{ + return __wl18xx_scan_stop(wl, wlvif, SCAN_TYPE_SEARCH); +} diff --git a/drivers/net/wireless/ti/wl18xx/scan.h b/drivers/net/wireless/ti/wl18xx/scan.h new file mode 100644 index 000000000000..404baf17aa28 --- /dev/null +++ b/drivers/net/wireless/ti/wl18xx/scan.h @@ -0,0 +1,120 @@ +/* + * This file is part of wl18xx + * + * Copyright (C) 2012 Texas Instruments. All rights reserved. + * + * 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 + * + */ + +#ifndef __WL18XX_SCAN_H__ +#define __WL18XX_SCAN_H__ + +#include "../wlcore/wlcore.h" +#include "../wlcore/cmd.h" +#include "../wlcore/scan.h" + +struct tracking_ch_params { + struct conn_scan_ch_params channel; + + __le32 bssid_lsb; + __le16 bssid_msb; + + u8 padding[2]; +} __packed; + +enum +{ + SCAN_TYPE_SEARCH = 0, + SCAN_TYPE_PERIODIC = 1, + SCAN_TYPE_TRACKING = 2, +}; + +/* probe request rate */ +enum +{ + WL18XX_SCAN_RATE_1 = 0, + WL18XX_SCAN_RATE_5_5 = 1, + WL18XX_SCAN_RATE_6 = 2, +}; + +struct wl18xx_cmd_scan_params { + struct wl1271_cmd_header header; + + u8 role_id; + u8 scan_type; + + s8 rssi_threshold; /* for filtering (in dBm) */ + s8 snr_threshold; /* for filtering (in dB) */ + + u8 bss_type; /* for filtering */ + u8 ssid_from_list; /* use ssid from configured ssid list */ + u8 filter; /* forward only results with matching ssids */ + + /* + * add broadcast ssid in addition to the configured ssids. + * the driver should add dummy entry for it (?). + */ + u8 add_broadcast; + + u8 urgency; + u8 protect; /* ??? */ + u8 n_probe_reqs; /* Number of probes requests per channel */ + u8 terminate_after; /* early terminate scan operation */ + + u8 passive[SCAN_MAX_BANDS]; /* number of passive scan channels */ + u8 active[SCAN_MAX_BANDS]; /* number of active scan channels */ + u8 dfs; /* number of dfs channels in 5ghz */ + u8 passive_active; /* number of passive before active channels 2.4ghz */ + + __le16 short_cycles_sec; + __le16 long_cycles_sec; + u8 short_cycles_count; + u8 total_cycles; /* 0 - infinite */ + u8 rate; + u8 padding[1]; + + union { + struct { + struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ]; + struct conn_scan_ch_params channels_5[MAX_CHANNELS_5GHZ]; + struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ]; + }; + struct tracking_ch_params channels_tracking[WL1271_SCAN_MAX_CHANNELS]; + } ; + + u8 ssid[IEEE80211_MAX_SSID_LEN]; + u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */ + u8 tag; + u8 padding1[2]; +} __packed; + +struct wl18xx_cmd_scan_stop { + struct wl1271_cmd_header header; + + u8 role_id; + u8 scan_type; + u8 padding[2]; +} __packed; + +int wl18xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_scan_request *req); +int wl18xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); +void wl18xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif); +int wl18xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies); +void wl18xx_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); +#endif diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c index 04ba86d2d875..c8c776684d2c 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.c +++ b/drivers/net/wireless/ti/wlcore/cmd.c @@ -131,6 +131,7 @@ fail: wl12xx_queue_recovery_work(wl); return ret; } +EXPORT_SYMBOL_GPL(wl1271_cmd_send); /* * Poll the mailbox event field until any of the bits in the mask is set or a @@ -1049,8 +1050,8 @@ int wl12xx_cmd_build_probe_req(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct sk_buff *skb; int ret; u32 rate; - u16 template_id_2_4 = CMD_TEMPL_CFG_PROBE_REQ_2_4; - u16 template_id_5 = CMD_TEMPL_CFG_PROBE_REQ_5; + u16 template_id_2_4 = wl->scan_templ_id_2_4; + u16 template_id_5 = wl->scan_templ_id_5; skb = ieee80211_probereq_get(wl->hw, vif, ssid, ssid_len, ie, ie_len); @@ -1061,10 +1062,10 @@ int wl12xx_cmd_build_probe_req(struct wl1271 *wl, struct wl12xx_vif *wlvif, wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", skb->data, skb->len); - if (!sched_scan && + if (sched_scan && (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL)) { - template_id_2_4 = CMD_TEMPL_APP_PROBE_REQ_2_4; - template_id_5 = CMD_TEMPL_APP_PROBE_REQ_5; + template_id_2_4 = wl->sched_scan_templ_id_2_4; + template_id_5 = wl->sched_scan_templ_id_5; } rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); @@ -1081,6 +1082,7 @@ out: dev_kfree_skb(skb); return ret; } +EXPORT_SYMBOL_GPL(wl12xx_cmd_build_probe_req); struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, struct wl12xx_vif *wlvif, diff --git a/drivers/net/wireless/ti/wlcore/cmd.h b/drivers/net/wireless/ti/wlcore/cmd.h index d021305c1ff9..9e9062fdb712 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.h +++ b/drivers/net/wireless/ti/wlcore/cmd.h @@ -172,8 +172,8 @@ enum cmd_templ { CMD_TEMPL_PS_POLL, CMD_TEMPL_KLV, CMD_TEMPL_DISCONNECT, - CMD_TEMPL_APP_PROBE_REQ_2_4, - CMD_TEMPL_APP_PROBE_REQ_5, + CMD_TEMPL_APP_PROBE_REQ_2_4_LEGACY, + CMD_TEMPL_APP_PROBE_REQ_5_LEGACY, CMD_TEMPL_BAR, /* for firmware internal use only */ CMD_TEMPL_CTS, /* * For CTS-to-self (FastCTS) mechanism @@ -184,6 +184,8 @@ enum cmd_templ { CMD_TEMPL_DEAUTH_AP, CMD_TEMPL_TEMPORARY, CMD_TEMPL_LINK_MEASUREMENT_REPORT, + CMD_TEMPL_PROBE_REQ_2_4_PERIODIC, + CMD_TEMPL_PROBE_REQ_5_PERIODIC, CMD_TEMPL_MAX = 0xff }; diff --git a/drivers/net/wireless/ti/wlcore/event.c b/drivers/net/wireless/ti/wlcore/event.c index cf45aaf33bc8..d9353dad08d9 100644 --- a/drivers/net/wireless/ti/wlcore/event.c +++ b/drivers/net/wireless/ti/wlcore/event.c @@ -117,7 +117,9 @@ static int wl1271_event_process(struct wl1271 *wl) wl1271_debug(DEBUG_EVENT, "status: 0x%x", mbox->scheduled_scan_status); - wl1271_scan_stm(wl, wl->scan_vif); + if (wl->scan_vif) + wl->ops->scan_completed(wl, + wl12xx_vif_to_data(wl->scan_vif)); } if (vector & PERIODIC_SCAN_REPORT_EVENT_ID) { diff --git a/drivers/net/wireless/ti/wlcore/init.c b/drivers/net/wireless/ti/wlcore/init.c index 84641b3c1b80..06e1bf98f44e 100644 --- a/drivers/net/wireless/ti/wlcore/init.c +++ b/drivers/net/wireless/ti/wlcore/init.c @@ -41,14 +41,14 @@ int wl1271_init_templates_config(struct wl1271 *wl) /* send empty templates for fw memory reservation */ ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, - CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL, + wl->scan_templ_id_2_4, NULL, WL1271_CMD_TEMPL_MAX_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, - CMD_TEMPL_CFG_PROBE_REQ_5, + wl->scan_templ_id_5, NULL, WL1271_CMD_TEMPL_MAX_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) @@ -56,14 +56,16 @@ int wl1271_init_templates_config(struct wl1271 *wl) if (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL) { ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, - CMD_TEMPL_APP_PROBE_REQ_2_4, NULL, + wl->sched_scan_templ_id_2_4, + NULL, WL1271_CMD_TEMPL_MAX_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, - CMD_TEMPL_APP_PROBE_REQ_5, NULL, + wl->sched_scan_templ_id_5, + NULL, WL1271_CMD_TEMPL_MAX_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 111b84fcf66e..0f7a9338d10b 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -3252,7 +3252,7 @@ static int wl1271_op_hw_scan(struct ieee80211_hw *hw, goto out_sleep; } - ret = wl1271_scan(hw->priv, vif, ssid, len, req); + ret = wlcore_scan(hw->priv, vif, ssid, len, req); out_sleep: wl1271_ps_elp_sleep(wl); out: @@ -3265,6 +3265,7 @@ static void wl1271_op_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct wl1271 *wl = hw->priv; + struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); int ret; wl1271_debug(DEBUG_MAC80211, "mac80211 cancel hw scan"); @@ -3282,7 +3283,7 @@ static void wl1271_op_cancel_hw_scan(struct ieee80211_hw *hw, goto out; if (wl->scan.state != WL1271_SCAN_STATE_DONE) { - ret = wl1271_scan_stop(wl); + ret = wl->ops->scan_stop(wl, wlvif); if (ret < 0) goto out_sleep; } @@ -3329,11 +3330,7 @@ static int wl1271_op_sched_scan_start(struct ieee80211_hw *hw, if (ret < 0) goto out; - ret = wl1271_scan_sched_scan_config(wl, wlvif, req, ies); - if (ret < 0) - goto out_sleep; - - ret = wl1271_scan_sched_scan_start(wl, wlvif); + ret = wl->ops->sched_scan_start(wl, wlvif, req, ies); if (ret < 0) goto out_sleep; @@ -3364,7 +3361,7 @@ static void wl1271_op_sched_scan_stop(struct ieee80211_hw *hw, if (ret < 0) goto out; - wl1271_scan_sched_scan_stop(wl, wlvif); + wl->ops->sched_scan_stop(wl, wlvif); wl1271_ps_elp_sleep(wl); out: @@ -3821,7 +3818,7 @@ static int wlcore_set_bssid(struct wl1271 *wl, struct wl12xx_vif *wlvif, /* we only support sched_scan while not connected */ if (wl->sched_scanning) - wl1271_scan_sched_scan_stop(wl, wlvif); + wl->ops->sched_scan_stop(wl, wlvif); ret = wl1271_acx_sta_rate_policies(wl, wlvif); if (ret < 0) diff --git a/drivers/net/wireless/ti/wlcore/scan.c b/drivers/net/wireless/ti/wlcore/scan.c index 22dd7e94f40f..9eab64d1679b 100644 --- a/drivers/net/wireless/ti/wlcore/scan.c +++ b/drivers/net/wireless/ti/wlcore/scan.c @@ -89,319 +89,6 @@ out: } - -static int wl1271_get_scan_channels(struct wl1271 *wl, - struct cfg80211_scan_request *req, - struct basic_scan_channel_params *channels, - enum ieee80211_band band, bool passive) -{ - struct conf_scan_settings *c = &wl->conf.scan; - int i, j; - u32 flags; - - for (i = 0, j = 0; - i < req->n_channels && j < WL1271_SCAN_MAX_CHANNELS; - i++) { - flags = req->channels[i]->flags; - - if (!test_bit(i, wl->scan.scanned_ch) && - !(flags & IEEE80211_CHAN_DISABLED) && - (req->channels[i]->band == band) && - /* - * In passive scans, we scan all remaining - * channels, even if not marked as such. - * In active scans, we only scan channels not - * marked as passive. - */ - (passive || !(flags & IEEE80211_CHAN_PASSIVE_SCAN))) { - wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ", - req->channels[i]->band, - req->channels[i]->center_freq); - wl1271_debug(DEBUG_SCAN, "hw_value %d, flags %X", - req->channels[i]->hw_value, - req->channels[i]->flags); - wl1271_debug(DEBUG_SCAN, - "max_antenna_gain %d, max_power %d", - req->channels[i]->max_antenna_gain, - req->channels[i]->max_power); - wl1271_debug(DEBUG_SCAN, "beacon_found %d", - req->channels[i]->beacon_found); - - if (!passive) { - channels[j].min_duration = - cpu_to_le32(c->min_dwell_time_active); - channels[j].max_duration = - cpu_to_le32(c->max_dwell_time_active); - } else { - channels[j].min_duration = - cpu_to_le32(c->min_dwell_time_passive); - channels[j].max_duration = - cpu_to_le32(c->max_dwell_time_passive); - } - channels[j].early_termination = 0; - channels[j].tx_power_att = req->channels[i]->max_power; - channels[j].channel = req->channels[i]->hw_value; - - memset(&channels[j].bssid_lsb, 0xff, 4); - memset(&channels[j].bssid_msb, 0xff, 2); - - /* Mark the channels we already used */ - set_bit(i, wl->scan.scanned_ch); - - j++; - } - } - - return j; -} - -#define WL1271_NOTHING_TO_SCAN 1 - -static int wl1271_scan_send(struct wl1271 *wl, struct ieee80211_vif *vif, - enum ieee80211_band band, - bool passive, u32 basic_rate) -{ - struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); - struct wl1271_cmd_scan *cmd; - struct wl1271_cmd_trigger_scan_to *trigger; - int ret; - u16 scan_options = 0; - - /* skip active scans if we don't have SSIDs */ - if (!passive && wl->scan.req->n_ssids == 0) - return WL1271_NOTHING_TO_SCAN; - - cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); - trigger = kzalloc(sizeof(*trigger), GFP_KERNEL); - if (!cmd || !trigger) { - ret = -ENOMEM; - goto out; - } - - if (wl->conf.scan.split_scan_timeout) - scan_options |= WL1271_SCAN_OPT_SPLIT_SCAN; - - if (passive) - scan_options |= WL1271_SCAN_OPT_PASSIVE; - - cmd->params.role_id = wlvif->role_id; - - if (WARN_ON(cmd->params.role_id == WL12XX_INVALID_ROLE_ID)) { - ret = -EINVAL; - goto out; - } - - cmd->params.scan_options = cpu_to_le16(scan_options); - - cmd->params.n_ch = wl1271_get_scan_channels(wl, wl->scan.req, - cmd->channels, - band, passive); - if (cmd->params.n_ch == 0) { - ret = WL1271_NOTHING_TO_SCAN; - goto out; - } - - cmd->params.tx_rate = cpu_to_le32(basic_rate); - cmd->params.n_probe_reqs = wl->conf.scan.num_probe_reqs; - cmd->params.tid_trigger = CONF_TX_AC_ANY_TID; - cmd->params.scan_tag = WL1271_SCAN_DEFAULT_TAG; - - if (band == IEEE80211_BAND_2GHZ) - cmd->params.band = WL1271_SCAN_BAND_2_4_GHZ; - else - cmd->params.band = WL1271_SCAN_BAND_5_GHZ; - - if (wl->scan.ssid_len && wl->scan.ssid) { - cmd->params.ssid_len = wl->scan.ssid_len; - memcpy(cmd->params.ssid, wl->scan.ssid, wl->scan.ssid_len); - } - - memcpy(cmd->addr, vif->addr, ETH_ALEN); - - ret = wl12xx_cmd_build_probe_req(wl, wlvif, - cmd->params.role_id, band, - wl->scan.ssid, wl->scan.ssid_len, - wl->scan.req->ie, - wl->scan.req->ie_len, false); - if (ret < 0) { - wl1271_error("PROBE request template failed"); - goto out; - } - - trigger->timeout = cpu_to_le32(wl->conf.scan.split_scan_timeout); - ret = wl1271_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger, - sizeof(*trigger), 0); - if (ret < 0) { - wl1271_error("trigger scan to failed for hw scan"); - goto out; - } - - wl1271_dump(DEBUG_SCAN, "SCAN: ", cmd, sizeof(*cmd)); - - ret = wl1271_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd), 0); - if (ret < 0) { - wl1271_error("SCAN failed"); - goto out; - } - -out: - kfree(cmd); - kfree(trigger); - return ret; -} - -void wl1271_scan_stm(struct wl1271 *wl, struct ieee80211_vif *vif) -{ - struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); - int ret = 0; - enum ieee80211_band band; - u32 rate, mask; - - switch (wl->scan.state) { - case WL1271_SCAN_STATE_IDLE: - break; - - case WL1271_SCAN_STATE_2GHZ_ACTIVE: - band = IEEE80211_BAND_2GHZ; - mask = wlvif->bitrate_masks[band]; - if (wl->scan.req->no_cck) { - mask &= ~CONF_TX_CCK_RATES; - if (!mask) - mask = CONF_TX_RATE_MASK_BASIC_P2P; - } - rate = wl1271_tx_min_rate_get(wl, mask); - ret = wl1271_scan_send(wl, vif, band, false, rate); - if (ret == WL1271_NOTHING_TO_SCAN) { - wl->scan.state = WL1271_SCAN_STATE_2GHZ_PASSIVE; - wl1271_scan_stm(wl, vif); - } - - break; - - case WL1271_SCAN_STATE_2GHZ_PASSIVE: - band = IEEE80211_BAND_2GHZ; - mask = wlvif->bitrate_masks[band]; - if (wl->scan.req->no_cck) { - mask &= ~CONF_TX_CCK_RATES; - if (!mask) - mask = CONF_TX_RATE_MASK_BASIC_P2P; - } - rate = wl1271_tx_min_rate_get(wl, mask); - ret = wl1271_scan_send(wl, vif, band, true, rate); - if (ret == WL1271_NOTHING_TO_SCAN) { - if (wl->enable_11a) - wl->scan.state = WL1271_SCAN_STATE_5GHZ_ACTIVE; - else - wl->scan.state = WL1271_SCAN_STATE_DONE; - wl1271_scan_stm(wl, vif); - } - - break; - - case WL1271_SCAN_STATE_5GHZ_ACTIVE: - band = IEEE80211_BAND_5GHZ; - rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); - ret = wl1271_scan_send(wl, vif, band, false, rate); - if (ret == WL1271_NOTHING_TO_SCAN) { - wl->scan.state = WL1271_SCAN_STATE_5GHZ_PASSIVE; - wl1271_scan_stm(wl, vif); - } - - break; - - case WL1271_SCAN_STATE_5GHZ_PASSIVE: - band = IEEE80211_BAND_5GHZ; - rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); - ret = wl1271_scan_send(wl, vif, band, true, rate); - if (ret == WL1271_NOTHING_TO_SCAN) { - wl->scan.state = WL1271_SCAN_STATE_DONE; - wl1271_scan_stm(wl, vif); - } - - break; - - case WL1271_SCAN_STATE_DONE: - wl->scan.failed = false; - cancel_delayed_work(&wl->scan_complete_work); - ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work, - msecs_to_jiffies(0)); - break; - - default: - wl1271_error("invalid scan state"); - break; - } - - if (ret < 0) { - cancel_delayed_work(&wl->scan_complete_work); - ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work, - msecs_to_jiffies(0)); - } -} - -int wl1271_scan(struct wl1271 *wl, struct ieee80211_vif *vif, - const u8 *ssid, size_t ssid_len, - struct cfg80211_scan_request *req) -{ - /* - * cfg80211 should guarantee that we don't get more channels - * than what we have registered. - */ - BUG_ON(req->n_channels > WL1271_MAX_CHANNELS); - - if (wl->scan.state != WL1271_SCAN_STATE_IDLE) - return -EBUSY; - - wl->scan.state = WL1271_SCAN_STATE_2GHZ_ACTIVE; - - if (ssid_len && ssid) { - wl->scan.ssid_len = ssid_len; - memcpy(wl->scan.ssid, ssid, ssid_len); - } else { - wl->scan.ssid_len = 0; - } - - wl->scan_vif = vif; - wl->scan.req = req; - memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch)); - - /* we assume failure so that timeout scenarios are handled correctly */ - wl->scan.failed = true; - ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work, - msecs_to_jiffies(WL1271_SCAN_TIMEOUT)); - - wl1271_scan_stm(wl, vif); - - return 0; -} - -int wl1271_scan_stop(struct wl1271 *wl) -{ - struct wl1271_cmd_header *cmd = NULL; - int ret = 0; - - if (WARN_ON(wl->scan.state == WL1271_SCAN_STATE_IDLE)) - return -EINVAL; - - wl1271_debug(DEBUG_CMD, "cmd scan stop"); - - cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); - if (!cmd) { - ret = -ENOMEM; - goto out; - } - - ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, cmd, - sizeof(*cmd), 0); - if (ret < 0) { - wl1271_error("cmd stop_scan failed"); - goto out; - } -out: - kfree(cmd); - return ret; -} - static int wlcore_scan_get_channels(struct wl1271 *wl, struct ieee80211_channel *req_channels[], @@ -503,9 +190,9 @@ wlcore_scan_get_channels(struct wl1271 *wl, return j - start; } -static bool +bool wlcore_set_scan_chan_params(struct wl1271 *wl, - struct wl1271_cmd_sched_scan_config *cfg, + struct wlcore_scan_channels *cfg, struct ieee80211_channel *channels[], u32 n_channels, u32 n_ssids) @@ -570,7 +257,7 @@ wlcore_set_scan_chan_params(struct wl1271 *wl, cfg->passive[2] = 0; cfg->active[2] = 0; - cfg->n_pactive_ch = n_pactive_ch; + cfg->passive_active = n_pactive_ch; wl1271_debug(DEBUG_SCAN, " 2.4GHz: active %d passive %d", cfg->active[0], cfg->passive[0]); @@ -582,10 +269,48 @@ wlcore_set_scan_chan_params(struct wl1271 *wl, cfg->passive[1] || cfg->active[1] || cfg->dfs || cfg->passive[2] || cfg->active[2]; } +EXPORT_SYMBOL_GPL(wlcore_set_scan_chan_params); +int wlcore_scan(struct wl1271 *wl, struct ieee80211_vif *vif, + const u8 *ssid, size_t ssid_len, + struct cfg80211_scan_request *req) +{ + struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); + + /* + * cfg80211 should guarantee that we don't get more channels + * than what we have registered. + */ + BUG_ON(req->n_channels > WL1271_MAX_CHANNELS); + + if (wl->scan.state != WL1271_SCAN_STATE_IDLE) + return -EBUSY; + + wl->scan.state = WL1271_SCAN_STATE_2GHZ_ACTIVE; + + if (ssid_len && ssid) { + wl->scan.ssid_len = ssid_len; + memcpy(wl->scan.ssid, ssid, ssid_len); + } else { + wl->scan.ssid_len = 0; + } + + wl->scan_vif = vif; + wl->scan.req = req; + memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch)); + + /* we assume failure so that timeout scenarios are handled correctly */ + wl->scan.failed = true; + ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work, + msecs_to_jiffies(WL1271_SCAN_TIMEOUT)); + + wl->ops->scan_start(wl, wlvif, req); + + return 0; +} /* Returns the scan type to be used or a negative value on error */ -static int -wl12xx_scan_sched_scan_ssid_list(struct wl1271 *wl, +int +wlcore_scan_sched_scan_ssid_list(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct cfg80211_sched_scan_request *req) { @@ -688,129 +413,7 @@ out: return ret; return type; } - -int wl1271_scan_sched_scan_config(struct wl1271 *wl, - struct wl12xx_vif *wlvif, - struct cfg80211_sched_scan_request *req, - struct ieee80211_sched_scan_ies *ies) -{ - struct wl1271_cmd_sched_scan_config *cfg = NULL; - struct conf_sched_scan_settings *c = &wl->conf.sched_scan; - int i, ret; - bool force_passive = !req->n_ssids; - - wl1271_debug(DEBUG_CMD, "cmd sched_scan scan config"); - - cfg = kzalloc(sizeof(*cfg), GFP_KERNEL); - if (!cfg) - return -ENOMEM; - - cfg->role_id = wlvif->role_id; - cfg->rssi_threshold = c->rssi_threshold; - cfg->snr_threshold = c->snr_threshold; - cfg->n_probe_reqs = c->num_probe_reqs; - /* cycles set to 0 it means infinite (until manually stopped) */ - cfg->cycles = 0; - /* report APs when at least 1 is found */ - cfg->report_after = 1; - /* don't stop scanning automatically when something is found */ - cfg->terminate = 0; - cfg->tag = WL1271_SCAN_DEFAULT_TAG; - /* don't filter on BSS type */ - cfg->bss_type = SCAN_BSS_TYPE_ANY; - /* currently NL80211 supports only a single interval */ - for (i = 0; i < SCAN_MAX_CYCLE_INTERVALS; i++) - cfg->intervals[i] = cpu_to_le32(req->interval); - - cfg->ssid_len = 0; - ret = wl12xx_scan_sched_scan_ssid_list(wl, wlvif, req); - if (ret < 0) - goto out; - - cfg->filter_type = ret; - - wl1271_debug(DEBUG_SCAN, "filter_type = %d", cfg->filter_type); - - if (!wlcore_set_scan_chan_params(wl, cfg, req->channels, - req->n_channels, req->n_ssids)) { - wl1271_error("scan channel list is empty"); - ret = -EINVAL; - goto out; - } - - if (!force_passive && cfg->active[0]) { - u8 band = IEEE80211_BAND_2GHZ; - ret = wl12xx_cmd_build_probe_req(wl, wlvif, - wlvif->role_id, band, - req->ssids[0].ssid, - req->ssids[0].ssid_len, - ies->ie[band], - ies->len[band], true); - if (ret < 0) { - wl1271_error("2.4GHz PROBE request template failed"); - goto out; - } - } - - if (!force_passive && cfg->active[1]) { - u8 band = IEEE80211_BAND_5GHZ; - ret = wl12xx_cmd_build_probe_req(wl, wlvif, - wlvif->role_id, band, - req->ssids[0].ssid, - req->ssids[0].ssid_len, - ies->ie[band], - ies->len[band], true); - if (ret < 0) { - wl1271_error("5GHz PROBE request template failed"); - goto out; - } - } - - wl1271_dump(DEBUG_SCAN, "SCAN_CFG: ", cfg, sizeof(*cfg)); - - ret = wl1271_cmd_send(wl, CMD_CONNECTION_SCAN_CFG, cfg, - sizeof(*cfg), 0); - if (ret < 0) { - wl1271_error("SCAN configuration failed"); - goto out; - } -out: - kfree(cfg); - return ret; -} - -int wl1271_scan_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif) -{ - struct wl1271_cmd_sched_scan_start *start; - int ret = 0; - - wl1271_debug(DEBUG_CMD, "cmd periodic scan start"); - - if (wlvif->bss_type != BSS_TYPE_STA_BSS) - return -EOPNOTSUPP; - - if ((wl->quirks & WLCORE_QUIRK_NO_SCHED_SCAN_WHILE_CONN) && - test_bit(WLVIF_FLAG_IN_USE, &wlvif->flags)) - return -EBUSY; - - start = kzalloc(sizeof(*start), GFP_KERNEL); - if (!start) - return -ENOMEM; - - start->role_id = wlvif->role_id; - start->tag = WL1271_SCAN_DEFAULT_TAG; - - ret = wl1271_cmd_send(wl, CMD_START_PERIODIC_SCAN, start, - sizeof(*start), 0); - if (ret < 0) { - wl1271_error("failed to send scan start command"); - goto out_free; - } - -out_free: - kfree(start); - return ret; -} +EXPORT_SYMBOL_GPL(wlcore_scan_sched_scan_ssid_list); void wl1271_scan_sched_scan_results(struct wl1271 *wl) { @@ -818,31 +421,3 @@ void wl1271_scan_sched_scan_results(struct wl1271 *wl) ieee80211_sched_scan_results(wl->hw); } - -void wl1271_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif) -{ - struct wl1271_cmd_sched_scan_stop *stop; - int ret = 0; - - wl1271_debug(DEBUG_CMD, "cmd periodic scan stop"); - - /* FIXME: what to do if alloc'ing to stop fails? */ - stop = kzalloc(sizeof(*stop), GFP_KERNEL); - if (!stop) { - wl1271_error("failed to alloc memory to send sched scan stop"); - return; - } - - stop->role_id = wlvif->role_id; - stop->tag = WL1271_SCAN_DEFAULT_TAG; - - ret = wl1271_cmd_send(wl, CMD_STOP_PERIODIC_SCAN, stop, - sizeof(*stop), 0); - if (ret < 0) { - wl1271_error("failed to send sched scan stop command"); - goto out_free; - } - -out_free: - kfree(stop); -} diff --git a/drivers/net/wireless/ti/wlcore/scan.h b/drivers/net/wireless/ti/wlcore/scan.h index 29f3c8d6b046..25b0422ec989 100644 --- a/drivers/net/wireless/ti/wlcore/scan.h +++ b/drivers/net/wireless/ti/wlcore/scan.h @@ -26,21 +26,19 @@ #include "wlcore.h" -int wl1271_scan(struct wl1271 *wl, struct ieee80211_vif *vif, +int wlcore_scan(struct wl1271 *wl, struct ieee80211_vif *vif, const u8 *ssid, size_t ssid_len, struct cfg80211_scan_request *req); -int wl1271_scan_stop(struct wl1271 *wl); int wl1271_scan_build_probe_req(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, const u8 *ie, size_t ie_len, u8 band); -void wl1271_scan_stm(struct wl1271 *wl, struct ieee80211_vif *vif); +void wl1271_scan_stm(struct wl1271 *wl, struct wl12xx_vif *wlvif); void wl1271_scan_complete_work(struct work_struct *work); int wl1271_scan_sched_scan_config(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct cfg80211_sched_scan_request *req, struct ieee80211_sched_scan_ies *ies); int wl1271_scan_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif); -void wl1271_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); void wl1271_scan_sched_scan_results(struct wl1271 *wl); #define WL1271_SCAN_MAX_CHANNELS 24 @@ -66,56 +64,6 @@ enum { WL1271_SCAN_STATE_DONE }; -struct basic_scan_params { - /* Scan option flags (WL1271_SCAN_OPT_*) */ - __le16 scan_options; - u8 role_id; - /* Number of scan channels in the list (maximum 30) */ - u8 n_ch; - /* This field indicates the number of probe requests to send - per channel for an active scan */ - u8 n_probe_reqs; - u8 tid_trigger; - u8 ssid_len; - u8 use_ssid_list; - - /* Rate bit field for sending the probes */ - __le32 tx_rate; - - u8 ssid[IEEE80211_MAX_SSID_LEN]; - /* Band to scan */ - u8 band; - - u8 scan_tag; - u8 padding2[2]; -} __packed; - -struct basic_scan_channel_params { - /* Duration in TU to wait for frames on a channel for active scan */ - __le32 min_duration; - __le32 max_duration; - __le32 bssid_lsb; - __le16 bssid_msb; - u8 early_termination; - u8 tx_power_att; - u8 channel; - /* FW internal use only! */ - u8 dfs_candidate; - u8 activity_detected; - u8 pad; -} __packed; - -struct wl1271_cmd_scan { - struct wl1271_cmd_header header; - - struct basic_scan_params params; - struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS]; - - /* src mac address */ - u8 addr[ETH_ALEN]; - u8 padding[2]; -} __packed; - struct wl1271_cmd_trigger_scan_to { struct wl1271_cmd_header header; @@ -160,43 +108,6 @@ struct conn_scan_ch_params { u8 padding[3]; } __packed; -struct wl1271_cmd_sched_scan_config { - struct wl1271_cmd_header header; - - __le32 intervals[SCAN_MAX_CYCLE_INTERVALS]; - - s8 rssi_threshold; /* for filtering (in dBm) */ - s8 snr_threshold; /* for filtering (in dB) */ - - u8 cycles; /* maximum number of scan cycles */ - u8 report_after; /* report when this number of results are received */ - u8 terminate; /* stop scanning after reporting */ - - u8 tag; - u8 bss_type; /* for filtering */ - u8 filter_type; - - u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */ - u8 ssid[IEEE80211_MAX_SSID_LEN]; - - u8 n_probe_reqs; /* Number of probes requests per channel */ - - u8 passive[SCAN_MAX_BANDS]; - u8 active[SCAN_MAX_BANDS]; - - u8 dfs; - - u8 n_pactive_ch; /* number of pactive (passive until fw detects energy) - channels in BG band */ - u8 role_id; - u8 padding[1]; - - struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ]; - struct conn_scan_ch_params channels_5[MAX_CHANNELS_5GHZ]; - struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ]; -} __packed; - - #define SCHED_SCAN_MAX_SSIDS 16 enum { @@ -220,21 +131,27 @@ struct wl1271_cmd_sched_scan_ssid_list { u8 padding[2]; } __packed; -struct wl1271_cmd_sched_scan_start { - struct wl1271_cmd_header header; +struct wlcore_scan_channels { + u8 passive[SCAN_MAX_BANDS]; /* number of passive scan channels */ + u8 active[SCAN_MAX_BANDS]; /* number of active scan channels */ + u8 dfs; /* number of dfs channels in 5ghz */ + u8 passive_active; /* number of passive before active channels 2.4ghz */ - u8 tag; - u8 role_id; - u8 padding[2]; -} __packed; - -struct wl1271_cmd_sched_scan_stop { - struct wl1271_cmd_header header; - - u8 tag; - u8 role_id; - u8 padding[2]; -} __packed; + struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ]; + struct conn_scan_ch_params channels_5[MAX_CHANNELS_5GHZ]; + struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ]; +}; +bool +wlcore_set_scan_chan_params(struct wl1271 *wl, + struct wlcore_scan_channels *cfg, + struct ieee80211_channel *channels[], + u32 n_channels, + u32 n_ssids); + +int +wlcore_scan_sched_scan_ssid_list(struct wl1271 *wl, + struct wl12xx_vif *wlvif, + struct cfg80211_sched_scan_request *req); #endif /* __WL1271_SCAN_H__ */ diff --git a/drivers/net/wireless/ti/wlcore/tx.c b/drivers/net/wireless/ti/wlcore/tx.c index cf6dbee309a4..2844f305a489 100644 --- a/drivers/net/wireless/ti/wlcore/tx.c +++ b/drivers/net/wireless/ti/wlcore/tx.c @@ -1135,6 +1135,7 @@ u32 wl1271_tx_min_rate_get(struct wl1271 *wl, u32 rate_set) return BIT(__ffs(rate_set)); } +EXPORT_SYMBOL_GPL(wl1271_tx_min_rate_get); void wlcore_stop_queue_locked(struct wl1271 *wl, u8 queue, enum wlcore_queue_stop_reason reason) diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h index b636f1db562b..9f82ee3a4a3a 100644 --- a/drivers/net/wireless/ti/wlcore/wlcore.h +++ b/drivers/net/wireless/ti/wlcore/wlcore.h @@ -82,6 +82,14 @@ struct wlcore_ops { int (*debugfs_init)(struct wl1271 *wl, struct dentry *rootdir); int (*handle_static_data)(struct wl1271 *wl, struct wl1271_static_data *static_data); + int (*scan_start)(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_scan_request *req); + int (*scan_stop)(struct wl1271 *wl, struct wl12xx_vif *wlvif); + void (*scan_completed)(struct wl1271 *wl, struct wl12xx_vif *wlvif); + int (*sched_scan_start)(struct wl1271 *wl, struct wl12xx_vif *wlvif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies); + void (*sched_scan_stop)(struct wl1271 *wl, struct wl12xx_vif *wlvif); int (*get_spare_blocks)(struct wl1271 *wl, bool is_gem); int (*set_key)(struct wl1271 *wl, enum set_key_cmd cmd, struct ieee80211_vif *vif, @@ -370,6 +378,11 @@ struct wl1271 { const char *sr_fw_name; const char *mr_fw_name; + u8 scan_templ_id_2_4; + u8 scan_templ_id_5; + u8 sched_scan_templ_id_2_4; + u8 sched_scan_templ_id_5; + /* per-chip-family private structure */ void *priv; |