diff options
Diffstat (limited to 'drivers/net/wireless/libertas')
28 files changed, 2910 insertions, 7586 deletions
diff --git a/drivers/net/wireless/libertas/Makefile b/drivers/net/wireless/libertas/Makefile index 45e870e33117..f7d01bfa2e4a 100644 --- a/drivers/net/wireless/libertas/Makefile +++ b/drivers/net/wireless/libertas/Makefile @@ -1,4 +1,3 @@ -libertas-y += assoc.o libertas-y += cfg.o libertas-y += cmd.o libertas-y += cmdresp.o @@ -6,9 +5,7 @@ libertas-y += debugfs.o libertas-y += ethtool.o libertas-y += main.o libertas-y += rx.o -libertas-y += scan.o libertas-y += tx.o -libertas-y += wext.o libertas-$(CONFIG_LIBERTAS_MESH) += mesh.o usb8xxx-objs += if_usb.o diff --git a/drivers/net/wireless/libertas/README b/drivers/net/wireless/libertas/README index 2726c044430f..60fd1afe89ac 100644 --- a/drivers/net/wireless/libertas/README +++ b/drivers/net/wireless/libertas/README @@ -226,6 +226,18 @@ setuserscan All entries in the scan table (not just the new scan data when keep=1) will be displayed upon completion by use of the getscantable ioctl. +hostsleep + This command is used to enable/disable host sleep. + Note: Host sleep parameters should be configured using + "ethtool -s ethX wol X" command before enabling host sleep. + + Path: /sys/kernel/debug/libertas_wireless/ethX/ + + Usage: + cat hostsleep: reads the current hostsleep state + echo "1" > hostsleep : enable host sleep. + echo "0" > hostsleep : disable host sleep + ======================== IWCONFIG COMMANDS ======================== diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c deleted file mode 100644 index aa06070e5eab..000000000000 --- a/drivers/net/wireless/libertas/assoc.c +++ /dev/null @@ -1,2264 +0,0 @@ -/* Copyright (C) 2006, Red Hat, Inc. */ - -#include <linux/types.h> -#include <linux/etherdevice.h> -#include <linux/ieee80211.h> -#include <linux/if_arp.h> -#include <linux/slab.h> -#include <net/lib80211.h> - -#include "assoc.h" -#include "decl.h" -#include "host.h" -#include "scan.h" -#include "cmd.h" - -static const u8 bssid_any[ETH_ALEN] __attribute__ ((aligned (2))) = - { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; -static const u8 bssid_off[ETH_ALEN] __attribute__ ((aligned (2))) = - { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; - -/* The firmware needs the following bits masked out of the beacon-derived - * capability field when associating/joining to a BSS: - * 9 (QoS), 11 (APSD), 12 (unused), 14 (unused), 15 (unused) - */ -#define CAPINFO_MASK (~(0xda00)) - -/** - * 802.11b/g supported bitrates (in 500Kb/s units) - */ -u8 lbs_bg_rates[MAX_RATES] = - { 0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6c, -0x00, 0x00 }; - - -static int assoc_helper_wep_keys(struct lbs_private *priv, - struct assoc_request *assoc_req); - -/** - * @brief This function finds common rates between rates and card rates. - * - * It will fill common rates in rates as output if found. - * - * NOTE: Setting the MSB of the basic rates need to be taken - * care, either before or after calling this function - * - * @param priv A pointer to struct lbs_private structure - * @param rates the buffer which keeps input and output - * @param rates_size the size of rates buffer; new size of buffer on return, - * which will be less than or equal to original rates_size - * - * @return 0 on success, or -1 on error - */ -static int get_common_rates(struct lbs_private *priv, - u8 *rates, - u16 *rates_size) -{ - int i, j; - u8 intersection[MAX_RATES]; - u16 intersection_size; - u16 num_rates = 0; - - intersection_size = min_t(u16, *rates_size, ARRAY_SIZE(intersection)); - - /* Allow each rate from 'rates' that is supported by the hardware */ - for (i = 0; i < ARRAY_SIZE(lbs_bg_rates) && lbs_bg_rates[i]; i++) { - for (j = 0; j < intersection_size && rates[j]; j++) { - if (rates[j] == lbs_bg_rates[i]) - intersection[num_rates++] = rates[j]; - } - } - - lbs_deb_hex(LBS_DEB_JOIN, "AP rates ", rates, *rates_size); - lbs_deb_hex(LBS_DEB_JOIN, "card rates ", lbs_bg_rates, - ARRAY_SIZE(lbs_bg_rates)); - lbs_deb_hex(LBS_DEB_JOIN, "common rates", intersection, num_rates); - lbs_deb_join("TX data rate 0x%02x\n", priv->cur_rate); - - if (!priv->enablehwauto) { - for (i = 0; i < num_rates; i++) { - if (intersection[i] == priv->cur_rate) - goto done; - } - lbs_pr_alert("Previously set fixed data rate %#x isn't " - "compatible with the network.\n", priv->cur_rate); - return -1; - } - -done: - memset(rates, 0, *rates_size); - *rates_size = num_rates; - memcpy(rates, intersection, num_rates); - return 0; -} - - -/** - * @brief Sets the MSB on basic rates as the firmware requires - * - * Scan through an array and set the MSB for basic data rates. - * - * @param rates buffer of data rates - * @param len size of buffer - */ -static void lbs_set_basic_rate_flags(u8 *rates, size_t len) -{ - int i; - - for (i = 0; i < len; i++) { - if (rates[i] == 0x02 || rates[i] == 0x04 || - rates[i] == 0x0b || rates[i] == 0x16) - rates[i] |= 0x80; - } -} - - -static u8 iw_auth_to_ieee_auth(u8 auth) -{ - if (auth == IW_AUTH_ALG_OPEN_SYSTEM) - return 0x00; - else if (auth == IW_AUTH_ALG_SHARED_KEY) - return 0x01; - else if (auth == IW_AUTH_ALG_LEAP) - return 0x80; - - lbs_deb_join("%s: invalid auth alg 0x%X\n", __func__, auth); - return 0; -} - -/** - * @brief This function prepares the authenticate command. AUTHENTICATE only - * sets the authentication suite for future associations, as the firmware - * handles authentication internally during the ASSOCIATE command. - * - * @param priv A pointer to struct lbs_private structure - * @param bssid The peer BSSID with which to authenticate - * @param auth The authentication mode to use (from wireless.h) - * - * @return 0 or -1 - */ -static int lbs_set_authentication(struct lbs_private *priv, u8 bssid[6], u8 auth) -{ - struct cmd_ds_802_11_authenticate cmd; - int ret = -1; - - lbs_deb_enter(LBS_DEB_JOIN); - - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - memcpy(cmd.bssid, bssid, ETH_ALEN); - - cmd.authtype = iw_auth_to_ieee_auth(auth); - - lbs_deb_join("AUTH_CMD: BSSID %pM, auth 0x%x\n", bssid, cmd.authtype); - - ret = lbs_cmd_with_response(priv, CMD_802_11_AUTHENTICATE, &cmd); - - lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); - return ret; -} - - -int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action, - struct assoc_request *assoc) -{ - struct cmd_ds_802_11_set_wep cmd; - int ret = 0; - - lbs_deb_enter(LBS_DEB_CMD); - - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.command = cpu_to_le16(CMD_802_11_SET_WEP); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - cmd.action = cpu_to_le16(cmd_action); - - if (cmd_action == CMD_ACT_ADD) { - int i; - - /* default tx key index */ - cmd.keyindex = cpu_to_le16(assoc->wep_tx_keyidx & - CMD_WEP_KEY_INDEX_MASK); - - /* Copy key types and material to host command structure */ - for (i = 0; i < 4; i++) { - struct enc_key *pkey = &assoc->wep_keys[i]; - - switch (pkey->len) { - case KEY_LEN_WEP_40: - cmd.keytype[i] = CMD_TYPE_WEP_40_BIT; - memmove(cmd.keymaterial[i], pkey->key, pkey->len); - lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i); - break; - case KEY_LEN_WEP_104: - cmd.keytype[i] = CMD_TYPE_WEP_104_BIT; - memmove(cmd.keymaterial[i], pkey->key, pkey->len); - lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i); - break; - case 0: - break; - default: - lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n", - i, pkey->len); - ret = -1; - goto done; - break; - } - } - } else if (cmd_action == CMD_ACT_REMOVE) { - /* ACT_REMOVE clears _all_ WEP keys */ - - /* default tx key index */ - cmd.keyindex = cpu_to_le16(priv->wep_tx_keyidx & - CMD_WEP_KEY_INDEX_MASK); - lbs_deb_cmd("SET_WEP: remove key %d\n", priv->wep_tx_keyidx); - } - - ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd); -done: - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action, - uint16_t *enable) -{ - struct cmd_ds_802_11_enable_rsn cmd; - int ret; - - lbs_deb_enter(LBS_DEB_CMD); - - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - cmd.action = cpu_to_le16(cmd_action); - - if (cmd_action == CMD_ACT_GET) - cmd.enable = 0; - else { - if (*enable) - cmd.enable = cpu_to_le16(CMD_ENABLE_RSN); - else - cmd.enable = cpu_to_le16(CMD_DISABLE_RSN); - lbs_deb_cmd("ENABLE_RSN: %d\n", *enable); - } - - ret = lbs_cmd_with_response(priv, CMD_802_11_ENABLE_RSN, &cmd); - if (!ret && cmd_action == CMD_ACT_GET) - *enable = le16_to_cpu(cmd.enable); - - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -static void set_one_wpa_key(struct MrvlIEtype_keyParamSet *keyparam, - struct enc_key *key) -{ - lbs_deb_enter(LBS_DEB_CMD); - - if (key->flags & KEY_INFO_WPA_ENABLED) - keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_ENABLED); - if (key->flags & KEY_INFO_WPA_UNICAST) - keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_UNICAST); - if (key->flags & KEY_INFO_WPA_MCAST) - keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_MCAST); - - keyparam->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL); - keyparam->keytypeid = cpu_to_le16(key->type); - keyparam->keylen = cpu_to_le16(key->len); - memcpy(keyparam->key, key->key, key->len); - - /* Length field doesn't include the {type,length} header */ - keyparam->length = cpu_to_le16(sizeof(*keyparam) - 4); - lbs_deb_leave(LBS_DEB_CMD); -} - -int lbs_cmd_802_11_key_material(struct lbs_private *priv, uint16_t cmd_action, - struct assoc_request *assoc) -{ - struct cmd_ds_802_11_key_material cmd; - int ret = 0; - int index = 0; - - lbs_deb_enter(LBS_DEB_CMD); - - cmd.action = cpu_to_le16(cmd_action); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - if (cmd_action == CMD_ACT_GET) { - cmd.hdr.size = cpu_to_le16(sizeof(struct cmd_header) + 2); - } else { - memset(cmd.keyParamSet, 0, sizeof(cmd.keyParamSet)); - - if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc->flags)) { - set_one_wpa_key(&cmd.keyParamSet[index], - &assoc->wpa_unicast_key); - index++; - } - - if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc->flags)) { - set_one_wpa_key(&cmd.keyParamSet[index], - &assoc->wpa_mcast_key); - index++; - } - - /* The common header and as many keys as we included */ - cmd.hdr.size = cpu_to_le16(offsetof(typeof(cmd), - keyParamSet[index])); - } - ret = lbs_cmd_with_response(priv, CMD_802_11_KEY_MATERIAL, &cmd); - /* Copy the returned key to driver private data */ - if (!ret && cmd_action == CMD_ACT_GET) { - void *buf_ptr = cmd.keyParamSet; - void *resp_end = &(&cmd)[1]; - - while (buf_ptr < resp_end) { - struct MrvlIEtype_keyParamSet *keyparam = buf_ptr; - struct enc_key *key; - uint16_t param_set_len = le16_to_cpu(keyparam->length); - uint16_t key_len = le16_to_cpu(keyparam->keylen); - uint16_t key_flags = le16_to_cpu(keyparam->keyinfo); - uint16_t key_type = le16_to_cpu(keyparam->keytypeid); - void *end; - - end = (void *)keyparam + sizeof(keyparam->type) - + sizeof(keyparam->length) + param_set_len; - - /* Make sure we don't access past the end of the IEs */ - if (end > resp_end) - break; - - if (key_flags & KEY_INFO_WPA_UNICAST) - key = &priv->wpa_unicast_key; - else if (key_flags & KEY_INFO_WPA_MCAST) - key = &priv->wpa_mcast_key; - else - break; - - /* Copy returned key into driver */ - memset(key, 0, sizeof(struct enc_key)); - if (key_len > sizeof(key->key)) - break; - key->type = key_type; - key->flags = key_flags; - key->len = key_len; - memcpy(key->key, keyparam->key, key->len); - - buf_ptr = end + 1; - } - } - - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -static __le16 lbs_rate_to_fw_bitmap(int rate, int lower_rates_ok) -{ -/* Bit Rate -* 15:13 Reserved -* 12 54 Mbps -* 11 48 Mbps -* 10 36 Mbps -* 9 24 Mbps -* 8 18 Mbps -* 7 12 Mbps -* 6 9 Mbps -* 5 6 Mbps -* 4 Reserved -* 3 11 Mbps -* 2 5.5 Mbps -* 1 2 Mbps -* 0 1 Mbps -**/ - - uint16_t ratemask; - int i = lbs_data_rate_to_fw_index(rate); - if (lower_rates_ok) - ratemask = (0x1fef >> (12 - i)); - else - ratemask = (1 << i); - return cpu_to_le16(ratemask); -} - -int lbs_cmd_802_11_rate_adapt_rateset(struct lbs_private *priv, - uint16_t cmd_action) -{ - struct cmd_ds_802_11_rate_adapt_rateset cmd; - int ret; - - lbs_deb_enter(LBS_DEB_CMD); - - if (!priv->cur_rate && !priv->enablehwauto) - return -EINVAL; - - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - cmd.action = cpu_to_le16(cmd_action); - cmd.enablehwauto = cpu_to_le16(priv->enablehwauto); - cmd.bitmap = lbs_rate_to_fw_bitmap(priv->cur_rate, priv->enablehwauto); - ret = lbs_cmd_with_response(priv, CMD_802_11_RATE_ADAPT_RATESET, &cmd); - if (!ret && cmd_action == CMD_ACT_GET) - priv->enablehwauto = le16_to_cpu(cmd.enablehwauto); - - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -/** - * @brief Set the data rate - * - * @param priv A pointer to struct lbs_private structure - * @param rate The desired data rate, or 0 to clear a locked rate - * - * @return 0 on success, error on failure - */ -int lbs_set_data_rate(struct lbs_private *priv, u8 rate) -{ - struct cmd_ds_802_11_data_rate cmd; - int ret = 0; - - lbs_deb_enter(LBS_DEB_CMD); - - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - if (rate > 0) { - cmd.action = cpu_to_le16(CMD_ACT_SET_TX_FIX_RATE); - cmd.rates[0] = lbs_data_rate_to_fw_index(rate); - if (cmd.rates[0] == 0) { - lbs_deb_cmd("DATA_RATE: invalid requested rate of" - " 0x%02X\n", rate); - ret = 0; - goto out; - } - lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n", cmd.rates[0]); - } else { - cmd.action = cpu_to_le16(CMD_ACT_SET_TX_AUTO); - lbs_deb_cmd("DATA_RATE: setting auto\n"); - } - - ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd); - if (ret) - goto out; - - lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof(cmd)); - - /* FIXME: get actual rates FW can do if this command actually returns - * all data rates supported. - */ - priv->cur_rate = lbs_fw_index_to_data_rate(cmd.rates[0]); - lbs_deb_cmd("DATA_RATE: current rate is 0x%02x\n", priv->cur_rate); - -out: - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - - -int lbs_cmd_802_11_rssi(struct lbs_private *priv, - struct cmd_ds_command *cmd) -{ - - lbs_deb_enter(LBS_DEB_CMD); - cmd->command = cpu_to_le16(CMD_802_11_RSSI); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + - sizeof(struct cmd_header)); - cmd->params.rssi.N = cpu_to_le16(DEFAULT_BCN_AVG_FACTOR); - - /* reset Beacon SNR/NF/RSSI values */ - priv->SNR[TYPE_BEACON][TYPE_NOAVG] = 0; - priv->SNR[TYPE_BEACON][TYPE_AVG] = 0; - priv->NF[TYPE_BEACON][TYPE_NOAVG] = 0; - priv->NF[TYPE_BEACON][TYPE_AVG] = 0; - priv->RSSI[TYPE_BEACON][TYPE_NOAVG] = 0; - priv->RSSI[TYPE_BEACON][TYPE_AVG] = 0; - - lbs_deb_leave(LBS_DEB_CMD); - return 0; -} - -int lbs_ret_802_11_rssi(struct lbs_private *priv, - struct cmd_ds_command *resp) -{ - struct cmd_ds_802_11_rssi_rsp *rssirsp = &resp->params.rssirsp; - - lbs_deb_enter(LBS_DEB_CMD); - - /* store the non average value */ - priv->SNR[TYPE_BEACON][TYPE_NOAVG] = get_unaligned_le16(&rssirsp->SNR); - priv->NF[TYPE_BEACON][TYPE_NOAVG] = - get_unaligned_le16(&rssirsp->noisefloor); - - priv->SNR[TYPE_BEACON][TYPE_AVG] = get_unaligned_le16(&rssirsp->avgSNR); - priv->NF[TYPE_BEACON][TYPE_AVG] = - get_unaligned_le16(&rssirsp->avgnoisefloor); - - priv->RSSI[TYPE_BEACON][TYPE_NOAVG] = - CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG], - priv->NF[TYPE_BEACON][TYPE_NOAVG]); - - priv->RSSI[TYPE_BEACON][TYPE_AVG] = - CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_AVG] / AVG_SCALE, - priv->NF[TYPE_BEACON][TYPE_AVG] / AVG_SCALE); - - lbs_deb_cmd("RSSI: beacon %d, avg %d\n", - priv->RSSI[TYPE_BEACON][TYPE_NOAVG], - priv->RSSI[TYPE_BEACON][TYPE_AVG]); - - lbs_deb_leave(LBS_DEB_CMD); - return 0; -} - - -int lbs_cmd_bcn_ctrl(struct lbs_private *priv, - struct cmd_ds_command *cmd, - u16 cmd_action) -{ - struct cmd_ds_802_11_beacon_control - *bcn_ctrl = &cmd->params.bcn_ctrl; - - lbs_deb_enter(LBS_DEB_CMD); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_beacon_control) - + sizeof(struct cmd_header)); - cmd->command = cpu_to_le16(CMD_802_11_BEACON_CTRL); - - bcn_ctrl->action = cpu_to_le16(cmd_action); - bcn_ctrl->beacon_enable = cpu_to_le16(priv->beacon_enable); - bcn_ctrl->beacon_period = cpu_to_le16(priv->beacon_period); - - lbs_deb_leave(LBS_DEB_CMD); - return 0; -} - -int lbs_ret_802_11_bcn_ctrl(struct lbs_private *priv, - struct cmd_ds_command *resp) -{ - struct cmd_ds_802_11_beacon_control *bcn_ctrl = - &resp->params.bcn_ctrl; - - lbs_deb_enter(LBS_DEB_CMD); - - if (bcn_ctrl->action == CMD_ACT_GET) { - priv->beacon_enable = (u8) le16_to_cpu(bcn_ctrl->beacon_enable); - priv->beacon_period = le16_to_cpu(bcn_ctrl->beacon_period); - } - - lbs_deb_enter(LBS_DEB_CMD); - return 0; -} - - - -static int lbs_assoc_post(struct lbs_private *priv, - struct cmd_ds_802_11_associate_response *resp) -{ - int ret = 0; - union iwreq_data wrqu; - struct bss_descriptor *bss; - u16 status_code; - - lbs_deb_enter(LBS_DEB_ASSOC); - - if (!priv->in_progress_assoc_req) { - lbs_deb_assoc("ASSOC_RESP: no in-progress assoc request\n"); - ret = -1; - goto done; - } - bss = &priv->in_progress_assoc_req->bss; - - /* - * Older FW versions map the IEEE 802.11 Status Code in the association - * response to the following values returned in resp->statuscode: - * - * IEEE Status Code Marvell Status Code - * 0 -> 0x0000 ASSOC_RESULT_SUCCESS - * 13 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 14 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 15 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 16 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * others -> 0x0003 ASSOC_RESULT_REFUSED - * - * Other response codes: - * 0x0001 -> ASSOC_RESULT_INVALID_PARAMETERS (unused) - * 0x0002 -> ASSOC_RESULT_TIMEOUT (internal timer expired waiting for - * association response from the AP) - */ - - status_code = le16_to_cpu(resp->statuscode); - if (priv->fwrelease < 0x09000000) { - switch (status_code) { - case 0x00: - break; - case 0x01: - lbs_deb_assoc("ASSOC_RESP: invalid parameters\n"); - break; - case 0x02: - lbs_deb_assoc("ASSOC_RESP: internal timer " - "expired while waiting for the AP\n"); - break; - case 0x03: - lbs_deb_assoc("ASSOC_RESP: association " - "refused by AP\n"); - break; - case 0x04: - lbs_deb_assoc("ASSOC_RESP: authentication " - "refused by AP\n"); - break; - default: - lbs_deb_assoc("ASSOC_RESP: failure reason 0x%02x " - " unknown\n", status_code); - break; - } - } else { - /* v9+ returns the AP's association response */ - lbs_deb_assoc("ASSOC_RESP: failure reason 0x%02x\n", status_code); - } - - if (status_code) { - lbs_mac_event_disconnected(priv); - ret = status_code; - goto done; - } - - lbs_deb_hex(LBS_DEB_ASSOC, "ASSOC_RESP", - (void *) (resp + sizeof (resp->hdr)), - le16_to_cpu(resp->hdr.size) - sizeof (resp->hdr)); - - /* Send a Media Connected event, according to the Spec */ - priv->connect_status = LBS_CONNECTED; - - /* Update current SSID and BSSID */ - memcpy(&priv->curbssparams.ssid, &bss->ssid, IEEE80211_MAX_SSID_LEN); - priv->curbssparams.ssid_len = bss->ssid_len; - memcpy(priv->curbssparams.bssid, bss->bssid, ETH_ALEN); - - priv->SNR[TYPE_RXPD][TYPE_AVG] = 0; - priv->NF[TYPE_RXPD][TYPE_AVG] = 0; - - memset(priv->rawSNR, 0x00, sizeof(priv->rawSNR)); - memset(priv->rawNF, 0x00, sizeof(priv->rawNF)); - priv->nextSNRNF = 0; - priv->numSNRNF = 0; - - netif_carrier_on(priv->dev); - if (!priv->tx_pending_len) - netif_wake_queue(priv->dev); - - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief This function prepares an association-class command. - * - * @param priv A pointer to struct lbs_private structure - * @param assoc_req The association request describing the BSS to associate - * or reassociate with - * @param command The actual command, either CMD_802_11_ASSOCIATE or - * CMD_802_11_REASSOCIATE - * - * @return 0 or -1 - */ -static int lbs_associate(struct lbs_private *priv, - struct assoc_request *assoc_req, - u16 command) -{ - struct cmd_ds_802_11_associate cmd; - int ret = 0; - struct bss_descriptor *bss = &assoc_req->bss; - u8 *pos = &(cmd.iebuf[0]); - u16 tmpcap, tmplen, tmpauth; - struct mrvl_ie_ssid_param_set *ssid; - struct mrvl_ie_ds_param_set *ds; - struct mrvl_ie_cf_param_set *cf; - struct mrvl_ie_rates_param_set *rates; - struct mrvl_ie_rsn_param_set *rsn; - struct mrvl_ie_auth_type *auth; - - lbs_deb_enter(LBS_DEB_ASSOC); - - BUG_ON((command != CMD_802_11_ASSOCIATE) && - (command != CMD_802_11_REASSOCIATE)); - - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.command = cpu_to_le16(command); - - /* Fill in static fields */ - memcpy(cmd.bssid, bss->bssid, ETH_ALEN); - cmd.listeninterval = cpu_to_le16(MRVDRV_DEFAULT_LISTEN_INTERVAL); - - /* Capability info */ - tmpcap = (bss->capability & CAPINFO_MASK); - if (bss->mode == IW_MODE_INFRA) - tmpcap |= WLAN_CAPABILITY_ESS; - cmd.capability = cpu_to_le16(tmpcap); - lbs_deb_assoc("ASSOC_CMD: capability 0x%04x\n", tmpcap); - - /* SSID */ - ssid = (struct mrvl_ie_ssid_param_set *) pos; - ssid->header.type = cpu_to_le16(TLV_TYPE_SSID); - tmplen = bss->ssid_len; - ssid->header.len = cpu_to_le16(tmplen); - memcpy(ssid->ssid, bss->ssid, tmplen); - pos += sizeof(ssid->header) + tmplen; - - ds = (struct mrvl_ie_ds_param_set *) pos; - ds->header.type = cpu_to_le16(TLV_TYPE_PHY_DS); - ds->header.len = cpu_to_le16(1); - ds->channel = bss->phy.ds.channel; - pos += sizeof(ds->header) + 1; - - cf = (struct mrvl_ie_cf_param_set *) pos; - cf->header.type = cpu_to_le16(TLV_TYPE_CF); - tmplen = sizeof(*cf) - sizeof (cf->header); - cf->header.len = cpu_to_le16(tmplen); - /* IE payload should be zeroed, firmware fills it in for us */ - pos += sizeof(*cf); - - rates = (struct mrvl_ie_rates_param_set *) pos; - rates->header.type = cpu_to_le16(TLV_TYPE_RATES); - tmplen = min_t(u16, ARRAY_SIZE(bss->rates), MAX_RATES); - memcpy(&rates->rates, &bss->rates, tmplen); - if (get_common_rates(priv, rates->rates, &tmplen)) { - ret = -1; - goto done; - } - pos += sizeof(rates->header) + tmplen; - rates->header.len = cpu_to_le16(tmplen); - lbs_deb_assoc("ASSOC_CMD: num rates %u\n", tmplen); - - /* Copy the infra. association rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, &rates->rates, tmplen); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(rates->rates, tmplen); - - /* Firmware v9+ indicate authentication suites as a TLV */ - if (priv->fwrelease >= 0x09000000) { - auth = (struct mrvl_ie_auth_type *) pos; - auth->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE); - auth->header.len = cpu_to_le16(2); - tmpauth = iw_auth_to_ieee_auth(priv->secinfo.auth_mode); - auth->auth = cpu_to_le16(tmpauth); - pos += sizeof(auth->header) + 2; - - lbs_deb_join("AUTH_CMD: BSSID %pM, auth 0x%x\n", - bss->bssid, priv->secinfo.auth_mode); - } - - /* WPA/WPA2 IEs */ - if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { - rsn = (struct mrvl_ie_rsn_param_set *) pos; - /* WPA_IE or WPA2_IE */ - rsn->header.type = cpu_to_le16((u16) assoc_req->wpa_ie[0]); - tmplen = (u16) assoc_req->wpa_ie[1]; - rsn->header.len = cpu_to_le16(tmplen); - memcpy(rsn->rsnie, &assoc_req->wpa_ie[2], tmplen); - lbs_deb_hex(LBS_DEB_JOIN, "ASSOC_CMD: WPA/RSN IE", (u8 *) rsn, - sizeof(rsn->header) + tmplen); - pos += sizeof(rsn->header) + tmplen; - } - - cmd.hdr.size = cpu_to_le16((sizeof(cmd) - sizeof(cmd.iebuf)) + - (u16)(pos - (u8 *) &cmd.iebuf)); - - /* update curbssparams */ - priv->channel = bss->phy.ds.channel; - - ret = lbs_cmd_with_response(priv, command, &cmd); - if (ret == 0) { - ret = lbs_assoc_post(priv, - (struct cmd_ds_802_11_associate_response *) &cmd); - } - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief Associate to a specific BSS discovered in a scan - * - * @param priv A pointer to struct lbs_private structure - * @param assoc_req The association request describing the BSS to associate with - * - * @return 0-success, otherwise fail - */ -static int lbs_try_associate(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - int ret; - u8 preamble = RADIO_PREAMBLE_LONG; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* FW v9 and higher indicate authentication suites as a TLV in the - * association command, not as a separate authentication command. - */ - if (priv->fwrelease < 0x09000000) { - ret = lbs_set_authentication(priv, assoc_req->bss.bssid, - priv->secinfo.auth_mode); - if (ret) - goto out; - } - - /* Use short preamble only when both the BSS and firmware support it */ - if (assoc_req->bss.capability & WLAN_CAPABILITY_SHORT_PREAMBLE) - preamble = RADIO_PREAMBLE_SHORT; - - ret = lbs_set_radio(priv, preamble, 1); - if (ret) - goto out; - - ret = lbs_associate(priv, assoc_req, CMD_802_11_ASSOCIATE); - /* If the association fails with current auth mode, let's - * try by changing the auth mode - */ - if ((priv->authtype_auto) && - (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) && - (assoc_req->secinfo.wep_enabled) && - (priv->connect_status != LBS_CONNECTED)) { - if (priv->secinfo.auth_mode == IW_AUTH_ALG_OPEN_SYSTEM) - priv->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; - else - priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - if (!assoc_helper_wep_keys(priv, assoc_req)) - ret = lbs_associate(priv, assoc_req, - CMD_802_11_ASSOCIATE); - } - - if (ret) - ret = -1; -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -static int lbs_adhoc_post(struct lbs_private *priv, - struct cmd_ds_802_11_ad_hoc_result *resp) -{ - int ret = 0; - u16 command = le16_to_cpu(resp->hdr.command); - u16 result = le16_to_cpu(resp->hdr.result); - union iwreq_data wrqu; - struct bss_descriptor *bss; - DECLARE_SSID_BUF(ssid); - - lbs_deb_enter(LBS_DEB_JOIN); - - if (!priv->in_progress_assoc_req) { - lbs_deb_join("ADHOC_RESP: no in-progress association " - "request\n"); - ret = -1; - goto done; - } - bss = &priv->in_progress_assoc_req->bss; - - /* - * Join result code 0 --> SUCCESS - */ - if (result) { - lbs_deb_join("ADHOC_RESP: failed (result 0x%X)\n", result); - if (priv->connect_status == LBS_CONNECTED) - lbs_mac_event_disconnected(priv); - ret = -1; - goto done; - } - - /* Send a Media Connected event, according to the Spec */ - priv->connect_status = LBS_CONNECTED; - - if (command == CMD_RET(CMD_802_11_AD_HOC_START)) { - /* Update the created network descriptor with the new BSSID */ - memcpy(bss->bssid, resp->bssid, ETH_ALEN); - } - - /* Set the BSSID from the joined/started descriptor */ - memcpy(&priv->curbssparams.bssid, bss->bssid, ETH_ALEN); - - /* Set the new SSID to current SSID */ - memcpy(&priv->curbssparams.ssid, &bss->ssid, IEEE80211_MAX_SSID_LEN); - priv->curbssparams.ssid_len = bss->ssid_len; - - netif_carrier_on(priv->dev); - if (!priv->tx_pending_len) - netif_wake_queue(priv->dev); - - memset(&wrqu, 0, sizeof(wrqu)); - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - - lbs_deb_join("ADHOC_RESP: Joined/started '%s', BSSID %pM, channel %d\n", - print_ssid(ssid, bss->ssid, bss->ssid_len), - priv->curbssparams.bssid, - priv->channel); - -done: - lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); - return ret; -} - -/** - * @brief Join an adhoc network found in a previous scan - * - * @param priv A pointer to struct lbs_private structure - * @param assoc_req The association request describing the BSS to join - * - * @return 0 on success, error on failure - */ -static int lbs_adhoc_join(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - struct cmd_ds_802_11_ad_hoc_join cmd; - struct bss_descriptor *bss = &assoc_req->bss; - u8 preamble = RADIO_PREAMBLE_LONG; - DECLARE_SSID_BUF(ssid); - u16 ratesize = 0; - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - lbs_deb_join("current SSID '%s', ssid length %u\n", - print_ssid(ssid, priv->curbssparams.ssid, - priv->curbssparams.ssid_len), - priv->curbssparams.ssid_len); - lbs_deb_join("requested ssid '%s', ssid length %u\n", - print_ssid(ssid, bss->ssid, bss->ssid_len), - bss->ssid_len); - - /* check if the requested SSID is already joined */ - if (priv->curbssparams.ssid_len && - !lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - bss->ssid, bss->ssid_len) && - (priv->mode == IW_MODE_ADHOC) && - (priv->connect_status == LBS_CONNECTED)) { - union iwreq_data wrqu; - - lbs_deb_join("ADHOC_J_CMD: New ad-hoc SSID is the same as " - "current, not attempting to re-join"); - - /* Send the re-association event though, because the association - * request really was successful, even if just a null-op. - */ - memset(&wrqu, 0, sizeof(wrqu)); - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, - ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - goto out; - } - - /* Use short preamble only when both the BSS and firmware support it */ - if (bss->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) { - lbs_deb_join("AdhocJoin: Short preamble\n"); - preamble = RADIO_PREAMBLE_SHORT; - } - - ret = lbs_set_radio(priv, preamble, 1); - if (ret) - goto out; - - lbs_deb_join("AdhocJoin: channel = %d\n", assoc_req->channel); - lbs_deb_join("AdhocJoin: band = %c\n", assoc_req->band); - - priv->adhoccreate = 0; - priv->channel = bss->channel; - - /* Build the join command */ - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - cmd.bss.type = CMD_BSS_TYPE_IBSS; - cmd.bss.beaconperiod = cpu_to_le16(bss->beaconperiod); - - memcpy(&cmd.bss.bssid, &bss->bssid, ETH_ALEN); - memcpy(&cmd.bss.ssid, &bss->ssid, bss->ssid_len); - - memcpy(&cmd.bss.ds, &bss->phy.ds, sizeof(struct ieee_ie_ds_param_set)); - - memcpy(&cmd.bss.ibss, &bss->ss.ibss, - sizeof(struct ieee_ie_ibss_param_set)); - - cmd.bss.capability = cpu_to_le16(bss->capability & CAPINFO_MASK); - lbs_deb_join("ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n", - bss->capability, CAPINFO_MASK); - - /* information on BSSID descriptor passed to FW */ - lbs_deb_join("ADHOC_J_CMD: BSSID = %pM, SSID = '%s'\n", - cmd.bss.bssid, cmd.bss.ssid); - - /* Only v8 and below support setting these */ - if (priv->fwrelease < 0x09000000) { - /* failtimeout */ - cmd.failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT); - /* probedelay */ - cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); - } - - /* Copy Data rates from the rates recorded in scan response */ - memset(cmd.bss.rates, 0, sizeof(cmd.bss.rates)); - ratesize = min_t(u16, ARRAY_SIZE(cmd.bss.rates), ARRAY_SIZE (bss->rates)); - memcpy(cmd.bss.rates, bss->rates, ratesize); - if (get_common_rates(priv, cmd.bss.rates, &ratesize)) { - lbs_deb_join("ADHOC_JOIN: get_common_rates returned error.\n"); - ret = -1; - goto out; - } - - /* Copy the ad-hoc creation rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, cmd.bss.rates, ratesize); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(cmd.bss.rates, ratesize); - - cmd.bss.ibss.atimwindow = bss->atimwindow; - - if (assoc_req->secinfo.wep_enabled) { - u16 tmp = le16_to_cpu(cmd.bss.capability); - tmp |= WLAN_CAPABILITY_PRIVACY; - cmd.bss.capability = cpu_to_le16(tmp); - } - - if (priv->psmode == LBS802_11POWERMODEMAX_PSP) { - __le32 local_ps_mode = cpu_to_le32(LBS802_11POWERMODECAM); - - /* wake up first */ - ret = lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE, - CMD_ACT_SET, 0, 0, - &local_ps_mode); - if (ret) { - ret = -1; - goto out; - } - } - - ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_JOIN, &cmd); - if (ret == 0) { - ret = lbs_adhoc_post(priv, - (struct cmd_ds_802_11_ad_hoc_result *)&cmd); - } - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief Start an Adhoc Network - * - * @param priv A pointer to struct lbs_private structure - * @param assoc_req The association request describing the BSS to start - * - * @return 0 on success, error on failure - */ -static int lbs_adhoc_start(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - struct cmd_ds_802_11_ad_hoc_start cmd; - u8 preamble = RADIO_PREAMBLE_SHORT; - size_t ratesize = 0; - u16 tmpcap = 0; - int ret = 0; - DECLARE_SSID_BUF(ssid); - - lbs_deb_enter(LBS_DEB_ASSOC); - - ret = lbs_set_radio(priv, preamble, 1); - if (ret) - goto out; - - /* Build the start command */ - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - memcpy(cmd.ssid, assoc_req->ssid, assoc_req->ssid_len); - - lbs_deb_join("ADHOC_START: SSID '%s', ssid length %u\n", - print_ssid(ssid, assoc_req->ssid, assoc_req->ssid_len), - assoc_req->ssid_len); - - cmd.bsstype = CMD_BSS_TYPE_IBSS; - - if (priv->beacon_period == 0) - priv->beacon_period = MRVDRV_BEACON_INTERVAL; - cmd.beaconperiod = cpu_to_le16(priv->beacon_period); - - WARN_ON(!assoc_req->channel); - - /* set Physical parameter set */ - cmd.ds.header.id = WLAN_EID_DS_PARAMS; - cmd.ds.header.len = 1; - cmd.ds.channel = assoc_req->channel; - - /* set IBSS parameter set */ - cmd.ibss.header.id = WLAN_EID_IBSS_PARAMS; - cmd.ibss.header.len = 2; - cmd.ibss.atimwindow = cpu_to_le16(0); - - /* set capability info */ - tmpcap = WLAN_CAPABILITY_IBSS; - if (assoc_req->secinfo.wep_enabled || - assoc_req->secinfo.WPAenabled || - assoc_req->secinfo.WPA2enabled) { - lbs_deb_join("ADHOC_START: WEP/WPA enabled, privacy on\n"); - tmpcap |= WLAN_CAPABILITY_PRIVACY; - } else - lbs_deb_join("ADHOC_START: WEP disabled, privacy off\n"); - - cmd.capability = cpu_to_le16(tmpcap); - - /* Only v8 and below support setting probe delay */ - if (priv->fwrelease < 0x09000000) - cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); - - ratesize = min(sizeof(cmd.rates), sizeof(lbs_bg_rates)); - memcpy(cmd.rates, lbs_bg_rates, ratesize); - - /* Copy the ad-hoc creating rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, &cmd.rates, ratesize); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(cmd.rates, ratesize); - - lbs_deb_join("ADHOC_START: rates=%02x %02x %02x %02x\n", - cmd.rates[0], cmd.rates[1], cmd.rates[2], cmd.rates[3]); - - lbs_deb_join("ADHOC_START: Starting Ad-Hoc BSS on channel %d, band %d\n", - assoc_req->channel, assoc_req->band); - - priv->adhoccreate = 1; - priv->mode = IW_MODE_ADHOC; - - ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_START, &cmd); - if (ret == 0) - ret = lbs_adhoc_post(priv, - (struct cmd_ds_802_11_ad_hoc_result *)&cmd); - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief Stop and Ad-Hoc network and exit Ad-Hoc mode - * - * @param priv A pointer to struct lbs_private structure - * @return 0 on success, or an error - */ -int lbs_adhoc_stop(struct lbs_private *priv) -{ - struct cmd_ds_802_11_ad_hoc_stop cmd; - int ret; - - lbs_deb_enter(LBS_DEB_JOIN); - - memset(&cmd, 0, sizeof (cmd)); - cmd.hdr.size = cpu_to_le16 (sizeof (cmd)); - - ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_STOP, &cmd); - - /* Clean up everything even if there was an error */ - lbs_mac_event_disconnected(priv); - - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -static inline int match_bss_no_security(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (!secinfo->wep_enabled && - !secinfo->WPAenabled && !secinfo->WPA2enabled && - match_bss->wpa_ie[0] != WLAN_EID_GENERIC && - match_bss->rsn_ie[0] != WLAN_EID_RSN && - !(match_bss->capability & WLAN_CAPABILITY_PRIVACY)) - return 1; - else - return 0; -} - -static inline int match_bss_static_wep(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (secinfo->wep_enabled && - !secinfo->WPAenabled && !secinfo->WPA2enabled && - (match_bss->capability & WLAN_CAPABILITY_PRIVACY)) - return 1; - else - return 0; -} - -static inline int match_bss_wpa(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (!secinfo->wep_enabled && secinfo->WPAenabled && - (match_bss->wpa_ie[0] == WLAN_EID_GENERIC) - /* privacy bit may NOT be set in some APs like LinkSys WRT54G - && (match_bss->capability & WLAN_CAPABILITY_PRIVACY) */ - ) - return 1; - else - return 0; -} - -static inline int match_bss_wpa2(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (!secinfo->wep_enabled && secinfo->WPA2enabled && - (match_bss->rsn_ie[0] == WLAN_EID_RSN) - /* privacy bit may NOT be set in some APs like LinkSys WRT54G - (match_bss->capability & WLAN_CAPABILITY_PRIVACY) */ - ) - return 1; - else - return 0; -} - -static inline int match_bss_dynamic_wep(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (!secinfo->wep_enabled && - !secinfo->WPAenabled && !secinfo->WPA2enabled && - (match_bss->wpa_ie[0] != WLAN_EID_GENERIC) && - (match_bss->rsn_ie[0] != WLAN_EID_RSN) && - (match_bss->capability & WLAN_CAPABILITY_PRIVACY)) - return 1; - else - return 0; -} - -/** - * @brief Check if a scanned network compatible with the driver settings - * - * WEP WPA WPA2 ad-hoc encrypt Network - * enabled enabled enabled AES mode privacy WPA WPA2 Compatible - * 0 0 0 0 NONE 0 0 0 yes No security - * 1 0 0 0 NONE 1 0 0 yes Static WEP - * 0 1 0 0 x 1x 1 x yes WPA - * 0 0 1 0 x 1x x 1 yes WPA2 - * 0 0 0 1 NONE 1 0 0 yes Ad-hoc AES - * 0 0 0 0 !=NONE 1 0 0 yes Dynamic WEP - * - * - * @param priv A pointer to struct lbs_private - * @param index Index in scantable to check against current driver settings - * @param mode Network mode: Infrastructure or IBSS - * - * @return Index in scantable, or error code if negative - */ -static int is_network_compatible(struct lbs_private *priv, - struct bss_descriptor *bss, uint8_t mode) -{ - int matched = 0; - - lbs_deb_enter(LBS_DEB_SCAN); - - if (bss->mode != mode) - goto done; - - matched = match_bss_no_security(&priv->secinfo, bss); - if (matched) - goto done; - matched = match_bss_static_wep(&priv->secinfo, bss); - if (matched) - goto done; - matched = match_bss_wpa(&priv->secinfo, bss); - if (matched) { - lbs_deb_scan("is_network_compatible() WPA: wpa_ie 0x%x " - "wpa2_ie 0x%x WEP %s WPA %s WPA2 %s " - "privacy 0x%x\n", bss->wpa_ie[0], bss->rsn_ie[0], - priv->secinfo.wep_enabled ? "e" : "d", - priv->secinfo.WPAenabled ? "e" : "d", - priv->secinfo.WPA2enabled ? "e" : "d", - (bss->capability & WLAN_CAPABILITY_PRIVACY)); - goto done; - } - matched = match_bss_wpa2(&priv->secinfo, bss); - if (matched) { - lbs_deb_scan("is_network_compatible() WPA2: wpa_ie 0x%x " - "wpa2_ie 0x%x WEP %s WPA %s WPA2 %s " - "privacy 0x%x\n", bss->wpa_ie[0], bss->rsn_ie[0], - priv->secinfo.wep_enabled ? "e" : "d", - priv->secinfo.WPAenabled ? "e" : "d", - priv->secinfo.WPA2enabled ? "e" : "d", - (bss->capability & WLAN_CAPABILITY_PRIVACY)); - goto done; - } - matched = match_bss_dynamic_wep(&priv->secinfo, bss); - if (matched) { - lbs_deb_scan("is_network_compatible() dynamic WEP: " - "wpa_ie 0x%x wpa2_ie 0x%x privacy 0x%x\n", - bss->wpa_ie[0], bss->rsn_ie[0], - (bss->capability & WLAN_CAPABILITY_PRIVACY)); - goto done; - } - - /* bss security settings don't match those configured on card */ - lbs_deb_scan("is_network_compatible() FAILED: wpa_ie 0x%x " - "wpa2_ie 0x%x WEP %s WPA %s WPA2 %s privacy 0x%x\n", - bss->wpa_ie[0], bss->rsn_ie[0], - priv->secinfo.wep_enabled ? "e" : "d", - priv->secinfo.WPAenabled ? "e" : "d", - priv->secinfo.WPA2enabled ? "e" : "d", - (bss->capability & WLAN_CAPABILITY_PRIVACY)); - -done: - lbs_deb_leave_args(LBS_DEB_SCAN, "matched: %d", matched); - return matched; -} - -/** - * @brief This function finds a specific compatible BSSID in the scan list - * - * Used in association code - * - * @param priv A pointer to struct lbs_private - * @param bssid BSSID to find in the scan list - * @param mode Network mode: Infrastructure or IBSS - * - * @return index in BSSID list, or error return code (< 0) - */ -static struct bss_descriptor *lbs_find_bssid_in_list(struct lbs_private *priv, - uint8_t *bssid, uint8_t mode) -{ - struct bss_descriptor *iter_bss; - struct bss_descriptor *found_bss = NULL; - - lbs_deb_enter(LBS_DEB_SCAN); - - if (!bssid) - goto out; - - lbs_deb_hex(LBS_DEB_SCAN, "looking for", bssid, ETH_ALEN); - - /* Look through the scan table for a compatible match. The loop will - * continue past a matched bssid that is not compatible in case there - * is an AP with multiple SSIDs assigned to the same BSSID - */ - mutex_lock(&priv->lock); - list_for_each_entry(iter_bss, &priv->network_list, list) { - if (compare_ether_addr(iter_bss->bssid, bssid)) - continue; /* bssid doesn't match */ - switch (mode) { - case IW_MODE_INFRA: - case IW_MODE_ADHOC: - if (!is_network_compatible(priv, iter_bss, mode)) - break; - found_bss = iter_bss; - break; - default: - found_bss = iter_bss; - break; - } - } - mutex_unlock(&priv->lock); - -out: - lbs_deb_leave_args(LBS_DEB_SCAN, "found_bss %p", found_bss); - return found_bss; -} - -/** - * @brief This function finds ssid in ssid list. - * - * Used in association code - * - * @param priv A pointer to struct lbs_private - * @param ssid SSID to find in the list - * @param bssid BSSID to qualify the SSID selection (if provided) - * @param mode Network mode: Infrastructure or IBSS - * - * @return index in BSSID list - */ -static struct bss_descriptor *lbs_find_ssid_in_list(struct lbs_private *priv, - uint8_t *ssid, uint8_t ssid_len, - uint8_t *bssid, uint8_t mode, - int channel) -{ - u32 bestrssi = 0; - struct bss_descriptor *iter_bss = NULL; - struct bss_descriptor *found_bss = NULL; - struct bss_descriptor *tmp_oldest = NULL; - - lbs_deb_enter(LBS_DEB_SCAN); - - mutex_lock(&priv->lock); - - list_for_each_entry(iter_bss, &priv->network_list, list) { - if (!tmp_oldest || - (iter_bss->last_scanned < tmp_oldest->last_scanned)) - tmp_oldest = iter_bss; - - if (lbs_ssid_cmp(iter_bss->ssid, iter_bss->ssid_len, - ssid, ssid_len) != 0) - continue; /* ssid doesn't match */ - if (bssid && compare_ether_addr(iter_bss->bssid, bssid) != 0) - continue; /* bssid doesn't match */ - if ((channel > 0) && (iter_bss->channel != channel)) - continue; /* channel doesn't match */ - - switch (mode) { - case IW_MODE_INFRA: - case IW_MODE_ADHOC: - if (!is_network_compatible(priv, iter_bss, mode)) - break; - - if (bssid) { - /* Found requested BSSID */ - found_bss = iter_bss; - goto out; - } - - if (SCAN_RSSI(iter_bss->rssi) > bestrssi) { - bestrssi = SCAN_RSSI(iter_bss->rssi); - found_bss = iter_bss; - } - break; - case IW_MODE_AUTO: - default: - if (SCAN_RSSI(iter_bss->rssi) > bestrssi) { - bestrssi = SCAN_RSSI(iter_bss->rssi); - found_bss = iter_bss; - } - break; - } - } - -out: - mutex_unlock(&priv->lock); - lbs_deb_leave_args(LBS_DEB_SCAN, "found_bss %p", found_bss); - return found_bss; -} - -static int assoc_helper_essid(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - struct bss_descriptor * bss; - int channel = -1; - DECLARE_SSID_BUF(ssid); - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* FIXME: take channel into account when picking SSIDs if a channel - * is set. - */ - - if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) - channel = assoc_req->channel; - - lbs_deb_assoc("SSID '%s' requested\n", - print_ssid(ssid, assoc_req->ssid, assoc_req->ssid_len)); - if (assoc_req->mode == IW_MODE_INFRA) { - lbs_send_specific_ssid_scan(priv, assoc_req->ssid, - assoc_req->ssid_len); - - bss = lbs_find_ssid_in_list(priv, assoc_req->ssid, - assoc_req->ssid_len, NULL, IW_MODE_INFRA, channel); - if (bss != NULL) { - memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); - ret = lbs_try_associate(priv, assoc_req); - } else { - lbs_deb_assoc("SSID not found; cannot associate\n"); - } - } else if (assoc_req->mode == IW_MODE_ADHOC) { - /* Scan for the network, do not save previous results. Stale - * scan data will cause us to join a non-existant adhoc network - */ - lbs_send_specific_ssid_scan(priv, assoc_req->ssid, - assoc_req->ssid_len); - - /* Search for the requested SSID in the scan table */ - bss = lbs_find_ssid_in_list(priv, assoc_req->ssid, - assoc_req->ssid_len, NULL, IW_MODE_ADHOC, channel); - if (bss != NULL) { - lbs_deb_assoc("SSID found, will join\n"); - memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); - lbs_adhoc_join(priv, assoc_req); - } else { - /* else send START command */ - lbs_deb_assoc("SSID not found, creating adhoc network\n"); - memcpy(&assoc_req->bss.ssid, &assoc_req->ssid, - IEEE80211_MAX_SSID_LEN); - assoc_req->bss.ssid_len = assoc_req->ssid_len; - lbs_adhoc_start(priv, assoc_req); - } - } - - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_bssid(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - struct bss_descriptor * bss; - - lbs_deb_enter_args(LBS_DEB_ASSOC, "BSSID %pM", assoc_req->bssid); - - /* Search for index position in list for requested MAC */ - bss = lbs_find_bssid_in_list(priv, assoc_req->bssid, - assoc_req->mode); - if (bss == NULL) { - lbs_deb_assoc("ASSOC: WAP: BSSID %pM not found, " - "cannot associate.\n", assoc_req->bssid); - goto out; - } - - memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); - if (assoc_req->mode == IW_MODE_INFRA) { - ret = lbs_try_associate(priv, assoc_req); - lbs_deb_assoc("ASSOC: lbs_try_associate(bssid) returned %d\n", - ret); - } else if (assoc_req->mode == IW_MODE_ADHOC) { - lbs_adhoc_join(priv, assoc_req); - } - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_associate(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0, done = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* If we're given and 'any' BSSID, try associating based on SSID */ - - if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - if (compare_ether_addr(bssid_any, assoc_req->bssid) && - compare_ether_addr(bssid_off, assoc_req->bssid)) { - ret = assoc_helper_bssid(priv, assoc_req); - done = 1; - } - } - - if (!done && test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - ret = assoc_helper_essid(priv, assoc_req); - } - - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_mode(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - if (assoc_req->mode == priv->mode) - goto done; - - if (assoc_req->mode == IW_MODE_INFRA) { - if (priv->psstate != PS_STATE_FULL_POWER) - lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); - priv->psmode = LBS802_11POWERMODECAM; - } - - priv->mode = assoc_req->mode; - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_BSS_TYPE, - assoc_req->mode == IW_MODE_ADHOC ? 2 : 1); - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -static int assoc_helper_channel(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - ret = lbs_update_channel(priv); - if (ret) { - lbs_deb_assoc("ASSOC: channel: error getting channel.\n"); - goto done; - } - - if (assoc_req->channel == priv->channel) - goto done; - - if (priv->mesh_dev) { - /* Change mesh channel first; 21.p21 firmware won't let - you change channel otherwise (even though it'll return - an error to this */ - lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_STOP, - assoc_req->channel); - } - - lbs_deb_assoc("ASSOC: channel: %d -> %d\n", - priv->channel, assoc_req->channel); - - ret = lbs_set_channel(priv, assoc_req->channel); - if (ret < 0) - lbs_deb_assoc("ASSOC: channel: error setting channel.\n"); - - /* FIXME: shouldn't need to grab the channel _again_ after setting - * it since the firmware is supposed to return the new channel, but - * whatever... */ - ret = lbs_update_channel(priv); - if (ret) { - lbs_deb_assoc("ASSOC: channel: error getting channel.\n"); - goto done; - } - - if (assoc_req->channel != priv->channel) { - lbs_deb_assoc("ASSOC: channel: failed to update channel to %d\n", - assoc_req->channel); - goto restore_mesh; - } - - if (assoc_req->secinfo.wep_enabled && - (assoc_req->wep_keys[0].len || assoc_req->wep_keys[1].len || - assoc_req->wep_keys[2].len || assoc_req->wep_keys[3].len)) { - /* Make sure WEP keys are re-sent to firmware */ - set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); - } - - /* Must restart/rejoin adhoc networks after channel change */ - set_bit(ASSOC_FLAG_SSID, &assoc_req->flags); - - restore_mesh: - if (priv->mesh_dev) - lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, - priv->channel); - - done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_wep_keys(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - int i; - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* Set or remove WEP keys */ - if (assoc_req->wep_keys[0].len || assoc_req->wep_keys[1].len || - assoc_req->wep_keys[2].len || assoc_req->wep_keys[3].len) - ret = lbs_cmd_802_11_set_wep(priv, CMD_ACT_ADD, assoc_req); - else - ret = lbs_cmd_802_11_set_wep(priv, CMD_ACT_REMOVE, assoc_req); - - if (ret) - goto out; - - /* enable/disable the MAC's WEP packet filter */ - if (assoc_req->secinfo.wep_enabled) - priv->mac_control |= CMD_ACT_MAC_WEP_ENABLE; - else - priv->mac_control &= ~CMD_ACT_MAC_WEP_ENABLE; - - lbs_set_mac_control(priv); - - mutex_lock(&priv->lock); - - /* Copy WEP keys into priv wep key fields */ - for (i = 0; i < 4; i++) { - memcpy(&priv->wep_keys[i], &assoc_req->wep_keys[i], - sizeof(struct enc_key)); - } - priv->wep_tx_keyidx = assoc_req->wep_tx_keyidx; - - mutex_unlock(&priv->lock); - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -static int assoc_helper_secinfo(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - uint16_t do_wpa; - uint16_t rsn = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - memcpy(&priv->secinfo, &assoc_req->secinfo, - sizeof(struct lbs_802_11_security)); - - lbs_set_mac_control(priv); - - /* If RSN is already enabled, don't try to enable it again, since - * ENABLE_RSN resets internal state machines and will clobber the - * 4-way WPA handshake. - */ - - /* Get RSN enabled/disabled */ - ret = lbs_cmd_802_11_enable_rsn(priv, CMD_ACT_GET, &rsn); - if (ret) { - lbs_deb_assoc("Failed to get RSN status: %d\n", ret); - goto out; - } - - /* Don't re-enable RSN if it's already enabled */ - do_wpa = assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled; - if (do_wpa == rsn) - goto out; - - /* Set RSN enabled/disabled */ - ret = lbs_cmd_802_11_enable_rsn(priv, CMD_ACT_SET, &do_wpa); - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_wpa_keys(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - unsigned int flags = assoc_req->flags; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* Work around older firmware bug where WPA unicast and multicast - * keys must be set independently. Seen in SDIO parts with firmware - * version 5.0.11p0. - */ - - if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { - clear_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); - ret = lbs_cmd_802_11_key_material(priv, CMD_ACT_SET, assoc_req); - assoc_req->flags = flags; - } - - if (ret) - goto out; - - memcpy(&priv->wpa_unicast_key, &assoc_req->wpa_unicast_key, - sizeof(struct enc_key)); - - if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) { - clear_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); - - ret = lbs_cmd_802_11_key_material(priv, CMD_ACT_SET, assoc_req); - assoc_req->flags = flags; - - memcpy(&priv->wpa_mcast_key, &assoc_req->wpa_mcast_key, - sizeof(struct enc_key)); - } - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_wpa_ie(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { - memcpy(&priv->wpa_ie, &assoc_req->wpa_ie, assoc_req->wpa_ie_len); - priv->wpa_ie_len = assoc_req->wpa_ie_len; - } else { - memset(&priv->wpa_ie, 0, MAX_WPA_IE_LEN); - priv->wpa_ie_len = 0; - } - - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int should_deauth_infrastructure(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - - if (priv->connect_status != LBS_CONNECTED) - return 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - lbs_deb_assoc("Deauthenticating due to new SSID\n"); - ret = 1; - goto out; - } - - if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { - if (priv->secinfo.auth_mode != assoc_req->secinfo.auth_mode) { - lbs_deb_assoc("Deauthenticating due to new security\n"); - ret = 1; - goto out; - } - } - - if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - lbs_deb_assoc("Deauthenticating due to new BSSID\n"); - ret = 1; - goto out; - } - - if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { - lbs_deb_assoc("Deauthenticating due to channel switch\n"); - ret = 1; - goto out; - } - - /* FIXME: deal with 'auto' mode somehow */ - if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { - if (assoc_req->mode != IW_MODE_INFRA) { - lbs_deb_assoc("Deauthenticating due to leaving " - "infra mode\n"); - ret = 1; - goto out; - } - } - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int should_stop_adhoc(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - lbs_deb_enter(LBS_DEB_ASSOC); - - if (priv->connect_status != LBS_CONNECTED) - return 0; - - if (lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - assoc_req->ssid, assoc_req->ssid_len) != 0) - return 1; - - /* FIXME: deal with 'auto' mode somehow */ - if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { - if (assoc_req->mode != IW_MODE_ADHOC) - return 1; - } - - if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { - if (assoc_req->channel != priv->channel) - return 1; - } - - lbs_deb_leave(LBS_DEB_ASSOC); - return 0; -} - - -/** - * @brief This function finds the best SSID in the Scan List - * - * Search the scan table for the best SSID that also matches the current - * adapter network preference (infrastructure or adhoc) - * - * @param priv A pointer to struct lbs_private - * - * @return index in BSSID list - */ -static struct bss_descriptor *lbs_find_best_ssid_in_list( - struct lbs_private *priv, uint8_t mode) -{ - uint8_t bestrssi = 0; - struct bss_descriptor *iter_bss; - struct bss_descriptor *best_bss = NULL; - - lbs_deb_enter(LBS_DEB_SCAN); - - mutex_lock(&priv->lock); - - list_for_each_entry(iter_bss, &priv->network_list, list) { - switch (mode) { - case IW_MODE_INFRA: - case IW_MODE_ADHOC: - if (!is_network_compatible(priv, iter_bss, mode)) - break; - if (SCAN_RSSI(iter_bss->rssi) <= bestrssi) - break; - bestrssi = SCAN_RSSI(iter_bss->rssi); - best_bss = iter_bss; - break; - case IW_MODE_AUTO: - default: - if (SCAN_RSSI(iter_bss->rssi) <= bestrssi) - break; - bestrssi = SCAN_RSSI(iter_bss->rssi); - best_bss = iter_bss; - break; - } - } - - mutex_unlock(&priv->lock); - lbs_deb_leave_args(LBS_DEB_SCAN, "best_bss %p", best_bss); - return best_bss; -} - -/** - * @brief Find the best AP - * - * Used from association worker. - * - * @param priv A pointer to struct lbs_private structure - * @param pSSID A pointer to AP's ssid - * - * @return 0--success, otherwise--fail - */ -static int lbs_find_best_network_ssid(struct lbs_private *priv, - uint8_t *out_ssid, uint8_t *out_ssid_len, uint8_t preferred_mode, - uint8_t *out_mode) -{ - int ret = -1; - struct bss_descriptor *found; - - lbs_deb_enter(LBS_DEB_SCAN); - - priv->scan_ssid_len = 0; - lbs_scan_networks(priv, 1); - if (priv->surpriseremoved) - goto out; - - found = lbs_find_best_ssid_in_list(priv, preferred_mode); - if (found && (found->ssid_len > 0)) { - memcpy(out_ssid, &found->ssid, IEEE80211_MAX_SSID_LEN); - *out_ssid_len = found->ssid_len; - *out_mode = found->mode; - ret = 0; - } - -out: - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - - -void lbs_association_worker(struct work_struct *work) -{ - struct lbs_private *priv = container_of(work, struct lbs_private, - assoc_work.work); - struct assoc_request * assoc_req = NULL; - int ret = 0; - int find_any_ssid = 0; - DECLARE_SSID_BUF(ssid); - - lbs_deb_enter(LBS_DEB_ASSOC); - - mutex_lock(&priv->lock); - assoc_req = priv->pending_assoc_req; - priv->pending_assoc_req = NULL; - priv->in_progress_assoc_req = assoc_req; - mutex_unlock(&priv->lock); - - if (!assoc_req) - goto done; - - lbs_deb_assoc( - "Association Request:\n" - " flags: 0x%08lx\n" - " SSID: '%s'\n" - " chann: %d\n" - " band: %d\n" - " mode: %d\n" - " BSSID: %pM\n" - " secinfo: %s%s%s\n" - " auth_mode: %d\n", - assoc_req->flags, - print_ssid(ssid, assoc_req->ssid, assoc_req->ssid_len), - assoc_req->channel, assoc_req->band, assoc_req->mode, - assoc_req->bssid, - assoc_req->secinfo.WPAenabled ? " WPA" : "", - assoc_req->secinfo.WPA2enabled ? " WPA2" : "", - assoc_req->secinfo.wep_enabled ? " WEP" : "", - assoc_req->secinfo.auth_mode); - - /* If 'any' SSID was specified, find an SSID to associate with */ - if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags) && - !assoc_req->ssid_len) - find_any_ssid = 1; - - /* But don't use 'any' SSID if there's a valid locked BSSID to use */ - if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - if (compare_ether_addr(assoc_req->bssid, bssid_any) && - compare_ether_addr(assoc_req->bssid, bssid_off)) - find_any_ssid = 0; - } - - if (find_any_ssid) { - u8 new_mode = assoc_req->mode; - - ret = lbs_find_best_network_ssid(priv, assoc_req->ssid, - &assoc_req->ssid_len, assoc_req->mode, &new_mode); - if (ret) { - lbs_deb_assoc("Could not find best network\n"); - ret = -ENETUNREACH; - goto out; - } - - /* Ensure we switch to the mode of the AP */ - if (assoc_req->mode == IW_MODE_AUTO) { - set_bit(ASSOC_FLAG_MODE, &assoc_req->flags); - assoc_req->mode = new_mode; - } - } - - /* - * Check if the attributes being changing require deauthentication - * from the currently associated infrastructure access point. - */ - if (priv->mode == IW_MODE_INFRA) { - if (should_deauth_infrastructure(priv, assoc_req)) { - ret = lbs_cmd_80211_deauthenticate(priv, - priv->curbssparams.bssid, - WLAN_REASON_DEAUTH_LEAVING); - if (ret) { - lbs_deb_assoc("Deauthentication due to new " - "configuration request failed: %d\n", - ret); - } - } - } else if (priv->mode == IW_MODE_ADHOC) { - if (should_stop_adhoc(priv, assoc_req)) { - ret = lbs_adhoc_stop(priv); - if (ret) { - lbs_deb_assoc("Teardown of AdHoc network due to " - "new configuration request failed: %d\n", - ret); - } - - } - } - - /* Send the various configuration bits to the firmware */ - if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { - ret = assoc_helper_mode(priv, assoc_req); - if (ret) - goto out; - } - - if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { - ret = assoc_helper_channel(priv, assoc_req); - if (ret) - goto out; - } - - if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { - ret = assoc_helper_secinfo(priv, assoc_req); - if (ret) - goto out; - } - - if (test_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags)) { - ret = assoc_helper_wpa_ie(priv, assoc_req); - if (ret) - goto out; - } - - /* - * v10 FW wants WPA keys to be set/cleared before WEP key operations, - * otherwise it will fail to correctly associate to WEP networks. - * Other firmware versions don't appear to care. - */ - if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags) || - test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { - ret = assoc_helper_wpa_keys(priv, assoc_req); - if (ret) - goto out; - } - - if (test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags) || - test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) { - ret = assoc_helper_wep_keys(priv, assoc_req); - if (ret) - goto out; - } - - - /* SSID/BSSID should be the _last_ config option set, because they - * trigger the association attempt. - */ - if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags) || - test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - int success = 1; - - ret = assoc_helper_associate(priv, assoc_req); - if (ret) { - lbs_deb_assoc("ASSOC: association unsuccessful: %d\n", - ret); - success = 0; - } - - if (priv->connect_status != LBS_CONNECTED) { - lbs_deb_assoc("ASSOC: association unsuccessful, " - "not connected\n"); - success = 0; - } - - if (success) { - lbs_deb_assoc("associated to %pM\n", - priv->curbssparams.bssid); - lbs_prepare_and_send_command(priv, - CMD_802_11_RSSI, - 0, CMD_OPTION_WAITFORRSP, 0, NULL); - } else { - ret = -1; - } - } - -out: - if (ret) { - lbs_deb_assoc("ASSOC: reconfiguration attempt unsuccessful: %d\n", - ret); - } - - mutex_lock(&priv->lock); - priv->in_progress_assoc_req = NULL; - mutex_unlock(&priv->lock); - kfree(assoc_req); - -done: - lbs_deb_leave(LBS_DEB_ASSOC); -} - - -/* - * Caller MUST hold any necessary locks - */ -struct assoc_request *lbs_get_association_request(struct lbs_private *priv) -{ - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_ASSOC); - if (!priv->pending_assoc_req) { - priv->pending_assoc_req = kzalloc(sizeof(struct assoc_request), - GFP_KERNEL); - if (!priv->pending_assoc_req) { - lbs_pr_info("Not enough memory to allocate association" - " request!\n"); - return NULL; - } - } - - /* Copy current configuration attributes to the association request, - * but don't overwrite any that are already set. - */ - assoc_req = priv->pending_assoc_req; - if (!test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - memcpy(&assoc_req->ssid, &priv->curbssparams.ssid, - IEEE80211_MAX_SSID_LEN); - assoc_req->ssid_len = priv->curbssparams.ssid_len; - } - - if (!test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) - assoc_req->channel = priv->channel; - - if (!test_bit(ASSOC_FLAG_BAND, &assoc_req->flags)) - assoc_req->band = priv->curbssparams.band; - - if (!test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) - assoc_req->mode = priv->mode; - - if (!test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - memcpy(&assoc_req->bssid, priv->curbssparams.bssid, - ETH_ALEN); - } - - if (!test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags)) { - int i; - for (i = 0; i < 4; i++) { - memcpy(&assoc_req->wep_keys[i], &priv->wep_keys[i], - sizeof(struct enc_key)); - } - } - - if (!test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) - assoc_req->wep_tx_keyidx = priv->wep_tx_keyidx; - - if (!test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) { - memcpy(&assoc_req->wpa_mcast_key, &priv->wpa_mcast_key, - sizeof(struct enc_key)); - } - - if (!test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { - memcpy(&assoc_req->wpa_unicast_key, &priv->wpa_unicast_key, - sizeof(struct enc_key)); - } - - if (!test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { - memcpy(&assoc_req->secinfo, &priv->secinfo, - sizeof(struct lbs_802_11_security)); - } - - if (!test_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags)) { - memcpy(&assoc_req->wpa_ie, &priv->wpa_ie, - MAX_WPA_IE_LEN); - assoc_req->wpa_ie_len = priv->wpa_ie_len; - } - - lbs_deb_leave(LBS_DEB_ASSOC); - return assoc_req; -} - - -/** - * @brief Deauthenticate from a specific BSS - * - * @param priv A pointer to struct lbs_private structure - * @param bssid The specific BSS to deauthenticate from - * @param reason The 802.11 sec. 7.3.1.7 Reason Code for deauthenticating - * - * @return 0 on success, error on failure - */ -int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, u8 bssid[ETH_ALEN], - u16 reason) -{ - struct cmd_ds_802_11_deauthenticate cmd; - int ret; - - lbs_deb_enter(LBS_DEB_JOIN); - - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - memcpy(cmd.macaddr, &bssid[0], ETH_ALEN); - cmd.reasoncode = cpu_to_le16(reason); - - ret = lbs_cmd_with_response(priv, CMD_802_11_DEAUTHENTICATE, &cmd); - - /* Clean up everything even if there was an error; can't assume that - * we're still authenticated to the AP after trying to deauth. - */ - lbs_mac_event_disconnected(priv); - - lbs_deb_leave(LBS_DEB_JOIN); - return ret; -} - diff --git a/drivers/net/wireless/libertas/assoc.h b/drivers/net/wireless/libertas/assoc.h deleted file mode 100644 index 40621b789fc5..000000000000 --- a/drivers/net/wireless/libertas/assoc.h +++ /dev/null @@ -1,155 +0,0 @@ -/* Copyright (C) 2006, Red Hat, Inc. */ - -#ifndef _LBS_ASSOC_H_ -#define _LBS_ASSOC_H_ - - -#include "defs.h" -#include "host.h" - - -struct lbs_private; - -/* - * In theory, the IE is limited to the IE length, 255, - * but in practice 64 bytes are enough. - */ -#define MAX_WPA_IE_LEN 64 - - - -struct lbs_802_11_security { - u8 WPAenabled; - u8 WPA2enabled; - u8 wep_enabled; - u8 auth_mode; - u32 key_mgmt; -}; - -/** Current Basic Service Set State Structure */ -struct current_bss_params { - /** bssid */ - u8 bssid[ETH_ALEN]; - /** ssid */ - u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 ssid_len; - - /** band */ - u8 band; - /** channel is directly in priv->channel */ - /** zero-terminated array of supported data rates */ - u8 rates[MAX_RATES + 1]; -}; - -/** - * @brief Structure used to store information for each beacon/probe response - */ -struct bss_descriptor { - u8 bssid[ETH_ALEN]; - - u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 ssid_len; - - u16 capability; - u32 rssi; - u32 channel; - u16 beaconperiod; - __le16 atimwindow; - - /* IW_MODE_AUTO, IW_MODE_ADHOC, IW_MODE_INFRA */ - u8 mode; - - /* zero-terminated array of supported data rates */ - u8 rates[MAX_RATES + 1]; - - unsigned long last_scanned; - - union ieee_phy_param_set phy; - union ieee_ss_param_set ss; - - u8 wpa_ie[MAX_WPA_IE_LEN]; - size_t wpa_ie_len; - u8 rsn_ie[MAX_WPA_IE_LEN]; - size_t rsn_ie_len; - - u8 mesh; - - struct list_head list; -}; - -/** Association request - * - * Encapsulates all the options that describe a specific assocation request - * or configuration of the wireless card's radio, mode, and security settings. - */ -struct assoc_request { -#define ASSOC_FLAG_SSID 1 -#define ASSOC_FLAG_CHANNEL 2 -#define ASSOC_FLAG_BAND 3 -#define ASSOC_FLAG_MODE 4 -#define ASSOC_FLAG_BSSID 5 -#define ASSOC_FLAG_WEP_KEYS 6 -#define ASSOC_FLAG_WEP_TX_KEYIDX 7 -#define ASSOC_FLAG_WPA_MCAST_KEY 8 -#define ASSOC_FLAG_WPA_UCAST_KEY 9 -#define ASSOC_FLAG_SECINFO 10 -#define ASSOC_FLAG_WPA_IE 11 - unsigned long flags; - - u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 ssid_len; - u8 channel; - u8 band; - u8 mode; - u8 bssid[ETH_ALEN] __attribute__ ((aligned (2))); - - /** WEP keys */ - struct enc_key wep_keys[4]; - u16 wep_tx_keyidx; - - /** WPA keys */ - struct enc_key wpa_mcast_key; - struct enc_key wpa_unicast_key; - - struct lbs_802_11_security secinfo; - - /** WPA Information Elements*/ - u8 wpa_ie[MAX_WPA_IE_LEN]; - u8 wpa_ie_len; - - /* BSS to associate with for infrastructure of Ad-Hoc join */ - struct bss_descriptor bss; -}; - - -extern u8 lbs_bg_rates[MAX_RATES]; - -void lbs_association_worker(struct work_struct *work); -struct assoc_request *lbs_get_association_request(struct lbs_private *priv); - -int lbs_adhoc_stop(struct lbs_private *priv); - -int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, - u8 bssid[ETH_ALEN], u16 reason); - -int lbs_cmd_802_11_rssi(struct lbs_private *priv, - struct cmd_ds_command *cmd); -int lbs_ret_802_11_rssi(struct lbs_private *priv, - struct cmd_ds_command *resp); - -int lbs_cmd_bcn_ctrl(struct lbs_private *priv, - struct cmd_ds_command *cmd, - u16 cmd_action); -int lbs_ret_802_11_bcn_ctrl(struct lbs_private *priv, - struct cmd_ds_command *resp); - -int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action, - struct assoc_request *assoc); - -int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action, - uint16_t *enable); - -int lbs_cmd_802_11_key_material(struct lbs_private *priv, uint16_t cmd_action, - struct assoc_request *assoc); - -#endif /* _LBS_ASSOC_H */ diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c index 9d5d3ccf08c8..25f902760980 100644 --- a/drivers/net/wireless/libertas/cfg.c +++ b/drivers/net/wireless/libertas/cfg.c @@ -7,8 +7,11 @@ */ #include <linux/slab.h> +#include <linux/ieee80211.h> #include <net/cfg80211.h> +#include <asm/unaligned.h> +#include "decl.h" #include "cfg.h" #include "cmd.h" @@ -39,26 +42,27 @@ static struct ieee80211_channel lbs_2ghz_channels[] = { CHAN2G(14, 2484, 0), }; -#define RATETAB_ENT(_rate, _rateid, _flags) { \ - .bitrate = (_rate), \ - .hw_value = (_rateid), \ - .flags = (_flags), \ +#define RATETAB_ENT(_rate, _hw_value, _flags) { \ + .bitrate = (_rate), \ + .hw_value = (_hw_value), \ + .flags = (_flags), \ } +/* Table 6 in section 3.2.1.1 */ static struct ieee80211_rate lbs_rates[] = { - RATETAB_ENT(10, 0x1, 0), - RATETAB_ENT(20, 0x2, 0), - RATETAB_ENT(55, 0x4, 0), - RATETAB_ENT(110, 0x8, 0), - RATETAB_ENT(60, 0x10, 0), - RATETAB_ENT(90, 0x20, 0), - RATETAB_ENT(120, 0x40, 0), - RATETAB_ENT(180, 0x80, 0), - RATETAB_ENT(240, 0x100, 0), - RATETAB_ENT(360, 0x200, 0), - RATETAB_ENT(480, 0x400, 0), - RATETAB_ENT(540, 0x800, 0), + RATETAB_ENT(10, 0, 0), + RATETAB_ENT(20, 1, 0), + RATETAB_ENT(55, 2, 0), + RATETAB_ENT(110, 3, 0), + RATETAB_ENT(60, 9, 0), + RATETAB_ENT(90, 6, 0), + RATETAB_ENT(120, 7, 0), + RATETAB_ENT(180, 8, 0), + RATETAB_ENT(240, 9, 0), + RATETAB_ENT(360, 10, 0), + RATETAB_ENT(480, 11, 0), + RATETAB_ENT(540, 12, 0), }; static struct ieee80211_supported_band lbs_band_2ghz = { @@ -76,22 +80,1616 @@ static const u32 cipher_suites[] = { WLAN_CIPHER_SUITE_CCMP, }; +/* Time to stay on the channel */ +#define LBS_DWELL_PASSIVE 100 +#define LBS_DWELL_ACTIVE 40 +/*************************************************************************** + * Misc utility functions + * + * TLVs are Marvell specific. They are very similar to IEs, they have the + * same structure: type, length, data*. The only difference: for IEs, the + * type and length are u8, but for TLVs they're __le16. + */ + +/* + * Convert NL80211's auth_type to the one from Libertas, see chapter 5.9.1 + * in the firmware spec + */ +static u8 lbs_auth_to_authtype(enum nl80211_auth_type auth_type) +{ + int ret = -ENOTSUPP; + + switch (auth_type) { + case NL80211_AUTHTYPE_OPEN_SYSTEM: + case NL80211_AUTHTYPE_SHARED_KEY: + ret = auth_type; + break; + case NL80211_AUTHTYPE_AUTOMATIC: + ret = NL80211_AUTHTYPE_OPEN_SYSTEM; + break; + case NL80211_AUTHTYPE_NETWORK_EAP: + ret = 0x80; + break; + default: + /* silence compiler */ + break; + } + return ret; +} + + +/* Various firmware commands need the list of supported rates, but with + the hight-bit set for basic rates */ +static int lbs_add_rates(u8 *rates) +{ + size_t i; + + for (i = 0; i < ARRAY_SIZE(lbs_rates); i++) { + u8 rate = lbs_rates[i].bitrate / 5; + if (rate == 0x02 || rate == 0x04 || + rate == 0x0b || rate == 0x16) + rate |= 0x80; + rates[i] = rate; + } + return ARRAY_SIZE(lbs_rates); +} + + +/*************************************************************************** + * TLV utility functions + * + * TLVs are Marvell specific. They are very similar to IEs, they have the + * same structure: type, length, data*. The only difference: for IEs, the + * type and length are u8, but for TLVs they're __le16. + */ + + +/* + * Add ssid TLV + */ +#define LBS_MAX_SSID_TLV_SIZE \ + (sizeof(struct mrvl_ie_header) \ + + IEEE80211_MAX_SSID_LEN) + +static int lbs_add_ssid_tlv(u8 *tlv, const u8 *ssid, int ssid_len) +{ + struct mrvl_ie_ssid_param_set *ssid_tlv = (void *)tlv; + + /* + * TLV-ID SSID 00 00 + * length 06 00 + * ssid 4d 4e 54 45 53 54 + */ + ssid_tlv->header.type = cpu_to_le16(TLV_TYPE_SSID); + ssid_tlv->header.len = cpu_to_le16(ssid_len); + memcpy(ssid_tlv->ssid, ssid, ssid_len); + return sizeof(ssid_tlv->header) + ssid_len; +} + + +/* + * Add channel list TLV (section 8.4.2) + * + * Actual channel data comes from priv->wdev->wiphy->channels. + */ +#define LBS_MAX_CHANNEL_LIST_TLV_SIZE \ + (sizeof(struct mrvl_ie_header) \ + + (LBS_SCAN_BEFORE_NAP * sizeof(struct chanscanparamset))) + +static int lbs_add_channel_list_tlv(struct lbs_private *priv, u8 *tlv, + int last_channel, int active_scan) +{ + int chanscanparamsize = sizeof(struct chanscanparamset) * + (last_channel - priv->scan_channel); + + struct mrvl_ie_header *header = (void *) tlv; + + /* + * TLV-ID CHANLIST 01 01 + * length 0e 00 + * channel 00 01 00 00 00 64 00 + * radio type 00 + * channel 01 + * scan type 00 + * min scan time 00 00 + * max scan time 64 00 + * channel 2 00 02 00 00 00 64 00 + * + */ + + header->type = cpu_to_le16(TLV_TYPE_CHANLIST); + header->len = cpu_to_le16(chanscanparamsize); + tlv += sizeof(struct mrvl_ie_header); + + /* lbs_deb_scan("scan: channels %d to %d\n", priv->scan_channel, + last_channel); */ + memset(tlv, 0, chanscanparamsize); + + while (priv->scan_channel < last_channel) { + struct chanscanparamset *param = (void *) tlv; + + param->radiotype = CMD_SCAN_RADIO_TYPE_BG; + param->channumber = + priv->scan_req->channels[priv->scan_channel]->hw_value; + if (active_scan) { + param->maxscantime = cpu_to_le16(LBS_DWELL_ACTIVE); + } else { + param->chanscanmode.passivescan = 1; + param->maxscantime = cpu_to_le16(LBS_DWELL_PASSIVE); + } + tlv += sizeof(struct chanscanparamset); + priv->scan_channel++; + } + return sizeof(struct mrvl_ie_header) + chanscanparamsize; +} + + +/* + * Add rates TLV + * + * The rates are in lbs_bg_rates[], but for the 802.11b + * rates the high bit is set. We add this TLV only because + * there's a firmware which otherwise doesn't report all + * APs in range. + */ +#define LBS_MAX_RATES_TLV_SIZE \ + (sizeof(struct mrvl_ie_header) \ + + (ARRAY_SIZE(lbs_rates))) + +/* Adds a TLV with all rates the hardware supports */ +static int lbs_add_supported_rates_tlv(u8 *tlv) +{ + size_t i; + struct mrvl_ie_rates_param_set *rate_tlv = (void *)tlv; + + /* + * TLV-ID RATES 01 00 + * length 0e 00 + * rates 82 84 8b 96 0c 12 18 24 30 48 60 6c + */ + rate_tlv->header.type = cpu_to_le16(TLV_TYPE_RATES); + tlv += sizeof(rate_tlv->header); + i = lbs_add_rates(tlv); + tlv += i; + rate_tlv->header.len = cpu_to_le16(i); + return sizeof(rate_tlv->header) + i; +} + + +/* + * Adds a TLV with all rates the hardware *and* BSS supports. + */ +static int lbs_add_common_rates_tlv(u8 *tlv, struct cfg80211_bss *bss) +{ + struct mrvl_ie_rates_param_set *rate_tlv = (void *)tlv; + const u8 *rates_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SUPP_RATES); + int n; + + /* + * 01 00 TLV_TYPE_RATES + * 04 00 len + * 82 84 8b 96 rates + */ + rate_tlv->header.type = cpu_to_le16(TLV_TYPE_RATES); + tlv += sizeof(rate_tlv->header); + + if (!rates_eid) { + /* Fallback: add basic 802.11b rates */ + *tlv++ = 0x82; + *tlv++ = 0x84; + *tlv++ = 0x8b; + *tlv++ = 0x96; + n = 4; + } else { + int hw, ap; + u8 ap_max = rates_eid[1]; + n = 0; + for (hw = 0; hw < ARRAY_SIZE(lbs_rates); hw++) { + u8 hw_rate = lbs_rates[hw].bitrate / 5; + for (ap = 0; ap < ap_max; ap++) { + if (hw_rate == (rates_eid[ap+2] & 0x7f)) { + *tlv++ = rates_eid[ap+2]; + n++; + } + } + } + } + + rate_tlv->header.len = cpu_to_le16(n); + return sizeof(rate_tlv->header) + n; +} + + +/* + * Add auth type TLV. + * + * This is only needed for newer firmware (V9 and up). + */ +#define LBS_MAX_AUTH_TYPE_TLV_SIZE \ + sizeof(struct mrvl_ie_auth_type) + +static int lbs_add_auth_type_tlv(u8 *tlv, enum nl80211_auth_type auth_type) +{ + struct mrvl_ie_auth_type *auth = (void *) tlv; + + /* + * 1f 01 TLV_TYPE_AUTH_TYPE + * 01 00 len + * 01 auth type + */ + auth->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE); + auth->header.len = cpu_to_le16(sizeof(*auth)-sizeof(auth->header)); + auth->auth = cpu_to_le16(lbs_auth_to_authtype(auth_type)); + return sizeof(*auth); +} + + +/* + * Add channel (phy ds) TLV + */ +#define LBS_MAX_CHANNEL_TLV_SIZE \ + sizeof(struct mrvl_ie_header) + +static int lbs_add_channel_tlv(u8 *tlv, u8 channel) +{ + struct mrvl_ie_ds_param_set *ds = (void *) tlv; + + /* + * 03 00 TLV_TYPE_PHY_DS + * 01 00 len + * 06 channel + */ + ds->header.type = cpu_to_le16(TLV_TYPE_PHY_DS); + ds->header.len = cpu_to_le16(sizeof(*ds)-sizeof(ds->header)); + ds->channel = channel; + return sizeof(*ds); +} + + +/* + * Add (empty) CF param TLV of the form: + */ +#define LBS_MAX_CF_PARAM_TLV_SIZE \ + sizeof(struct mrvl_ie_header) + +static int lbs_add_cf_param_tlv(u8 *tlv) +{ + struct mrvl_ie_cf_param_set *cf = (void *)tlv; + + /* + * 04 00 TLV_TYPE_CF + * 06 00 len + * 00 cfpcnt + * 00 cfpperiod + * 00 00 cfpmaxduration + * 00 00 cfpdurationremaining + */ + cf->header.type = cpu_to_le16(TLV_TYPE_CF); + cf->header.len = cpu_to_le16(sizeof(*cf)-sizeof(cf->header)); + return sizeof(*cf); +} + +/* + * Add WPA TLV + */ +#define LBS_MAX_WPA_TLV_SIZE \ + (sizeof(struct mrvl_ie_header) \ + + 128 /* TODO: I guessed the size */) + +static int lbs_add_wpa_tlv(u8 *tlv, const u8 *ie, u8 ie_len) +{ + size_t tlv_len; + + /* + * We need just convert an IE to an TLV. IEs use u8 for the header, + * u8 type + * u8 len + * u8[] data + * but TLVs use __le16 instead: + * __le16 type + * __le16 len + * u8[] data + */ + *tlv++ = *ie++; + *tlv++ = 0; + tlv_len = *tlv++ = *ie++; + *tlv++ = 0; + while (tlv_len--) + *tlv++ = *ie++; + /* the TLV is two bytes larger than the IE */ + return ie_len + 2; +} + +/*************************************************************************** + * Set Channel + */ + static int lbs_cfg_set_channel(struct wiphy *wiphy, struct net_device *netdev, - struct ieee80211_channel *chan, + struct ieee80211_channel *channel, enum nl80211_channel_type channel_type) { struct lbs_private *priv = wiphy_priv(wiphy); int ret = -ENOTSUPP; - lbs_deb_enter_args(LBS_DEB_CFG80211, "freq %d, type %d", chan->center_freq, channel_type); + lbs_deb_enter_args(LBS_DEB_CFG80211, "freq %d, type %d", + channel->center_freq, channel_type); if (channel_type != NL80211_CHAN_NO_HT) goto out; - ret = lbs_set_channel(priv, chan->hw_value); + ret = lbs_set_channel(priv, channel->hw_value); + + out: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + +/*************************************************************************** + * Scanning + */ + +/* + * When scanning, the firmware doesn't send a nul packet with the power-safe + * bit to the AP. So we cannot stay away from our current channel too long, + * otherwise we loose data. So take a "nap" while scanning every other + * while. + */ +#define LBS_SCAN_BEFORE_NAP 4 + + +/* + * When the firmware reports back a scan-result, it gives us an "u8 rssi", + * which isn't really an RSSI, as it becomes larger when moving away from + * the AP. Anyway, we need to convert that into mBm. + */ +#define LBS_SCAN_RSSI_TO_MBM(rssi) \ + ((-(int)rssi + 3)*100) + +static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy, + struct cmd_header *resp) +{ + struct cmd_ds_802_11_scan_rsp *scanresp = (void *)resp; + int bsssize; + const u8 *pos; + u16 nr_sets; + const u8 *tsfdesc; + int tsfsize; + int i; + int ret = -EILSEQ; + + lbs_deb_enter(LBS_DEB_CFG80211); + + bsssize = get_unaligned_le16(&scanresp->bssdescriptsize); + nr_sets = le16_to_cpu(resp->size); + + /* + * The general layout of the scan response is described in chapter + * 5.7.1. Basically we have a common part, then any number of BSS + * descriptor sections. Finally we have section with the same number + * of TSFs. + * + * cmd_ds_802_11_scan_rsp + * cmd_header + * pos_size + * nr_sets + * bssdesc 1 + * bssid + * rssi + * timestamp + * intvl + * capa + * IEs + * bssdesc 2 + * bssdesc n + * MrvlIEtypes_TsfFimestamp_t + * TSF for BSS 1 + * TSF for BSS 2 + * TSF for BSS n + */ + + pos = scanresp->bssdesc_and_tlvbuffer; + + tsfdesc = pos + bsssize; + tsfsize = 4 + 8 * scanresp->nr_sets; + + /* Validity check: we expect a Marvell-Local TLV */ + i = get_unaligned_le16(tsfdesc); + tsfdesc += 2; + if (i != TLV_TYPE_TSFTIMESTAMP) + goto done; + /* Validity check: the TLV holds TSF values with 8 bytes each, so + * the size in the TLV must match the nr_sets value */ + i = get_unaligned_le16(tsfdesc); + tsfdesc += 2; + if (i / 8 != scanresp->nr_sets) + goto done; + + for (i = 0; i < scanresp->nr_sets; i++) { + const u8 *bssid; + const u8 *ie; + int left; + int ielen; + int rssi; + u16 intvl; + u16 capa; + int chan_no = -1; + const u8 *ssid = NULL; + u8 ssid_len = 0; + DECLARE_SSID_BUF(ssid_buf); + + int len = get_unaligned_le16(pos); + pos += 2; + + /* BSSID */ + bssid = pos; + pos += ETH_ALEN; + /* RSSI */ + rssi = *pos++; + /* Packet time stamp */ + pos += 8; + /* Beacon interval */ + intvl = get_unaligned_le16(pos); + pos += 2; + /* Capabilities */ + capa = get_unaligned_le16(pos); + pos += 2; + + /* To find out the channel, we must parse the IEs */ + ie = pos; + /* 6+1+8+2+2: size of BSSID, RSSI, time stamp, beacon + interval, capabilities */ + ielen = left = len - (6 + 1 + 8 + 2 + 2); + while (left >= 2) { + u8 id, elen; + id = *pos++; + elen = *pos++; + left -= 2; + if (elen > left || elen == 0) + goto done; + if (id == WLAN_EID_DS_PARAMS) + chan_no = *pos; + if (id == WLAN_EID_SSID) { + ssid = pos; + ssid_len = elen; + } + left -= elen; + pos += elen; + } + + /* No channel, no luck */ + if (chan_no != -1) { + struct wiphy *wiphy = priv->wdev->wiphy; + int freq = ieee80211_channel_to_frequency(chan_no); + struct ieee80211_channel *channel = + ieee80211_get_channel(wiphy, freq); + + lbs_deb_scan("scan: %pM, capa %04x, chan %2d, %s, " + "%d dBm\n", + bssid, capa, chan_no, + print_ssid(ssid_buf, ssid, ssid_len), + LBS_SCAN_RSSI_TO_MBM(rssi)/100); + + if (channel || + !(channel->flags & IEEE80211_CHAN_DISABLED)) + cfg80211_inform_bss(wiphy, channel, + bssid, le64_to_cpu(*(__le64 *)tsfdesc), + capa, intvl, ie, ielen, + LBS_SCAN_RSSI_TO_MBM(rssi), + GFP_KERNEL); + } + tsfdesc += 8; + } + ret = 0; + + done: + lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); + return ret; +} + + +/* + * Our scan command contains a TLV, consting of a SSID TLV, a channel list + * TLV and a rates TLV. Determine the maximum size of them: + */ +#define LBS_SCAN_MAX_CMD_SIZE \ + (sizeof(struct cmd_ds_802_11_scan) \ + + LBS_MAX_SSID_TLV_SIZE \ + + LBS_MAX_CHANNEL_LIST_TLV_SIZE \ + + LBS_MAX_RATES_TLV_SIZE) + +/* + * Assumes priv->scan_req is initialized and valid + * Assumes priv->scan_channel is initialized + */ +static void lbs_scan_worker(struct work_struct *work) +{ + struct lbs_private *priv = + container_of(work, struct lbs_private, scan_work.work); + struct cmd_ds_802_11_scan *scan_cmd; + u8 *tlv; /* pointer into our current, growing TLV storage area */ + int last_channel; + int running, carrier; + + lbs_deb_enter(LBS_DEB_SCAN); + + scan_cmd = kzalloc(LBS_SCAN_MAX_CMD_SIZE, GFP_KERNEL); + if (scan_cmd == NULL) + goto out_no_scan_cmd; + + /* prepare fixed part of scan command */ + scan_cmd->bsstype = CMD_BSS_TYPE_ANY; + + /* stop network while we're away from our main channel */ + running = !netif_queue_stopped(priv->dev); + carrier = netif_carrier_ok(priv->dev); + if (running) + netif_stop_queue(priv->dev); + if (carrier) + netif_carrier_off(priv->dev); + + /* prepare fixed part of scan command */ + tlv = scan_cmd->tlvbuffer; + + /* add SSID TLV */ + if (priv->scan_req->n_ssids) + tlv += lbs_add_ssid_tlv(tlv, + priv->scan_req->ssids[0].ssid, + priv->scan_req->ssids[0].ssid_len); + + /* add channel TLVs */ + last_channel = priv->scan_channel + LBS_SCAN_BEFORE_NAP; + if (last_channel > priv->scan_req->n_channels) + last_channel = priv->scan_req->n_channels; + tlv += lbs_add_channel_list_tlv(priv, tlv, last_channel, + priv->scan_req->n_ssids); + + /* add rates TLV */ + tlv += lbs_add_supported_rates_tlv(tlv); + + if (priv->scan_channel < priv->scan_req->n_channels) { + cancel_delayed_work(&priv->scan_work); + queue_delayed_work(priv->work_thread, &priv->scan_work, + msecs_to_jiffies(300)); + } + + /* This is the final data we are about to send */ + scan_cmd->hdr.size = cpu_to_le16(tlv - (u8 *)scan_cmd); + lbs_deb_hex(LBS_DEB_SCAN, "SCAN_CMD", (void *)scan_cmd, + sizeof(*scan_cmd)); + lbs_deb_hex(LBS_DEB_SCAN, "SCAN_TLV", scan_cmd->tlvbuffer, + tlv - scan_cmd->tlvbuffer); + + __lbs_cmd(priv, CMD_802_11_SCAN, &scan_cmd->hdr, + le16_to_cpu(scan_cmd->hdr.size), + lbs_ret_scan, 0); + + if (priv->scan_channel >= priv->scan_req->n_channels) { + /* Mark scan done */ + cfg80211_scan_done(priv->scan_req, false); + priv->scan_req = NULL; + } + + /* Restart network */ + if (carrier) + netif_carrier_on(priv->dev); + if (running && !priv->tx_pending_len) + netif_wake_queue(priv->dev); + + kfree(scan_cmd); + + out_no_scan_cmd: + lbs_deb_leave(LBS_DEB_SCAN); +} + + +static int lbs_cfg_scan(struct wiphy *wiphy, + struct net_device *dev, + struct cfg80211_scan_request *request) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (priv->scan_req || delayed_work_pending(&priv->scan_work)) { + /* old scan request not yet processed */ + ret = -EAGAIN; + goto out; + } + + lbs_deb_scan("scan: ssids %d, channels %d, ie_len %zd\n", + request->n_ssids, request->n_channels, request->ie_len); + + priv->scan_channel = 0; + queue_delayed_work(priv->work_thread, &priv->scan_work, + msecs_to_jiffies(50)); + + if (priv->surpriseremoved) + ret = -EIO; + + priv->scan_req = request; + + out: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + + +/*************************************************************************** + * Events + */ + +void lbs_send_disconnect_notification(struct lbs_private *priv) +{ + lbs_deb_enter(LBS_DEB_CFG80211); + + cfg80211_disconnected(priv->dev, + 0, + NULL, 0, + GFP_KERNEL); + + lbs_deb_leave(LBS_DEB_CFG80211); +} + +void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event) +{ + lbs_deb_enter(LBS_DEB_CFG80211); + + cfg80211_michael_mic_failure(priv->dev, + priv->assoc_bss, + event == MACREG_INT_CODE_MIC_ERR_MULTICAST ? + NL80211_KEYTYPE_GROUP : + NL80211_KEYTYPE_PAIRWISE, + -1, + NULL, + GFP_KERNEL); + + lbs_deb_leave(LBS_DEB_CFG80211); +} + + + + +/*************************************************************************** + * Connect/disconnect + */ + + +/* + * This removes all WEP keys + */ +static int lbs_remove_wep_keys(struct lbs_private *priv) +{ + struct cmd_ds_802_11_set_wep cmd; + int ret; + + lbs_deb_enter(LBS_DEB_CFG80211); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.keyindex = cpu_to_le16(priv->wep_tx_key); + cmd.action = cpu_to_le16(CMD_ACT_REMOVE); + + ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd); + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + +/* + * Set WEP keys + */ +static int lbs_set_wep_keys(struct lbs_private *priv) +{ + struct cmd_ds_802_11_set_wep cmd; + int i; + int ret; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* + * command 13 00 + * size 50 00 + * sequence xx xx + * result 00 00 + * action 02 00 ACT_ADD + * transmit key 00 00 + * type for key 1 01 WEP40 + * type for key 2 00 + * type for key 3 00 + * type for key 4 00 + * key 1 39 39 39 39 39 00 00 00 + * 00 00 00 00 00 00 00 00 + * key 2 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * key 3 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * key 4 00 00 00 00 00 00 00 00 + */ + if (priv->wep_key_len[0] || priv->wep_key_len[1] || + priv->wep_key_len[2] || priv->wep_key_len[3]) { + /* Only set wep keys if we have at least one of them */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.keyindex = cpu_to_le16(priv->wep_tx_key); + cmd.action = cpu_to_le16(CMD_ACT_ADD); + + for (i = 0; i < 4; i++) { + switch (priv->wep_key_len[i]) { + case WLAN_KEY_LEN_WEP40: + cmd.keytype[i] = CMD_TYPE_WEP_40_BIT; + break; + case WLAN_KEY_LEN_WEP104: + cmd.keytype[i] = CMD_TYPE_WEP_104_BIT; + break; + default: + cmd.keytype[i] = 0; + break; + } + memcpy(cmd.keymaterial[i], priv->wep_key[i], + priv->wep_key_len[i]); + } + + ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd); + } else { + /* Otherwise remove all wep keys */ + ret = lbs_remove_wep_keys(priv); + } + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + + +/* + * Enable/Disable RSN status + */ +static int lbs_enable_rsn(struct lbs_private *priv, int enable) +{ + struct cmd_ds_802_11_enable_rsn cmd; + int ret; + + lbs_deb_enter_args(LBS_DEB_CFG80211, "%d", enable); + + /* + * cmd 2f 00 + * size 0c 00 + * sequence xx xx + * result 00 00 + * action 01 00 ACT_SET + * enable 01 00 + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); + cmd.enable = cpu_to_le16(enable); + + ret = lbs_cmd_with_response(priv, CMD_802_11_ENABLE_RSN, &cmd); + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + + +/* + * Set WPA/WPA key material + */ + +/* like "struct cmd_ds_802_11_key_material", but with cmd_header. Once we + * get rid of WEXT, this should go into host.h */ + +struct cmd_key_material { + struct cmd_header hdr; + + __le16 action; + struct MrvlIEtype_keyParamSet param; +} __packed; + +static int lbs_set_key_material(struct lbs_private *priv, + int key_type, + int key_info, + u8 *key, u16 key_len) +{ + struct cmd_key_material cmd; + int ret; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* + * Example for WPA (TKIP): + * + * cmd 5e 00 + * size 34 00 + * sequence xx xx + * result 00 00 + * action 01 00 + * TLV type 00 01 key param + * length 00 26 + * key type 01 00 TKIP + * key info 06 00 UNICAST | ENABLED + * key len 20 00 + * key 32 bytes + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); + cmd.param.type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL); + cmd.param.length = cpu_to_le16(sizeof(cmd.param) - 4); + cmd.param.keytypeid = cpu_to_le16(key_type); + cmd.param.keyinfo = cpu_to_le16(key_info); + cmd.param.keylen = cpu_to_le16(key_len); + if (key && key_len) + memcpy(cmd.param.key, key, key_len); + + ret = lbs_cmd_with_response(priv, CMD_802_11_KEY_MATERIAL, &cmd); + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + + +/* + * Sets the auth type (open, shared, etc) in the firmware. That + * we use CMD_802_11_AUTHENTICATE is misleading, this firmware + * command doesn't send an authentication frame at all, it just + * stores the auth_type. + */ +static int lbs_set_authtype(struct lbs_private *priv, + struct cfg80211_connect_params *sme) +{ + struct cmd_ds_802_11_authenticate cmd; + int ret; + + lbs_deb_enter_args(LBS_DEB_CFG80211, "%d", sme->auth_type); + + /* + * cmd 11 00 + * size 19 00 + * sequence xx xx + * result 00 00 + * BSS id 00 13 19 80 da 30 + * auth type 00 + * reserved 00 00 00 00 00 00 00 00 00 00 + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + if (sme->bssid) + memcpy(cmd.bssid, sme->bssid, ETH_ALEN); + /* convert auth_type */ + ret = lbs_auth_to_authtype(sme->auth_type); + if (ret < 0) + goto done; + + cmd.authtype = ret; + ret = lbs_cmd_with_response(priv, CMD_802_11_AUTHENTICATE, &cmd); + + done: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + +/* + * Create association request + */ +#define LBS_ASSOC_MAX_CMD_SIZE \ + (sizeof(struct cmd_ds_802_11_associate) \ + - 512 /* cmd_ds_802_11_associate.iebuf */ \ + + LBS_MAX_SSID_TLV_SIZE \ + + LBS_MAX_CHANNEL_TLV_SIZE \ + + LBS_MAX_CF_PARAM_TLV_SIZE \ + + LBS_MAX_AUTH_TYPE_TLV_SIZE \ + + LBS_MAX_WPA_TLV_SIZE) + +static int lbs_associate(struct lbs_private *priv, + struct cfg80211_bss *bss, + struct cfg80211_connect_params *sme) +{ + struct cmd_ds_802_11_associate_response *resp; + struct cmd_ds_802_11_associate *cmd = kzalloc(LBS_ASSOC_MAX_CMD_SIZE, + GFP_KERNEL); + const u8 *ssid_eid; + size_t len, resp_ie_len; + int status; + int ret; + u8 *pos = &(cmd->iebuf[0]); + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (!cmd) { + ret = -ENOMEM; + goto done; + } + + /* + * cmd 50 00 + * length 34 00 + * sequence xx xx + * result 00 00 + * BSS id 00 13 19 80 da 30 + * capabilities 11 00 + * listen interval 0a 00 + * beacon interval 00 00 + * DTIM period 00 + * TLVs xx (up to 512 bytes) + */ + cmd->hdr.command = cpu_to_le16(CMD_802_11_ASSOCIATE); + + /* Fill in static fields */ + memcpy(cmd->bssid, bss->bssid, ETH_ALEN); + cmd->listeninterval = cpu_to_le16(MRVDRV_DEFAULT_LISTEN_INTERVAL); + cmd->capability = cpu_to_le16(bss->capability); + + /* add SSID TLV */ + ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); + if (ssid_eid) + pos += lbs_add_ssid_tlv(pos, ssid_eid + 2, ssid_eid[1]); + else + lbs_deb_assoc("no SSID\n"); + + /* add DS param TLV */ + if (bss->channel) + pos += lbs_add_channel_tlv(pos, bss->channel->hw_value); + else + lbs_deb_assoc("no channel\n"); + + /* add (empty) CF param TLV */ + pos += lbs_add_cf_param_tlv(pos); + + /* add rates TLV */ + pos += lbs_add_common_rates_tlv(pos, bss); + + /* add auth type TLV */ + if (priv->fwrelease >= 0x09000000) + pos += lbs_add_auth_type_tlv(pos, sme->auth_type); + + /* add WPA/WPA2 TLV */ + if (sme->ie && sme->ie_len) + pos += lbs_add_wpa_tlv(pos, sme->ie, sme->ie_len); + + len = (sizeof(*cmd) - sizeof(cmd->iebuf)) + + (u16)(pos - (u8 *) &cmd->iebuf); + cmd->hdr.size = cpu_to_le16(len); + + /* store for later use */ + memcpy(priv->assoc_bss, bss->bssid, ETH_ALEN); + + ret = lbs_cmd_with_response(priv, CMD_802_11_ASSOCIATE, cmd); + if (ret) + goto done; + + + /* generate connect message to cfg80211 */ + + resp = (void *) cmd; /* recast for easier field access */ + status = le16_to_cpu(resp->statuscode); + + /* Convert statis code of old firmware */ + if (priv->fwrelease < 0x09000000) + switch (status) { + case 0: + break; + case 1: + lbs_deb_assoc("invalid association parameters\n"); + status = WLAN_STATUS_CAPS_UNSUPPORTED; + break; + case 2: + lbs_deb_assoc("timer expired while waiting for AP\n"); + status = WLAN_STATUS_AUTH_TIMEOUT; + break; + case 3: + lbs_deb_assoc("association refused by AP\n"); + status = WLAN_STATUS_ASSOC_DENIED_UNSPEC; + break; + case 4: + lbs_deb_assoc("authentication refused by AP\n"); + status = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION; + break; + default: + lbs_deb_assoc("association failure %d\n", status); + status = WLAN_STATUS_UNSPECIFIED_FAILURE; + } + + lbs_deb_assoc("status %d, capability 0x%04x\n", status, + le16_to_cpu(resp->capability)); + + resp_ie_len = le16_to_cpu(resp->hdr.size) + - sizeof(resp->hdr) + - 6; + cfg80211_connect_result(priv->dev, + priv->assoc_bss, + sme->ie, sme->ie_len, + resp->iebuf, resp_ie_len, + status, + GFP_KERNEL); + + if (status == 0) { + /* TODO: get rid of priv->connect_status */ + priv->connect_status = LBS_CONNECTED; + netif_carrier_on(priv->dev); + if (!priv->tx_pending_len) + netif_tx_wake_all_queues(priv->dev); + } + + +done: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + +static int lbs_cfg_connect(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_connect_params *sme) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + struct cfg80211_bss *bss = NULL; + int ret = 0; + u8 preamble = RADIO_PREAMBLE_SHORT; + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (sme->bssid) { + bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, + sme->ssid, sme->ssid_len, + WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); + } else { + /* + * Here we have an impedance mismatch. The firmware command + * CMD_802_11_ASSOCIATE always needs a BSSID, it cannot + * connect otherwise. However, for the connect-API of + * cfg80211 the bssid is purely optional. We don't get one, + * except the user specifies one on the "iw" command line. + * + * If we don't got one, we could initiate a scan and look + * for the best matching cfg80211_bss entry. + * + * Or, better yet, net/wireless/sme.c get's rewritten into + * something more generally useful. + */ + lbs_pr_err("TODO: no BSS specified\n"); + ret = -ENOTSUPP; + goto done; + } + + + if (!bss) { + lbs_pr_err("assicate: bss %pM not in scan results\n", + sme->bssid); + ret = -ENOENT; + goto done; + } + lbs_deb_assoc("trying %pM", sme->bssid); + lbs_deb_assoc("cipher 0x%x, key index %d, key len %d\n", + sme->crypto.cipher_group, + sme->key_idx, sme->key_len); + + /* As this is a new connection, clear locally stored WEP keys */ + priv->wep_tx_key = 0; + memset(priv->wep_key, 0, sizeof(priv->wep_key)); + memset(priv->wep_key_len, 0, sizeof(priv->wep_key_len)); + + /* set/remove WEP keys */ + switch (sme->crypto.cipher_group) { + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + /* Store provided WEP keys in priv-> */ + priv->wep_tx_key = sme->key_idx; + priv->wep_key_len[sme->key_idx] = sme->key_len; + memcpy(priv->wep_key[sme->key_idx], sme->key, sme->key_len); + /* Set WEP keys and WEP mode */ + lbs_set_wep_keys(priv); + priv->mac_control |= CMD_ACT_MAC_WEP_ENABLE; + lbs_set_mac_control(priv); + /* No RSN mode for WEP */ + lbs_enable_rsn(priv, 0); + break; + case 0: /* there's no WLAN_CIPHER_SUITE_NONE definition */ + /* + * If we don't have no WEP, no WPA and no WPA2, + * we remove all keys like in the WPA/WPA2 setup, + * we just don't set RSN. + * + * Therefore: fall-throught + */ + case WLAN_CIPHER_SUITE_TKIP: + case WLAN_CIPHER_SUITE_CCMP: + /* Remove WEP keys and WEP mode */ + lbs_remove_wep_keys(priv); + priv->mac_control &= ~CMD_ACT_MAC_WEP_ENABLE; + lbs_set_mac_control(priv); + + /* clear the WPA/WPA2 keys */ + lbs_set_key_material(priv, + KEY_TYPE_ID_WEP, /* doesn't matter */ + KEY_INFO_WPA_UNICAST, + NULL, 0); + lbs_set_key_material(priv, + KEY_TYPE_ID_WEP, /* doesn't matter */ + KEY_INFO_WPA_MCAST, + NULL, 0); + /* RSN mode for WPA/WPA2 */ + lbs_enable_rsn(priv, sme->crypto.cipher_group != 0); + break; + default: + lbs_pr_err("unsupported cipher group 0x%x\n", + sme->crypto.cipher_group); + ret = -ENOTSUPP; + goto done; + } + + lbs_set_authtype(priv, sme); + lbs_set_radio(priv, preamble, 1); + + /* Do the actual association */ + lbs_associate(priv, bss, sme); + + done: + if (bss) + cfg80211_put_bss(bss); + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + +static int lbs_cfg_disconnect(struct wiphy *wiphy, struct net_device *dev, + u16 reason_code) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + struct cmd_ds_802_11_deauthenticate cmd; + + lbs_deb_enter_args(LBS_DEB_CFG80211, "reason_code %d", reason_code); + + /* store for lbs_cfg_ret_disconnect() */ + priv->disassoc_reason = reason_code; + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + /* Mildly ugly to use a locally store my own BSSID ... */ + memcpy(cmd.macaddr, &priv->assoc_bss, ETH_ALEN); + cmd.reasoncode = cpu_to_le16(reason_code); + + if (lbs_cmd_with_response(priv, CMD_802_11_DEAUTHENTICATE, &cmd)) + return -EFAULT; + + cfg80211_disconnected(priv->dev, + priv->disassoc_reason, + NULL, 0, + GFP_KERNEL); + priv->connect_status = LBS_DISCONNECTED; + + return 0; +} + + +static int lbs_cfg_set_default_key(struct wiphy *wiphy, + struct net_device *netdev, + u8 key_index) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (key_index != priv->wep_tx_key) { + lbs_deb_assoc("set_default_key: to %d\n", key_index); + priv->wep_tx_key = key_index; + lbs_set_wep_keys(priv); + } + + return 0; +} + + +static int lbs_cfg_add_key(struct wiphy *wiphy, struct net_device *netdev, + u8 idx, const u8 *mac_addr, + struct key_params *params) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + u16 key_info; + u16 key_type; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + lbs_deb_assoc("add_key: cipher 0x%x, mac_addr %pM\n", + params->cipher, mac_addr); + lbs_deb_assoc("add_key: key index %d, key len %d\n", + idx, params->key_len); + if (params->key_len) + lbs_deb_hex(LBS_DEB_CFG80211, "KEY", + params->key, params->key_len); + + lbs_deb_assoc("add_key: seq len %d\n", params->seq_len); + if (params->seq_len) + lbs_deb_hex(LBS_DEB_CFG80211, "SEQ", + params->seq, params->seq_len); + + switch (params->cipher) { + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + /* actually compare if something has changed ... */ + if ((priv->wep_key_len[idx] != params->key_len) || + memcmp(priv->wep_key[idx], + params->key, params->key_len) != 0) { + priv->wep_key_len[idx] = params->key_len; + memcpy(priv->wep_key[idx], + params->key, params->key_len); + lbs_set_wep_keys(priv); + } + break; + case WLAN_CIPHER_SUITE_TKIP: + case WLAN_CIPHER_SUITE_CCMP: + key_info = KEY_INFO_WPA_ENABLED | ((idx == 0) + ? KEY_INFO_WPA_UNICAST + : KEY_INFO_WPA_MCAST); + key_type = (params->cipher == WLAN_CIPHER_SUITE_TKIP) + ? KEY_TYPE_ID_TKIP + : KEY_TYPE_ID_AES; + lbs_set_key_material(priv, + key_type, + key_info, + params->key, params->key_len); + break; + default: + lbs_pr_err("unhandled cipher 0x%x\n", params->cipher); + ret = -ENOTSUPP; + break; + } + + return ret; +} + + +static int lbs_cfg_del_key(struct wiphy *wiphy, struct net_device *netdev, + u8 key_index, const u8 *mac_addr) +{ + + lbs_deb_enter(LBS_DEB_CFG80211); + + lbs_deb_assoc("del_key: key_idx %d, mac_addr %pM\n", + key_index, mac_addr); + +#ifdef TODO + struct lbs_private *priv = wiphy_priv(wiphy); + /* + * I think can keep this a NO-OP, because: + + * - we clear all keys whenever we do lbs_cfg_connect() anyway + * - neither "iw" nor "wpa_supplicant" won't call this during + * an ongoing connection + * - TODO: but I have to check if this is still true when + * I set the AP to periodic re-keying + * - we've not kzallec() something when we've added a key at + * lbs_cfg_connect() or lbs_cfg_add_key(). + * + * This causes lbs_cfg_del_key() only called at disconnect time, + * where we'd just waste time deleting a key that is not going + * to be used anyway. + */ + if (key_index < 3 && priv->wep_key_len[key_index]) { + priv->wep_key_len[key_index] = 0; + lbs_set_wep_keys(priv); + } +#endif + + return 0; +} + + +/*************************************************************************** + * Get station + */ + +static int lbs_cfg_get_station(struct wiphy *wiphy, struct net_device *dev, + u8 *mac, struct station_info *sinfo) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + s8 signal, noise; + int ret; + size_t i; + + lbs_deb_enter(LBS_DEB_CFG80211); + + sinfo->filled |= STATION_INFO_TX_BYTES | + STATION_INFO_TX_PACKETS | + STATION_INFO_RX_BYTES | + STATION_INFO_RX_PACKETS; + sinfo->tx_bytes = priv->dev->stats.tx_bytes; + sinfo->tx_packets = priv->dev->stats.tx_packets; + sinfo->rx_bytes = priv->dev->stats.rx_bytes; + sinfo->rx_packets = priv->dev->stats.rx_packets; + + /* Get current RSSI */ + ret = lbs_get_rssi(priv, &signal, &noise); + if (ret == 0) { + sinfo->signal = signal; + sinfo->filled |= STATION_INFO_SIGNAL; + } + + /* Convert priv->cur_rate from hw_value to NL80211 value */ + for (i = 0; i < ARRAY_SIZE(lbs_rates); i++) { + if (priv->cur_rate == lbs_rates[i].hw_value) { + sinfo->txrate.legacy = lbs_rates[i].bitrate; + sinfo->filled |= STATION_INFO_TX_BITRATE; + break; + } + } + + return 0; +} + + + + +/*************************************************************************** + * "Site survey", here just current channel and noise level + */ + +static int lbs_get_survey(struct wiphy *wiphy, struct net_device *dev, + int idx, struct survey_info *survey) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + s8 signal, noise; + int ret; + + if (idx != 0) + ret = -ENOENT; + + lbs_deb_enter(LBS_DEB_CFG80211); + + survey->channel = ieee80211_get_channel(wiphy, + ieee80211_channel_to_frequency(priv->channel)); + + ret = lbs_get_rssi(priv, &signal, &noise); + if (ret == 0) { + survey->filled = SURVEY_INFO_NOISE_DBM; + survey->noise = noise; + } + + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + + +/*************************************************************************** + * Change interface + */ + +static int lbs_change_intf(struct wiphy *wiphy, struct net_device *dev, + enum nl80211_iftype type, u32 *flags, + struct vif_params *params) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + switch (type) { + case NL80211_IFTYPE_MONITOR: + ret = lbs_set_monitor_mode(priv, 1); + break; + case NL80211_IFTYPE_STATION: + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) + ret = lbs_set_monitor_mode(priv, 0); + if (!ret) + ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_BSS_TYPE, 1); + break; + case NL80211_IFTYPE_ADHOC: + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) + ret = lbs_set_monitor_mode(priv, 0); + if (!ret) + ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_BSS_TYPE, 2); + break; + default: + ret = -ENOTSUPP; + } + + if (!ret) + priv->wdev->iftype = type; + + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + +/*************************************************************************** + * IBSS (Ad-Hoc) + */ + +/* The firmware needs the following bits masked out of the beacon-derived + * capability field when associating/joining to a BSS: + * 9 (QoS), 11 (APSD), 12 (unused), 14 (unused), 15 (unused) + */ +#define CAPINFO_MASK (~(0xda00)) + + +static void lbs_join_post(struct lbs_private *priv, + struct cfg80211_ibss_params *params, + u8 *bssid, u16 capability) +{ + u8 fake_ie[2 + IEEE80211_MAX_SSID_LEN + /* ssid */ + 2 + 4 + /* basic rates */ + 2 + 1 + /* DS parameter */ + 2 + 2 + /* atim */ + 2 + 8]; /* extended rates */ + u8 *fake = fake_ie; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* + * For cfg80211_inform_bss, we'll need a fake IE, as we can't get + * the real IE from the firmware. So we fabricate a fake IE based on + * what the firmware actually sends (sniffed with wireshark). + */ + /* Fake SSID IE */ + *fake++ = WLAN_EID_SSID; + *fake++ = params->ssid_len; + memcpy(fake, params->ssid, params->ssid_len); + fake += params->ssid_len; + /* Fake supported basic rates IE */ + *fake++ = WLAN_EID_SUPP_RATES; + *fake++ = 4; + *fake++ = 0x82; + *fake++ = 0x84; + *fake++ = 0x8b; + *fake++ = 0x96; + /* Fake DS channel IE */ + *fake++ = WLAN_EID_DS_PARAMS; + *fake++ = 1; + *fake++ = params->channel->hw_value; + /* Fake IBSS params IE */ + *fake++ = WLAN_EID_IBSS_PARAMS; + *fake++ = 2; + *fake++ = 0; /* ATIM=0 */ + *fake++ = 0; + /* Fake extended rates IE, TODO: don't add this for 802.11b only, + * but I don't know how this could be checked */ + *fake++ = WLAN_EID_EXT_SUPP_RATES; + *fake++ = 8; + *fake++ = 0x0c; + *fake++ = 0x12; + *fake++ = 0x18; + *fake++ = 0x24; + *fake++ = 0x30; + *fake++ = 0x48; + *fake++ = 0x60; + *fake++ = 0x6c; + lbs_deb_hex(LBS_DEB_CFG80211, "IE", fake_ie, fake - fake_ie); + + cfg80211_inform_bss(priv->wdev->wiphy, + params->channel, + bssid, + 0, + capability, + params->beacon_interval, + fake_ie, fake - fake_ie, + 0, GFP_KERNEL); + + memcpy(priv->wdev->ssid, params->ssid, params->ssid_len); + priv->wdev->ssid_len = params->ssid_len; + + cfg80211_ibss_joined(priv->dev, bssid, GFP_KERNEL); + + /* TODO: consider doing this at MACREG_INT_CODE_LINK_SENSED time */ + priv->connect_status = LBS_CONNECTED; + netif_carrier_on(priv->dev); + if (!priv->tx_pending_len) + netif_wake_queue(priv->dev); + + lbs_deb_leave(LBS_DEB_CFG80211); +} + +static int lbs_ibss_join_existing(struct lbs_private *priv, + struct cfg80211_ibss_params *params, + struct cfg80211_bss *bss) +{ + const u8 *rates_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SUPP_RATES); + struct cmd_ds_802_11_ad_hoc_join cmd; + u8 preamble = RADIO_PREAMBLE_SHORT; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* TODO: set preamble based on scan result */ + ret = lbs_set_radio(priv, preamble, 1); + if (ret) + goto out; + + /* + * Example CMD_802_11_AD_HOC_JOIN command: + * + * command 2c 00 CMD_802_11_AD_HOC_JOIN + * size 65 00 + * sequence xx xx + * result 00 00 + * bssid 02 27 27 97 2f 96 + * ssid 49 42 53 53 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * type 02 CMD_BSS_TYPE_IBSS + * beacon period 64 00 + * dtim period 00 + * timestamp 00 00 00 00 00 00 00 00 + * localtime 00 00 00 00 00 00 00 00 + * IE DS 03 + * IE DS len 01 + * IE DS channel 01 + * reserveed 00 00 00 00 + * IE IBSS 06 + * IE IBSS len 02 + * IE IBSS atim 00 00 + * reserved 00 00 00 00 + * capability 02 00 + * rates 82 84 8b 96 0c 12 18 24 30 48 60 6c 00 + * fail timeout ff 00 + * probe delay 00 00 + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + + memcpy(cmd.bss.bssid, bss->bssid, ETH_ALEN); + memcpy(cmd.bss.ssid, params->ssid, params->ssid_len); + cmd.bss.type = CMD_BSS_TYPE_IBSS; + cmd.bss.beaconperiod = cpu_to_le16(params->beacon_interval); + cmd.bss.ds.header.id = WLAN_EID_DS_PARAMS; + cmd.bss.ds.header.len = 1; + cmd.bss.ds.channel = params->channel->hw_value; + cmd.bss.ibss.header.id = WLAN_EID_IBSS_PARAMS; + cmd.bss.ibss.header.len = 2; + cmd.bss.ibss.atimwindow = 0; + cmd.bss.capability = cpu_to_le16(bss->capability & CAPINFO_MASK); + + /* set rates to the intersection of our rates and the rates in the + bss */ + if (!rates_eid) { + lbs_add_rates(cmd.bss.rates); + } else { + int hw, i; + u8 rates_max = rates_eid[1]; + u8 *rates = cmd.bss.rates; + for (hw = 0; hw < ARRAY_SIZE(lbs_rates); hw++) { + u8 hw_rate = lbs_rates[hw].bitrate / 5; + for (i = 0; i < rates_max; i++) { + if (hw_rate == (rates_eid[i+2] & 0x7f)) { + u8 rate = rates_eid[i+2]; + if (rate == 0x02 || rate == 0x04 || + rate == 0x0b || rate == 0x16) + rate |= 0x80; + *rates++ = rate; + } + } + } + } + + /* Only v8 and below support setting this */ + if (MRVL_FW_MAJOR_REV(priv->fwrelease) <= 8) { + cmd.failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT); + cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); + } + ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_JOIN, &cmd); + if (ret) + goto out; + + /* + * This is a sample response to CMD_802_11_AD_HOC_JOIN: + * + * response 2c 80 + * size 09 00 + * sequence xx xx + * result 00 00 + * reserved 00 + */ + lbs_join_post(priv, params, bss->bssid, bss->capability); out: lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); @@ -100,9 +1698,169 @@ static int lbs_cfg_set_channel(struct wiphy *wiphy, +static int lbs_ibss_start_new(struct lbs_private *priv, + struct cfg80211_ibss_params *params) +{ + struct cmd_ds_802_11_ad_hoc_start cmd; + struct cmd_ds_802_11_ad_hoc_result *resp = + (struct cmd_ds_802_11_ad_hoc_result *) &cmd; + u8 preamble = RADIO_PREAMBLE_SHORT; + int ret = 0; + u16 capability; + + lbs_deb_enter(LBS_DEB_CFG80211); + + ret = lbs_set_radio(priv, preamble, 1); + if (ret) + goto out; + + /* + * Example CMD_802_11_AD_HOC_START command: + * + * command 2b 00 CMD_802_11_AD_HOC_START + * size b1 00 + * sequence xx xx + * result 00 00 + * ssid 54 45 53 54 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * bss type 02 + * beacon period 64 00 + * dtim period 00 + * IE IBSS 06 + * IE IBSS len 02 + * IE IBSS atim 00 00 + * reserved 00 00 00 00 + * IE DS 03 + * IE DS len 01 + * IE DS channel 01 + * reserved 00 00 00 00 + * probe delay 00 00 + * capability 02 00 + * rates 82 84 8b 96 (basic rates with have bit 7 set) + * 0c 12 18 24 30 48 60 6c + * padding 100 bytes + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + memcpy(cmd.ssid, params->ssid, params->ssid_len); + cmd.bsstype = CMD_BSS_TYPE_IBSS; + cmd.beaconperiod = cpu_to_le16(params->beacon_interval); + cmd.ibss.header.id = WLAN_EID_IBSS_PARAMS; + cmd.ibss.header.len = 2; + cmd.ibss.atimwindow = 0; + cmd.ds.header.id = WLAN_EID_DS_PARAMS; + cmd.ds.header.len = 1; + cmd.ds.channel = params->channel->hw_value; + /* Only v8 and below support setting probe delay */ + if (MRVL_FW_MAJOR_REV(priv->fwrelease) <= 8) + cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); + /* TODO: mix in WLAN_CAPABILITY_PRIVACY */ + capability = WLAN_CAPABILITY_IBSS; + cmd.capability = cpu_to_le16(capability); + lbs_add_rates(cmd.rates); + + + ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_START, &cmd); + if (ret) + goto out; + + /* + * This is a sample response to CMD_802_11_AD_HOC_JOIN: + * + * response 2b 80 + * size 14 00 + * sequence xx xx + * result 00 00 + * reserved 00 + * bssid 02 2b 7b 0f 86 0e + */ + lbs_join_post(priv, params, resp->bssid, capability); + + out: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + +static int lbs_join_ibss(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_ibss_params *params) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + int ret = 0; + struct cfg80211_bss *bss; + DECLARE_SSID_BUF(ssid_buf); + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (!params->channel) { + ret = -ENOTSUPP; + goto out; + } + + ret = lbs_set_channel(priv, params->channel->hw_value); + if (ret) + goto out; + + /* Search if someone is beaconing. This assumes that the + * bss list is populated already */ + bss = cfg80211_get_bss(wiphy, params->channel, params->bssid, + params->ssid, params->ssid_len, + WLAN_CAPABILITY_IBSS, WLAN_CAPABILITY_IBSS); + + if (bss) { + ret = lbs_ibss_join_existing(priv, params, bss); + cfg80211_put_bss(bss); + } else + ret = lbs_ibss_start_new(priv, params); + + + out: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + +static int lbs_leave_ibss(struct wiphy *wiphy, struct net_device *dev) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + struct cmd_ds_802_11_ad_hoc_stop cmd; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_STOP, &cmd); + + /* TODO: consider doing this at MACREG_INT_CODE_ADHOC_BCN_LOST time */ + lbs_mac_event_disconnected(priv); + + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + + +/*************************************************************************** + * Initialization + */ static struct cfg80211_ops lbs_cfg80211_ops = { .set_channel = lbs_cfg_set_channel, + .scan = lbs_cfg_scan, + .connect = lbs_cfg_connect, + .disconnect = lbs_cfg_disconnect, + .add_key = lbs_cfg_add_key, + .del_key = lbs_cfg_del_key, + .set_default_key = lbs_cfg_set_default_key, + .get_station = lbs_cfg_get_station, + .dump_survey = lbs_get_survey, + .change_virtual_intf = lbs_change_intf, + .join_ibss = lbs_join_ibss, + .leave_ibss = lbs_leave_ibss, }; @@ -142,6 +1900,36 @@ struct wireless_dev *lbs_cfg_alloc(struct device *dev) } +static void lbs_cfg_set_regulatory_hint(struct lbs_private *priv) +{ + struct region_code_mapping { + const char *cn; + int code; + }; + + /* Section 5.17.2 */ + static struct region_code_mapping regmap[] = { + {"US ", 0x10}, /* US FCC */ + {"CA ", 0x20}, /* Canada */ + {"EU ", 0x30}, /* ETSI */ + {"ES ", 0x31}, /* Spain */ + {"FR ", 0x32}, /* France */ + {"JP ", 0x40}, /* Japan */ + }; + size_t i; + + lbs_deb_enter(LBS_DEB_CFG80211); + + for (i = 0; i < ARRAY_SIZE(regmap); i++) + if (regmap[i].code == priv->regioncode) { + regulatory_hint(priv->wdev->wiphy, regmap[i].cn); + break; + } + + lbs_deb_leave(LBS_DEB_CFG80211); +} + + /* * This function get's called after lbs_setup_firmware() determined the * firmware capabities. So we can setup the wiphy according to our @@ -157,10 +1945,12 @@ int lbs_cfg_register(struct lbs_private *priv) wdev->wiphy->max_scan_ssids = 1; wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; - /* TODO: BIT(NL80211_IFTYPE_ADHOC); */ - wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); + wdev->wiphy->interface_modes = + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC); + if (lbs_rtap_supported(priv)) + wdev->wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR); - /* TODO: honor priv->regioncode */ wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &lbs_band_2ghz; /* @@ -169,6 +1959,7 @@ int lbs_cfg_register(struct lbs_private *priv) */ wdev->wiphy->cipher_suites = cipher_suites; wdev->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); + wdev->wiphy->reg_notifier = lbs_reg_notifier; ret = wiphy_register(wdev->wiphy); if (ret < 0) @@ -180,10 +1971,36 @@ int lbs_cfg_register(struct lbs_private *priv) if (ret) lbs_pr_err("cannot register network device\n"); + INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker); + + lbs_cfg_set_regulatory_hint(priv); + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); return ret; } +int lbs_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + int ret; + + lbs_deb_enter_args(LBS_DEB_CFG80211, "cfg80211 regulatory domain " + "callback for domain %c%c\n", request->alpha2[0], + request->alpha2[1]); + + ret = lbs_set_11d_domain_info(priv, request, wiphy->bands); + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + +void lbs_scan_deinit(struct lbs_private *priv) +{ + lbs_deb_enter(LBS_DEB_CFG80211); + cancel_delayed_work_sync(&priv->scan_work); +} + void lbs_cfg_free(struct lbs_private *priv) { diff --git a/drivers/net/wireless/libertas/cfg.h b/drivers/net/wireless/libertas/cfg.h index e09a193a34d6..4f46bb744bee 100644 --- a/drivers/net/wireless/libertas/cfg.h +++ b/drivers/net/wireless/libertas/cfg.h @@ -1,16 +1,21 @@ #ifndef __LBS_CFG80211_H__ #define __LBS_CFG80211_H__ -#include "dev.h" +struct device; +struct lbs_private; +struct regulatory_request; +struct wiphy; struct wireless_dev *lbs_cfg_alloc(struct device *dev); int lbs_cfg_register(struct lbs_private *priv); void lbs_cfg_free(struct lbs_private *priv); -int lbs_send_specific_ssid_scan(struct lbs_private *priv, u8 *ssid, - u8 ssid_len); -int lbs_scan_networks(struct lbs_private *priv, int full_scan); -void lbs_cfg_scan_worker(struct work_struct *work); +int lbs_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request); +void lbs_send_disconnect_notification(struct lbs_private *priv); +void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event); + +void lbs_scan_deinit(struct lbs_private *priv); #endif diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index cdb9b9650d73..70745928f3f8 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -6,18 +6,14 @@ #include <linux/kfifo.h> #include <linux/sched.h> #include <linux/slab.h> +#include <linux/if_arp.h> -#include "host.h" #include "decl.h" -#include "defs.h" -#include "dev.h" -#include "assoc.h" -#include "wext.h" -#include "scan.h" +#include "cfg.h" #include "cmd.h" - -static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv); +#define CAL_NF(nf) ((s32)(-(s32)(nf))) +#define CAL_RSSI(snr, nf) ((s32)((s32)(snr) + CAL_NF(nf))) /** * @brief Simple callback that copies response back into command @@ -70,6 +66,8 @@ static u8 is_command_allowed_in_ps(u16 cmd) switch (cmd) { case CMD_802_11_RSSI: return 1; + case CMD_802_11_HOST_SLEEP_CFG: + return 1; default: break; } @@ -77,30 +75,6 @@ static u8 is_command_allowed_in_ps(u16 cmd) } /** - * @brief This function checks if the command is allowed. - * - * @param priv A pointer to lbs_private structure - * @return allowed or not allowed. - */ - -static int lbs_is_cmd_allowed(struct lbs_private *priv) -{ - int ret = 1; - - lbs_deb_enter(LBS_DEB_CMD); - - if (!priv->is_auto_deep_sleep_enabled) { - if (priv->is_deep_sleep) { - lbs_deb_cmd("command not allowed in deep sleep\n"); - ret = 0; - } - } - - lbs_deb_leave(LBS_DEB_CMD); - return ret; -} - -/** * @brief Updates the hardware details like MAC address and regulatory region * * @param priv A pointer to struct lbs_private structure @@ -175,16 +149,28 @@ int lbs_update_hw_spec(struct lbs_private *priv) if (priv->mesh_dev) memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN); - if (lbs_set_regiontable(priv, priv->regioncode, 0)) { - ret = -1; - goto out; - } - out: lbs_deb_leave(LBS_DEB_CMD); return ret; } +static int lbs_ret_host_sleep_cfg(struct lbs_private *priv, unsigned long dummy, + struct cmd_header *resp) +{ + lbs_deb_enter(LBS_DEB_CMD); + if (priv->is_host_sleep_activated) { + priv->is_host_sleep_configured = 0; + if (priv->psstate == PS_STATE_FULL_POWER) { + priv->is_host_sleep_activated = 0; + wake_up_interruptible(&priv->host_sleep_q); + } + } else { + priv->is_host_sleep_configured = 1; + } + lbs_deb_leave(LBS_DEB_CMD); + return 0; +} + int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria, struct wol_config *p_wol_config) { @@ -202,12 +188,11 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria, else cmd_config.wol_conf.action = CMD_ACT_ACTION_NONE; - ret = lbs_cmd_with_response(priv, CMD_802_11_HOST_SLEEP_CFG, &cmd_config); + ret = __lbs_cmd(priv, CMD_802_11_HOST_SLEEP_CFG, &cmd_config.hdr, + le16_to_cpu(cmd_config.hdr.size), + lbs_ret_host_sleep_cfg, 0); if (!ret) { - if (criteria) { - lbs_deb_cmd("Set WOL criteria to %x\n", criteria); - priv->wol_criteria = criteria; - } else + if (p_wol_config) memcpy((uint8_t *) p_wol_config, (uint8_t *)&cmd_config.wol_conf, sizeof(struct wol_config)); @@ -219,42 +204,49 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria, } EXPORT_SYMBOL_GPL(lbs_host_sleep_cfg); -static int lbs_cmd_802_11_ps_mode(struct cmd_ds_command *cmd, - u16 cmd_action) +/** + * @brief Sets the Power Save mode + * + * @param priv A pointer to struct lbs_private structure + * @param cmd_action The Power Save operation (PS_MODE_ACTION_ENTER_PS or + * PS_MODE_ACTION_EXIT_PS) + * @param block Whether to block on a response or not + * + * @return 0 on success, error on failure + */ +int lbs_set_ps_mode(struct lbs_private *priv, u16 cmd_action, bool block) { - struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode; + struct cmd_ds_802_11_ps_mode cmd; + int ret = 0; lbs_deb_enter(LBS_DEB_CMD); - cmd->command = cpu_to_le16(CMD_802_11_PS_MODE); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) + - sizeof(struct cmd_header)); - psm->action = cpu_to_le16(cmd_action); - psm->multipledtim = 0; - switch (cmd_action) { - case CMD_SUBCMD_ENTER_PS: - lbs_deb_cmd("PS command:" "SubCode- Enter PS\n"); - - psm->locallisteninterval = 0; - psm->nullpktinterval = 0; - psm->multipledtim = - cpu_to_le16(MRVDRV_DEFAULT_MULTIPLE_DTIM); - break; - - case CMD_SUBCMD_EXIT_PS: - lbs_deb_cmd("PS command:" "SubCode- Exit PS\n"); - break; - - case CMD_SUBCMD_SLEEP_CONFIRMED: - lbs_deb_cmd("PS command: SubCode- sleep confirm\n"); - break; + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(cmd_action); - default: - break; + if (cmd_action == PS_MODE_ACTION_ENTER_PS) { + lbs_deb_cmd("PS_MODE: action ENTER_PS\n"); + cmd.multipledtim = cpu_to_le16(1); /* Default DTIM multiple */ + } else if (cmd_action == PS_MODE_ACTION_EXIT_PS) { + lbs_deb_cmd("PS_MODE: action EXIT_PS\n"); + } else { + /* We don't handle CONFIRM_SLEEP here because it needs to + * be fastpathed to the firmware. + */ + lbs_deb_cmd("PS_MODE: unknown action 0x%X\n", cmd_action); + ret = -EOPNOTSUPP; + goto out; } - lbs_deb_leave(LBS_DEB_CMD); - return 0; + if (block) + ret = lbs_cmd_with_response(priv, CMD_802_11_PS_MODE, &cmd); + else + lbs_cmd_async(priv, CMD_802_11_PS_MODE, &cmd.hdr, sizeof (cmd)); + +out: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; } int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action, @@ -353,6 +345,65 @@ int lbs_set_deep_sleep(struct lbs_private *priv, int deep_sleep) return ret; } +static int lbs_ret_host_sleep_activate(struct lbs_private *priv, + unsigned long dummy, + struct cmd_header *cmd) +{ + lbs_deb_enter(LBS_DEB_FW); + priv->is_host_sleep_activated = 1; + wake_up_interruptible(&priv->host_sleep_q); + lbs_deb_leave(LBS_DEB_FW); + return 0; +} + +int lbs_set_host_sleep(struct lbs_private *priv, int host_sleep) +{ + struct cmd_header cmd; + int ret = 0; + uint32_t criteria = EHS_REMOVE_WAKEUP; + + lbs_deb_enter(LBS_DEB_CMD); + + if (host_sleep) { + if (priv->is_host_sleep_activated != 1) { + memset(&cmd, 0, sizeof(cmd)); + ret = lbs_host_sleep_cfg(priv, priv->wol_criteria, + (struct wol_config *)NULL); + if (ret) { + lbs_pr_info("Host sleep configuration failed: " + "%d\n", ret); + return ret; + } + if (priv->psstate == PS_STATE_FULL_POWER) { + ret = __lbs_cmd(priv, + CMD_802_11_HOST_SLEEP_ACTIVATE, + &cmd, + sizeof(cmd), + lbs_ret_host_sleep_activate, 0); + if (ret) + lbs_pr_info("HOST_SLEEP_ACTIVATE " + "failed: %d\n", ret); + } + + if (!wait_event_interruptible_timeout( + priv->host_sleep_q, + priv->is_host_sleep_activated, + (10 * HZ))) { + lbs_pr_err("host_sleep_q: timer expired\n"); + ret = -1; + } + } else { + lbs_pr_err("host sleep: already enabled\n"); + } + } else { + if (priv->is_host_sleep_activated) + ret = lbs_host_sleep_cfg(priv, criteria, + (struct wol_config *)NULL); + } + + return ret; +} + /** * @brief Set an SNMP MIB value * @@ -509,23 +560,35 @@ int lbs_set_tx_power(struct lbs_private *priv, s16 dbm) return ret; } -static int lbs_cmd_802_11_monitor_mode(struct cmd_ds_command *cmd, - u16 cmd_action, void *pdata_buf) +/** + * @brief Enable or disable monitor mode (only implemented on OLPC usb8388 FW) + * + * @param priv A pointer to struct lbs_private structure + * @param enable 1 to enable monitor mode, 0 to disable + * + * @return 0 on success, error on failure + */ +int lbs_set_monitor_mode(struct lbs_private *priv, int enable) { - struct cmd_ds_802_11_monitor_mode *monitor = &cmd->params.monitor; + struct cmd_ds_802_11_monitor_mode cmd; + int ret; + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); + if (enable) + cmd.mode = cpu_to_le16(0x1); - cmd->command = cpu_to_le16(CMD_802_11_MONITOR_MODE); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_monitor_mode) + - sizeof(struct cmd_header)); + lbs_deb_cmd("SET_MONITOR_MODE: %d\n", enable); - monitor->action = cpu_to_le16(cmd_action); - if (cmd_action == CMD_ACT_SET) { - monitor->mode = - cpu_to_le16((u16) (*(u32 *) pdata_buf)); + ret = lbs_cmd_with_response(priv, CMD_802_11_MONITOR_MODE, &cmd); + if (ret == 0) { + priv->dev->type = enable ? ARPHRD_IEEE80211_RADIOTAP : + ARPHRD_ETHER; } - return 0; + lbs_deb_leave(LBS_DEB_CMD); + return ret; } /** @@ -610,78 +673,242 @@ out: return ret; } -static int lbs_cmd_reg_access(struct cmd_ds_command *cmdptr, - u8 cmd_action, void *pdata_buf) +/** + * @brief Get current RSSI and noise floor + * + * @param priv A pointer to struct lbs_private structure + * @param rssi On successful return, signal level in mBm + * + * @return The channel on success, error on failure + */ +int lbs_get_rssi(struct lbs_private *priv, s8 *rssi, s8 *nf) { - struct lbs_offset_value *offval; + struct cmd_ds_802_11_rssi cmd; + int ret = 0; lbs_deb_enter(LBS_DEB_CMD); - offval = (struct lbs_offset_value *)pdata_buf; + BUG_ON(rssi == NULL); + BUG_ON(nf == NULL); - switch (le16_to_cpu(cmdptr->command)) { - case CMD_MAC_REG_ACCESS: - { - struct cmd_ds_mac_reg_access *macreg; + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + /* Average SNR over last 8 beacons */ + cmd.n_or_snr = cpu_to_le16(8); - cmdptr->size = - cpu_to_le16(sizeof (struct cmd_ds_mac_reg_access) - + sizeof(struct cmd_header)); - macreg = - (struct cmd_ds_mac_reg_access *)&cmdptr->params. - macreg; + ret = lbs_cmd_with_response(priv, CMD_802_11_RSSI, &cmd); + if (ret == 0) { + *nf = CAL_NF(le16_to_cpu(cmd.nf)); + *rssi = CAL_RSSI(le16_to_cpu(cmd.n_or_snr), le16_to_cpu(cmd.nf)); + } - macreg->action = cpu_to_le16(cmd_action); - macreg->offset = cpu_to_le16((u16) offval->offset); - macreg->value = cpu_to_le32(offval->value); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} - break; - } +/** + * @brief Send regulatory and 802.11d domain information to the firmware + * + * @param priv pointer to struct lbs_private + * @param request cfg80211 regulatory request structure + * @param bands the device's supported bands and channels + * + * @return 0 on success, error code on failure +*/ +int lbs_set_11d_domain_info(struct lbs_private *priv, + struct regulatory_request *request, + struct ieee80211_supported_band **bands) +{ + struct cmd_ds_802_11d_domain_info cmd; + struct mrvl_ie_domain_param_set *domain = &cmd.domain; + struct ieee80211_country_ie_triplet *t; + enum ieee80211_band band; + struct ieee80211_channel *ch; + u8 num_triplet = 0; + u8 num_parsed_chan = 0; + u8 first_channel = 0, next_chan = 0, max_pwr = 0; + u8 i, flag = 0; + size_t triplet_size; + int ret; - case CMD_BBP_REG_ACCESS: - { - struct cmd_ds_bbp_reg_access *bbpreg; + lbs_deb_enter(LBS_DEB_11D); - cmdptr->size = - cpu_to_le16(sizeof - (struct cmd_ds_bbp_reg_access) - + sizeof(struct cmd_header)); - bbpreg = - (struct cmd_ds_bbp_reg_access *)&cmdptr->params. - bbpreg; + memset(&cmd, 0, sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); - bbpreg->action = cpu_to_le16(cmd_action); - bbpreg->offset = cpu_to_le16((u16) offval->offset); - bbpreg->value = (u8) offval->value; + lbs_deb_11d("Setting country code '%c%c'\n", + request->alpha2[0], request->alpha2[1]); - break; - } + domain->header.type = cpu_to_le16(TLV_TYPE_DOMAIN); - case CMD_RF_REG_ACCESS: - { - struct cmd_ds_rf_reg_access *rfreg; + /* Set country code */ + domain->country_code[0] = request->alpha2[0]; + domain->country_code[1] = request->alpha2[1]; + domain->country_code[2] = ' '; - cmdptr->size = - cpu_to_le16(sizeof - (struct cmd_ds_rf_reg_access) + - sizeof(struct cmd_header)); - rfreg = - (struct cmd_ds_rf_reg_access *)&cmdptr->params. - rfreg; + /* Now set up the channel triplets; firmware is somewhat picky here + * and doesn't validate channel numbers and spans; hence it would + * interpret a triplet of (36, 4, 20) as channels 36, 37, 38, 39. Since + * the last 3 aren't valid channels, the driver is responsible for + * splitting that up into 4 triplet pairs of (36, 1, 20) + (40, 1, 20) + * etc. + */ + for (band = 0; + (band < IEEE80211_NUM_BANDS) && (num_triplet < MAX_11D_TRIPLETS); + band++) { + + if (!bands[band]) + continue; + + for (i = 0; + (i < bands[band]->n_channels) && (num_triplet < MAX_11D_TRIPLETS); + i++) { + ch = &bands[band]->channels[i]; + if (ch->flags & IEEE80211_CHAN_DISABLED) + continue; + + if (!flag) { + flag = 1; + next_chan = first_channel = (u32) ch->hw_value; + max_pwr = ch->max_power; + num_parsed_chan = 1; + continue; + } - rfreg->action = cpu_to_le16(cmd_action); - rfreg->offset = cpu_to_le16((u16) offval->offset); - rfreg->value = (u8) offval->value; + if ((ch->hw_value == next_chan + 1) && + (ch->max_power == max_pwr)) { + /* Consolidate adjacent channels */ + next_chan++; + num_parsed_chan++; + } else { + /* Add this triplet */ + lbs_deb_11d("11D triplet (%d, %d, %d)\n", + first_channel, num_parsed_chan, + max_pwr); + t = &domain->triplet[num_triplet]; + t->chans.first_channel = first_channel; + t->chans.num_channels = num_parsed_chan; + t->chans.max_power = max_pwr; + num_triplet++; + flag = 0; + } + } - break; + if (flag) { + /* Add last triplet */ + lbs_deb_11d("11D triplet (%d, %d, %d)\n", first_channel, + num_parsed_chan, max_pwr); + t = &domain->triplet[num_triplet]; + t->chans.first_channel = first_channel; + t->chans.num_channels = num_parsed_chan; + t->chans.max_power = max_pwr; + num_triplet++; } + } - default: - break; + lbs_deb_11d("# triplets %d\n", num_triplet); + + /* Set command header sizes */ + triplet_size = num_triplet * sizeof(struct ieee80211_country_ie_triplet); + domain->header.len = cpu_to_le16(sizeof(domain->country_code) + + triplet_size); + + lbs_deb_hex(LBS_DEB_11D, "802.11D domain param set", + (u8 *) &cmd.domain.country_code, + le16_to_cpu(domain->header.len)); + + cmd.hdr.size = cpu_to_le16(sizeof(cmd.hdr) + + sizeof(cmd.action) + + sizeof(cmd.domain.header) + + sizeof(cmd.domain.country_code) + + triplet_size); + + ret = lbs_cmd_with_response(priv, CMD_802_11D_DOMAIN_INFO, &cmd); + + lbs_deb_leave_args(LBS_DEB_11D, "ret %d", ret); + return ret; +} + +/** + * @brief Read a MAC, Baseband, or RF register + * + * @param priv pointer to struct lbs_private + * @param cmd register command, one of CMD_MAC_REG_ACCESS, + * CMD_BBP_REG_ACCESS, or CMD_RF_REG_ACCESS + * @param offset byte offset of the register to get + * @param value on success, the value of the register at 'offset' + * + * @return 0 on success, error code on failure +*/ +int lbs_get_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 *value) +{ + struct cmd_ds_reg_access cmd; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CMD); + + BUG_ON(value == NULL); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_GET); + + if (reg != CMD_MAC_REG_ACCESS && + reg != CMD_BBP_REG_ACCESS && + reg != CMD_RF_REG_ACCESS) { + ret = -EINVAL; + goto out; } - lbs_deb_leave(LBS_DEB_CMD); - return 0; + ret = lbs_cmd_with_response(priv, reg, &cmd); + if (ret) { + if (reg == CMD_BBP_REG_ACCESS || reg == CMD_RF_REG_ACCESS) + *value = cmd.value.bbp_rf; + else if (reg == CMD_MAC_REG_ACCESS) + *value = le32_to_cpu(cmd.value.mac); + } + +out: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} + +/** + * @brief Write a MAC, Baseband, or RF register + * + * @param priv pointer to struct lbs_private + * @param cmd register command, one of CMD_MAC_REG_ACCESS, + * CMD_BBP_REG_ACCESS, or CMD_RF_REG_ACCESS + * @param offset byte offset of the register to set + * @param value the value to write to the register at 'offset' + * + * @return 0 on success, error code on failure +*/ +int lbs_set_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 value) +{ + struct cmd_ds_reg_access cmd; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CMD); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); + + if (reg == CMD_BBP_REG_ACCESS || reg == CMD_RF_REG_ACCESS) + cmd.value.bbp_rf = (u8) (value & 0xFF); + else if (reg == CMD_MAC_REG_ACCESS) + cmd.value.mac = cpu_to_le32(value); + else { + ret = -EINVAL; + goto out; + } + + ret = lbs_cmd_with_response(priv, reg, &cmd); + +out: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; } static void lbs_queue_cmd(struct lbs_private *priv, @@ -704,14 +931,17 @@ static void lbs_queue_cmd(struct lbs_private *priv, /* Exit_PS command needs to be queued in the header always. */ if (le16_to_cpu(cmdnode->cmdbuf->command) == CMD_802_11_PS_MODE) { - struct cmd_ds_802_11_ps_mode *psm = (void *) &cmdnode->cmdbuf[1]; + struct cmd_ds_802_11_ps_mode *psm = (void *) &cmdnode->cmdbuf; - if (psm->action == cpu_to_le16(CMD_SUBCMD_EXIT_PS)) { + if (psm->action == cpu_to_le16(PS_MODE_ACTION_EXIT_PS)) { if (priv->psstate != PS_STATE_FULL_POWER) addtail = 0; } } + if (le16_to_cpu(cmdnode->cmdbuf->command) == CMD_802_11_WAKEUP_CONFIRM) + addtail = 0; + spin_lock_irqsave(&priv->driver_lock, flags); if (addtail) @@ -744,7 +974,6 @@ static void lbs_submit_command(struct lbs_private *priv, spin_lock_irqsave(&priv->driver_lock, flags); priv->cur_cmd = cmdnode; - priv->cur_cmd_retcode = 0; spin_unlock_irqrestore(&priv->driver_lock, flags); cmdsize = le16_to_cpu(cmd->size); @@ -817,9 +1046,6 @@ static void lbs_cleanup_and_insert_cmd(struct lbs_private *priv, void lbs_complete_command(struct lbs_private *priv, struct cmd_ctrl_node *cmd, int result) { - if (cmd == priv->cur_cmd) - priv->cur_cmd_retcode = result; - cmd->result = result; cmd->cmdwaitqwoken = 1; wake_up_interruptible(&cmd->cmdwait_q); @@ -887,175 +1113,6 @@ void lbs_set_mac_control(struct lbs_private *priv) } /** - * @brief This function prepare the command before send to firmware. - * - * @param priv A pointer to struct lbs_private structure - * @param cmd_no command number - * @param cmd_action command action: GET or SET - * @param wait_option wait option: wait response or not - * @param cmd_oid cmd oid: treated as sub command - * @param pdata_buf A pointer to informaion buffer - * @return 0 or -1 - */ -int lbs_prepare_and_send_command(struct lbs_private *priv, - u16 cmd_no, - u16 cmd_action, - u16 wait_option, u32 cmd_oid, void *pdata_buf) -{ - int ret = 0; - struct cmd_ctrl_node *cmdnode; - struct cmd_ds_command *cmdptr; - unsigned long flags; - - lbs_deb_enter(LBS_DEB_HOST); - - if (!priv) { - lbs_deb_host("PREP_CMD: priv is NULL\n"); - ret = -1; - goto done; - } - - if (priv->surpriseremoved) { - lbs_deb_host("PREP_CMD: card removed\n"); - ret = -1; - goto done; - } - - if (!lbs_is_cmd_allowed(priv)) { - ret = -EBUSY; - goto done; - } - - cmdnode = lbs_get_cmd_ctrl_node(priv); - - if (cmdnode == NULL) { - lbs_deb_host("PREP_CMD: cmdnode is NULL\n"); - - /* Wake up main thread to execute next command */ - wake_up_interruptible(&priv->waitq); - ret = -1; - goto done; - } - - cmdnode->callback = NULL; - cmdnode->callback_arg = (unsigned long)pdata_buf; - - cmdptr = (struct cmd_ds_command *)cmdnode->cmdbuf; - - lbs_deb_host("PREP_CMD: command 0x%04x\n", cmd_no); - - /* Set sequence number, command and INT option */ - priv->seqnum++; - cmdptr->seqnum = cpu_to_le16(priv->seqnum); - - cmdptr->command = cpu_to_le16(cmd_no); - cmdptr->result = 0; - - switch (cmd_no) { - case CMD_802_11_PS_MODE: - ret = lbs_cmd_802_11_ps_mode(cmdptr, cmd_action); - break; - - case CMD_MAC_REG_ACCESS: - case CMD_BBP_REG_ACCESS: - case CMD_RF_REG_ACCESS: - ret = lbs_cmd_reg_access(cmdptr, cmd_action, pdata_buf); - break; - - case CMD_802_11_MONITOR_MODE: - ret = lbs_cmd_802_11_monitor_mode(cmdptr, - cmd_action, pdata_buf); - break; - - case CMD_802_11_RSSI: - ret = lbs_cmd_802_11_rssi(priv, cmdptr); - break; - - case CMD_802_11_SET_AFC: - case CMD_802_11_GET_AFC: - - cmdptr->command = cpu_to_le16(cmd_no); - cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_afc) + - sizeof(struct cmd_header)); - - memmove(&cmdptr->params.afc, - pdata_buf, sizeof(struct cmd_ds_802_11_afc)); - - ret = 0; - goto done; - - case CMD_802_11_TPC_CFG: - cmdptr->command = cpu_to_le16(CMD_802_11_TPC_CFG); - cmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_tpc_cfg) + - sizeof(struct cmd_header)); - - memmove(&cmdptr->params.tpccfg, - pdata_buf, sizeof(struct cmd_ds_802_11_tpc_cfg)); - - ret = 0; - break; - -#ifdef CONFIG_LIBERTAS_MESH - - case CMD_BT_ACCESS: - ret = lbs_cmd_bt_access(cmdptr, cmd_action, pdata_buf); - break; - - case CMD_FWT_ACCESS: - ret = lbs_cmd_fwt_access(cmdptr, cmd_action, pdata_buf); - break; - -#endif - - case CMD_802_11_BEACON_CTRL: - ret = lbs_cmd_bcn_ctrl(priv, cmdptr, cmd_action); - break; - case CMD_802_11_DEEP_SLEEP: - cmdptr->command = cpu_to_le16(CMD_802_11_DEEP_SLEEP); - cmdptr->size = cpu_to_le16(sizeof(struct cmd_header)); - break; - default: - lbs_pr_err("PREP_CMD: unknown command 0x%04x\n", cmd_no); - ret = -1; - break; - } - - /* return error, since the command preparation failed */ - if (ret != 0) { - lbs_deb_host("PREP_CMD: command preparation failed\n"); - lbs_cleanup_and_insert_cmd(priv, cmdnode); - ret = -1; - goto done; - } - - cmdnode->cmdwaitqwoken = 0; - - lbs_queue_cmd(priv, cmdnode); - wake_up_interruptible(&priv->waitq); - - if (wait_option & CMD_OPTION_WAITFORRSP) { - lbs_deb_host("PREP_CMD: wait for response\n"); - might_sleep(); - wait_event_interruptible(cmdnode->cmdwait_q, - cmdnode->cmdwaitqwoken); - } - - spin_lock_irqsave(&priv->driver_lock, flags); - if (priv->cur_cmd_retcode) { - lbs_deb_host("PREP_CMD: command failed with return code %d\n", - priv->cur_cmd_retcode); - priv->cur_cmd_retcode = 0; - ret = -1; - } - spin_unlock_irqrestore(&priv->driver_lock, flags); - -done: - lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret); - return ret; -} - -/** * @brief This function allocates the command buffer and link * it to command free queue. * @@ -1148,7 +1205,7 @@ done: * @param priv A pointer to struct lbs_private structure * @return cmd_ctrl_node A pointer to cmd_ctrl_node structure or NULL */ -static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv) +static struct cmd_ctrl_node *lbs_get_free_cmd_node(struct lbs_private *priv) { struct cmd_ctrl_node *tempnode; unsigned long flags; @@ -1231,10 +1288,10 @@ int lbs_execute_next_command(struct lbs_private *priv) /* * 1. Non-PS command: * Queue it. set needtowakeup to TRUE if current state - * is SLEEP, otherwise call lbs_ps_wakeup to send Exit_PS. - * 2. PS command but not Exit_PS: + * is SLEEP, otherwise call send EXIT_PS. + * 2. PS command but not EXIT_PS: * Ignore it. - * 3. PS command Exit_PS: + * 3. PS command EXIT_PS: * Set needtowakeup to TRUE if current state is SLEEP, * otherwise send this command down to firmware * immediately. @@ -1248,8 +1305,11 @@ int lbs_execute_next_command(struct lbs_private *priv) /* w/ new scheme, it will not reach here. since it is blocked in main_thread. */ priv->needtowakeup = 1; - } else - lbs_ps_wakeup(priv, 0); + } else { + lbs_set_ps_mode(priv, + PS_MODE_ACTION_EXIT_PS, + false); + } ret = 0; goto done; @@ -1264,7 +1324,7 @@ int lbs_execute_next_command(struct lbs_private *priv) "EXEC_NEXT_CMD: PS cmd, action 0x%02x\n", psm->action); if (psm->action != - cpu_to_le16(CMD_SUBCMD_EXIT_PS)) { + cpu_to_le16(PS_MODE_ACTION_EXIT_PS)) { lbs_deb_host( "EXEC_NEXT_CMD: ignore ENTER_PS cmd\n"); list_del(&cmdnode->list); @@ -1303,6 +1363,15 @@ int lbs_execute_next_command(struct lbs_private *priv) * check if in power save mode, if yes, put the device back * to PS mode */ +#ifdef TODO + /* + * This was the old code for libertas+wext. Someone that + * understands this beast should re-code it in a sane way. + * + * I actually don't understand why this is related to WPA + * and to connection status, shouldn't powering should be + * independ of such things? + */ if ((priv->psmode != LBS802_11POWERMODECAM) && (priv->psstate == PS_STATE_FULL_POWER) && ((priv->connect_status == LBS_CONNECTED) || @@ -1315,15 +1384,19 @@ int lbs_execute_next_command(struct lbs_private *priv) lbs_deb_host( "EXEC_NEXT_CMD: WPA enabled and GTK_SET" " go back to PS_SLEEP"); - lbs_ps_sleep(priv, 0); + lbs_set_ps_mode(priv, + PS_MODE_ACTION_ENTER_PS, + false); } } else { lbs_deb_host( "EXEC_NEXT_CMD: cmdpendingq empty, " "go back to PS_SLEEP"); - lbs_ps_sleep(priv, 0); + lbs_set_ps_mode(priv, PS_MODE_ACTION_ENTER_PS, + false); } } +#endif } ret = 0; @@ -1353,6 +1426,11 @@ static void lbs_send_confirmsleep(struct lbs_private *priv) /* We don't get a response on the sleep-confirmation */ priv->dnld_sent = DNLD_RES_RECEIVED; + if (priv->is_host_sleep_configured) { + priv->is_host_sleep_activated = 1; + wake_up_interruptible(&priv->host_sleep_q); + } + /* If nothing to do, go back to sleep (?) */ if (!kfifo_len(&priv->event_fifo) && !priv->resp_len[priv->resp_idx]) priv->psstate = PS_STATE_SLEEP; @@ -1363,43 +1441,6 @@ out: lbs_deb_leave(LBS_DEB_HOST); } -void lbs_ps_sleep(struct lbs_private *priv, int wait_option) -{ - lbs_deb_enter(LBS_DEB_HOST); - - /* - * PS is currently supported only in Infrastructure mode - * Remove this check if it is to be supported in IBSS mode also - */ - - lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE, - CMD_SUBCMD_ENTER_PS, wait_option, 0, NULL); - - lbs_deb_leave(LBS_DEB_HOST); -} - -/** - * @brief This function sends Exit_PS command to firmware. - * - * @param priv A pointer to struct lbs_private structure - * @param wait_option wait response or not - * @return n/a - */ -void lbs_ps_wakeup(struct lbs_private *priv, int wait_option) -{ - __le32 Localpsmode; - - lbs_deb_enter(LBS_DEB_HOST); - - Localpsmode = cpu_to_le32(LBS802_11POWERMODECAM); - - lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE, - CMD_SUBCMD_EXIT_PS, - wait_option, 0, &Localpsmode); - - lbs_deb_leave(LBS_DEB_HOST); -} - /** * @brief This function checks condition and prepares to * send sleep confirm command to firmware if ok. @@ -1524,12 +1565,18 @@ struct cmd_ctrl_node *__lbs_cmd_async(struct lbs_private *priv, goto done; } - if (!lbs_is_cmd_allowed(priv)) { - cmdnode = ERR_PTR(-EBUSY); - goto done; + /* No commands are allowed in Deep Sleep until we toggle the GPIO + * to wake up the card and it has signaled that it's ready. + */ + if (!priv->is_auto_deep_sleep_enabled) { + if (priv->is_deep_sleep) { + lbs_deb_cmd("command not allowed in deep sleep\n"); + cmdnode = ERR_PTR(-EBUSY); + goto done; + } } - cmdnode = lbs_get_cmd_ctrl_node(priv); + cmdnode = lbs_get_free_cmd_node(priv); if (cmdnode == NULL) { lbs_deb_host("PREP_CMD: cmdnode is NULL\n"); diff --git a/drivers/net/wireless/libertas/cmd.h b/drivers/net/wireless/libertas/cmd.h index cb4138a55fdf..7109d6b717ea 100644 --- a/drivers/net/wireless/libertas/cmd.h +++ b/drivers/net/wireless/libertas/cmd.h @@ -3,6 +3,8 @@ #ifndef _LBS_CMD_H_ #define _LBS_CMD_H_ +#include <net/cfg80211.h> + #include "host.h" #include "dev.h" @@ -37,11 +39,6 @@ struct cmd_ctrl_node { #define lbs_cmd_with_response(priv, cmdnr, cmd) \ lbs_cmd(priv, cmdnr, cmd, lbs_cmd_copyback, (unsigned long) (cmd)) -int lbs_prepare_and_send_command(struct lbs_private *priv, - u16 cmd_no, - u16 cmd_action, - u16 wait_option, u32 cmd_oid, void *pdata_buf); - void lbs_cmd_async(struct lbs_private *priv, uint16_t command, struct cmd_header *in_cmd, int in_cmd_size); @@ -92,10 +89,6 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria, int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action, struct sleep_params *sp); -void lbs_ps_sleep(struct lbs_private *priv, int wait_option); - -void lbs_ps_wakeup(struct lbs_private *priv, int wait_option); - void lbs_ps_confirm_sleep(struct lbs_private *priv); int lbs_set_radio(struct lbs_private *priv, u8 preamble, u8 radio_on); @@ -127,4 +120,20 @@ int lbs_set_tx_power(struct lbs_private *priv, s16 dbm); int lbs_set_deep_sleep(struct lbs_private *priv, int deep_sleep); +int lbs_set_host_sleep(struct lbs_private *priv, int host_sleep); + +int lbs_set_monitor_mode(struct lbs_private *priv, int enable); + +int lbs_get_rssi(struct lbs_private *priv, s8 *snr, s8 *nf); + +int lbs_set_11d_domain_info(struct lbs_private *priv, + struct regulatory_request *request, + struct ieee80211_supported_band **bands); + +int lbs_get_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 *value); + +int lbs_set_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 value); + +int lbs_set_ps_mode(struct lbs_private *priv, u16 cmd_action, bool block); + #endif /* _LBS_CMD_H */ diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c index 88f7131d66e9..5e95da9dcc2e 100644 --- a/drivers/net/wireless/libertas/cmdresp.c +++ b/drivers/net/wireless/libertas/cmdresp.c @@ -5,18 +5,11 @@ #include <linux/slab.h> #include <linux/delay.h> #include <linux/sched.h> -#include <linux/if_arp.h> -#include <linux/netdevice.h> #include <asm/unaligned.h> -#include <net/iw_handler.h> +#include <net/cfg80211.h> -#include "host.h" -#include "decl.h" +#include "cfg.h" #include "cmd.h" -#include "defs.h" -#include "dev.h" -#include "assoc.h" -#include "wext.h" /** * @brief This function handles disconnect event. it @@ -38,7 +31,9 @@ void lbs_mac_event_disconnected(struct lbs_private *priv) * It causes problem in the Supplicant */ msleep_interruptible(1000); - lbs_send_disconnect_notification(priv); + + if (priv->wdev->iftype == NL80211_IFTYPE_STATION) + lbs_send_disconnect_notification(priv); /* report disconnect to upper layer */ netif_stop_queue(priv->dev); @@ -49,141 +44,16 @@ void lbs_mac_event_disconnected(struct lbs_private *priv) priv->currenttxskb = NULL; priv->tx_pending_len = 0; - /* reset SNR/NF/RSSI values */ - memset(priv->SNR, 0x00, sizeof(priv->SNR)); - memset(priv->NF, 0x00, sizeof(priv->NF)); - memset(priv->RSSI, 0x00, sizeof(priv->RSSI)); - memset(priv->rawSNR, 0x00, sizeof(priv->rawSNR)); - memset(priv->rawNF, 0x00, sizeof(priv->rawNF)); - priv->nextSNRNF = 0; - priv->numSNRNF = 0; priv->connect_status = LBS_DISCONNECTED; - /* Clear out associated SSID and BSSID since connection is - * no longer valid. - */ - memset(&priv->curbssparams.bssid, 0, ETH_ALEN); - memset(&priv->curbssparams.ssid, 0, IEEE80211_MAX_SSID_LEN); - priv->curbssparams.ssid_len = 0; - if (priv->psstate != PS_STATE_FULL_POWER) { /* make firmware to exit PS mode */ lbs_deb_cmd("disconnected, so exit PS mode\n"); - lbs_ps_wakeup(priv, 0); + lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false); } lbs_deb_leave(LBS_DEB_ASSOC); } -static int lbs_ret_reg_access(struct lbs_private *priv, - u16 type, struct cmd_ds_command *resp) -{ - int ret = 0; - - lbs_deb_enter(LBS_DEB_CMD); - - switch (type) { - case CMD_RET(CMD_MAC_REG_ACCESS): - { - struct cmd_ds_mac_reg_access *reg = &resp->params.macreg; - - priv->offsetvalue.offset = (u32)le16_to_cpu(reg->offset); - priv->offsetvalue.value = le32_to_cpu(reg->value); - break; - } - - case CMD_RET(CMD_BBP_REG_ACCESS): - { - struct cmd_ds_bbp_reg_access *reg = &resp->params.bbpreg; - - priv->offsetvalue.offset = (u32)le16_to_cpu(reg->offset); - priv->offsetvalue.value = reg->value; - break; - } - - case CMD_RET(CMD_RF_REG_ACCESS): - { - struct cmd_ds_rf_reg_access *reg = &resp->params.rfreg; - - priv->offsetvalue.offset = (u32)le16_to_cpu(reg->offset); - priv->offsetvalue.value = reg->value; - break; - } - - default: - ret = -1; - } - - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -static inline int handle_cmd_response(struct lbs_private *priv, - struct cmd_header *cmd_response) -{ - struct cmd_ds_command *resp = (struct cmd_ds_command *) cmd_response; - int ret = 0; - unsigned long flags; - uint16_t respcmd = le16_to_cpu(resp->command); - - lbs_deb_enter(LBS_DEB_HOST); - - switch (respcmd) { - case CMD_RET(CMD_MAC_REG_ACCESS): - case CMD_RET(CMD_BBP_REG_ACCESS): - case CMD_RET(CMD_RF_REG_ACCESS): - ret = lbs_ret_reg_access(priv, respcmd, resp); - break; - - case CMD_RET(CMD_802_11_SET_AFC): - case CMD_RET(CMD_802_11_GET_AFC): - spin_lock_irqsave(&priv->driver_lock, flags); - memmove((void *)priv->cur_cmd->callback_arg, &resp->params.afc, - sizeof(struct cmd_ds_802_11_afc)); - spin_unlock_irqrestore(&priv->driver_lock, flags); - - break; - - case CMD_RET(CMD_802_11_BEACON_STOP): - break; - - case CMD_RET(CMD_802_11_RSSI): - ret = lbs_ret_802_11_rssi(priv, resp); - break; - - case CMD_RET(CMD_802_11_TPC_CFG): - spin_lock_irqsave(&priv->driver_lock, flags); - memmove((void *)priv->cur_cmd->callback_arg, &resp->params.tpccfg, - sizeof(struct cmd_ds_802_11_tpc_cfg)); - spin_unlock_irqrestore(&priv->driver_lock, flags); - break; - - case CMD_RET(CMD_BT_ACCESS): - spin_lock_irqsave(&priv->driver_lock, flags); - if (priv->cur_cmd->callback_arg) - memcpy((void *)priv->cur_cmd->callback_arg, - &resp->params.bt.addr1, 2 * ETH_ALEN); - spin_unlock_irqrestore(&priv->driver_lock, flags); - break; - case CMD_RET(CMD_FWT_ACCESS): - spin_lock_irqsave(&priv->driver_lock, flags); - if (priv->cur_cmd->callback_arg) - memcpy((void *)priv->cur_cmd->callback_arg, &resp->params.fwt, - sizeof(resp->params.fwt)); - spin_unlock_irqrestore(&priv->driver_lock, flags); - break; - case CMD_RET(CMD_802_11_BEACON_CTRL): - ret = lbs_ret_802_11_bcn_ctrl(priv, resp); - break; - - default: - lbs_pr_err("CMD_RESP: unknown cmd response 0x%04x\n", - le16_to_cpu(resp->command)); - break; - } - lbs_deb_leave(LBS_DEB_HOST); - return ret; -} - int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) { uint16_t respcmd, curcmd; @@ -242,9 +112,6 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) del_timer(&priv->command_timer); priv->cmd_timed_out = 0; - /* Store the response code to cur_cmd_retcode. */ - priv->cur_cmd_retcode = result; - if (respcmd == CMD_RET(CMD_802_11_PS_MODE)) { struct cmd_ds_802_11_ps_mode *psmode = (void *) &resp[1]; u16 action = le16_to_cpu(psmode->action); @@ -261,10 +128,10 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) * ad-hoc mode. It takes place in * lbs_execute_next_command(). */ - if (priv->mode == IW_MODE_ADHOC && - action == CMD_SUBCMD_ENTER_PS) + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR && + action == PS_MODE_ACTION_ENTER_PS) priv->psmode = LBS802_11POWERMODECAM; - } else if (action == CMD_SUBCMD_ENTER_PS) { + } else if (action == PS_MODE_ACTION_ENTER_PS) { priv->needtowakeup = 0; priv->psstate = PS_STATE_AWAKE; @@ -279,11 +146,12 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) spin_unlock_irqrestore(&priv->driver_lock, flags); mutex_unlock(&priv->lock); - lbs_ps_wakeup(priv, 0); + lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, + false); mutex_lock(&priv->lock); spin_lock_irqsave(&priv->driver_lock, flags); } - } else if (action == CMD_SUBCMD_EXIT_PS) { + } else if (action == PS_MODE_ACTION_EXIT_PS) { priv->needtowakeup = 0; priv->psstate = PS_STATE_FULL_POWER; lbs_deb_host("CMD_RESP: EXIT_PS command response\n"); @@ -324,8 +192,7 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) if (priv->cur_cmd && priv->cur_cmd->callback) { ret = priv->cur_cmd->callback(priv, priv->cur_cmd->callback_arg, resp); - } else - ret = handle_cmd_response(priv, resp); + } spin_lock_irqsave(&priv->driver_lock, flags); @@ -341,32 +208,10 @@ done: return ret; } -static int lbs_send_confirmwake(struct lbs_private *priv) -{ - struct cmd_header cmd; - int ret = 0; - - lbs_deb_enter(LBS_DEB_HOST); - - cmd.command = cpu_to_le16(CMD_802_11_WAKEUP_CONFIRM); - cmd.size = cpu_to_le16(sizeof(cmd)); - cmd.seqnum = cpu_to_le16(++priv->seqnum); - cmd.result = 0; - - lbs_deb_hex(LBS_DEB_HOST, "wake confirm", (u8 *) &cmd, - sizeof(cmd)); - - ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) &cmd, sizeof(cmd)); - if (ret) - lbs_pr_alert("SEND_WAKEC_CMD: Host to Card failed for Confirm Wake\n"); - - lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret); - return ret; -} - int lbs_process_event(struct lbs_private *priv, u32 event) { int ret = 0; + struct cmd_header cmd; lbs_deb_enter(LBS_DEB_CMD); @@ -410,7 +255,10 @@ int lbs_process_event(struct lbs_private *priv, u32 event) if (priv->reset_deep_sleep_wakeup) priv->reset_deep_sleep_wakeup(priv); priv->is_deep_sleep = 0; - lbs_send_confirmwake(priv); + lbs_cmd_async(priv, CMD_802_11_WAKEUP_CONFIRM, &cmd, + sizeof(cmd)); + priv->is_host_sleep_activated = 0; + wake_up_interruptible(&priv->host_sleep_q); break; case MACREG_INT_CODE_DEEP_SLEEP_AWAKE: @@ -441,7 +289,7 @@ int lbs_process_event(struct lbs_private *priv, u32 event) * in lbs_ps_wakeup() */ lbs_deb_cmd("waking up ...\n"); - lbs_ps_wakeup(priv, 0); + lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false); } break; diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c index de2caac11dd6..651a79c8de8a 100644 --- a/drivers/net/wireless/libertas/debugfs.c +++ b/drivers/net/wireless/libertas/debugfs.c @@ -1,18 +1,13 @@ -#include <linux/module.h> #include <linux/dcache.h> #include <linux/debugfs.h> #include <linux/delay.h> #include <linux/mm.h> #include <linux/string.h> #include <linux/slab.h> -#include <net/iw_handler.h> -#include <net/lib80211.h> -#include "dev.h" #include "decl.h" -#include "host.h" -#include "debugfs.h" #include "cmd.h" +#include "debugfs.h" static struct dentry *lbs_dir; static char *szStates[] = { @@ -60,51 +55,6 @@ static ssize_t lbs_dev_info(struct file *file, char __user *userbuf, return res; } - -static ssize_t lbs_getscantable(struct file *file, char __user *userbuf, - size_t count, loff_t *ppos) -{ - struct lbs_private *priv = file->private_data; - size_t pos = 0; - int numscansdone = 0, res; - unsigned long addr = get_zeroed_page(GFP_KERNEL); - char *buf = (char *)addr; - DECLARE_SSID_BUF(ssid); - struct bss_descriptor * iter_bss; - if (!buf) - return -ENOMEM; - - pos += snprintf(buf+pos, len-pos, - "# | ch | rssi | bssid | cap | Qual | SSID\n"); - - mutex_lock(&priv->lock); - list_for_each_entry (iter_bss, &priv->network_list, list) { - u16 ibss = (iter_bss->capability & WLAN_CAPABILITY_IBSS); - u16 privacy = (iter_bss->capability & WLAN_CAPABILITY_PRIVACY); - u16 spectrum_mgmt = (iter_bss->capability & WLAN_CAPABILITY_SPECTRUM_MGMT); - - pos += snprintf(buf+pos, len-pos, "%02u| %03d | %04d | %pM |", - numscansdone, iter_bss->channel, iter_bss->rssi, - iter_bss->bssid); - pos += snprintf(buf+pos, len-pos, " %04x-", iter_bss->capability); - pos += snprintf(buf+pos, len-pos, "%c%c%c |", - ibss ? 'A' : 'I', privacy ? 'P' : ' ', - spectrum_mgmt ? 'S' : ' '); - pos += snprintf(buf+pos, len-pos, " %04d |", SCAN_RSSI(iter_bss->rssi)); - pos += snprintf(buf+pos, len-pos, " %s\n", - print_ssid(ssid, iter_bss->ssid, - iter_bss->ssid_len)); - - numscansdone++; - } - mutex_unlock(&priv->lock); - - res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); - - free_page(addr); - return res; -} - static ssize_t lbs_sleepparams_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) @@ -174,6 +124,70 @@ out_unlock: return ret; } +static ssize_t lbs_host_sleep_write(struct file *file, + const char __user *user_buf, size_t count, + loff_t *ppos) +{ + struct lbs_private *priv = file->private_data; + ssize_t buf_size, ret; + int host_sleep; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + if (!buf) + return -ENOMEM; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, user_buf, buf_size)) { + ret = -EFAULT; + goto out_unlock; + } + ret = sscanf(buf, "%d", &host_sleep); + if (ret != 1) { + ret = -EINVAL; + goto out_unlock; + } + + if (host_sleep == 0) + ret = lbs_set_host_sleep(priv, 0); + else if (host_sleep == 1) { + if (priv->wol_criteria == EHS_REMOVE_WAKEUP) { + lbs_pr_info("wake parameters not configured"); + ret = -EINVAL; + goto out_unlock; + } + ret = lbs_set_host_sleep(priv, 1); + } else { + lbs_pr_err("invalid option\n"); + ret = -EINVAL; + } + + if (!ret) + ret = count; + +out_unlock: + free_page(addr); + return ret; +} + +static ssize_t lbs_host_sleep_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + struct lbs_private *priv = file->private_data; + ssize_t ret; + size_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + if (!buf) + return -ENOMEM; + + pos += snprintf(buf, len, "%d\n", priv->is_host_sleep_activated); + + ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + + free_page(addr); + return ret; +} + /* * When calling CMD_802_11_SUBSCRIBE_EVENT with CMD_ACT_GET, me might * get a bunch of vendor-specific TLVs (a.k.a. IEs) back from the @@ -432,30 +446,24 @@ static ssize_t lbs_bcnmiss_write(struct file *file, const char __user *userbuf, } - static ssize_t lbs_rdmac_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) { struct lbs_private *priv = file->private_data; - struct lbs_offset_value offval; ssize_t pos = 0; int ret; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; + u32 val = 0; + if (!buf) return -ENOMEM; - offval.offset = priv->mac_offset; - offval.value = 0; - - ret = lbs_prepare_and_send_command(priv, - CMD_MAC_REG_ACCESS, 0, - CMD_OPTION_WAITFORRSP, 0, &offval); + ret = lbs_get_reg(priv, CMD_MAC_REG_ACCESS, priv->mac_offset, &val); mdelay(10); if (!ret) { - pos += snprintf(buf+pos, len-pos, "MAC[0x%x] = 0x%08x\n", - priv->mac_offset, priv->offsetvalue.value); - + pos = snprintf(buf, len, "MAC[0x%x] = 0x%08x\n", + priv->mac_offset, val); ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); } free_page(addr); @@ -493,7 +501,6 @@ static ssize_t lbs_wrmac_write(struct file *file, struct lbs_private *priv = file->private_data; ssize_t res, buf_size; u32 offset, value; - struct lbs_offset_value offval; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; if (!buf) @@ -510,11 +517,7 @@ static ssize_t lbs_wrmac_write(struct file *file, goto out_unlock; } - offval.offset = offset; - offval.value = value; - res = lbs_prepare_and_send_command(priv, - CMD_MAC_REG_ACCESS, 1, - CMD_OPTION_WAITFORRSP, 0, &offval); + res = lbs_set_reg(priv, CMD_MAC_REG_ACCESS, offset, value); mdelay(10); if (!res) @@ -528,25 +531,20 @@ static ssize_t lbs_rdbbp_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) { struct lbs_private *priv = file->private_data; - struct lbs_offset_value offval; ssize_t pos = 0; int ret; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; + u32 val; + if (!buf) return -ENOMEM; - offval.offset = priv->bbp_offset; - offval.value = 0; - - ret = lbs_prepare_and_send_command(priv, - CMD_BBP_REG_ACCESS, 0, - CMD_OPTION_WAITFORRSP, 0, &offval); + ret = lbs_get_reg(priv, CMD_BBP_REG_ACCESS, priv->bbp_offset, &val); mdelay(10); if (!ret) { - pos += snprintf(buf+pos, len-pos, "BBP[0x%x] = 0x%08x\n", - priv->bbp_offset, priv->offsetvalue.value); - + pos = snprintf(buf, len, "BBP[0x%x] = 0x%08x\n", + priv->bbp_offset, val); ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); } free_page(addr); @@ -585,7 +583,6 @@ static ssize_t lbs_wrbbp_write(struct file *file, struct lbs_private *priv = file->private_data; ssize_t res, buf_size; u32 offset, value; - struct lbs_offset_value offval; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; if (!buf) @@ -602,11 +599,7 @@ static ssize_t lbs_wrbbp_write(struct file *file, goto out_unlock; } - offval.offset = offset; - offval.value = value; - res = lbs_prepare_and_send_command(priv, - CMD_BBP_REG_ACCESS, 1, - CMD_OPTION_WAITFORRSP, 0, &offval); + res = lbs_set_reg(priv, CMD_BBP_REG_ACCESS, offset, value); mdelay(10); if (!res) @@ -620,25 +613,20 @@ static ssize_t lbs_rdrf_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) { struct lbs_private *priv = file->private_data; - struct lbs_offset_value offval; ssize_t pos = 0; int ret; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; + u32 val; + if (!buf) return -ENOMEM; - offval.offset = priv->rf_offset; - offval.value = 0; - - ret = lbs_prepare_and_send_command(priv, - CMD_RF_REG_ACCESS, 0, - CMD_OPTION_WAITFORRSP, 0, &offval); + ret = lbs_get_reg(priv, CMD_RF_REG_ACCESS, priv->rf_offset, &val); mdelay(10); if (!ret) { - pos += snprintf(buf+pos, len-pos, "RF[0x%x] = 0x%08x\n", - priv->rf_offset, priv->offsetvalue.value); - + pos = snprintf(buf, len, "RF[0x%x] = 0x%08x\n", + priv->rf_offset, val); ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); } free_page(addr); @@ -677,7 +665,6 @@ static ssize_t lbs_wrrf_write(struct file *file, struct lbs_private *priv = file->private_data; ssize_t res, buf_size; u32 offset, value; - struct lbs_offset_value offval; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; if (!buf) @@ -694,11 +681,7 @@ static ssize_t lbs_wrrf_write(struct file *file, goto out_unlock; } - offval.offset = offset; - offval.value = value; - res = lbs_prepare_and_send_command(priv, - CMD_RF_REG_ACCESS, 1, - CMD_OPTION_WAITFORRSP, 0, &offval); + res = lbs_set_reg(priv, CMD_RF_REG_ACCESS, offset, value); mdelay(10); if (!res) @@ -723,10 +706,10 @@ struct lbs_debugfs_files { static const struct lbs_debugfs_files debugfs_files[] = { { "info", 0444, FOPS(lbs_dev_info, write_file_dummy), }, - { "getscantable", 0444, FOPS(lbs_getscantable, - write_file_dummy), }, { "sleepparams", 0644, FOPS(lbs_sleepparams_read, lbs_sleepparams_write), }, + { "hostsleep", 0644, FOPS(lbs_host_sleep_read, + lbs_host_sleep_write), }, }; static const struct lbs_debugfs_files debugfs_events_files[] = { @@ -891,7 +874,7 @@ static ssize_t lbs_debugfs_read(struct file *file, char __user *userbuf, p = buf; - d = (struct debug_data *)file->private_data; + d = file->private_data; for (i = 0; i < num_of_items; i++) { if (d[i].size == 1) @@ -930,7 +913,7 @@ static ssize_t lbs_debugfs_write(struct file *f, const char __user *buf, char *p0; char *p1; char *p2; - struct debug_data *d = (struct debug_data *)f->private_data; + struct debug_data *d = f->private_data; pdata = kmalloc(cnt, GFP_KERNEL); if (pdata == NULL) diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h index 709ffcad22ad..1d141fefd767 100644 --- a/drivers/net/wireless/libertas/decl.h +++ b/drivers/net/wireless/libertas/decl.h @@ -1,3 +1,4 @@ + /** * This file contains declaration referring to * functions defined in other source files @@ -12,6 +13,7 @@ struct lbs_private; struct sk_buff; struct net_device; +struct cmd_ds_command; /* ethtool.c */ @@ -34,11 +36,13 @@ int lbs_start_card(struct lbs_private *priv); void lbs_stop_card(struct lbs_private *priv); void lbs_host_to_card_done(struct lbs_private *priv); +int lbs_rtap_supported(struct lbs_private *priv); + int lbs_set_mac_address(struct net_device *dev, void *addr); void lbs_set_multicast_list(struct net_device *dev); int lbs_suspend(struct lbs_private *priv); -void lbs_resume(struct lbs_private *priv); +int lbs_resume(struct lbs_private *priv); void lbs_queue_event(struct lbs_private *priv, u32 event); void lbs_notify_command_response(struct lbs_private *priv, u8 resp_idx); @@ -49,5 +53,4 @@ int lbs_exit_auto_deep_sleep(struct lbs_private *priv); u32 lbs_fw_index_to_data_rate(u8 index); u8 lbs_data_rate_to_fw_index(u32 rate); - #endif diff --git a/drivers/net/wireless/libertas/defs.h b/drivers/net/wireless/libertas/defs.h index ea3f10ef4e00..d00c728cec47 100644 --- a/drivers/net/wireless/libertas/defs.h +++ b/drivers/net/wireless/libertas/defs.h @@ -172,11 +172,6 @@ static inline void lbs_deb_hex(unsigned int grp, const char *prompt, u8 *buf, in #define MRVDRV_MAX_BSS_DESCRIPTS 16 #define MRVDRV_MAX_REGION_CODE 6 -#define MRVDRV_IGNORE_MULTIPLE_DTIM 0xfffe -#define MRVDRV_MIN_MULTIPLE_DTIM 1 -#define MRVDRV_MAX_MULTIPLE_DTIM 5 -#define MRVDRV_DEFAULT_MULTIPLE_DTIM 1 - #define MRVDRV_DEFAULT_LISTEN_INTERVAL 10 #define MRVDRV_CHANNELS_PER_SCAN 4 @@ -301,19 +296,6 @@ static inline void lbs_deb_hex(unsigned int grp, const char *prompt, u8 *buf, in #define BAND_G (0x02) #define ALL_802_11_BANDS (BAND_B | BAND_G) -/** MACRO DEFINITIONS */ -#define CAL_NF(NF) ((s32)(-(s32)(NF))) -#define CAL_RSSI(SNR, NF) ((s32)((s32)(SNR) + CAL_NF(NF))) -#define SCAN_RSSI(RSSI) (0x100 - ((u8)(RSSI))) - -#define DEFAULT_BCN_AVG_FACTOR 8 -#define DEFAULT_DATA_AVG_FACTOR 8 -#define AVG_SCALE 100 -#define CAL_AVG_SNR_NF(AVG, SNRNF, N) \ - (((AVG) == 0) ? ((u16)(SNRNF) * AVG_SCALE) : \ - ((((int)(AVG) * (N -1)) + ((u16)(SNRNF) * \ - AVG_SCALE)) / N)) - #define MAX_RATES 14 #define MAX_LEDS 8 diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h index a54880e4ad2b..3c7e255e18c7 100644 --- a/drivers/net/wireless/libertas/dev.h +++ b/drivers/net/wireless/libertas/dev.h @@ -7,8 +7,8 @@ #define _LBS_DEV_H_ #include "mesh.h" -#include "scan.h" -#include "assoc.h" +#include "defs.h" +#include "host.h" #include <linux/kfifo.h> @@ -29,7 +29,6 @@ struct lbs_private { /* Basic networking */ struct net_device *dev; u32 connect_status; - int infra_open; struct work_struct mcast_work; u32 nr_of_multicastmacaddr; u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN]; @@ -37,6 +36,9 @@ struct lbs_private { /* CFG80211 */ struct wireless_dev *wdev; bool wiphy_registered; + struct cfg80211_scan_request *scan_req; + u8 assoc_bss[ETH_ALEN]; + u8 disassoc_reason; /* Mesh */ struct net_device *mesh_dev; /* Virtual device */ @@ -49,10 +51,6 @@ struct lbs_private { u8 mesh_ssid_len; #endif - /* Monitor mode */ - struct net_device *rtap_net_dev; - u32 monitormode; - /* Debugfs */ struct dentry *debugfs_dir; struct dentry *debugfs_debug; @@ -66,7 +64,6 @@ struct lbs_private { u32 mac_offset; u32 bbp_offset; u32 rf_offset; - struct lbs_offset_value offsetvalue; /* Power management */ u16 psmode; @@ -75,6 +72,7 @@ struct lbs_private { /* Deep sleep */ int is_deep_sleep; + int deep_sleep_required; int is_auto_deep_sleep_enabled; int wakeup_dev_required; int is_activity_detected; @@ -82,6 +80,11 @@ struct lbs_private { wait_queue_head_t ds_awake_q; struct timer_list auto_deepsleep_timer; + /* Host sleep*/ + int is_host_sleep_configured; + int is_host_sleep_activated; + wait_queue_head_t host_sleep_q; + /* Hardware access */ void *card; u8 fw_ready; @@ -108,12 +111,10 @@ struct lbs_private { struct cmd_ctrl_node *cur_cmd; struct list_head cmdfreeq; /* free command buffers */ struct list_head cmdpendingq; /* pending command buffers */ - wait_queue_head_t cmd_pending; struct timer_list command_timer; int cmd_timed_out; /* Command responses sent from the hardware to the driver */ - int cur_cmd_retcode; u8 resp_idx; u8 resp_buf[2][LBS_UPLD_SIZE]; u32 resp_len[2]; @@ -127,14 +128,10 @@ struct lbs_private { struct workqueue_struct *work_thread; /** Encryption stuff */ - struct lbs_802_11_security secinfo; - struct enc_key wpa_mcast_key; - struct enc_key wpa_unicast_key; - u8 wpa_ie[MAX_WPA_IE_LEN]; - u8 wpa_ie_len; - u16 wep_tx_keyidx; - struct enc_key wep_keys[4]; u8 authtype_auto; + u8 wep_tx_key; + u8 wep_key[4][WLAN_KEY_LEN_WEP104]; + u8 wep_key_len[4]; /* Wake On LAN */ uint32_t wol_criteria; @@ -155,6 +152,7 @@ struct lbs_private { /* NIC/link operation characteristics */ u16 mac_control; u8 radio_on; + u8 cur_rate; u8 channel; s16 txpower_cur; s16 txpower_min; @@ -163,42 +161,6 @@ struct lbs_private { /** Scanning */ struct delayed_work scan_work; int scan_channel; - /* remember which channel was scanned last, != 0 if currently scanning */ - u8 scan_ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 scan_ssid_len; - - /* Associating */ - struct delayed_work assoc_work; - struct current_bss_params curbssparams; - u8 mode; - struct list_head network_list; - struct list_head network_free_list; - struct bss_descriptor *networks; - struct assoc_request * pending_assoc_req; - struct assoc_request * in_progress_assoc_req; - uint16_t enablehwauto; - - /* ADHOC */ - u16 beacon_period; - u8 beacon_enable; - u8 adhoccreate; - - /* WEXT */ - char name[DEV_NAME_LEN]; - u8 nodename[16]; - struct iw_statistics wstats; - u8 cur_rate; -#define MAX_REGION_CHANNEL_NUM 2 - struct region_channel region_channel[MAX_REGION_CHANNEL_NUM]; - - /** Requested Signal Strength*/ - u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG]; - u16 NF[MAX_TYPE_B][MAX_TYPE_AVG]; - u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG]; - u8 rawSNR[DEFAULT_DATA_AVG_FACTOR]; - u8 rawNF[DEFAULT_DATA_AVG_FACTOR]; - u16 nextSNRNF; - u16 numSNRNF; }; extern struct cmd_confirm_sleep confirm_sleep; diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c index 3804a58d7f4e..50193aac679e 100644 --- a/drivers/net/wireless/libertas/ethtool.c +++ b/drivers/net/wireless/libertas/ethtool.c @@ -2,13 +2,8 @@ #include <linux/ethtool.h> #include <linux/delay.h> -#include "host.h" #include "decl.h" -#include "defs.h" -#include "dev.h" -#include "wext.h" #include "cmd.h" -#include "mesh.h" static void lbs_ethtool_get_drvinfo(struct net_device *dev, @@ -69,14 +64,11 @@ static void lbs_ethtool_get_wol(struct net_device *dev, { struct lbs_private *priv = dev->ml_priv; - if (priv->wol_criteria == 0xffffffff) { - /* Interface driver didn't configure wake */ - wol->supported = wol->wolopts = 0; - return; - } - wol->supported = WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY; + if (priv->wol_criteria == EHS_REMOVE_WAKEUP) + return; + if (priv->wol_criteria & EHS_WAKE_ON_UNICAST_DATA) wol->wolopts |= WAKE_UCAST; if (priv->wol_criteria & EHS_WAKE_ON_MULTICAST_DATA) @@ -91,23 +83,22 @@ static int lbs_ethtool_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct lbs_private *priv = dev->ml_priv; - uint32_t criteria = 0; if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY)) return -EOPNOTSUPP; + priv->wol_criteria = 0; if (wol->wolopts & WAKE_UCAST) - criteria |= EHS_WAKE_ON_UNICAST_DATA; + priv->wol_criteria |= EHS_WAKE_ON_UNICAST_DATA; if (wol->wolopts & WAKE_MCAST) - criteria |= EHS_WAKE_ON_MULTICAST_DATA; + priv->wol_criteria |= EHS_WAKE_ON_MULTICAST_DATA; if (wol->wolopts & WAKE_BCAST) - criteria |= EHS_WAKE_ON_BROADCAST_DATA; + priv->wol_criteria |= EHS_WAKE_ON_BROADCAST_DATA; if (wol->wolopts & WAKE_PHY) - criteria |= EHS_WAKE_ON_MAC_EVENT; + priv->wol_criteria |= EHS_WAKE_ON_MAC_EVENT; if (wol->wolopts == 0) - criteria |= EHS_REMOVE_WAKEUP; - - return lbs_host_sleep_cfg(priv, criteria, (struct wol_config *)NULL); + priv->wol_criteria |= EHS_REMOVE_WAKEUP; + return 0; } const struct ethtool_ops lbs_ethtool_ops = { diff --git a/drivers/net/wireless/libertas/host.h b/drivers/net/wireless/libertas/host.h index 3809c0b49464..5eac1351a021 100644 --- a/drivers/net/wireless/libertas/host.h +++ b/drivers/net/wireless/libertas/host.h @@ -94,11 +94,9 @@ #define CMD_802_11_BEACON_CTRL 0x00b0 /* For the IEEE Power Save */ -#define CMD_SUBCMD_ENTER_PS 0x0030 -#define CMD_SUBCMD_EXIT_PS 0x0031 -#define CMD_SUBCMD_SLEEP_CONFIRMED 0x0034 -#define CMD_SUBCMD_FULL_POWERDOWN 0x0035 -#define CMD_SUBCMD_FULL_POWERUP 0x0036 +#define PS_MODE_ACTION_ENTER_PS 0x0030 +#define PS_MODE_ACTION_EXIT_PS 0x0031 +#define PS_MODE_ACTION_SLEEP_CONFIRMED 0x0034 #define CMD_ENABLE_RSN 0x0001 #define CMD_DISABLE_RSN 0x0000 @@ -163,11 +161,6 @@ #define CMD_ACT_SET_TX_FIX_RATE 0x0001 #define CMD_ACT_GET_TX_RATE 0x0002 -/* Define action or option for CMD_802_11_PS_MODE */ -#define CMD_TYPE_CAM 0x0000 -#define CMD_TYPE_MAX_PSP 0x0001 -#define CMD_TYPE_FAST_PSP 0x0002 - /* Options for CMD_802_11_FW_WAKE_METHOD */ #define CMD_WAKE_METHOD_UNCHANGED 0x0000 #define CMD_WAKE_METHOD_COMMAND_INT 0x0001 @@ -326,7 +319,7 @@ struct txpd { u8 pktdelay_2ms; /* reserved */ u8 reserved1; -} __attribute__ ((packed)); +} __packed; /* RxPD Descriptor */ struct rxpd { @@ -339,8 +332,8 @@ struct rxpd { u8 bss_type; /* BSS number */ u8 bss_num; - } __attribute__ ((packed)) bss; - } __attribute__ ((packed)) u; + } __packed bss; + } __packed u; /* SNR */ u8 snr; @@ -366,14 +359,14 @@ struct rxpd { /* Pkt Priority */ u8 priority; u8 reserved[3]; -} __attribute__ ((packed)); +} __packed; struct cmd_header { __le16 command; __le16 size; __le16 seqnum; __le16 result; -} __attribute__ ((packed)); +} __packed; /* Generic structure to hold all key types. */ struct enc_key { @@ -387,7 +380,23 @@ struct enc_key { struct lbs_offset_value { u32 offset; u32 value; -} __attribute__ ((packed)); +} __packed; + +#define MAX_11D_TRIPLETS 83 + +struct mrvl_ie_domain_param_set { + struct mrvl_ie_header header; + + u8 country_code[3]; + struct ieee80211_country_ie_triplet triplet[MAX_11D_TRIPLETS]; +} __packed; + +struct cmd_ds_802_11d_domain_info { + struct cmd_header hdr; + + __le16 action; + struct mrvl_ie_domain_param_set domain; +} __packed; /* * Define data structure for CMD_GET_HW_SPEC @@ -426,7 +435,7 @@ struct cmd_ds_get_hw_spec { /*FW/HW capability */ __le32 fwcapinfo; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_subscribe_event { struct cmd_header hdr; @@ -440,7 +449,7 @@ struct cmd_ds_802_11_subscribe_event { * bump this up a bit. */ uint8_t tlv[128]; -} __attribute__ ((packed)); +} __packed; /* * This scan handle Country Information IE(802.11d compliant) @@ -452,7 +461,7 @@ struct cmd_ds_802_11_scan { uint8_t bsstype; uint8_t bssid[ETH_ALEN]; uint8_t tlvbuffer[0]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_scan_rsp { struct cmd_header hdr; @@ -460,7 +469,7 @@ struct cmd_ds_802_11_scan_rsp { __le16 bssdescriptsize; uint8_t nr_sets; uint8_t bssdesc_and_tlvbuffer[0]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_get_log { struct cmd_header hdr; @@ -478,20 +487,20 @@ struct cmd_ds_802_11_get_log { __le32 fcserror; __le32 txframe; __le32 wepundecryptable; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_mac_control { struct cmd_header hdr; __le16 action; u16 reserved; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_mac_multicast_adr { struct cmd_header hdr; __le16 action; __le16 nr_of_adrs; u8 maclist[ETH_ALEN * MRVDRV_MAX_MULTICAST_LIST_SIZE]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_authenticate { struct cmd_header hdr; @@ -499,14 +508,14 @@ struct cmd_ds_802_11_authenticate { u8 bssid[ETH_ALEN]; u8 authtype; u8 reserved[10]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_deauthenticate { struct cmd_header hdr; u8 macaddr[ETH_ALEN]; __le16 reasoncode; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_associate { struct cmd_header hdr; @@ -517,7 +526,7 @@ struct cmd_ds_802_11_associate { __le16 bcnperiod; u8 dtimperiod; u8 iebuf[512]; /* Enough for required and most optional IEs */ -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_associate_response { struct cmd_header hdr; @@ -526,7 +535,7 @@ struct cmd_ds_802_11_associate_response { __le16 statuscode; __le16 aid; u8 iebuf[512]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_set_wep { struct cmd_header hdr; @@ -540,7 +549,7 @@ struct cmd_ds_802_11_set_wep { /* 40, 128bit or TXWEP */ uint8_t keytype[4]; uint8_t keymaterial[4][16]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_snmp_mib { struct cmd_header hdr; @@ -549,40 +558,33 @@ struct cmd_ds_802_11_snmp_mib { __le16 oid; __le16 bufsize; u8 value[128]; -} __attribute__ ((packed)); - -struct cmd_ds_mac_reg_access { - __le16 action; - __le16 offset; - __le32 value; -} __attribute__ ((packed)); +} __packed; -struct cmd_ds_bbp_reg_access { - __le16 action; - __le16 offset; - u8 value; - u8 reserved[3]; -} __attribute__ ((packed)); +struct cmd_ds_reg_access { + struct cmd_header hdr; -struct cmd_ds_rf_reg_access { __le16 action; __le16 offset; - u8 value; - u8 reserved[3]; -} __attribute__ ((packed)); + union { + u8 bbp_rf; /* for BBP and RF registers */ + __le32 mac; /* for MAC registers */ + } value; +} __packed; struct cmd_ds_802_11_radio_control { struct cmd_header hdr; __le16 action; __le16 control; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_beacon_control { + struct cmd_header hdr; + __le16 action; __le16 beacon_enable; __le16 beacon_period; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_sleep_params { struct cmd_header hdr; @@ -607,7 +609,7 @@ struct cmd_ds_802_11_sleep_params { /* reserved field, should be set to zero */ __le16 reserved; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_rf_channel { struct cmd_header hdr; @@ -617,30 +619,30 @@ struct cmd_ds_802_11_rf_channel { __le16 rftype; /* unused */ __le16 reserved; /* unused */ u8 channellist[32]; /* unused */ -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_rssi { - /* weighting factor */ - __le16 N; + struct cmd_header hdr; - __le16 reserved_0; - __le16 reserved_1; - __le16 reserved_2; -} __attribute__ ((packed)); + /* request: number of beacons (N) to average the SNR and NF over + * response: SNR of most recent beacon + */ + __le16 n_or_snr; -struct cmd_ds_802_11_rssi_rsp { - __le16 SNR; - __le16 noisefloor; - __le16 avgSNR; - __le16 avgnoisefloor; -} __attribute__ ((packed)); + /* The following fields are only set in the response. + * In the request these are reserved and should be set to 0. + */ + __le16 nf; /* most recent beacon noise floor */ + __le16 avg_snr; /* average SNR weighted by N from request */ + __le16 avg_nf; /* average noise floor weighted by N from request */ +} __packed; struct cmd_ds_802_11_mac_address { struct cmd_header hdr; __le16 action; u8 macadd[ETH_ALEN]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_rf_tx_power { struct cmd_header hdr; @@ -649,34 +651,61 @@ struct cmd_ds_802_11_rf_tx_power { __le16 curlevel; s8 maxlevel; s8 minlevel; -} __attribute__ ((packed)); +} __packed; +/* MONITOR_MODE only exists in OLPC v5 firmware */ struct cmd_ds_802_11_monitor_mode { + struct cmd_header hdr; + __le16 action; __le16 mode; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_set_boot2_ver { struct cmd_header hdr; __le16 action; __le16 version; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_fw_wake_method { struct cmd_header hdr; __le16 action; __le16 method; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_ps_mode { + struct cmd_header hdr; + __le16 action; + + /* Interval for keepalive in PS mode: + * 0x0000 = don't change + * 0x001E = firmware default + * 0xFFFF = disable + */ __le16 nullpktinterval; + + /* Number of DTIM intervals to wake up for: + * 0 = don't change + * 1 = firmware default + * 5 = max + */ __le16 multipledtim; + __le16 reserved; __le16 locallisteninterval; -} __attribute__ ((packed)); + + /* AdHoc awake period (FW v9+ only): + * 0 = don't change + * 1 = always awake (IEEE standard behavior) + * 2 - 31 = sleep for (n - 1) periods and awake for 1 period + * 32 - 254 = invalid + * 255 = sleep at each ATIM + */ + __le16 adhoc_awake_period; +} __packed; struct cmd_confirm_sleep { struct cmd_header hdr; @@ -686,7 +715,7 @@ struct cmd_confirm_sleep { __le16 multipledtim; __le16 reserved; __le16 locallisteninterval; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_data_rate { struct cmd_header hdr; @@ -694,14 +723,14 @@ struct cmd_ds_802_11_data_rate { __le16 action; __le16 reserved; u8 rates[MAX_RATES]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_rate_adapt_rateset { struct cmd_header hdr; __le16 action; __le16 enablehwauto; __le16 bitmap; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_ad_hoc_start { struct cmd_header hdr; @@ -718,14 +747,14 @@ struct cmd_ds_802_11_ad_hoc_start { __le16 capability; u8 rates[MAX_RATES]; u8 tlv_memory_size_pad[100]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_ad_hoc_result { struct cmd_header hdr; u8 pad[3]; u8 bssid[ETH_ALEN]; -} __attribute__ ((packed)); +} __packed; struct adhoc_bssdesc { u8 bssid[ETH_ALEN]; @@ -746,7 +775,7 @@ struct adhoc_bssdesc { * Adhoc join command and will cause a binary layout mismatch with * the firmware */ -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_ad_hoc_join { struct cmd_header hdr; @@ -754,18 +783,18 @@ struct cmd_ds_802_11_ad_hoc_join { struct adhoc_bssdesc bss; __le16 failtimeout; /* Reserved on v9 and later */ __le16 probedelay; /* Reserved on v9 and later */ -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_ad_hoc_stop { struct cmd_header hdr; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_enable_rsn { struct cmd_header hdr; __le16 action; __le16 enable; -} __attribute__ ((packed)); +} __packed; struct MrvlIEtype_keyParamSet { /* type ID */ @@ -785,7 +814,7 @@ struct MrvlIEtype_keyParamSet { /* key material of size keylen */ u8 key[32]; -} __attribute__ ((packed)); +} __packed; #define MAX_WOL_RULES 16 @@ -797,7 +826,7 @@ struct host_wol_rule { __le16 reserve; __be32 sig_mask; __be32 signature; -} __attribute__ ((packed)); +} __packed; struct wol_config { uint8_t action; @@ -805,7 +834,7 @@ struct wol_config { uint8_t no_rules_in_cmd; uint8_t result; struct host_wol_rule rule[MAX_WOL_RULES]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_host_sleep { struct cmd_header hdr; @@ -813,7 +842,7 @@ struct cmd_ds_host_sleep { uint8_t gpio; uint16_t gap; struct wol_config wol_conf; -} __attribute__ ((packed)); +} __packed; @@ -822,7 +851,7 @@ struct cmd_ds_802_11_key_material { __le16 action; struct MrvlIEtype_keyParamSet keyParamSet[2]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_eeprom_access { struct cmd_header hdr; @@ -832,7 +861,7 @@ struct cmd_ds_802_11_eeprom_access { /* firmware says it returns a maximum of 20 bytes */ #define LBS_EEPROM_READ_LEN 20 u8 value[LBS_EEPROM_READ_LEN]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_tpc_cfg { struct cmd_header hdr; @@ -843,7 +872,7 @@ struct cmd_ds_802_11_tpc_cfg { int8_t P1; int8_t P2; uint8_t usesnr; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_pa_cfg { @@ -854,16 +883,21 @@ struct cmd_ds_802_11_pa_cfg { int8_t P0; int8_t P1; int8_t P2; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_802_11_led_ctrl { + struct cmd_header hdr; + __le16 action; __le16 numled; u8 data[256]; -} __attribute__ ((packed)); +} __packed; +/* Automatic Frequency Control */ struct cmd_ds_802_11_afc { + struct cmd_header hdr; + __le16 afc_auto; union { struct { @@ -875,24 +909,28 @@ struct cmd_ds_802_11_afc { __le16 carrier_offset; /* signed */ }; }; -} __attribute__ ((packed)); +} __packed; struct cmd_tx_rate_query { __le16 txrate; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_get_tsf { __le64 tsfvalue; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_bt_access { + struct cmd_header hdr; + __le16 action; __le32 id; u8 addr1[ETH_ALEN]; u8 addr2[ETH_ALEN]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_fwt_access { + struct cmd_header hdr; + __le16 action; __le32 id; u8 valid; @@ -910,7 +948,7 @@ struct cmd_ds_fwt_access { __le32 snr; __le32 references; u8 prec[ETH_ALEN]; -} __attribute__ ((packed)); +} __packed; struct cmd_ds_mesh_config { struct cmd_header hdr; @@ -920,43 +958,15 @@ struct cmd_ds_mesh_config { __le16 type; __le16 length; u8 data[128]; /* last position reserved */ -} __attribute__ ((packed)); +} __packed; struct cmd_ds_mesh_access { struct cmd_header hdr; __le16 action; __le32 data[32]; /* last position reserved */ -} __attribute__ ((packed)); +} __packed; /* Number of stats counters returned by the firmware */ #define MESH_STATS_NUM 8 - -struct cmd_ds_command { - /* command header */ - __le16 command; - __le16 size; - __le16 seqnum; - __le16 result; - - /* command Body */ - union { - struct cmd_ds_802_11_ps_mode psmode; - struct cmd_ds_802_11_monitor_mode monitor; - struct cmd_ds_802_11_rssi rssi; - struct cmd_ds_802_11_rssi_rsp rssirsp; - struct cmd_ds_mac_reg_access macreg; - struct cmd_ds_bbp_reg_access bbpreg; - struct cmd_ds_rf_reg_access rfreg; - - struct cmd_ds_802_11_tpc_cfg tpccfg; - struct cmd_ds_802_11_afc afc; - struct cmd_ds_802_11_led_ctrl ledgpio; - - struct cmd_ds_bt_access bt; - struct cmd_ds_fwt_access fwt; - struct cmd_ds_802_11_beacon_control bcn_ctrl; - } params; -} __attribute__ ((packed)); - #endif diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c index 64dd345d30f5..6e71346a7550 100644 --- a/drivers/net/wireless/libertas/if_sdio.c +++ b/drivers/net/wireless/libertas/if_sdio.c @@ -1182,11 +1182,69 @@ static void if_sdio_remove(struct sdio_func *func) lbs_deb_leave(LBS_DEB_SDIO); } +static int if_sdio_suspend(struct device *dev) +{ + struct sdio_func *func = dev_to_sdio_func(dev); + int ret; + struct if_sdio_card *card = sdio_get_drvdata(func); + + mmc_pm_flag_t flags = sdio_get_host_pm_caps(func); + + lbs_pr_info("%s: suspend: PM flags = 0x%x\n", + sdio_func_id(func), flags); + + /* If we aren't being asked to wake on anything, we should bail out + * and let the SD stack power down the card. + */ + if (card->priv->wol_criteria == EHS_REMOVE_WAKEUP) { + lbs_pr_info("Suspend without wake params -- " + "powering down card."); + return -ENOSYS; + } + + if (!(flags & MMC_PM_KEEP_POWER)) { + lbs_pr_err("%s: cannot remain alive while host is suspended\n", + sdio_func_id(func)); + return -ENOSYS; + } + + ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER); + if (ret) + return ret; + + ret = lbs_suspend(card->priv); + if (ret) + return ret; + + return sdio_set_host_pm_flags(func, MMC_PM_WAKE_SDIO_IRQ); +} + +static int if_sdio_resume(struct device *dev) +{ + struct sdio_func *func = dev_to_sdio_func(dev); + struct if_sdio_card *card = sdio_get_drvdata(func); + int ret; + + lbs_pr_info("%s: resume: we're back\n", sdio_func_id(func)); + + ret = lbs_resume(card->priv); + + return ret; +} + +static const struct dev_pm_ops if_sdio_pm_ops = { + .suspend = if_sdio_suspend, + .resume = if_sdio_resume, +}; + static struct sdio_driver if_sdio_driver = { .name = "libertas_sdio", .id_table = if_sdio_ids, .probe = if_sdio_probe, .remove = if_sdio_remove, + .drv = { + .pm = &if_sdio_pm_ops, + }, }; /*******************************************************************/ diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index f41594c7ac16..07ece9d26c63 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -433,7 +433,7 @@ static int if_usb_send_fw_pkt(struct if_usb_card *cardp) static int if_usb_reset_device(struct if_usb_card *cardp) { - struct cmd_ds_command *cmd = cardp->ep_out_buf + 4; + struct cmd_header *cmd = cardp->ep_out_buf + 4; int ret; lbs_deb_enter(LBS_DEB_USB); @@ -441,7 +441,7 @@ static int if_usb_reset_device(struct if_usb_card *cardp) *(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_REQUEST); cmd->command = cpu_to_le16(CMD_802_11_RESET); - cmd->size = cpu_to_le16(sizeof(struct cmd_header)); + cmd->size = cpu_to_le16(sizeof(cmd)); cmd->result = cpu_to_le16(0); cmd->seqnum = cpu_to_le16(0x5a5a); usb_tx_block(cardp, cardp->ep_out_buf, 4 + sizeof(struct cmd_header)); @@ -613,16 +613,14 @@ static void if_usb_receive_fwload(struct urb *urb) return; } - syncfwheader = kmalloc(sizeof(struct fwsyncheader), GFP_ATOMIC); + syncfwheader = kmemdup(skb->data + IPFIELD_ALIGN_OFFSET, + sizeof(struct fwsyncheader), GFP_ATOMIC); if (!syncfwheader) { lbs_deb_usbd(&cardp->udev->dev, "Failure to allocate syncfwheader\n"); kfree_skb(skb); return; } - memcpy(syncfwheader, skb->data + IPFIELD_ALIGN_OFFSET, - sizeof(struct fwsyncheader)); - if (!syncfwheader->cmd) { lbs_deb_usb2(&cardp->udev->dev, "FW received Blk with correct CRC\n"); lbs_deb_usb2(&cardp->udev->dev, "FW received Blk seqnum = %d\n", @@ -1043,6 +1041,12 @@ static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) if (priv->psstate != PS_STATE_FULL_POWER) return -1; + if (priv->wol_criteria == EHS_REMOVE_WAKEUP) { + lbs_pr_info("Suspend attempt without " + "configuring wake params!\n"); + return -ENOSYS; + } + ret = lbs_suspend(priv); if (ret) goto out; diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index d9b8ee130c45..258967144b96 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -11,20 +11,14 @@ #include <linux/if_arp.h> #include <linux/kthread.h> #include <linux/kfifo.h> -#include <linux/stddef.h> -#include <linux/ieee80211.h> #include <linux/slab.h> -#include <net/iw_handler.h> #include <net/cfg80211.h> #include "host.h" #include "decl.h" #include "dev.h" -#include "wext.h" #include "cfg.h" #include "debugfs.h" -#include "scan.h" -#include "assoc.h" #include "cmd.h" #define DRIVER_RELEASE_VERSION "323.p0" @@ -96,72 +90,6 @@ u8 lbs_data_rate_to_fw_index(u32 rate) } -static int lbs_add_rtap(struct lbs_private *priv); -static void lbs_remove_rtap(struct lbs_private *priv); - - -/** - * Get function for sysfs attribute rtap - */ -static ssize_t lbs_rtap_get(struct device *dev, - struct device_attribute *attr, char * buf) -{ - struct lbs_private *priv = to_net_dev(dev)->ml_priv; - return snprintf(buf, 5, "0x%X\n", priv->monitormode); -} - -/** - * Set function for sysfs attribute rtap - */ -static ssize_t lbs_rtap_set(struct device *dev, - struct device_attribute *attr, const char * buf, size_t count) -{ - int monitor_mode; - struct lbs_private *priv = to_net_dev(dev)->ml_priv; - - sscanf(buf, "%x", &monitor_mode); - if (monitor_mode) { - if (priv->monitormode == monitor_mode) - return strlen(buf); - if (!priv->monitormode) { - if (priv->infra_open || lbs_mesh_open(priv)) - return -EBUSY; - if (priv->mode == IW_MODE_INFRA) - lbs_cmd_80211_deauthenticate(priv, - priv->curbssparams.bssid, - WLAN_REASON_DEAUTH_LEAVING); - else if (priv->mode == IW_MODE_ADHOC) - lbs_adhoc_stop(priv); - lbs_add_rtap(priv); - } - priv->monitormode = monitor_mode; - } else { - if (!priv->monitormode) - return strlen(buf); - priv->monitormode = 0; - lbs_remove_rtap(priv); - - if (priv->currenttxskb) { - dev_kfree_skb_any(priv->currenttxskb); - priv->currenttxskb = NULL; - } - - /* Wake queues, command thread, etc. */ - lbs_host_to_card_done(priv); - } - - lbs_prepare_and_send_command(priv, - CMD_802_11_MONITOR_MODE, CMD_ACT_SET, - CMD_OPTION_WAITFORRSP, 0, &priv->monitormode); - return strlen(buf); -} - -/** - * lbs_rtap attribute to be exported per ethX interface - * through sysfs (/sys/class/net/ethX/lbs_rtap) - */ -static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, lbs_rtap_set ); - /** * @brief This function opens the ethX interface * @@ -177,13 +105,6 @@ static int lbs_dev_open(struct net_device *dev) spin_lock_irq(&priv->driver_lock); - if (priv->monitormode) { - ret = -EBUSY; - goto out; - } - - priv->infra_open = 1; - if (priv->connect_status == LBS_CONNECTED) netif_carrier_on(dev); else @@ -191,7 +112,6 @@ static int lbs_dev_open(struct net_device *dev) if (!priv->tx_pending_len) netif_wake_queue(dev); - out: spin_unlock_irq(&priv->driver_lock); lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); @@ -211,7 +131,6 @@ static int lbs_eth_stop(struct net_device *dev) lbs_deb_enter(LBS_DEB_NET); spin_lock_irq(&priv->driver_lock); - priv->infra_open = 0; netif_stop_queue(dev); spin_unlock_irq(&priv->driver_lock); @@ -238,12 +157,7 @@ static void lbs_tx_timeout(struct net_device *dev) to kick it somehow? */ lbs_host_to_card_done(priv); - /* More often than not, this actually happens because the - firmware has crapped itself -- rather than just a very - busy medium. So send a harmless command, and if/when - _that_ times out, we'll kick it in the head. */ - lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0, - 0, 0, NULL); + /* FIXME: reset the card */ lbs_deb_leave(LBS_DEB_TX); } @@ -588,12 +502,6 @@ static int lbs_thread(void *data) if (!priv->dnld_sent && !priv->cur_cmd) lbs_execute_next_command(priv); - /* Wake-up command waiters which can't sleep in - * lbs_prepare_and_send_command - */ - if (!list_empty(&priv->cmdpendingq)) - wake_up_all(&priv->cmd_pending); - spin_lock_irq(&priv->driver_lock); if (!priv->dnld_sent && priv->tx_pending_len > 0) { int ret = priv->hw_host_to_card(priv, MVMS_DAT, @@ -619,66 +527,58 @@ static int lbs_thread(void *data) del_timer(&priv->command_timer); del_timer(&priv->auto_deepsleep_timer); - wake_up_all(&priv->cmd_pending); lbs_deb_leave(LBS_DEB_THREAD); return 0; } -static int lbs_suspend_callback(struct lbs_private *priv, unsigned long dummy, - struct cmd_header *cmd) -{ - lbs_deb_enter(LBS_DEB_FW); - - netif_device_detach(priv->dev); - if (priv->mesh_dev) - netif_device_detach(priv->mesh_dev); - - priv->fw_ready = 0; - lbs_deb_leave(LBS_DEB_FW); - return 0; -} - int lbs_suspend(struct lbs_private *priv) { - struct cmd_header cmd; int ret; lbs_deb_enter(LBS_DEB_FW); - if (priv->wol_criteria == 0xffffffff) { - lbs_pr_info("Suspend attempt without configuring wake params!\n"); - return -EINVAL; + if (priv->is_deep_sleep) { + ret = lbs_set_deep_sleep(priv, 0); + if (ret) { + lbs_pr_err("deep sleep cancellation failed: %d\n", ret); + return ret; + } + priv->deep_sleep_required = 1; } - memset(&cmd, 0, sizeof(cmd)); + ret = lbs_set_host_sleep(priv, 1); - ret = __lbs_cmd(priv, CMD_802_11_HOST_SLEEP_ACTIVATE, &cmd, - sizeof(cmd), lbs_suspend_callback, 0); - if (ret) - lbs_pr_info("HOST_SLEEP_ACTIVATE failed: %d\n", ret); + netif_device_detach(priv->dev); + if (priv->mesh_dev) + netif_device_detach(priv->mesh_dev); lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret); return ret; } EXPORT_SYMBOL_GPL(lbs_suspend); -void lbs_resume(struct lbs_private *priv) +int lbs_resume(struct lbs_private *priv) { - lbs_deb_enter(LBS_DEB_FW); + int ret; - priv->fw_ready = 1; + lbs_deb_enter(LBS_DEB_FW); - /* Firmware doesn't seem to give us RX packets any more - until we send it some command. Might as well update */ - lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0, - 0, 0, NULL); + ret = lbs_set_host_sleep(priv, 0); netif_device_attach(priv->dev); if (priv->mesh_dev) netif_device_attach(priv->mesh_dev); - lbs_deb_leave(LBS_DEB_FW); + if (priv->deep_sleep_required) { + priv->deep_sleep_required = 0; + ret = lbs_set_deep_sleep(priv, 1); + if (ret) + lbs_pr_err("deep sleep activation failed: %d\n", ret); + } + + lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret); + return ret; } EXPORT_SYMBOL_GPL(lbs_resume); @@ -710,6 +610,9 @@ static int lbs_setup_firmware(struct lbs_private *priv) priv->txpower_max = maxlevel; } + /* Send cmd to FW to enable 11D function */ + ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_11D_ENABLE, 1); + lbs_set_mac_control(priv); done: lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret); @@ -748,7 +651,6 @@ out: static void auto_deepsleep_timer_fn(unsigned long data) { struct lbs_private *priv = (struct lbs_private *)data; - int ret; lbs_deb_enter(LBS_DEB_CMD); @@ -756,14 +658,15 @@ static void auto_deepsleep_timer_fn(unsigned long data) priv->is_activity_detected = 0; } else { if (priv->is_auto_deep_sleep_enabled && - (!priv->wakeup_dev_required) && - (priv->connect_status != LBS_CONNECTED)) { + (!priv->wakeup_dev_required) && + (priv->connect_status != LBS_CONNECTED)) { + struct cmd_header cmd; + lbs_deb_main("Entering auto deep sleep mode...\n"); - ret = lbs_prepare_and_send_command(priv, - CMD_802_11_DEEP_SLEEP, 0, - 0, 0, NULL); - if (ret) - lbs_pr_err("Enter Deep Sleep command failed\n"); + memset(&cmd, 0, sizeof(cmd)); + cmd.size = cpu_to_le16(sizeof(cmd)); + lbs_cmd_async(priv, CMD_802_11_DEEP_SLEEP, &cmd, + sizeof(cmd)); } } mod_timer(&priv->auto_deepsleep_timer , jiffies + @@ -799,45 +702,27 @@ int lbs_exit_auto_deep_sleep(struct lbs_private *priv) static int lbs_init_adapter(struct lbs_private *priv) { - size_t bufsize; - int i, ret = 0; + int ret; lbs_deb_enter(LBS_DEB_MAIN); - /* Allocate buffer to store the BSSID list */ - bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor); - priv->networks = kzalloc(bufsize, GFP_KERNEL); - if (!priv->networks) { - lbs_pr_err("Out of memory allocating beacons\n"); - ret = -1; - goto out; - } - - /* Initialize scan result lists */ - INIT_LIST_HEAD(&priv->network_free_list); - INIT_LIST_HEAD(&priv->network_list); - for (i = 0; i < MAX_NETWORK_COUNT; i++) { - list_add_tail(&priv->networks[i].list, - &priv->network_free_list); - } - memset(priv->current_addr, 0xff, ETH_ALEN); priv->connect_status = LBS_DISCONNECTED; - priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - priv->mode = IW_MODE_INFRA; priv->channel = DEFAULT_AD_HOC_CHANNEL; priv->mac_control = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON; priv->radio_on = 1; - priv->enablehwauto = 1; priv->psmode = LBS802_11POWERMODECAM; priv->psstate = PS_STATE_FULL_POWER; priv->is_deep_sleep = 0; priv->is_auto_deep_sleep_enabled = 0; + priv->deep_sleep_required = 0; priv->wakeup_dev_required = 0; init_waitqueue_head(&priv->ds_awake_q); priv->authtype_auto = 1; - + priv->is_host_sleep_configured = 0; + priv->is_host_sleep_activated = 0; + init_waitqueue_head(&priv->host_sleep_q); mutex_init(&priv->lock); setup_timer(&priv->command_timer, lbs_cmd_timeout_handler, @@ -849,7 +734,6 @@ static int lbs_init_adapter(struct lbs_private *priv) INIT_LIST_HEAD(&priv->cmdpendingq); spin_lock_init(&priv->driver_lock); - init_waitqueue_head(&priv->cmd_pending); /* Allocate the command buffers */ if (lbs_allocate_cmd_buffer(priv)) { @@ -881,8 +765,6 @@ static void lbs_free_adapter(struct lbs_private *priv) kfifo_free(&priv->event_fifo); del_timer(&priv->command_timer); del_timer(&priv->auto_deepsleep_timer); - kfree(priv->networks); - priv->networks = NULL; lbs_deb_leave(LBS_DEB_MAIN); } @@ -919,7 +801,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev) lbs_pr_err("cfg80211 init failed\n"); goto done; } - /* TODO? */ + wdev->iftype = NL80211_IFTYPE_STATION; priv = wdev_priv(wdev); priv->wdev = wdev; @@ -929,7 +811,6 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev) goto err_wdev; } - //TODO? dev = alloc_netdev_mq(0, "wlan%d", ether_setup, IWM_TX_QUEUES); dev = alloc_netdev(0, "wlan%d", ether_setup); if (!dev) { dev_err(dmdev, "no memory for network device instance\n"); @@ -945,20 +826,10 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev) dev->netdev_ops = &lbs_netdev_ops; dev->watchdog_timeo = 5 * HZ; dev->ethtool_ops = &lbs_ethtool_ops; -#ifdef WIRELESS_EXT - dev->wireless_handlers = &lbs_handler_def; -#endif dev->flags |= IFF_BROADCAST | IFF_MULTICAST; - - // TODO: kzalloc + iwm_init_default_profile(iwm, iwm->umac_profile); ?? - - priv->card = card; - priv->infra_open = 0; - - priv->rtap_net_dev = NULL; strcpy(dev->name, "wlan%d"); lbs_deb_thread("Starting main thread...\n"); @@ -970,12 +841,11 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev) } priv->work_thread = create_singlethread_workqueue("lbs_worker"); - INIT_DELAYED_WORK(&priv->assoc_work, lbs_association_worker); - INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker); INIT_WORK(&priv->mcast_work, lbs_set_mcast_worker); priv->wol_criteria = 0xffffffff; priv->wol_gpio = 0xff; + priv->wol_gap = 20; goto done; @@ -1004,12 +874,10 @@ void lbs_remove_card(struct lbs_private *priv) lbs_deb_enter(LBS_DEB_MAIN); lbs_remove_mesh(priv); - lbs_remove_rtap(priv); + lbs_scan_deinit(priv); dev = priv->dev; - cancel_delayed_work_sync(&priv->scan_work); - cancel_delayed_work_sync(&priv->assoc_work); cancel_work_sync(&priv->mcast_work); /* worker thread destruction blocks on the in-flight command which @@ -1021,16 +889,18 @@ void lbs_remove_card(struct lbs_private *priv) if (priv->psmode == LBS802_11POWERMODEMAX_PSP) { priv->psmode = LBS802_11POWERMODECAM; - lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); + lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, true); } - lbs_send_disconnect_notification(priv); - if (priv->is_deep_sleep) { priv->is_deep_sleep = 0; wake_up_interruptible(&priv->ds_awake_q); } + priv->is_host_sleep_configured = 0; + priv->is_host_sleep_activated = 0; + wake_up_interruptible(&priv->host_sleep_q); + /* Stop the thread servicing the interrupts */ priv->surpriseremoved = 1; kthread_stop(priv->main_thread); @@ -1046,7 +916,7 @@ void lbs_remove_card(struct lbs_private *priv) EXPORT_SYMBOL_GPL(lbs_remove_card); -static int lbs_rtap_supported(struct lbs_private *priv) +int lbs_rtap_supported(struct lbs_private *priv) { if (MRVL_FW_MAJOR_REV(priv->fwrelease) == MRVL_FW_V5) return 1; @@ -1078,16 +948,6 @@ int lbs_start_card(struct lbs_private *priv) lbs_init_mesh(priv); - /* - * While rtap isn't related to mesh, only mesh-enabled - * firmware implements the rtap functionality via - * CMD_802_11_MONITOR_MODE. - */ - if (lbs_rtap_supported(priv)) { - if (device_create_file(&dev->dev, &dev_attr_lbs_rtap)) - lbs_pr_err("cannot register lbs_rtap attribute\n"); - } - lbs_debugfs_init_one(priv, dev); lbs_pr_info("%s: Marvell WLAN 802.11 adapter\n", dev->name); @@ -1119,9 +979,6 @@ void lbs_stop_card(struct lbs_private *priv) lbs_debugfs_remove_one(priv); lbs_deinit_mesh(priv); - if (lbs_rtap_supported(priv)) - device_remove_file(&dev->dev, &dev_attr_lbs_rtap); - /* Delete the timeout of the currently processing command */ del_timer_sync(&priv->command_timer); del_timer_sync(&priv->auto_deepsleep_timer); @@ -1195,7 +1052,7 @@ static int __init lbs_init_module(void) memset(&confirm_sleep, 0, sizeof(confirm_sleep)); confirm_sleep.hdr.command = cpu_to_le16(CMD_802_11_PS_MODE); confirm_sleep.hdr.size = cpu_to_le16(sizeof(confirm_sleep)); - confirm_sleep.action = cpu_to_le16(CMD_SUBCMD_SLEEP_CONFIRMED); + confirm_sleep.action = cpu_to_le16(PS_MODE_ACTION_SLEEP_CONFIRMED); lbs_debugfs_init(); lbs_deb_leave(LBS_DEB_MAIN); return 0; @@ -1208,87 +1065,6 @@ static void __exit lbs_exit_module(void) lbs_deb_leave(LBS_DEB_MAIN); } -/* - * rtap interface support fuctions - */ - -static int lbs_rtap_open(struct net_device *dev) -{ - /* Yes, _stop_ the queue. Because we don't support injection */ - lbs_deb_enter(LBS_DEB_MAIN); - netif_carrier_off(dev); - netif_stop_queue(dev); - lbs_deb_leave(LBS_DEB_LEAVE); - return 0; -} - -static int lbs_rtap_stop(struct net_device *dev) -{ - lbs_deb_enter(LBS_DEB_MAIN); - lbs_deb_leave(LBS_DEB_MAIN); - return 0; -} - -static netdev_tx_t lbs_rtap_hard_start_xmit(struct sk_buff *skb, - struct net_device *dev) -{ - netif_stop_queue(dev); - return NETDEV_TX_BUSY; -} - -static void lbs_remove_rtap(struct lbs_private *priv) -{ - lbs_deb_enter(LBS_DEB_MAIN); - if (priv->rtap_net_dev == NULL) - goto out; - unregister_netdev(priv->rtap_net_dev); - free_netdev(priv->rtap_net_dev); - priv->rtap_net_dev = NULL; -out: - lbs_deb_leave(LBS_DEB_MAIN); -} - -static const struct net_device_ops rtap_netdev_ops = { - .ndo_open = lbs_rtap_open, - .ndo_stop = lbs_rtap_stop, - .ndo_start_xmit = lbs_rtap_hard_start_xmit, -}; - -static int lbs_add_rtap(struct lbs_private *priv) -{ - int ret = 0; - struct net_device *rtap_dev; - - lbs_deb_enter(LBS_DEB_MAIN); - if (priv->rtap_net_dev) { - ret = -EPERM; - goto out; - } - - rtap_dev = alloc_netdev(0, "rtap%d", ether_setup); - if (rtap_dev == NULL) { - ret = -ENOMEM; - goto out; - } - - memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN); - rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP; - rtap_dev->netdev_ops = &rtap_netdev_ops; - rtap_dev->ml_priv = priv; - SET_NETDEV_DEV(rtap_dev, priv->dev->dev.parent); - - ret = register_netdev(rtap_dev); - if (ret) { - free_netdev(rtap_dev); - goto out; - } - priv->rtap_net_dev = rtap_dev; - -out: - lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); - return ret; -} - module_init(lbs_init_module); module_exit(lbs_exit_module); diff --git a/drivers/net/wireless/libertas/mesh.c b/drivers/net/wireless/libertas/mesh.c index e385af1f4583..194762ab0142 100644 --- a/drivers/net/wireless/libertas/mesh.c +++ b/drivers/net/wireless/libertas/mesh.c @@ -5,6 +5,7 @@ #include <linux/if_arp.h> #include <linux/kthread.h> #include <linux/kfifo.h> +#include <net/cfg80211.h> #include "mesh.h" #include "decl.h" @@ -314,7 +315,7 @@ static int lbs_mesh_dev_open(struct net_device *dev) spin_lock_irq(&priv->driver_lock); - if (priv->monitormode) { + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) { ret = -EBUSY; goto out; } @@ -369,9 +370,6 @@ int lbs_add_mesh(struct lbs_private *priv) SET_NETDEV_DEV(priv->mesh_dev, priv->dev->dev.parent); -#ifdef WIRELESS_EXT - mesh_dev->wireless_handlers = &mesh_handler_def; -#endif mesh_dev->flags |= IFF_BROADCAST | IFF_MULTICAST; /* Register virtual mesh interface */ ret = register_netdev(mesh_dev); @@ -457,65 +455,189 @@ void lbs_mesh_set_txpd(struct lbs_private *priv, * Mesh command handling */ -int lbs_cmd_bt_access(struct cmd_ds_command *cmd, - u16 cmd_action, void *pdata_buf) +/** + * @brief Add or delete Mesh Blinding Table entries + * + * @param priv A pointer to struct lbs_private structure + * @param add TRUE to add the entry, FALSE to delete it + * @param addr1 Destination address to blind or unblind + * + * @return 0 on success, error on failure + */ +int lbs_mesh_bt_add_del(struct lbs_private *priv, bool add, u8 *addr1) { - struct cmd_ds_bt_access *bt_access = &cmd->params.bt; - lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action); + struct cmd_ds_bt_access cmd; + int ret = 0; - cmd->command = cpu_to_le16(CMD_BT_ACCESS); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_bt_access) + - sizeof(struct cmd_header)); - cmd->result = 0; - bt_access->action = cpu_to_le16(cmd_action); + lbs_deb_enter(LBS_DEB_CMD); - switch (cmd_action) { - case CMD_ACT_BT_ACCESS_ADD: - memcpy(bt_access->addr1, pdata_buf, 2 * ETH_ALEN); + BUG_ON(addr1 == NULL); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + memcpy(cmd.addr1, addr1, ETH_ALEN); + if (add) { + cmd.action = cpu_to_le16(CMD_ACT_BT_ACCESS_ADD); lbs_deb_hex(LBS_DEB_MESH, "BT_ADD: blinded MAC addr", - bt_access->addr1, 6); - break; - case CMD_ACT_BT_ACCESS_DEL: - memcpy(bt_access->addr1, pdata_buf, 1 * ETH_ALEN); + addr1, ETH_ALEN); + } else { + cmd.action = cpu_to_le16(CMD_ACT_BT_ACCESS_DEL); lbs_deb_hex(LBS_DEB_MESH, "BT_DEL: blinded MAC addr", - bt_access->addr1, 6); - break; - case CMD_ACT_BT_ACCESS_LIST: - bt_access->id = cpu_to_le32(*(u32 *) pdata_buf); - break; - case CMD_ACT_BT_ACCESS_RESET: - break; - case CMD_ACT_BT_ACCESS_SET_INVERT: - bt_access->id = cpu_to_le32(*(u32 *) pdata_buf); - break; - case CMD_ACT_BT_ACCESS_GET_INVERT: - break; - default: - break; + addr1, ETH_ALEN); } - lbs_deb_leave(LBS_DEB_CMD); - return 0; + + ret = lbs_cmd_with_response(priv, CMD_BT_ACCESS, &cmd); + + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; } -int lbs_cmd_fwt_access(struct cmd_ds_command *cmd, - u16 cmd_action, void *pdata_buf) +/** + * @brief Reset/clear the mesh blinding table + * + * @param priv A pointer to struct lbs_private structure + * + * @return 0 on success, error on failure + */ +int lbs_mesh_bt_reset(struct lbs_private *priv) { - struct cmd_ds_fwt_access *fwt_access = &cmd->params.fwt; - lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action); + struct cmd_ds_bt_access cmd; + int ret = 0; - cmd->command = cpu_to_le16(CMD_FWT_ACCESS); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access) + - sizeof(struct cmd_header)); - cmd->result = 0; + lbs_deb_enter(LBS_DEB_CMD); - if (pdata_buf) - memcpy(fwt_access, pdata_buf, sizeof(*fwt_access)); - else - memset(fwt_access, 0, sizeof(*fwt_access)); + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_BT_ACCESS_RESET); - fwt_access->action = cpu_to_le16(cmd_action); + ret = lbs_cmd_with_response(priv, CMD_BT_ACCESS, &cmd); - lbs_deb_leave(LBS_DEB_CMD); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} + +/** + * @brief Gets the inverted status of the mesh blinding table + * + * Normally the firmware "blinds" or ignores traffic from mesh nodes in the + * table, but an inverted table allows *only* traffic from nodes listed in + * the table. + * + * @param priv A pointer to struct lbs_private structure + * @param invert On success, TRUE if the blinding table is inverted, + * FALSE if it is not inverted + * + * @return 0 on success, error on failure + */ +int lbs_mesh_bt_get_inverted(struct lbs_private *priv, bool *inverted) +{ + struct cmd_ds_bt_access cmd; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CMD); + + BUG_ON(inverted == NULL); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_BT_ACCESS_GET_INVERT); + + ret = lbs_cmd_with_response(priv, CMD_BT_ACCESS, &cmd); + if (ret == 0) + *inverted = !!cmd.id; + + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} + +/** + * @brief Sets the inverted status of the mesh blinding table + * + * Normally the firmware "blinds" or ignores traffic from mesh nodes in the + * table, but an inverted table allows *only* traffic from nodes listed in + * the table. + * + * @param priv A pointer to struct lbs_private structure + * @param invert TRUE to invert the blinding table (only traffic from + * listed nodes allowed), FALSE to return it + * to normal state (listed nodes ignored) + * + * @return 0 on success, error on failure + */ +int lbs_mesh_bt_set_inverted(struct lbs_private *priv, bool inverted) +{ + struct cmd_ds_bt_access cmd; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CMD); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_BT_ACCESS_SET_INVERT); + cmd.id = !!inverted; + + ret = lbs_cmd_with_response(priv, CMD_BT_ACCESS, &cmd); + + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} + +/** + * @brief List an entry in the mesh blinding table + * + * @param priv A pointer to struct lbs_private structure + * @param id The ID of the entry to list + * @param addr1 MAC address associated with the table entry + * + * @return 0 on success, error on failure + */ +int lbs_mesh_bt_get_entry(struct lbs_private *priv, u32 id, u8 *addr1) +{ + struct cmd_ds_bt_access cmd; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CMD); + + BUG_ON(addr1 == NULL); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_BT_ACCESS_SET_INVERT); + cmd.id = cpu_to_le32(id); + + ret = lbs_cmd_with_response(priv, CMD_BT_ACCESS, &cmd); + if (ret == 0) + memcpy(addr1, cmd.addr1, sizeof(cmd.addr1)); + + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; +} + +/** + * @brief Access the mesh forwarding table + * + * @param priv A pointer to struct lbs_private structure + * @param cmd_action The forwarding table action to perform + * @param cmd The pre-filled FWT_ACCESS command + * + * @return 0 on success and 'cmd' will be filled with the + * firmware's response + */ +int lbs_cmd_fwt_access(struct lbs_private *priv, u16 cmd_action, + struct cmd_ds_fwt_access *cmd) +{ + int ret; + + lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action); + + cmd->hdr.command = cpu_to_le16(CMD_FWT_ACCESS); + cmd->hdr.size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access)); + cmd->hdr.result = 0; + cmd->action = cpu_to_le16(cmd_action); + + ret = lbs_cmd_with_response(priv, CMD_FWT_ACCESS, cmd); + + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return 0; } diff --git a/drivers/net/wireless/libertas/mesh.h b/drivers/net/wireless/libertas/mesh.h index e2573303a328..afb2e8dead3f 100644 --- a/drivers/net/wireless/libertas/mesh.h +++ b/drivers/net/wireless/libertas/mesh.h @@ -8,6 +8,7 @@ #include <net/iw_handler.h> #include <net/lib80211.h> +#include "host.h" #ifdef CONFIG_LIBERTAS_MESH @@ -51,10 +52,15 @@ struct cmd_ds_command; struct cmd_ds_mesh_access; struct cmd_ds_mesh_config; -int lbs_cmd_bt_access(struct cmd_ds_command *cmd, - u16 cmd_action, void *pdata_buf); -int lbs_cmd_fwt_access(struct cmd_ds_command *cmd, - u16 cmd_action, void *pdata_buf); +int lbs_mesh_bt_add_del(struct lbs_private *priv, bool add, u8 *addr1); +int lbs_mesh_bt_reset(struct lbs_private *priv); +int lbs_mesh_bt_get_inverted(struct lbs_private *priv, bool *inverted); +int lbs_mesh_bt_set_inverted(struct lbs_private *priv, bool inverted); +int lbs_mesh_bt_get_entry(struct lbs_private *priv, u32 id, u8 *addr1); + +int lbs_cmd_fwt_access(struct lbs_private *priv, u16 cmd_action, + struct cmd_ds_fwt_access *cmd); + int lbs_mesh_access(struct lbs_private *priv, uint16_t cmd_action, struct cmd_ds_mesh_access *cmd); int lbs_mesh_config_send(struct lbs_private *priv, @@ -70,11 +76,6 @@ void lbs_persist_config_init(struct net_device *net); void lbs_persist_config_remove(struct net_device *net); -/* WEXT handler */ - -extern struct iw_handler_def mesh_handler_def; - - /* Ethtool statistics */ struct ethtool_stats; diff --git a/drivers/net/wireless/libertas/radiotap.h b/drivers/net/wireless/libertas/radiotap.h index d16b26416e82..b3c8ea6d610e 100644 --- a/drivers/net/wireless/libertas/radiotap.h +++ b/drivers/net/wireless/libertas/radiotap.h @@ -6,7 +6,7 @@ struct tx_radiotap_hdr { u8 txpower; u8 rts_retries; u8 data_retries; -} __attribute__ ((packed)); +} __packed; #define TX_RADIOTAP_PRESENT ( \ (1 << IEEE80211_RADIOTAP_RATE) | \ @@ -34,7 +34,7 @@ struct rx_radiotap_hdr { u8 flags; u8 rate; u8 antsignal; -} __attribute__ ((packed)); +} __packed; #define RX_RADIOTAP_PRESENT ( \ (1 << IEEE80211_RADIOTAP_FLAGS) | \ diff --git a/drivers/net/wireless/libertas/rx.c b/drivers/net/wireless/libertas/rx.c index 7a377f5b7662..a4d0bca9ef2c 100644 --- a/drivers/net/wireless/libertas/rx.c +++ b/drivers/net/wireless/libertas/rx.c @@ -4,18 +4,19 @@ #include <linux/etherdevice.h> #include <linux/slab.h> #include <linux/types.h> +#include <net/cfg80211.h> +#include "defs.h" #include "host.h" #include "radiotap.h" #include "decl.h" #include "dev.h" -#include "wext.h" struct eth803hdr { u8 dest_addr[6]; u8 src_addr[6]; u16 h803_len; -} __attribute__ ((packed)); +} __packed; struct rfc1042hdr { u8 llc_dsap; @@ -23,114 +24,22 @@ struct rfc1042hdr { u8 llc_ctrl; u8 snap_oui[3]; u16 snap_type; -} __attribute__ ((packed)); +} __packed; struct rxpackethdr { struct eth803hdr eth803_hdr; struct rfc1042hdr rfc1042_hdr; -} __attribute__ ((packed)); +} __packed; struct rx80211packethdr { struct rxpd rx_pd; void *eth80211_hdr; -} __attribute__ ((packed)); +} __packed; static int process_rxed_802_11_packet(struct lbs_private *priv, struct sk_buff *skb); /** - * @brief This function computes the avgSNR . - * - * @param priv A pointer to struct lbs_private structure - * @return avgSNR - */ -static u8 lbs_getavgsnr(struct lbs_private *priv) -{ - u8 i; - u16 temp = 0; - if (priv->numSNRNF == 0) - return 0; - for (i = 0; i < priv->numSNRNF; i++) - temp += priv->rawSNR[i]; - return (u8) (temp / priv->numSNRNF); - -} - -/** - * @brief This function computes the AvgNF - * - * @param priv A pointer to struct lbs_private structure - * @return AvgNF - */ -static u8 lbs_getavgnf(struct lbs_private *priv) -{ - u8 i; - u16 temp = 0; - if (priv->numSNRNF == 0) - return 0; - for (i = 0; i < priv->numSNRNF; i++) - temp += priv->rawNF[i]; - return (u8) (temp / priv->numSNRNF); - -} - -/** - * @brief This function save the raw SNR/NF to our internel buffer - * - * @param priv A pointer to struct lbs_private structure - * @param prxpd A pointer to rxpd structure of received packet - * @return n/a - */ -static void lbs_save_rawSNRNF(struct lbs_private *priv, struct rxpd *p_rx_pd) -{ - if (priv->numSNRNF < DEFAULT_DATA_AVG_FACTOR) - priv->numSNRNF++; - priv->rawSNR[priv->nextSNRNF] = p_rx_pd->snr; - priv->rawNF[priv->nextSNRNF] = p_rx_pd->nf; - priv->nextSNRNF++; - if (priv->nextSNRNF >= DEFAULT_DATA_AVG_FACTOR) - priv->nextSNRNF = 0; -} - -/** - * @brief This function computes the RSSI in received packet. - * - * @param priv A pointer to struct lbs_private structure - * @param prxpd A pointer to rxpd structure of received packet - * @return n/a - */ -static void lbs_compute_rssi(struct lbs_private *priv, struct rxpd *p_rx_pd) -{ - - lbs_deb_enter(LBS_DEB_RX); - - lbs_deb_rx("rxpd: SNR %d, NF %d\n", p_rx_pd->snr, p_rx_pd->nf); - lbs_deb_rx("before computing SNR: SNR-avg = %d, NF-avg = %d\n", - priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, - priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); - - priv->SNR[TYPE_RXPD][TYPE_NOAVG] = p_rx_pd->snr; - priv->NF[TYPE_RXPD][TYPE_NOAVG] = p_rx_pd->nf; - lbs_save_rawSNRNF(priv, p_rx_pd); - - priv->SNR[TYPE_RXPD][TYPE_AVG] = lbs_getavgsnr(priv) * AVG_SCALE; - priv->NF[TYPE_RXPD][TYPE_AVG] = lbs_getavgnf(priv) * AVG_SCALE; - lbs_deb_rx("after computing SNR: SNR-avg = %d, NF-avg = %d\n", - priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, - priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); - - priv->RSSI[TYPE_RXPD][TYPE_NOAVG] = - CAL_RSSI(priv->SNR[TYPE_RXPD][TYPE_NOAVG], - priv->NF[TYPE_RXPD][TYPE_NOAVG]); - - priv->RSSI[TYPE_RXPD][TYPE_AVG] = - CAL_RSSI(priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, - priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); - - lbs_deb_leave(LBS_DEB_RX); -} - -/** * @brief This function processes received packet and forwards it * to kernel/upper layer * @@ -154,7 +63,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb) skb->ip_summed = CHECKSUM_NONE; - if (priv->monitormode) + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) return process_rxed_802_11_packet(priv, skb); p_rx_pd = (struct rxpd *) skb->data; @@ -225,13 +134,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb) */ skb_pull(skb, hdrchop); - /* Take the data rate from the rxpd structure - * only if the rate is auto - */ - if (priv->enablehwauto) - priv->cur_rate = lbs_fw_index_to_data_rate(p_rx_pd->rx_rate); - - lbs_compute_rssi(priv, p_rx_pd); + priv->cur_rate = lbs_fw_index_to_data_rate(p_rx_pd->rx_rate); lbs_deb_rx("rx data: size of actual packet %d\n", skb->len); dev->stats.rx_bytes += skb->len; @@ -352,20 +255,18 @@ static int process_rxed_802_11_packet(struct lbs_private *priv, pradiotap_hdr = (void *)skb_push(skb, sizeof(struct rx_radiotap_hdr)); memcpy(pradiotap_hdr, &radiotap_hdr, sizeof(struct rx_radiotap_hdr)); - /* Take the data rate from the rxpd structure - * only if the rate is auto - */ - if (priv->enablehwauto) - priv->cur_rate = lbs_fw_index_to_data_rate(prxpd->rx_rate); - - lbs_compute_rssi(priv, prxpd); + priv->cur_rate = lbs_fw_index_to_data_rate(prxpd->rx_rate); lbs_deb_rx("rx data: size of actual packet %d\n", skb->len); dev->stats.rx_bytes += skb->len; dev->stats.rx_packets++; - skb->protocol = eth_type_trans(skb, priv->rtap_net_dev); - netif_rx(skb); + skb->protocol = eth_type_trans(skb, priv->dev); + + if (in_interrupt()) + netif_rx(skb); + else + netif_rx_ni(skb); ret = 0; diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c deleted file mode 100644 index 24cd54b3a806..000000000000 --- a/drivers/net/wireless/libertas/scan.c +++ /dev/null @@ -1,1354 +0,0 @@ -/** - * Functions implementing wlan scan IOCTL and firmware command APIs - * - * IOCTL handlers as well as command preperation and response routines - * for sending scan commands to the firmware. - */ -#include <linux/slab.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/etherdevice.h> -#include <linux/if_arp.h> -#include <asm/unaligned.h> -#include <net/lib80211.h> - -#include "host.h" -#include "dev.h" -#include "scan.h" -#include "assoc.h" -#include "wext.h" -#include "cmd.h" - -//! Approximate amount of data needed to pass a scan result back to iwlist -#define MAX_SCAN_CELL_SIZE (IW_EV_ADDR_LEN \ - + IEEE80211_MAX_SSID_LEN \ - + IW_EV_UINT_LEN \ - + IW_EV_FREQ_LEN \ - + IW_EV_QUAL_LEN \ - + IEEE80211_MAX_SSID_LEN \ - + IW_EV_PARAM_LEN \ - + 40) /* 40 for WPAIE */ - -//! Memory needed to store a max sized channel List TLV for a firmware scan -#define CHAN_TLV_MAX_SIZE (sizeof(struct mrvl_ie_header) \ - + (MRVDRV_MAX_CHANNELS_PER_SCAN \ - * sizeof(struct chanscanparamset))) - -//! Memory needed to store a max number/size SSID TLV for a firmware scan -#define SSID_TLV_MAX_SIZE (1 * sizeof(struct mrvl_ie_ssid_param_set)) - -//! Maximum memory needed for a cmd_ds_802_11_scan with all TLVs at max -#define MAX_SCAN_CFG_ALLOC (sizeof(struct cmd_ds_802_11_scan) \ - + CHAN_TLV_MAX_SIZE + SSID_TLV_MAX_SIZE) - -//! The maximum number of channels the firmware can scan per command -#define MRVDRV_MAX_CHANNELS_PER_SCAN 14 - -/** - * @brief Number of channels to scan per firmware scan command issuance. - * - * Number restricted to prevent hitting the limit on the amount of scan data - * returned in a single firmware scan command. - */ -#define MRVDRV_CHANNELS_PER_SCAN_CMD 4 - -//! Scan time specified in the channel TLV for each channel for passive scans -#define MRVDRV_PASSIVE_SCAN_CHAN_TIME 100 - -//! Scan time specified in the channel TLV for each channel for active scans -#define MRVDRV_ACTIVE_SCAN_CHAN_TIME 100 - -#define DEFAULT_MAX_SCAN_AGE (15 * HZ) - -static int lbs_ret_80211_scan(struct lbs_private *priv, unsigned long dummy, - struct cmd_header *resp); - -/*********************************************************************/ -/* */ -/* Misc helper functions */ -/* */ -/*********************************************************************/ - -/** - * @brief Unsets the MSB on basic rates - * - * Scan through an array and unset the MSB for basic data rates. - * - * @param rates buffer of data rates - * @param len size of buffer - */ -static void lbs_unset_basic_rate_flags(u8 *rates, size_t len) -{ - int i; - - for (i = 0; i < len; i++) - rates[i] &= 0x7f; -} - - -static inline void clear_bss_descriptor(struct bss_descriptor *bss) -{ - /* Don't blow away ->list, just BSS data */ - memset(bss, 0, offsetof(struct bss_descriptor, list)); -} - -/** - * @brief Compare two SSIDs - * - * @param ssid1 A pointer to ssid to compare - * @param ssid2 A pointer to ssid to compare - * - * @return 0: ssid is same, otherwise is different - */ -int lbs_ssid_cmp(uint8_t *ssid1, uint8_t ssid1_len, uint8_t *ssid2, - uint8_t ssid2_len) -{ - if (ssid1_len != ssid2_len) - return -1; - - return memcmp(ssid1, ssid2, ssid1_len); -} - -static inline int is_same_network(struct bss_descriptor *src, - struct bss_descriptor *dst) -{ - /* A network is only a duplicate if the channel, BSSID, and ESSID - * all match. We treat all <hidden> with the same BSSID and channel - * as one network */ - return ((src->ssid_len == dst->ssid_len) && - (src->channel == dst->channel) && - !compare_ether_addr(src->bssid, dst->bssid) && - !memcmp(src->ssid, dst->ssid, src->ssid_len)); -} - - - -/*********************************************************************/ -/* */ -/* Region channel support */ -/* */ -/*********************************************************************/ - -#define LBS_TX_PWR_DEFAULT 20 /*100mW */ -#define LBS_TX_PWR_US_DEFAULT 20 /*100mW */ -#define LBS_TX_PWR_JP_DEFAULT 16 /*50mW */ -#define LBS_TX_PWR_FR_DEFAULT 20 /*100mW */ -#define LBS_TX_PWR_EMEA_DEFAULT 20 /*100mW */ - -/* Format { channel, frequency (MHz), maxtxpower } */ -/* band: 'B/G', region: USA FCC/Canada IC */ -static struct chan_freq_power channel_freq_power_US_BG[] = { - {1, 2412, LBS_TX_PWR_US_DEFAULT}, - {2, 2417, LBS_TX_PWR_US_DEFAULT}, - {3, 2422, LBS_TX_PWR_US_DEFAULT}, - {4, 2427, LBS_TX_PWR_US_DEFAULT}, - {5, 2432, LBS_TX_PWR_US_DEFAULT}, - {6, 2437, LBS_TX_PWR_US_DEFAULT}, - {7, 2442, LBS_TX_PWR_US_DEFAULT}, - {8, 2447, LBS_TX_PWR_US_DEFAULT}, - {9, 2452, LBS_TX_PWR_US_DEFAULT}, - {10, 2457, LBS_TX_PWR_US_DEFAULT}, - {11, 2462, LBS_TX_PWR_US_DEFAULT} -}; - -/* band: 'B/G', region: Europe ETSI */ -static struct chan_freq_power channel_freq_power_EU_BG[] = { - {1, 2412, LBS_TX_PWR_EMEA_DEFAULT}, - {2, 2417, LBS_TX_PWR_EMEA_DEFAULT}, - {3, 2422, LBS_TX_PWR_EMEA_DEFAULT}, - {4, 2427, LBS_TX_PWR_EMEA_DEFAULT}, - {5, 2432, LBS_TX_PWR_EMEA_DEFAULT}, - {6, 2437, LBS_TX_PWR_EMEA_DEFAULT}, - {7, 2442, LBS_TX_PWR_EMEA_DEFAULT}, - {8, 2447, LBS_TX_PWR_EMEA_DEFAULT}, - {9, 2452, LBS_TX_PWR_EMEA_DEFAULT}, - {10, 2457, LBS_TX_PWR_EMEA_DEFAULT}, - {11, 2462, LBS_TX_PWR_EMEA_DEFAULT}, - {12, 2467, LBS_TX_PWR_EMEA_DEFAULT}, - {13, 2472, LBS_TX_PWR_EMEA_DEFAULT} -}; - -/* band: 'B/G', region: Spain */ -static struct chan_freq_power channel_freq_power_SPN_BG[] = { - {10, 2457, LBS_TX_PWR_DEFAULT}, - {11, 2462, LBS_TX_PWR_DEFAULT} -}; - -/* band: 'B/G', region: France */ -static struct chan_freq_power channel_freq_power_FR_BG[] = { - {10, 2457, LBS_TX_PWR_FR_DEFAULT}, - {11, 2462, LBS_TX_PWR_FR_DEFAULT}, - {12, 2467, LBS_TX_PWR_FR_DEFAULT}, - {13, 2472, LBS_TX_PWR_FR_DEFAULT} -}; - -/* band: 'B/G', region: Japan */ -static struct chan_freq_power channel_freq_power_JPN_BG[] = { - {1, 2412, LBS_TX_PWR_JP_DEFAULT}, - {2, 2417, LBS_TX_PWR_JP_DEFAULT}, - {3, 2422, LBS_TX_PWR_JP_DEFAULT}, - {4, 2427, LBS_TX_PWR_JP_DEFAULT}, - {5, 2432, LBS_TX_PWR_JP_DEFAULT}, - {6, 2437, LBS_TX_PWR_JP_DEFAULT}, - {7, 2442, LBS_TX_PWR_JP_DEFAULT}, - {8, 2447, LBS_TX_PWR_JP_DEFAULT}, - {9, 2452, LBS_TX_PWR_JP_DEFAULT}, - {10, 2457, LBS_TX_PWR_JP_DEFAULT}, - {11, 2462, LBS_TX_PWR_JP_DEFAULT}, - {12, 2467, LBS_TX_PWR_JP_DEFAULT}, - {13, 2472, LBS_TX_PWR_JP_DEFAULT}, - {14, 2484, LBS_TX_PWR_JP_DEFAULT} -}; - -/** - * the structure for channel, frequency and power - */ -struct region_cfp_table { - u8 region; - struct chan_freq_power *cfp_BG; - int cfp_no_BG; -}; - -/** - * the structure for the mapping between region and CFP - */ -static struct region_cfp_table region_cfp_table[] = { - {0x10, /*US FCC */ - channel_freq_power_US_BG, - ARRAY_SIZE(channel_freq_power_US_BG), - } - , - {0x20, /*CANADA IC */ - channel_freq_power_US_BG, - ARRAY_SIZE(channel_freq_power_US_BG), - } - , - {0x30, /*EU*/ channel_freq_power_EU_BG, - ARRAY_SIZE(channel_freq_power_EU_BG), - } - , - {0x31, /*SPAIN*/ channel_freq_power_SPN_BG, - ARRAY_SIZE(channel_freq_power_SPN_BG), - } - , - {0x32, /*FRANCE*/ channel_freq_power_FR_BG, - ARRAY_SIZE(channel_freq_power_FR_BG), - } - , - {0x40, /*JAPAN*/ channel_freq_power_JPN_BG, - ARRAY_SIZE(channel_freq_power_JPN_BG), - } - , -/*Add new region here */ -}; - -/** - * @brief This function finds the CFP in - * region_cfp_table based on region and band parameter. - * - * @param region The region code - * @param band The band - * @param cfp_no A pointer to CFP number - * @return A pointer to CFP - */ -static struct chan_freq_power *lbs_get_region_cfp_table(u8 region, int *cfp_no) -{ - int i, end; - - lbs_deb_enter(LBS_DEB_MAIN); - - end = ARRAY_SIZE(region_cfp_table); - - for (i = 0; i < end ; i++) { - lbs_deb_main("region_cfp_table[i].region=%d\n", - region_cfp_table[i].region); - if (region_cfp_table[i].region == region) { - *cfp_no = region_cfp_table[i].cfp_no_BG; - lbs_deb_leave(LBS_DEB_MAIN); - return region_cfp_table[i].cfp_BG; - } - } - - lbs_deb_leave_args(LBS_DEB_MAIN, "ret NULL"); - return NULL; -} - -int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band) -{ - int ret = 0; - int i = 0; - - struct chan_freq_power *cfp; - int cfp_no; - - lbs_deb_enter(LBS_DEB_MAIN); - - memset(priv->region_channel, 0, sizeof(priv->region_channel)); - - cfp = lbs_get_region_cfp_table(region, &cfp_no); - if (cfp != NULL) { - priv->region_channel[i].nrcfp = cfp_no; - priv->region_channel[i].CFP = cfp; - } else { - lbs_deb_main("wrong region code %#x in band B/G\n", - region); - ret = -1; - goto out; - } - priv->region_channel[i].valid = 1; - priv->region_channel[i].region = region; - priv->region_channel[i].band = band; - i++; -out: - lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); - return ret; -} - - - - -/*********************************************************************/ -/* */ -/* Main scanning support */ -/* */ -/*********************************************************************/ - -/** - * @brief Create a channel list for the driver to scan based on region info - * - * Only used from lbs_scan_setup_scan_config() - * - * Use the driver region/band information to construct a comprehensive list - * of channels to scan. This routine is used for any scan that is not - * provided a specific channel list to scan. - * - * @param priv A pointer to struct lbs_private structure - * @param scanchanlist Output parameter: resulting channel list to scan - * - * @return void - */ -static int lbs_scan_create_channel_list(struct lbs_private *priv, - struct chanscanparamset *scanchanlist) -{ - struct region_channel *scanregion; - struct chan_freq_power *cfp; - int rgnidx; - int chanidx; - int nextchan; - uint8_t scantype; - - chanidx = 0; - - /* Set the default scan type to the user specified type, will later - * be changed to passive on a per channel basis if restricted by - * regulatory requirements (11d or 11h) - */ - scantype = CMD_SCAN_TYPE_ACTIVE; - - for (rgnidx = 0; rgnidx < ARRAY_SIZE(priv->region_channel); rgnidx++) { - if (!priv->region_channel[rgnidx].valid) - continue; - scanregion = &priv->region_channel[rgnidx]; - - for (nextchan = 0; nextchan < scanregion->nrcfp; nextchan++, chanidx++) { - struct chanscanparamset *chan = &scanchanlist[chanidx]; - - cfp = scanregion->CFP + nextchan; - - if (scanregion->band == BAND_B || scanregion->band == BAND_G) - chan->radiotype = CMD_SCAN_RADIO_TYPE_BG; - - if (scantype == CMD_SCAN_TYPE_PASSIVE) { - chan->maxscantime = cpu_to_le16(MRVDRV_PASSIVE_SCAN_CHAN_TIME); - chan->chanscanmode.passivescan = 1; - } else { - chan->maxscantime = cpu_to_le16(MRVDRV_ACTIVE_SCAN_CHAN_TIME); - chan->chanscanmode.passivescan = 0; - } - - chan->channumber = cfp->channel; - } - } - return chanidx; -} - -/* - * Add SSID TLV of the form: - * - * TLV-ID SSID 00 00 - * length 06 00 - * ssid 4d 4e 54 45 53 54 - */ -static int lbs_scan_add_ssid_tlv(struct lbs_private *priv, u8 *tlv) -{ - struct mrvl_ie_ssid_param_set *ssid_tlv = (void *)tlv; - - ssid_tlv->header.type = cpu_to_le16(TLV_TYPE_SSID); - ssid_tlv->header.len = cpu_to_le16(priv->scan_ssid_len); - memcpy(ssid_tlv->ssid, priv->scan_ssid, priv->scan_ssid_len); - return sizeof(ssid_tlv->header) + priv->scan_ssid_len; -} - -/* - * Add CHANLIST TLV of the form - * - * TLV-ID CHANLIST 01 01 - * length 5b 00 - * channel 1 00 01 00 00 00 64 00 - * radio type 00 - * channel 01 - * scan type 00 - * min scan time 00 00 - * max scan time 64 00 - * channel 2 00 02 00 00 00 64 00 - * channel 3 00 03 00 00 00 64 00 - * channel 4 00 04 00 00 00 64 00 - * channel 5 00 05 00 00 00 64 00 - * channel 6 00 06 00 00 00 64 00 - * channel 7 00 07 00 00 00 64 00 - * channel 8 00 08 00 00 00 64 00 - * channel 9 00 09 00 00 00 64 00 - * channel 10 00 0a 00 00 00 64 00 - * channel 11 00 0b 00 00 00 64 00 - * channel 12 00 0c 00 00 00 64 00 - * channel 13 00 0d 00 00 00 64 00 - * - */ -static int lbs_scan_add_chanlist_tlv(uint8_t *tlv, - struct chanscanparamset *chan_list, - int chan_count) -{ - size_t size = sizeof(struct chanscanparamset) *chan_count; - struct mrvl_ie_chanlist_param_set *chan_tlv = (void *)tlv; - - chan_tlv->header.type = cpu_to_le16(TLV_TYPE_CHANLIST); - memcpy(chan_tlv->chanscanparam, chan_list, size); - chan_tlv->header.len = cpu_to_le16(size); - return sizeof(chan_tlv->header) + size; -} - -/* - * Add RATES TLV of the form - * - * TLV-ID RATES 01 00 - * length 0e 00 - * rates 82 84 8b 96 0c 12 18 24 30 48 60 6c - * - * The rates are in lbs_bg_rates[], but for the 802.11b - * rates the high bit isn't set. - */ -static int lbs_scan_add_rates_tlv(uint8_t *tlv) -{ - int i; - struct mrvl_ie_rates_param_set *rate_tlv = (void *)tlv; - - rate_tlv->header.type = cpu_to_le16(TLV_TYPE_RATES); - tlv += sizeof(rate_tlv->header); - for (i = 0; i < MAX_RATES; i++) { - *tlv = lbs_bg_rates[i]; - if (*tlv == 0) - break; - /* This code makes sure that the 802.11b rates (1 MBit/s, 2 - MBit/s, 5.5 MBit/s and 11 MBit/s get's the high bit set. - Note that the values are MBit/s * 2, to mark them as - basic rates so that the firmware likes it better */ - if (*tlv == 0x02 || *tlv == 0x04 || - *tlv == 0x0b || *tlv == 0x16) - *tlv |= 0x80; - tlv++; - } - rate_tlv->header.len = cpu_to_le16(i); - return sizeof(rate_tlv->header) + i; -} - -/* - * Generate the CMD_802_11_SCAN command with the proper tlv - * for a bunch of channels. - */ -static int lbs_do_scan(struct lbs_private *priv, uint8_t bsstype, - struct chanscanparamset *chan_list, int chan_count) -{ - int ret = -ENOMEM; - struct cmd_ds_802_11_scan *scan_cmd; - uint8_t *tlv; /* pointer into our current, growing TLV storage area */ - - lbs_deb_enter_args(LBS_DEB_SCAN, "bsstype %d, chanlist[].chan %d, chan_count %d", - bsstype, chan_list ? chan_list[0].channumber : -1, - chan_count); - - /* create the fixed part for scan command */ - scan_cmd = kzalloc(MAX_SCAN_CFG_ALLOC, GFP_KERNEL); - if (scan_cmd == NULL) - goto out; - - tlv = scan_cmd->tlvbuffer; - /* TODO: do we need to scan for a specific BSSID? - memcpy(scan_cmd->bssid, priv->scan_bssid, ETH_ALEN); */ - scan_cmd->bsstype = bsstype; - - /* add TLVs */ - if (priv->scan_ssid_len) - tlv += lbs_scan_add_ssid_tlv(priv, tlv); - if (chan_list && chan_count) - tlv += lbs_scan_add_chanlist_tlv(tlv, chan_list, chan_count); - tlv += lbs_scan_add_rates_tlv(tlv); - - /* This is the final data we are about to send */ - scan_cmd->hdr.size = cpu_to_le16(tlv - (uint8_t *)scan_cmd); - lbs_deb_hex(LBS_DEB_SCAN, "SCAN_CMD", (void *)scan_cmd, - sizeof(*scan_cmd)); - lbs_deb_hex(LBS_DEB_SCAN, "SCAN_TLV", scan_cmd->tlvbuffer, - tlv - scan_cmd->tlvbuffer); - - ret = __lbs_cmd(priv, CMD_802_11_SCAN, &scan_cmd->hdr, - le16_to_cpu(scan_cmd->hdr.size), - lbs_ret_80211_scan, 0); - -out: - kfree(scan_cmd); - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - -/** - * @brief Internal function used to start a scan based on an input config - * - * Use the input user scan configuration information when provided in - * order to send the appropriate scan commands to firmware to populate or - * update the internal driver scan table - * - * @param priv A pointer to struct lbs_private structure - * @param full_scan Do a full-scan (blocking) - * - * @return 0 or < 0 if error - */ -int lbs_scan_networks(struct lbs_private *priv, int full_scan) -{ - int ret = -ENOMEM; - struct chanscanparamset *chan_list; - struct chanscanparamset *curr_chans; - int chan_count; - uint8_t bsstype = CMD_BSS_TYPE_ANY; - int numchannels = MRVDRV_CHANNELS_PER_SCAN_CMD; - union iwreq_data wrqu; -#ifdef CONFIG_LIBERTAS_DEBUG - struct bss_descriptor *iter; - int i = 0; - DECLARE_SSID_BUF(ssid); -#endif - - lbs_deb_enter_args(LBS_DEB_SCAN, "full_scan %d", full_scan); - - /* Cancel any partial outstanding partial scans if this scan - * is a full scan. - */ - if (full_scan && delayed_work_pending(&priv->scan_work)) - cancel_delayed_work(&priv->scan_work); - - /* User-specified bsstype or channel list - TODO: this can be implemented if some user-space application - need the feature. Formerly, it was accessible from debugfs, - but then nowhere used. - if (user_cfg) { - if (user_cfg->bsstype) - bsstype = user_cfg->bsstype; - } */ - - lbs_deb_scan("numchannels %d, bsstype %d\n", numchannels, bsstype); - - /* Create list of channels to scan */ - chan_list = kzalloc(sizeof(struct chanscanparamset) * - LBS_IOCTL_USER_SCAN_CHAN_MAX, GFP_KERNEL); - if (!chan_list) { - lbs_pr_alert("SCAN: chan_list empty\n"); - goto out; - } - - /* We want to scan all channels */ - chan_count = lbs_scan_create_channel_list(priv, chan_list); - - netif_stop_queue(priv->dev); - if (priv->mesh_dev) - netif_stop_queue(priv->mesh_dev); - - /* Prepare to continue an interrupted scan */ - lbs_deb_scan("chan_count %d, scan_channel %d\n", - chan_count, priv->scan_channel); - curr_chans = chan_list; - /* advance channel list by already-scanned-channels */ - if (priv->scan_channel > 0) { - curr_chans += priv->scan_channel; - chan_count -= priv->scan_channel; - } - - /* Send scan command(s) - * numchannels contains the number of channels we should maximally scan - * chan_count is the total number of channels to scan - */ - - while (chan_count) { - int to_scan = min(numchannels, chan_count); - lbs_deb_scan("scanning %d of %d channels\n", - to_scan, chan_count); - ret = lbs_do_scan(priv, bsstype, curr_chans, - to_scan); - if (ret) { - lbs_pr_err("SCAN_CMD failed\n"); - goto out2; - } - curr_chans += to_scan; - chan_count -= to_scan; - - /* somehow schedule the next part of the scan */ - if (chan_count && !full_scan && - !priv->surpriseremoved) { - /* -1 marks just that we're currently scanning */ - if (priv->scan_channel < 0) - priv->scan_channel = to_scan; - else - priv->scan_channel += to_scan; - cancel_delayed_work(&priv->scan_work); - queue_delayed_work(priv->work_thread, &priv->scan_work, - msecs_to_jiffies(300)); - /* skip over GIWSCAN event */ - goto out; - } - - } - memset(&wrqu, 0, sizeof(union iwreq_data)); - wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL); - -#ifdef CONFIG_LIBERTAS_DEBUG - /* Dump the scan table */ - mutex_lock(&priv->lock); - lbs_deb_scan("scan table:\n"); - list_for_each_entry(iter, &priv->network_list, list) - lbs_deb_scan("%02d: BSSID %pM, RSSI %d, SSID '%s'\n", - i++, iter->bssid, iter->rssi, - print_ssid(ssid, iter->ssid, iter->ssid_len)); - mutex_unlock(&priv->lock); -#endif - -out2: - priv->scan_channel = 0; - -out: - if (priv->connect_status == LBS_CONNECTED && !priv->tx_pending_len) - netif_wake_queue(priv->dev); - - if (priv->mesh_dev && lbs_mesh_connected(priv) && - !priv->tx_pending_len) - netif_wake_queue(priv->mesh_dev); - - kfree(chan_list); - - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - -void lbs_scan_worker(struct work_struct *work) -{ - struct lbs_private *priv = - container_of(work, struct lbs_private, scan_work.work); - - lbs_deb_enter(LBS_DEB_SCAN); - lbs_scan_networks(priv, 0); - lbs_deb_leave(LBS_DEB_SCAN); -} - - -/*********************************************************************/ -/* */ -/* Result interpretation */ -/* */ -/*********************************************************************/ - -/** - * @brief Interpret a BSS scan response returned from the firmware - * - * Parse the various fixed fields and IEs passed back for a a BSS probe - * response or beacon from the scan command. Record information as needed - * in the scan table struct bss_descriptor for that entry. - * - * @param bss Output parameter: Pointer to the BSS Entry - * - * @return 0 or -1 - */ -static int lbs_process_bss(struct bss_descriptor *bss, - uint8_t **pbeaconinfo, int *bytesleft) -{ - struct ieee_ie_fh_param_set *fh; - struct ieee_ie_ds_param_set *ds; - struct ieee_ie_cf_param_set *cf; - struct ieee_ie_ibss_param_set *ibss; - DECLARE_SSID_BUF(ssid); - uint8_t *pos, *end, *p; - uint8_t n_ex_rates = 0, got_basic_rates = 0, n_basic_rates = 0; - uint16_t beaconsize = 0; - int ret; - - lbs_deb_enter(LBS_DEB_SCAN); - - if (*bytesleft >= sizeof(beaconsize)) { - /* Extract & convert beacon size from the command buffer */ - beaconsize = get_unaligned_le16(*pbeaconinfo); - *bytesleft -= sizeof(beaconsize); - *pbeaconinfo += sizeof(beaconsize); - } - - if (beaconsize == 0 || beaconsize > *bytesleft) { - *pbeaconinfo += *bytesleft; - *bytesleft = 0; - ret = -1; - goto done; - } - - /* Initialize the current working beacon pointer for this BSS iteration */ - pos = *pbeaconinfo; - end = pos + beaconsize; - - /* Advance the return beacon pointer past the current beacon */ - *pbeaconinfo += beaconsize; - *bytesleft -= beaconsize; - - memcpy(bss->bssid, pos, ETH_ALEN); - lbs_deb_scan("process_bss: BSSID %pM\n", bss->bssid); - pos += ETH_ALEN; - - if ((end - pos) < 12) { - lbs_deb_scan("process_bss: Not enough bytes left\n"); - ret = -1; - goto done; - } - - /* - * next 4 fields are RSSI, time stamp, beacon interval, - * and capability information - */ - - /* RSSI is 1 byte long */ - bss->rssi = *pos; - lbs_deb_scan("process_bss: RSSI %d\n", *pos); - pos++; - - /* time stamp is 8 bytes long */ - pos += 8; - - /* beacon interval is 2 bytes long */ - bss->beaconperiod = get_unaligned_le16(pos); - pos += 2; - - /* capability information is 2 bytes long */ - bss->capability = get_unaligned_le16(pos); - lbs_deb_scan("process_bss: capabilities 0x%04x\n", bss->capability); - pos += 2; - - if (bss->capability & WLAN_CAPABILITY_PRIVACY) - lbs_deb_scan("process_bss: WEP enabled\n"); - if (bss->capability & WLAN_CAPABILITY_IBSS) - bss->mode = IW_MODE_ADHOC; - else - bss->mode = IW_MODE_INFRA; - - /* rest of the current buffer are IE's */ - lbs_deb_scan("process_bss: IE len %zd\n", end - pos); - lbs_deb_hex(LBS_DEB_SCAN, "process_bss: IE info", pos, end - pos); - - /* process variable IE */ - while (pos <= end - 2) { - if (pos + pos[1] > end) { - lbs_deb_scan("process_bss: error in processing IE, " - "bytes left < IE length\n"); - break; - } - - switch (pos[0]) { - case WLAN_EID_SSID: - bss->ssid_len = min_t(int, IEEE80211_MAX_SSID_LEN, pos[1]); - memcpy(bss->ssid, pos + 2, bss->ssid_len); - lbs_deb_scan("got SSID IE: '%s', len %u\n", - print_ssid(ssid, bss->ssid, bss->ssid_len), - bss->ssid_len); - break; - - case WLAN_EID_SUPP_RATES: - n_basic_rates = min_t(uint8_t, MAX_RATES, pos[1]); - memcpy(bss->rates, pos + 2, n_basic_rates); - got_basic_rates = 1; - lbs_deb_scan("got RATES IE\n"); - break; - - case WLAN_EID_FH_PARAMS: - fh = (struct ieee_ie_fh_param_set *) pos; - memcpy(&bss->phy.fh, fh, sizeof(*fh)); - lbs_deb_scan("got FH IE\n"); - break; - - case WLAN_EID_DS_PARAMS: - ds = (struct ieee_ie_ds_param_set *) pos; - bss->channel = ds->channel; - memcpy(&bss->phy.ds, ds, sizeof(*ds)); - lbs_deb_scan("got DS IE, channel %d\n", bss->channel); - break; - - case WLAN_EID_CF_PARAMS: - cf = (struct ieee_ie_cf_param_set *) pos; - memcpy(&bss->ss.cf, cf, sizeof(*cf)); - lbs_deb_scan("got CF IE\n"); - break; - - case WLAN_EID_IBSS_PARAMS: - ibss = (struct ieee_ie_ibss_param_set *) pos; - bss->atimwindow = ibss->atimwindow; - memcpy(&bss->ss.ibss, ibss, sizeof(*ibss)); - lbs_deb_scan("got IBSS IE\n"); - break; - - case WLAN_EID_EXT_SUPP_RATES: - /* only process extended supported rate if data rate is - * already found. Data rate IE should come before - * extended supported rate IE - */ - lbs_deb_scan("got RATESEX IE\n"); - if (!got_basic_rates) { - lbs_deb_scan("... but ignoring it\n"); - break; - } - - n_ex_rates = pos[1]; - if (n_basic_rates + n_ex_rates > MAX_RATES) - n_ex_rates = MAX_RATES - n_basic_rates; - - p = bss->rates + n_basic_rates; - memcpy(p, pos + 2, n_ex_rates); - break; - - case WLAN_EID_GENERIC: - if (pos[1] >= 4 && - pos[2] == 0x00 && pos[3] == 0x50 && - pos[4] == 0xf2 && pos[5] == 0x01) { - bss->wpa_ie_len = min(pos[1] + 2, MAX_WPA_IE_LEN); - memcpy(bss->wpa_ie, pos, bss->wpa_ie_len); - lbs_deb_scan("got WPA IE\n"); - lbs_deb_hex(LBS_DEB_SCAN, "WPA IE", bss->wpa_ie, - bss->wpa_ie_len); - } else if (pos[1] >= MARVELL_MESH_IE_LENGTH && - pos[2] == 0x00 && pos[3] == 0x50 && - pos[4] == 0x43 && pos[5] == 0x04) { - lbs_deb_scan("got mesh IE\n"); - bss->mesh = 1; - } else { - lbs_deb_scan("got generic IE: %02x:%02x:%02x:%02x, len %d\n", - pos[2], pos[3], - pos[4], pos[5], - pos[1]); - } - break; - - case WLAN_EID_RSN: - lbs_deb_scan("got RSN IE\n"); - bss->rsn_ie_len = min(pos[1] + 2, MAX_WPA_IE_LEN); - memcpy(bss->rsn_ie, pos, bss->rsn_ie_len); - lbs_deb_hex(LBS_DEB_SCAN, "process_bss: RSN_IE", - bss->rsn_ie, bss->rsn_ie_len); - break; - - default: - lbs_deb_scan("got IE 0x%04x, len %d\n", - pos[0], pos[1]); - break; - } - - pos += pos[1] + 2; - } - - /* Timestamp */ - bss->last_scanned = jiffies; - lbs_unset_basic_rate_flags(bss->rates, sizeof(bss->rates)); - - ret = 0; - -done: - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - -/** - * @brief Send a scan command for all available channels filtered on a spec - * - * Used in association code and from debugfs - * - * @param priv A pointer to struct lbs_private structure - * @param ssid A pointer to the SSID to scan for - * @param ssid_len Length of the SSID - * - * @return 0-success, otherwise fail - */ -int lbs_send_specific_ssid_scan(struct lbs_private *priv, uint8_t *ssid, - uint8_t ssid_len) -{ - DECLARE_SSID_BUF(ssid_buf); - int ret = 0; - - lbs_deb_enter_args(LBS_DEB_SCAN, "SSID '%s'\n", - print_ssid(ssid_buf, ssid, ssid_len)); - - if (!ssid_len) - goto out; - - memcpy(priv->scan_ssid, ssid, ssid_len); - priv->scan_ssid_len = ssid_len; - - lbs_scan_networks(priv, 1); - if (priv->surpriseremoved) { - ret = -1; - goto out; - } - -out: - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - - - - -/*********************************************************************/ -/* */ -/* Support for Wireless Extensions */ -/* */ -/*********************************************************************/ - - -#define MAX_CUSTOM_LEN 64 - -static inline char *lbs_translate_scan(struct lbs_private *priv, - struct iw_request_info *info, - char *start, char *stop, - struct bss_descriptor *bss) -{ - struct chan_freq_power *cfp; - char *current_val; /* For rates */ - struct iw_event iwe; /* Temporary buffer */ - int j; -#define PERFECT_RSSI ((uint8_t)50) -#define WORST_RSSI ((uint8_t)0) -#define RSSI_DIFF ((uint8_t)(PERFECT_RSSI - WORST_RSSI)) - uint8_t rssi; - - lbs_deb_enter(LBS_DEB_SCAN); - - cfp = lbs_find_cfp_by_band_and_channel(priv, 0, bss->channel); - if (!cfp) { - lbs_deb_scan("Invalid channel number %d\n", bss->channel); - start = NULL; - goto out; - } - - /* First entry *MUST* be the BSSID */ - iwe.cmd = SIOCGIWAP; - iwe.u.ap_addr.sa_family = ARPHRD_ETHER; - memcpy(iwe.u.ap_addr.sa_data, &bss->bssid, ETH_ALEN); - start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_ADDR_LEN); - - /* SSID */ - iwe.cmd = SIOCGIWESSID; - iwe.u.data.flags = 1; - iwe.u.data.length = min((uint32_t) bss->ssid_len, (uint32_t) IEEE80211_MAX_SSID_LEN); - start = iwe_stream_add_point(info, start, stop, &iwe, bss->ssid); - - /* Mode */ - iwe.cmd = SIOCGIWMODE; - iwe.u.mode = bss->mode; - start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_UINT_LEN); - - /* Frequency */ - iwe.cmd = SIOCGIWFREQ; - iwe.u.freq.m = (long)cfp->freq * 100000; - iwe.u.freq.e = 1; - start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_FREQ_LEN); - - /* Add quality statistics */ - iwe.cmd = IWEVQUAL; - iwe.u.qual.updated = IW_QUAL_ALL_UPDATED; - iwe.u.qual.level = SCAN_RSSI(bss->rssi); - - rssi = iwe.u.qual.level - MRVDRV_NF_DEFAULT_SCAN_VALUE; - iwe.u.qual.qual = - (100 * RSSI_DIFF * RSSI_DIFF - (PERFECT_RSSI - rssi) * - (15 * (RSSI_DIFF) + 62 * (PERFECT_RSSI - rssi))) / - (RSSI_DIFF * RSSI_DIFF); - if (iwe.u.qual.qual > 100) - iwe.u.qual.qual = 100; - - if (priv->NF[TYPE_BEACON][TYPE_NOAVG] == 0) { - iwe.u.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE; - } else { - iwe.u.qual.noise = CAL_NF(priv->NF[TYPE_BEACON][TYPE_NOAVG]); - } - - /* Locally created ad-hoc BSSs won't have beacons if this is the - * only station in the adhoc network; so get signal strength - * from receive statistics. - */ - if ((priv->mode == IW_MODE_ADHOC) && priv->adhoccreate - && !lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - bss->ssid, bss->ssid_len)) { - int snr, nf; - snr = priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE; - nf = priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE; - iwe.u.qual.level = CAL_RSSI(snr, nf); - } - start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_QUAL_LEN); - - /* Add encryption capability */ - iwe.cmd = SIOCGIWENCODE; - if (bss->capability & WLAN_CAPABILITY_PRIVACY) { - iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; - } else { - iwe.u.data.flags = IW_ENCODE_DISABLED; - } - iwe.u.data.length = 0; - start = iwe_stream_add_point(info, start, stop, &iwe, bss->ssid); - - current_val = start + iwe_stream_lcp_len(info); - - iwe.cmd = SIOCGIWRATE; - iwe.u.bitrate.fixed = 0; - iwe.u.bitrate.disabled = 0; - iwe.u.bitrate.value = 0; - - for (j = 0; j < ARRAY_SIZE(bss->rates) && bss->rates[j]; j++) { - /* Bit rate given in 500 kb/s units */ - iwe.u.bitrate.value = bss->rates[j] * 500000; - current_val = iwe_stream_add_value(info, start, current_val, - stop, &iwe, IW_EV_PARAM_LEN); - } - if ((bss->mode == IW_MODE_ADHOC) && priv->adhoccreate - && !lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - bss->ssid, bss->ssid_len)) { - iwe.u.bitrate.value = 22 * 500000; - current_val = iwe_stream_add_value(info, start, current_val, - stop, &iwe, IW_EV_PARAM_LEN); - } - /* Check if we added any event */ - if ((current_val - start) > iwe_stream_lcp_len(info)) - start = current_val; - - memset(&iwe, 0, sizeof(iwe)); - if (bss->wpa_ie_len) { - char buf[MAX_WPA_IE_LEN]; - memcpy(buf, bss->wpa_ie, bss->wpa_ie_len); - iwe.cmd = IWEVGENIE; - iwe.u.data.length = bss->wpa_ie_len; - start = iwe_stream_add_point(info, start, stop, &iwe, buf); - } - - memset(&iwe, 0, sizeof(iwe)); - if (bss->rsn_ie_len) { - char buf[MAX_WPA_IE_LEN]; - memcpy(buf, bss->rsn_ie, bss->rsn_ie_len); - iwe.cmd = IWEVGENIE; - iwe.u.data.length = bss->rsn_ie_len; - start = iwe_stream_add_point(info, start, stop, &iwe, buf); - } - - if (bss->mesh) { - char custom[MAX_CUSTOM_LEN]; - char *p = custom; - - iwe.cmd = IWEVCUSTOM; - p += snprintf(p, MAX_CUSTOM_LEN, "mesh-type: olpc"); - iwe.u.data.length = p - custom; - if (iwe.u.data.length) - start = iwe_stream_add_point(info, start, stop, - &iwe, custom); - } - -out: - lbs_deb_leave_args(LBS_DEB_SCAN, "start %p", start); - return start; -} - - -/** - * @brief Handle Scan Network ioctl - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * - * @return 0 --success, otherwise fail - */ -int lbs_set_scan(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - DECLARE_SSID_BUF(ssid); - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) { - ret = -EINVAL; - goto out; - } - - if (!netif_running(dev)) { - ret = -ENETDOWN; - goto out; - } - - /* mac80211 does this: - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - if (sdata->type != IEEE80211_IF_TYPE_xxx) { - ret = -EOPNOTSUPP; - goto out; - } - */ - - if (wrqu->data.length == sizeof(struct iw_scan_req) && - wrqu->data.flags & IW_SCAN_THIS_ESSID) { - struct iw_scan_req *req = (struct iw_scan_req *)extra; - priv->scan_ssid_len = req->essid_len; - memcpy(priv->scan_ssid, req->essid, priv->scan_ssid_len); - lbs_deb_wext("set_scan, essid '%s'\n", - print_ssid(ssid, priv->scan_ssid, priv->scan_ssid_len)); - } else { - priv->scan_ssid_len = 0; - } - - if (!delayed_work_pending(&priv->scan_work)) - queue_delayed_work(priv->work_thread, &priv->scan_work, - msecs_to_jiffies(50)); - /* set marker that currently a scan is taking place */ - priv->scan_channel = -1; - - if (priv->surpriseremoved) - ret = -EIO; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -/** - * @brief Handle Retrieve scan table ioctl - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param dwrq A pointer to iw_point structure - * @param extra A pointer to extra data buf - * - * @return 0 --success, otherwise fail - */ -int lbs_get_scan(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ -#define SCAN_ITEM_SIZE 128 - struct lbs_private *priv = dev->ml_priv; - int err = 0; - char *ev = extra; - char *stop = ev + dwrq->length; - struct bss_descriptor *iter_bss; - struct bss_descriptor *safe; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* iwlist should wait until the current scan is finished */ - if (priv->scan_channel) - return -EAGAIN; - - /* Update RSSI if current BSS is a locally created ad-hoc BSS */ - if ((priv->mode == IW_MODE_ADHOC) && priv->adhoccreate) { - err = lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0, - CMD_OPTION_WAITFORRSP, 0, NULL); - if (err) - goto out; - } - - mutex_lock(&priv->lock); - list_for_each_entry_safe (iter_bss, safe, &priv->network_list, list) { - char *next_ev; - unsigned long stale_time; - - if (stop - ev < SCAN_ITEM_SIZE) { - err = -E2BIG; - break; - } - - /* For mesh device, list only mesh networks */ - if (dev == priv->mesh_dev && !iter_bss->mesh) - continue; - - /* Prune old an old scan result */ - stale_time = iter_bss->last_scanned + DEFAULT_MAX_SCAN_AGE; - if (time_after(jiffies, stale_time)) { - list_move_tail(&iter_bss->list, &priv->network_free_list); - clear_bss_descriptor(iter_bss); - continue; - } - - /* Translate to WE format this entry */ - next_ev = lbs_translate_scan(priv, info, ev, stop, iter_bss); - if (next_ev == NULL) - continue; - ev = next_ev; - } - mutex_unlock(&priv->lock); - - dwrq->length = (ev - extra); - dwrq->flags = 0; -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", err); - return err; -} - - - - -/*********************************************************************/ -/* */ -/* Command execution */ -/* */ -/*********************************************************************/ - - -/** - * @brief This function handles the command response of scan - * - * Called from handle_cmd_response() in cmdrespc. - * - * The response buffer for the scan command has the following - * memory layout: - * - * .-----------------------------------------------------------. - * | header (4 * sizeof(u16)): Standard command response hdr | - * .-----------------------------------------------------------. - * | bufsize (u16) : sizeof the BSS Description data | - * .-----------------------------------------------------------. - * | NumOfSet (u8) : Number of BSS Descs returned | - * .-----------------------------------------------------------. - * | BSSDescription data (variable, size given in bufsize) | - * .-----------------------------------------------------------. - * | TLV data (variable, size calculated using header->size, | - * | bufsize and sizeof the fixed fields above) | - * .-----------------------------------------------------------. - * - * @param priv A pointer to struct lbs_private structure - * @param resp A pointer to cmd_ds_command - * - * @return 0 or -1 - */ -static int lbs_ret_80211_scan(struct lbs_private *priv, unsigned long dummy, - struct cmd_header *resp) -{ - struct cmd_ds_802_11_scan_rsp *scanresp = (void *)resp; - struct bss_descriptor *iter_bss; - struct bss_descriptor *safe; - uint8_t *bssinfo; - uint16_t scanrespsize; - int bytesleft; - int idx; - int tlvbufsize; - int ret; - - lbs_deb_enter(LBS_DEB_SCAN); - - /* Prune old entries from scan table */ - list_for_each_entry_safe (iter_bss, safe, &priv->network_list, list) { - unsigned long stale_time = iter_bss->last_scanned + DEFAULT_MAX_SCAN_AGE; - if (time_before(jiffies, stale_time)) - continue; - list_move_tail (&iter_bss->list, &priv->network_free_list); - clear_bss_descriptor(iter_bss); - } - - if (scanresp->nr_sets > MAX_NETWORK_COUNT) { - lbs_deb_scan("SCAN_RESP: too many scan results (%d, max %d)\n", - scanresp->nr_sets, MAX_NETWORK_COUNT); - ret = -1; - goto done; - } - - bytesleft = get_unaligned_le16(&scanresp->bssdescriptsize); - lbs_deb_scan("SCAN_RESP: bssdescriptsize %d\n", bytesleft); - - scanrespsize = le16_to_cpu(resp->size); - lbs_deb_scan("SCAN_RESP: scan results %d\n", scanresp->nr_sets); - - bssinfo = scanresp->bssdesc_and_tlvbuffer; - - /* The size of the TLV buffer is equal to the entire command response - * size (scanrespsize) minus the fixed fields (sizeof()'s), the - * BSS Descriptions (bssdescriptsize as bytesLef) and the command - * response header (sizeof(struct cmd_header)) - */ - tlvbufsize = scanrespsize - (bytesleft + sizeof(scanresp->bssdescriptsize) - + sizeof(scanresp->nr_sets) - + sizeof(struct cmd_header)); - - /* - * Process each scan response returned (scanresp->nr_sets). Save - * the information in the newbssentry and then insert into the - * driver scan table either as an update to an existing entry - * or as an addition at the end of the table - */ - for (idx = 0; idx < scanresp->nr_sets && bytesleft; idx++) { - struct bss_descriptor new; - struct bss_descriptor *found = NULL; - struct bss_descriptor *oldest = NULL; - - /* Process the data fields and IEs returned for this BSS */ - memset(&new, 0, sizeof (struct bss_descriptor)); - if (lbs_process_bss(&new, &bssinfo, &bytesleft) != 0) { - /* error parsing the scan response, skipped */ - lbs_deb_scan("SCAN_RESP: process_bss returned ERROR\n"); - continue; - } - - /* Try to find this bss in the scan table */ - list_for_each_entry (iter_bss, &priv->network_list, list) { - if (is_same_network(iter_bss, &new)) { - found = iter_bss; - break; - } - - if ((oldest == NULL) || - (iter_bss->last_scanned < oldest->last_scanned)) - oldest = iter_bss; - } - - if (found) { - /* found, clear it */ - clear_bss_descriptor(found); - } else if (!list_empty(&priv->network_free_list)) { - /* Pull one from the free list */ - found = list_entry(priv->network_free_list.next, - struct bss_descriptor, list); - list_move_tail(&found->list, &priv->network_list); - } else if (oldest) { - /* If there are no more slots, expire the oldest */ - found = oldest; - clear_bss_descriptor(found); - list_move_tail(&found->list, &priv->network_list); - } else { - continue; - } - - lbs_deb_scan("SCAN_RESP: BSSID %pM\n", new.bssid); - - /* Copy the locally created newbssentry to the scan table */ - memcpy(found, &new, offsetof(struct bss_descriptor, list)); - } - - ret = 0; - -done: - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} diff --git a/drivers/net/wireless/libertas/scan.h b/drivers/net/wireless/libertas/scan.h deleted file mode 100644 index 8fb1706d7526..000000000000 --- a/drivers/net/wireless/libertas/scan.h +++ /dev/null @@ -1,63 +0,0 @@ -/** - * Interface for the wlan network scan routines - * - * Driver interface functions and type declarations for the scan module - * implemented in scan.c. - */ -#ifndef _LBS_SCAN_H -#define _LBS_SCAN_H - -#include <net/iw_handler.h> - -struct lbs_private; - -#define MAX_NETWORK_COUNT 128 - -/** Chan-freq-TxPower mapping table*/ -struct chan_freq_power { - /** channel Number */ - u16 channel; - /** frequency of this channel */ - u32 freq; - /** Max allowed Tx power level */ - u16 maxtxpower; - /** TRUE:channel unsupported; FLASE:supported*/ - u8 unsupported; -}; - -/** region-band mapping table*/ -struct region_channel { - /** TRUE if this entry is valid */ - u8 valid; - /** region code for US, Japan ... */ - u8 region; - /** band B/G/A, used for BAND_CONFIG cmd */ - u8 band; - /** Actual No. of elements in the array below */ - u8 nrcfp; - /** chan-freq-txpower mapping table*/ - struct chan_freq_power *CFP; -}; - -/** - * @brief Maximum number of channels that can be sent in a setuserscan ioctl - */ -#define LBS_IOCTL_USER_SCAN_CHAN_MAX 50 - -int lbs_ssid_cmp(u8 *ssid1, u8 ssid1_len, u8 *ssid2, u8 ssid2_len); - -int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band); - -int lbs_send_specific_ssid_scan(struct lbs_private *priv, u8 *ssid, - u8 ssid_len); - -int lbs_get_scan(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra); -int lbs_set_scan(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra); - -int lbs_scan_networks(struct lbs_private *priv, int full_scan); - -void lbs_scan_worker(struct work_struct *work); - -#endif diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c index a9bf658659eb..8000ca6165d0 100644 --- a/drivers/net/wireless/libertas/tx.c +++ b/drivers/net/wireless/libertas/tx.c @@ -4,13 +4,13 @@ #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/sched.h> +#include <net/cfg80211.h> #include "host.h" #include "radiotap.h" #include "decl.h" #include "defs.h" #include "dev.h" -#include "wext.h" /** * @brief This function converts Tx/Rx rates from IEEE80211_RADIOTAP_RATE @@ -111,7 +111,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) p802x_hdr = skb->data; pkt_len = skb->len; - if (dev == priv->rtap_net_dev) { + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) { struct tx_radiotap_hdr *rtap_hdr = (void *)skb->data; /* set txpd fields from the radiotap header */ @@ -147,7 +147,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) dev->stats.tx_packets++; dev->stats.tx_bytes += skb->len; - if (priv->monitormode) { + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) { /* Keep the skb to echo it back once Tx feedback is received from FW */ skb_orphan(skb); @@ -158,6 +158,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) free: dev_kfree_skb_any(skb); } + unlock: spin_unlock_irqrestore(&priv->driver_lock, flags); wake_up(&priv->waitq); @@ -179,7 +180,8 @@ void lbs_send_tx_feedback(struct lbs_private *priv, u32 try_count) { struct tx_radiotap_hdr *radiotap_hdr; - if (!priv->monitormode || priv->currenttxskb == NULL) + if (priv->wdev->iftype != NL80211_IFTYPE_MONITOR || + priv->currenttxskb == NULL) return; radiotap_hdr = (struct tx_radiotap_hdr *)priv->currenttxskb->data; @@ -188,7 +190,7 @@ void lbs_send_tx_feedback(struct lbs_private *priv, u32 try_count) (1 + priv->txretrycount - try_count) : 0; priv->currenttxskb->protocol = eth_type_trans(priv->currenttxskb, - priv->rtap_net_dev); + priv->dev); netif_rx(priv->currenttxskb); priv->currenttxskb = NULL; diff --git a/drivers/net/wireless/libertas/types.h b/drivers/net/wireless/libertas/types.h index 3e72c86ceca8..462fbb4cb743 100644 --- a/drivers/net/wireless/libertas/types.h +++ b/drivers/net/wireless/libertas/types.h @@ -11,7 +11,7 @@ struct ieee_ie_header { u8 id; u8 len; -} __attribute__ ((packed)); +} __packed; struct ieee_ie_cf_param_set { struct ieee_ie_header header; @@ -20,19 +20,19 @@ struct ieee_ie_cf_param_set { u8 cfpperiod; __le16 cfpmaxduration; __le16 cfpdurationremaining; -} __attribute__ ((packed)); +} __packed; struct ieee_ie_ibss_param_set { struct ieee_ie_header header; __le16 atimwindow; -} __attribute__ ((packed)); +} __packed; union ieee_ss_param_set { struct ieee_ie_cf_param_set cf; struct ieee_ie_ibss_param_set ibss; -} __attribute__ ((packed)); +} __packed; struct ieee_ie_fh_param_set { struct ieee_ie_header header; @@ -41,18 +41,18 @@ struct ieee_ie_fh_param_set { u8 hopset; u8 hoppattern; u8 hopindex; -} __attribute__ ((packed)); +} __packed; struct ieee_ie_ds_param_set { struct ieee_ie_header header; u8 channel; -} __attribute__ ((packed)); +} __packed; union ieee_phy_param_set { struct ieee_ie_fh_param_set fh; struct ieee_ie_ds_param_set ds; -} __attribute__ ((packed)); +} __packed; /** TLV type ID definition */ #define PROPRIETARY_TLV_BASE_ID 0x0100 @@ -100,28 +100,28 @@ union ieee_phy_param_set { struct mrvl_ie_header { __le16 type; __le16 len; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_data { struct mrvl_ie_header header; u8 Data[1]; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_rates_param_set { struct mrvl_ie_header header; u8 rates[1]; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_ssid_param_set { struct mrvl_ie_header header; u8 ssid[1]; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_wildcard_ssid_param_set { struct mrvl_ie_header header; u8 MaxSsidlength; u8 ssid[1]; -} __attribute__ ((packed)); +} __packed; struct chanscanmode { #ifdef __BIG_ENDIAN_BITFIELD @@ -133,7 +133,7 @@ struct chanscanmode { u8 disablechanfilt:1; u8 reserved_2_7:6; #endif -} __attribute__ ((packed)); +} __packed; struct chanscanparamset { u8 radiotype; @@ -141,12 +141,12 @@ struct chanscanparamset { struct chanscanmode chanscanmode; __le16 minscantime; __le16 maxscantime; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_chanlist_param_set { struct mrvl_ie_header header; struct chanscanparamset chanscanparam[1]; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_cf_param_set { struct mrvl_ie_header header; @@ -154,86 +154,86 @@ struct mrvl_ie_cf_param_set { u8 cfpperiod; __le16 cfpmaxduration; __le16 cfpdurationremaining; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_ds_param_set { struct mrvl_ie_header header; u8 channel; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_rsn_param_set { struct mrvl_ie_header header; u8 rsnie[1]; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_tsf_timestamp { struct mrvl_ie_header header; __le64 tsftable[1]; -} __attribute__ ((packed)); +} __packed; /* v9 and later firmware only */ struct mrvl_ie_auth_type { struct mrvl_ie_header header; __le16 auth; -} __attribute__ ((packed)); +} __packed; /** Local Power capability */ struct mrvl_ie_power_capability { struct mrvl_ie_header header; s8 minpower; s8 maxpower; -} __attribute__ ((packed)); +} __packed; /* used in CMD_802_11_SUBSCRIBE_EVENT for SNR, RSSI and Failure */ struct mrvl_ie_thresholds { struct mrvl_ie_header header; u8 value; u8 freq; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_beacons_missed { struct mrvl_ie_header header; u8 beaconmissed; u8 reserved; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_num_probes { struct mrvl_ie_header header; __le16 numprobes; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_bcast_probe { struct mrvl_ie_header header; __le16 bcastprobe; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_num_ssid_probe { struct mrvl_ie_header header; __le16 numssidprobe; -} __attribute__ ((packed)); +} __packed; struct led_pin { u8 led; u8 pin; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_ledgpio { struct mrvl_ie_header header; struct led_pin ledpin[1]; -} __attribute__ ((packed)); +} __packed; struct led_bhv { uint8_t firmwarestate; uint8_t led; uint8_t ledstate; uint8_t ledarg; -} __attribute__ ((packed)); +} __packed; struct mrvl_ie_ledbhv { struct mrvl_ie_header header; struct led_bhv ledbhv[1]; -} __attribute__ ((packed)); +} __packed; /* Meant to be packed as the value member of a struct ieee80211_info_element. * Note that the len member of the ieee80211_info_element varies depending on @@ -248,12 +248,12 @@ struct mrvl_meshie_val { uint8_t mesh_capability; uint8_t mesh_id_len; uint8_t mesh_id[IEEE80211_MAX_SSID_LEN]; -} __attribute__ ((packed)); +} __packed; struct mrvl_meshie { u8 id, len; struct mrvl_meshie_val val; -} __attribute__ ((packed)); +} __packed; struct mrvl_mesh_defaults { __le32 bootflag; @@ -261,6 +261,6 @@ struct mrvl_mesh_defaults { uint8_t reserved; __le16 channel; struct mrvl_meshie meshie; -} __attribute__ ((packed)); +} __packed; #endif diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c deleted file mode 100644 index f96a96031a50..000000000000 --- a/drivers/net/wireless/libertas/wext.c +++ /dev/null @@ -1,2353 +0,0 @@ -/** - * This file contains ioctl functions - */ -#include <linux/ctype.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/if.h> -#include <linux/if_arp.h> -#include <linux/wireless.h> -#include <linux/bitops.h> - -#include <net/lib80211.h> -#include <net/iw_handler.h> - -#include "host.h" -#include "radiotap.h" -#include "decl.h" -#include "defs.h" -#include "dev.h" -#include "wext.h" -#include "scan.h" -#include "assoc.h" -#include "cmd.h" - - -static inline void lbs_postpone_association_work(struct lbs_private *priv) -{ - if (priv->surpriseremoved) - return; - cancel_delayed_work(&priv->assoc_work); - queue_delayed_work(priv->work_thread, &priv->assoc_work, HZ / 2); -} - -static inline void lbs_do_association_work(struct lbs_private *priv) -{ - if (priv->surpriseremoved) - return; - cancel_delayed_work(&priv->assoc_work); - queue_delayed_work(priv->work_thread, &priv->assoc_work, 0); -} - -static inline void lbs_cancel_association_work(struct lbs_private *priv) -{ - cancel_delayed_work(&priv->assoc_work); - kfree(priv->pending_assoc_req); - priv->pending_assoc_req = NULL; -} - -void lbs_send_disconnect_notification(struct lbs_private *priv) -{ - union iwreq_data wrqu; - - memset(wrqu.ap_addr.sa_data, 0x00, ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); -} - -static void lbs_send_iwevcustom_event(struct lbs_private *priv, s8 *str) -{ - union iwreq_data iwrq; - u8 buf[50]; - - lbs_deb_enter(LBS_DEB_WEXT); - - memset(&iwrq, 0, sizeof(union iwreq_data)); - memset(buf, 0, sizeof(buf)); - - snprintf(buf, sizeof(buf) - 1, "%s", str); - - iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN; - - /* Send Event to upper layer */ - lbs_deb_wext("event indication string %s\n", (char *)buf); - lbs_deb_wext("event indication length %d\n", iwrq.data.length); - lbs_deb_wext("sending wireless event IWEVCUSTOM for %s\n", str); - - wireless_send_event(priv->dev, IWEVCUSTOM, &iwrq, buf); - - lbs_deb_leave(LBS_DEB_WEXT); -} - -/** - * @brief This function handles MIC failure event. - * - * @param priv A pointer to struct lbs_private structure - * @para event the event id - * @return n/a - */ -void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event) -{ - char buf[50]; - - lbs_deb_enter(LBS_DEB_CMD); - memset(buf, 0, sizeof(buf)); - - sprintf(buf, "%s", "MLME-MICHAELMICFAILURE.indication "); - - if (event == MACREG_INT_CODE_MIC_ERR_UNICAST) - strcat(buf, "unicast "); - else - strcat(buf, "multicast "); - - lbs_send_iwevcustom_event(priv, buf); - lbs_deb_leave(LBS_DEB_CMD); -} - -/** - * @brief Find the channel frequency power info with specific channel - * - * @param priv A pointer to struct lbs_private structure - * @param band it can be BAND_A, BAND_G or BAND_B - * @param channel the channel for looking - * @return A pointer to struct chan_freq_power structure or NULL if not find. - */ -struct chan_freq_power *lbs_find_cfp_by_band_and_channel( - struct lbs_private *priv, - u8 band, - u16 channel) -{ - struct chan_freq_power *cfp = NULL; - struct region_channel *rc; - int i, j; - - for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) { - rc = &priv->region_channel[j]; - - if (!rc->valid || !rc->CFP) - continue; - if (rc->band != band) - continue; - for (i = 0; i < rc->nrcfp; i++) { - if (rc->CFP[i].channel == channel) { - cfp = &rc->CFP[i]; - break; - } - } - } - - if (!cfp && channel) - lbs_deb_wext("lbs_find_cfp_by_band_and_channel: can't find " - "cfp by band %d / channel %d\n", band, channel); - - return cfp; -} - -/** - * @brief Find the channel frequency power info with specific frequency - * - * @param priv A pointer to struct lbs_private structure - * @param band it can be BAND_A, BAND_G or BAND_B - * @param freq the frequency for looking - * @return A pointer to struct chan_freq_power structure or NULL if not find. - */ -static struct chan_freq_power *find_cfp_by_band_and_freq( - struct lbs_private *priv, - u8 band, - u32 freq) -{ - struct chan_freq_power *cfp = NULL; - struct region_channel *rc; - int i, j; - - for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) { - rc = &priv->region_channel[j]; - - if (!rc->valid || !rc->CFP) - continue; - if (rc->band != band) - continue; - for (i = 0; i < rc->nrcfp; i++) { - if (rc->CFP[i].freq == freq) { - cfp = &rc->CFP[i]; - break; - } - } - } - - if (!cfp && freq) - lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by " - "band %d / freq %d\n", band, freq); - - return cfp; -} - -/** - * @brief Copy active data rates based on adapter mode and status - * - * @param priv A pointer to struct lbs_private structure - * @param rate The buf to return the active rates - */ -static void copy_active_data_rates(struct lbs_private *priv, u8 *rates) -{ - lbs_deb_enter(LBS_DEB_WEXT); - - if ((priv->connect_status != LBS_CONNECTED) && - !lbs_mesh_connected(priv)) - memcpy(rates, lbs_bg_rates, MAX_RATES); - else - memcpy(rates, priv->curbssparams.rates, MAX_RATES); - - lbs_deb_leave(LBS_DEB_WEXT); -} - -static int lbs_get_name(struct net_device *dev, struct iw_request_info *info, - char *cwrq, char *extra) -{ - - lbs_deb_enter(LBS_DEB_WEXT); - - /* We could add support for 802.11n here as needed. Jean II */ - snprintf(cwrq, IFNAMSIZ, "IEEE 802.11b/g"); - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_get_freq(struct net_device *dev, struct iw_request_info *info, - struct iw_freq *fwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - struct chan_freq_power *cfp; - - lbs_deb_enter(LBS_DEB_WEXT); - - cfp = lbs_find_cfp_by_band_and_channel(priv, 0, - priv->channel); - - if (!cfp) { - if (priv->channel) - lbs_deb_wext("invalid channel %d\n", - priv->channel); - return -EINVAL; - } - - fwrq->m = (long)cfp->freq * 100000; - fwrq->e = 1; - - lbs_deb_wext("freq %u\n", fwrq->m); - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_get_wap(struct net_device *dev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (priv->connect_status == LBS_CONNECTED) { - memcpy(awrq->sa_data, priv->curbssparams.bssid, ETH_ALEN); - } else { - memset(awrq->sa_data, 0, ETH_ALEN); - } - awrq->sa_family = ARPHRD_ETHER; - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_set_nick(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* - * Check the size of the string - */ - - if (dwrq->length > 16) { - return -E2BIG; - } - - mutex_lock(&priv->lock); - memset(priv->nodename, 0, sizeof(priv->nodename)); - memcpy(priv->nodename, extra, dwrq->length); - mutex_unlock(&priv->lock); - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_get_nick(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - dwrq->length = strlen(priv->nodename); - memcpy(extra, priv->nodename, dwrq->length); - extra[dwrq->length] = '\0'; - - dwrq->flags = 1; /* active */ - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -#ifdef CONFIG_LIBERTAS_MESH -static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* Use nickname to indicate that mesh is on */ - - if (lbs_mesh_connected(priv)) { - strncpy(extra, "Mesh", 12); - extra[12] = '\0'; - dwrq->length = strlen(extra); - } - - else { - extra[0] = '\0'; - dwrq->length = 0; - } - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} -#endif - -static int lbs_set_rts(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - u32 val = vwrq->value; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (vwrq->disabled) - val = MRVDRV_RTS_MAX_VALUE; - - if (val > MRVDRV_RTS_MAX_VALUE) /* min rts value is 0 */ - return -EINVAL; - - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_RTS_THRESHOLD, (u16) val); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_rts(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u16 val = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_RTS_THRESHOLD, &val); - if (ret) - goto out; - - vwrq->value = val; - vwrq->disabled = val > MRVDRV_RTS_MAX_VALUE; /* min rts value is 0 */ - vwrq->fixed = 1; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_set_frag(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u32 val = vwrq->value; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (vwrq->disabled) - val = MRVDRV_FRAG_MAX_VALUE; - - if (val < MRVDRV_FRAG_MIN_VALUE || val > MRVDRV_FRAG_MAX_VALUE) - return -EINVAL; - - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_FRAG_THRESHOLD, (u16) val); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_frag(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u16 val = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_FRAG_THRESHOLD, &val); - if (ret) - goto out; - - vwrq->value = val; - vwrq->disabled = ((val < MRVDRV_FRAG_MIN_VALUE) - || (val > MRVDRV_FRAG_MAX_VALUE)); - vwrq->fixed = 1; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_mode(struct net_device *dev, - struct iw_request_info *info, u32 * uwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - *uwrq = priv->mode; - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -#ifdef CONFIG_LIBERTAS_MESH -static int mesh_wlan_get_mode(struct net_device *dev, - struct iw_request_info *info, u32 * uwrq, - char *extra) -{ - lbs_deb_enter(LBS_DEB_WEXT); - - *uwrq = IW_MODE_REPEAT; - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} -#endif - -static int lbs_get_txpow(struct net_device *dev, - struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - s16 curlevel = 0; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) { - lbs_deb_wext("tx power off\n"); - vwrq->value = 0; - vwrq->disabled = 1; - goto out; - } - - ret = lbs_get_tx_power(priv, &curlevel, NULL, NULL); - if (ret) - goto out; - - lbs_deb_wext("tx power level %d dbm\n", curlevel); - priv->txpower_cur = curlevel; - - vwrq->value = curlevel; - vwrq->fixed = 1; - vwrq->disabled = 0; - vwrq->flags = IW_TXPOW_DBM; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_set_retry(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u16 slimit = 0, llimit = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if ((vwrq->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) - return -EOPNOTSUPP; - - /* The MAC has a 4-bit Total_Tx_Count register - Total_Tx_Count = 1 + Tx_Retry_Count */ -#define TX_RETRY_MIN 0 -#define TX_RETRY_MAX 14 - if (vwrq->value < TX_RETRY_MIN || vwrq->value > TX_RETRY_MAX) - return -EINVAL; - - /* Add 1 to convert retry count to try count */ - if (vwrq->flags & IW_RETRY_SHORT) - slimit = (u16) (vwrq->value + 1); - else if (vwrq->flags & IW_RETRY_LONG) - llimit = (u16) (vwrq->value + 1); - else - slimit = llimit = (u16) (vwrq->value + 1); /* set both */ - - if (llimit) { - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_LONG_RETRY_LIMIT, - llimit); - if (ret) - goto out; - } - - if (slimit) { - /* txretrycount follows the short retry limit */ - priv->txretrycount = slimit; - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_SHORT_RETRY_LIMIT, - slimit); - if (ret) - goto out; - } - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_retry(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u16 val = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - vwrq->disabled = 0; - - if (vwrq->flags & IW_RETRY_LONG) { - ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_LONG_RETRY_LIMIT, &val); - if (ret) - goto out; - - /* Subtract 1 to convert try count to retry count */ - vwrq->value = val - 1; - vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; - } else { - ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_SHORT_RETRY_LIMIT, &val); - if (ret) - goto out; - - /* txretry count follows the short retry limit */ - priv->txretrycount = val; - /* Subtract 1 to convert try count to retry count */ - vwrq->value = val - 1; - vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_SHORT; - } - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static inline void sort_channels(struct iw_freq *freq, int num) -{ - int i, j; - struct iw_freq temp; - - for (i = 0; i < num; i++) - for (j = i + 1; j < num; j++) - if (freq[i].i > freq[j].i) { - temp.i = freq[i].i; - temp.m = freq[i].m; - - freq[i].i = freq[j].i; - freq[i].m = freq[j].m; - - freq[j].i = temp.i; - freq[j].m = temp.m; - } -} - -/* data rate listing - MULTI_BANDS: - abg a b b/g - Infra G(12) A(8) B(4) G(12) - Adhoc A+B(12) A(8) B(4) B(4) - - non-MULTI_BANDS: - b b/g - Infra B(4) G(12) - Adhoc B(4) B(4) - */ -/** - * @brief Get Range Info - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_get_range(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - int i, j; - struct lbs_private *priv = dev->ml_priv; - struct iw_range *range = (struct iw_range *)extra; - struct chan_freq_power *cfp; - u8 rates[MAX_RATES + 1]; - - lbs_deb_enter(LBS_DEB_WEXT); - - dwrq->length = sizeof(struct iw_range); - memset(range, 0, sizeof(struct iw_range)); - - range->min_nwid = 0; - range->max_nwid = 0; - - memset(rates, 0, sizeof(rates)); - copy_active_data_rates(priv, rates); - range->num_bitrates = strnlen(rates, IW_MAX_BITRATES); - for (i = 0; i < range->num_bitrates; i++) - range->bitrate[i] = rates[i] * 500000; - range->num_bitrates = i; - lbs_deb_wext("IW_MAX_BITRATES %d, num_bitrates %d\n", IW_MAX_BITRATES, - range->num_bitrates); - - range->num_frequency = 0; - - range->scan_capa = IW_SCAN_CAPA_ESSID; - - for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES) - && (j < ARRAY_SIZE(priv->region_channel)); j++) { - cfp = priv->region_channel[j].CFP; - for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES) - && priv->region_channel[j].valid - && cfp - && (i < priv->region_channel[j].nrcfp); i++) { - range->freq[range->num_frequency].i = - (long)cfp->channel; - range->freq[range->num_frequency].m = - (long)cfp->freq * 100000; - range->freq[range->num_frequency].e = 1; - cfp++; - range->num_frequency++; - } - } - - lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n", - IW_MAX_FREQUENCIES, range->num_frequency); - - range->num_channels = range->num_frequency; - - sort_channels(&range->freq[0], range->num_frequency); - - /* - * Set an indication of the max TCP throughput in bit/s that we can - * expect using this interface - */ - if (i > 2) - range->throughput = 5000 * 1000; - else - range->throughput = 1500 * 1000; - - range->min_rts = MRVDRV_RTS_MIN_VALUE; - range->max_rts = MRVDRV_RTS_MAX_VALUE; - range->min_frag = MRVDRV_FRAG_MIN_VALUE; - range->max_frag = MRVDRV_FRAG_MAX_VALUE; - - range->encoding_size[0] = 5; - range->encoding_size[1] = 13; - range->num_encoding_sizes = 2; - range->max_encoding_tokens = 4; - - /* - * Right now we support only "iwconfig ethX power on|off" - */ - range->pm_capa = IW_POWER_ON; - - /* - * Minimum version we recommend - */ - range->we_version_source = 15; - - /* - * Version we are compiled with - */ - range->we_version_compiled = WIRELESS_EXT; - - range->retry_capa = IW_RETRY_LIMIT; - range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX; - - range->min_retry = TX_RETRY_MIN; - range->max_retry = TX_RETRY_MAX; - - /* - * Set the qual, level and noise range values - */ - range->max_qual.qual = 100; - range->max_qual.level = 0; - range->max_qual.noise = 0; - range->max_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; - - range->avg_qual.qual = 70; - /* TODO: Find real 'good' to 'bad' threshold value for RSSI */ - range->avg_qual.level = 0; - range->avg_qual.noise = 0; - range->avg_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; - - range->sensitivity = 0; - - /* Setup the supported power level ranges */ - memset(range->txpower, 0, sizeof(range->txpower)); - range->txpower_capa = IW_TXPOW_DBM | IW_TXPOW_RANGE; - range->txpower[0] = priv->txpower_min; - range->txpower[1] = priv->txpower_max; - range->num_txpower = 2; - - range->event_capa[0] = (IW_EVENT_CAPA_K_0 | - IW_EVENT_CAPA_MASK(SIOCGIWAP) | - IW_EVENT_CAPA_MASK(SIOCGIWSCAN)); - range->event_capa[1] = IW_EVENT_CAPA_K_1; - - if (priv->fwcapinfo & FW_CAPINFO_WPA) { - range->enc_capa = IW_ENC_CAPA_WPA - | IW_ENC_CAPA_WPA2 - | IW_ENC_CAPA_CIPHER_TKIP - | IW_ENC_CAPA_CIPHER_CCMP; - } - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_set_power(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!(priv->fwcapinfo & FW_CAPINFO_PS)) { - if (vwrq->disabled) - return 0; - else - return -EINVAL; - } - - /* PS is currently supported only in Infrastructure mode - * Remove this check if it is to be supported in IBSS mode also - */ - - if (vwrq->disabled) { - priv->psmode = LBS802_11POWERMODECAM; - if (priv->psstate != PS_STATE_FULL_POWER) { - lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); - } - - return 0; - } - - if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { - lbs_deb_wext( - "setting power timeout is not supported\n"); - return -EINVAL; - } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) { - vwrq->value = vwrq->value / 1000; - if (!priv->enter_deep_sleep) { - lbs_pr_err("deep sleep feature is not implemented " - "for this interface driver\n"); - return -EINVAL; - } - - if (priv->connect_status == LBS_CONNECTED) { - if ((priv->is_auto_deep_sleep_enabled) && - (vwrq->value == -1000)) { - lbs_exit_auto_deep_sleep(priv); - return 0; - } else { - lbs_pr_err("can't use deep sleep cmd in " - "connected state\n"); - return -EINVAL; - } - } - - if ((vwrq->value < 0) && (vwrq->value != -1000)) { - lbs_pr_err("unknown option\n"); - return -EINVAL; - } - - if (vwrq->value > 0) { - if (!priv->is_auto_deep_sleep_enabled) { - priv->is_activity_detected = 0; - priv->auto_deep_sleep_timeout = vwrq->value; - lbs_enter_auto_deep_sleep(priv); - } else { - priv->auto_deep_sleep_timeout = vwrq->value; - lbs_deb_debugfs("auto deep sleep: " - "already enabled\n"); - } - return 0; - } else { - if (priv->is_auto_deep_sleep_enabled) { - lbs_exit_auto_deep_sleep(priv); - /* Try to exit deep sleep if auto */ - /*deep sleep disabled */ - ret = lbs_set_deep_sleep(priv, 0); - } - if (vwrq->value == 0) - ret = lbs_set_deep_sleep(priv, 1); - else if (vwrq->value == -1000) - ret = lbs_set_deep_sleep(priv, 0); - return ret; - } - } - - if (priv->psmode != LBS802_11POWERMODECAM) { - return 0; - } - - priv->psmode = LBS802_11POWERMODEMAX_PSP; - - if (priv->connect_status == LBS_CONNECTED) { - lbs_ps_sleep(priv, CMD_OPTION_WAITFORRSP); - } - - lbs_deb_leave(LBS_DEB_WEXT); - - return 0; -} - -static int lbs_get_power(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - vwrq->value = 0; - vwrq->flags = 0; - vwrq->disabled = priv->psmode == LBS802_11POWERMODECAM - || priv->connect_status == LBS_DISCONNECTED; - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static struct iw_statistics *lbs_get_wireless_stats(struct net_device *dev) -{ - enum { - POOR = 30, - FAIR = 60, - GOOD = 80, - VERY_GOOD = 90, - EXCELLENT = 95, - PERFECT = 100 - }; - struct lbs_private *priv = dev->ml_priv; - u32 rssi_qual; - u32 tx_qual; - u32 quality = 0; - int ret, stats_valid = 0; - u8 rssi; - u32 tx_retries; - struct cmd_ds_802_11_get_log log; - - lbs_deb_enter(LBS_DEB_WEXT); - - priv->wstats.status = priv->mode; - - /* If we're not associated, all quality values are meaningless */ - if ((priv->connect_status != LBS_CONNECTED) && - !lbs_mesh_connected(priv)) - goto out; - - /* Quality by RSSI */ - priv->wstats.qual.level = - CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG], - priv->NF[TYPE_BEACON][TYPE_NOAVG]); - - if (priv->NF[TYPE_BEACON][TYPE_NOAVG] == 0) { - priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE; - } else { - priv->wstats.qual.noise = - CAL_NF(priv->NF[TYPE_BEACON][TYPE_NOAVG]); - } - - lbs_deb_wext("signal level %#x\n", priv->wstats.qual.level); - lbs_deb_wext("noise %#x\n", priv->wstats.qual.noise); - - rssi = priv->wstats.qual.level - priv->wstats.qual.noise; - if (rssi < 15) - rssi_qual = rssi * POOR / 10; - else if (rssi < 20) - rssi_qual = (rssi - 15) * (FAIR - POOR) / 5 + POOR; - else if (rssi < 30) - rssi_qual = (rssi - 20) * (GOOD - FAIR) / 5 + FAIR; - else if (rssi < 40) - rssi_qual = (rssi - 30) * (VERY_GOOD - GOOD) / - 10 + GOOD; - else - rssi_qual = (rssi - 40) * (PERFECT - VERY_GOOD) / - 10 + VERY_GOOD; - quality = rssi_qual; - - /* Quality by TX errors */ - priv->wstats.discard.retries = dev->stats.tx_errors; - - memset(&log, 0, sizeof(log)); - log.hdr.size = cpu_to_le16(sizeof(log)); - ret = lbs_cmd_with_response(priv, CMD_802_11_GET_LOG, &log); - if (ret) - goto out; - - tx_retries = le32_to_cpu(log.retry); - - if (tx_retries > 75) - tx_qual = (90 - tx_retries) * POOR / 15; - else if (tx_retries > 70) - tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR; - else if (tx_retries > 65) - tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR; - else if (tx_retries > 50) - tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) / - 15 + GOOD; - else - tx_qual = (50 - tx_retries) * - (PERFECT - VERY_GOOD) / 50 + VERY_GOOD; - quality = min(quality, tx_qual); - - priv->wstats.discard.code = le32_to_cpu(log.wepundecryptable); - priv->wstats.discard.retries = tx_retries; - priv->wstats.discard.misc = le32_to_cpu(log.ackfailure); - - /* Calculate quality */ - priv->wstats.qual.qual = min_t(u8, quality, 100); - priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; - stats_valid = 1; - - /* update stats asynchronously for future calls */ - ret = lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0, - 0, 0, NULL); - if (ret) - lbs_pr_err("RSSI command failed\n"); -out: - if (!stats_valid) { - priv->wstats.miss.beacon = 0; - priv->wstats.discard.retries = 0; - priv->wstats.qual.qual = 0; - priv->wstats.qual.level = 0; - priv->wstats.qual.noise = 0; - priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED; - priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID | - IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID; - } - - lbs_deb_leave(LBS_DEB_WEXT); - return &priv->wstats; - - -} - -static int lbs_set_freq(struct net_device *dev, struct iw_request_info *info, - struct iw_freq *fwrq, char *extra) -{ - int ret = -EINVAL; - struct lbs_private *priv = dev->ml_priv; - struct chan_freq_power *cfp; - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - /* If setting by frequency, convert to a channel */ - if (fwrq->e == 1) { - long f = fwrq->m / 100000; - - cfp = find_cfp_by_band_and_freq(priv, 0, f); - if (!cfp) { - lbs_deb_wext("invalid freq %ld\n", f); - goto out; - } - - fwrq->e = 0; - fwrq->m = (int) cfp->channel; - } - - /* Setting by channel number */ - if (fwrq->m > 1000 || fwrq->e > 0) { - goto out; - } - - cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m); - if (!cfp) { - goto out; - } - - assoc_req->channel = fwrq->m; - ret = 0; - -out: - if (ret == 0) { - set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags); - lbs_postpone_association_work(priv); - } else { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -#ifdef CONFIG_LIBERTAS_MESH -static int lbs_mesh_set_freq(struct net_device *dev, - struct iw_request_info *info, - struct iw_freq *fwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - struct chan_freq_power *cfp; - int ret = -EINVAL; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* If setting by frequency, convert to a channel */ - if (fwrq->e == 1) { - long f = fwrq->m / 100000; - - cfp = find_cfp_by_band_and_freq(priv, 0, f); - if (!cfp) { - lbs_deb_wext("invalid freq %ld\n", f); - goto out; - } - - fwrq->e = 0; - fwrq->m = (int) cfp->channel; - } - - /* Setting by channel number */ - if (fwrq->m > 1000 || fwrq->e > 0) { - goto out; - } - - cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m); - if (!cfp) { - goto out; - } - - if (fwrq->m != priv->channel) { - lbs_deb_wext("mesh channel change forces eth disconnect\n"); - if (priv->mode == IW_MODE_INFRA) - lbs_cmd_80211_deauthenticate(priv, - priv->curbssparams.bssid, - WLAN_REASON_DEAUTH_LEAVING); - else if (priv->mode == IW_MODE_ADHOC) - lbs_adhoc_stop(priv); - } - lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, fwrq->m); - lbs_update_channel(priv); - ret = 0; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} -#endif - -static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - u8 new_rate = 0; - int ret = -EINVAL; - u8 rates[MAX_RATES + 1]; - - lbs_deb_enter(LBS_DEB_WEXT); - - lbs_deb_wext("vwrq->value %d\n", vwrq->value); - lbs_deb_wext("vwrq->fixed %d\n", vwrq->fixed); - - if (vwrq->fixed && vwrq->value == -1) - goto out; - - /* Auto rate? */ - priv->enablehwauto = !vwrq->fixed; - - if (vwrq->value == -1) - priv->cur_rate = 0; - else { - if (vwrq->value % 100000) - goto out; - - new_rate = vwrq->value / 500000; - priv->cur_rate = new_rate; - /* the rest is only needed for lbs_set_data_rate() */ - memset(rates, 0, sizeof(rates)); - copy_active_data_rates(priv, rates); - if (!memchr(rates, new_rate, sizeof(rates))) { - lbs_pr_alert("fixed data rate 0x%X out of range\n", - new_rate); - goto out; - } - if (priv->fwrelease < 0x09000000) { - ret = lbs_set_power_adapt_cfg(priv, 0, - POW_ADAPT_DEFAULT_P0, - POW_ADAPT_DEFAULT_P1, - POW_ADAPT_DEFAULT_P2); - if (ret) - goto out; - } - ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, - TPC_DEFAULT_P2, 1); - if (ret) - goto out; - } - - /* Try the newer command first (Firmware Spec 5.1 and above) */ - ret = lbs_cmd_802_11_rate_adapt_rateset(priv, CMD_ACT_SET); - - /* Fallback to older version */ - if (ret) - ret = lbs_set_data_rate(priv, new_rate); - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_rate(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (priv->connect_status == LBS_CONNECTED) { - vwrq->value = priv->cur_rate * 500000; - - if (priv->enablehwauto) - vwrq->fixed = 0; - else - vwrq->fixed = 1; - - } else { - vwrq->fixed = 0; - vwrq->value = 0; - } - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_set_mode(struct net_device *dev, - struct iw_request_info *info, u32 * uwrq, char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_WEXT); - - if ( (*uwrq != IW_MODE_ADHOC) - && (*uwrq != IW_MODE_INFRA) - && (*uwrq != IW_MODE_AUTO)) { - lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq); - ret = -EINVAL; - goto out; - } - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - lbs_cancel_association_work(priv); - } else { - assoc_req->mode = *uwrq; - set_bit(ASSOC_FLAG_MODE, &assoc_req->flags); - lbs_postpone_association_work(priv); - lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq); - } - mutex_unlock(&priv->lock); - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -/** - * @brief Get Encryption key - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_get_encode(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, u8 * extra) -{ - struct lbs_private *priv = dev->ml_priv; - int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; - - lbs_deb_enter(LBS_DEB_WEXT); - - lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n", - dwrq->flags, index, dwrq->length, priv->wep_tx_keyidx); - - dwrq->flags = 0; - - /* Authentication method */ - switch (priv->secinfo.auth_mode) { - case IW_AUTH_ALG_OPEN_SYSTEM: - dwrq->flags = IW_ENCODE_OPEN; - break; - - case IW_AUTH_ALG_SHARED_KEY: - case IW_AUTH_ALG_LEAP: - dwrq->flags = IW_ENCODE_RESTRICTED; - break; - default: - dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN; - break; - } - - memset(extra, 0, 16); - - mutex_lock(&priv->lock); - - /* Default to returning current transmit key */ - if (index < 0) - index = priv->wep_tx_keyidx; - - if ((priv->wep_keys[index].len) && priv->secinfo.wep_enabled) { - memcpy(extra, priv->wep_keys[index].key, - priv->wep_keys[index].len); - dwrq->length = priv->wep_keys[index].len; - - dwrq->flags |= (index + 1); - /* Return WEP enabled */ - dwrq->flags &= ~IW_ENCODE_DISABLED; - } else if ((priv->secinfo.WPAenabled) - || (priv->secinfo.WPA2enabled)) { - /* return WPA enabled */ - dwrq->flags &= ~IW_ENCODE_DISABLED; - dwrq->flags |= IW_ENCODE_NOKEY; - } else { - dwrq->flags |= IW_ENCODE_DISABLED; - } - - mutex_unlock(&priv->lock); - - lbs_deb_wext("key: %02x:%02x:%02x:%02x:%02x:%02x, keylen %d\n", - extra[0], extra[1], extra[2], - extra[3], extra[4], extra[5], dwrq->length); - - lbs_deb_wext("return flags 0x%x\n", dwrq->flags); - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -/** - * @brief Set Encryption key (internal) - * - * @param priv A pointer to private card structure - * @param key_material A pointer to key material - * @param key_length length of key material - * @param index key index to set - * @param set_tx_key Force set TX key (1 = yes, 0 = no) - * @return 0 --success, otherwise fail - */ -static int lbs_set_wep_key(struct assoc_request *assoc_req, - const char *key_material, - u16 key_length, - u16 index, - int set_tx_key) -{ - int ret = 0; - struct enc_key *pkey; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* Paranoid validation of key index */ - if (index > 3) { - ret = -EINVAL; - goto out; - } - - /* validate max key length */ - if (key_length > KEY_LEN_WEP_104) { - ret = -EINVAL; - goto out; - } - - pkey = &assoc_req->wep_keys[index]; - - if (key_length > 0) { - memset(pkey, 0, sizeof(struct enc_key)); - pkey->type = KEY_TYPE_ID_WEP; - - /* Standardize the key length */ - pkey->len = (key_length > KEY_LEN_WEP_40) ? - KEY_LEN_WEP_104 : KEY_LEN_WEP_40; - memcpy(pkey->key, key_material, key_length); - } - - if (set_tx_key) { - /* Ensure the chosen key is valid */ - if (!pkey->len) { - lbs_deb_wext("key not set, so cannot enable it\n"); - ret = -EINVAL; - goto out; - } - assoc_req->wep_tx_keyidx = index; - } - - assoc_req->secinfo.wep_enabled = 1; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int validate_key_index(u16 def_index, u16 raw_index, - u16 *out_index, u16 *is_default) -{ - if (!out_index || !is_default) - return -EINVAL; - - /* Verify index if present, otherwise use default TX key index */ - if (raw_index > 0) { - if (raw_index > 4) - return -EINVAL; - *out_index = raw_index - 1; - } else { - *out_index = def_index; - *is_default = 1; - } - return 0; -} - -static void disable_wep(struct assoc_request *assoc_req) -{ - int i; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* Set Open System auth mode */ - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - - /* Clear WEP keys and mark WEP as disabled */ - assoc_req->secinfo.wep_enabled = 0; - for (i = 0; i < 4; i++) - assoc_req->wep_keys[i].len = 0; - - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); - - lbs_deb_leave(LBS_DEB_WEXT); -} - -static void disable_wpa(struct assoc_request *assoc_req) -{ - lbs_deb_enter(LBS_DEB_WEXT); - - memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct enc_key)); - assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST; - set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); - - memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct enc_key)); - assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST; - set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); - - assoc_req->secinfo.WPAenabled = 0; - assoc_req->secinfo.WPA2enabled = 0; - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - - lbs_deb_leave(LBS_DEB_WEXT); -} - -/** - * @brief Set Encryption key - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_set_encode(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - struct assoc_request * assoc_req; - u16 is_default = 0, index = 0, set_tx_key = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - if (dwrq->flags & IW_ENCODE_DISABLED) { - disable_wep (assoc_req); - disable_wpa (assoc_req); - goto out; - } - - ret = validate_key_index(assoc_req->wep_tx_keyidx, - (dwrq->flags & IW_ENCODE_INDEX), - &index, &is_default); - if (ret) { - ret = -EINVAL; - goto out; - } - - /* If WEP isn't enabled, or if there is no key data but a valid - * index, set the TX key. - */ - if (!assoc_req->secinfo.wep_enabled || (dwrq->length == 0 && !is_default)) - set_tx_key = 1; - - ret = lbs_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key); - if (ret) - goto out; - - if (dwrq->length) - set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); - if (set_tx_key) - set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags); - - if (dwrq->flags & IW_ENCODE_RESTRICTED) { - priv->authtype_auto = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; - } else if (dwrq->flags & IW_ENCODE_OPEN) { - priv->authtype_auto = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - -out: - if (ret == 0) { - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - lbs_postpone_association_work(priv); - } else { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -/** - * @brief Get Extended Encryption key (WPA/802.1x and WEP) - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 on success, otherwise failure - */ -static int lbs_get_encodeext(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, - char *extra) -{ - int ret = -EINVAL; - struct lbs_private *priv = dev->ml_priv; - struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; - int index, max_key_len; - - lbs_deb_enter(LBS_DEB_WEXT); - - max_key_len = dwrq->length - sizeof(*ext); - if (max_key_len < 0) - goto out; - - index = dwrq->flags & IW_ENCODE_INDEX; - if (index) { - if (index < 1 || index > 4) - goto out; - index--; - } else { - index = priv->wep_tx_keyidx; - } - - if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) && - ext->alg != IW_ENCODE_ALG_WEP) { - if (index != 0 || priv->mode != IW_MODE_INFRA) - goto out; - } - - dwrq->flags = index + 1; - memset(ext, 0, sizeof(*ext)); - - if ( !priv->secinfo.wep_enabled - && !priv->secinfo.WPAenabled - && !priv->secinfo.WPA2enabled) { - ext->alg = IW_ENCODE_ALG_NONE; - ext->key_len = 0; - dwrq->flags |= IW_ENCODE_DISABLED; - } else { - u8 *key = NULL; - - if ( priv->secinfo.wep_enabled - && !priv->secinfo.WPAenabled - && !priv->secinfo.WPA2enabled) { - /* WEP */ - ext->alg = IW_ENCODE_ALG_WEP; - ext->key_len = priv->wep_keys[index].len; - key = &priv->wep_keys[index].key[0]; - } else if ( !priv->secinfo.wep_enabled - && (priv->secinfo.WPAenabled || - priv->secinfo.WPA2enabled)) { - /* WPA */ - struct enc_key * pkey = NULL; - - if ( priv->wpa_mcast_key.len - && (priv->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED)) - pkey = &priv->wpa_mcast_key; - else if ( priv->wpa_unicast_key.len - && (priv->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED)) - pkey = &priv->wpa_unicast_key; - - if (pkey) { - if (pkey->type == KEY_TYPE_ID_AES) { - ext->alg = IW_ENCODE_ALG_CCMP; - } else { - ext->alg = IW_ENCODE_ALG_TKIP; - } - ext->key_len = pkey->len; - key = &pkey->key[0]; - } else { - ext->alg = IW_ENCODE_ALG_TKIP; - ext->key_len = 0; - } - } else { - goto out; - } - - if (ext->key_len > max_key_len) { - ret = -E2BIG; - goto out; - } - - if (ext->key_len) - memcpy(ext->key, key, ext->key_len); - else - dwrq->flags |= IW_ENCODE_NOKEY; - dwrq->flags |= IW_ENCODE_ENABLED; - } - ret = 0; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -/** - * @brief Set Encryption key Extended (WPA/802.1x and WEP) - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_set_encodeext(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, - char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; - int alg = ext->alg; - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) { - disable_wep (assoc_req); - disable_wpa (assoc_req); - } else if (alg == IW_ENCODE_ALG_WEP) { - u16 is_default = 0, index, set_tx_key = 0; - - ret = validate_key_index(assoc_req->wep_tx_keyidx, - (dwrq->flags & IW_ENCODE_INDEX), - &index, &is_default); - if (ret) - goto out; - - /* If WEP isn't enabled, or if there is no key data but a valid - * index, or if the set-TX-key flag was passed, set the TX key. - */ - if ( !assoc_req->secinfo.wep_enabled - || (dwrq->length == 0 && !is_default) - || (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) - set_tx_key = 1; - - /* Copy key to driver */ - ret = lbs_set_wep_key(assoc_req, ext->key, ext->key_len, index, - set_tx_key); - if (ret) - goto out; - - if (dwrq->flags & IW_ENCODE_RESTRICTED) { - priv->authtype_auto = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; - } else if (dwrq->flags & IW_ENCODE_OPEN) { - priv->authtype_auto = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - - /* Mark the various WEP bits as modified */ - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - if (dwrq->length) - set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); - if (set_tx_key) - set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags); - } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) { - struct enc_key * pkey; - - /* validate key length */ - if (((alg == IW_ENCODE_ALG_TKIP) - && (ext->key_len != KEY_LEN_WPA_TKIP)) - || ((alg == IW_ENCODE_ALG_CCMP) - && (ext->key_len != KEY_LEN_WPA_AES))) { - lbs_deb_wext("invalid size %d for key of alg " - "type %d\n", - ext->key_len, - alg); - ret = -EINVAL; - goto out; - } - - if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { - pkey = &assoc_req->wpa_mcast_key; - set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); - } else { - pkey = &assoc_req->wpa_unicast_key; - set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); - } - - memset(pkey, 0, sizeof (struct enc_key)); - memcpy(pkey->key, ext->key, ext->key_len); - pkey->len = ext->key_len; - if (pkey->len) - pkey->flags |= KEY_INFO_WPA_ENABLED; - - /* Do this after zeroing key structure */ - if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { - pkey->flags |= KEY_INFO_WPA_MCAST; - } else { - pkey->flags |= KEY_INFO_WPA_UNICAST; - } - - if (alg == IW_ENCODE_ALG_TKIP) { - pkey->type = KEY_TYPE_ID_TKIP; - } else if (alg == IW_ENCODE_ALG_CCMP) { - pkey->type = KEY_TYPE_ID_AES; - } - - /* If WPA isn't enabled yet, do that now */ - if ( assoc_req->secinfo.WPAenabled == 0 - && assoc_req->secinfo.WPA2enabled == 0) { - assoc_req->secinfo.WPAenabled = 1; - assoc_req->secinfo.WPA2enabled = 1; - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - } - - /* Only disable wep if necessary: can't waste time here. */ - if (priv->mac_control & CMD_ACT_MAC_WEP_ENABLE) - disable_wep(assoc_req); - } - -out: - if (ret == 0) { - /* 802.1x and WPA rekeying must happen as quickly as possible, - * especially during the 4-way handshake; thus if in - * infrastructure mode, and either (a) 802.1x is enabled or - * (b) WPA is being used, set the key right away. - */ - if (assoc_req->mode == IW_MODE_INFRA && - ((assoc_req->secinfo.key_mgmt & IW_AUTH_KEY_MGMT_802_1X) || - (assoc_req->secinfo.key_mgmt & IW_AUTH_KEY_MGMT_PSK) || - assoc_req->secinfo.WPAenabled || - assoc_req->secinfo.WPA2enabled)) { - lbs_do_association_work(priv); - } else - lbs_postpone_association_work(priv); - } else { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -static int lbs_set_genie(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, - char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - if (dwrq->length > MAX_WPA_IE_LEN || - (dwrq->length && extra == NULL)) { - ret = -EINVAL; - goto out; - } - - if (dwrq->length) { - memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length); - assoc_req->wpa_ie_len = dwrq->length; - } else { - memset(&assoc_req->wpa_ie[0], 0, sizeof(priv->wpa_ie)); - assoc_req->wpa_ie_len = 0; - } - -out: - if (ret == 0) { - set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags); - lbs_postpone_association_work(priv); - } else { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_genie(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, - char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (priv->wpa_ie_len == 0) { - dwrq->length = 0; - goto out; - } - - if (dwrq->length < priv->wpa_ie_len) { - ret = -E2BIG; - goto out; - } - - dwrq->length = priv->wpa_ie_len; - memcpy(extra, &priv->wpa_ie[0], priv->wpa_ie_len); - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -static int lbs_set_auth(struct net_device *dev, - struct iw_request_info *info, - struct iw_param *dwrq, - char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - struct assoc_request * assoc_req; - int ret = 0; - int updated = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - switch (dwrq->flags & IW_AUTH_INDEX) { - case IW_AUTH_PRIVACY_INVOKED: - case IW_AUTH_RX_UNENCRYPTED_EAPOL: - case IW_AUTH_TKIP_COUNTERMEASURES: - case IW_AUTH_CIPHER_PAIRWISE: - case IW_AUTH_CIPHER_GROUP: - case IW_AUTH_DROP_UNENCRYPTED: - /* - * libertas does not use these parameters - */ - break; - - case IW_AUTH_KEY_MGMT: - assoc_req->secinfo.key_mgmt = dwrq->value; - updated = 1; - break; - - case IW_AUTH_WPA_VERSION: - if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) { - assoc_req->secinfo.WPAenabled = 0; - assoc_req->secinfo.WPA2enabled = 0; - disable_wpa (assoc_req); - } - if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) { - assoc_req->secinfo.WPAenabled = 1; - assoc_req->secinfo.wep_enabled = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) { - assoc_req->secinfo.WPA2enabled = 1; - assoc_req->secinfo.wep_enabled = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - updated = 1; - break; - - case IW_AUTH_80211_AUTH_ALG: - if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) { - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; - } else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) { - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } else if (dwrq->value & IW_AUTH_ALG_LEAP) { - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_LEAP; - } else { - ret = -EINVAL; - } - updated = 1; - break; - - case IW_AUTH_WPA_ENABLED: - if (dwrq->value) { - if (!assoc_req->secinfo.WPAenabled && - !assoc_req->secinfo.WPA2enabled) { - assoc_req->secinfo.WPAenabled = 1; - assoc_req->secinfo.WPA2enabled = 1; - assoc_req->secinfo.wep_enabled = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - } else { - assoc_req->secinfo.WPAenabled = 0; - assoc_req->secinfo.WPA2enabled = 0; - disable_wpa (assoc_req); - } - updated = 1; - break; - - default: - ret = -EOPNOTSUPP; - break; - } - -out: - if (ret == 0) { - if (updated) - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - lbs_postpone_association_work(priv); - } else if (ret != -EOPNOTSUPP) { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_auth(struct net_device *dev, - struct iw_request_info *info, - struct iw_param *dwrq, - char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - switch (dwrq->flags & IW_AUTH_INDEX) { - case IW_AUTH_KEY_MGMT: - dwrq->value = priv->secinfo.key_mgmt; - break; - - case IW_AUTH_WPA_VERSION: - dwrq->value = 0; - if (priv->secinfo.WPAenabled) - dwrq->value |= IW_AUTH_WPA_VERSION_WPA; - if (priv->secinfo.WPA2enabled) - dwrq->value |= IW_AUTH_WPA_VERSION_WPA2; - if (!dwrq->value) - dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED; - break; - - case IW_AUTH_80211_AUTH_ALG: - dwrq->value = priv->secinfo.auth_mode; - break; - - case IW_AUTH_WPA_ENABLED: - if (priv->secinfo.WPAenabled && priv->secinfo.WPA2enabled) - dwrq->value = 1; - break; - - default: - ret = -EOPNOTSUPP; - } - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -static int lbs_set_txpow(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - s16 dbm = (s16) vwrq->value; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (vwrq->disabled) { - lbs_set_radio(priv, RADIO_PREAMBLE_AUTO, 0); - goto out; - } - - if (vwrq->fixed == 0) { - /* User requests automatic tx power control, however there are - * many auto tx settings. For now use firmware defaults until - * we come up with a good way to expose these to the user. */ - if (priv->fwrelease < 0x09000000) { - ret = lbs_set_power_adapt_cfg(priv, 1, - POW_ADAPT_DEFAULT_P0, - POW_ADAPT_DEFAULT_P1, - POW_ADAPT_DEFAULT_P2); - if (ret) - goto out; - } - ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, - TPC_DEFAULT_P2, 1); - if (ret) - goto out; - dbm = priv->txpower_max; - } else { - /* Userspace check in iwrange if it should use dBm or mW, - * therefore this should never happen... Jean II */ - if ((vwrq->flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) { - ret = -EOPNOTSUPP; - goto out; - } - - /* Validate requested power level against firmware allowed - * levels */ - if (priv->txpower_min && (dbm < priv->txpower_min)) { - ret = -EINVAL; - goto out; - } - - if (priv->txpower_max && (dbm > priv->txpower_max)) { - ret = -EINVAL; - goto out; - } - if (priv->fwrelease < 0x09000000) { - ret = lbs_set_power_adapt_cfg(priv, 0, - POW_ADAPT_DEFAULT_P0, - POW_ADAPT_DEFAULT_P1, - POW_ADAPT_DEFAULT_P2); - if (ret) - goto out; - } - ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, - TPC_DEFAULT_P2, 1); - if (ret) - goto out; - } - - /* If the radio was off, turn it on */ - if (!priv->radio_on) { - ret = lbs_set_radio(priv, RADIO_PREAMBLE_AUTO, 1); - if (ret) - goto out; - } - - lbs_deb_wext("txpower set %d dBm\n", dbm); - - ret = lbs_set_tx_power(priv, dbm); - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_essid(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* - * Note : if dwrq->flags != 0, we should get the relevant SSID from - * the SSID list... - */ - - /* - * Get the current SSID - */ - if (priv->connect_status == LBS_CONNECTED) { - memcpy(extra, priv->curbssparams.ssid, - priv->curbssparams.ssid_len); - } else { - memset(extra, 0, 32); - } - /* - * If none, we may want to get the one that was set - */ - - dwrq->length = priv->curbssparams.ssid_len; - - dwrq->flags = 1; /* active */ - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_set_essid(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u8 ssid[IEEE80211_MAX_SSID_LEN]; - u8 ssid_len = 0; - struct assoc_request * assoc_req; - int in_ssid_len = dwrq->length; - DECLARE_SSID_BUF(ssid_buf); - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) { - ret = -EINVAL; - goto out; - } - - /* Check the size of the string */ - if (in_ssid_len > IEEE80211_MAX_SSID_LEN) { - ret = -E2BIG; - goto out; - } - - memset(&ssid, 0, sizeof(ssid)); - - if (!dwrq->flags || !in_ssid_len) { - /* "any" SSID requested; leave SSID blank */ - } else { - /* Specific SSID requested */ - memcpy(&ssid, extra, in_ssid_len); - ssid_len = in_ssid_len; - } - - if (!ssid_len) { - lbs_deb_wext("requested any SSID\n"); - } else { - lbs_deb_wext("requested SSID '%s'\n", - print_ssid(ssid_buf, ssid, ssid_len)); - } - -out: - mutex_lock(&priv->lock); - if (ret == 0) { - /* Get or create the current association request */ - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - } else { - /* Copy the SSID to the association request */ - memcpy(&assoc_req->ssid, &ssid, IEEE80211_MAX_SSID_LEN); - assoc_req->ssid_len = ssid_len; - set_bit(ASSOC_FLAG_SSID, &assoc_req->flags); - lbs_postpone_association_work(priv); - } - } - - /* Cancel the association request if there was an error */ - if (ret != 0) { - lbs_cancel_association_work(priv); - } - - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -#ifdef CONFIG_LIBERTAS_MESH -static int lbs_mesh_get_essid(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - memcpy(extra, priv->mesh_ssid, priv->mesh_ssid_len); - - dwrq->length = priv->mesh_ssid_len; - - dwrq->flags = 1; /* active */ - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_mesh_set_essid(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) { - ret = -EINVAL; - goto out; - } - - /* Check the size of the string */ - if (dwrq->length > IEEE80211_MAX_SSID_LEN) { - ret = -E2BIG; - goto out; - } - - if (!dwrq->flags || !dwrq->length) { - ret = -EINVAL; - goto out; - } else { - /* Specific SSID requested */ - memcpy(priv->mesh_ssid, extra, dwrq->length); - priv->mesh_ssid_len = dwrq->length; - } - - lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, - priv->channel); - out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} -#endif - -/** - * @brief Connect to the AP or Ad-hoc Network with specific bssid - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param awrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_set_wap(struct net_device *dev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - struct assoc_request * assoc_req; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) - return -EINVAL; - - if (awrq->sa_family != ARPHRD_ETHER) - return -EINVAL; - - lbs_deb_wext("ASSOC: WAP: sa_data %pM\n", awrq->sa_data); - - mutex_lock(&priv->lock); - - /* Get or create the current association request */ - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - lbs_cancel_association_work(priv); - ret = -ENOMEM; - } else { - /* Copy the BSSID to the association request */ - memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN); - set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags); - lbs_postpone_association_work(priv); - } - - mutex_unlock(&priv->lock); - - return ret; -} - -/* - * iwconfig settable callbacks - */ -static const iw_handler lbs_handler[] = { - (iw_handler) NULL, /* SIOCSIWCOMMIT */ - (iw_handler) lbs_get_name, /* SIOCGIWNAME */ - (iw_handler) NULL, /* SIOCSIWNWID */ - (iw_handler) NULL, /* SIOCGIWNWID */ - (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */ - (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */ - (iw_handler) lbs_set_mode, /* SIOCSIWMODE */ - (iw_handler) lbs_get_mode, /* SIOCGIWMODE */ - (iw_handler) NULL, /* SIOCSIWSENS */ - (iw_handler) NULL, /* SIOCGIWSENS */ - (iw_handler) NULL, /* SIOCSIWRANGE */ - (iw_handler) lbs_get_range, /* SIOCGIWRANGE */ - (iw_handler) NULL, /* SIOCSIWPRIV */ - (iw_handler) NULL, /* SIOCGIWPRIV */ - (iw_handler) NULL, /* SIOCSIWSTATS */ - (iw_handler) NULL, /* SIOCGIWSTATS */ - iw_handler_set_spy, /* SIOCSIWSPY */ - iw_handler_get_spy, /* SIOCGIWSPY */ - iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ - iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ - (iw_handler) lbs_set_wap, /* SIOCSIWAP */ - (iw_handler) lbs_get_wap, /* SIOCGIWAP */ - (iw_handler) NULL, /* SIOCSIWMLME */ - (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */ - (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */ - (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */ - (iw_handler) lbs_set_essid, /* SIOCSIWESSID */ - (iw_handler) lbs_get_essid, /* SIOCGIWESSID */ - (iw_handler) lbs_set_nick, /* SIOCSIWNICKN */ - (iw_handler) lbs_get_nick, /* SIOCGIWNICKN */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) lbs_set_rate, /* SIOCSIWRATE */ - (iw_handler) lbs_get_rate, /* SIOCGIWRATE */ - (iw_handler) lbs_set_rts, /* SIOCSIWRTS */ - (iw_handler) lbs_get_rts, /* SIOCGIWRTS */ - (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */ - (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */ - (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */ - (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */ - (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */ - (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */ - (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */ - (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */ - (iw_handler) lbs_set_power, /* SIOCSIWPOWER */ - (iw_handler) lbs_get_power, /* SIOCGIWPOWER */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */ - (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */ - (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */ - (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */ - (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */ - (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */ - (iw_handler) NULL, /* SIOCSIWPMKSA */ -}; -struct iw_handler_def lbs_handler_def = { - .num_standard = ARRAY_SIZE(lbs_handler), - .standard = (iw_handler *) lbs_handler, - .get_wireless_stats = lbs_get_wireless_stats, -}; - -#ifdef CONFIG_LIBERTAS_MESH -static const iw_handler mesh_wlan_handler[] = { - (iw_handler) NULL, /* SIOCSIWCOMMIT */ - (iw_handler) lbs_get_name, /* SIOCGIWNAME */ - (iw_handler) NULL, /* SIOCSIWNWID */ - (iw_handler) NULL, /* SIOCGIWNWID */ - (iw_handler) lbs_mesh_set_freq, /* SIOCSIWFREQ */ - (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */ - (iw_handler) NULL, /* SIOCSIWMODE */ - (iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */ - (iw_handler) NULL, /* SIOCSIWSENS */ - (iw_handler) NULL, /* SIOCGIWSENS */ - (iw_handler) NULL, /* SIOCSIWRANGE */ - (iw_handler) lbs_get_range, /* SIOCGIWRANGE */ - (iw_handler) NULL, /* SIOCSIWPRIV */ - (iw_handler) NULL, /* SIOCGIWPRIV */ - (iw_handler) NULL, /* SIOCSIWSTATS */ - (iw_handler) NULL, /* SIOCGIWSTATS */ - iw_handler_set_spy, /* SIOCSIWSPY */ - iw_handler_get_spy, /* SIOCGIWSPY */ - iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ - iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ - (iw_handler) NULL, /* SIOCSIWAP */ - (iw_handler) NULL, /* SIOCGIWAP */ - (iw_handler) NULL, /* SIOCSIWMLME */ - (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */ - (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */ - (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */ - (iw_handler) lbs_mesh_set_essid,/* SIOCSIWESSID */ - (iw_handler) lbs_mesh_get_essid,/* SIOCGIWESSID */ - (iw_handler) NULL, /* SIOCSIWNICKN */ - (iw_handler) mesh_get_nick, /* SIOCGIWNICKN */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) lbs_set_rate, /* SIOCSIWRATE */ - (iw_handler) lbs_get_rate, /* SIOCGIWRATE */ - (iw_handler) lbs_set_rts, /* SIOCSIWRTS */ - (iw_handler) lbs_get_rts, /* SIOCGIWRTS */ - (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */ - (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */ - (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */ - (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */ - (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */ - (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */ - (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */ - (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */ - (iw_handler) lbs_set_power, /* SIOCSIWPOWER */ - (iw_handler) lbs_get_power, /* SIOCGIWPOWER */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */ - (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */ - (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */ - (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */ - (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */ - (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */ - (iw_handler) NULL, /* SIOCSIWPMKSA */ -}; - -struct iw_handler_def mesh_handler_def = { - .num_standard = ARRAY_SIZE(mesh_wlan_handler), - .standard = (iw_handler *) mesh_wlan_handler, - .get_wireless_stats = lbs_get_wireless_stats, -}; -#endif diff --git a/drivers/net/wireless/libertas/wext.h b/drivers/net/wireless/libertas/wext.h deleted file mode 100644 index f3f19fe8c6c6..000000000000 --- a/drivers/net/wireless/libertas/wext.h +++ /dev/null @@ -1,17 +0,0 @@ -/** - * This file contains definition for IOCTL call. - */ -#ifndef _LBS_WEXT_H_ -#define _LBS_WEXT_H_ - -void lbs_send_disconnect_notification(struct lbs_private *priv); -void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event); - -struct chan_freq_power *lbs_find_cfp_by_band_and_channel( - struct lbs_private *priv, - u8 band, - u16 channel); - -extern struct iw_handler_def lbs_handler_def; - -#endif |