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authorDavid S. Miller <davem@davemloft.net>2009-06-07 04:24:21 -0700
committerDavid S. Miller <davem@davemloft.net>2009-06-07 04:24:21 -0700
commitb1bc81a0ef86b86fa410dd303d84c8c7bd09a64d (patch)
treea0d2e6dd179e5d057776edd0ed865bc744dfa54d /drivers/net/wireless/libertas/assoc.c
parenta93958ac980f0ce594ad90657ecbc595ff157a40 (diff)
parent0c0c9e7076b69f93678e4ec711e2bf237398e623 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'drivers/net/wireless/libertas/assoc.c')
-rw-r--r--drivers/net/wireless/libertas/assoc.c758
1 files changed, 393 insertions, 365 deletions
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index a0e440cd896..b9b37411903 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -12,15 +12,14 @@
#include "scan.h"
#include "cmd.h"
-static int lbs_adhoc_post(struct lbs_private *priv, struct cmd_header *resp);
-
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 certain bits masked out of the beacon-derviced capability
- * field when associating/joining to BSSs.
+/* 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))
@@ -102,6 +101,295 @@ static void lbs_set_basic_rate_flags(u8 *rates, size_t len)
}
+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;
+ DECLARE_MAC_BUF(mac);
+
+ 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 %s, auth 0x%x\n",
+ print_mac(mac, 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;
+}
+
+
+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 = -1;
+ 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, IW_ESSID_MAX_SIZE);
+ 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);
+ memcpy(&rates->rates, &bss->rates, MAX_RATES);
+ tmplen = MAX_RATES;
+ 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) {
+ DECLARE_MAC_BUF(mac);
+
+ 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 %s, auth 0x%x\n",
+ print_mac(mac, 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->curbssparams.channel = bss->phy.ds.channel;
+
+ if (lbs_parse_dnld_countryinfo_11d(priv, bss)) {
+ ret = -1;
+ goto done;
+ }
+
+ 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
*
@@ -110,7 +398,7 @@ static void lbs_set_basic_rate_flags(u8 *rates, size_t len)
*
* @return 0-success, otherwise fail
*/
-static int lbs_associate(struct lbs_private *priv,
+static int lbs_try_associate(struct lbs_private *priv,
struct assoc_request *assoc_req)
{
int ret;
@@ -118,11 +406,15 @@ static int lbs_associate(struct lbs_private *priv,
lbs_deb_enter(LBS_DEB_ASSOC);
- ret = lbs_prepare_and_send_command(priv, CMD_802_11_AUTHENTICATE,
- 0, CMD_OPTION_WAITFORRSP,
- 0, assoc_req->bss.bssid);
- if (ret)
- goto out;
+ /* 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 ((priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) &&
@@ -133,14 +425,78 @@ static int lbs_associate(struct lbs_private *priv,
if (ret)
goto out;
- ret = lbs_prepare_and_send_command(priv, CMD_802_11_ASSOCIATE,
- 0, CMD_OPTION_WAITFORRSP, 0, assoc_req);
+ ret = lbs_associate(priv, assoc_req, CMD_802_11_ASSOCIATE);
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, IW_ESSID_MAX_SIZE);
+ 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->curbssparams.channel);
+
+done:
+ lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
+ return ret;
+}
+
/**
* @brief Join an adhoc network found in a previous scan
*
@@ -219,11 +575,10 @@ static int lbs_adhoc_join(struct lbs_private *priv,
memcpy(&cmd.bss.bssid, &bss->bssid, ETH_ALEN);
memcpy(&cmd.bss.ssid, &bss->ssid, bss->ssid_len);
- memcpy(&cmd.bss.phyparamset, &bss->phyparamset,
- sizeof(union ieeetypes_phyparamset));
+ memcpy(&cmd.bss.ds, &bss->phy.ds, sizeof(struct ieee_ie_ds_param_set));
- memcpy(&cmd.bss.ssparamset, &bss->ssparamset,
- sizeof(union IEEEtypes_ssparamset));
+ 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",
@@ -260,7 +615,7 @@ static int lbs_adhoc_join(struct lbs_private *priv,
*/
lbs_set_basic_rate_flags(cmd.bss.rates, ratesize);
- cmd.bss.ssparamset.ibssparamset.atimwindow = cpu_to_le16(bss->atimwindow);
+ cmd.bss.ibss.atimwindow = bss->atimwindow;
if (assoc_req->secinfo.wep_enabled) {
u16 tmp = le16_to_cpu(cmd.bss.capability);
@@ -287,8 +642,10 @@ static int lbs_adhoc_join(struct lbs_private *priv,
}
ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_JOIN, &cmd);
- if (ret == 0)
- ret = lbs_adhoc_post(priv, (struct cmd_header *) &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);
@@ -343,22 +700,24 @@ static int lbs_adhoc_start(struct lbs_private *priv,
WARN_ON(!assoc_req->channel);
/* set Physical parameter set */
- cmd.phyparamset.dsparamset.elementid = WLAN_EID_DS_PARAMS;
- cmd.phyparamset.dsparamset.len = 1;
- cmd.phyparamset.dsparamset.currentchan = assoc_req->channel;
+ cmd.ds.header.id = WLAN_EID_DS_PARAMS;
+ cmd.ds.header.len = 1;
+ cmd.ds.channel = assoc_req->channel;
/* set IBSS parameter set */
- cmd.ssparamset.ibssparamset.elementid = WLAN_EID_IBSS_PARAMS;
- cmd.ssparamset.ibssparamset.len = 2;
- cmd.ssparamset.ibssparamset.atimwindow = 0;
+ 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) {
- lbs_deb_join("ADHOC_START: WEP enabled, setting privacy on\n");
+ 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, setting privacy off\n");
+ lbs_deb_join("ADHOC_START: WEP disabled, privacy off\n");
cmd.capability = cpu_to_le16(tmpcap);
@@ -395,7 +754,8 @@ static int lbs_adhoc_start(struct lbs_private *priv,
ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_START, &cmd);
if (ret == 0)
- ret = lbs_adhoc_post(priv, (struct cmd_header *) &cmd);
+ 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);
@@ -720,7 +1080,7 @@ static int assoc_helper_essid(struct lbs_private *priv,
assoc_req->ssid_len, NULL, IW_MODE_INFRA, channel);
if (bss != NULL) {
memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor));
- ret = lbs_associate(priv, assoc_req);
+ ret = lbs_try_associate(priv, assoc_req);
} else {
lbs_deb_assoc("SSID not found; cannot associate\n");
}
@@ -772,8 +1132,9 @@ static int assoc_helper_bssid(struct lbs_private *priv,
memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor));
if (assoc_req->mode == IW_MODE_INFRA) {
- ret = lbs_associate(priv, assoc_req);
- lbs_deb_assoc("ASSOC: lbs_associate(bssid) returned %d\n", ret);
+ 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);
}
@@ -1467,57 +1828,6 @@ struct assoc_request *lbs_get_association_request(struct lbs_private *priv)
/**
- * @brief This function prepares command of authenticate.
- *
- * @param priv A pointer to struct lbs_private structure
- * @param cmd A pointer to cmd_ds_command structure
- * @param pdata_buf Void cast of pointer to a BSSID to authenticate with
- *
- * @return 0 or -1
- */
-int lbs_cmd_80211_authenticate(struct lbs_private *priv,
- struct cmd_ds_command *cmd,
- void *pdata_buf)
-{
- struct cmd_ds_802_11_authenticate *pauthenticate = &cmd->params.auth;
- int ret = -1;
- u8 *bssid = pdata_buf;
-
- lbs_deb_enter(LBS_DEB_JOIN);
-
- cmd->command = cpu_to_le16(CMD_802_11_AUTHENTICATE);
- cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_authenticate)
- + S_DS_GEN);
-
- /* translate auth mode to 802.11 defined wire value */
- switch (priv->secinfo.auth_mode) {
- case IW_AUTH_ALG_OPEN_SYSTEM:
- pauthenticate->authtype = 0x00;
- break;
- case IW_AUTH_ALG_SHARED_KEY:
- pauthenticate->authtype = 0x01;
- break;
- case IW_AUTH_ALG_LEAP:
- pauthenticate->authtype = 0x80;
- break;
- default:
- lbs_deb_join("AUTH_CMD: invalid auth alg 0x%X\n",
- priv->secinfo.auth_mode);
- goto out;
- }
-
- memcpy(pauthenticate->macaddr, bssid, ETH_ALEN);
-
- lbs_deb_join("AUTH_CMD: BSSID %pM, auth 0x%x\n",
- bssid, pauthenticate->authtype);
- ret = 0;
-
-out:
- lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
- return ret;
-}
-
-/**
* @brief Deauthenticate from a specific BSS
*
* @param priv A pointer to struct lbs_private structure
@@ -1550,285 +1860,3 @@ int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, u8 bssid[ETH_ALEN],
return ret;
}
-int lbs_cmd_80211_associate(struct lbs_private *priv,
- struct cmd_ds_command *cmd, void *pdata_buf)
-{
- struct cmd_ds_802_11_associate *passo = &cmd->params.associate;
- int ret = 0;
- struct assoc_request *assoc_req = pdata_buf;
- struct bss_descriptor *bss = &assoc_req->bss;
- u8 *pos;
- u16 tmpcap, tmplen;
- struct mrvlietypes_ssidparamset *ssid;
- struct mrvlietypes_phyparamset *phy;
- struct mrvlietypes_ssparamset *ss;
- struct mrvlietypes_ratesparamset *rates;
- struct mrvlietypes_rsnparamset *rsn;
-
- lbs_deb_enter(LBS_DEB_ASSOC);
-
- pos = (u8 *) passo;
-
- if (!priv) {
- ret = -1;
- goto done;
- }
-
- cmd->command = cpu_to_le16(CMD_802_11_ASSOCIATE);
-
- memcpy(passo->peerstaaddr, bss->bssid, sizeof(passo->peerstaaddr));
- pos += sizeof(passo->peerstaaddr);
-
- /* set the listen interval */
- passo->listeninterval = cpu_to_le16(MRVDRV_DEFAULT_LISTEN_INTERVAL);
-
- pos += sizeof(passo->capability);
- pos += sizeof(passo->listeninterval);
- pos += sizeof(passo->bcnperiod);
- pos += sizeof(passo->dtimperiod);
-
- ssid = (struct mrvlietypes_ssidparamset *) 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;
-
- phy = (struct mrvlietypes_phyparamset *) pos;
- phy->header.type = cpu_to_le16(TLV_TYPE_PHY_DS);
- tmplen = sizeof(phy->fh_ds.dsparamset);
- phy->header.len = cpu_to_le16(tmplen);
- memcpy(&phy->fh_ds.dsparamset,
- &bss->phyparamset.dsparamset.currentchan,
- tmplen);
- pos += sizeof(phy->header) + tmplen;
-
- ss = (struct mrvlietypes_ssparamset *) pos;
- ss->header.type = cpu_to_le16(TLV_TYPE_CF);
- tmplen = sizeof(ss->cf_ibss.cfparamset);
- ss->header.len = cpu_to_le16(tmplen);
- pos += sizeof(ss->header) + tmplen;
-
- rates = (struct mrvlietypes_ratesparamset *) pos;
- rates->header.type = cpu_to_le16(TLV_TYPE_RATES);
- memcpy(&rates->rates, &bss->rates, MAX_RATES);
- tmplen = MAX_RATES;
- 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);
-
- if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) {
- rsn = (struct mrvlietypes_rsnparamset *) 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: RSN IE", (u8 *) rsn,
- sizeof(rsn->header) + tmplen);
- pos += sizeof(rsn->header) + tmplen;
- }
-
- /* update curbssparams */
- priv->curbssparams.channel = bss->phyparamset.dsparamset.currentchan;
-
- if (lbs_parse_dnld_countryinfo_11d(priv, bss)) {
- ret = -1;
- goto done;
- }
-
- cmd->size = cpu_to_le16((u16) (pos - (u8 *) passo) + S_DS_GEN);
-
- /* set the capability info */
- tmpcap = (bss->capability & CAPINFO_MASK);
- if (bss->mode == IW_MODE_INFRA)
- tmpcap |= WLAN_CAPABILITY_ESS;
- passo->capability = cpu_to_le16(tmpcap);
- lbs_deb_assoc("ASSOC_CMD: capability 0x%04x\n", tmpcap);
-
-done:
- lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret);
- return ret;
-}
-
-int lbs_ret_80211_associate(struct lbs_private *priv,
- struct cmd_ds_command *resp)
-{
- int ret = 0;
- union iwreq_data wrqu;
- struct ieeetypes_assocrsp *passocrsp;
- 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;
-
- passocrsp = (struct ieeetypes_assocrsp *) &resp->params;
-
- /*
- * Older FW versions map the IEEE 802.11 Status Code in the association
- * response to the following values returned in passocrsp->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(passocrsp->statuscode);
- 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;
- }
-
- if (status_code) {
- lbs_mac_event_disconnected(priv);
- ret = -1;
- goto done;
- }
-
- lbs_deb_hex(LBS_DEB_ASSOC, "ASSOC_RESP", (void *)&resp->params,
- le16_to_cpu(resp->size) - S_DS_GEN);
-
- /* 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, IW_ESSID_MAX_SIZE);
- 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;
-}
-
-static int lbs_adhoc_post(struct lbs_private *priv, struct cmd_header *resp)
-{
- int ret = 0;
- u16 command = le16_to_cpu(resp->command);
- u16 result = le16_to_cpu(resp->result);
- struct cmd_ds_802_11_ad_hoc_result *adhoc_resp;
- union iwreq_data wrqu;
- struct bss_descriptor *bss;
- DECLARE_SSID_BUF(ssid);
-
- lbs_deb_enter(LBS_DEB_JOIN);
-
- adhoc_resp = (struct cmd_ds_802_11_ad_hoc_result *) resp;
-
- 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, adhoc_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, IW_ESSID_MAX_SIZE);
- 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->curbssparams.channel);
-
-done:
- lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
- return ret;
-}
-