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Commit 0765af44 authored by Holger Schurig's avatar Holger Schurig Committed by David S. Miller
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libertas: clean up association debug messages 

This makes the debug output of all association stuff clearer by:

* adding some lbs_deb_enter()/lbs_deb_leave() calls
* printing the return level in one place
* lower-casing some string
Signed-off-by: default avatarHolger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 10078321
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Showing with 64 additions and 72 deletions
drivers/net/wireless/libertas/assoc.c
View file @ 0765af44
......@@ -14,29 +14,6 @@
static const u8 bssid_any[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
static const u8 bssid_off[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
static void print_assoc_req(const char * extra, struct assoc_request * assoc_req)
{
DECLARE_MAC_BUF(mac);
lbs_deb_assoc(
"#### Association Request: %s\n"
" flags: 0x%08lX\n"
" SSID: '%s'\n"
" channel: %d\n"
" band: %d\n"
" mode: %d\n"
" BSSID: %s\n"
" Encryption:%s%s%s\n"
" auth: %d\n",
extra, assoc_req->flags,
escape_essid(assoc_req->ssid, assoc_req->ssid_len),
assoc_req->channel, assoc_req->band, assoc_req->mode,
print_mac(mac, assoc_req->bssid),
assoc_req->secinfo.WPAenabled ? " WPA" : "",
assoc_req->secinfo.WPA2enabled ? " WPA2" : "",
assoc_req->secinfo.wep_enabled ? " WEP" : "",
assoc_req->secinfo.auth_mode);
}
static int assoc_helper_essid(lbs_private *priv,
struct assoc_request * assoc_req)
......@@ -55,7 +32,7 @@ static int assoc_helper_essid(lbs_private *priv,
if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags))
channel = assoc_req->channel;
lbs_deb_assoc("New SSID requested: '%s'\n",
lbs_deb_assoc("SSID '%s' requested\n",
escape_essid(assoc_req->ssid, assoc_req->ssid_len));
if (assoc_req->mode == IW_MODE_INFRA) {
lbs_send_specific_ssid_scan(priv, assoc_req->ssid,
......@@ -64,7 +41,6 @@ static int assoc_helper_essid(lbs_private *priv,
bss = lbs_find_ssid_in_list(adapter, assoc_req->ssid,
assoc_req->ssid_len, NULL, IW_MODE_INFRA, channel);
if (bss != NULL) {
lbs_deb_assoc("SSID found in scan list, associating\n");
memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor));
ret = lbs_associate(priv, assoc_req);
} else {
......@@ -138,6 +114,8 @@ static int assoc_helper_associate(lbs_private *priv,
{
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)) {
......@@ -145,19 +123,14 @@ static int assoc_helper_associate(lbs_private *priv,
&& compare_ether_addr(bssid_off, assoc_req->bssid)) {
ret = assoc_helper_bssid(priv, assoc_req);
done = 1;
if (ret) {
lbs_deb_assoc("ASSOC: bssid: ret = %d\n", ret);
}
}
}
if (!done && test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) {
ret = assoc_helper_essid(priv, assoc_req);
if (ret) {
lbs_deb_assoc("ASSOC: bssid: ret = %d\n", ret);
}
}
lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret);
return ret;
}
......@@ -194,18 +167,24 @@ static int assoc_helper_mode(lbs_private *priv,
static int update_channel(lbs_private * priv)
{
int ret;
/* the channel in f/w could be out of sync, get the current channel */
return lbs_prepare_and_send_command(priv, CMD_802_11_RF_CHANNEL,
lbs_deb_enter(LBS_DEB_ASSOC);
ret = lbs_prepare_and_send_command(priv, CMD_802_11_RF_CHANNEL,
CMD_OPT_802_11_RF_CHANNEL_GET,
CMD_OPTION_WAITFORRSP, 0, NULL);
lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret);
return ret;
}
void lbs_sync_channel(struct work_struct *work)
{
lbs_private *priv = container_of(work, lbs_private, sync_channel);
lbs_deb_enter(LBS_DEB_ASSOC);
if (update_channel(priv) != 0)
lbs_pr_info("Channel synchronization failed.");
lbs_deb_leave(LBS_DEB_ASSOC);
}
static int assoc_helper_channel(lbs_private *priv,
......@@ -437,40 +416,51 @@ static int assoc_helper_wpa_ie(lbs_private *priv,
static int should_deauth_infrastructure(lbs_adapter *adapter,
struct assoc_request * assoc_req)
{
int ret = 0;
lbs_deb_enter(LBS_DEB_ASSOC);
if (adapter->connect_status != LBS_CONNECTED)
return 0;
if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) {
lbs_deb_assoc("Deauthenticating due to new SSID in "
" configuration request.\n");
return 1;
lbs_deb_assoc("Deauthenticating due to new SSID\n");
ret = 1;
goto out;
}
if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) {
if (adapter->secinfo.auth_mode != assoc_req->secinfo.auth_mode) {
lbs_deb_assoc("Deauthenticating due to updated security "
"info in configuration request.\n");
return 1;
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 in "
" configuration request.\n");
return 1;
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");
return 1;
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)
return 1;
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 0;
}
......@@ -478,6 +468,8 @@ static int should_deauth_infrastructure(lbs_adapter *adapter,
static int should_stop_adhoc(lbs_adapter *adapter,
struct assoc_request * assoc_req)
{
lbs_deb_enter(LBS_DEB_ASSOC);
if (adapter->connect_status != LBS_CONNECTED)
return 0;
......@@ -497,6 +489,7 @@ static int should_stop_adhoc(lbs_adapter *adapter,
return 1;
}
lbs_deb_leave(LBS_DEB_ASSOC);
return 0;
}
......@@ -521,7 +514,24 @@ void lbs_association_worker(struct work_struct *work)
if (!assoc_req)
goto done;
print_assoc_req(__func__, assoc_req);
lbs_deb_assoc(
"Association Request:\n"
" flags: 0x%08lx\n"
" SSID: '%s'\n"
" chann: %d\n"
" band: %d\n"
" mode: %d\n"
" BSSID: %s\n"
" secinfo: %s%s%s\n"
" auth_mode: %d\n",
assoc_req->flags,
escape_essid(assoc_req->ssid, assoc_req->ssid_len),
assoc_req->channel, assoc_req->band, assoc_req->mode,
print_mac(mac, 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)
......@@ -581,58 +591,40 @@ void lbs_association_worker(struct work_struct *work)
/* 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) {
lbs_deb_assoc("ASSOC(:%d) mode: ret = %d\n",
__LINE__, ret);
if (ret)
goto out;
}
}
if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) {
ret = assoc_helper_channel(priv, assoc_req);
if (ret) {
lbs_deb_assoc("ASSOC(:%d) channel: ret = %d\n",
__LINE__, ret);
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) {
lbs_deb_assoc("ASSOC(:%d) wep_keys: ret = %d\n",
__LINE__, ret);
if (ret)
goto out;
}
}
if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) {
ret = assoc_helper_secinfo(priv, assoc_req);
if (ret) {
lbs_deb_assoc("ASSOC(:%d) secinfo: ret = %d\n",
__LINE__, ret);
if (ret)
goto out;
}
}
if (test_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags)) {
ret = assoc_helper_wpa_ie(priv, assoc_req);
if (ret) {
lbs_deb_assoc("ASSOC(:%d) wpa_ie: ret = %d\n",
__LINE__, ret);
if (ret)
goto out;
}
}
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) {
lbs_deb_assoc("ASSOC(:%d) wpa_keys: ret = %d\n",
__LINE__, ret);
if (ret)
goto out;
}
}
/* SSID/BSSID should be the _last_ config option set, because they
......@@ -696,6 +688,7 @@ struct assoc_request *lbs_get_association_request(lbs_adapter *adapter)
{
struct assoc_request * assoc_req;
lbs_deb_enter(LBS_DEB_ASSOC);
if (!adapter->pending_assoc_req) {
adapter->pending_assoc_req = kzalloc(sizeof(struct assoc_request),
GFP_KERNEL);
......@@ -762,7 +755,6 @@ struct assoc_request *lbs_get_association_request(lbs_adapter *adapter)
assoc_req->wpa_ie_len = adapter->wpa_ie_len;
}
print_assoc_req(__func__, assoc_req);
lbs_deb_leave(LBS_DEB_ASSOC);
return assoc_req;
}
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