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path: root/drivers/net/wireless/wl12xx/wl1271_main.c
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Diffstat (limited to 'drivers/net/wireless/wl12xx/wl1271_main.c')
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_main.c45
1 files changed, 43 insertions, 2 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index 0520b38e8e7..d7b1bb3e08a 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -1139,11 +1139,15 @@ out:
static int wl1271_join_channel(struct wl1271 *wl, int channel)
{
- int ret;
+ int ret = 0;
/* we need to use a dummy BSSID for now */
static const u8 dummy_bssid[ETH_ALEN] = { 0x0b, 0xad, 0xde,
0xad, 0xbe, 0xef };
+ /* the dummy join is not required for ad-hoc */
+ if (wl->bss_type == BSS_TYPE_IBSS)
+ goto out;
+
/* disable mac filter, so we hear everything */
wl->rx_config &= ~CFG_BSSID_FILTER_EN;
@@ -1572,6 +1576,42 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
wl->joined = true;
}
+ if (wl->bss_type == BSS_TYPE_IBSS) {
+ /* FIXME: This implements rudimentary ad-hoc support -
+ proper templates are on the wish list and notification
+ on when they change. This patch will update the templates
+ on every call to this function. Also, the firmware will not
+ answer to probe-requests as it does not have the proper
+ SSID set in the JOIN command. The probe-response template
+ is set nevertheless, as the FW will ASSERT without it */
+ struct sk_buff *beacon = ieee80211_beacon_get(hw, vif);
+
+ if (beacon) {
+ struct ieee80211_hdr *hdr;
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON,
+ beacon->data,
+ beacon->len);
+
+ if (ret < 0) {
+ dev_kfree_skb(beacon);
+ goto out_sleep;
+ }
+
+ hdr = (struct ieee80211_hdr *) beacon->data;
+ hdr->frame_control = cpu_to_le16(
+ IEEE80211_FTYPE_MGMT |
+ IEEE80211_STYPE_PROBE_RESP);
+
+ ret = wl1271_cmd_template_set(wl,
+ CMD_TEMPL_PROBE_RESPONSE,
+ beacon->data,
+ beacon->len);
+ dev_kfree_skb(beacon);
+ if (ret < 0)
+ goto out_sleep;
+ }
+ }
+
if (changed & BSS_CHANGED_ASSOC) {
if (bss_conf->assoc) {
wl->aid = bss_conf->aid;
@@ -1857,7 +1897,8 @@ static int wl1271_init_ieee80211(struct wl1271 *wl)
IEEE80211_HW_BEACON_FILTER |
IEEE80211_HW_SUPPORTS_PS;
- wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+ wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
+ BIT(NL80211_IFTYPE_ADHOC);
wl->hw->wiphy->max_scan_ssids = 1;
wl->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wl1271_band_2ghz;