mwifiex: support NL80211_HIDDEN_SSID_ZERO_LEN for uAP

mwifiex uAP supports NL80211_HIDDEN_SSID_ZERO_LEN type of hidden
SSID only. NL80211_HIDDEN_SSID_ZERO_CONTENTS is not supported.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 8767144..015fec3 100644 (file)
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -948,6 +948,19 @@ static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
                bss_cfg->ssid.ssid_len = params->ssid_len;
        }
 
+       switch (params->hidden_ssid) {
+       case NL80211_HIDDEN_SSID_NOT_IN_USE:
+               bss_cfg->bcast_ssid_ctl = 1;
+               break;
+       case NL80211_HIDDEN_SSID_ZERO_LEN:
+               bss_cfg->bcast_ssid_ctl = 0;
+               break;
+       case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
+               /* firmware doesn't support this type of hidden SSID */
+       default:
+               return -EINVAL;
+       }
+
        if (mwifiex_set_secure_params(priv, bss_cfg, params)) {
                kfree(bss_cfg);
                wiphy_err(wiphy, "Failed to parse secuirty parameters!\n");

diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index 9f674bb..561452a 100644 (file)
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -122,6 +122,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 #define TLV_TYPE_CHANNELBANDLIST    (PROPRIETARY_TLV_BASE_ID + 42)
 #define TLV_TYPE_UAP_BEACON_PERIOD  (PROPRIETARY_TLV_BASE_ID + 44)
 #define TLV_TYPE_UAP_DTIM_PERIOD    (PROPRIETARY_TLV_BASE_ID + 45)
+#define TLV_TYPE_UAP_BCAST_SSID     (PROPRIETARY_TLV_BASE_ID + 48)
 #define TLV_TYPE_UAP_RTS_THRESHOLD  (PROPRIETARY_TLV_BASE_ID + 51)
 #define TLV_TYPE_UAP_WPA_PASSPHRASE (PROPRIETARY_TLV_BASE_ID + 60)
 #define TLV_TYPE_UAP_ENCRY_PROTOCOL (PROPRIETARY_TLV_BASE_ID + 64)
@@ -1209,6 +1210,11 @@ struct host_cmd_tlv_ssid {
        u8 ssid[0];
 } __packed;
 
+struct host_cmd_tlv_bcast_ssid {
+       struct host_cmd_tlv tlv;
+       u8 bcast_ctl;
+} __packed;
+
 struct host_cmd_tlv_beacon_period {
        struct host_cmd_tlv tlv;
        __le16 period;

diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c
index e9482c9..8173ab6 100644 (file)
--- a/drivers/net/wireless/mwifiex/uap_cmd.c
+++ b/drivers/net/wireless/mwifiex/uap_cmd.c
@@ -132,6 +132,7 @@ mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size)
        struct host_cmd_tlv_dtim_period *dtim_period;
        struct host_cmd_tlv_beacon_period *beacon_period;
        struct host_cmd_tlv_ssid *ssid;
+       struct host_cmd_tlv_bcast_ssid *bcast_ssid;
        struct host_cmd_tlv_channel_band *chan_band;
        struct host_cmd_tlv_frag_threshold *frag_threshold;
        struct host_cmd_tlv_rts_threshold *rts_threshold;
@@ -153,6 +154,14 @@ mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size)
                cmd_size += sizeof(struct host_cmd_tlv) +
                            bss_cfg->ssid.ssid_len;
                tlv += sizeof(struct host_cmd_tlv) + bss_cfg->ssid.ssid_len;
+
+               bcast_ssid = (struct host_cmd_tlv_bcast_ssid *)tlv;
+               bcast_ssid->tlv.type = cpu_to_le16(TLV_TYPE_UAP_BCAST_SSID);
+               bcast_ssid->tlv.len =
+                               cpu_to_le16(sizeof(bcast_ssid->bcast_ctl));
+               bcast_ssid->bcast_ctl = bss_cfg->bcast_ssid_ctl;
+               cmd_size += sizeof(struct host_cmd_tlv_bcast_ssid);
+               tlv += sizeof(struct host_cmd_tlv_bcast_ssid);
        }
        if (bss_cfg->channel && bss_cfg->channel <= MAX_CHANNEL_BAND_BG) {
                chan_band = (struct host_cmd_tlv_channel_band *)tlv;