提交 f5bb87cf 编写于 作者: L Lennert Buytenhek 提交者: John W. Linville

mwl8k: convert the priv->vif pointer to a list of vifs

To prepare for adding multi-BSS support.
Signed-off-by: NLennert Buytenhek <buytenh@marvell.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
上级 06953235
......@@ -160,7 +160,8 @@ struct mwl8k_priv {
/* TX quiesce completion, protected by fw_mutex and tx_lock */
struct completion *tx_wait;
struct ieee80211_vif *vif;
/* List of interfaces. */
struct list_head vif_list;
/* power management status cookie from firmware */
u32 *cookie;
......@@ -210,6 +211,9 @@ struct mwl8k_priv {
/* Per interface specific private data */
struct mwl8k_vif {
struct list_head list;
struct ieee80211_vif *vif;
/* Non AMPDU sequence number assigned by driver. */
u16 seqno;
};
......@@ -3246,7 +3250,7 @@ static void mwl8k_stop(struct ieee80211_hw *hw)
}
static int mwl8k_add_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
struct ieee80211_vif *vif)
{
struct mwl8k_priv *priv = hw->priv;
struct mwl8k_vif *mwl8k_vif;
......@@ -3254,7 +3258,7 @@ static int mwl8k_add_interface(struct ieee80211_hw *hw,
/*
* We only support one active interface at a time.
*/
if (priv->vif != NULL)
if (!list_empty(&priv->vif_list))
return -EBUSY;
/*
......@@ -3275,14 +3279,13 @@ static int mwl8k_add_interface(struct ieee80211_hw *hw,
if (priv->ap_fw)
mwl8k_cmd_set_new_stn_add_self(hw, vif);
/* Clean out driver private area */
/* Setup driver private area. */
mwl8k_vif = MWL8K_VIF(vif);
memset(mwl8k_vif, 0, sizeof(*mwl8k_vif));
/* Set Initial sequence number to zero */
mwl8k_vif->vif = vif;
mwl8k_vif->seqno = 0;
priv->vif = vif;
list_add_tail(&mwl8k_vif->list, &priv->vif_list);
return 0;
}
......@@ -3291,13 +3294,14 @@ static void mwl8k_remove_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct mwl8k_priv *priv = hw->priv;
struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif);
if (priv->ap_fw)
mwl8k_cmd_set_new_stn_del(hw, vif, vif->addr);
mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00");
priv->vif = NULL;
list_del(&mwl8k_vif->list);
}
static int mwl8k_config(struct ieee80211_hw *hw, u32 changed)
......@@ -3526,7 +3530,7 @@ mwl8k_configure_filter_sniffer(struct ieee80211_hw *hw,
* operation, so refuse to enable sniffer mode if a STA
* interface is active.
*/
if (priv->vif != NULL) {
if (!list_empty(&priv->vif_list)) {
if (net_ratelimit())
printk(KERN_INFO "%s: not enabling sniffer "
"mode because STA interface is active\n",
......@@ -3547,6 +3551,14 @@ mwl8k_configure_filter_sniffer(struct ieee80211_hw *hw,
return 1;
}
static struct mwl8k_vif *mwl8k_first_vif(struct mwl8k_priv *priv)
{
if (!list_empty(&priv->vif_list))
return list_entry(priv->vif_list.next, struct mwl8k_vif, list);
return NULL;
}
static void mwl8k_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
......@@ -3595,6 +3607,7 @@ static void mwl8k_configure_filter(struct ieee80211_hw *hw,
*/
mwl8k_cmd_set_pre_scan(hw);
} else {
struct mwl8k_vif *mwl8k_vif;
const u8 *bssid;
/*
......@@ -3605,9 +3618,11 @@ static void mwl8k_configure_filter(struct ieee80211_hw *hw,
* (where the OUI part needs to be nonzero for
* the BSSID to be accepted by POST_SCAN).
*/
bssid = "\x01\x00\x00\x00\x00\x00";
if (priv->vif != NULL)
bssid = priv->vif->bss_conf.bssid;
mwl8k_vif = mwl8k_first_vif(priv);
if (mwl8k_vif != NULL)
bssid = mwl8k_vif->vif->bss_conf.bssid;
else
bssid = "\x01\x00\x00\x00\x00\x00";
mwl8k_cmd_set_post_scan(hw, bssid);
}
......@@ -3810,11 +3825,14 @@ static void mwl8k_finalize_join_worker(struct work_struct *work)
struct mwl8k_priv *priv =
container_of(work, struct mwl8k_priv, finalize_join_worker);
struct sk_buff *skb = priv->beacon_skb;
struct mwl8k_vif *mwl8k_vif;
mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len,
priv->vif->bss_conf.dtim_period);
dev_kfree_skb(skb);
mwl8k_vif = mwl8k_first_vif(priv);
if (mwl8k_vif != NULL)
mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len,
mwl8k_vif->vif->bss_conf.dtim_period);
dev_kfree_skb(skb);
priv->beacon_skb = NULL;
}
......@@ -3986,7 +4004,8 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM;
hw->vif_data_size = sizeof(struct mwl8k_vif);
hw->sta_data_size = sizeof(struct mwl8k_sta);
priv->vif = NULL;
INIT_LIST_HEAD(&priv->vif_list);
/* Set default radio state and preamble */
priv->radio_on = 0;
......
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