Luis Carlos Cobo recently added beacon config code (to support mesh)
which happens also to be most of the work needed to support ad-hoc.
This patch does the rest.
Signed-off-by: Daniel Drake <dsd@xxxxxxxxxx>
Index: linux-2.6.26-rc8/drivers/net/wireless/zd1211rw/zd_chip.c
===================================================================
--- linux-2.6.26-rc8.orig/drivers/net/wireless/zd1211rw/zd_chip.c
+++ linux-2.6.26-rc8/drivers/net/wireless/zd1211rw/zd_chip.c
@@ -809,7 +809,6 @@ static int hw_init_hmac(struct zd_chip *
{ CR_AFTER_PNP, 0x1 },
{ CR_WEP_PROTECT, 0x114 },
{ CR_IFS_VALUE, IFS_VALUE_DEFAULT },
- { CR_CAM_MODE, MODE_AP_WDS},
};
ZD_ASSERT(mutex_is_locked(&chip->mutex));
Index: linux-2.6.26-rc8/drivers/net/wireless/zd1211rw/zd_mac.c
===================================================================
--- linux-2.6.26-rc8.orig/drivers/net/wireless/zd1211rw/zd_mac.c
+++ linux-2.6.26-rc8/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -761,10 +761,24 @@ int zd_mac_rx(struct ieee80211_hw *hw, c
return 0;
}
+static int set_cam_mode(struct zd_mac *mac)
+{
+ /* AP_WDS is used for mesh mode as it causes the device to acknowledge
+ * 4-address frames. It is also used for managed mode as there are
+ * no adverse effects. */
+ u32 mode = MODE_AP_WDS;
+
+ if (mac->type == IEEE80211_IF_TYPE_IBSS)
+ mode = MODE_IBSS;
+
+ return zd_iowrite32(&mac->chip, CR_CAM_MODE, mode);
+}
+
static int zd_op_add_interface(struct ieee80211_hw *hw,
struct ieee80211_if_init_conf *conf)
{
struct zd_mac *mac = zd_hw_mac(hw);
+ int r;
/* using IEEE80211_IF_TYPE_INVALID to indicate no mode selected */
if (mac->type != IEEE80211_IF_TYPE_INVALID)
@@ -773,6 +787,7 @@ static int zd_op_add_interface(struct ie
switch (conf->type) {
case IEEE80211_IF_TYPE_MNTR:
case IEEE80211_IF_TYPE_MESH_POINT:
+ case IEEE80211_IF_TYPE_IBSS:
case IEEE80211_IF_TYPE_STA:
mac->type = conf->type;
break;
@@ -780,6 +795,12 @@ static int zd_op_add_interface(struct ie
return -EOPNOTSUPP;
}
+ if (conf->type != IEEE80211_IF_TYPE_MNTR) {
+ r = set_cam_mode(mac);
+ if (r < 0)
+ return r;
+ }
+
return zd_write_mac_addr(&mac->chip, conf->mac_addr);
}
@@ -805,7 +826,9 @@ static int zd_op_config_interface(struct
int associated;
int r;
- if (mac->type == IEEE80211_IF_TYPE_MESH_POINT) {
+ switch (mac->type) {
+ case IEEE80211_IF_TYPE_MESH_POINT:
+ case IEEE80211_IF_TYPE_IBSS:
associated = true;
if (conf->beacon) {
r = zd_mac_config_beacon(hw, conf->beacon);
@@ -817,8 +840,11 @@ static int zd_op_config_interface(struct
return r;
kfree_skb(conf->beacon);
}
- } else
+ break;
+
+ default:
associated = is_valid_ether_addr(conf->bssid);
+ }
spin_lock_irq(&mac->lock);
mac->associated = associated;
@@ -969,6 +995,24 @@ static void zd_op_bss_info_changed(struc
}
}
+static int zd_op_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
+ struct ieee80211_tx_control *control)
+{
+ struct zd_mac *mac = zd_hw_mac(hw);
+ int r;
+
+ r = zd_mac_config_beacon(hw, skb);
+ if (r < 0)
+ return r;
+ r = zd_set_beacon_interval(&mac->chip,
+ BCN_MODE_IBSS | hw->conf.beacon_int);
+ if (r < 0)
+ return r;
+
+ kfree_skb(skb);
+ return 0;
+}
+
static const struct ieee80211_ops zd_ops = {
.tx = zd_op_tx,
.start = zd_op_start,
@@ -979,6 +1023,7 @@ static const struct ieee80211_ops zd_ops
.config_interface = zd_op_config_interface,
.configure_filter = zd_op_configure_filter,
.bss_info_changed = zd_op_bss_info_changed,
+ .beacon_update = zd_op_beacon_update,
};
struct ieee80211_hw *zd_mac_alloc_hw(struct usb_interface *intf)
--
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