/*
* TX data initialization
*/
+static void rt2400pci_write_beacon(struct queue_entry *entry)
+{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+ struct queue_entry_priv_pci *entry_priv = entry->priv_data;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+ u32 word;
+ u32 reg;
+
+ /*
+ * Disable beaconing while we are reloading the beacon data,
+ * otherwise we might be sending out invalid data.
+ */
+ rt2x00pci_register_read(rt2x00dev, CSR14, ®);
+ rt2x00_set_field32(®, CSR14_TSF_COUNT, 0);
+ rt2x00_set_field32(®, CSR14_TBCN, 0);
+ rt2x00_set_field32(®, CSR14_BEACON_GEN, 0);
+ rt2x00pci_register_write(rt2x00dev, CSR14, reg);
+
+ /*
+ * Replace rt2x00lib allocated descriptor with the
+ * pointer to the _real_ hardware descriptor.
+ * After that, map the beacon to DMA and update the
+ * descriptor.
+ */
+ memcpy(entry_priv->desc, skbdesc->desc, skbdesc->desc_len);
+ skbdesc->desc = entry_priv->desc;
+
+ rt2x00queue_map_txskb(rt2x00dev, entry->skb);
+
+ rt2x00_desc_read(entry_priv->desc, 1, &word);
+ rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
+ rt2x00_desc_write(entry_priv->desc, 1, word);
+}
+
static void rt2400pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
return tsf;
}
-static int rt2400pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
- struct rt2x00_dev *rt2x00dev = hw->priv;
- struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
- struct queue_entry_priv_pci *entry_priv;
- struct skb_frame_desc *skbdesc;
- struct txentry_desc txdesc;
- u32 reg;
-
- if (unlikely(!intf->beacon))
- return -ENOBUFS;
- entry_priv = intf->beacon->priv_data;
-
- /*
- * Copy all TX descriptor information into txdesc,
- * after that we are free to use the skb->cb array
- * for our information.
- */
- intf->beacon->skb = skb;
- rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
-
- /*
- * Fill in skb descriptor
- */
- skbdesc = get_skb_frame_desc(skb);
- memset(skbdesc, 0, sizeof(*skbdesc));
- skbdesc->desc = entry_priv->desc;
- skbdesc->desc_len = intf->beacon->queue->desc_size;
- skbdesc->entry = intf->beacon;
-
- /*
- * Disable beaconing while we are reloading the beacon data,
- * otherwise we might be sending out invalid data.
- */
- rt2x00pci_register_read(rt2x00dev, CSR14, ®);
- rt2x00_set_field32(®, CSR14_TSF_COUNT, 0);
- rt2x00_set_field32(®, CSR14_TBCN, 0);
- rt2x00_set_field32(®, CSR14_BEACON_GEN, 0);
- rt2x00pci_register_write(rt2x00dev, CSR14, reg);
-
- /*
- * Enable beacon generation.
- * Write entire beacon with descriptor to register,
- * and kick the beacon generator.
- */
- rt2x00queue_map_txskb(rt2x00dev, intf->beacon->skb);
- rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
- rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, QID_BEACON);
-
- return 0;
-}
-
static int rt2400pci_tx_last_beacon(struct ieee80211_hw *hw)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
.link_tuner = rt2400pci_link_tuner,
.write_tx_desc = rt2400pci_write_tx_desc,
.write_tx_data = rt2x00pci_write_tx_data,
+ .write_beacon = rt2400pci_write_beacon,
.kick_tx_queue = rt2400pci_kick_tx_queue,
.fill_rxdone = rt2400pci_fill_rxdone,
- .beacon_update = rt2400pci_beacon_update,
.config_filter = rt2400pci_config_filter,
.config_intf = rt2400pci_config_intf,
.config_erp = rt2400pci_config_erp,
/*
* TX data initialization
*/
+static void rt2500pci_write_beacon(struct queue_entry *entry)
+{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+ struct queue_entry_priv_pci *entry_priv = entry->priv_data;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+ u32 word;
+ u32 reg;
+
+ /*
+ * Disable beaconing while we are reloading the beacon data,
+ * otherwise we might be sending out invalid data.
+ */
+ rt2x00pci_register_read(rt2x00dev, CSR14, ®);
+ rt2x00_set_field32(®, CSR14_TSF_COUNT, 0);
+ rt2x00_set_field32(®, CSR14_TBCN, 0);
+ rt2x00_set_field32(®, CSR14_BEACON_GEN, 0);
+ rt2x00pci_register_write(rt2x00dev, CSR14, reg);
+
+ /*
+ * Replace rt2x00lib allocated descriptor with the
+ * pointer to the _real_ hardware descriptor.
+ * After that, map the beacon to DMA and update the
+ * descriptor.
+ */
+ memcpy(entry_priv->desc, skbdesc->desc, skbdesc->desc_len);
+ skbdesc->desc = entry_priv->desc;
+
+ rt2x00queue_map_txskb(rt2x00dev, entry->skb);
+
+ rt2x00_desc_read(entry_priv->desc, 1, &word);
+ rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
+ rt2x00_desc_write(entry_priv->desc, 1, word);
+}
+
static void rt2500pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
return tsf;
}
-static int rt2500pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
- struct rt2x00_dev *rt2x00dev = hw->priv;
- struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
- struct queue_entry_priv_pci *entry_priv;
- struct skb_frame_desc *skbdesc;
- struct txentry_desc txdesc;
- u32 reg;
-
- if (unlikely(!intf->beacon))
- return -ENOBUFS;
-
- entry_priv = intf->beacon->priv_data;
-
- /*
- * Copy all TX descriptor information into txdesc,
- * after that we are free to use the skb->cb array
- * for our information.
- */
- intf->beacon->skb = skb;
- rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
-
- /*
- * Fill in skb descriptor
- */
- skbdesc = get_skb_frame_desc(skb);
- memset(skbdesc, 0, sizeof(*skbdesc));
- skbdesc->desc = entry_priv->desc;
- skbdesc->desc_len = intf->beacon->queue->desc_size;
- skbdesc->entry = intf->beacon;
-
- /*
- * Disable beaconing while we are reloading the beacon data,
- * otherwise we might be sending out invalid data.
- */
- rt2x00pci_register_read(rt2x00dev, CSR14, ®);
- rt2x00_set_field32(®, CSR14_TSF_COUNT, 0);
- rt2x00_set_field32(®, CSR14_TBCN, 0);
- rt2x00_set_field32(®, CSR14_BEACON_GEN, 0);
- rt2x00pci_register_write(rt2x00dev, CSR14, reg);
-
- /*
- * Enable beacon generation.
- * Write entire beacon with descriptor to register,
- * and kick the beacon generator.
- */
- rt2x00queue_map_txskb(rt2x00dev, intf->beacon->skb);
- rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
- rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, QID_BEACON);
-
- return 0;
-}
-
static int rt2500pci_tx_last_beacon(struct ieee80211_hw *hw)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
.link_tuner = rt2500pci_link_tuner,
.write_tx_desc = rt2500pci_write_tx_desc,
.write_tx_data = rt2x00pci_write_tx_data,
+ .write_beacon = rt2500pci_write_beacon,
.kick_tx_queue = rt2500pci_kick_tx_queue,
.fill_rxdone = rt2500pci_fill_rxdone,
- .beacon_update = rt2500pci_beacon_update,
.config_filter = rt2500pci_config_filter,
.config_intf = rt2500pci_config_intf,
.config_erp = rt2500pci_config_erp,
rt2x00_desc_write(txd, 0, word);
}
+/*
+ * TX data initialization
+ */
+static void rt2500usb_beacondone(struct urb *urb);
+
+static void rt2500usb_write_beacon(struct queue_entry *entry)
+{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+ struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev);
+ struct queue_entry_priv_usb_bcn *bcn_priv = entry->priv_data;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+ int pipe = usb_sndbulkpipe(usb_dev, 1);
+ int length;
+ u16 reg;
+
+ /*
+ * Add the descriptor in front of the skb.
+ */
+ skb_push(entry->skb, entry->queue->desc_size);
+ memcpy(entry->skb->data, skbdesc->desc, skbdesc->desc_len);
+ skbdesc->desc = entry->skb->data;
+
+ /*
+ * Disable beaconing while we are reloading the beacon data,
+ * otherwise we might be sending out invalid data.
+ */
+ rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®);
+ rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0);
+ rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0);
+ rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0);
+ rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
+
+ /*
+ * USB devices cannot blindly pass the skb->len as the
+ * length of the data to usb_fill_bulk_urb. Pass the skb
+ * to the driver to determine what the length should be.
+ */
+ length = rt2x00dev->ops->lib->get_tx_data_len(rt2x00dev, entry->skb);
+
+ usb_fill_bulk_urb(bcn_priv->urb, usb_dev, pipe,
+ entry->skb->data, length, rt2500usb_beacondone,
+ entry);
+
+ /*
+ * Second we need to create the guardian byte.
+ * We only need a single byte, so lets recycle
+ * the 'flags' field we are not using for beacons.
+ */
+ bcn_priv->guardian_data = 0;
+ usb_fill_bulk_urb(bcn_priv->guardian_urb, usb_dev, pipe,
+ &bcn_priv->guardian_data, 1, rt2500usb_beacondone,
+ entry);
+
+ /*
+ * Send out the guardian byte.
+ */
+ usb_submit_urb(bcn_priv->guardian_urb, GFP_ATOMIC);
+}
+
static int rt2500usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev,
struct sk_buff *skb)
{
return length;
}
-/*
- * TX data initialization
- */
static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
return 0;
}
-/*
- * IEEE80211 stack callback functions.
- */
-static int rt2500usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
- struct rt2x00_dev *rt2x00dev = hw->priv;
- struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev);
- struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
- struct queue_entry_priv_usb_bcn *bcn_priv;
- struct skb_frame_desc *skbdesc;
- struct txentry_desc txdesc;
- int pipe = usb_sndbulkpipe(usb_dev, 1);
- int length;
- u16 reg;
-
- if (unlikely(!intf->beacon))
- return -ENOBUFS;
-
- bcn_priv = intf->beacon->priv_data;
-
- /*
- * Copy all TX descriptor information into txdesc,
- * after that we are free to use the skb->cb array
- * for our information.
- */
- intf->beacon->skb = skb;
- rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
-
- /*
- * Add the descriptor in front of the skb.
- */
- skb_push(skb, intf->beacon->queue->desc_size);
- memset(skb->data, 0, intf->beacon->queue->desc_size);
-
- /*
- * Fill in skb descriptor
- */
- skbdesc = get_skb_frame_desc(skb);
- memset(skbdesc, 0, sizeof(*skbdesc));
- skbdesc->desc = skb->data;
- skbdesc->desc_len = intf->beacon->queue->desc_size;
- skbdesc->entry = intf->beacon;
-
- /*
- * Disable beaconing while we are reloading the beacon data,
- * otherwise we might be sending out invalid data.
- */
- rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®);
- rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0);
- rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0);
- rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0);
- rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
-
- rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
-
- /*
- * USB devices cannot blindly pass the skb->len as the
- * length of the data to usb_fill_bulk_urb. Pass the skb
- * to the driver to determine what the length should be.
- */
- length = rt2500usb_get_tx_data_len(rt2x00dev, skb);
-
- usb_fill_bulk_urb(bcn_priv->urb, usb_dev, pipe,
- skb->data, length, rt2500usb_beacondone,
- intf->beacon);
-
- /*
- * Second we need to create the guardian byte.
- * We only need a single byte, so lets recycle
- * the 'flags' field we are not using for beacons.
- */
- bcn_priv->guardian_data = 0;
- usb_fill_bulk_urb(bcn_priv->guardian_urb, usb_dev, pipe,
- &bcn_priv->guardian_data, 1, rt2500usb_beacondone,
- intf->beacon);
-
- /*
- * Send out the guardian byte.
- */
- usb_submit_urb(bcn_priv->guardian_urb, GFP_ATOMIC);
-
- /*
- * Enable beacon generation.
- */
- rt2500usb_kick_tx_queue(rt2x00dev, QID_BEACON);
-
- return 0;
-}
-
static const struct ieee80211_ops rt2500usb_mac80211_ops = {
.tx = rt2x00mac_tx,
.start = rt2x00mac_start,
.link_tuner = rt2500usb_link_tuner,
.write_tx_desc = rt2500usb_write_tx_desc,
.write_tx_data = rt2x00usb_write_tx_data,
+ .write_beacon = rt2500usb_write_beacon,
.get_tx_data_len = rt2500usb_get_tx_data_len,
.kick_tx_queue = rt2500usb_kick_tx_queue,
.fill_rxdone = rt2500usb_fill_rxdone,
- .beacon_update = rt2500usb_beacon_update,
.config_filter = rt2500usb_config_filter,
.config_intf = rt2500usb_config_intf,
.config_erp = rt2500usb_config_erp,
struct sk_buff *skb,
struct txentry_desc *txdesc);
int (*write_tx_data) (struct queue_entry *entry);
+ void (*write_beacon) (struct queue_entry *entry);
int (*get_tx_data_len) (struct rt2x00_dev *rt2x00dev,
struct sk_buff *skb);
void (*kick_tx_queue) (struct rt2x00_dev *rt2x00dev,
/*
* Configuration handlers.
*/
- int (*beacon_update) (struct ieee80211_hw *hw, struct sk_buff *bcn);
-
void (*config_filter) (struct rt2x00_dev *rt2x00dev,
const unsigned int filter_flags);
void (*config_intf) (struct rt2x00_dev *rt2x00dev,
void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
/**
- * rt2x00queue_create_tx_descriptor - Create TX descriptor from mac80211 input
- * @entry: The entry which will be used to transfer the TX frame.
- * @txdesc: rt2x00 TX descriptor which will be initialized by this function.
- *
- * This function will initialize the &struct txentry_desc based on information
- * from mac80211. This descriptor can then be used by rt2x00lib and the drivers
- * to correctly initialize the hardware descriptor.
- * Note that before calling this function the skb->cb array must be untouched
- * by rt2x00lib. Only after this function completes will it be save to
- * overwrite the skb->cb information.
- * The reason for this is that mac80211 writes its own tx information into
- * the skb->cb array, and this function will use that information to initialize
- * the &struct txentry_desc structure.
- */
-void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
- struct txentry_desc *txdesc);
-
-/**
- * rt2x00queue_write_tx_descriptor - Write TX descriptor to hardware
- * @entry: The entry which will be used to transfer the TX frame.
- * @txdesc: TX descriptor which will be used to write hardware descriptor
- *
- * This function will write a TX descriptor initialized by
- * &rt2x00queue_create_tx_descriptor to the hardware. After this call
- * has completed the frame is now owned by the hardware, the hardware
- * queue will have automatically be kicked unless this frame was generated
- * by rt2x00lib, in which case the frame is "special" and must be kicked
- * by the caller.
- */
-void rt2x00queue_write_tx_descriptor(struct queue_entry *entry,
- struct txentry_desc *txdesc);
-
-/**
* rt2x00queue_get_queue - Convert queue index to queue pointer
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @queue: rt2x00 queue index (see &enum data_queue_qid).
if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags))
return;
- if (delayed_flags & DELAYED_UPDATE_BEACON) {
- struct ieee80211_if_conf conf;
- conf.bssid = conf.ssid = NULL;
- conf.ssid_len = 0;
- conf.changed = IEEE80211_IFCC_BEACON;
- rt2x00dev->ops->hw->config_interface(rt2x00dev->hw, vif, &conf);
- }
+ if (delayed_flags & DELAYED_UPDATE_BEACON)
+ rt2x00queue_update_beacon(rt2x00dev, vif);
if (delayed_flags & DELAYED_CONFIG_ERP)
rt2x00lib_config_erp(rt2x00dev, intf, &conf);
int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb);
/**
+ * rt2x00queue_update_beacon - Send new beacon from mac80211 to hardware
+ * @rt2x00dev: Pointer to &struct rt2x00_dev.
+ * @vif: Interface for which the beacon should be updated.
+ */
+int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev,
+ struct ieee80211_vif *vif);
+
+/**
* rt2x00queue_index_inc - Index incrementation function
* @queue: Queue (&struct data_queue) to perform the action on.
* @index: Index type (&enum queue_index) to perform the action on.
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct rt2x00_intf *intf = vif_to_intf(vif);
- struct sk_buff *beacon;
- int status;
+ int update_bssid = 0;
+ int status = 0;
/*
* Mac80211 might be calling this function while we are trying
spin_lock(&intf->lock);
/*
- * If the interface does not work in master mode,
- * then the bssid value in the interface structure
- * should now be set.
- *
* conf->bssid can be NULL if coming from the internal
* beacon update routine.
*/
- if (conf->bssid && vif->type != IEEE80211_IF_TYPE_AP)
+ if (conf->changed & IEEE80211_IFCC_BSSID && conf->bssid) {
+ update_bssid = 1;
memcpy(&intf->bssid, conf->bssid, ETH_ALEN);
+ }
spin_unlock(&intf->lock);
* values as arguments we make keep access to rt2x00_intf thread safe
* even without the lock.
*/
- rt2x00lib_config_intf(rt2x00dev, intf, vif->type, NULL, conf->bssid);
+ rt2x00lib_config_intf(rt2x00dev, intf, vif->type, NULL,
+ update_bssid ? conf->bssid : NULL);
/*
- * We only need to initialize the beacon when in master/ibss mode.
+ * Update the beacon.
*/
- if ((vif->type != IEEE80211_IF_TYPE_AP &&
- vif->type != IEEE80211_IF_TYPE_IBSS) ||
- !(conf->changed & IEEE80211_IFCC_BEACON))
- return 0;
-
- beacon = ieee80211_beacon_get(rt2x00dev->hw, vif);
- if (!beacon)
- return -ENOMEM;
-
- status = rt2x00dev->ops->lib->beacon_update(rt2x00dev->hw, beacon);
- if (status)
- dev_kfree_skb(beacon);
+ if (conf->changed & IEEE80211_IFCC_BEACON)
+ status = rt2x00queue_update_beacon(rt2x00dev, vif);
return status;
}
dev_kfree_skb_any(skb);
}
-void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
- struct txentry_desc *txdesc)
+static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
+ struct txentry_desc *txdesc)
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb);
txdesc->signal |= 0x08;
}
}
-EXPORT_SYMBOL_GPL(rt2x00queue_create_tx_descriptor);
-void rt2x00queue_write_tx_descriptor(struct queue_entry *entry,
- struct txentry_desc *txdesc)
+static void rt2x00queue_write_tx_descriptor(struct queue_entry *entry,
+ struct txentry_desc *txdesc)
{
struct data_queue *queue = entry->queue;
struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
!test_bit(ENTRY_TXD_BURST, &txdesc->flags))
rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, queue->qid);
}
-EXPORT_SYMBOL_GPL(rt2x00queue_write_tx_descriptor);
int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb)
{
return 0;
}
+int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev,
+ struct ieee80211_vif *vif)
+{
+ struct rt2x00_intf *intf = vif_to_intf(vif);
+ struct skb_frame_desc *skbdesc;
+ struct txentry_desc txdesc;
+ __le32 desc[16];
+
+ if (unlikely(!intf->beacon))
+ return -ENOBUFS;
+
+ intf->beacon->skb = ieee80211_beacon_get(rt2x00dev->hw, vif);
+ if (!intf->beacon->skb)
+ return -ENOMEM;
+
+ /*
+ * Copy all TX descriptor information into txdesc,
+ * after that we are free to use the skb->cb array
+ * for our information.
+ */
+ rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
+
+ /*
+ * For the descriptor we use a local array from where the
+ * driver can move it to the correct location required for
+ * the hardware.
+ */
+ memset(desc, 0, sizeof(desc));
+
+ /*
+ * Fill in skb descriptor
+ */
+ skbdesc = get_skb_frame_desc(intf->beacon->skb);
+ memset(skbdesc, 0, sizeof(*skbdesc));
+ skbdesc->desc = desc;
+ skbdesc->desc_len = intf->beacon->queue->desc_size;
+ skbdesc->entry = intf->beacon;
+
+ /*
+ * Write TX descriptor into reserved room in front of the beacon.
+ */
+ rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
+
+ /*
+ * Send beacon to hardware.
+ * Also enable beacon generation, which might have been disabled
+ * by the driver during the config_beacon() callback function.
+ */
+ rt2x00dev->ops->lib->write_beacon(intf->beacon);
+ rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, QID_BEACON);
+
+ return 0;
+}
+
struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
/*
* TX data initialization
*/
+static void rt61pci_write_beacon(struct queue_entry *entry)
+{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+ unsigned int beacon_base;
+ u32 reg;
+
+ /*
+ * Disable beaconing while we are reloading the beacon data,
+ * otherwise we might be sending out invalid data.
+ */
+ rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®);
+ rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0);
+ rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0);
+ rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0);
+ rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg);
+
+ /*
+ * Write entire beacon with descriptor to register.
+ */
+ beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
+ rt2x00pci_register_multiwrite(rt2x00dev,
+ beacon_base,
+ skbdesc->desc, skbdesc->desc_len);
+ rt2x00pci_register_multiwrite(rt2x00dev,
+ beacon_base + skbdesc->desc_len,
+ entry->skb->data, entry->skb->len);
+
+ /*
+ * Clean up beacon skb.
+ */
+ dev_kfree_skb_any(entry->skb);
+ entry->skb = NULL;
+}
+
static void rt61pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
return tsf;
}
-static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
- struct rt2x00_dev *rt2x00dev = hw->priv;
- struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
- struct queue_entry_priv_pci *entry_priv;
- struct skb_frame_desc *skbdesc;
- struct txentry_desc txdesc;
- unsigned int beacon_base;
- u32 reg;
-
- if (unlikely(!intf->beacon))
- return -ENOBUFS;
-
- /*
- * Copy all TX descriptor information into txdesc,
- * after that we are free to use the skb->cb array
- * for our information.
- */
- intf->beacon->skb = skb;
- rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
-
- entry_priv = intf->beacon->priv_data;
- memset(entry_priv->desc, 0, intf->beacon->queue->desc_size);
-
- /*
- * Fill in skb descriptor
- */
- skbdesc = get_skb_frame_desc(skb);
- memset(skbdesc, 0, sizeof(*skbdesc));
- skbdesc->desc = entry_priv->desc;
- skbdesc->desc_len = intf->beacon->queue->desc_size;
- skbdesc->entry = intf->beacon;
-
- /*
- * Disable beaconing while we are reloading the beacon data,
- * otherwise we might be sending out invalid data.
- */
- rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®);
- rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0);
- rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0);
- rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0);
- rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg);
-
- /*
- * Write entire beacon with descriptor to register,
- * and kick the beacon generator.
- */
- rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
- beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx);
- rt2x00pci_register_multiwrite(rt2x00dev, beacon_base,
- skbdesc->desc, skbdesc->desc_len);
- rt2x00pci_register_multiwrite(rt2x00dev,
- beacon_base + skbdesc->desc_len,
- skb->data, skb->len);
- rt61pci_kick_tx_queue(rt2x00dev, QID_BEACON);
-
- /*
- * Clean up beacon skb.
- */
- dev_kfree_skb_any(skb);
- intf->beacon->skb = NULL;
-
- return 0;
-}
-
static const struct ieee80211_ops rt61pci_mac80211_ops = {
.tx = rt2x00mac_tx,
.start = rt2x00mac_start,
.link_tuner = rt61pci_link_tuner,
.write_tx_desc = rt61pci_write_tx_desc,
.write_tx_data = rt2x00pci_write_tx_data,
+ .write_beacon = rt61pci_write_beacon,
.kick_tx_queue = rt61pci_kick_tx_queue,
.fill_rxdone = rt61pci_fill_rxdone,
- .beacon_update = rt61pci_beacon_update,
.config_filter = rt61pci_config_filter,
.config_intf = rt61pci_config_intf,
.config_erp = rt61pci_config_erp,
rt2x00_desc_write(txd, 0, word);
}
+/*
+ * TX data initialization
+ */
+static void rt73usb_write_beacon(struct queue_entry *entry)
+{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+ unsigned int beacon_base;
+ u32 reg;
+
+ /*
+ * Add the descriptor in front of the skb.
+ */
+ skb_push(entry->skb, entry->queue->desc_size);
+ memcpy(entry->skb->data, skbdesc->desc, skbdesc->desc_len);
+ skbdesc->desc = entry->skb->data;
+
+ /*
+ * Disable beaconing while we are reloading the beacon data,
+ * otherwise we might be sending out invalid data.
+ */
+ rt73usb_register_read(rt2x00dev, TXRX_CSR9, ®);
+ rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0);
+ rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0);
+ rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
+
+ /*
+ * Write entire beacon with descriptor to register.
+ */
+ beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
+ rt2x00usb_vendor_request(rt2x00dev, USB_MULTI_WRITE,
+ USB_VENDOR_REQUEST_OUT, beacon_base, 0,
+ entry->skb->data, entry->skb->len,
+ REGISTER_TIMEOUT32(entry->skb->len));
+
+ /*
+ * Clean up the beacon skb.
+ */
+ dev_kfree_skb(entry->skb);
+ entry->skb = NULL;
+}
+
static int rt73usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev,
struct sk_buff *skb)
{
return length;
}
-/*
- * TX data initialization
- */
static void rt73usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
#define rt73usb_get_tsf NULL
#endif
-static int rt73usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
- struct rt2x00_dev *rt2x00dev = hw->priv;
- struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
- struct skb_frame_desc *skbdesc;
- struct txentry_desc txdesc;
- unsigned int beacon_base;
- u32 reg;
-
- if (unlikely(!intf->beacon))
- return -ENOBUFS;
-
- /*
- * Copy all TX descriptor information into txdesc,
- * after that we are free to use the skb->cb array
- * for our information.
- */
- intf->beacon->skb = skb;
- rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
-
- /*
- * Add the descriptor in front of the skb.
- */
- skb_push(skb, intf->beacon->queue->desc_size);
- memset(skb->data, 0, intf->beacon->queue->desc_size);
-
- /*
- * Fill in skb descriptor
- */
- skbdesc = get_skb_frame_desc(skb);
- memset(skbdesc, 0, sizeof(*skbdesc));
- skbdesc->desc = skb->data;
- skbdesc->desc_len = intf->beacon->queue->desc_size;
- skbdesc->entry = intf->beacon;
-
- /*
- * Disable beaconing while we are reloading the beacon data,
- * otherwise we might be sending out invalid data.
- */
- rt73usb_register_read(rt2x00dev, TXRX_CSR9, ®);
- rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0);
- rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0);
- rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0);
- rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
-
- /*
- * Write entire beacon with descriptor to register,
- * and kick the beacon generator.
- */
- rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
- beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx);
- rt2x00usb_vendor_request(rt2x00dev, USB_MULTI_WRITE,
- USB_VENDOR_REQUEST_OUT, beacon_base, 0,
- skb->data, skb->len,
- REGISTER_TIMEOUT32(skb->len));
- rt73usb_kick_tx_queue(rt2x00dev, QID_BEACON);
-
- /*
- * Clean up the beacon skb.
- */
- dev_kfree_skb(skb);
- intf->beacon->skb = NULL;
-
- return 0;
-}
-
static const struct ieee80211_ops rt73usb_mac80211_ops = {
.tx = rt2x00mac_tx,
.start = rt2x00mac_start,
.link_tuner = rt73usb_link_tuner,
.write_tx_desc = rt73usb_write_tx_desc,
.write_tx_data = rt2x00usb_write_tx_data,
+ .write_beacon = rt73usb_write_beacon,
.get_tx_data_len = rt73usb_get_tx_data_len,
.kick_tx_queue = rt73usb_kick_tx_queue,
.fill_rxdone = rt73usb_fill_rxdone,
- .beacon_update = rt73usb_beacon_update,
.config_filter = rt73usb_config_filter,
.config_intf = rt73usb_config_intf,
.config_erp = rt73usb_config_erp,
projects / linux-flexiantxendom0-natty.git / commitdiff