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path: root/drivers/net/wireless/rt2x00/rt2x00pci.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00pci.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00pci.c33
1 files changed, 32 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index fa85771cbf4..55d0614588b 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -116,7 +116,7 @@ int rt2x00pci_write_tx_data(struct rt2x00_dev *rt2x00dev,
EXPORT_SYMBOL_GPL(rt2x00pci_write_tx_data);
/*
- * RX data handlers.
+ * TX/RX data handlers.
*/
void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
{
@@ -177,6 +177,37 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
}
EXPORT_SYMBOL_GPL(rt2x00pci_rxdone);
+void rt2x00pci_txdone(struct rt2x00_dev *rt2x00dev, struct data_entry *entry,
+ const int tx_status, const int retry)
+{
+ u32 word;
+
+ rt2x00lib_txdone(entry, tx_status, retry);
+
+ /*
+ * Make this entry available for reuse.
+ */
+ entry->flags = 0;
+
+ rt2x00_desc_read(entry->priv, 0, &word);
+ rt2x00_set_field32(&word, TXD_ENTRY_OWNER_NIC, 0);
+ rt2x00_set_field32(&word, TXD_ENTRY_VALID, 0);
+ rt2x00_desc_write(entry->priv, 0, word);
+
+ rt2x00_ring_index_done_inc(entry->ring);
+
+ /*
+ * If the data ring was full before the txdone handler
+ * we must make sure the packet queue in the mac80211 stack
+ * is reenabled when the txdone handler has finished.
+ */
+ if (!rt2x00_ring_full(entry->ring))
+ ieee80211_wake_queue(rt2x00dev->hw,
+ entry->tx_status.control.queue);
+
+}
+EXPORT_SYMBOL_GPL(rt2x00pci_txdone);
+
/*
* Device initialization handlers.
*/