Do not complain when USB is not available in our kernel

[openwrt.git] / package / rt2x00 / src / rt2x00pci.c

diff --git a/package/rt2x00/src/rt2x00pci.c b/package/rt2x00/src/rt2x00pci.c
index 4156ea3..33c724d 100644 (file)
--- a/package/rt2x00/src/rt2x00pci.c
+++ b/package/rt2x00/src/rt2x00pci.c
@@ -36,6 +36,7 @@
 #include <linux/pci.h>
 
 #include "rt2x00.h"
+#include "rt2x00lib.h"
 #include "rt2x00pci.h"
 
 /*
@@ -109,7 +110,8 @@ int rt2x00pci_write_tx_data(struct rt2x00_dev *rt2x00dev,
 
        rt2x00_desc_read(txd, 0, &word);
 
-       if (rt2x00_get_field32(word, TXD_ENTRY_AVAILABLE)) {
+       if (rt2x00_get_field32(word, TXD_ENTRY_OWNER_NIC) ||
+           rt2x00_get_field32(word, TXD_ENTRY_VALID)) {
                ERROR(rt2x00dev,
                        "Arrived at non-free entry in the non-full queue %d.\n"
                        "Please file bug report to %s.\n",
@@ -118,11 +120,11 @@ int rt2x00pci_write_tx_data(struct rt2x00_dev *rt2x00dev,
                return -EINVAL;
        }
 
+       entry->skb = skb;
+       memcpy(&entry->tx_status.control, control, sizeof(*control));
        memcpy(entry->data_addr, skb->data, skb->len);
        rt2x00lib_write_tx_desc(rt2x00dev, entry, txd, ieee80211hdr,
                skb->len, control);
-       memcpy(&entry->tx_status.control, control, sizeof(*control));
-       entry->skb = skb;
 
        rt2x00_ring_index_inc(ring);
 
@@ -133,6 +135,50 @@ int rt2x00pci_write_tx_data(struct rt2x00_dev *rt2x00dev,
 }
 EXPORT_SYMBOL_GPL(rt2x00pci_write_tx_data);
 
+/*
+ * RX data handlers.
+ */
+void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
+{
+       struct data_ring *ring = rt2x00dev->rx;
+       struct data_entry *entry;
+       struct data_desc *rxd;
+       u32 desc;
+       int signal;
+       int rssi;
+       int ofdm;
+       int size;
+
+       while (1) {
+               entry = rt2x00_get_data_entry(ring);
+               rxd = entry->priv;
+               rt2x00_desc_read(rxd, 0, &desc);
+
+               if (rt2x00_get_field32(desc, RXD_ENTRY_OWNER_NIC))
+                       break;
+
+               size = rt2x00dev->ops->lib->fill_rxdone(
+                       entry, &signal, &rssi, &ofdm);
+               if (size < 0)
+                       goto skip_entry;
+
+               /*
+                * Send the packet to upper layer.
+                */
+               rt2x00lib_rxdone(entry, entry->data_addr, size,
+                       signal, rssi, ofdm);
+
+skip_entry:
+               if (test_bit(DEVICE_ENABLED_RADIO, &ring->rt2x00dev->flags)) {
+                       rt2x00_set_field32(&desc, RXD_ENTRY_OWNER_NIC, 1);
+                       rt2x00_desc_write(rxd, 0, desc);
+               }
+
+               rt2x00_ring_index_inc(ring);
+       }
+}
+EXPORT_SYMBOL_GPL(rt2x00pci_rxdone);
+
 /*
  * Device initialization handlers.
  */
@@ -304,7 +350,6 @@ int rt2x00pci_probe(struct pci_dev *pci_dev, const struct pci_device_id *id)
 
        rt2x00dev = hw->priv;
        rt2x00dev->dev = pci_dev;
-       rt2x00dev->device = &pci_dev->dev;
        rt2x00dev->ops = ops;
        rt2x00dev->hw = hw;