struct txentry_desc *txdesc)
{
struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
- __le32 *txd = skbdesc->desc;
+ __le32 *txd = (__le32 *)(skb->data - TXD_DESC_SIZE);
u32 word;
/*
* Start writing the descriptor words.
*/
+ rt2x00_desc_read(txd, 0, &word);
+ rt2x00_set_field32(&word, TXD_W0_BURST,
+ test_bit(ENTRY_TXD_BURST, &txdesc->flags));
+ rt2x00_set_field32(&word, TXD_W0_VALID, 1);
+ rt2x00_set_field32(&word, TXD_W0_MORE_FRAG,
+ test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
+ rt2x00_set_field32(&word, TXD_W0_ACK,
+ test_bit(ENTRY_TXD_ACK, &txdesc->flags));
+ rt2x00_set_field32(&word, TXD_W0_TIMESTAMP,
+ test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
+ rt2x00_set_field32(&word, TXD_W0_OFDM,
+ (txdesc->rate_mode == RATE_MODE_OFDM));
+ rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
+ rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
+ test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags));
+ rt2x00_set_field32(&word, TXD_W0_TKIP_MIC,
+ test_bit(ENTRY_TXD_ENCRYPT_MMIC, &txdesc->flags));
+ rt2x00_set_field32(&word, TXD_W0_KEY_TABLE,
+ test_bit(ENTRY_TXD_ENCRYPT_PAIRWISE, &txdesc->flags));
+ rt2x00_set_field32(&word, TXD_W0_KEY_INDEX, txdesc->key_idx);
+ rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length);
+ rt2x00_set_field32(&word, TXD_W0_BURST2,
+ test_bit(ENTRY_TXD_BURST, &txdesc->flags));
+ rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, txdesc->cipher);
+ rt2x00_desc_write(txd, 0, word);
+
rt2x00_desc_read(txd, 1, &word);
rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, txdesc->queue);
rt2x00_set_field32(&word, TXD_W1_AIFSN, txdesc->aifs);
rt2x00_set_field32(&word, TXD_W5_WAITING_DMA_DONE_INT, 1);
rt2x00_desc_write(txd, 5, word);
- rt2x00_desc_read(txd, 0, &word);
- rt2x00_set_field32(&word, TXD_W0_BURST,
- test_bit(ENTRY_TXD_BURST, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_VALID, 1);
- rt2x00_set_field32(&word, TXD_W0_MORE_FRAG,
- test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_ACK,
- test_bit(ENTRY_TXD_ACK, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_TIMESTAMP,
- test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_OFDM,
- (txdesc->rate_mode == RATE_MODE_OFDM));
- rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
- rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
- test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_TKIP_MIC,
- test_bit(ENTRY_TXD_ENCRYPT_MMIC, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_KEY_TABLE,
- test_bit(ENTRY_TXD_ENCRYPT_PAIRWISE, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_KEY_INDEX, txdesc->key_idx);
- rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length);
- rt2x00_set_field32(&word, TXD_W0_BURST2,
- test_bit(ENTRY_TXD_BURST, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, txdesc->cipher);
- rt2x00_desc_write(txd, 0, word);
+ /*
+ * Register descriptor details in skb frame descriptor.
+ */
+ skbdesc->desc = txd;
+ skbdesc->desc_len = TXD_DESC_SIZE;
}
/*
struct txentry_desc *txdesc)
{
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.
rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
+ /*
+ * Take the descriptor in front of the skb into account.
+ */
+ skb_push(entry->skb, TXD_DESC_SIZE);
+
/*
* Write entire beacon with descriptor to register.
*/