rt2x00: Cleanup struct skb_frame_desc.
The data and data_len fields aren't really necessary in struct skb_frame_desc, as they can be deduced from the skb itself. Signed-off-by: Gertjan van Wingerde <gwingerde@kpnplanet.nl> Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -1016,8 +1016,8 @@ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
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rt2x00_desc_write(entry_priv->desc, 1, word);
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rt2x00_desc_read(txd, 2, &word);
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rt2x00_set_field32(&word, TXD_W2_BUFFER_LENGTH, skbdesc->data_len);
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rt2x00_set_field32(&word, TXD_W2_DATABYTE_COUNT, skbdesc->data_len);
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rt2x00_set_field32(&word, TXD_W2_BUFFER_LENGTH, skb->len);
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rt2x00_set_field32(&word, TXD_W2_DATABYTE_COUNT, skb->len);
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rt2x00_desc_write(txd, 2, word);
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rt2x00_desc_read(txd, 3, &word);
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@ -1507,8 +1507,6 @@ static int rt2400pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
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*/
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skbdesc = get_skb_frame_desc(skb);
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memset(skbdesc, 0, sizeof(*skbdesc));
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skbdesc->data = skb->data;
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skbdesc->data_len = skb->len;
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skbdesc->desc = entry_priv->desc;
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skbdesc->desc_len = intf->beacon->queue->desc_size;
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skbdesc->entry = intf->beacon;
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@ -1823,8 +1823,6 @@ static int rt2500pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
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*/
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skbdesc = get_skb_frame_desc(skb);
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memset(skbdesc, 0, sizeof(*skbdesc));
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skbdesc->data = skb->data;
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skbdesc->data_len = skb->len;
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skbdesc->desc = entry_priv->desc;
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skbdesc->desc_len = intf->beacon->queue->desc_size;
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skbdesc->entry = intf->beacon;
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@ -1088,7 +1088,8 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
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rt2x00_set_field32(&word, TXD_W0_NEW_SEQ,
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test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags));
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rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
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rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skbdesc->data_len);
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rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT,
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skb->len - skbdesc->desc_len);
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rt2x00_set_field32(&word, TXD_W0_CIPHER, CIPHER_NONE);
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rt2x00_desc_write(txd, 0, word);
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}
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@ -1196,8 +1197,6 @@ static void rt2500usb_fill_rxdone(struct queue_entry *entry,
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* Adjust the skb memory window to the frame boundaries.
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*/
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skb_trim(entry->skb, rxdesc->size);
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skbdesc->data = entry->skb->data;
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skbdesc->data_len = rxdesc->size;
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}
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/*
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@ -1711,8 +1710,6 @@ static int rt2500usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
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*/
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skbdesc = get_skb_frame_desc(skb);
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memset(skbdesc, 0, sizeof(*skbdesc));
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skbdesc->data = skb->data + intf->beacon->queue->desc_size;
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skbdesc->data_len = skb->len - intf->beacon->queue->desc_size;
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skbdesc->desc = skb->data;
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skbdesc->desc_len = intf->beacon->queue->desc_size;
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skbdesc->entry = intf->beacon;
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@ -133,7 +133,7 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
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return;
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}
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skbcopy = alloc_skb(sizeof(*dump_hdr) + desc->desc_len + desc->data_len,
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skbcopy = alloc_skb(sizeof(*dump_hdr) + desc->desc_len + skb->len,
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GFP_ATOMIC);
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if (!skbcopy) {
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DEBUG(rt2x00dev, "Failed to copy skb for dump.\n");
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@ -144,7 +144,7 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
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dump_hdr->version = cpu_to_le32(DUMP_HEADER_VERSION);
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dump_hdr->header_length = cpu_to_le32(sizeof(*dump_hdr));
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dump_hdr->desc_length = cpu_to_le32(desc->desc_len);
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dump_hdr->data_length = cpu_to_le32(desc->data_len);
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dump_hdr->data_length = cpu_to_le32(skb->len);
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dump_hdr->chip_rt = cpu_to_le16(rt2x00dev->chip.rt);
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dump_hdr->chip_rf = cpu_to_le16(rt2x00dev->chip.rf);
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dump_hdr->chip_rev = cpu_to_le32(rt2x00dev->chip.rev);
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@ -155,7 +155,7 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
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dump_hdr->timestamp_usec = cpu_to_le32(timestamp.tv_usec);
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memcpy(skb_put(skbcopy, desc->desc_len), desc->desc, desc->desc_len);
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memcpy(skb_put(skbcopy, desc->data_len), desc->data, desc->data_len);
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memcpy(skb_put(skbcopy, skb->len), skb->data, skb->len);
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skb_queue_tail(&intf->frame_dump_skbqueue, skbcopy);
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wake_up_interruptible(&intf->frame_dump_waitqueue);
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@ -61,8 +61,6 @@ int rt2x00pci_write_tx_data(struct queue_entry *entry)
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*/
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skbdesc = get_skb_frame_desc(entry->skb);
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memset(skbdesc, 0, sizeof(*skbdesc));
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skbdesc->data = entry->skb->data;
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skbdesc->data_len = entry->skb->len;
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skbdesc->desc = entry_priv->desc;
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skbdesc->desc_len = entry->queue->desc_size;
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skbdesc->entry = entry;
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@ -126,8 +124,6 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
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*/
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skbdesc = get_skb_frame_desc(entry->skb);
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memset(skbdesc, 0, sizeof(*skbdesc));
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skbdesc->data = entry->skb->data;
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skbdesc->data_len = entry->skb->len;
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skbdesc->desc = entry_priv->desc;
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skbdesc->desc_len = queue->desc_size;
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skbdesc->entry = entry;
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@ -105,11 +105,8 @@ enum data_queue_qid {
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struct skb_frame_desc {
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unsigned int flags;
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unsigned short data_len;
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unsigned short desc_len;
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void *data;
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void *desc;
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unsigned int desc_len;
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struct queue_entry *entry;
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};
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@ -192,8 +192,6 @@ int rt2x00usb_write_tx_data(struct queue_entry *entry)
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*/
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skbdesc = get_skb_frame_desc(entry->skb);
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memset(skbdesc, 0, sizeof(*skbdesc));
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skbdesc->data = entry->skb->data + entry->queue->desc_size;
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skbdesc->data_len = entry->skb->len - entry->queue->desc_size;
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skbdesc->desc = entry->skb->data;
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skbdesc->desc_len = entry->queue->desc_size;
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skbdesc->entry = entry;
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@ -352,7 +350,6 @@ static void rt2x00usb_interrupt_rxdone(struct urb *urb)
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}
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/* Update data pointers, trim buffer to correct size */
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skbdesc->data = entry->skb->data;
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skb_trim(entry->skb, rxdesc.size);
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/*
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@ -1562,7 +1562,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
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if (skbdesc->desc_len > TXINFO_SIZE) {
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rt2x00_desc_read(txd, 11, &word);
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rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0, skbdesc->data_len);
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rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0, skb->len);
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rt2x00_desc_write(txd, 11, word);
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}
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@ -1581,7 +1581,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
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rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
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test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags));
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rt2x00_set_field32(&word, TXD_W0_TKIP_MIC, 0);
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rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skbdesc->data_len);
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rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skb->len);
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rt2x00_set_field32(&word, TXD_W0_BURST,
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test_bit(ENTRY_TXD_BURST, &txdesc->flags));
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rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE);
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@ -2375,8 +2375,6 @@ static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
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*/
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skbdesc = get_skb_frame_desc(skb);
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memset(skbdesc, 0, sizeof(*skbdesc));
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skbdesc->data = skb->data;
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skbdesc->data_len = skb->len;
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skbdesc->desc = entry_priv->desc;
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skbdesc->desc_len = intf->beacon->queue->desc_size;
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skbdesc->entry = intf->beacon;
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@ -2401,7 +2399,7 @@ static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
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skbdesc->desc, skbdesc->desc_len);
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rt2x00pci_register_multiwrite(rt2x00dev,
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beacon_base + skbdesc->desc_len,
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skbdesc->data, skbdesc->data_len);
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skb->data, skb->len);
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rt61pci_kick_tx_queue(rt2x00dev, QID_BEACON);
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return 0;
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@ -1320,7 +1320,8 @@ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
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rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
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test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags));
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rt2x00_set_field32(&word, TXD_W0_TKIP_MIC, 0);
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rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skbdesc->data_len);
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rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT,
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skb->len - skbdesc->desc_len);
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rt2x00_set_field32(&word, TXD_W0_BURST2,
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test_bit(ENTRY_TXD_BURST, &txdesc->flags));
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rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE);
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@ -1466,8 +1467,6 @@ static void rt73usb_fill_rxdone(struct queue_entry *entry,
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*/
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skb_pull(entry->skb, entry->queue->desc_size);
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skb_trim(entry->skb, rxdesc->size);
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skbdesc->data = entry->skb->data;
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skbdesc->data_len = rxdesc->size;
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}
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/*
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@ -1980,8 +1979,6 @@ static int rt73usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
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*/
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skbdesc = get_skb_frame_desc(skb);
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memset(skbdesc, 0, sizeof(*skbdesc));
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skbdesc->data = skb->data + intf->beacon->queue->desc_size;
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skbdesc->data_len = skb->len - intf->beacon->queue->desc_size;
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skbdesc->desc = skb->data;
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skbdesc->desc_len = intf->beacon->queue->desc_size;
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skbdesc->entry = intf->beacon;
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