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rt2x00: Move filling of TX URB to rt2x00usb_kick_tx_entry function.

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There is no need to fill the TX URB this early, and moving it to the
rt2x00usb_kick_tx_entry function allows us to merge the PCI and USB
variants of the write_tx_data function.

Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Gertjan van Wingerde 2010-06-29 21:40:34 +02:00 committed by John W. Linville
parent 398ab9ea74
commit fe7256971f
1 changed files with 17 additions and 16 deletions
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33
drivers/net/wireless/rt2x00/rt2x00usb.c
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@ -211,9 +211,6 @@ int rt2x00usb_write_tx_data(struct queue_entry *entry,
struct txentry_desc *txdesc)
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev);
struct queue_entry_priv_usb *entry_priv = entry->priv_data;
u32 length;
/*
* Add the descriptor in front of the skb.
@ -221,18 +218,6 @@ int rt2x00usb_write_tx_data(struct queue_entry *entry,
skb_push(entry->skb, entry->queue->desc_size);
memset(entry->skb->data, 0, entry->queue->desc_size);
/*
* 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(entry);
usb_fill_bulk_urb(entry_priv->urb, usb_dev,
usb_sndbulkpipe(usb_dev, entry->queue->usb_endpoint),
entry->skb->data, length,
rt2x00usb_interrupt_txdone, entry);
/*
* Call the driver's write_tx_datadesc function, if it exists.
*/
@ -245,10 +230,26 @@ EXPORT_SYMBOL_GPL(rt2x00usb_write_tx_data);
static inline void rt2x00usb_kick_tx_entry(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 *entry_priv = entry->priv_data;
u32 length;
if (test_and_clear_bit(ENTRY_DATA_PENDING, &entry->flags)) {
/*
* 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(entry);
usb_fill_bulk_urb(entry_priv->urb, usb_dev,
usb_sndbulkpipe(usb_dev, entry->queue->usb_endpoint),
entry->skb->data, length,
rt2x00usb_interrupt_txdone, entry);
if (test_and_clear_bit(ENTRY_DATA_PENDING, &entry->flags))
usb_submit_urb(entry_priv->urb, GFP_ATOMIC);
}
}
void rt2x00usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,