diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2020-07-15 14:46:27 +0200 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2020-07-21 19:01:18 +0200 |
| commit | 75b10f0cbd0b9ff5d6a8f0c3ee5ce4193cd0450a (patch) | |
| tree | 7e7bae139e7be69112a2070a053275b862527653 /drivers/net/wireless/mediatek/mt76/usb.c | |
| parent | cdcba424814d79e3dbffa06668f72099288a23f6 (diff) | |
mt76: mt76u: add mt76_skb_adjust_pad utility routine
Introduce mt76_skb_adjust_pad to reuse the code adding sdio support to
mt7615 driver and remove code duplication. Move 4B header configuration
for usb devices out of mt76_skb_adjust_pad
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/usb.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/usb.c | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 84e2fd0a4fc1..5f19f9e51d9c 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -904,35 +904,6 @@ mt76u_tx_setup_buffers(struct mt76_dev *dev, struct sk_buff *skb, return urb->num_sgs; } -int mt76u_skb_dma_info(struct sk_buff *skb, u32 info) -{ - struct sk_buff *iter, *last = skb; - u32 pad; - - put_unaligned_le32(info, skb_push(skb, sizeof(info))); - /* Add zero pad of 4 - 7 bytes */ - pad = round_up(skb->len, 4) + 4 - skb->len; - - /* First packet of a A-MSDU burst keeps track of the whole burst - * length, need to update length of it and the last packet. - */ - skb_walk_frags(skb, iter) { - last = iter; - if (!iter->next) { - skb->data_len += pad; - skb->len += pad; - break; - } - } - - if (skb_pad(last, pad)) - return -ENOMEM; - __skb_put(last, pad); - - return 0; -} -EXPORT_SYMBOL_GPL(mt76u_skb_dma_info); - static int mt76u_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, struct sk_buff *skb, struct mt76_wcid *wcid, |