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mv643xx_eth: inline txq_alloc_desc_index()

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Since txq_alloc_desc_index() is a very simple function, and since
descriptor ring index handling for transmit reclaim, receive
processing and receive refill is already handled inline as well,
inline txq_alloc_desc_index() into its two call sites.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Lennert Buytenhek 2008-11-20 03:58:09 -08:00 committed by David S. Miller
parent 37a6084f4b
commit 66823b928d
1 changed files with 6 additions and 17 deletions
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23
drivers/net/mv643xx_eth.c
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@ -651,21 +651,6 @@ static inline unsigned int has_tiny_unaligned_frags(struct sk_buff *skb)
return 0;
}
static int txq_alloc_desc_index(struct tx_queue *txq)
{
int tx_desc_curr;
BUG_ON(txq->tx_desc_count >= txq->tx_ring_size);
tx_desc_curr = txq->tx_curr_desc++;
if (txq->tx_curr_desc == txq->tx_ring_size)
txq->tx_curr_desc = 0;
BUG_ON(txq->tx_curr_desc == txq->tx_used_desc);
return tx_desc_curr;
}
static void txq_submit_frag_skb(struct tx_queue *txq, struct sk_buff *skb)
{
int nr_frags = skb_shinfo(skb)->nr_frags;
@ -677,7 +662,9 @@ static void txq_submit_frag_skb(struct tx_queue *txq, struct sk_buff *skb)
struct tx_desc *desc;
this_frag = &skb_shinfo(skb)->frags[frag];
tx_index = txq_alloc_desc_index(txq);
tx_index = txq->tx_curr_desc++;
if (txq->tx_curr_desc == txq->tx_ring_size)
txq->tx_curr_desc = 0;
desc = &txq->tx_desc_area[tx_index];
/*
@ -759,7 +746,9 @@ no_csum:
cmd_sts |= 5 << TX_IHL_SHIFT;
}
tx_index = txq_alloc_desc_index(txq);
tx_index = txq->tx_curr_desc++;
if (txq->tx_curr_desc == txq->tx_ring_size)
txq->tx_curr_desc = 0;
desc = &txq->tx_desc_area[tx_index];
if (nr_frags) {