diff options
| author | Sieng Piaw Liew <liew.s.piaw@gmail.com> | 2022-06-23 14:48:42 +0800 |
|---|---|---|
| committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2023-03-04 19:28:16 +0100 |
| commit | 6276dad6caadc6dc96bb6fb54d432bc8d8455a0e (patch) | |
| tree | 3e101f5c0e1f92cd73b271d96cefe6182fd56a32 /target/linux | |
| parent | 330cbcc09c4d142279b958e6d0e4b764dacd686c (diff) | |
| download | upstream-6276dad6caadc6dc96bb6fb54d432bc8d8455a0e.tar.gz upstream-6276dad6caadc6dc96bb6fb54d432bc8d8455a0e.tar.bz2 upstream-6276dad6caadc6dc96bb6fb54d432bc8d8455a0e.zip | |
bmips: improve rx loop
Use existing rx processed count to track against budget, thereby making
budget decrement operation redundant.
rx_desc_count can be calculated outside the rx loop, making the loop a
bit smaller.
Signed-off-by: Sieng Piaw Liew <liew.s.piaw@gmail.com>
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c b/target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c index 962f9ac887..04884a122d 100644 --- a/target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c +++ b/target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c @@ -367,7 +367,6 @@ static int bcm6368_enetsw_receive_queue(struct net_device *dev, int budget) priv->rx_curr_desc++; if (priv->rx_curr_desc == priv->rx_ring_size) priv->rx_curr_desc = 0; - priv->rx_desc_count--; /* if the packet does not have start of packet _and_ * end of packet flag set, then just recycle it */ @@ -420,7 +419,9 @@ static int bcm6368_enetsw_receive_queue(struct net_device *dev, int budget) dev->stats.rx_packets++; dev->stats.rx_bytes += len; netif_receive_skb(skb); - } while (--budget > 0); + } while (processed < budget); + + priv->rx_desc_count -= processed; if (processed || !priv->rx_desc_count) { bcm6368_enetsw_refill_rx(dev, true); |