diff options
| author | Lennert Buytenhek <buytenh@wantstofly.org> | 2008-06-01 02:40:33 +0200 |
|---|---|---|
| committer | Lennert Buytenhek <buytenh@wantstofly.org> | 2008-06-12 08:40:31 +0200 |
| commit | fab1f6b1e25c2c7e9d0b79e589a5e48fdead47f6 (patch) | |
| tree | f5ccc7b3aeee7d4299f3276a90d3c16dddffe5c0 /drivers/net/mv643xx_eth.c | |
| parent | 5dc4d174e2fc0a30ae8fbeb0de81d7cef21f8885 (diff) | |
mv643xx_eth: kill ->rx_resource_err
The ->rx_resource_err variable doesn't serve a useful purpose --
kill it.
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Acked-by: Dale Farnsworth <dale@farnsworth.org>
Diffstat (limited to 'drivers/net/mv643xx_eth.c')
| -rw-r--r-- | drivers/net/mv643xx_eth.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 63e0d0fff95..f23e82c84ae 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -320,8 +320,6 @@ struct mv643xx_eth_private { u32 tx_sram_addr; /* Base address of tx sram area */ u32 tx_sram_size; /* Size of tx sram area */ - int rx_resource_err; /* Rx ring resource error flag */ - /* Tx/Rx rings managment indexes fields. For driver use */ /* Next available and first returning Rx resource */ @@ -472,9 +470,6 @@ static FUNC_RET_STATUS rx_return_buff(struct mv643xx_eth_private *mp, /* Move the used descriptor pointer to the next descriptor */ mp->rx_used_desc_q = (used_rx_desc + 1) % mp->rx_ring_size; - /* Any Rx return cancels the Rx resource error status */ - mp->rx_resource_err = 0; - spin_unlock_irqrestore(&mp->lock, flags); return ETH_OK; @@ -531,10 +526,6 @@ static FUNC_RET_STATUS port_receive(struct mv643xx_eth_private *mp, unsigned int command_status; unsigned long flags; - /* Do not process Rx ring in case of Rx ring resource error */ - if (mp->rx_resource_err) - return ETH_QUEUE_FULL; - spin_lock_irqsave(&mp->lock, flags); /* Get the Rx Desc ring 'curr and 'used' indexes */ @@ -569,10 +560,6 @@ static FUNC_RET_STATUS port_receive(struct mv643xx_eth_private *mp, rx_next_curr_desc = (rx_curr_desc + 1) % mp->rx_ring_size; mp->rx_curr_desc_q = rx_next_curr_desc; - /* Rx descriptors exhausted. Set the Rx ring resource error flag */ - if (rx_next_curr_desc == rx_used_desc) - mp->rx_resource_err = 1; - spin_unlock_irqrestore(&mp->lock, flags); return ETH_OK; @@ -1760,8 +1747,6 @@ static unsigned int set_tx_coal(struct mv643xx_eth_private *mp, static void port_init(struct mv643xx_eth_private *mp) { - mp->rx_resource_err = 0; - port_reset(mp); init_mac_tables(mp); |