diff options
| author | Amit Kumar Salecha <amit@netxen.com> | 2009-09-05 17:43:10 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-09-07 01:53:13 -0700 |
| commit | 195c5f9829407857cba86f083caec6302b1fd8e1 (patch) | |
| tree | d208ca059eaa3f6dd0dd4fb23226f84584a341e4 /drivers/net/netxen/netxen_nic_init.c | |
| parent | d0725e4d3ccf603c4fcf3589850cb464c927d42a (diff) | |
netxen: pre calculate register addresses
For registers accessed in fast path (interrupt / softirq)
avoid expensive I/O address translation. These registers
are directly mapped in PCI bar 0 and do not require
any window checks.
Signed-off-by: Amit Kumar Salecha <amit@netxen.com>
Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/netxen/netxen_nic_init.c')
| -rw-r--r-- | drivers/net/netxen/netxen_nic_init.c | 34 |
1 files changed, 6 insertions, 28 deletions
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 534994dc167f..485b947932a1 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -323,29 +323,6 @@ err_out: return -ENOMEM; } -void netxen_initialize_adapter_ops(struct netxen_adapter *adapter) -{ - adapter->init_port = netxen_niu_xg_init_port; - adapter->stop_port = netxen_niu_disable_xg_port; - - if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { - adapter->macaddr_set = netxen_p2_nic_set_mac_addr; - adapter->set_multi = netxen_p2_nic_set_multi; - adapter->set_mtu = netxen_nic_set_mtu_xgb; - adapter->set_promisc = netxen_p2_nic_set_promisc; - } else { - adapter->set_mtu = nx_fw_cmd_set_mtu; - adapter->set_promisc = netxen_p3_nic_set_promisc; - adapter->macaddr_set = netxen_p3_nic_set_mac_addr; - adapter->set_multi = netxen_p3_nic_set_multi; - - if (adapter->ahw.port_type == NETXEN_NIC_GBE) { - adapter->phy_read = nx_fw_cmd_query_phy; - adapter->phy_write = nx_fw_cmd_set_phy; - } - } -} - /* * netxen_decode_crb_addr(0 - utility to translate from internal Phantom CRB * address to external PCI CRB address. @@ -1395,7 +1372,7 @@ skip: if (count) { sds_ring->consumer = consumer; - NXWR32(adapter, sds_ring->crb_sts_consumer, consumer); + NXWRIO(adapter, sds_ring->crb_sts_consumer, consumer); } return count; @@ -1513,7 +1490,7 @@ netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ringid, if (count) { rds_ring->producer = producer; - NXWR32(adapter, rds_ring->crb_rcv_producer, + NXWRIO(adapter, rds_ring->crb_rcv_producer, (producer-1) & (rds_ring->num_desc-1)); if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { @@ -1529,9 +1506,10 @@ netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ringid, (rds_ring->num_desc - 1))); netxen_set_msg_ctxid(msg, adapter->portnum); netxen_set_msg_opcode(msg, NETXEN_RCV_PRODUCER(ringid)); - writel(msg, - DB_NORMALIZE(adapter, + read_lock(&adapter->adapter_lock); + writel(msg, DB_NORMALIZE(adapter, NETXEN_RCV_PRODUCER_OFFSET)); + read_unlock(&adapter->adapter_lock); } } } @@ -1573,7 +1551,7 @@ netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter, if (count) { rds_ring->producer = producer; - NXWR32(adapter, rds_ring->crb_rcv_producer, + NXWRIO(adapter, rds_ring->crb_rcv_producer, (producer - 1) & (rds_ring->num_desc - 1)); } spin_unlock(&rds_ring->lock); |