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path: root/drivers/net/netxen/netxen_nic_init.c
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Diffstat (limited to 'drivers/net/netxen/netxen_nic_init.c')
-rw-r--r--drivers/net/netxen/netxen_nic_init.c129
1 files changed, 27 insertions, 102 deletions
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 582828756ef..485b947932a 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -32,7 +32,6 @@
#include <linux/delay.h>
#include "netxen_nic.h"
#include "netxen_nic_hw.h"
-#include "netxen_nic_phan_reg.h"
struct crb_addr_pair {
u32 addr;
@@ -184,13 +183,6 @@ void netxen_free_sw_resources(struct netxen_adapter *adapter)
kfree(recv_ctx->rds_rings);
skip_rds:
- if (recv_ctx->sds_rings == NULL)
- goto skip_sds;
-
- for(ring = 0; ring < adapter->max_sds_rings; ring++)
- recv_ctx->sds_rings[ring].consumer = 0;
-
-skip_sds:
if (adapter->tx_ring == NULL)
return;
@@ -273,6 +265,10 @@ int netxen_alloc_sw_resources(struct netxen_adapter *adapter)
else
rds_ring->dma_size =
NX_P2_RX_JUMBO_BUF_MAX_LEN;
+
+ if (adapter->capabilities & NX_CAP0_HW_LRO)
+ rds_ring->dma_size += NX_LRO_BUFFER_EXTRA;
+
rds_ring->skb_size =
rds_ring->dma_size + NET_IP_ALIGN;
break;
@@ -327,48 +323,6 @@ err_out:
return -ENOMEM;
}
-void netxen_initialize_adapter_ops(struct netxen_adapter *adapter)
-{
- adapter->macaddr_set = netxen_p2_nic_set_mac_addr;
- adapter->set_multi = netxen_p2_nic_set_multi;
-
- switch (adapter->ahw.port_type) {
- case NETXEN_NIC_GBE:
- adapter->enable_phy_interrupts =
- netxen_niu_gbe_enable_phy_interrupts;
- adapter->disable_phy_interrupts =
- netxen_niu_gbe_disable_phy_interrupts;
- adapter->set_mtu = netxen_nic_set_mtu_gb;
- adapter->set_promisc = netxen_niu_set_promiscuous_mode;
- adapter->phy_read = netxen_niu_gbe_phy_read;
- adapter->phy_write = netxen_niu_gbe_phy_write;
- adapter->init_port = netxen_niu_gbe_init_port;
- adapter->stop_port = netxen_niu_disable_gbe_port;
- break;
-
- case NETXEN_NIC_XGBE:
- adapter->enable_phy_interrupts =
- netxen_niu_xgbe_enable_phy_interrupts;
- adapter->disable_phy_interrupts =
- netxen_niu_xgbe_disable_phy_interrupts;
- adapter->set_mtu = netxen_nic_set_mtu_xgb;
- adapter->init_port = netxen_niu_xg_init_port;
- adapter->set_promisc = netxen_niu_xg_set_promiscuous_mode;
- adapter->stop_port = netxen_niu_disable_xg_port;
- break;
-
- default:
- break;
- }
-
- if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
- 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;
- }
-}
-
/*
* netxen_decode_crb_addr(0 - utility to translate from internal Phantom CRB
* address to external PCI CRB address.
@@ -396,37 +350,7 @@ static u32 netxen_decode_crb_addr(u32 addr)
return (pci_base + offset);
}
-static long rom_max_timeout = 100;
-static long rom_lock_timeout = 10000;
-
-static int rom_lock(struct netxen_adapter *adapter)
-{
- int iter;
- u32 done = 0;
- int timeout = 0;
-
- while (!done) {
- /* acquire semaphore2 from PCI HW block */
- done = NXRD32(adapter, NETXEN_PCIE_REG(PCIE_SEM2_LOCK));
- if (done == 1)
- break;
- if (timeout >= rom_lock_timeout)
- return -EIO;
-
- timeout++;
- /*
- * Yield CPU
- */
- if (!in_atomic())
- schedule();
- else {
- for (iter = 0; iter < 20; iter++)
- cpu_relax(); /*This a nop instr on i386 */
- }
- }
- NXWR32(adapter, NETXEN_ROM_LOCK_ID, ROM_LOCK_DRIVER);
- return 0;
-}
+#define NETXEN_MAX_ROM_WAIT_USEC 100
static int netxen_wait_rom_done(struct netxen_adapter *adapter)
{
@@ -438,22 +362,16 @@ static int netxen_wait_rom_done(struct netxen_adapter *adapter)
while (done == 0) {
done = NXRD32(adapter, NETXEN_ROMUSB_GLB_STATUS);
done &= 2;
- timeout++;
- if (timeout >= rom_max_timeout) {
- printk("Timeout reached waiting for rom done");
+ if (++timeout >= NETXEN_MAX_ROM_WAIT_USEC) {
+ dev_err(&adapter->pdev->dev,
+ "Timeout reached waiting for rom done");
return -EIO;
}
+ udelay(1);
}
return 0;
}
-static void netxen_rom_unlock(struct netxen_adapter *adapter)
-{
- /* release semaphore2 */
- NXRD32(adapter, NETXEN_PCIE_REG(PCIE_SEM2_UNLOCK));
-
-}
-
static int do_rom_fast_read(struct netxen_adapter *adapter,
int addr, int *valp)
{
@@ -498,7 +416,7 @@ netxen_rom_fast_read_words(struct netxen_adapter *adapter, int addr,
{
int ret;
- ret = rom_lock(adapter);
+ ret = netxen_rom_lock(adapter);
if (ret < 0)
return ret;
@@ -512,7 +430,7 @@ int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp)
{
int ret;
- if (rom_lock(adapter) != 0)
+ if (netxen_rom_lock(adapter) != 0)
return -EIO;
ret = do_rom_fast_read(adapter, addr, valp);
@@ -533,7 +451,7 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
u32 off;
/* resetall */
- rom_lock(adapter);
+ netxen_rom_lock(adapter);
NXWR32(adapter, NETXEN_ROMUSB_GLB_SW_RESET, 0xffffffff);
netxen_rom_unlock(adapter);
@@ -964,6 +882,7 @@ netxen_release_firmware(struct netxen_adapter *adapter)
{
if (adapter->fw)
release_firmware(adapter->fw);
+ adapter->fw = NULL;
}
int netxen_init_dummy_dma(struct netxen_adapter *adapter)
@@ -1280,11 +1199,12 @@ netxen_process_rcv(struct netxen_adapter *adapter,
if (pkt_offset)
skb_pull(skb, pkt_offset);
+ skb->truesize = skb->len + sizeof(struct sk_buff);
skb->protocol = eth_type_trans(skb, netdev);
napi_gro_receive(&sds_ring->napi, skb);
- adapter->stats.no_rcv++;
+ adapter->stats.rx_pkts++;
adapter->stats.rxbytes += length;
return buffer;
@@ -1341,8 +1261,7 @@ netxen_process_lro(struct netxen_adapter *adapter,
skb_put(skb, lro_length + data_offset);
- skb->truesize = (skb->len + sizeof(struct sk_buff) +
- ((unsigned long)skb->data - (unsigned long)skb->head));
+ skb->truesize = skb->len + sizeof(struct sk_buff) + skb_headroom(skb);
skb_pull(skb, l2_hdr_offset);
skb->protocol = eth_type_trans(skb, netdev);
@@ -1357,8 +1276,13 @@ netxen_process_lro(struct netxen_adapter *adapter,
th->psh = push;
th->seq = htonl(seq_number);
+ length = skb->len;
+
netif_receive_skb(skb);
+ adapter->stats.lro_pkts++;
+ adapter->stats.rxbytes += length;
+
return buffer;
}
@@ -1448,7 +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;
@@ -1566,7 +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)) {
@@ -1582,9 +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);
}
}
}
@@ -1626,7 +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);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-14 00:29:19 +0000