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S2IO: Statistics for link up/down and memory allocated/freed 

1. Added statistics for link up/down, last link up/down.
2. Statistics for memory allocated/freed.
3. Changed level of some DBG_PRINTs.

Signed-off-by: Sreenivasa Honnur <sreenivasa.honnur@neterion.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Sreenivasa Honnur 2007-05-10 04:22:25 -04:00 committed by Jeff Garzik
parent c53d49453f
commit 491976b2bc
2 changed files with 282 additions and 42 deletions
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300
drivers/net/s2io.c
View File

@ -84,7 +84,7 @@
#include "s2io.h"
#include "s2io-regs.h"
#define DRV_VERSION "2.0.22.1"
#define DRV_VERSION "2.0.23.1"
/* S2io Driver name & version. */
static char s2io_driver_name[] = "Neterion";
@ -282,7 +282,27 @@ static char ethtool_driver_stats_keys[][ETH_GSTRING_LEN] = {
("lro_flush_due_to_max_pkts"),
("lro_avg_aggr_pkts"),
("mem_alloc_fail_cnt"),
("watchdog_timer_cnt")
("watchdog_timer_cnt"),
("mem_allocated"),
("mem_freed"),
("link_up_cnt"),
("link_down_cnt"),
("link_up_time"),
("link_down_time"),
("tx_tcode_buf_abort_cnt"),
("tx_tcode_desc_abort_cnt"),
("tx_tcode_parity_err_cnt"),
("tx_tcode_link_loss_cnt"),
("tx_tcode_list_proc_err_cnt"),
("rx_tcode_parity_err_cnt"),
("rx_tcode_abort_cnt"),
("rx_tcode_parity_abort_cnt"),
("rx_tcode_rda_fail_cnt"),
("rx_tcode_unkn_prot_cnt"),
("rx_tcode_fcs_err_cnt"),
("rx_tcode_buf_size_err_cnt"),
("rx_tcode_rxd_corrupt_cnt"),
("rx_tcode_unkn_err_cnt")
};
#define S2IO_XENA_STAT_LEN sizeof(ethtool_xena_stats_keys)/ ETH_GSTRING_LEN
@ -492,6 +512,7 @@ static int init_shared_mem(struct s2io_nic *nic)
struct mac_info *mac_control;
struct config_param *config;
unsigned long long mem_allocated = 0;
mac_control = &nic->mac_control;
config = &nic->config;
@ -521,6 +542,7 @@ static int init_shared_mem(struct s2io_nic *nic)
"Malloc failed for list_info\n");
return -ENOMEM;
}
mem_allocated += list_holder_size;
memset(mac_control->fifos[i].list_info, 0, list_holder_size);
}
for (i = 0; i < config->tx_fifo_num; i++) {
@ -567,6 +589,7 @@ static int init_shared_mem(struct s2io_nic *nic)
DBG_PRINT(INFO_DBG, "failed for TxDL\n");
return -ENOMEM;
}
mem_allocated += PAGE_SIZE;
}
while (k < lst_per_page) {
int l = (j * lst_per_page) + k;
@ -584,6 +607,7 @@ static int init_shared_mem(struct s2io_nic *nic)
nic->ufo_in_band_v = kcalloc(size, sizeof(u64), GFP_KERNEL);
if (!nic->ufo_in_band_v)
return -ENOMEM;
mem_allocated += (size * sizeof(u64));
/* Allocation and initialization of RXDs in Rings */
size = 0;
@ -641,6 +665,7 @@ static int init_shared_mem(struct s2io_nic *nic)
rx_blocks->block_virt_addr = tmp_v_addr;
return -ENOMEM;
}
mem_allocated += size;
memset(tmp_v_addr, 0, size);
rx_blocks->block_virt_addr = tmp_v_addr;
rx_blocks->block_dma_addr = tmp_p_addr;
@ -649,6 +674,8 @@ static int init_shared_mem(struct s2io_nic *nic)
GFP_KERNEL);
if (!rx_blocks->rxds)
return -ENOMEM;
mem_allocated +=
(sizeof(struct rxd_info)* rxd_count[nic->rxd_mode]);
for (l=0; l<rxd_count[nic->rxd_mode];l++) {
rx_blocks->rxds[l].virt_addr =
rx_blocks->block_virt_addr +
@ -691,6 +718,7 @@ static int init_shared_mem(struct s2io_nic *nic)
GFP_KERNEL);
if (!mac_control->rings[i].ba)
return -ENOMEM;
mem_allocated +=(sizeof(struct buffAdd *) * blk_cnt);
for (j = 0; j < blk_cnt; j++) {
int k = 0;
mac_control->rings[i].ba[j] =
@ -699,6 +727,8 @@ static int init_shared_mem(struct s2io_nic *nic)
GFP_KERNEL);
if (!mac_control->rings[i].ba[j])
return -ENOMEM;
mem_allocated += (sizeof(struct buffAdd) * \
(rxd_count[nic->rxd_mode] + 1));
while (k != rxd_count[nic->rxd_mode]) {
ba = &mac_control->rings[i].ba[j][k];
@ -706,6 +736,8 @@ static int init_shared_mem(struct s2io_nic *nic)
(BUF0_LEN + ALIGN_SIZE, GFP_KERNEL);
if (!ba->ba_0_org)
return -ENOMEM;
mem_allocated +=
(BUF0_LEN + ALIGN_SIZE);
tmp = (unsigned long)ba->ba_0_org;
tmp += ALIGN_SIZE;
tmp &= ~((unsigned long) ALIGN_SIZE);
@ -715,6 +747,8 @@ static int init_shared_mem(struct s2io_nic *nic)
(BUF1_LEN + ALIGN_SIZE, GFP_KERNEL);
if (!ba->ba_1_org)
return -ENOMEM;
mem_allocated
+= (BUF1_LEN + ALIGN_SIZE);
tmp = (unsigned long) ba->ba_1_org;
tmp += ALIGN_SIZE;
tmp &= ~((unsigned long) ALIGN_SIZE);
@ -738,6 +772,7 @@ static int init_shared_mem(struct s2io_nic *nic)
*/
return -ENOMEM;
}
mem_allocated += size;
mac_control->stats_mem_sz = size;
tmp_v_addr = mac_control->stats_mem;
@ -745,7 +780,7 @@ static int init_shared_mem(struct s2io_nic *nic)
memset(tmp_v_addr, 0, size);
DBG_PRINT(INIT_DBG, "%s:Ring Mem PHY: 0x%llx\n", dev->name,
(unsigned long long) tmp_p_addr);
mac_control->stats_info->sw_stat.mem_allocated += mem_allocated;
return SUCCESS;
}
@ -759,12 +794,14 @@ static int init_shared_mem(struct s2io_nic *nic)
static void free_shared_mem(struct s2io_nic *nic)
{
int i, j, blk_cnt, size;
u32 ufo_size = 0;
void *tmp_v_addr;
dma_addr_t tmp_p_addr;
struct mac_info *mac_control;
struct config_param *config;
int lst_size, lst_per_page;
struct net_device *dev = nic->dev;
int page_num = 0;
if (!nic)
return;
@ -776,8 +813,9 @@ static void free_shared_mem(struct s2io_nic *nic)
lst_per_page = PAGE_SIZE / lst_size;
for (i = 0; i < config->tx_fifo_num; i++) {
int page_num = TXD_MEM_PAGE_CNT(config->tx_cfg[i].fifo_len,
lst_per_page);
ufo_size += config->tx_cfg[i].fifo_len;
page_num = TXD_MEM_PAGE_CNT(config->tx_cfg[i].fifo_len,
lst_per_page);
for (j = 0; j < page_num; j++) {
int mem_blks = (j * lst_per_page);
if (!mac_control->fifos[i].list_info)
@ -792,6 +830,8 @@ static void free_shared_mem(struct s2io_nic *nic)
mac_control->fifos[i].
list_info[mem_blks].
list_phy_addr);
nic->mac_control.stats_info->sw_stat.mem_freed
+= PAGE_SIZE;
}
/* If we got a zero DMA address during allocation,
* free the page now
@ -805,8 +845,12 @@ static void free_shared_mem(struct s2io_nic *nic)
dev->name);
DBG_PRINT(INIT_DBG, "Virtual address %p\n",
mac_control->zerodma_virt_addr);
nic->mac_control.stats_info->sw_stat.mem_freed
+= PAGE_SIZE;
}
kfree(mac_control->fifos[i].list_info);
nic->mac_control.stats_info->sw_stat.mem_freed +=
(nic->config.tx_cfg[i].fifo_len *sizeof(struct list_info_hold));
}
size = SIZE_OF_BLOCK;
@ -821,7 +865,10 @@ static void free_shared_mem(struct s2io_nic *nic)
break;
pci_free_consistent(nic->pdev, size,
tmp_v_addr, tmp_p_addr);
nic->mac_control.stats_info->sw_stat.mem_freed += size;
kfree(mac_control->rings[i].rx_blocks[j].rxds);
nic->mac_control.stats_info->sw_stat.mem_freed +=
( sizeof(struct rxd_info)* rxd_count[nic->rxd_mode]);
}
}
@ -838,12 +885,20 @@ static void free_shared_mem(struct s2io_nic *nic)
struct buffAdd *ba =
&mac_control->rings[i].ba[j][k];
kfree(ba->ba_0_org);
nic->mac_control.stats_info->sw_stat.\
mem_freed += (BUF0_LEN + ALIGN_SIZE);
kfree(ba->ba_1_org);
nic->mac_control.stats_info->sw_stat.\
mem_freed += (BUF1_LEN + ALIGN_SIZE);
k++;
}
kfree(mac_control->rings[i].ba[j]);
nic->mac_control.stats_info->sw_stat.mem_freed += (sizeof(struct buffAdd) *
(rxd_count[nic->rxd_mode] + 1));
}
kfree(mac_control->rings[i].ba);
nic->mac_control.stats_info->sw_stat.mem_freed +=
(sizeof(struct buffAdd *) * blk_cnt);
}
}
@ -852,9 +907,14 @@ static void free_shared_mem(struct s2io_nic *nic)
mac_control->stats_mem_sz,
mac_control->stats_mem,
mac_control->stats_mem_phy);
nic->mac_control.stats_info->sw_stat.mem_freed +=
mac_control->stats_mem_sz;
}
if (nic->ufo_in_band_v)
if (nic->ufo_in_band_v) {
kfree(nic->ufo_in_band_v);
nic->mac_control.stats_info->sw_stat.mem_freed
+= (ufo_size * sizeof(u64));
}
}
/**
@ -2124,10 +2184,12 @@ static void free_tx_buffers(struct s2io_nic *nic)
for (i = 0; i < config->tx_fifo_num; i++) {
for (j = 0; j < config->tx_cfg[i].fifo_len - 1; j++) {
txdp = (struct TxD *) mac_control->fifos[i].list_info[j].
list_virt_addr;
txdp = (struct TxD *) \
mac_control->fifos[i].list_info[j].list_virt_addr;
skb = s2io_txdl_getskb(&mac_control->fifos[i], txdp, j);
if (skb) {
nic->mac_control.stats_info->sw_stat.mem_freed
+= skb->truesize;
dev_kfree_skb(skb);
cnt++;
}
@ -2194,6 +2256,8 @@ static int fill_rxd_3buf(struct s2io_nic *nic, struct RxD_t *rxdp, struct \
}
frag_list = skb_shinfo(skb)->frag_list;
skb->truesize += frag_list->truesize;
nic->mac_control.stats_info->sw_stat.mem_allocated
+= frag_list->truesize;
frag_list->next = NULL;
tmp = (void *)ALIGN((long)frag_list->data, ALIGN_SIZE + 1);
frag_list->data = tmp;
@ -2326,6 +2390,8 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
mem_alloc_fail_cnt++;
return -ENOMEM ;
}
nic->mac_control.stats_info->sw_stat.mem_allocated
+= skb->truesize;
if (nic->rxd_mode == RXD_MODE_1) {
/* 1 buffer mode - normal operation mode */
memset(rxdp, 0, sizeof(struct RxD1));
@ -2333,7 +2399,8 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
((struct RxD1*)rxdp)->Buffer0_ptr = pci_map_single
(nic->pdev, skb->data, size - NET_IP_ALIGN,
PCI_DMA_FROMDEVICE);
rxdp->Control_2 = SET_BUFFER0_SIZE_1(size - NET_IP_ALIGN);
rxdp->Control_2 =
SET_BUFFER0_SIZE_1(size - NET_IP_ALIGN);
} else if (nic->rxd_mode >= RXD_MODE_3A) {
/*
@ -2347,7 +2414,7 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
* payload
*/
/* save the buffer pointers to avoid frequent dma mapping */
/* save buffer pointers to avoid frequent dma mapping */
Buffer0_ptr = ((struct RxD3*)rxdp)->Buffer0_ptr;
Buffer1_ptr = ((struct RxD3*)rxdp)->Buffer1_ptr;
memset(rxdp, 0, sizeof(struct RxD3));
@ -2369,7 +2436,7 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
PCI_DMA_FROMDEVICE);
else
pci_dma_sync_single_for_device(nic->pdev,
(dma_addr_t) ((struct RxD3*)rxdp)->Buffer0_ptr,
(dma_addr_t) ((struct RxD3*)rxdp)->Buffer0_ptr,
BUF0_LEN, PCI_DMA_FROMDEVICE);
rxdp->Control_2 = SET_BUFFER0_SIZE_3(BUF0_LEN);
if (nic->rxd_mode == RXD_MODE_3B) {
@ -2396,6 +2463,8 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
} else {
/* 3 buffer mode */
if (fill_rxd_3buf(nic, rxdp, skb) == -ENOMEM) {
nic->mac_control.stats_info->sw_stat.\
mem_freed += skb->truesize;
dev_kfree_skb_irq(skb);
if (first_rxdp) {
wmb();
@ -2496,6 +2565,7 @@ static void free_rxd_blk(struct s2io_nic *sp, int ring_no, int blk)
PCI_DMA_FROMDEVICE);
memset(rxdp, 0, sizeof(struct RxD3));
}
sp->mac_control.stats_info->sw_stat.mem_freed += skb->truesize;
dev_kfree_skb(skb);
atomic_dec(&sp->rx_bufs_left[ring_no]);
}
@ -2825,13 +2895,35 @@ static void tx_intr_handler(struct fifo_info *fifo_data)
nic->mac_control.stats_info->sw_stat.
parity_err_cnt++;
}
if ((err >> 48) == 0xA) {
DBG_PRINT(TX_DBG, "TxD returned due \
to loss of link\n");
}
else {
DBG_PRINT(ERR_DBG, "***TxD error %llx\n", err);
}
/* update t_code statistics */
err >>= 48;
switch(err) {
case 2:
nic->mac_control.stats_info->sw_stat.
tx_buf_abort_cnt++;
break;
case 3:
nic->mac_control.stats_info->sw_stat.
tx_desc_abort_cnt++;
break;
case 7:
nic->mac_control.stats_info->sw_stat.
tx_parity_err_cnt++;
break;
case 10:
nic->mac_control.stats_info->sw_stat.
tx_link_loss_cnt++;
break;
case 15:
nic->mac_control.stats_info->sw_stat.
tx_list_proc_err_cnt++;
break;
}
}
skb = s2io_txdl_getskb(fifo_data, txdlp, get_info.offset);
@ -2844,6 +2936,7 @@ static void tx_intr_handler(struct fifo_info *fifo_data)
/* Updating the statistics block */
nic->stats.tx_bytes += skb->len;
nic->mac_control.stats_info->sw_stat.mem_freed += skb->truesize;
dev_kfree_skb_irq(skb);
get_info.offset++;
@ -3319,7 +3412,9 @@ static void s2io_reset(struct s2io_nic * sp)
u16 subid, pci_cmd;
int i;
u16 val16;
unsigned long long reset_cnt = 0;
unsigned long long up_cnt, down_cnt, up_time, down_time, reset_cnt;
unsigned long long mem_alloc_cnt, mem_free_cnt, watchdog_cnt;
DBG_PRINT(INIT_DBG,"%s - Resetting XFrame card %s\n",
__FUNCTION__, sp->dev->name);
@ -3385,11 +3480,26 @@ new_way:
/* Reset device statistics maintained by OS */
memset(&sp->stats, 0, sizeof (struct net_device_stats));
/* save reset count */
up_cnt = sp->mac_control.stats_info->sw_stat.link_up_cnt;
down_cnt = sp->mac_control.stats_info->sw_stat.link_down_cnt;
up_time = sp->mac_control.stats_info->sw_stat.link_up_time;
down_time = sp->mac_control.stats_info->sw_stat.link_down_time;
reset_cnt = sp->mac_control.stats_info->sw_stat.soft_reset_cnt;
mem_alloc_cnt = sp->mac_control.stats_info->sw_stat.mem_allocated;
mem_free_cnt = sp->mac_control.stats_info->sw_stat.mem_freed;
watchdog_cnt = sp->mac_control.stats_info->sw_stat.watchdog_timer_cnt;
/* save link up/down time/cnt, reset/memory/watchdog cnt */
memset(sp->mac_control.stats_info, 0, sizeof(struct stat_block));
/* restore reset count */
/* restore link up/down time/cnt, reset/memory/watchdog cnt */
sp->mac_control.stats_info->sw_stat.link_up_cnt = up_cnt;
sp->mac_control.stats_info->sw_stat.link_down_cnt = down_cnt;
sp->mac_control.stats_info->sw_stat.link_up_time = up_time;
sp->mac_control.stats_info->sw_stat.link_down_time = down_time;
sp->mac_control.stats_info->sw_stat.soft_reset_cnt = reset_cnt;
sp->mac_control.stats_info->sw_stat.mem_allocated = mem_alloc_cnt;
sp->mac_control.stats_info->sw_stat.mem_freed = mem_free_cnt;
sp->mac_control.stats_info->sw_stat.watchdog_timer_cnt = watchdog_cnt;
/* SXE-002: Configure link and activity LED to turn it off */
subid = sp->pdev->subsystem_device;
@ -3677,21 +3787,29 @@ static int s2io_enable_msi_x(struct s2io_nic *nic)
nic->entries = kmalloc(MAX_REQUESTED_MSI_X * sizeof(struct msix_entry),
GFP_KERNEL);
if (nic->entries == NULL) {
DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n", __FUNCTION__);
DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n", \
__FUNCTION__);
nic->mac_control.stats_info->sw_stat.mem_alloc_fail_cnt++;
return -ENOMEM;
}
memset(nic->entries, 0, MAX_REQUESTED_MSI_X * sizeof(struct msix_entry));
nic->mac_control.stats_info->sw_stat.mem_allocated
+= (MAX_REQUESTED_MSI_X * sizeof(struct msix_entry));
memset(nic->entries, 0,MAX_REQUESTED_MSI_X * sizeof(struct msix_entry));
nic->s2io_entries =
kmalloc(MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry),
GFP_KERNEL);
if (nic->s2io_entries == NULL) {
DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n", __FUNCTION__);
DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n",
__FUNCTION__);
nic->mac_control.stats_info->sw_stat.mem_alloc_fail_cnt++;
kfree(nic->entries);
nic->mac_control.stats_info->sw_stat.mem_freed
+= (MAX_REQUESTED_MSI_X * sizeof(struct msix_entry));
return -ENOMEM;
}
nic->mac_control.stats_info->sw_stat.mem_allocated
+= (MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry));
memset(nic->s2io_entries, 0,
MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry));
@ -3715,7 +3833,8 @@ static int s2io_enable_msi_x(struct s2io_nic *nic)
rx_mat = readq(&bar0->rx_mat);
for (j=0; j<nic->config.rx_ring_num; j++, msix_indx++) {
rx_mat |= RX_MAT_SET(j, msix_indx);
nic->s2io_entries[msix_indx].arg = &nic->mac_control.rings[j];
nic->s2io_entries[msix_indx].arg
= &nic->mac_control.rings[j];
nic->s2io_entries[msix_indx].type = MSIX_RING_TYPE;
nic->s2io_entries[msix_indx].in_use = MSIX_FLG;
}
@ -3724,7 +3843,8 @@ static int s2io_enable_msi_x(struct s2io_nic *nic)
tx_mat = readq(&bar0->tx_mat0_n[7]);
for (j=0; j<nic->config.rx_ring_num; j++, msix_indx++) {
tx_mat |= TX_MAT_SET(i, msix_indx);
nic->s2io_entries[msix_indx].arg = &nic->mac_control.rings[j];
nic->s2io_entries[msix_indx].arg
= &nic->mac_control.rings[j];
nic->s2io_entries[msix_indx].type = MSIX_RING_TYPE;
nic->s2io_entries[msix_indx].in_use = MSIX_FLG;
}
@ -3741,7 +3861,11 @@ static int s2io_enable_msi_x(struct s2io_nic *nic)
if (ret) {
DBG_PRINT(ERR_DBG, "%s: Enabling MSIX failed\n", nic->dev->name);
kfree(nic->entries);
nic->mac_control.stats_info->sw_stat.mem_freed
+= (MAX_REQUESTED_MSI_X * sizeof(struct msix_entry));
kfree(nic->s2io_entries);
nic->mac_control.stats_info->sw_stat.mem_freed
+= (MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry));
nic->entries = NULL;
nic->s2io_entries = NULL;
nic->avail_msix_vectors = 0;
@ -3809,10 +3933,16 @@ static int s2io_open(struct net_device *dev)
hw_init_failed:
if (sp->intr_type == MSI_X) {
if (sp->entries)
if (sp->entries) {
kfree(sp->entries);
if (sp->s2io_entries)
sp->mac_control.stats_info->sw_stat.mem_freed
+= (MAX_REQUESTED_MSI_X * sizeof(struct msix_entry));
}
if (sp->s2io_entries) {
kfree(sp->s2io_entries);
sp->mac_control.stats_info->sw_stat.mem_freed
+= (MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry));
}
}
return err;
}
@ -3873,6 +4003,13 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev)
config = &sp->config;
DBG_PRINT(TX_DBG, "%s: In Neterion Tx routine\n", dev->name);
if (unlikely(skb->len <= 0)) {
DBG_PRINT(TX_DBG, "%s:Buffer has no data..\n", dev->name);
dev_kfree_skb_any(skb);
return 0;
}
spin_lock_irqsave(&sp->tx_lock, flags);
if (atomic_read(&sp->card_state) == CARD_DOWN) {
DBG_PRINT(TX_DBG, "%s: Card going down for reset\n",
@ -3883,7 +4020,6 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev)
}
queue = 0;
/* Get Fifo number to Transmit based on vlan priority */
if (sp->vlgrp && vlan_tx_tag_present(skb)) {
vlan_tag = vlan_tx_tag_get(skb);
@ -3907,14 +4043,6 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev)
return 0;
}
/* A buffer with no data will be dropped */
if (!skb->len) {
DBG_PRINT(TX_DBG, "%s:Buffer has no data..\n", dev->name);
dev_kfree_skb(skb);
spin_unlock_irqrestore(&sp->tx_lock, flags);
return 0;
}
offload_type = s2io_offload_type(skb);
if (offload_type & (SKB_GSO_TCPV4 | SKB_GSO_TCPV6)) {
txdp->Control_1 |= TXD_TCP_LSO_EN;
@ -4010,7 +4138,7 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev)
put_off, get_off);
netif_stop_queue(dev);
}
mac_control->stats_info->sw_stat.mem_allocated += skb->truesize;
dev->trans_start = jiffies;
spin_unlock_irqrestore(&sp->tx_lock, flags);
@ -5026,6 +5154,7 @@ static void s2io_vpd_read(struct s2io_nic *nic)
nic->mac_control.stats_info->sw_stat.mem_alloc_fail_cnt++;
return;
}
nic->mac_control.stats_info->sw_stat.mem_allocated += 256;
for (i = 0; i < 256; i +=4 ) {
pci_write_config_byte(nic->pdev, (vpd_addr + 2), i);
@ -5065,6 +5194,7 @@ static void s2io_vpd_read(struct s2io_nic *nic)
memcpy(nic->product_name, &vpd_data[3], vpd_data[1]);
}
kfree(vpd_data);
nic->mac_control.stats_info->sw_stat.mem_freed += 256;
}
/**
@ -5787,6 +5917,28 @@ static void s2io_get_ethtool_stats(struct net_device *dev,
tmp_stats[i++] = 0;
tmp_stats[i++] = stat_info->sw_stat.mem_alloc_fail_cnt;
tmp_stats[i++] = stat_info->sw_stat.watchdog_timer_cnt;
tmp_stats[i++] = stat_info->sw_stat.mem_allocated;
tmp_stats[i++] = stat_info->sw_stat.mem_freed;
tmp_stats[i++] = stat_info->sw_stat.link_up_cnt;
tmp_stats[i++] = stat_info->sw_stat.link_down_cnt;
tmp_stats[i++] = stat_info->sw_stat.link_up_time;
tmp_stats[i++] = stat_info->sw_stat.link_down_time;
tmp_stats[i++] = stat_info->sw_stat.tx_buf_abort_cnt;
tmp_stats[i++] = stat_info->sw_stat.tx_desc_abort_cnt;
tmp_stats[i++] = stat_info->sw_stat.tx_parity_err_cnt;
tmp_stats[i++] = stat_info->sw_stat.tx_link_loss_cnt;
tmp_stats[i++] = stat_info->sw_stat.tx_list_proc_err_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_parity_err_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_abort_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_parity_abort_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_rda_fail_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_unkn_prot_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_fcs_err_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_buf_size_err_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_rxd_corrupt_cnt;
tmp_stats[i++] = stat_info->sw_stat.rx_unkn_err_cnt;
}
static int s2io_ethtool_get_regs_len(struct net_device *dev)
@ -6008,7 +6160,7 @@ static void s2io_tasklet(unsigned long dev_addr)
if (ret == -ENOMEM) {
DBG_PRINT(INFO_DBG, "%s: Out of ",
dev->name);
DBG_PRINT(ERR_DBG, "memory in tasklet\n");
DBG_PRINT(INFO_DBG, "memory in tasklet\n");
break;
} else if (ret == -EFILL) {
DBG_PRINT(INFO_DBG,
@ -6129,6 +6281,8 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
mem_alloc_fail_cnt++;
return -ENOMEM ;
}
sp->mac_control.stats_info->sw_stat.mem_allocated
+= (*skb)->truesize;
/* storing the mapped addr in a temp variable
* such it will be used for next rxd whose
* Host Control is NULL
@ -6155,6 +6309,8 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
mem_alloc_fail_cnt++;
return -ENOMEM;
}
sp->mac_control.stats_info->sw_stat.mem_allocated
+= (*skb)->truesize;
((struct RxD3*)rxdp)->Buffer2_ptr = *temp2 =
pci_map_single(sp->pdev, (*skb)->data,
dev->mtu + 4,
@ -6185,6 +6341,8 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
mem_alloc_fail_cnt++;
return -ENOMEM;
}
sp->mac_control.stats_info->sw_stat.mem_allocated
+= (*skb)->truesize;
((struct RxD3*)rxdp)->Buffer0_ptr = *temp0 =
pci_map_single(sp->pdev, ba->ba_0, BUF0_LEN,
PCI_DMA_FROMDEVICE);
@ -6208,6 +6366,8 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
}
frag_list = skb_shinfo(*skb)->frag_list;
frag_list->next = NULL;
sp->mac_control.stats_info->sw_stat.mem_allocated
+= frag_list->truesize;
/*
* Buffer-2 receives L4 data payload
*/
@ -6664,7 +6824,53 @@ static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp)
if (err & 0x1) {
sp->mac_control.stats_info->sw_stat.parity_err_cnt++;
}
err >>= 48;
switch(err) {
case 1:
sp->mac_control.stats_info->sw_stat.
rx_parity_err_cnt++;
break;
case 2:
sp->mac_control.stats_info->sw_stat.
rx_abort_cnt++;
break;
case 3:
sp->mac_control.stats_info->sw_stat.
rx_parity_abort_cnt++;
break;
case 4:
sp->mac_control.stats_info->sw_stat.
rx_rda_fail_cnt++;
break;
case 5:
sp->mac_control.stats_info->sw_stat.
rx_unkn_prot_cnt++;
break;
case 6:
sp->mac_control.stats_info->sw_stat.
rx_fcs_err_cnt++;
break;
case 7:
sp->mac_control.stats_info->sw_stat.
rx_buf_size_err_cnt++;
break;
case 8:
sp->mac_control.stats_info->sw_stat.
rx_rxd_corrupt_cnt++;
break;
case 15:
sp->mac_control.stats_info->sw_stat.
rx_unkn_err_cnt++;
break;
}
/*
* Drop the packet if bad transfer code. Exception being
* 0x5, which could be due to unsupported IPv6 extension header.
@ -6672,10 +6878,12 @@ static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp)
* Note that in this case, since checksum will be incorrect,
* stack will validate the same.
*/
if (err && ((err >> 48) != 0x5)) {
if (err != 0x5) {
DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%llx\n",
dev->name, err);
sp->stats.rx_crc_errors++;
sp->mac_control.stats_info->sw_stat.mem_freed
+= skb->truesize;
dev_kfree_skb(skb);
atomic_dec(&sp->rx_bufs_left[ring_no]);
rxdp->Host_Control = 0;
@ -6685,7 +6893,6 @@ static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp)
/* Updating statistics */
rxdp->Host_Control = 0;
sp->stats.rx_packets++;
if (sp->rxd_mode == RXD_MODE_1) {
int len = RXD_GET_BUFFER0_SIZE_1(rxdp->Control_2);
@ -6789,7 +6996,7 @@ static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp)
} else {
skb->ip_summed = CHECKSUM_NONE;
}
sp->mac_control.stats_info->sw_stat.mem_freed += skb->truesize;
if (!sp->lro) {
skb->protocol = eth_type_trans(skb, dev);
if ((sp->vlgrp && RXD_GET_VLAN_TAG(rxdp->Control_2) &&
@ -6838,12 +7045,21 @@ static void s2io_link(struct s2io_nic * sp, int link)
if (link == LINK_DOWN) {
DBG_PRINT(ERR_DBG, "%s: Link down\n", dev->name);
netif_carrier_off(dev);
if(sp->mac_control.stats_info->sw_stat.link_up_cnt)
sp->mac_control.stats_info->sw_stat.link_up_time =
jiffies - sp->start_time;
sp->mac_control.stats_info->sw_stat.link_down_cnt++;
} else {
DBG_PRINT(ERR_DBG, "%s: Link Up\n", dev->name);
if (sp->mac_control.stats_info->sw_stat.link_down_cnt)
sp->mac_control.stats_info->sw_stat.link_down_time =
jiffies - sp->start_time;
sp->mac_control.stats_info->sw_stat.link_up_cnt++;
netif_carrier_on(dev);
}
}
sp->last_link_state = link;
sp->start_time = jiffies;
}
/**

24
drivers/net/s2io.h
View File

@ -98,6 +98,29 @@ struct swStat {
/* Other statistics */
unsigned long long mem_alloc_fail_cnt;
unsigned long long watchdog_timer_cnt;
unsigned long long mem_allocated;
unsigned long long mem_freed;
unsigned long long link_up_cnt;
unsigned long long link_down_cnt;
unsigned long long link_up_time;
unsigned long long link_down_time;
/* Transfer Code statistics */
unsigned long long tx_buf_abort_cnt;
unsigned long long tx_desc_abort_cnt;
unsigned long long tx_parity_err_cnt;
unsigned long long tx_link_loss_cnt;
unsigned long long tx_list_proc_err_cnt;
unsigned long long rx_parity_err_cnt;
unsigned long long rx_abort_cnt;
unsigned long long rx_parity_abort_cnt;
unsigned long long rx_rda_fail_cnt;
unsigned long long rx_unkn_prot_cnt;
unsigned long long rx_fcs_err_cnt;
unsigned long long rx_buf_size_err_cnt;
unsigned long long rx_rxd_corrupt_cnt;
unsigned long long rx_unkn_err_cnt;
};
/* Xpak releated alarm and warnings */
@ -827,6 +850,7 @@ struct s2io_nic {
#define LINK_UP 2
int task_flag;
unsigned long long start_time;
#define CARD_DOWN 1
#define CARD_UP 2
atomic_t card_state;