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[BNX2]: Add an rx drop counter 

Add a counter for packets dropped by firmware.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan 2006-06-12 22:16:13 -07:00 committed by David S. Miller
parent bc726a71d2
commit cea94db9b4
2 changed files with 14 additions and 3 deletions
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14
drivers/net/bnx2.c
View File

@ -4034,6 +4034,8 @@ bnx2_timer(unsigned long data)
msg = (u32) ++bp->fw_drv_pulse_wr_seq;
REG_WR_IND(bp, bp->shmem_base + BNX2_DRV_PULSE_MB, msg);
bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT);
if ((bp->phy_flags & PHY_SERDES_FLAG) &&
(CHIP_NUM(bp) == CHIP_NUM_5706)) {
@ -4504,6 +4506,10 @@ bnx2_get_stats(struct net_device *dev)
net_stats->tx_aborted_errors +
net_stats->tx_carrier_errors;
net_stats->rx_missed_errors =
(unsigned long) (stats_blk->stat_IfInMBUFDiscards +
stats_blk->stat_FwRxDrop);
return net_stats;
}
@ -4986,7 +4992,7 @@ bnx2_set_rx_csum(struct net_device *dev, u32 data)
return 0;
}
#define BNX2_NUM_STATS 45
#define BNX2_NUM_STATS 46
static struct {
char string[ETH_GSTRING_LEN];
@ -5036,6 +5042,7 @@ static struct {
{ "rx_mac_ctrl_frames" },
{ "rx_filtered_packets" },
{ "rx_discards" },
{ "rx_fw_discards" },
};
#define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4)
@ -5086,6 +5093,7 @@ static const unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = {
STATS_OFFSET32(stat_MacControlFramesReceived),
STATS_OFFSET32(stat_IfInFramesL2FilterDiscards),
STATS_OFFSET32(stat_IfInMBUFDiscards),
STATS_OFFSET32(stat_FwRxDrop),
};
/* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are
@ -5096,7 +5104,7 @@ static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = {
4,0,4,4,4,4,4,4,4,4,
4,4,4,4,4,4,4,4,4,4,
4,4,4,4,4,4,4,4,4,4,
4,4,4,4,4,
4,4,4,4,4,4,
};
static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = {
@ -5104,7 +5112,7 @@ static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = {
4,4,4,4,4,4,4,4,4,4,
4,4,4,4,4,4,4,4,4,4,
4,4,4,4,4,4,4,4,4,4,
4,4,4,4,4,
4,4,4,4,4,4,
};
#define BNX2_NUM_TESTS 6

3
drivers/net/bnx2.h
View File

@ -231,6 +231,7 @@ struct statistics_block {
u32 stat_GenStat13;
u32 stat_GenStat14;
u32 stat_GenStat15;
u32 stat_FwRxDrop;
};
@ -3481,6 +3482,8 @@ struct l2_fhdr {
#define BNX2_COM_SCRATCH 0x00120000
#define BNX2_FW_RX_DROP_COUNT 0x00120084
/*
* cp_reg definition