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bnx2x: Recoverable and unrecoverable error statistics

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Add statistics for tracking parity errors from which we successfully
recovered and those which were deemed unrecoverable.

Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ariel Elior 2012-01-26 06:01:53 +00:00 committed by David S. Miller
parent 95c6c6165e
commit 7a752993fe
3 changed files with 26 additions and 3 deletions
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12
drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
View File

@ -175,7 +175,11 @@ static const struct {
{ STATS_OFFSET32(total_tpa_aggregated_frames_hi),
8, STATS_FLAGS_FUNC, "tpa_aggregated_frames"},
{ STATS_OFFSET32(total_tpa_bytes_hi),
8, STATS_FLAGS_FUNC, "tpa_bytes"}
8, STATS_FLAGS_FUNC, "tpa_bytes"},
{ STATS_OFFSET32(recoverable_error),
4, STATS_FLAGS_FUNC, "recoverable_errors" },
{ STATS_OFFSET32(unrecoverable_error),
4, STATS_FLAGS_FUNC, "unrecoverable_errors" },
};
#define BNX2X_NUM_STATS ARRAY_SIZE(bnx2x_stats_arr)
@ -1388,7 +1392,8 @@ static int bnx2x_set_ringparam(struct net_device *dev,
struct bnx2x *bp = netdev_priv(dev);
if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
pr_err("Handling parity error recovery. Try again later\n");
netdev_err(dev, "Handling parity error recovery. "
"Try again later\n");
return -EAGAIN;
}
@ -2042,7 +2047,8 @@ static void bnx2x_self_test(struct net_device *dev,
struct bnx2x *bp = netdev_priv(dev);
u8 is_serdes;
if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
pr_err("Handling parity error recovery. Try again later\n");
netdev_err(bp->dev, "Handling parity error recovery. "
"Try again later\n");
etest->flags |= ETH_TEST_FL_FAILED;
return;
}

13
drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
View File

@ -784,6 +784,7 @@ void bnx2x_panic_dump(struct bnx2x *bp)
#endif
bp->stats_state = STATS_STATE_DISABLED;
bp->eth_stats.unrecoverable_error++;
DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n");
BNX2X_ERR("begin crash dump -----------------\n");
@ -5441,6 +5442,7 @@ static void bnx2x_init_eth_fp(struct bnx2x *bp, int fp_idx)
/* init shortcut */
fp->ustorm_rx_prods_offset = bnx2x_rx_ustorm_prods_offset(fp);
/* Setup SB indicies */
fp->rx_cons_sb = BNX2X_RX_SB_INDEX;
@ -8563,6 +8565,7 @@ static inline void bnx2x_recovery_failed(struct bnx2x *bp)
static void bnx2x_parity_recover(struct bnx2x *bp)
{
bool global = false;
u32 error_recovered, error_unrecovered;
bool is_parity;
DP(NETIF_MSG_HW, "Handling parity\n");
@ -8678,9 +8681,14 @@ static void bnx2x_parity_recover(struct bnx2x *bp)
return;
}
error_recovered =
bp->eth_stats.recoverable_error;
error_unrecovered =
bp->eth_stats.unrecoverable_error;
bp->recovery_state =
BNX2X_RECOVERY_NIC_LOADING;
if (bnx2x_nic_load(bp, LOAD_NORMAL)) {
error_unrecovered++;
netdev_err(bp->dev,
"Recovery failed. "
"Power cycle "
@ -8694,8 +8702,13 @@ static void bnx2x_parity_recover(struct bnx2x *bp)
} else {
bp->recovery_state =
BNX2X_RECOVERY_DONE;
error_recovered++;
smp_mb();
}
bp->eth_stats.recoverable_error =
error_recovered;
bp->eth_stats.unrecoverable_error =
error_unrecovered;
return;
}

4
drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
View File

@ -199,6 +199,10 @@ struct bnx2x_eth_stats {
u32 pfc_frames_received_lo;
u32 pfc_frames_sent_hi;
u32 pfc_frames_sent_lo;
/* Recovery */
u32 recoverable_error;
u32 unrecoverable_error;
};