From 7a752993fe90adf8e150cc1a85beef5f782429e7 Mon Sep 17 00:00:00 2001 From: Ariel Elior Date: Thu, 26 Jan 2012 06:01:53 +0000 Subject: [PATCH] bnx2x: Recoverable and unrecoverable error statistics Add statistics for tracking parity errors from which we successfully recovered and those which were deemed unrecoverable. Signed-off-by: Ariel Elior Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c | 12 +++++++++--- drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 13 +++++++++++++ drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h | 4 ++++ 3 files changed, 26 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index 37a5c52..06cb244 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -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; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index c945df0..cdce766 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -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; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h index 683deb0..9c28db1 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h @@ -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; }; -- 2.7.4