[PATCH net v1 2/2] octeontx2-pf: Fix holes in error code

From: Ratheesh Kannoth
Date: Thu Oct 26 2023 - 22:20:23 EST


Error code strings are not getting printed properly
due to holes. Print error code as well.

Fixes: 51afe9026d0c ("octeontx2-pf: NIX TX overwrites SQ_CTX_HW_S[SQ_INT]")
Signed-off-by: Ratheesh Kannoth <rkannoth@xxxxxxxxxxx>

---
ChangeLog:

v0 -> v1: Splitted patch into two
---
.../ethernet/marvell/octeontx2/nic/otx2_pf.c | 80 +++++++++++--------
1 file changed, 46 insertions(+), 34 deletions(-)

diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
index 6daf4d58c25d..125fe231702a 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
@@ -1193,31 +1193,32 @@ static char *nix_mnqerr_e_str[NIX_MNQERR_MAX] = {
};

static char *nix_snd_status_e_str[NIX_SND_STATUS_MAX] = {
- "NIX_SND_STATUS_GOOD",
- "NIX_SND_STATUS_SQ_CTX_FAULT",
- "NIX_SND_STATUS_SQ_CTX_POISON",
- "NIX_SND_STATUS_SQB_FAULT",
- "NIX_SND_STATUS_SQB_POISON",
- "NIX_SND_STATUS_HDR_ERR",
- "NIX_SND_STATUS_EXT_ERR",
- "NIX_SND_STATUS_JUMP_FAULT",
- "NIX_SND_STATUS_JUMP_POISON",
- "NIX_SND_STATUS_CRC_ERR",
- "NIX_SND_STATUS_IMM_ERR",
- "NIX_SND_STATUS_SG_ERR",
- "NIX_SND_STATUS_MEM_ERR",
- "NIX_SND_STATUS_INVALID_SUBDC",
- "NIX_SND_STATUS_SUBDC_ORDER_ERR",
- "NIX_SND_STATUS_DATA_FAULT",
- "NIX_SND_STATUS_DATA_POISON",
- "NIX_SND_STATUS_NPC_DROP_ACTION",
- "NIX_SND_STATUS_LOCK_VIOL",
- "NIX_SND_STATUS_NPC_UCAST_CHAN_ERR",
- "NIX_SND_STATUS_NPC_MCAST_CHAN_ERR",
- "NIX_SND_STATUS_NPC_MCAST_ABORT",
- "NIX_SND_STATUS_NPC_VTAG_PTR_ERR",
- "NIX_SND_STATUS_NPC_VTAG_SIZE_ERR",
- "NIX_SND_STATUS_SEND_STATS_ERR",
+ [NIX_SND_STATUS_GOOD] = "NIX_SND_STATUS_GOOD",
+ [NIX_SND_STATUS_SQ_CTX_FAULT] = "NIX_SND_STATUS_SQ_CTX_FAULT",
+ [NIX_SND_STATUS_SQ_CTX_POISON] = "NIX_SND_STATUS_SQ_CTX_POISON",
+ [NIX_SND_STATUS_SQB_FAULT] = "NIX_SND_STATUS_SQB_FAULT",
+ [NIX_SND_STATUS_SQB_POISON] = "NIX_SND_STATUS_SQB_POISON",
+ [NIX_SND_STATUS_HDR_ERR] = "NIX_SND_STATUS_HDR_ERR",
+ [NIX_SND_STATUS_EXT_ERR] = "NIX_SND_STATUS_EXT_ERR",
+ [NIX_SND_STATUS_JUMP_FAULT] = "NIX_SND_STATUS_JUMP_FAULT",
+ [NIX_SND_STATUS_JUMP_POISON] = "NIX_SND_STATUS_JUMP_POISON",
+ [NIX_SND_STATUS_CRC_ERR] = "NIX_SND_STATUS_CRC_ERR",
+ [NIX_SND_STATUS_IMM_ERR] = "NIX_SND_STATUS_IMM_ERR",
+ [NIX_SND_STATUS_SG_ERR] = "NIX_SND_STATUS_SG_ERR",
+ [NIX_SND_STATUS_MEM_ERR] = "NIX_SND_STATUS_MEM_ERR",
+ [NIX_SND_STATUS_INVALID_SUBDC] = "NIX_SND_STATUS_INVALID_SUBDC",
+ [NIX_SND_STATUS_SUBDC_ORDER_ERR] = "NIX_SND_STATUS_SUBDC_ORDER_ERR",
+ [NIX_SND_STATUS_DATA_FAULT] = "NIX_SND_STATUS_DATA_FAULT",
+ [NIX_SND_STATUS_DATA_POISON] = "NIX_SND_STATUS_DATA_POISON",
+ [NIX_SND_STATUS_NPC_DROP_ACTION] = "NIX_SND_STATUS_NPC_DROP_ACTION",
+ [NIX_SND_STATUS_LOCK_VIOL] = "NIX_SND_STATUS_LOCK_VIOL",
+ [NIX_SND_STATUS_NPC_UCAST_CHAN_ERR] = "NIX_SND_STAT_NPC_UCAST_CHAN_ERR",
+ [NIX_SND_STATUS_NPC_MCAST_CHAN_ERR] = "NIX_SND_STAT_NPC_MCAST_CHAN_ERR",
+ [NIX_SND_STATUS_NPC_MCAST_ABORT] = "NIX_SND_STATUS_NPC_MCAST_ABORT",
+ [NIX_SND_STATUS_NPC_VTAG_PTR_ERR] = "NIX_SND_STATUS_NPC_VTAG_PTR_ERR",
+ [NIX_SND_STATUS_NPC_VTAG_SIZE_ERR] = "NIX_SND_STATUS_NPC_VTAG_SIZE_ERR",
+ [NIX_SND_STATUS_SEND_MEM_FAULT] = "NIX_SND_STATUS_SEND_MEM_FAULT",
+ [NIX_SND_STATUS_SEND_STATS_ERR] = "NIX_SND_STATUS_SEND_STATS_ERR",
};

static irqreturn_t otx2_q_intr_handler(int irq, void *data)
@@ -1238,14 +1239,16 @@ static irqreturn_t otx2_q_intr_handler(int irq, void *data)
continue;

if (val & BIT_ULL(42)) {
- netdev_err(pf->netdev, "CQ%lld: error reading NIX_LF_CQ_OP_INT, NIX_LF_ERR_INT 0x%llx\n",
+ netdev_err(pf->netdev,
+ "CQ%lld: error reading NIX_LF_CQ_OP_INT, NIX_LF_ERR_INT 0x%llx\n",
qidx, otx2_read64(pf, NIX_LF_ERR_INT));
} else {
if (val & BIT_ULL(NIX_CQERRINT_DOOR_ERR))
netdev_err(pf->netdev, "CQ%lld: Doorbell error",
qidx);
if (val & BIT_ULL(NIX_CQERRINT_CQE_FAULT))
- netdev_err(pf->netdev, "CQ%lld: Memory fault on CQE write to LLC/DRAM",
+ netdev_err(pf->netdev,
+ "CQ%lld: Memory fault on CQE write to LLC/DRAM",
qidx);
}

@@ -1272,7 +1275,8 @@ static irqreturn_t otx2_q_intr_handler(int irq, void *data)
(val & NIX_SQINT_BITS));

if (val & BIT_ULL(42)) {
- netdev_err(pf->netdev, "SQ%lld: error reading NIX_LF_SQ_OP_INT, NIX_LF_ERR_INT 0x%llx\n",
+ netdev_err(pf->netdev,
+ "SQ%lld: error reading NIX_LF_SQ_OP_INT, NIX_LF_ERR_INT 0x%llx\n",
qidx, otx2_read64(pf, NIX_LF_ERR_INT));
goto done;
}
@@ -1282,8 +1286,11 @@ static irqreturn_t otx2_q_intr_handler(int irq, void *data)
goto chk_mnq_err_dbg;

sq_op_err_code = FIELD_GET(GENMASK(7, 0), sq_op_err_dbg);
- netdev_err(pf->netdev, "SQ%lld: NIX_LF_SQ_OP_ERR_DBG(%llx) err=%s\n",
- qidx, sq_op_err_dbg, nix_sqoperr_e_str[sq_op_err_code]);
+ netdev_err(pf->netdev,
+ "SQ%lld: NIX_LF_SQ_OP_ERR_DBG(0x%llx) err=%s(%#x)\n",
+ qidx, sq_op_err_dbg,
+ nix_sqoperr_e_str[sq_op_err_code],
+ sq_op_err_code);

otx2_write64(pf, NIX_LF_SQ_OP_ERR_DBG, BIT_ULL(44));

@@ -1300,16 +1307,21 @@ static irqreturn_t otx2_q_intr_handler(int irq, void *data)
goto chk_snd_err_dbg;

mnq_err_code = FIELD_GET(GENMASK(7, 0), mnq_err_dbg);
- netdev_err(pf->netdev, "SQ%lld: NIX_LF_MNQ_ERR_DBG(%llx) err=%s\n",
- qidx, mnq_err_dbg, nix_mnqerr_e_str[mnq_err_code]);
+ netdev_err(pf->netdev,
+ "SQ%lld: NIX_LF_MNQ_ERR_DBG(0x%llx) err=%s(%#x)\n",
+ qidx, mnq_err_dbg, nix_mnqerr_e_str[mnq_err_code],
+ mnq_err_code);
otx2_write64(pf, NIX_LF_MNQ_ERR_DBG, BIT_ULL(44));

chk_snd_err_dbg:
snd_err_dbg = otx2_read64(pf, NIX_LF_SEND_ERR_DBG);
if (snd_err_dbg & BIT(44)) {
snd_err_code = FIELD_GET(GENMASK(7, 0), snd_err_dbg);
- netdev_err(pf->netdev, "SQ%lld: NIX_LF_SND_ERR_DBG:0x%llx err=%s\n",
- qidx, snd_err_dbg, nix_snd_status_e_str[snd_err_code]);
+ netdev_err(pf->netdev,
+ "SQ%lld: NIX_LF_SND_ERR_DBG:0x%llx err=%s(%#x)\n",
+ qidx, snd_err_dbg,
+ nix_snd_status_e_str[snd_err_code],
+ snd_err_code);
otx2_write64(pf, NIX_LF_SEND_ERR_DBG, BIT_ULL(44));
}

--
2.25.1