From 9f55e6ac7500e828d42e95100d5cb061e912be5c Mon Sep 17 00:00:00 2001 From: Kalesh AP Date: Wed, 9 Oct 2019 18:41:42 -0700 Subject: [PATCH] net/bnxt: fix stats errors handling This patch fixes few checks and few return values while getting and clearing device statistics. 1. Fixed to return standard error code. 2. Clubbed few error checks 3. Removed an unnecessary return check Fixes: bfb9c2260be2 ("net/bnxt: support xstats get/reset") Fixes: 88920136688c ("net/bnxt: support xstats get by id") Cc: stable@dpdk.org Signed-off-by: Kalesh AP Reviewed-by: Somnath Kotur Reviewed-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_stats.c | 36 +++++++++++------------------------ 1 file changed, 11 insertions(+), 25 deletions(-) diff --git a/drivers/net/bnxt/bnxt_stats.c b/drivers/net/bnxt/bnxt_stats.c index 21012e1fee..f486a5634b 100644 --- a/drivers/net/bnxt/bnxt_stats.c +++ b/drivers/net/bnxt/bnxt_stats.c @@ -360,7 +360,7 @@ int bnxt_stats_get_op(struct rte_eth_dev *eth_dev, memset(bnxt_stats, 0, sizeof(*bnxt_stats)); if (!(bp->flags & BNXT_FLAG_INIT_DONE)) { PMD_DRV_LOG(ERR, "Device Initialization not complete!\n"); - return -1; + return -EIO; } num_q_stats = RTE_MIN(bp->rx_cp_nr_rings, @@ -390,9 +390,8 @@ int bnxt_stats_get_op(struct rte_eth_dev *eth_dev, if (unlikely(rc)) return rc; } + rc = bnxt_hwrm_func_qstats(bp, 0xffff, bnxt_stats); - if (unlikely(rc)) - return rc; return rc; } @@ -573,30 +572,17 @@ int bnxt_dev_xstats_reset_op(struct rte_eth_dev *eth_dev) if (ret) return ret; - if (bp->flags & BNXT_FLAG_PORT_STATS && BNXT_SINGLE_PF(bp)) { - ret = bnxt_hwrm_port_clr_stats(bp); - if (ret != 0) { - PMD_DRV_LOG(ERR, "Operation failed: %s\n", - strerror(-ret)); - return ret; - } - } - - ret = 0; - - if (BNXT_VF(bp)) { - PMD_DRV_LOG(ERR, "Operation not supported on a VF device\n"); - ret = -ENOTSUP; - } - if (!BNXT_SINGLE_PF(bp)) { - PMD_DRV_LOG(ERR, "Operation not supported on a MF device\n"); - ret = -ENOTSUP; - } - if (!(bp->flags & BNXT_FLAG_PORT_STATS)) { + if (BNXT_VF(bp) || !BNXT_SINGLE_PF(bp) || + !(bp->flags & BNXT_FLAG_PORT_STATS)) { PMD_DRV_LOG(ERR, "Operation not supported\n"); ret = -ENOTSUP; } + ret = bnxt_hwrm_port_clr_stats(bp); + if (ret != 0) + PMD_DRV_LOG(ERR, "Failed to reset xstats: %s\n", + strerror(-ret)); + return ret; } @@ -625,7 +611,7 @@ int bnxt_dev_xstats_get_by_id_op(struct rte_eth_dev *dev, const uint64_t *ids, for (i = 0; i < limit; i++) { if (ids[i] >= stat_cnt) { PMD_DRV_LOG(ERR, "id value isn't valid"); - return -1; + return -EINVAL; } values[i] = values_copy[ids[i]]; } @@ -659,7 +645,7 @@ int bnxt_dev_xstats_get_names_by_id_op(struct rte_eth_dev *dev, for (i = 0; i < limit; i++) { if (ids[i] >= stat_cnt) { PMD_DRV_LOG(ERR, "id value isn't valid"); - return -1; + return -EINVAL; } strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name); -- 2.20.1