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qcacmn: Fix bucket calculation in NAPI case

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Take care of corner case when normlized value is just
one more than QCA_NAPI_BUDGET and add normlized to debug prints.

Change-Id: Ife2010b0ada534a487639dbb780e24445d98c045
CRs-Fixed: 2286601
This commit is contained in:
Venkateswara Swamy Bandaru
2018-08-30 16:19:31 +05:30
committed by nshrivas
parent d0499517e4
commit 33b1bdd1b6
1 changed files with 6 additions and 3 deletions
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9
hif/src/hif_napi.c
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@@ -932,11 +932,14 @@ int hif_napi_poll(struct hif_opaque_softc *hif_ctx,
normalized = (rc / napi_info->scale);
if (normalized == 0)
normalized++;
bucket = normalized / (QCA_NAPI_BUDGET / QCA_NAPI_NUM_BUCKETS);
bucket = (normalized - 1) /
(QCA_NAPI_BUDGET / QCA_NAPI_NUM_BUCKETS);
if (bucket >= QCA_NAPI_NUM_BUCKETS) {
bucket = QCA_NAPI_NUM_BUCKETS - 1;
HIF_ERROR("Bad bucket#(%d) > QCA_NAPI_NUM_BUCKETS(%d)",
bucket, QCA_NAPI_NUM_BUCKETS);
HIF_ERROR("Bad bucket#(%d) > QCA_NAPI_NUM_BUCKETS(%d)"
" normalized %d, napi budget %d",
bucket, QCA_NAPI_NUM_BUCKETS,
normalized, QCA_NAPI_BUDGET);
}
napi_info->stats[cpu].napi_budget_uses[bucket]++;
} else {