[dpdk-dev] [PATCH v3 08/28] common/cnxk: disable CQ drop when inline inbound is enabled
Nithin Dabilpuram
ndabilpuram at marvell.com
Fri Oct 1 15:40:02 CEST 2021
Disable CQ drop when inline inbound is enabled. CQ drop
is not supported for second pass IPsec decrypted packets.
Signed-off-by: Nithin Dabilpuram <ndabilpuram at marvell.com>
---
drivers/common/cnxk/roc_nix_queue.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/drivers/common/cnxk/roc_nix_queue.c b/drivers/common/cnxk/roc_nix_queue.c
index 41e8f2c..41a1422 100644
--- a/drivers/common/cnxk/roc_nix_queue.c
+++ b/drivers/common/cnxk/roc_nix_queue.c
@@ -492,15 +492,20 @@ roc_nix_cq_init(struct roc_nix *roc_nix, struct roc_nix_cq *cq)
cq->drop_thresh = min_rx_drop;
} else {
cq->drop_thresh = NIX_CQ_THRESH_LEVEL;
- cq_ctx->drop = cq->drop_thresh;
- cq_ctx->drop_ena = 1;
+ /* Drop processing or red drop cannot be enabled due to
+ * due to packets coming for second pass from CPT.
+ */
+ if (!roc_nix_inl_inb_is_enabled(roc_nix)) {
+ cq_ctx->drop = cq->drop_thresh;
+ cq_ctx->drop_ena = 1;
+ }
}
/* TX pause frames enable flow ctrl on RX side */
if (nix->tx_pause) {
/* Single BPID is allocated for all rx channels for now */
cq_ctx->bpid = nix->bpid[0];
- cq_ctx->bp = cq_ctx->drop;
+ cq_ctx->bp = cq->drop_thresh;
cq_ctx->bp_ena = 1;
}
--
2.8.4
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