[dpdk-dev] [PATCH v2 1/9] net/bnxt: increase tqm entry allocation

Ajit Khaparde ajit.khaparde at broadcom.com
Fri Oct 4 05:48:55 CEST 2019


From: Lance Richardson <lance.richardson at broadcom.com>

The current TQM backing store size isn't sufficient to allow 512
transmit rings. Fix by correcting TQM SP queue size calculation.

Fixes: f8168ca0e690 ("net/bnxt: support thor controller")
Cc: stable at dpdk.org
Signed-off-by: Lance Richardson <lance.richardson at broadcom.com>
Reviewed-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
Reviewed-by: Kalesh Anakkur Purayil <kalesh-anakkur.purayil at broadcom.com>
---
 drivers/net/bnxt/bnxt_ethdev.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index 02eacf7965..0e893cc956 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -4292,7 +4292,9 @@ int bnxt_alloc_ctx_mem(struct bnxt *bp)
 	if (rc)
 		return rc;
 
-	entries = ctx->qp_max_l2_entries;
+	entries = ctx->qp_max_l2_entries +
+		  ctx->vnic_max_vnic_entries +
+		  ctx->tqm_min_entries_per_ring;
 	entries = bnxt_roundup(entries, ctx->tqm_entries_multiple);
 	entries = clamp_t(uint32_t, entries, ctx->tqm_min_entries_per_ring,
 			  ctx->tqm_max_entries_per_ring);
-- 
2.20.1 (Apple Git-117)



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