[PATCH v2 23/31] common/cnxk: add CQ limit associated with SQ
Nithin Dabilpuram
ndabilpuram at marvell.com
Mon Sep 5 15:32:20 CEST 2022
From: Kommula Shiva Shankar <kshankar at marvell.com>
Update CQ threshold limit associated with sq. This is
used when we need completions for packets that are successfully
transmitted.
Signed-off-by: Kommula Shiva Shankar <kshankar at marvell.com>
---
drivers/common/cnxk/roc_nix.h | 1 +
drivers/common/cnxk/roc_nix_queue.c | 2 ++
2 files changed, 3 insertions(+)
diff --git a/drivers/common/cnxk/roc_nix.h b/drivers/common/cnxk/roc_nix.h
index b17623076c..8869cf5169 100644
--- a/drivers/common/cnxk/roc_nix.h
+++ b/drivers/common/cnxk/roc_nix.h
@@ -346,6 +346,7 @@ struct roc_nix_sq {
uint32_t nb_desc;
uint16_t qid;
uint16_t cqid;
+ uint16_t cq_drop_thresh;
bool sso_ena;
bool cq_ena;
/* End of Input parameters */
diff --git a/drivers/common/cnxk/roc_nix_queue.c b/drivers/common/cnxk/roc_nix_queue.c
index b197de0a77..60303329cc 100644
--- a/drivers/common/cnxk/roc_nix_queue.c
+++ b/drivers/common/cnxk/roc_nix_queue.c
@@ -907,6 +907,7 @@ sq_cn9k_init(struct nix *nix, struct roc_nix_sq *sq, uint32_t rr_quantum,
aq->sq.sso_ena = !!sq->sso_ena;
aq->sq.cq_ena = !!sq->cq_ena;
aq->sq.cq = sq->cqid;
+ aq->sq.cq_limit = sq->cq_drop_thresh;
if (aq->sq.max_sqe_size == NIX_MAXSQESZ_W8)
aq->sq.sqe_stype = NIX_STYPE_STP;
aq->sq.sqb_aura = roc_npa_aura_handle_to_aura(sq->aura_handle);
@@ -1024,6 +1025,7 @@ sq_init(struct nix *nix, struct roc_nix_sq *sq, uint32_t rr_quantum,
aq->sq.sso_ena = !!sq->sso_ena;
aq->sq.cq_ena = !!sq->cq_ena;
aq->sq.cq = sq->cqid;
+ aq->sq.cq_limit = sq->cq_drop_thresh;
if (aq->sq.max_sqe_size == NIX_MAXSQESZ_W8)
aq->sq.sqe_stype = NIX_STYPE_STP;
aq->sq.sqb_aura = roc_npa_aura_handle_to_aura(sq->aura_handle);
--
2.25.1
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