[PATCH 2/2] common/cnxk: split XAQ counts

[pbhagavatula at marvell.com]

From: Pavan Nikhilesh <pbhagavatula at marvell.com>

Split XAQ counts into reserved and cached to allow more events
to be inflight.

Signed-off-by: Pavan Nikhilesh <pbhagavatula at marvell.com>
---
 drivers/common/cnxk/roc_sso.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/common/cnxk/roc_sso.c b/drivers/common/cnxk/roc_sso.c
index a5f48d5bbc..0a1074b018 100644
--- a/drivers/common/cnxk/roc_sso.c
+++ b/drivers/common/cnxk/roc_sso.c
@@ -5,7 +5,8 @@
 #include "roc_api.h"
 #include "roc_priv.h"
 
-#define SSO_XAQ_CACHE_CNT (0x7)
+#define SSO_XAQ_CACHE_CNT (0x3)
+#define SSO_XAQ_RSVD_CNT  (0x4)
 #define SSO_XAQ_SLACK	  (16)
 
 /* Private functions. */
@@ -499,6 +500,7 @@ sso_hwgrp_init_xaq_aura(struct dev *dev, struct roc_sso_xaq_data *xaq,
 	 * pipelining.
 	 */
 	xaq->nb_xaq = (SSO_XAQ_CACHE_CNT * nb_hwgrp);
+	xaq->nb_xaq += (SSO_XAQ_RSVD_CNT * nb_hwgrp);
 	xaq->nb_xaq += PLT_MAX(1 + ((xaq->nb_xae - 1) / xae_waes), xaq->nb_xaq);
 	xaq->nb_xaq += SSO_XAQ_SLACK;
 
@@ -542,8 +544,7 @@ sso_hwgrp_init_xaq_aura(struct dev *dev, struct roc_sso_xaq_data *xaq,
 	 * There should be a minimum headroom of 7 XAQs per HWGRP for SSO
 	 * to request XAQ to cache them even before enqueue is called.
 	 */
-	xaq->xaq_lmt =
-		xaq->nb_xaq - (nb_hwgrp * SSO_XAQ_CACHE_CNT) - SSO_XAQ_SLACK;
+	xaq->xaq_lmt = xaq->nb_xaq - (nb_hwgrp * SSO_XAQ_CACHE_CNT) - SSO_XAQ_SLACK;
 
 	return 0;
 npa_fill_fail:
-- 
2.25.1