From a455fd869cd7cfedb9cc7a55ea7efb8f867ac4f6 Mon Sep 17 00:00:00 2001 From: Anoob Joseph Date: Mon, 18 Oct 2021 13:21:39 +0530 Subject: [PATCH] common/cnxk: align CPT queue depth to power of 2 Use CPT LF queue depth as power of 2 to aid in masked checks for pending queue. Signed-off-by: Anoob Joseph Acked-by: Jerin Jacob --- drivers/common/cnxk/roc_cpt.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/common/cnxk/roc_cpt.c b/drivers/common/cnxk/roc_cpt.c index 74ada6ef42..56744184ae 100644 --- a/drivers/common/cnxk/roc_cpt.c +++ b/drivers/common/cnxk/roc_cpt.c @@ -568,6 +568,9 @@ cpt_lf_init(struct roc_cpt_lf *lf) if (lf->nb_desc == 0 || lf->nb_desc > CPT_LF_MAX_NB_DESC) lf->nb_desc = CPT_LF_DEFAULT_NB_DESC; + /* Update nb_desc to next power of 2 to aid in pending queue checks */ + lf->nb_desc = plt_align32pow2(lf->nb_desc); + /* Allocate memory for instruction queue for CPT LF. */ iq_mem = plt_zmalloc(cpt_lf_iq_mem_calc(lf->nb_desc), ROC_ALIGN); if (iq_mem == NULL) -- 2.39.5