common/cnxk: wait for XAQ pool to fill

Wait for XAQ pool to get filled with the freed pointers
before proceeding.

Signed-off-by: Ashwin Sekhar T K <asekhar@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/common/cnxk/roc_sso.c b/drivers/common/cnxk/roc_sso.c
index 1b85f049701c172245b05fc1819c5b2ba49b355f..f8a0a96533551b74f8b8c1e0b163486e715bef8c 100644 (file)
--- a/drivers/common/cnxk/roc_sso.c
+++ b/drivers/common/cnxk/roc_sso.c
@@ -453,6 +453,13 @@ sso_hwgrp_init_xaq_aura(struct dev *dev, struct roc_sso_xaq_data *xaq,
        }
        roc_npa_aura_op_range_set(xaq->aura_handle, (uint64_t)xaq->mem, iova);
 
+       if (roc_npa_aura_op_available_wait(xaq->aura_handle, xaq->nb_xaq, 0) !=
+           xaq->nb_xaq) {
+               plt_err("Failed to free all pointers to the pool");
+               rc = -ENOMEM;
+               goto npa_fill_fail;
+       }
+
        /* When SW does addwork (enqueue) check if there is space in XAQ by
         * comparing fc_addr above against the xaq_lmt calculated below.
         * There should be a minimum headroom of 7 XAQs per HWGRP for SSO
@@ -461,6 +468,8 @@ sso_hwgrp_init_xaq_aura(struct dev *dev, struct roc_sso_xaq_data *xaq,
        xaq->xaq_lmt = xaq->nb_xaq - (nb_hwgrp * SSO_XAQ_CACHE_CNT);
 
        return 0;
+npa_fill_fail:
+       roc_npa_pool_destroy(xaq->aura_handle);
 npa_fail:
        plt_free(xaq->mem);
 free_fc: