From: Satha Rao <skotesh...@marvell.com>
Added new API to flush all SMQs related nix interface
Signed-off-by: Satha Rao <skotesh...@marvell.com>
---
drivers/common/cnxk/hw/nix.h | 6 ++++
drivers/common/cnxk/roc_nix.h | 1 +
drivers/common/cnxk/roc_nix_tm_ops.c | 50 ++++++++++++++++++++++++++++
drivers/common/cnxk/version.map | 1 +
4 files changed, 58 insertions(+)
diff --git a/drivers/common/cnxk/hw/nix.h b/drivers/common/cnxk/hw/nix.h
index a0ffd25660..bc908c25b1 100644
--- a/drivers/common/cnxk/hw/nix.h
+++ b/drivers/common/cnxk/hw/nix.h
@@ -2189,4 +2189,10 @@ struct nix_lso_format {
#define NIX_LSO_FORMAT_IDX_TSOV4 0
#define NIX_LSO_FORMAT_IDX_TSOV6 1
+/* [CN10K, .) */
+#define NIX_SENDSTATALG_MASK 0x7
+#define NIX_SENDSTATALG_SEL_MASK 0x8
+#define NIX_SENDSTAT_IOFFSET_MASK 0xFFF
+#define NIX_SENDSTAT_OOFFSET_MASK 0xFFF
+
#endif /* __NIX_HW_H__ */
diff --git a/drivers/common/cnxk/roc_nix.h b/drivers/common/cnxk/roc_nix.h
index 822c1900e2..a4c522ec3e 100644
--- a/drivers/common/cnxk/roc_nix.h
+++ b/drivers/common/cnxk/roc_nix.h
@@ -464,6 +464,7 @@ int __roc_api roc_nix_tm_rsrc_count(struct roc_nix *roc_nix,
int __roc_api roc_nix_tm_node_name_get(struct roc_nix *roc_nix,
uint32_t node_id, char *buf,
size_t buflen);
+int __roc_api roc_nix_smq_flush(struct roc_nix *roc_nix);
/* MAC */
int __roc_api roc_nix_mac_rxtx_start_stop(struct roc_nix *roc_nix, bool start);
diff --git a/drivers/common/cnxk/roc_nix_tm_ops.c
b/drivers/common/cnxk/roc_nix_tm_ops.c
index ed244d4214..d9741f542f 100644
--- a/drivers/common/cnxk/roc_nix_tm_ops.c
+++ b/drivers/common/cnxk/roc_nix_tm_ops.c
@@ -310,6 +310,56 @@ roc_nix_tm_node_delete(struct roc_nix *roc_nix, uint32_t
node_id, bool free)
return nix_tm_node_delete(roc_nix, node_id, ROC_NIX_TM_USER, free);
}
+int
+roc_nix_smq_flush(struct roc_nix *roc_nix)
+{
+ struct nix *nix = roc_nix_to_nix_priv(roc_nix);
+ struct nix_tm_node_list *list;
+ enum roc_nix_tm_tree tree;
+ struct nix_tm_node *node;
+ int rc = 0;
+
+ if (!(nix->tm_flags & NIX_TM_HIERARCHY_ENA))
+ return 0;
+
+ tree = nix->tm_tree;
+ list = nix_tm_node_list(nix, tree);
+
+ /* XOFF & Flush all SMQ's. HRM mandates
+ * all SQ's empty before SMQ flush is issued.
+ */
+ TAILQ_FOREACH(node, list, node) {
+ if (node->hw_lvl != NIX_TXSCH_LVL_SMQ)
+ continue;
+ if (!(node->flags & NIX_TM_NODE_HWRES))
+ continue;
+
+ rc = nix_tm_smq_xoff(nix, node, true);
+ if (rc) {
+ plt_err("Failed to enable smq %u, rc=%d", node->hw_id,
+ rc);
+ goto exit;
+ }
+ }
+
+ /* XON all SMQ's */
+ TAILQ_FOREACH(node, list, node) {
+ if (node->hw_lvl != NIX_TXSCH_LVL_SMQ)
+ continue;
+ if (!(node->flags & NIX_TM_NODE_HWRES))
+ continue;
+
+ rc = nix_tm_smq_xoff(nix, node, false);
+ if (rc) {
+ plt_err("Failed to enable smq %u, rc=%d", node->hw_id,
+ rc);
+ goto exit;
+ }
+ }
+exit:
+ return rc;
+}
+
int
roc_nix_tm_hierarchy_disable(struct roc_nix *roc_nix)
{
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index 2cbcc4b93a..6705d13edf 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -165,6 +165,7 @@ INTERNAL {
roc_nix_xstats_names_get;
roc_nix_switch_hdr_set;
roc_nix_eeprom_info_get;
+ roc_nix_smq_flush;
roc_nix_tm_dump;
roc_nix_tm_fini;
roc_nix_tm_free_resources;
--
2.25.1
