X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Ftf_core%2Ftf_identifier.c;h=9f27a41fcff369dde99f21c7ecc4100199f29fb8;hb=c87bd543a8d42ba820870ececa76f1d98057d3ad;hp=ee68b6ca58c1d4914d0d7b55610163777d34fdc0;hpb=38dc96f919318d3580fdb37142dbcfb879de1d79;p=dpdk.git

diff --git a/drivers/net/bnxt/tf_core/tf_identifier.c b/drivers/net/bnxt/tf_core/tf_identifier.c
index ee68b6ca58..9f27a41fcf 100644
--- a/drivers/net/bnxt/tf_core/tf_identifier.c
+++ b/drivers/net/bnxt/tf_core/tf_identifier.c
@@ -15,11 +15,6 @@
 
 struct tf;
 
-/**
- * Init flag, set on bind and cleared on unbind
- */
-static uint8_t init;
-
 /**
  * Identifier shadow DBs.
  */
@@ -35,20 +30,21 @@ tf_ident_bind(struct tf *tfp,
 	      struct tf_ident_cfg_parms *parms)
 {
 	int rc;
+	int db_rc[TF_DIR_MAX] = { 0 };
 	int i;
 	struct tf_rm_create_db_parms db_cfg = { 0 };
 	struct tf_shadow_ident_cfg_parms shadow_cfg = { 0 };
 	struct tf_shadow_ident_create_db_parms shadow_cdb = { 0 };
 	struct ident_rm_db *ident_db;
 	struct tfp_calloc_parms cparms;
+	struct tf_session *tfs;
 
 	TF_CHECK_PARMS2(tfp, parms);
 
-	if (init) {
-		TFP_DRV_LOG(ERR,
-			    "Identifier DB already initialized\n");
-		return -EINVAL;
-	}
+	/* Retrieve the session information */
+	rc = tf_session_get_session_internal(tfp, &tfs);
+	if (rc)
+		return rc;
 
 	memset(&db_cfg, 0, sizeof(db_cfg));
 	cparms.nitems = 1;
@@ -73,14 +69,11 @@ tf_ident_bind(struct tf *tfp,
 		db_cfg.rm_db = (void *)&ident_db->ident_db[i];
 		db_cfg.dir = i;
 		db_cfg.alloc_cnt = parms->resources->ident_cnt[i].cnt;
-		rc = tf_rm_create_db(tfp, &db_cfg);
-		if (rc) {
-			TFP_DRV_LOG(ERR,
-				    "%s: Identifier DB creation failed\n",
-				    tf_dir_2_str(i));
-
-			return rc;
-		}
+		if (tf_session_is_shared_session(tfs) &&
+			(!tf_session_is_shared_session_creator(tfs)))
+			db_rc[i] = tf_rm_create_db_no_reservation(tfp, &db_cfg);
+		else
+			db_rc[i] = tf_rm_create_db(tfp, &db_cfg);
 
 		if (parms->shadow_copy) {
 			shadow_cfg.alloc_cnt =
@@ -100,7 +93,11 @@ tf_ident_bind(struct tf *tfp,
 		}
 	}
 
-	init = 1;
+	/* No db created */
+	if (db_rc[TF_DIR_RX] && db_rc[TF_DIR_TX]) {
+		TFP_DRV_LOG(ERR, "No Identifier DB created\n");
+		return db_rc[TF_DIR_RX];
+	}
 
 	TFP_DRV_LOG(INFO,
 		    "Identifier - initialized\n");
@@ -120,23 +117,14 @@ tf_ident_unbind(struct tf *tfp)
 
 	TF_CHECK_PARMS1(tfp);
 
-	/* Bail if nothing has been initialized */
-	if (!init) {
-		TFP_DRV_LOG(INFO,
-			    "No Identifier DBs created\n");
-		return 0;
-	}
-
 	rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
-	if (rc) {
-		TFP_DRV_LOG(ERR,
-			    "Failed to get ident_db from session, rc:%s\n",
-			    strerror(-rc));
-		return rc;
-	}
+	if (rc)
+		return 0;
 	ident_db = (struct ident_rm_db *)ident_db_ptr;
 
 	for (i = 0; i < TF_DIR_MAX; i++) {
+		if (ident_db->ident_db[i] == NULL)
+			continue;
 		fparms.rm_db = ident_db->ident_db[i];
 		fparms.dir = i;
 		rc = tf_rm_free_db(tfp, &fparms);
@@ -158,7 +146,6 @@ tf_ident_unbind(struct tf *tfp)
 		ident_db->ident_db[i] = NULL;
 	}
 
-	init = 0;
 	shadow_init = 0;
 
 	return 0;
@@ -178,13 +165,6 @@ tf_ident_alloc(struct tf *tfp __rte_unused,
 
 	TF_CHECK_PARMS2(tfp, parms);
 
-	if (!init) {
-		TFP_DRV_LOG(ERR,
-			    "%s: No Identifier DBs created\n",
-			    tf_dir_2_str(parms->dir));
-		return -EINVAL;
-	}
-
 	rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
 	if (rc) {
 		TFP_DRV_LOG(ERR,
@@ -242,13 +222,6 @@ tf_ident_free(struct tf *tfp __rte_unused,
 
 	TF_CHECK_PARMS2(tfp, parms);
 
-	if (!init) {
-		TFP_DRV_LOG(ERR,
-			    "%s: No Identifier DBs created\n",
-			    tf_dir_2_str(parms->dir));
-		return -EINVAL;
-	}
-
 	rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
 	if (rc) {
 		TFP_DRV_LOG(ERR,
@@ -329,13 +302,6 @@ tf_ident_search(struct tf *tfp __rte_unused,
 
 	TF_CHECK_PARMS2(tfp, parms);
 
-	if (!init) {
-		TFP_DRV_LOG(ERR,
-			    "%s: No Identifier DBs created\n",
-			    tf_dir_2_str(parms->dir));
-		return -EINVAL;
-	}
-
 	if (!shadow_init) {
 		TFP_DRV_LOG(ERR,
 			    "%s: Identifier Shadow copy is not enabled\n",
@@ -388,3 +354,39 @@ tf_ident_search(struct tf *tfp __rte_unused,
 
 	return 0;
 }
+
+int
+tf_ident_get_resc_info(struct tf *tfp,
+		       struct tf_identifier_resource_info *ident)
+{
+	int rc;
+	int d;
+	struct tf_resource_info *dinfo;
+	struct tf_rm_get_alloc_info_parms ainfo;
+	void *ident_db_ptr = NULL;
+	struct ident_rm_db *ident_db;
+
+	TF_CHECK_PARMS2(tfp, ident);
+
+	rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
+	if (rc) {
+		TFP_DRV_LOG(INFO,
+			    "No resource allocated for ident from session\n");
+		return 0;
+	}
+	ident_db = (struct ident_rm_db *)ident_db_ptr;
+
+	/* check if reserved resource for WC is multiple of num_slices */
+	for (d = 0; d < TF_DIR_MAX; d++) {
+		ainfo.rm_db = ident_db->ident_db[d];
+		dinfo = ident[d].info;
+
+		ainfo.info = (struct tf_rm_alloc_info *)dinfo;
+		ainfo.subtype = 0;
+		rc = tf_rm_get_all_info(&ainfo, TF_IDENT_TYPE_MAX);
+		if (rc)
+			return rc;
+	}
+
+	return 0;
+}