New upstream version 18.02upstream/18.02

Change-Id: I89ed24cb2a49b78fe5be6970b99dd46c1499fcc3
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>

1 files changed, 8 insertions, 97 deletions

diff --git a/drivers/mempool/octeontx/rte_mempool_octeontx.c b/drivers/mempool/octeontx/rte_mempool_octeontx.c
index e89355cd..d143d05c 100644
--- a/drivers/mempool/octeontx/rte_mempool_octeontx.c
+++ b/drivers/mempool/octeontx/rte_mempool_octeontx.c
@@ -1,34 +1,7 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) 2017 Cavium Inc. All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017 Cavium, Inc
  */
+
 #include <stdio.h>
 #include <rte_mempool.h>
 #include <rte_malloc.h>
@@ -36,55 +9,18 @@
 
 #include "octeontx_fpavf.h"
 
-/*
- * Per-pool descriptor.
- * Links mempool with the corresponding memzone,
- * that provides memory under the pool's elements.
- */
-struct octeontx_pool_info {
-	const struct rte_mempool *mp;
-	uintptr_t mz_addr;
-
-	SLIST_ENTRY(octeontx_pool_info) link;
-};
-
-SLIST_HEAD(octeontx_pool_list, octeontx_pool_info);
-
-/* List of the allocated pools */
-static struct octeontx_pool_list octeontx_pool_head =
-				SLIST_HEAD_INITIALIZER(octeontx_pool_head);
-/* Spinlock to protect pool list */
-static rte_spinlock_t pool_list_lock = RTE_SPINLOCK_INITIALIZER;
-
 static int
 octeontx_fpavf_alloc(struct rte_mempool *mp)
 {
 	uintptr_t pool;
-	struct octeontx_pool_info *pool_info;
 	uint32_t memseg_count = mp->size;
 	uint32_t object_size;
-	uintptr_t va_start;
 	int rc = 0;
 
-	rte_spinlock_lock(&pool_list_lock);
-	SLIST_FOREACH(pool_info, &octeontx_pool_head, link) {
-		if (pool_info->mp == mp)
-			break;
-	}
-	if (pool_info == NULL) {
-		rte_spinlock_unlock(&pool_list_lock);
-		return -ENXIO;
-	}
-
-	/* virtual hugepage mapped addr */
-	va_start = pool_info->mz_addr;
-	rte_spinlock_unlock(&pool_list_lock);
-
 	object_size = mp->elt_size + mp->header_size + mp->trailer_size;
 
 	pool = octeontx_fpa_bufpool_create(object_size, memseg_count,
 						OCTEONTX_FPAVF_BUF_OFFSET,
-						(char **)&va_start,
 						mp->socket_id);
 	rc = octeontx_fpa_bufpool_block_size(pool);
 	if (rc < 0)
@@ -109,27 +45,9 @@ _end:
 static void
 octeontx_fpavf_free(struct rte_mempool *mp)
 {
-	struct octeontx_pool_info *pool_info;
 	uintptr_t pool;
-
 	pool = (uintptr_t)mp->pool_id;
 
-	rte_spinlock_lock(&pool_list_lock);
-	SLIST_FOREACH(pool_info, &octeontx_pool_head, link) {
-		if (pool_info->mp == mp)
-			break;
-	}
-
-	if (pool_info == NULL) {
-		rte_spinlock_unlock(&pool_list_lock);
-		rte_panic("%s: trying to free pool with no valid metadata",
-		    __func__);
-	}
-
-	SLIST_REMOVE(&octeontx_pool_head, pool_info, octeontx_pool_info, link);
-	rte_spinlock_unlock(&pool_list_lock);
-
-	rte_free(pool_info);
 	octeontx_fpa_bufpool_destroy(pool, mp->socket_id);
 }
 
@@ -222,21 +140,14 @@ static int
 octeontx_fpavf_register_memory_area(const struct rte_mempool *mp,
 				    char *vaddr, rte_iova_t paddr, size_t len)
 {
-	struct octeontx_pool_info *pool_info;
-
 	RTE_SET_USED(paddr);
-	RTE_SET_USED(len);
+	uint8_t gpool;
+	uintptr_t pool_bar;
 
-	pool_info = rte_malloc("octeontx_pool_info", sizeof(*pool_info), 0);
-	if (pool_info == NULL)
-		return -ENOMEM;
+	gpool = octeontx_fpa_bufpool_gpool(mp->pool_id);
+	pool_bar = mp->pool_id & ~(uint64_t)FPA_GPOOL_MASK;
 
-	pool_info->mp = mp;
-	pool_info->mz_addr = (uintptr_t)vaddr;
-	rte_spinlock_lock(&pool_list_lock);
-	SLIST_INSERT_HEAD(&octeontx_pool_head, pool_info, link);
-	rte_spinlock_unlock(&pool_list_lock);
-	return 0;
+	return octeontx_fpavf_pool_set_range(pool_bar, len, vaddr, gpool);
 }
 
 static struct rte_mempool_ops octeontx_fpavf_ops = {