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author | Christian Ehrhardt <christian.ehrhardt@canonical.com> | 2018-06-01 09:09:08 +0200 |
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committer | Christian Ehrhardt <christian.ehrhardt@canonical.com> | 2018-06-04 15:56:02 +0200 |
commit | 15dedf321036ae67c61f35a3ab55de767b07801f (patch) | |
tree | 08e18a1b8bb1339a8a8b68802fe4c4ad09b9cdfb /lib/librte_mempool/rte_mempool_ops_default.c | |
parent | 9f3a8cb4cfe59ea63e267f69700fb0fde13d7dd3 (diff) |
New upstream version 18.05upstream-18.05-stable
Change-Id: Ib515da8d5db1114f07a5fe26239d1c2061007c1c
Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'lib/librte_mempool/rte_mempool_ops_default.c')
-rw-r--r-- | lib/librte_mempool/rte_mempool_ops_default.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/lib/librte_mempool/rte_mempool_ops_default.c b/lib/librte_mempool/rte_mempool_ops_default.c new file mode 100644 index 00000000..fd63ca13 --- /dev/null +++ b/lib/librte_mempool/rte_mempool_ops_default.c @@ -0,0 +1,51 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2016 Intel Corporation. + * Copyright(c) 2016 6WIND S.A. + * Copyright(c) 2018 Solarflare Communications Inc. + */ + +#include <rte_mempool.h> + +ssize_t +rte_mempool_op_calc_mem_size_default(const struct rte_mempool *mp, + uint32_t obj_num, uint32_t pg_shift, + size_t *min_chunk_size, size_t *align) +{ + size_t total_elt_sz; + size_t mem_size; + + total_elt_sz = mp->header_size + mp->elt_size + mp->trailer_size; + + mem_size = rte_mempool_calc_mem_size_helper(obj_num, total_elt_sz, + pg_shift); + + *min_chunk_size = RTE_MAX((size_t)1 << pg_shift, total_elt_sz); + + *align = RTE_MAX((size_t)RTE_CACHE_LINE_SIZE, (size_t)1 << pg_shift); + + return mem_size; +} + +int +rte_mempool_op_populate_default(struct rte_mempool *mp, unsigned int max_objs, + void *vaddr, rte_iova_t iova, size_t len, + rte_mempool_populate_obj_cb_t *obj_cb, void *obj_cb_arg) +{ + size_t total_elt_sz; + size_t off; + unsigned int i; + void *obj; + + total_elt_sz = mp->header_size + mp->elt_size + mp->trailer_size; + + for (off = 0, i = 0; off + total_elt_sz <= len && i < max_objs; i++) { + off += mp->header_size; + obj = (char *)vaddr + off; + obj_cb(mp, obj_cb_arg, obj, + (iova == RTE_BAD_IOVA) ? RTE_BAD_IOVA : (iova + off)); + rte_mempool_ops_enqueue_bulk(mp, &obj, 1); + off += mp->elt_size + mp->trailer_size; + } + + return i; +} |