diff options
| author | Dariusz Sosnowski <dsosnowski@nvidia.com> | 2024-06-12 18:18:46 +0200 |
|---|---|---|
| committer | Ferruh Yigit <ferruh.yigit@amd.com> | 2024-06-12 18:40:00 +0200 |
| commit | 5c29450baab701795d196eda6e2d0361332a1abb (patch) | |
| tree | 776bf19400c1f13406cb80fe6b9f8c5d3dddc7ee | |
| parent | e018e1df95172af72f83435fac2a74edff0a3cec (diff) | |
ethdev: support duplicating only item mask
Extend rte_flow_conv() to support working only on item's mask.
This allows drivers to get only the mask's size when working on pattern
templates and duplicate items having only the mask in a generic way.
Signed-off-by: Dariusz Sosnowski <dsosnowski@nvidia.com>
Acked-by: Ori Kam <orika@nvidia.com>
| -rw-r--r-- | lib/ethdev/rte_flow.c | 15 | ||||
| -rw-r--r-- | lib/ethdev/rte_flow.h | 12 |
2 files changed, 25 insertions, 2 deletions
diff --git a/lib/ethdev/rte_flow.c b/lib/ethdev/rte_flow.c index 7ab1100ea0..ca2f85c3fa 100644 --- a/lib/ethdev/rte_flow.c +++ b/lib/ethdev/rte_flow.c @@ -60,9 +60,10 @@ rte_flow_conv_copy(void *buf, const void *data, const size_t size, bool rte_type = type >= 0; size_t sz = rte_type ? desc[type].size : sizeof(void *); - if (buf == NULL || data == NULL) + if (data == NULL) return 0; - rte_memcpy(buf, data, (size > sz ? sz : size)); + if (buf != NULL) + rte_memcpy(buf, data, (size > sz ? sz : size)); if (rte_type && desc[type].desc_fn) sz += desc[type].desc_fn(size > 0 ? buf : NULL, data); return sz; @@ -1090,6 +1091,7 @@ rte_flow_conv(enum rte_flow_conv_op op, switch (op) { const struct rte_flow_attr *attr; + const struct rte_flow_item *item; case RTE_FLOW_CONV_OP_NONE: ret = 0; @@ -1104,6 +1106,15 @@ rte_flow_conv(enum rte_flow_conv_op op, case RTE_FLOW_CONV_OP_ITEM: ret = rte_flow_conv_pattern(dst, size, src, 1, error); break; + case RTE_FLOW_CONV_OP_ITEM_MASK: + item = src; + if (item->mask == NULL) { + ret = rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM_MASK, + item, "Mask not provided"); + break; + } + ret = rte_flow_conv_item_spec(dst, size, src, RTE_FLOW_CONV_ITEM_MASK); + break; case RTE_FLOW_CONV_OP_ACTION: ret = rte_flow_conv_actions(dst, size, src, 1, error); break; diff --git a/lib/ethdev/rte_flow.h b/lib/ethdev/rte_flow.h index fb84992b61..f864578f80 100644 --- a/lib/ethdev/rte_flow.h +++ b/lib/ethdev/rte_flow.h @@ -4427,6 +4427,18 @@ enum rte_flow_conv_op { RTE_FLOW_CONV_OP_ITEM, /** + * Convert a single item mask. + * + * Duplicates only @p mask. + * + * - @p src type: + * @code const struct rte_flow_item * @endcode + * - @p dst type: + * @code struct rte_flow_item * @endcode + */ + RTE_FLOW_CONV_OP_ITEM_MASK, + + /** * Convert a single action. * * Duplicates @p conf but not outside objects. |