From: Fiona Trahe <fiona.tr...@intel.com>
Signed-off-by: Fiona Trahe <fiona.tr...@intel.com>
Signed-off-by: Pablo de Lara <pablo.de.lara.gua...@intel.com>
Signed-off-by: Shally Verma <shally.ve...@caviumnetworks.com>
Signed-off-by: Ashish Gupta <ashish.gu...@caviumnetworks.com>
---
lib/librte_compressdev/rte_compressdev.c | 31 +++++++++++++++
lib/librte_compressdev/rte_compressdev.h | 45 ++++++++++++++++++++++
lib/librte_compressdev/rte_compressdev_version.map | 1 +
3 files changed, 77 insertions(+)
diff --git a/lib/librte_compressdev/rte_compressdev.c
b/lib/librte_compressdev/rte_compressdev.c
index b962ccf23..43a26747b 100644
--- a/lib/librte_compressdev/rte_compressdev.c
+++ b/lib/librte_compressdev/rte_compressdev.c
@@ -77,6 +77,37 @@ rte_compressdev_get_feature_name(uint64_t flag)
}
}
+const char * __rte_experimental
+rte_comp_get_feature_name(uint64_t flag)
+{
+ switch (flag) {
+ case RTE_COMP_FF_STATEFUL_COMPRESSION:
+ return "STATEFUL_COMPRESSION";
+ case RTE_COMP_FF_STATEFUL_DECOMPRESSION:
+ return "STATEFUL_DECOMPRESSION";
+ case RTE_COMP_FF_MBUF_SCATTER_GATHER:
+ return "MBUF_SCATTER_GATHER";
+ case RTE_COMP_FF_MULTI_PKT_CHECKSUM:
+ return "MULTI_PKT_CHECKSUM";
+ case RTE_COMP_FF_ADLER32_CHECKSUM:
+ return "ADLER32_CHECKSUM";
+ case RTE_COMP_FF_CRC32_CHECKSUM:
+ return "CRC32_CHECKSUM";
+ case RTE_COMP_FF_CRC32_ADLER32_CHECKSUM:
+ return "CRC32_ADLER32_CHECKSUM";
+ case RTE_COMP_FF_NONCOMPRESSED_BLOCKS:
+ return "NONCOMPRESSED_BLOCKS";
+ case RTE_COMP_FF_SHA1_HASH:
+ return "SHA1_HASH";
+ case RTE_COMP_FF_SHA2_SHA256_HASH:
+ return "SHA2_SHA256_HASH";
+ case RTE_COMP_FF_SHAREABLE_PRIV_XFORM:
+ return "SHAREABLE_PRIV_XFORM";
+ default:
+ return NULL;
+ }
+}
+
struct rte_compressdev * __rte_experimental
rte_compressdev_pmd_get_dev(uint8_t dev_id)
{
diff --git a/lib/librte_compressdev/rte_compressdev.h
b/lib/librte_compressdev/rte_compressdev.h
index 72c46dd96..02a6c531c 100644
--- a/lib/librte_compressdev/rte_compressdev.h
+++ b/lib/librte_compressdev/rte_compressdev.h
@@ -54,6 +54,39 @@ extern int compressdev_logtype;
#define RTE_COMPDEV_FF_CPU_NEON (1ULL << 5)
/**< Utilises CPU NEON instructions */
+/**
+ * compression service feature flags
+ *
+ * @note New features flags should be added to the end of the list
+ *
+ * Keep these flags synchronised with rte_comp_get_feature_name()
+ */
+#define RTE_COMP_FF_STATEFUL_COMPRESSION (1ULL << 0)
+/**< Stateful compression is supported */
+#define RTE_COMP_FF_STATEFUL_DECOMPRESSION (1ULL << 1)
+/**< Stateful decompression is supported */
+#define RTE_COMP_FF_MBUF_SCATTER_GATHER (1ULL << 2)
+/**< Scatter-gather mbufs are supported */
+#define RTE_COMP_FF_ADLER32_CHECKSUM (1ULL << 3)
+/**< Adler-32 Checksum is supported */
+#define RTE_COMP_FF_CRC32_CHECKSUM (1ULL << 4)
+/**< CRC32 Checksum is supported */
+#define RTE_COMP_FF_CRC32_ADLER32_CHECKSUM (1ULL << 5)
+/**< Adler-32/CRC32 Checksum is supported */
+#define RTE_COMP_FF_MULTI_PKT_CHECKSUM (1ULL << 6)
+/**< Generation of checksum across multiple stateless packets is supported */
+#define RTE_COMP_FF_SHA1_HASH (1ULL << 7)
+/**< SHA1 Hash is supported */
+#define RTE_COMP_FF_SHA2_SHA256_HASH (1ULL << 8)
+/**< SHA256 Hash of SHA2 family is supported */
+#define RTE_COMP_FF_NONCOMPRESSED_BLOCKS (1ULL << 9)
+/**< Creation of non-compressed blocks using RTE_COMP_LEVEL_NONE is supported
*/
+#define RTE_COMP_FF_SHAREABLE_PRIV_XFORM (1ULL << 10)
+/**< Private xforms created by the PMD can be shared
+ * across multiple stateless operations. If not set, then app needs
+ * to create as many priv_xforms as many expected in flight.
+ */
+
/**
* Get the name of a compress device feature flag.
*
@@ -66,6 +99,18 @@ extern int compressdev_logtype;
const char * __rte_experimental
rte_compressdev_get_feature_name(uint64_t flag);
+/**
+ * Get the name of a compress service feature flag
+ *
+ * @param flag
+ * The mask describing the flag
+ *
+ * @return
+ * The name of this flag, or NULL if it's not a valid feature flag.
+ */
+const char * __rte_experimental
+rte_comp_get_feature_name(uint64_t flag);
+
/** comp device information */
struct rte_compressdev_info {
const char *driver_name; /**< Driver name. */
diff --git a/lib/librte_compressdev/rte_compressdev_version.map
b/lib/librte_compressdev/rte_compressdev_version.map
index 01ddc7a07..f538b9f57 100644
--- a/lib/librte_compressdev/rte_compressdev_version.map
+++ b/lib/librte_compressdev/rte_compressdev_version.map
@@ -33,6 +33,7 @@ EXPERIMENTAL {
rte_compressdev_stop;
rte_compressdev_stream_create;
rte_compressdev_stream_free;
+ rte_comp_get_feature_name;
rte_comp_op_pool_create;
local: *;
--
2.14.3
