X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_compressdev%2Frte_comp.h;h=ee9056ea37ca3905a75b774445f7bc28c5bf43d7;hb=4410c1b0c0a2cd6eab1d926110ac17bae2da25c2;hp=9826086b1cff5785a0f111c99c4a201da3466a99;hpb=cb26360ec127331f0b0f914335526a14285f8874;p=dpdk.git

diff --git a/lib/librte_compressdev/rte_comp.h b/lib/librte_compressdev/rte_comp.h
index 9826086b1c..ee9056ea37 100644
--- a/lib/librte_compressdev/rte_comp.h
+++ b/lib/librte_compressdev/rte_comp.h
@@ -30,28 +30,43 @@ extern "C" {
 /**< 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)
+#define RTE_COMP_FF_OOP_SGL_IN_SGL_OUT		(1ULL << 2)
+/**< Out-of-place Scatter-gather (SGL) buffers,
+ * with multiple segments, are supported in input and output
+ */
+#define RTE_COMP_FF_OOP_SGL_IN_LB_OUT		(1ULL << 3)
+/**< Out-of-place Scatter-gather (SGL) buffers are supported
+ * in input, combined with linear buffers (LB), with a
+ * single segment, in output
+ */
+#define RTE_COMP_FF_OOP_LB_IN_SGL_OUT		(1ULL << 4)
+/**< Out-of-place Scatter-gather (SGL) buffers are supported
+ * in output, combined with linear buffers (LB) in input
+ */
+#define RTE_COMP_FF_ADLER32_CHECKSUM		(1ULL << 5)
 /**< Adler-32 Checksum is supported */
-#define RTE_COMP_FF_CRC32_CHECKSUM		(1ULL << 4)
+#define RTE_COMP_FF_CRC32_CHECKSUM		(1ULL << 6)
 /**< CRC32 Checksum is supported */
-#define RTE_COMP_FF_CRC32_ADLER32_CHECKSUM	(1ULL << 5)
+#define RTE_COMP_FF_CRC32_ADLER32_CHECKSUM	(1ULL << 7)
 /**< Adler-32/CRC32 Checksum is supported */
-#define RTE_COMP_FF_MULTI_PKT_CHECKSUM		(1ULL << 6)
+#define RTE_COMP_FF_MULTI_PKT_CHECKSUM		(1ULL << 8)
 /**< Generation of checksum across multiple stateless packets is supported */
-#define RTE_COMP_FF_SHA1_HASH			(1ULL << 7)
+#define RTE_COMP_FF_SHA1_HASH			(1ULL << 9)
 /**< SHA1 Hash is supported */
-#define RTE_COMP_FF_SHA2_SHA256_HASH		(1ULL << 8)
+#define RTE_COMP_FF_SHA2_SHA256_HASH		(1ULL << 10)
 /**< SHA256 Hash of SHA2 family is supported */
-#define RTE_COMP_FF_NONCOMPRESSED_BLOCKS	(1ULL << 9)
+#define RTE_COMP_FF_NONCOMPRESSED_BLOCKS	(1ULL << 11)
 /**< Creation of non-compressed blocks using RTE_COMP_LEVEL_NONE is supported */
-#define RTE_COMP_FF_SHAREABLE_PRIV_XFORM	(1ULL << 10)
+#define RTE_COMP_FF_SHAREABLE_PRIV_XFORM	(1ULL << 12)
 /**< 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 it expects to have stateless
  * operations in-flight.
  */
+#define RTE_COMP_FF_HUFFMAN_FIXED		(1ULL << 13)
+/**< Fixed huffman encoding is supported */
+#define RTE_COMP_FF_HUFFMAN_DYNAMIC		(1ULL << 14)
+/**< Dynamic huffman encoding is supported */
 
 /** Status of comp operation */
 enum rte_comp_op_status {
@@ -315,6 +330,8 @@ struct rte_comp_op {
 		/**< Starting point for compression or decompression,
 		 * specified as number of bytes from start of packet in
 		 * source buffer.
+		 * This offset starts from the first segment
+		 * of the buffer, in case the m_src is a chain of mbufs.
 		 * Starting point for checksum generation in compress direction.
 		 */
 		uint32_t length;
@@ -328,7 +345,10 @@ struct rte_comp_op {
 		uint32_t offset;
 		/**< Starting point for writing output data, specified as
 		 * number of bytes from start of packet in dest
-		 * buffer. Starting point for checksum generation in
+		 * buffer.
+		 * This offset starts from the first segment
+		 * of the buffer, in case the m_dst is a chain of mbufs.
+		 * Starting point for checksum generation in
 		 * decompress direction.
 		 */
 	} dst;