compressdev: add huffman encoding flags

[dpdk.git] / drivers / compress / isal / isal_compress_pmd_ops.c

diff --git a/drivers/compress/isal/isal_compress_pmd_ops.c b/drivers/compress/isal/isal_compress_pmd_ops.c
index dcf79bf..585f228 100644 (file)
--- a/drivers/compress/isal/isal_compress_pmd_ops.c
+++ b/drivers/compress/isal/isal_compress_pmd_ops.c
@@ -1,6 +1,7 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  * Copyright(c) 2018 Intel Corporation
  */
+#include <isa-l.h>
 
 #include <rte_common.h>
 #include <rte_compressdev_pmd.h>
@@ -9,6 +10,17 @@
 #include "isal_compress_pmd_private.h"
 
 static const struct rte_compressdev_capabilities isal_pmd_capabilities[] = {
+       {
+               .algo = RTE_COMP_ALGO_DEFLATE,
+               .comp_feature_flags =   RTE_COMP_FF_SHAREABLE_PRIV_XFORM |
+                                       RTE_COMP_FF_HUFFMAN_FIXED |
+                                       RTE_COMP_FF_HUFFMAN_DYNAMIC,
+               .window_size = {
+                       .min = 15,
+                       .max = 15,
+                       .increment = 0
+               },
+       },
        RTE_COMP_END_OF_CAPABILITIES_LIST()
 };
 
@@ -146,6 +158,15 @@ isal_comp_pmd_qp_release(struct rte_compressdev *dev, uint16_t qp_id)
        if (qp == NULL)
                return -EINVAL;
 
+       if (qp->stream != NULL)
+               rte_free(qp->stream);
+
+       if (qp->stream->level_buf != NULL)
+               rte_free(qp->stream->level_buf);
+
+       if (qp->state != NULL)
+               rte_free(qp->state);
+
        if (dev->data->queue_pairs[qp_id] != NULL)
                rte_free(dev->data->queue_pairs[qp_id]);
 
@@ -214,6 +235,21 @@ isal_comp_pmd_qp_setup(struct rte_compressdev *dev, uint16_t qp_id,
                return (-ENOMEM);
        }
 
+       /* Initialize memory for compression stream structure */
+       qp->stream = rte_zmalloc_socket("Isa-l compression stream ",
+                       sizeof(struct isal_zstream),  RTE_CACHE_LINE_SIZE,
+                       socket_id);
+
+       /* Initialize memory for compression level buffer */
+       qp->stream->level_buf = rte_zmalloc_socket("Isa-l compression lev_buf",
+                       ISAL_DEF_LVL3_DEFAULT, RTE_CACHE_LINE_SIZE,
+                       socket_id);
+
+       /* Initialize memory for decompression state structure */
+       qp->state = rte_zmalloc_socket("Isa-l decompression state",
+                       sizeof(struct inflate_state), RTE_CACHE_LINE_SIZE,
+                       socket_id);
+
        qp->id = qp_id;
        dev->data->queue_pairs[qp_id] = qp;