> -----Original Message-----
> From: Daly, Lee
> Sent: Saturday, April 28, 2018 12:38 AM
> To: dev@dpdk.org
> Cc: De Lara Guarch, Pablo <pablo.de.lara.gua...@intel.com>; Tucker, Greg B
> <greg.b.tuc...@intel.com>; Jain, Deepak K <deepak.k.j...@intel.com>; Trahe,
> Fiona <fiona.tr...@intel.com>; Daly, Lee <lee.d...@intel.com>
> Subject: [PATCH v4 06/10] compress/isal: support enqueue/dequeue api
>
> This patchs adds support for the compressdev enqueue_burst and
> dequeue_burst API operations.
>
> Signed-off-by: Lee Daly <lee.d...@intel.com>
> ---
> drivers/compress/isal/isal_compress_pmd.c | 64
> +++++++++++++++++++++++++++
> drivers/compress/isal/isal_compress_pmd_ops.c | 2 +
> 2 files changed, 66 insertions(+)
>
> diff --git a/drivers/compress/isal/isal_compress_pmd.c
> b/drivers/compress/isal/isal_compress_pmd.c
> index 325867b..b13822a 100644
> --- a/drivers/compress/isal/isal_compress_pmd.c
> +++ b/drivers/compress/isal/isal_compress_pmd.c
> @@ -208,6 +208,66 @@ isal_comp_set_priv_xform_parameters(struct
> isal_priv_xform *priv_xform,
> return 0;
> }
>
> +/* Process compression/decompression operation */ static int
> +process_op(struct isal_comp_qp *qp __rte_unused,
> + struct rte_comp_op *op __rte_unused,
> + struct isal_priv_xform *priv_xform)
> +{
> + switch (priv_xform->type) {
> + case RTE_COMP_COMPRESS:
> + break;
> + case RTE_COMP_DECOMPRESS:
> + break;
> + default:
> + ISAL_PMD_LOG(ERR, "Operation Not Supported\n");
> + return -ENOTSUP;
> + }
> + return 0;
> +}
> +
> +/* Enqueue burst */
> +static uint16_t
> +isal_comp_pmd_enqueue_burst(void *queue_pair, struct rte_comp_op **ops,
> + uint16_t nb_ops)
> +{
> + struct isal_comp_qp *qp = queue_pair;
> + uint16_t i;
> + int retval;
> + int16_t num_enq = RTE_MIN(qp->num_free_elements, nb_ops);
> +
> + for (i = 0; i < num_enq; i++) {
Before calling process_op, check if the operation is a stateless op, since
private_xform is only used with stateless ops and if not, set the status to
error
and continue with the next op.
> + retval = process_op(qp, ops[i], ops[i]->private_xform);
