Add support for dequeueing responses to previously
enqueued messages.
Signed-off-by: Tomasz Duszynski <tduszynski@marvell.com>
Signed-off-by: Jakub Palider <jpalider@marvell.com>
Reviewed-by: Jerin Jacob <jerinj@marvell.com>
---
drivers/raw/cnxk_bphy/cnxk_bphy_cgx.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
@@ -157,6 +157,32 @@ cnxk_bphy_cgx_enqueue_bufs(struct rte_rawdev *dev,
return 1;
}
+static int
+cnxk_bphy_cgx_dequeue_bufs(struct rte_rawdev *dev,
+ struct rte_rawdev_buf **buffers, unsigned int count,
+ rte_rawdev_obj_t context)
+{
+ struct cnxk_bphy_cgx *cgx = dev->dev_private;
+ unsigned int queue = (size_t)context;
+ struct cnxk_bphy_cgx_queue *qp;
+
+ if (queue >= cgx->num_queues)
+ return -EINVAL;
+
+ if (count == 0)
+ return 0;
+
+ qp = &cgx->queues[queue];
+ if (qp->rsp) {
+ buffers[0]->buf_addr = qp->rsp;
+ qp->rsp = NULL;
+
+ return 1;
+ }
+
+ return 0;
+}
+
static uint16_t
cnxk_bphy_cgx_queue_count(struct rte_rawdev *dev)
{
@@ -168,6 +194,7 @@ cnxk_bphy_cgx_queue_count(struct rte_rawdev *dev)
static const struct rte_rawdev_ops cnxk_bphy_cgx_rawdev_ops = {
.queue_def_conf = cnxk_bphy_cgx_queue_def_conf,
.enqueue_bufs = cnxk_bphy_cgx_enqueue_bufs,
+ .dequeue_bufs = cnxk_bphy_cgx_dequeue_bufs,
.queue_count = cnxk_bphy_cgx_queue_count,
};