Reviewed-by: Andrew Lee <a...@solarflare.com>
Reviewed-by: Robert Stonehouse <rstoneho...@solarflare.com>
Signed-off-by: Andrew Rybchenko <arybche...@solarflare.com>
---
drivers/net/sfc/sfc_ethdev.c | 9 +++++++++
drivers/net/sfc/sfc_rx.c | 11 +++++++++++
drivers/net/sfc/sfc_rx.h | 1 +
3 files changed, 21 insertions(+)
diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index 163f9ed..59dcdb4 100644
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -855,6 +855,14 @@ sfc_rx_queue_count(struct rte_eth_dev *dev, uint16_t
rx_queue_id)
return sfc_rx_qdesc_npending(sa, rx_queue_id);
}
+static int
+sfc_rx_descriptor_done(void *queue, uint16_t offset)
+{
+ struct sfc_rxq *rxq = queue;
+
+ return sfc_rx_qdesc_done(rxq, offset);
+}
+
static const struct eth_dev_ops sfc_eth_dev_ops = {
.dev_configure = sfc_dev_configure,
.dev_start = sfc_dev_start,
@@ -876,6 +884,7 @@ static const struct eth_dev_ops sfc_eth_dev_ops = {
.rx_queue_setup = sfc_rx_queue_setup,
.rx_queue_release = sfc_rx_queue_release,
.rx_queue_count = sfc_rx_queue_count,
+ .rx_descriptor_done = sfc_rx_descriptor_done,
.tx_queue_setup = sfc_tx_queue_setup,
.tx_queue_release = sfc_tx_queue_release,
.flow_ctrl_get = sfc_flow_ctrl_get,
diff --git a/drivers/net/sfc/sfc_rx.c b/drivers/net/sfc/sfc_rx.c
index ff9d799..802beb2 100644
--- a/drivers/net/sfc/sfc_rx.c
+++ b/drivers/net/sfc/sfc_rx.c
@@ -273,6 +273,17 @@ sfc_rx_qdesc_npending(struct sfc_adapter *sa, unsigned int
sw_index)
return rxq->pending - rxq->completed;
}
+int
+sfc_rx_qdesc_done(struct sfc_rxq *rxq, unsigned int offset)
+{
+ if ((rxq->state & SFC_RXQ_RUNNING) == 0)
+ return 0;
+
+ sfc_ev_qpoll(rxq->evq);
+
+ return offset < (rxq->pending - rxq->completed);
+}
+
static void
sfc_rx_qpurge(struct sfc_rxq *rxq)
{
diff --git a/drivers/net/sfc/sfc_rx.h b/drivers/net/sfc/sfc_rx.h
index 8064af6..8d8e709 100644
--- a/drivers/net/sfc/sfc_rx.h
+++ b/drivers/net/sfc/sfc_rx.h
@@ -142,6 +142,7 @@ uint16_t sfc_recv_pkts(void *rx_queue, struct rte_mbuf
**rx_pkts,
unsigned int sfc_rx_qdesc_npending(struct sfc_adapter *sa,
unsigned int sw_index);
+int sfc_rx_qdesc_done(struct sfc_rxq *rxq, unsigned int offset);
#ifdef __cplusplus
}
--
2.5.5
