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net/sfc: get RxQ descriptor done

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Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andrew Lee <alee@solarflare.com>
Reviewed-by: Robert Stonehouse <rstonehouse@solarflare.com>
This commit is contained in:
Andrew Rybchenko 2016-12-15 12:51:09 +00:00 committed by Ferruh Yigit
parent 04aa6b9c5f
commit 36d84f87b3
3 changed files with 21 additions and 0 deletions
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9
drivers/net/sfc/sfc_ethdev.c
View File

@ -854,6 +854,14 @@ 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,
@ -875,6 +883,7 @@ 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,

11
drivers/net/sfc/sfc_rx.c
View File

@ -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)
{

1
drivers/net/sfc/sfc_rx.h
View File

@ -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
}