[dpdk-dev] [PATCH v4 02/20] net/sfc: do not enable interrupts on internal Rx queues

Andrew Rybchenko andrew.rybchenko at oktetlabs.ru
Fri Jul 2 10:39:30 CEST 2021


rxq_intr flag requests support for interrupt mode for ethdev Rx queues.
There is no internal Rx queues yet.

Signed-off-by: Andrew Rybchenko <andrew.rybchenko at oktetlabs.ru>
---
 drivers/net/sfc/sfc_ev.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/sfc/sfc_ev.c b/drivers/net/sfc/sfc_ev.c
index 2262994112..9a8149f052 100644
--- a/drivers/net/sfc/sfc_ev.c
+++ b/drivers/net/sfc/sfc_ev.c
@@ -663,7 +663,9 @@ sfc_ev_qstart(struct sfc_evq *evq, unsigned int hw_index)
 		     efx_evq_size(sa->nic, evq->entries, evq_flags));
 
 	if ((sa->intr.lsc_intr && hw_index == sa->mgmt_evq_index) ||
-	    (sa->intr.rxq_intr && evq->dp_rxq != NULL))
+	    (sa->intr.rxq_intr && evq->dp_rxq != NULL &&
+	     sfc_ethdev_rx_qid_by_rxq_sw_index(sfc_sa2shared(sa),
+		evq->dp_rxq->dpq.queue_id) != SFC_ETHDEV_QID_INVALID))
 		evq_flags |= EFX_EVQ_FLAGS_NOTIFY_INTERRUPT;
 	else
 		evq_flags |= EFX_EVQ_FLAGS_NOTIFY_DISABLED;
-- 
2.30.2



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