[dpdk-stable] [PATCH] net/bnxt: fix VNIC config error in port start

Ajit Khaparde ajit.khaparde at broadcom.com
Wed Aug 25 03:29:01 CEST 2021


During port stop/start sequence the Thor FW is returning an error.
This is because we are deriving incorrect active Rx ring and using
that wrong information in the bnxt_vnic_rss_cfg HWRM command.

Fix it by using the rx_queue_state from eth_dev.

Fixes: 0105ea1296c91 ("net/bnxt: support runtime queue setup")
Cc: stable at dpdk.org

Signed-off-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur at broadcom.com>
---
 drivers/net/bnxt/bnxt_hwrm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index eb9de45cb9..f29d574235 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -5078,6 +5078,7 @@ static int
 bnxt_vnic_rss_configure_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic)
 {
 	struct hwrm_vnic_rss_cfg_output *resp = bp->hwrm_cmd_resp_addr;
+	uint8_t *rxq_state = bp->eth_dev->data->rx_queue_state;
 	struct hwrm_vnic_rss_cfg_input req = {.req_type = 0 };
 	struct bnxt_rx_queue **rxqs = bp->rx_queues;
 	uint16_t *ring_tbl = vnic->rss_table;
@@ -5111,7 +5112,7 @@ bnxt_vnic_rss_configure_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic)
 
 			/* Find next active ring. */
 			for (cnt = 0; cnt < max_rings; cnt++) {
-				if (rxqs[k]->rx_started)
+				if (rxq_state[k] != RTE_ETH_QUEUE_STATE_STOPPED)
 					break;
 				if (++k == max_rings)
 					k = 0;
-- 
2.21.1 (Apple Git-122.3)



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