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net/enetc: fix SMMU unhandled context fault

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First configure ring with BDs properly then enable
the ring.

Fixes: 469c6111a799 ("net/enetc: enable Rx and Tx")
Cc: stable@dpdk.org

Signed-off-by: Gagandeep Singh <g.singh@nxp.com>
This commit is contained in:
Gagandeep Singh 2019-04-12 12:28:54 +00:00 committed by Ferruh Yigit
parent fa45fda827
commit 63c34c299a
1 changed files with 3 additions and 3 deletions
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6
drivers/net/enetc/enetc_ethdev.c
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@ -492,15 +492,15 @@ enetc_setup_rxbdr(struct enetc_hw *hw, struct enetc_bdr *rx_ring,
ENETC_RTBLENR_LEN(rx_ring->bd_count));
rx_ring->mb_pool = mb_pool;
/* enable ring */
enetc_rxbdr_wr(hw, idx, ENETC_RBMR, ENETC_RBMR_EN);
enetc_rxbdr_wr(hw, idx, ENETC_RBPIR, 0);
rx_ring->rcir = (void *)((size_t)hw->reg +
ENETC_BDR(RX, idx, ENETC_RBCIR));
enetc_refill_rx_ring(rx_ring, (enetc_bd_unused(rx_ring)));
buf_size = (uint16_t)(rte_pktmbuf_data_room_size(rx_ring->mb_pool) -
RTE_PKTMBUF_HEADROOM);
enetc_rxbdr_wr(hw, idx, ENETC_RBBSR, buf_size);
/* enable ring */
enetc_rxbdr_wr(hw, idx, ENETC_RBMR, ENETC_RBMR_EN);
enetc_rxbdr_wr(hw, idx, ENETC_RBPIR, 0);
}
static int