[dpdk-dev] [PATCH 10/16] net/dpaa: return error on multiple mp config

[Hemant Agrawal]

From: Nipun Gupta <nipun.gu...@nxp.com>

multiple buffer pools are not supported on a single device.

Signed-off-by: Nipun Gupta <nipun.gu...@nxp.com>
---
 drivers/mempool/dpaa/dpaa_mempool.c | 1 +
 drivers/net/dpaa/dpaa_ethdev.c      | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/mempool/dpaa/dpaa_mempool.c 
b/drivers/mempool/dpaa/dpaa_mempool.c
index 3a2528331..00db6f9bc 100644
--- a/drivers/mempool/dpaa/dpaa_mempool.c
+++ b/drivers/mempool/dpaa/dpaa_mempool.c
@@ -132,6 +132,7 @@ dpaa_mbuf_free_pool(struct rte_mempool *mp)
                DPAA_MEMPOOL_INFO("BMAN pool freed for bpid =%d",
                                  bp_info->bpid);
                rte_free(mp->pool_data);
+               bp_info->bp = NULL;
                mp->pool_data = NULL;
        }
 }
diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index fce9ce2fe..0384532d2 100644
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c
@@ -587,6 +587,12 @@ int dpaa_eth_rx_queue_setup(struct rte_eth_dev *dev, 
uint16_t queue_idx,
        DPAA_PMD_INFO("Rx queue setup for queue index: %d fq_id (0x%x)",
                        queue_idx, rxq->fqid);
 
+       if (dpaa_intf->bp_info && dpaa_intf->bp_info->bp &&
+           dpaa_intf->bp_info->mp != mp) {
+               DPAA_PMD_WARN("Multiple pools on same interface not supported");
+               return -EINVAL;
+       }
+
        /* Max packet can fit in single buffer */
        if (dev->data->dev_conf.rxmode.max_rx_pkt_len <= buffsz) {
                ;
-- 
2.17.1