From: Shihong Wang <shihong.w...@corigine.com>
When DPDK application exit abnormally, there might have DMA error,
and which will cause the load of firmware failed.
Fix this by force the physical port down to clear the possible DMA error.
Fixes: 896c265ef954 ("net/nfp: use new CPP interface")
Cc: sta...@dpdk.org
Signed-off-by: Shihong Wang <shihong.w...@corigine.com>
Signed-off-by: Peng Zhang <peng.zh...@corigine.com>
Reviewed-by: Chaoyong He <chaoyong...@corigine.com>
---
drivers/net/nfp/nfp_ethdev.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/nfp/nfp_ethdev.c b/drivers/net/nfp/nfp_ethdev.c
index abaf31e27b..aa2b59af32 100644
--- a/drivers/net/nfp/nfp_ethdev.c
+++ b/drivers/net/nfp/nfp_ethdev.c
@@ -847,6 +847,7 @@ nfp_init_app_fw_nic(struct nfp_pf_dev *pf_dev,
static int
nfp_pf_init(struct rte_pci_device *pci_dev)
{
+ uint32_t i;
int ret = 0;
uint64_t addr;
uint32_t cpp_id;
@@ -905,6 +906,10 @@ nfp_pf_init(struct rte_pci_device *pci_dev)
goto hwinfo_cleanup;
}
+ /* Force the physical port down to clear the possible DMA error */
+ for (i = 0; i < nfp_eth_table->count; i++)
+ nfp_eth_set_configured(cpp, nfp_eth_table->ports[i].index, 0);
+
if (nfp_fw_setup(pci_dev, cpp, nfp_eth_table, hwinfo) != 0) {
PMD_INIT_LOG(ERR, "Error when uploading firmware");
ret = -EIO;
--
2.39.1
