[dpdk-dev] [PATCH v1] net/i40e: fix sync phy type by adding retry

[David Hunt]

Some phy's take longer than others to come up. Add a retry to give
more phy's a chance to come up before returning an error.

Signed-off-by: David Hunt <david.h...@intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 97a73e1..8c39eb7 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -9248,16 +9248,22 @@ i40e_dev_sync_phy_type(struct i40e_hw *hw)
        enum i40e_status_code status;
        struct i40e_aq_get_phy_abilities_resp phy_ab;
        int ret = -ENOTSUP;
+       int retries = 0;
 
        status = i40e_aq_get_phy_capabilities(hw, false, true, &phy_ab,
                                              NULL);
 
-       if (status) {
+       while (status) {
                PMD_INIT_LOG(WARNING, "Failed to sync phy type: status=%d",
                        status);
-               return ret;
+               retries++;
+               rte_delay_us(100000);
+               if  (retries < 5)
+                       status = i40e_aq_get_phy_capabilities(hw, false,
+                                       true, &phy_ab, NULL);
+               else
+                       return ret;
        }
-
        return 0;
 }
 
-- 
2.7.4