[dpdk-dev] [PATCH v1] net/i40e: fix sync phy type by adding retry
David Hunt
david.hunt at intel.com
Fri Jul 21 16:41:21 CEST 2017
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.hunt at 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
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