[dpdk-dev] [PATCH 29/69] net/i40e/base: use TX_LPI_EN bit to fully turn off EEE

[Xiaolong Ye]

Changing advertised EEE capabilities using 'Set PHY Config'
admin queue command does not switch off the EEE completely.
TX_LPI_EN bit in EEER has to be also cleared.

Signed-off-by: Krzysztof Galazka <krzysztof.galazka at intel.com>
Reviewed-by: Kirsher Jeffrey T <jeffrey.t.kirsher at intel.com>
Reviewed-by: Joyner Eric <eric.joyner at intel.com>
Signed-off-by: Xiaolong Ye <xiaolong.ye at intel.com>
---
 drivers/net/i40e/base/i40e_common.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/net/i40e/base/i40e_common.c b/drivers/net/i40e/base/i40e_common.c
index b03a6bef2..d080e9340 100644
--- a/drivers/net/i40e/base/i40e_common.c
+++ b/drivers/net/i40e/base/i40e_common.c
@@ -7329,7 +7329,13 @@ enum i40e_status_code i40e_enable_eee(struct i40e_hw *hw, bool enable)
 			    I40E_AQ_PHY_FEC_CONFIG_MASK;
 
 	/* Set desired EEE state */
-	config.eee_capability = enable ? eee_capability : 0;
+	if (enable) {
+		config.eee_capability = eee_capability;
+		config.eeer |= I40E_PRTPM_EEER_TX_LPI_EN_MASK;
+	} else {
+		config.eee_capability = 0;
+		config.eeer &= ~I40E_PRTPM_EEER_TX_LPI_EN_MASK;
+	}
 
 	/* Save modified config */
 	status = i40e_aq_set_phy_config(hw, &config, NULL);
-- 
2.17.1