If the PHY has been configured to allow pause frames, then the MAC
should be configured to generate and/or accept those frames.
Signed-off-by: Timur Tabi <ti...@codeaurora.org>
---
drivers/net/ethernet/qualcomm/emac/emac-mac.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/qualcomm/emac/emac-mac.c
b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
index 70a55dc..46e19e9 100644
--- a/drivers/net/ethernet/qualcomm/emac/emac-mac.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
@@ -575,10 +575,12 @@ void emac_mac_start(struct emac_adapter *adpt)
mac |= TXEN | RXEN; /* enable RX/TX */
- /* We don't have ethtool support yet, so force flow-control mode
- * to 'full' always.
- */
- mac |= TXFC | RXFC;
+ /* Configure MAC flow control to patch the PHY's settings */
+ if (phydev->pause)
+ mac |= RXFC;
+
+ if (!phydev->pause && phydev->asym_pause)
+ mac |= TXFC;
/* setup link speed */
mac &= ~SPEED_MASK;
--
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm
Technologies, Inc. Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.
