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net: qcom/emac: enable flow control if requested

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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 <timur@codeaurora.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Timur Tabi 2016-11-07 10:51:41 -06:00 committed by David S. Miller
parent 3e88449344
commit df63022e18
1 changed files with 5 additions and 4 deletions
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9
drivers/net/ethernet/qualcomm/emac/emac-mac.c
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@ -575,10 +575,11 @@ 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 match the PHY's settings. */
if (phydev->pause)
mac |= RXFC;
if (phydev->pause != phydev->asym_pause)
mac |= TXFC;
/* setup link speed */
mac &= ~SPEED_MASK;