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From 182bf3ddfc0168ca2df3da477b143bab17543b65 Mon Sep 17 00:00:00 2001
From: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Date: Wed, 13 Mar 2019 19:12:47 +0200
Subject: [PATCH] staging: fsl-dpaa2/mac: add pause frames support for managed
phys
Read the configured dpmac options and depending on the supported
features set the according advertising bit.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: Bogdan Purcareata <bogdan.purcareata@nxp.com>
Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
---
drivers/staging/fsl-dpaa2/mac/mac.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
--- a/drivers/staging/fsl-dpaa2/mac/mac.c
+++ b/drivers/staging/fsl-dpaa2/mac/mac.c
@@ -148,6 +148,11 @@ static void dpaa2_mac_link_changed(struc
if (phydev->autoneg)
state.options |= DPMAC_LINK_OPT_AUTONEG;
+ if (phydev->pause && linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, phydev->advertising))
+ state.options |= DPMAC_LINK_OPT_PAUSE;
+ if (phydev->pause && linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, phydev->advertising))
+ state.options |= DPMAC_LINK_OPT_ASYM_PAUSE;
+
netif_carrier_on(netdev);
} else {
netif_carrier_off(netdev);
@@ -415,6 +420,20 @@ static void configure_link(struct dpaa2_
link_mode_dpmac2phydev(cfg->advertising, phydev->advertising);
}
+ if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, phydev->supported)) {
+ if (cfg->options & DPMAC_LINK_OPT_PAUSE)
+ linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, phydev->advertising);
+ else
+ linkmode_clear_bit(ETHTOOL_LINK_MODE_Pause_BIT, phydev->advertising);
+ }
+
+ if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, phydev->supported)) {
+ if (cfg->options & DPMAC_LINK_OPT_ASYM_PAUSE)
+ linkmode_set_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, phydev->advertising);
+ else
+ linkmode_clear_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, phydev->advertising);
+ }
+
if (cfg->options & DPMAC_LINK_OPT_AUTONEG) {
phydev->autoneg = AUTONEG_ENABLE;
linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phydev->advertising);
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