diff options
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_sgmii.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_sgmii.c b/drivers/net/ethernet/mediatek/mtk_sgmii.c index c590d5847e2e..1f6e58cba162 100644 --- a/drivers/net/ethernet/mediatek/mtk_sgmii.c +++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c @@ -70,16 +70,27 @@ static int mtk_pcs_config(struct phylink_pcs *pcs, unsigned int mode, { struct mtk_pcs *mpcs = pcs_to_mtk_pcs(pcs); unsigned int rgc3; + int advertise; + bool changed; if (interface == PHY_INTERFACE_MODE_2500BASEX) rgc3 = RG_PHY_SPEED_3_125G; else rgc3 = 0; + advertise = phylink_mii_c22_pcs_encode_advertisement(interface, + advertising); + if (advertise < 0) + return advertise; + /* Configure the underlying interface speed */ regmap_update_bits(mpcs->regmap, mpcs->ana_rgc3, RG_PHY_SPEED_3_125G, rgc3); + /* Update the advertisement, noting whether it has changed */ + regmap_update_bits_check(mpcs->regmap, SGMSYS_PCS_ADVERTISE, + SGMII_ADVERTISE, advertise, &changed); + /* Setup SGMIISYS with the determined property */ if (interface != PHY_INTERFACE_MODE_SGMII) mtk_pcs_setup_mode_force(mpcs, interface); @@ -90,7 +101,7 @@ static int mtk_pcs_config(struct phylink_pcs *pcs, unsigned int mode, regmap_update_bits(mpcs->regmap, SGMSYS_QPHY_PWR_STATE_CTRL, SGMII_PHYA_PWD, 0); - return 0; + return changed; } static void mtk_pcs_restart_an(struct phylink_pcs *pcs) |