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amd-xgbe: extend 10Mbps support to MAC version 21H

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MAC version 21H supports the 10Mbps speed. So, extend support to
platforms that support it.

Acked-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Reviewed-by: Sridhar Samudrala <sridhar.samudrala@intel.com>
Signed-off-by: Raju Rangoju <Raju.Rangoju@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Raju Rangoju 2023-06-12 11:37:24 +05:30 committed by David S. Miller
parent 15f522411c
commit 6b5f9a87e1
1 changed files with 7 additions and 6 deletions
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13
drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
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@ -2782,9 +2782,9 @@ static bool xgbe_phy_valid_speed_baset_mode(struct xgbe_prv_data *pdata,
switch (speed) {
case SPEED_10:
/* Supported in ver >= 30H */
/* Supported in ver 21H and ver >= 30H */
ver = XGMAC_GET_BITS(pdata->hw_feat.version, MAC_VR, SNPSVER);
return (ver >= 0x30) ? true : false;
return (ver == 0x21 || ver >= 0x30);
case SPEED_100:
case SPEED_1000:
return true;
@ -2806,9 +2806,10 @@ static bool xgbe_phy_valid_speed_sfp_mode(struct xgbe_prv_data *pdata,
switch (speed) {
case SPEED_10:
/* Supported in ver >= 30H */
/* Supported in ver 21H and ver >= 30H */
ver = XGMAC_GET_BITS(pdata->hw_feat.version, MAC_VR, SNPSVER);
return (ver >= 0x30) && (phy_data->sfp_speed == XGBE_SFP_SPEED_100_1000);
return ((ver == 0x21 || ver >= 0x30) &&
(phy_data->sfp_speed == XGBE_SFP_SPEED_100_1000));
case SPEED_100:
return (phy_data->sfp_speed == XGBE_SFP_SPEED_100_1000);
case SPEED_1000:
@ -3158,9 +3159,9 @@ static bool xgbe_phy_port_mode_mismatch(struct xgbe_prv_data *pdata)
struct xgbe_phy_data *phy_data = pdata->phy_data;
unsigned int ver;
/* 10 Mbps speed is not supported in ver < 30H */
/* 10 Mbps speed is supported in ver 21H and ver >= 30H */
ver = XGMAC_GET_BITS(pdata->hw_feat.version, MAC_VR, SNPSVER);
if (ver < 0x30 && (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10))
if ((ver < 0x30 && ver != 0x21) && (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10))
return true;
switch (phy_data->port_mode) {