diff mbox series

[net-next,v2,1/2] amd-xgbe: add 2.5GbE support to 10G BaseT mode

Message ID 20230201054932.212700-2-Raju.Rangoju@amd.com (mailing list archive)
State Accepted
Commit 3ee217c47b8b7d18c7c6afa62a5451d5da16d7f5
Delegated to: Netdev Maintainers
Headers show
Series amd-xgbe: add support for 2.5GbE and rx-adaptation | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 6 of 6 maintainers
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 47 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Raju Rangoju Feb. 1, 2023, 5:49 a.m. UTC 
Add support to the driver to fully recognize and enable 2.5GbE speed in
10GBaseT mode.

Acked-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Signed-off-by: Raju Rangoju <Raju.Rangoju@amd.com>
---
 drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index f4683d53e58c..eea06e07b4a0 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -1882,6 +1882,9 @@  static void xgbe_phy_an_advertising(struct xgbe_prv_data *pdata,
 		if (phy_data->phydev &&
 		    (phy_data->phydev->speed == SPEED_10000))
 			XGBE_SET_ADV(dlks, 10000baseKR_Full);
+		else if (phy_data->phydev &&
+			 (phy_data->phydev->speed == SPEED_2500))
+			XGBE_SET_ADV(dlks, 2500baseX_Full);
 		else
 			XGBE_SET_ADV(dlks, 1000baseKX_Full);
 		break;
@@ -2282,9 +2285,11 @@  static enum xgbe_mode xgbe_phy_switch_baset_mode(struct xgbe_prv_data *pdata)
 	case XGBE_MODE_SGMII_100:
 	case XGBE_MODE_SGMII_1000:
 		return XGBE_MODE_KR;
+	case XGBE_MODE_KX_2500:
+		return XGBE_MODE_SGMII_1000;
 	case XGBE_MODE_KR:
 	default:
-		return XGBE_MODE_SGMII_1000;
+		return XGBE_MODE_KX_2500;
 	}
 }
 
@@ -2644,7 +2649,8 @@  static bool xgbe_phy_valid_speed_baset_mode(struct xgbe_prv_data *pdata,
 	case SPEED_1000:
 		return true;
 	case SPEED_2500:
-		return (phy_data->port_mode == XGBE_PORT_MODE_NBASE_T);
+		return ((phy_data->port_mode == XGBE_PORT_MODE_10GBASE_T) ||
+			(phy_data->port_mode == XGBE_PORT_MODE_NBASE_T));
 	case SPEED_10000:
 		return (phy_data->port_mode == XGBE_PORT_MODE_10GBASE_T);
 	default:
@@ -3024,6 +3030,7 @@  static bool xgbe_phy_port_mode_mismatch(struct xgbe_prv_data *pdata)
 		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000) ||
+		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_2500) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10000))
 			return false;
 		break;
@@ -3474,6 +3481,10 @@  static int xgbe_phy_init(struct xgbe_prv_data *pdata)
 			XGBE_SET_SUP(lks, 1000baseT_Full);
 			phy_data->start_mode = XGBE_MODE_SGMII_1000;
 		}
+		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_2500) {
+			XGBE_SET_SUP(lks, 2500baseT_Full);
+			phy_data->start_mode = XGBE_MODE_KX_2500;
+		}
 		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10000) {
 			XGBE_SET_SUP(lks, 10000baseT_Full);
 			phy_data->start_mode = XGBE_MODE_KR;