Commit 2d646109 authored by Heiner Kallweit's avatar Heiner Kallweit Committed by David S. Miller
Browse files

net: phy: aquantia: inform about proprietary 1000Base-T2 mode being in use 



The AQCS109 supports a proprietary 2-pair 1Gbps mode. The standard
registers don't allow to tell between 1000BaseT and 1000BaseT2.
Add reporting this proprietary mode based on a vendor register.

Signed-off-by: default avatarHeiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 43429a03

drivers/net/phy/aquantia_main.c

+13 −1
Original line number Diff line number Diff line
@@ -78,6 +78,10 @@ 
#define VEND1_GLOBAL_RSVD_STAT1_FW_BUILD_ID	GENMASK(7, 4)

#define VEND1_GLOBAL_RSVD_STAT1_PROV_ID		GENMASK(3, 0)



#define VEND1_GLOBAL_RSVD_STAT9			0xc88d

#define VEND1_GLOBAL_RSVD_STAT9_MODE		GENMASK(7, 0)

#define VEND1_GLOBAL_RSVD_STAT9_1000BT2		0x23



#define VEND1_GLOBAL_INT_STD_STATUS		0xfc00

#define VEND1_GLOBAL_INT_VEND_STATUS		0xfc01
@@ -433,7 +437,7 @@ static void aqr107_link_change_notify(struct phy_device *phydev) 
{

	u8 fw_major, fw_minor;

	bool downshift, short_reach, afr;

	int val;

	int mode, val;



	if (phydev->state != PHY_RUNNING || phydev->autoneg == AUTONEG_DISABLE)

		return;
@@ -464,6 +468,14 @@ static void aqr107_link_change_notify(struct phy_device *phydev) 
		   short_reach ? ", short reach mode" : "",

		   downshift ? ", fast-retrain downshift advertised" : "",

		   afr ? ", fast reframe advertised" : "");



	val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_RSVD_STAT9);

	if (val < 0)

		return;



	mode = FIELD_GET(VEND1_GLOBAL_RSVD_STAT9_MODE, val);

	if (mode == VEND1_GLOBAL_RSVD_STAT9_1000BT2)

		phydev_info(phydev, "Aquantia 1000Base-T2 mode active\n");

}



static struct phy_driver aqr_driver[] = {

CRA Git | Maintained and supported by SUSTech CRA and CCSE