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ar8216: add 802.3az EEE info to swconfig get_link attribute

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AR8327/AR8337 allow to read the result of EEE autonegotiation.
If EEE is autonegotiated between the link partners, display
this as part of the swconfig get_link attribute.

eee100:  100MBit EEE supported by both link partners
eee1000: 1GBit EEE supported by both link partners

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>

SVN-Revision: 44022
This commit is contained in:
Felix Fietkau
2015-01-18 00:53:59 +00:00
parent bdc0750191
commit 53c0c6054f
5 changed files with 49 additions and 1 deletions
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24
target/linux/generic/files/drivers/net/phy/ar8327.c
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@@ -25,6 +25,7 @@
#include <linux/workqueue.h>
#include <linux/of_device.h>
#include <linux/leds.h>
#include <linux/mdio.h>
#include "ar8216.h"
#include "ar8327.h"
@@ -712,6 +713,27 @@ ar8327_read_port_status(struct ar8xxx_priv *priv, int port)
return ar8xxx_read(priv, AR8327_REG_PORT_STATUS(port));
}
static u32
ar8327_read_port_eee_status(struct ar8xxx_priv *priv, int port)
{
int phy;
u16 t;
if (port >= priv->dev.ports)
return 0;
if (port == 0 || port == 6)
return 0;
phy = port - 1;
/* EEE Ability Auto-negotiation Result */
ar8xxx_phy_mmd_write(priv, phy, 0x7, 0x8000);
t = ar8xxx_phy_mmd_read(priv, phy, 0x4007);
return mmd_eee_adv_to_ethtool_adv_t(t);
}
static int
ar8327_atu_flush(struct ar8xxx_priv *priv)
{
@@ -1069,6 +1091,7 @@ const struct ar8xxx_chip ar8327_chip = {
.init_port = ar8327_init_port,
.setup_port = ar8327_setup_port,
.read_port_status = ar8327_read_port_status,
.read_port_eee_status = ar8327_read_port_eee_status,
.atu_flush = ar8327_atu_flush,
.vtu_flush = ar8327_vtu_flush,
.vtu_load_vlan = ar8327_vtu_load_vlan,
@@ -1100,6 +1123,7 @@ const struct ar8xxx_chip ar8337_chip = {
.init_port = ar8327_init_port,
.setup_port = ar8327_setup_port,
.read_port_status = ar8327_read_port_status,
.read_port_eee_status = ar8327_read_port_eee_status,
.atu_flush = ar8327_atu_flush,
.vtu_flush = ar8327_vtu_flush,
.vtu_load_vlan = ar8327_vtu_load_vlan,