diff options
| author | Tristram Ha <Tristram.Ha@microchip.com> | 2019-02-22 16:36:47 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-02-24 17:49:59 -0800 |
| commit | 42fc6a4c613019666f2fd11bc0b542cf2f4dae24 (patch) | |
| tree | f9c1e9fc9ffa052182ce42c7802300c9cdf99da9 /drivers/net/dsa/microchip/ksz9477.c | |
| parent | 84f29264551eb75cc686c3f748ac70b987b95837 (diff) | |
net: dsa: microchip: prepare PHY for proper advertisement
Prepare PHY for proper advertisement as sometimes the PHY in the switch
has its own problems even though it may share the PHY id from regular PHY
but the fixes in the PHY driver do not apply.
Signed-off-by: Tristram Ha <Tristram.Ha@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/microchip/ksz9477.c')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz9477.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 674d77e1b029..4573b6ed2c4f 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -2,7 +2,7 @@ /* * Microchip KSZ9477 switch driver main logic * - * Copyright (C) 2017-2018 Microchip Technology Inc. + * Copyright (C) 2017-2019 Microchip Technology Inc. */ #include <linux/delay.h> @@ -966,6 +966,16 @@ static void ksz9477_port_mirror_del(struct dsa_switch *ds, int port, PORT_MIRROR_SNIFFER, false); } +static void ksz9477_phy_setup(struct ksz_device *dev, int port, + struct phy_device *phy) +{ + if (port < dev->phy_port_cnt) { + /* The MAC actually cannot run in 1000 half-duplex mode. */ + phy_remove_link_mode(phy, + ETHTOOL_LINK_MODE_1000baseT_Half_BIT); + } +} + static void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port) { u8 data8; @@ -1299,6 +1309,7 @@ static const struct ksz_dev_ops ksz9477_dev_ops = { .get_port_addr = ksz9477_get_port_addr, .cfg_port_member = ksz9477_cfg_port_member, .flush_dyn_mac_table = ksz9477_flush_dyn_mac_table, + .phy_setup = ksz9477_phy_setup, .port_setup = ksz9477_port_setup, .shutdown = ksz9477_reset_switch, .detect = ksz9477_switch_detect, |