From 1da223db3a0c522300b519ecbe1dc45927e28088 Mon Sep 17 00:00:00 2001 From: Andrew Lunn Date: Wed, 12 Sep 2018 01:53:15 +0200 Subject: [PATCH 600/660] net: ethernet: Add helper for MACs which support asym pause Rather than have the MAC drivers manipulate phydev members to indicate they support Asym Pause, add a helper function. Signed-off-by: Andrew Lunn Reviewed-by: Florian Fainelli Signed-off-by: David S. Miller --- drivers/net/phy/phy_device.c | 13 +++++++++++++ include/linux/phy.h | 1 + 2 files changed, 14 insertions(+) --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1777,6 +1777,19 @@ int phy_set_max_speed(struct phy_device } EXPORT_SYMBOL(phy_set_max_speed); +/** + * phy_support_asym_pause - Enable support of asym pause + * @phydev: target phy_device struct + * + * Description: Called by the MAC to indicate is supports Asym Pause. + */ +void phy_support_asym_pause(struct phy_device *phydev) +{ + phydev->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; + phydev->advertising = phydev->supported; +} +EXPORT_SYMBOL(phy_support_asym_pause); + static void of_set_phy_supported(struct phy_device *phydev) { struct device_node *node = phydev->mdio.dev.of_node; --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1049,6 +1049,7 @@ int phy_mii_ioctl(struct phy_device *phy int phy_start_interrupts(struct phy_device *phydev); void phy_print_status(struct phy_device *phydev); int phy_set_max_speed(struct phy_device *phydev, u32 max_speed); +void phy_support_asym_pause(struct phy_device *phydev); int phy_register_fixup(const char *bus_id, u32 phy_uid, u32 phy_uid_mask, int (*run)(struct phy_device *));