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net: phy: Add helper for advertise to lcl value 

Add a helper to convert the local advertising to an LCL capabilities,
which is then used to resolve pause flow control settings.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn 2018-09-29 23:04:13 +02:00 коммит произвёл David S. Miller
Родитель edc7ccbbcf
Коммит 5f991f7bdd
8 изменённых файлов: 26 добавлений и 34 удалений
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6
drivers/net/dsa/mt7530.c
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@ -658,11 +658,7 @@ static void mt7530_adjust_link(struct dsa_switch *ds, int port,
if (phydev->asym_pause)
rmt_adv |= LPA_PAUSE_ASYM;
if (phydev->advertising & ADVERTISED_Pause)
lcl_adv |= ADVERTISE_PAUSE_CAP;
if (phydev->advertising & ADVERTISED_Asym_Pause)
lcl_adv |= ADVERTISE_PAUSE_ASYM;
lcl_adv = ethtool_adv_to_lcl_adv_t(phydev->advertising);
flowctrl = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv);
if (flowctrl & FLOW_CTRL_TX)

5
drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
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@ -1495,10 +1495,7 @@ static void xgbe_phy_phydev_flowctrl(struct xgbe_prv_data *pdata)
if (!phy_data->phydev)
return;
if (phy_data->phydev->advertising & ADVERTISED_Pause)
lcl_adv |= ADVERTISE_PAUSE_CAP;
if (phy_data->phydev->advertising & ADVERTISED_Asym_Pause)
lcl_adv |= ADVERTISE_PAUSE_ASYM;
lcl_adv = ethtool_adv_to_lcl_adv_t(phy_data->phydev->advertising);
if (phy_data->phydev->pause) {
XGBE_SET_LP_ADV(lks, Pause);

6
drivers/net/ethernet/freescale/fman/mac.c
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@ -393,11 +393,7 @@ void fman_get_pause_cfg(struct mac_device *mac_dev, bool *rx_pause,
*/
/* get local capabilities */
lcl_adv = 0;
if (phy_dev->advertising & ADVERTISED_Pause)
lcl_adv |= ADVERTISE_PAUSE_CAP;
if (phy_dev->advertising & ADVERTISED_Asym_Pause)
lcl_adv |= ADVERTISE_PAUSE_ASYM;
lcl_adv = ethtool_adv_to_lcl_adv_t(phy_dev->advertising);
/* get link partner capabilities */
rmt_adv = 0;

7
drivers/net/ethernet/freescale/gianfar.c
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@ -3656,12 +3656,7 @@ static u32 gfar_get_flowctrl_cfg(struct gfar_private *priv)
if (phydev->asym_pause)
rmt_adv |= LPA_PAUSE_ASYM;
lcl_adv = 0;
if (phydev->advertising & ADVERTISED_Pause)
lcl_adv |= ADVERTISE_PAUSE_CAP;
if (phydev->advertising & ADVERTISED_Asym_Pause)
lcl_adv |= ADVERTISE_PAUSE_ASYM;
lcl_adv = ethtool_adv_to_lcl_adv_t(phydev->advertising);
flowctrl = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv);
if (flowctrl & FLOW_CTRL_TX)
val |= MACCFG1_TX_FLOW;

6
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
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@ -5006,11 +5006,7 @@ int hclge_cfg_flowctrl(struct hclge_dev *hdev)
if (!phydev->link || !phydev->autoneg)
return 0;
if (phydev->advertising & ADVERTISED_Pause)
local_advertising = ADVERTISE_PAUSE_CAP;
if (phydev->advertising & ADVERTISED_Asym_Pause)
local_advertising |= ADVERTISE_PAUSE_ASYM;
local_advertising = ethtool_adv_to_lcl_adv_t(phydev->advertising);
if (phydev->pause)
remote_advertising = LPA_PAUSE_CAP;

6
drivers/net/ethernet/mediatek/mtk_eth_soc.c
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@ -243,11 +243,7 @@ static void mtk_phy_link_adjust(struct net_device *dev)
if (dev->phydev->asym_pause)
rmt_adv |= LPA_PAUSE_ASYM;
if (dev->phydev->advertising & ADVERTISED_Pause)
lcl_adv |= ADVERTISE_PAUSE_CAP;
if (dev->phydev->advertising & ADVERTISED_Asym_Pause)
lcl_adv |= ADVERTISE_PAUSE_ASYM;
lcl_adv = ethtool_adv_to_lcl_adv_t(dev->phydev->advertising);
flowctrl = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv);
if (flowctrl & FLOW_CTRL_TX)

5
drivers/net/ethernet/socionext/sni_ave.c
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@ -1116,11 +1116,8 @@ static void ave_phy_adjust_link(struct net_device *ndev)
rmt_adv |= LPA_PAUSE_CAP;
if (phydev->asym_pause)
rmt_adv |= LPA_PAUSE_ASYM;
if (phydev->advertising & ADVERTISED_Pause)
lcl_adv |= ADVERTISE_PAUSE_CAP;
if (phydev->advertising & ADVERTISED_Asym_Pause)
lcl_adv |= ADVERTISE_PAUSE_ASYM;
lcl_adv = ethtool_adv_to_lcl_adv_t(phydev->advertising);
cap = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv);
if (cap & FLOW_CTRL_TX)
txcr |= AVE_TXCR_FLOCTR;

19
include/linux/mii.h
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@ -334,6 +334,25 @@ static inline void mii_adv_to_linkmode_adv_t(unsigned long *advertising,
linkmode_set_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertising);
}
/**
* ethtool_adv_to_lcl_adv_t
* @advertising:pointer to ethtool advertising
*
* A small helper function that translates ethtool advertising to LVL
* pause capabilities.
*/
static inline u32 ethtool_adv_to_lcl_adv_t(u32 advertising)
{
u32 lcl_adv = 0;
if (advertising & ADVERTISED_Pause)
lcl_adv |= ADVERTISE_PAUSE_CAP;
if (advertising & ADVERTISED_Asym_Pause)
lcl_adv |= ADVERTISE_PAUSE_ASYM;
return lcl_adv;
}
/**
* mii_advertise_flowctrl - get flow control advertisement flags
* @cap: Flow control capabilities (FLOW_CTRL_RX, FLOW_CTRL_TX or both)