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-rw-r--r--drivers/net/ethernet/cadence/macb_main.c8
-rw-r--r--drivers/net/ethernet/marvell/mvneta.c8
-rw-r--r--drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c21
-rw-r--r--drivers/net/ethernet/mediatek/mtk_eth_soc.c8
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c8
-rw-r--r--drivers/net/ethernet/xilinx/xilinx_axienet_main.c8
-rw-r--r--drivers/net/phy/phylink.c15
-rw-r--r--include/linux/phylink.h25
-rw-r--r--net/dsa/dsa_priv.h4
-rw-r--r--net/dsa/port.c19
10 files changed, 59 insertions, 65 deletions
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 8fc2e21f0bb1..d5ae2e1e0b0e 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -505,10 +505,10 @@ static void macb_validate(struct phylink_config *config,
__ETHTOOL_LINK_MODE_MASK_NBITS);
}
-static int macb_mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state)
+static void macb_mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state)
{
- return -EOPNOTSUPP;
+ state->link = 0;
}
static void macb_mac_an_restart(struct phylink_config *config)
@@ -604,7 +604,7 @@ static void macb_mac_link_up(struct phylink_config *config, unsigned int mode,
static const struct phylink_mac_ops macb_phylink_ops = {
.validate = macb_validate,
- .mac_link_state = macb_mac_link_state,
+ .mac_pcs_get_state = macb_mac_pcs_get_state,
.mac_an_restart = macb_mac_an_restart,
.mac_config = macb_mac_config,
.mac_link_down = macb_mac_link_down,
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index a06d109c9e80..71a872d46bc4 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -3694,8 +3694,8 @@ static void mvneta_validate(struct phylink_config *config,
phylink_helper_basex_speed(state);
}
-static int mvneta_mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state)
+static void mvneta_mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state)
{
struct net_device *ndev = to_net_dev(config->dev);
struct mvneta_port *pp = netdev_priv(ndev);
@@ -3721,8 +3721,6 @@ static int mvneta_mac_link_state(struct phylink_config *config,
state->pause |= MLO_PAUSE_RX;
if (gmac_stat & MVNETA_GMAC_TX_FLOW_CTRL_ENABLE)
state->pause |= MLO_PAUSE_TX;
-
- return 1;
}
static void mvneta_mac_an_restart(struct phylink_config *config)
@@ -3915,7 +3913,7 @@ static void mvneta_mac_link_up(struct phylink_config *config, unsigned int mode,
static const struct phylink_mac_ops mvneta_phylink_ops = {
.validate = mvneta_validate,
- .mac_link_state = mvneta_mac_link_state,
+ .mac_pcs_get_state = mvneta_mac_pcs_get_state,
.mac_an_restart = mvneta_mac_an_restart,
.mac_config = mvneta_mac_config,
.mac_link_down = mvneta_mac_link_down,
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index 17e24c1e1c2b..62dc2f362a16 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -4823,8 +4823,8 @@ empty_set:
bitmap_zero(supported, __ETHTOOL_LINK_MODE_MASK_NBITS);
}
-static void mvpp22_xlg_link_state(struct mvpp2_port *port,
- struct phylink_link_state *state)
+static void mvpp22_xlg_pcs_get_state(struct mvpp2_port *port,
+ struct phylink_link_state *state)
{
u32 val;
@@ -4843,8 +4843,8 @@ static void mvpp22_xlg_link_state(struct mvpp2_port *port,
state->pause |= MLO_PAUSE_RX;
}
-static void mvpp2_gmac_link_state(struct mvpp2_port *port,
- struct phylink_link_state *state)
+static void mvpp2_gmac_pcs_get_state(struct mvpp2_port *port,
+ struct phylink_link_state *state)
{
u32 val;
@@ -4877,8 +4877,8 @@ static void mvpp2_gmac_link_state(struct mvpp2_port *port,
state->pause |= MLO_PAUSE_TX;
}
-static int mvpp2_phylink_mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state)
+static void mvpp2_phylink_mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state)
{
struct mvpp2_port *port = container_of(config, struct mvpp2_port,
phylink_config);
@@ -4888,13 +4888,12 @@ static int mvpp2_phylink_mac_link_state(struct phylink_config *config,
mode &= MVPP22_XLG_CTRL3_MACMODESELECT_MASK;
if (mode == MVPP22_XLG_CTRL3_MACMODESELECT_10G) {
- mvpp22_xlg_link_state(port, state);
- return 1;
+ mvpp22_xlg_pcs_get_state(port, state);
+ return;
}
}
- mvpp2_gmac_link_state(port, state);
- return 1;
+ mvpp2_gmac_pcs_get_state(port, state);
}
static void mvpp2_mac_an_restart(struct phylink_config *config)
@@ -5186,7 +5185,7 @@ static void mvpp2_mac_link_down(struct phylink_config *config,
static const struct phylink_mac_ops mvpp2_phylink_ops = {
.validate = mvpp2_phylink_validate,
- .mac_link_state = mvpp2_phylink_mac_link_state,
+ .mac_pcs_get_state = mvpp2_phylink_mac_pcs_get_state,
.mac_an_restart = mvpp2_mac_an_restart,
.mac_config = mvpp2_mac_config,
.mac_link_up = mvpp2_mac_link_up,
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 1923ba76a1ec..527ad2aadcca 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -361,8 +361,8 @@ init_err:
mac->id, phy_modes(state->interface), err);
}
-static int mtk_mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state)
+static void mtk_mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state)
{
struct mtk_mac *mac = container_of(config, struct mtk_mac,
phylink_config);
@@ -391,8 +391,6 @@ static int mtk_mac_link_state(struct phylink_config *config,
state->pause |= MLO_PAUSE_RX;
if (pmsr & MAC_MSR_TX_FC)
state->pause |= MLO_PAUSE_TX;
-
- return 1;
}
static void mtk_mac_an_restart(struct phylink_config *config)
@@ -514,7 +512,7 @@ static void mtk_validate(struct phylink_config *config,
static const struct phylink_mac_ops mtk_phylink_ops = {
.validate = mtk_validate,
- .mac_link_state = mtk_mac_link_state,
+ .mac_pcs_get_state = mtk_mac_pcs_get_state,
.mac_an_restart = mtk_mac_an_restart,
.mac_config = mtk_mac_config,
.mac_link_down = mtk_mac_link_down,
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 8cc4cd0cc515..644cb5d1fd4f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -868,10 +868,10 @@ static void stmmac_validate(struct phylink_config *config,
__ETHTOOL_LINK_MODE_MASK_NBITS);
}
-static int stmmac_mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state)
+static void stmmac_mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state)
{
- return -EOPNOTSUPP;
+ state->link = 0;
}
static void stmmac_mac_config(struct phylink_config *config, unsigned int mode,
@@ -965,7 +965,7 @@ static void stmmac_mac_link_up(struct phylink_config *config,
static const struct phylink_mac_ops stmmac_phylink_mac_ops = {
.validate = stmmac_validate,
- .mac_link_state = stmmac_mac_link_state,
+ .mac_pcs_get_state = stmmac_mac_pcs_get_state,
.mac_config = stmmac_mac_config,
.mac_an_restart = stmmac_mac_an_restart,
.mac_link_down = stmmac_mac_link_down,
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 8f32db6d2c45..20746b801959 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -1405,8 +1405,8 @@ static void axienet_validate(struct phylink_config *config,
__ETHTOOL_LINK_MODE_MASK_NBITS);
}
-static int axienet_mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state)
+static void axienet_mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state)
{
struct net_device *ndev = to_net_dev(config->dev);
struct axienet_local *lp = netdev_priv(ndev);
@@ -1431,8 +1431,6 @@ static int axienet_mac_link_state(struct phylink_config *config,
state->an_complete = 0;
state->duplex = 1;
-
- return 1;
}
static void axienet_mac_an_restart(struct phylink_config *config)
@@ -1497,7 +1495,7 @@ static void axienet_mac_link_up(struct phylink_config *config,
static const struct phylink_mac_ops axienet_phylink_ops = {
.validate = axienet_validate,
- .mac_link_state = axienet_mac_link_state,
+ .mac_pcs_get_state = axienet_mac_pcs_get_state,
.mac_an_restart = axienet_mac_an_restart,
.mac_config = axienet_mac_config,
.mac_link_down = axienet_mac_link_down,
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 8e2a12885789..9a616d6bc4eb 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -357,9 +357,9 @@ static void phylink_mac_an_restart(struct phylink *pl)
pl->ops->mac_an_restart(pl->config);
}
-static int phylink_get_mac_state(struct phylink *pl, struct phylink_link_state *state)
+static void phylink_mac_pcs_get_state(struct phylink *pl,
+ struct phylink_link_state *state)
{
-
linkmode_copy(state->advertising, pl->link_config.advertising);
linkmode_zero(state->lp_advertising);
state->interface = pl->link_config.interface;
@@ -370,7 +370,7 @@ static int phylink_get_mac_state(struct phylink *pl, struct phylink_link_state *
state->an_complete = 0;
state->link = 1;
- return pl->ops->mac_link_state(pl->config, state);
+ pl->ops->mac_pcs_get_state(pl->config, state);
}
/* The fixed state is... fixed except for the link state,
@@ -493,7 +493,7 @@ static void phylink_resolve(struct work_struct *w)
break;
case MLO_AN_INBAND:
- phylink_get_mac_state(pl, &link_state);
+ phylink_mac_pcs_get_state(pl, &link_state);
/* If we have a phy, the "up" state is the union of
* both the PHY and the MAC */
@@ -1142,7 +1142,7 @@ int phylink_ethtool_ksettings_get(struct phylink *pl,
if (pl->phydev)
break;
- phylink_get_mac_state(pl, &link_state);
+ phylink_mac_pcs_get_state(pl, &link_state);
/* The MAC is reporting the link results from its own PCS
* layer via in-band status. Report these as the current
@@ -1561,10 +1561,7 @@ static int phylink_mii_read(struct phylink *pl, unsigned int phy_id,
case MLO_AN_INBAND:
if (phy_id == 0) {
- val = phylink_get_mac_state(pl, &state);
- if (val < 0)
- return val;
-
+ phylink_mac_pcs_get_state(pl, &state);
val = phylink_mii_emul_read(reg, &state);
}
break;
diff --git a/include/linux/phylink.h b/include/linux/phylink.h
index 300ecdb6790a..fed5488e3c75 100644
--- a/include/linux/phylink.h
+++ b/include/linux/phylink.h
@@ -72,7 +72,7 @@ struct phylink_config {
/**
* struct phylink_mac_ops - MAC operations structure.
* @validate: Validate and update the link configuration.
- * @mac_link_state: Read the current link state from the hardware.
+ * @mac_pcs_get_state: Read the current link state from the hardware.
* @mac_config: configure the MAC for the selected mode and state.
* @mac_an_restart: restart 802.3z BaseX autonegotiation.
* @mac_link_down: take the link down.
@@ -84,8 +84,8 @@ struct phylink_mac_ops {
void (*validate)(struct phylink_config *config,
unsigned long *supported,
struct phylink_link_state *state);
- int (*mac_link_state)(struct phylink_config *config,
- struct phylink_link_state *state);
+ void (*mac_pcs_get_state)(struct phylink_config *config,
+ struct phylink_link_state *state);
void (*mac_config)(struct phylink_config *config, unsigned int mode,
const struct phylink_link_state *state);
void (*mac_an_restart)(struct phylink_config *config);
@@ -127,18 +127,19 @@ void validate(struct phylink_config *config, unsigned long *supported,
struct phylink_link_state *state);
/**
- * mac_link_state() - Read the current link state from the hardware
+ * mac_pcs_get_state() - Read the current inband link state from the hardware
* @config: a pointer to a &struct phylink_config.
* @state: a pointer to a &struct phylink_link_state.
*
- * Read the current link state from the MAC, reporting the current
- * speed in @state->speed, duplex mode in @state->duplex, pause mode
- * in @state->pause using the %MLO_PAUSE_RX and %MLO_PAUSE_TX bits,
- * negotiation completion state in @state->an_complete, and link
- * up state in @state->link.
+ * Read the current inband link state from the MAC PCS, reporting the
+ * current speed in @state->speed, duplex mode in @state->duplex, pause
+ * mode in @state->pause using the %MLO_PAUSE_RX and %MLO_PAUSE_TX bits,
+ * negotiation completion state in @state->an_complete, and link up state
+ * in @state->link. If possible, @state->lp_advertising should also be
+ * populated.
*/
-int mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state);
+void mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state);
/**
* mac_config() - configure the MAC for the selected mode and state
@@ -166,7 +167,7 @@ int mac_link_state(struct phylink_config *config,
* 1000base-X or Cisco SGMII mode depending on the @state->interface
* mode). In both cases, link state management (whether the link
* is up or not) is performed by the MAC, and reported via the
- * mac_link_state() callback. Changes in link state must be made
+ * mac_pcs_get_state() callback. Changes in link state must be made
* by calling phylink_mac_change().
*
* If in 802.3z mode, the link speed is fixed, dependent on the
diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h
index 53e7577896b6..2dd86d9bcda9 100644
--- a/net/dsa/dsa_priv.h
+++ b/net/dsa/dsa_priv.h
@@ -153,8 +153,8 @@ void dsa_port_link_unregister_of(struct dsa_port *dp);
void dsa_port_phylink_validate(struct phylink_config *config,
unsigned long *supported,
struct phylink_link_state *state);
-int dsa_port_phylink_mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state);
+void dsa_port_phylink_mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state);
void dsa_port_phylink_mac_config(struct phylink_config *config,
unsigned int mode,
const struct phylink_link_state *state);
diff --git a/net/dsa/port.c b/net/dsa/port.c
index 6e93c36bf0c0..46ac9ba21987 100644
--- a/net/dsa/port.c
+++ b/net/dsa/port.c
@@ -429,19 +429,22 @@ void dsa_port_phylink_validate(struct phylink_config *config,
}
EXPORT_SYMBOL_GPL(dsa_port_phylink_validate);
-int dsa_port_phylink_mac_link_state(struct phylink_config *config,
- struct phylink_link_state *state)
+void dsa_port_phylink_mac_pcs_get_state(struct phylink_config *config,
+ struct phylink_link_state *state)
{
struct dsa_port *dp = container_of(config, struct dsa_port, pl_config);
struct dsa_switch *ds = dp->ds;
- /* Only called for SGMII and 802.3z */
- if (!ds->ops->phylink_mac_link_state)
- return -EOPNOTSUPP;
+ /* Only called for inband modes */
+ if (!ds->ops->phylink_mac_link_state) {
+ state->link = 0;
+ return;
+ }
- return ds->ops->phylink_mac_link_state(ds, dp->index, state);
+ if (ds->ops->phylink_mac_link_state(ds, dp->index, state) < 0)
+ state->link = 0;
}
-EXPORT_SYMBOL_GPL(dsa_port_phylink_mac_link_state);
+EXPORT_SYMBOL_GPL(dsa_port_phylink_mac_pcs_get_state);
void dsa_port_phylink_mac_config(struct phylink_config *config,
unsigned int mode,
@@ -510,7 +513,7 @@ EXPORT_SYMBOL_GPL(dsa_port_phylink_mac_link_up);
const struct phylink_mac_ops dsa_port_phylink_mac_ops = {
.validate = dsa_port_phylink_validate,
- .mac_link_state = dsa_port_phylink_mac_link_state,
+ .mac_pcs_get_state = dsa_port_phylink_mac_pcs_get_state,
.mac_config = dsa_port_phylink_mac_config,
.mac_an_restart = dsa_port_phylink_mac_an_restart,
.mac_link_down = dsa_port_phylink_mac_link_down,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.