83 lines
2.7 KiB
Diff
83 lines
2.7 KiB
Diff
Index: linux-4.9.20/drivers/net/dsa/mt7530.c
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===================================================================
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--- linux-4.9.20.orig/drivers/net/dsa/mt7530.c
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+++ linux-4.9.20/drivers/net/dsa/mt7530.c
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@@ -627,7 +627,7 @@ mt7530_setup(struct dsa_switch *ds)
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/* Enable Port 6 only; P5 as GMAC5 which currently is not supported */
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val = mt7530_read(priv, MT7530_MHWTRAP);
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- val &= ~MHWTRAP_P6_DIS & ~MHWTRAP_PHY_ACCESS;
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+ val &= ~MHWTRAP_P5_DIS & ~MHWTRAP_P6_DIS & ~MHWTRAP_PHY_ACCESS;
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val |= MHWTRAP_MANUAL;
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if (!dsa_is_cpu_port(ds, 5)) {
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val |= MHWTRAP_P5_DIS;
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@@ -735,6 +735,9 @@ static int
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mt7530_cpu_port_enable(struct mt7530_priv *priv,
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int port)
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{
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+ u8 port_mask = 0;
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+ int i;
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+
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/* Enable Mediatek header mode on the cpu port */
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mt7530_write(priv, MT7530_PVC_P(port),
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PORT_SPEC_TAG);
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@@ -751,8 +754,12 @@ mt7530_cpu_port_enable(struct mt7530_pri
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/* CPU port gets connected to all user ports of
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* the switch
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*/
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+ for (i = 0; i < MT7530_NUM_PORTS; i++)
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+ if ((priv->ds->enabled_port_mask & BIT(i)) &&
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+ (dsa_port_upstream_port(priv->ds, i) == port))
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+ port_mask |= BIT(i);
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mt7530_write(priv, MT7530_PCR_P(port),
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- PCR_MATRIX(priv->ds->enabled_port_mask));
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+ PCR_MATRIX(port_mask));
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return 0;
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}
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@@ -762,6 +769,7 @@ mt7530_port_enable(struct dsa_switch *ds
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struct phy_device *phy)
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{
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struct mt7530_priv *priv = ds->priv;
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+ u8 upstream = dsa_port_upstream_port(ds, port);
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mutex_lock(&priv->reg_mutex);
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@@ -772,7 +780,7 @@ mt7530_port_enable(struct dsa_switch *ds
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* restore the port matrix if the port is the member of a certain
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* bridge.
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*/
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- priv->ports[port].pm |= PCR_MATRIX(BIT(MT7530_CPU_PORT));
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+ priv->ports[port].pm |= PCR_MATRIX(BIT(upstream));
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priv->ports[port].enable = true;
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mt7530_rmw(priv, MT7530_PCR_P(port), PCR_MATRIX_MASK,
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priv->ports[port].pm);
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@@ -835,7 +843,8 @@ mt7530_port_bridge_join(struct dsa_switc
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struct net_device *bridge)
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{
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struct mt7530_priv *priv = ds->priv;
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- u32 port_bitmap = BIT(MT7530_CPU_PORT);
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+ u8 upstream = dsa_port_upstream_port(ds, port);
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+ u32 port_bitmap = BIT(upstream);
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int i;
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mutex_lock(&priv->reg_mutex);
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@@ -873,6 +882,7 @@ static void
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mt7530_port_bridge_leave(struct dsa_switch *ds, int port)
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{
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struct mt7530_priv *priv = ds->priv;
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+ u8 upstream = dsa_port_upstream_port(ds, port);
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int i;
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mutex_lock(&priv->reg_mutex);
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@@ -898,8 +908,8 @@ mt7530_port_bridge_leave(struct dsa_swit
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priv->bridge_dev[port] = NULL;
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if (priv->ports[port].enable)
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mt7530_rmw(priv, MT7530_PCR_P(port), PCR_MATRIX_MASK,
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- PCR_MATRIX(BIT(MT7530_CPU_PORT)));
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- priv->ports[port].pm = PCR_MATRIX(BIT(MT7530_CPU_PORT));
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+ PCR_MATRIX(BIT(upstream)));
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+ priv->ports[port].pm = PCR_MATRIX(BIT(upstream));
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mutex_unlock(&priv->reg_mutex);
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}
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