[PATCH net-next 6/9] net: dsa: introduce dsa_user_ports helper

From: Vivien Didelot
Date: Thu Oct 26 2017 - 11:29:13 EST


Introduce a dsa_user_ports() helper to return the ds->enabled_port_mask
mask which is more explicit. This will also minimize diffs when touching
this internal mask.

Signed-off-by: Vivien Didelot <vivien.didelot@xxxxxxxxxxxxxxxxxxxx>
---
drivers/net/dsa/mt7530.c | 2 +-
drivers/net/dsa/mv88e6060.c | 5 ++---
drivers/net/dsa/qca8k.c | 3 +--
include/net/dsa.h | 5 +++++
net/dsa/dsa2.c | 2 +-
net/dsa/legacy.c | 2 +-
6 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index d1d4eea6a875..627c039f12ca 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -688,7 +688,7 @@ mt7530_cpu_port_enable(struct mt7530_priv *priv,
* the switch
*/
mt7530_write(priv, MT7530_PCR_P(port),
- PCR_MATRIX(priv->ds->enabled_port_mask));
+ PCR_MATRIX(dsa_user_ports(priv->ds)));

return 0;
}
diff --git a/drivers/net/dsa/mv88e6060.c b/drivers/net/dsa/mv88e6060.c
index f78b9e13be1c..45768e3c5bc5 100644
--- a/drivers/net/dsa/mv88e6060.c
+++ b/drivers/net/dsa/mv88e6060.c
@@ -175,9 +175,8 @@ static int mv88e6060_setup_port(struct dsa_switch *ds, int p)
*/
REG_WRITE(addr, PORT_VLAN_MAP,
((p & 0xf) << PORT_VLAN_MAP_DBNUM_SHIFT) |
- (dsa_is_cpu_port(ds, p) ?
- ds->enabled_port_mask :
- BIT(dsa_to_port(ds, p)->cpu_dp->index)));
+ (dsa_is_cpu_port(ds, p) ? dsa_user_ports(ds) :
+ BIT(dsa_to_port(ds, p)->cpu_dp->index)));

/* Port Association Vector: when learning source addresses
* of packets, add the address to the address database using
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
index 37125858fe80..cf72e274275f 100644
--- a/drivers/net/dsa/qca8k.c
+++ b/drivers/net/dsa/qca8k.c
@@ -551,8 +551,7 @@ qca8k_setup(struct dsa_switch *ds)
/* CPU port gets connected to all user ports of the switch */
if (dsa_is_cpu_port(ds, i)) {
qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(QCA8K_CPU_PORT),
- QCA8K_PORT_LOOKUP_MEMBER,
- ds->enabled_port_mask);
+ QCA8K_PORT_LOOKUP_MEMBER, dsa_user_ports(ds));
}

/* Invividual user ports get connected to CPU port only */
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 49701d958663..dc7728062396 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -276,6 +276,11 @@ static inline bool dsa_is_user_port(struct dsa_switch *ds, int p)
return !!(ds->enabled_port_mask & BIT(p));
}

+static inline u32 dsa_user_ports(struct dsa_switch *ds)
+{
+ return ds->enabled_port_mask;
+}
+
static inline const struct dsa_port *dsa_to_port(struct dsa_switch *ds, int p)
{
return &ds->ports[p];
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 62485a57dbfc..d43c59c91058 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -312,7 +312,7 @@ static int dsa_ds_apply(struct dsa_switch_tree *dst, struct dsa_switch *ds)
* the slave MDIO bus driver rely on these values for probing PHY
* devices or not
*/
- ds->phys_mii_mask = ds->enabled_port_mask;
+ ds->phys_mii_mask |= dsa_user_ports(ds);

/* Add the switch to devlink before calling setup, so that setup can
* add dpipe tables
diff --git a/net/dsa/legacy.c b/net/dsa/legacy.c
index 0b79c6171d0d..fa543c4a6061 100644
--- a/net/dsa/legacy.c
+++ b/net/dsa/legacy.c
@@ -136,7 +136,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds,
/* Make the built-in MII bus mask match the number of ports,
* switch drivers can override this later
*/
- ds->phys_mii_mask = ds->enabled_port_mask;
+ ds->phys_mii_mask |= dsa_user_ports(ds);

/*
* If the CPU connects to this switch, set the switch tree
--
2.14.3