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authorVivien Didelot <vivien.didelot@savoirfairelinux.com>2016-05-09 19:22:50 +0200
committerDavid S. Miller <davem@davemloft.net>2016-05-09 20:26:11 +0200
commit08a012619a0349b8e02797bdfe57051fe7df3d3b (patch)
treea8397ca5ec7800709a598aa4aabf1b056ce57134
parentnet: dsa: mv88e6xxx: factorize switch reset (diff)
downloadlinux-08a012619a0349b8e02797bdfe57051fe7df3d3b.tar.xz
linux-08a012619a0349b8e02797bdfe57051fe7df3d3b.zip
net: dsa: mv88e6xxx: factorize global setup
Every driver is calling mv88e6xxx_setup_global after mv88e6xxx_setup_common. Call the former in the latter. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/dsa/mv88e6123.c4
-rw-r--r--drivers/net/dsa/mv88e6131.c4
-rw-r--r--drivers/net/dsa/mv88e6171.c4
-rw-r--r--drivers/net/dsa/mv88e6352.c4
-rw-r--r--drivers/net/dsa/mv88e6xxx.c109
-rw-r--r--drivers/net/dsa/mv88e6xxx.h1
6 files changed, 56 insertions, 70 deletions
diff --git a/drivers/net/dsa/mv88e6123.c b/drivers/net/dsa/mv88e6123.c
index fadec7a0e6b5..d74695ac0be6 100644
--- a/drivers/net/dsa/mv88e6123.c
+++ b/drivers/net/dsa/mv88e6123.c
@@ -58,10 +58,6 @@ static int mv88e6123_setup_global(struct dsa_switch *ds)
int ret;
u32 reg;
- ret = mv88e6xxx_setup_global(ds);
- if (ret)
- return ret;
-
/* Disable the PHY polling unit (since there won't be any
* external PHYs to poll), don't discard packets with
* excessive collisions, and mask all interrupt sources.
diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c
index 25ed82372df5..e22ca7b7fa51 100644
--- a/drivers/net/dsa/mv88e6131.c
+++ b/drivers/net/dsa/mv88e6131.c
@@ -65,10 +65,6 @@ static int mv88e6131_setup_global(struct dsa_switch *ds)
int ret;
u32 reg;
- ret = mv88e6xxx_setup_global(ds);
- if (ret)
- return ret;
-
/* Enable the PHY polling unit, don't discard packets with
* excessive collisions, use a weighted fair queueing scheme
* to arbitrate between packet queues, set the maximum frame
diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c
index caaa4b66abc1..4bbf2e1a90aa 100644
--- a/drivers/net/dsa/mv88e6171.c
+++ b/drivers/net/dsa/mv88e6171.c
@@ -65,10 +65,6 @@ static int mv88e6171_setup_global(struct dsa_switch *ds)
int ret;
u32 reg;
- ret = mv88e6xxx_setup_global(ds);
- if (ret)
- return ret;
-
/* Discard packets with excessive collisions, mask all
* interrupt sources, enable PPU.
*/
diff --git a/drivers/net/dsa/mv88e6352.c b/drivers/net/dsa/mv88e6352.c
index 470789a3f8ec..3e0be872df95 100644
--- a/drivers/net/dsa/mv88e6352.c
+++ b/drivers/net/dsa/mv88e6352.c
@@ -84,10 +84,6 @@ static int mv88e6352_setup_global(struct dsa_switch *ds)
int ret;
u32 reg;
- ret = mv88e6xxx_setup_global(ds);
- if (ret)
- return ret;
-
/* Discard packets with excessive collisions,
* mask all interrupt sources, enable PPU (bit 14, undocumented).
*/
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index b631a5d07ba0..32b36a8fb446 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -2920,36 +2920,11 @@ int mv88e6xxx_setup_ports(struct dsa_switch *ds)
return 0;
}
-int mv88e6xxx_setup_common(struct mv88e6xxx_priv_state *ps)
+static int mv88e6xxx_setup_global(struct mv88e6xxx_priv_state *ps)
{
int err;
-
- mutex_init(&ps->smi_mutex);
-
- INIT_WORK(&ps->bridge_work, mv88e6xxx_bridge_work);
-
- if (mv88e6xxx_has(ps, MV88E6XXX_FLAG_EEPROM))
- mutex_init(&ps->eeprom_mutex);
-
- if (mv88e6xxx_has(ps, MV88E6XXX_FLAG_PPU))
- mv88e6xxx_ppu_state_init(ps);
-
- mutex_lock(&ps->smi_mutex);
-
- err = mv88e6xxx_switch_reset(ps);
-
- mutex_unlock(&ps->smi_mutex);
-
- return err;
-}
-
-int mv88e6xxx_setup_global(struct dsa_switch *ds)
-{
- struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
- int err;
int i;
- mutex_lock(&ps->smi_mutex);
/* Set the default address aging time to 5 minutes, and
* enable address learn messages to be sent to all message
* ports.
@@ -2957,45 +2932,45 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_ATU_CONTROL,
0x0140 | GLOBAL_ATU_CONTROL_LEARN2ALL);
if (err)
- goto unlock;
+ return err;
/* Configure the IP ToS mapping registers. */
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IP_PRI_0, 0x0000);
if (err)
- goto unlock;
+ return err;
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IP_PRI_1, 0x0000);
if (err)
- goto unlock;
+ return err;
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IP_PRI_2, 0x5555);
if (err)
- goto unlock;
+ return err;
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IP_PRI_3, 0x5555);
if (err)
- goto unlock;
+ return err;
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IP_PRI_4, 0xaaaa);
if (err)
- goto unlock;
+ return err;
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IP_PRI_5, 0xaaaa);
if (err)
- goto unlock;
+ return err;
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IP_PRI_6, 0xffff);
if (err)
- goto unlock;
+ return err;
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IP_PRI_7, 0xffff);
if (err)
- goto unlock;
+ return err;
/* Configure the IEEE 802.1p priority mapping register. */
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_IEEE_PRI, 0xfa41);
if (err)
- goto unlock;
+ return err;
/* Send all frames with destination addresses matching
* 01:80:c2:00:00:0x to the CPU port.
*/
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL2, GLOBAL2_MGMT_EN_0X, 0xffff);
if (err)
- goto unlock;
+ return err;
/* Ignore removed tag data on doubly tagged packets, disable
* flow control messages, force flow control priority to the
@@ -3006,15 +2981,15 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
0x7 | GLOBAL2_SWITCH_MGMT_RSVD2CPU | 0x70 |
GLOBAL2_SWITCH_MGMT_FORCE_FLOW_CTRL_PRI);
if (err)
- goto unlock;
+ return err;
/* Program the DSA routing table. */
for (i = 0; i < 32; i++) {
int nexthop = 0x1f;
- if (ds->pd->rtable &&
- i != ds->index && i < ds->dst->pd->nr_chips)
- nexthop = ds->pd->rtable[i] & 0x1f;
+ if (ps->ds->pd->rtable &&
+ i != ps->ds->index && i < ps->ds->dst->pd->nr_chips)
+ nexthop = ps->ds->pd->rtable[i] & 0x1f;
err = _mv88e6xxx_reg_write(
ps, REG_GLOBAL2,
@@ -3022,7 +2997,7 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
GLOBAL2_DEVICE_MAPPING_UPDATE |
(i << GLOBAL2_DEVICE_MAPPING_TARGET_SHIFT) | nexthop);
if (err)
- goto unlock;
+ return err;
}
/* Clear all trunk masks. */
@@ -3032,7 +3007,7 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
(i << GLOBAL2_TRUNK_MASK_NUM_SHIFT) |
((1 << ps->info->num_ports) - 1));
if (err)
- goto unlock;
+ return err;
}
/* Clear all trunk mappings. */
@@ -3043,7 +3018,7 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
GLOBAL2_TRUNK_MAPPING_UPDATE |
(i << GLOBAL2_TRUNK_MAPPING_ID_SHIFT));
if (err)
- goto unlock;
+ return err;
}
if (mv88e6xxx_6352_family(ps) || mv88e6xxx_6351_family(ps) ||
@@ -3055,7 +3030,7 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL2,
GLOBAL2_MGMT_EN_2X, 0xffff);
if (err)
- goto unlock;
+ return err;
/* Initialise cross-chip port VLAN table to reset
* defaults.
@@ -3063,7 +3038,7 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL2,
GLOBAL2_PVT_ADDR, 0x9000);
if (err)
- goto unlock;
+ return err;
/* Clear the priority override table. */
for (i = 0; i < 16; i++) {
@@ -3071,7 +3046,7 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
GLOBAL2_PRIO_OVERRIDE,
0x8000 | (i << 8));
if (err)
- goto unlock;
+ return err;
}
}
@@ -3088,7 +3063,7 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
GLOBAL2_INGRESS_OP,
0x9000 | (i << 8));
if (err)
- goto unlock;
+ return err;
}
}
@@ -3096,20 +3071,48 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
err = _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_STATS_OP,
GLOBAL_STATS_OP_FLUSH_ALL);
if (err)
- goto unlock;
+ return err;
/* Wait for the flush to complete. */
err = _mv88e6xxx_stats_wait(ps);
- if (err < 0)
- goto unlock;
+ if (err)
+ return err;
/* Clear all ATU entries */
err = _mv88e6xxx_atu_flush(ps, 0, true);
- if (err < 0)
- goto unlock;
+ if (err)
+ return err;
/* Clear all the VTU and STU entries */
err = _mv88e6xxx_vtu_stu_flush(ps);
+ if (err < 0)
+ return err;
+
+ return err;
+}
+
+int mv88e6xxx_setup_common(struct mv88e6xxx_priv_state *ps)
+{
+ int err;
+
+ mutex_init(&ps->smi_mutex);
+
+ INIT_WORK(&ps->bridge_work, mv88e6xxx_bridge_work);
+
+ if (mv88e6xxx_has(ps, MV88E6XXX_FLAG_EEPROM))
+ mutex_init(&ps->eeprom_mutex);
+
+ if (mv88e6xxx_has(ps, MV88E6XXX_FLAG_PPU))
+ mv88e6xxx_ppu_state_init(ps);
+
+ mutex_lock(&ps->smi_mutex);
+
+ err = mv88e6xxx_switch_reset(ps);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_setup_global(ps);
+
unlock:
mutex_unlock(&ps->smi_mutex);
diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h
index efd6ebde8eb4..62f6fc9510aa 100644
--- a/drivers/net/dsa/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx.h
@@ -590,7 +590,6 @@ const char *mv88e6xxx_drv_probe(struct device *dsa_dev, struct device *host_dev,
int mv88e6xxx_setup_ports(struct dsa_switch *ds);
int mv88e6xxx_setup_common(struct mv88e6xxx_priv_state *ps);
-int mv88e6xxx_setup_global(struct dsa_switch *ds);
int mv88e6xxx_reg_read(struct mv88e6xxx_priv_state *ps, int addr, int reg);
int mv88e6xxx_reg_write(struct mv88e6xxx_priv_state *ps, int addr,
int reg, u16 val);