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>

diff --git a/drivers/net/dsa/mv88e6123.c b/drivers/net/dsa/mv88e6123.c
index fadec7a0e6b5e27476fd6602933269c2a453b00f..d74695ac0be68c19f1a18407498279005b379a35 100644 (file)
--- 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 25ed82372df5a97dc04e6eecd49ba9cfd7b6a62b..e22ca7b7fa5136d711e2ee3f945b4a8cd07fbf77 100644 (file)
--- 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 caaa4b66abc11a548474b67015f8545dbf77136c..4bbf2e1a90aa2328f93e54580637761fb4940e81 100644 (file)
--- 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 470789a3f8eceb0fd1bd8da4b065de21ceddba69..3e0be872df954b10c2fee55b8ce5fc1750a18843 100644 (file)
--- 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 b631a5d07ba099d7649fe0c62d95588bc80d681e..32b36a8fb446f47effc3819edee8de1f8610bbf2 100644 (file)
--- 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 efd6ebde8eb46bda01ae94e5cb603b1a50b2f242..62f6fc9510aa2a562b8756c0552041d12d998120 100644 (file)
--- 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);