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Message-Id: <20230314182659.63686-3-klaus.kudielka@gmail.com>
Date: Tue, 14 Mar 2023 19:26:57 +0100
From: Klaus Kudielka <klaus.kudielka@...il.com>
To: Andrew Lunn <andrew@...n.ch>
Cc: Florian Fainelli <f.fainelli@...il.com>,
Vladimir Oltean <olteanv@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Richard Cochran <richardcochran@...il.com>,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
Klaus Kudielka <klaus.kudielka@...il.com>
Subject: [PATCH net-next v3 2/4] net: dsa: mv88e6xxx: re-order functions
Move mv88e6xxx_setup() below mv88e6xxx_mdios_register(), so that we are
able to call the latter one from here. Do the same thing for the
inverse functions.
Signed-off-by: Klaus Kudielka <klaus.kudielka@...il.com>
Reviewed-by: Andrew Lunn <andrew@...n.ch>
---
v2: No change
v3: No change
drivers/net/dsa/mv88e6xxx/chip.c | 358 +++++++++++++++----------------
1 file changed, 179 insertions(+), 179 deletions(-)
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 0a5d6c7bb1..496015baac 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -3672,185 +3672,6 @@ static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
return mv88e6xxx_software_reset(chip);
}
-static void mv88e6xxx_teardown(struct dsa_switch *ds)
-{
- mv88e6xxx_teardown_devlink_params(ds);
- dsa_devlink_resources_unregister(ds);
- mv88e6xxx_teardown_devlink_regions_global(ds);
-}
-
-static int mv88e6xxx_setup(struct dsa_switch *ds)
-{
- struct mv88e6xxx_chip *chip = ds->priv;
- u8 cmode;
- int err;
- int i;
-
- chip->ds = ds;
- ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
-
- /* Since virtual bridges are mapped in the PVT, the number we support
- * depends on the physical switch topology. We need to let DSA figure
- * that out and therefore we cannot set this at dsa_register_switch()
- * time.
- */
- if (mv88e6xxx_has_pvt(chip))
- ds->max_num_bridges = MV88E6XXX_MAX_PVT_SWITCHES -
- ds->dst->last_switch - 1;
-
- mv88e6xxx_reg_lock(chip);
-
- if (chip->info->ops->setup_errata) {
- err = chip->info->ops->setup_errata(chip);
- if (err)
- goto unlock;
- }
-
- /* Cache the cmode of each port. */
- for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
- if (chip->info->ops->port_get_cmode) {
- err = chip->info->ops->port_get_cmode(chip, i, &cmode);
- if (err)
- goto unlock;
-
- chip->ports[i].cmode = cmode;
- }
- }
-
- err = mv88e6xxx_vtu_setup(chip);
- if (err)
- goto unlock;
-
- /* Must be called after mv88e6xxx_vtu_setup (which flushes the
- * VTU, thereby also flushing the STU).
- */
- err = mv88e6xxx_stu_setup(chip);
- if (err)
- goto unlock;
-
- /* Setup Switch Port Registers */
- for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
- if (dsa_is_unused_port(ds, i))
- continue;
-
- /* Prevent the use of an invalid port. */
- if (mv88e6xxx_is_invalid_port(chip, i)) {
- dev_err(chip->dev, "port %d is invalid\n", i);
- err = -EINVAL;
- goto unlock;
- }
-
- err = mv88e6xxx_setup_port(chip, i);
- if (err)
- goto unlock;
- }
-
- err = mv88e6xxx_irl_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_mac_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_phy_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_pvt_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_atu_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_broadcast_setup(chip, 0);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_pot_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_rmu_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_rsvd2cpu_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_trunk_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_devmap_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_pri_setup(chip);
- if (err)
- goto unlock;
-
- /* Setup PTP Hardware Clock and timestamping */
- if (chip->info->ptp_support) {
- err = mv88e6xxx_ptp_setup(chip);
- if (err)
- goto unlock;
-
- err = mv88e6xxx_hwtstamp_setup(chip);
- if (err)
- goto unlock;
- }
-
- err = mv88e6xxx_stats_setup(chip);
- if (err)
- goto unlock;
-
-unlock:
- mv88e6xxx_reg_unlock(chip);
-
- if (err)
- return err;
-
- /* Have to be called without holding the register lock, since
- * they take the devlink lock, and we later take the locks in
- * the reverse order when getting/setting parameters or
- * resource occupancy.
- */
- err = mv88e6xxx_setup_devlink_resources(ds);
- if (err)
- return err;
-
- err = mv88e6xxx_setup_devlink_params(ds);
- if (err)
- goto out_resources;
-
- err = mv88e6xxx_setup_devlink_regions_global(ds);
- if (err)
- goto out_params;
-
- return 0;
-
-out_params:
- mv88e6xxx_teardown_devlink_params(ds);
-out_resources:
- dsa_devlink_resources_unregister(ds);
-
- return err;
-}
-
-static int mv88e6xxx_port_setup(struct dsa_switch *ds, int port)
-{
- return mv88e6xxx_setup_devlink_regions_port(ds, port);
-}
-
-static void mv88e6xxx_port_teardown(struct dsa_switch *ds, int port)
-{
- mv88e6xxx_teardown_devlink_regions_port(ds, port);
-}
-
/* prod_id for switch families which do not have a PHY model number */
static const u16 family_prod_id_table[] = {
[MV88E6XXX_FAMILY_6341] = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
@@ -4054,6 +3875,185 @@ static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
return 0;
}
+static void mv88e6xxx_teardown(struct dsa_switch *ds)
+{
+ mv88e6xxx_teardown_devlink_params(ds);
+ dsa_devlink_resources_unregister(ds);
+ mv88e6xxx_teardown_devlink_regions_global(ds);
+}
+
+static int mv88e6xxx_setup(struct dsa_switch *ds)
+{
+ struct mv88e6xxx_chip *chip = ds->priv;
+ u8 cmode;
+ int err;
+ int i;
+
+ chip->ds = ds;
+ ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
+
+ /* Since virtual bridges are mapped in the PVT, the number we support
+ * depends on the physical switch topology. We need to let DSA figure
+ * that out and therefore we cannot set this at dsa_register_switch()
+ * time.
+ */
+ if (mv88e6xxx_has_pvt(chip))
+ ds->max_num_bridges = MV88E6XXX_MAX_PVT_SWITCHES -
+ ds->dst->last_switch - 1;
+
+ mv88e6xxx_reg_lock(chip);
+
+ if (chip->info->ops->setup_errata) {
+ err = chip->info->ops->setup_errata(chip);
+ if (err)
+ goto unlock;
+ }
+
+ /* Cache the cmode of each port. */
+ for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
+ if (chip->info->ops->port_get_cmode) {
+ err = chip->info->ops->port_get_cmode(chip, i, &cmode);
+ if (err)
+ goto unlock;
+
+ chip->ports[i].cmode = cmode;
+ }
+ }
+
+ err = mv88e6xxx_vtu_setup(chip);
+ if (err)
+ goto unlock;
+
+ /* Must be called after mv88e6xxx_vtu_setup (which flushes the
+ * VTU, thereby also flushing the STU).
+ */
+ err = mv88e6xxx_stu_setup(chip);
+ if (err)
+ goto unlock;
+
+ /* Setup Switch Port Registers */
+ for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
+ if (dsa_is_unused_port(ds, i))
+ continue;
+
+ /* Prevent the use of an invalid port. */
+ if (mv88e6xxx_is_invalid_port(chip, i)) {
+ dev_err(chip->dev, "port %d is invalid\n", i);
+ err = -EINVAL;
+ goto unlock;
+ }
+
+ err = mv88e6xxx_setup_port(chip, i);
+ if (err)
+ goto unlock;
+ }
+
+ err = mv88e6xxx_irl_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_mac_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_phy_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_pvt_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_atu_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_broadcast_setup(chip, 0);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_pot_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_rmu_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_rsvd2cpu_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_trunk_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_devmap_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_pri_setup(chip);
+ if (err)
+ goto unlock;
+
+ /* Setup PTP Hardware Clock and timestamping */
+ if (chip->info->ptp_support) {
+ err = mv88e6xxx_ptp_setup(chip);
+ if (err)
+ goto unlock;
+
+ err = mv88e6xxx_hwtstamp_setup(chip);
+ if (err)
+ goto unlock;
+ }
+
+ err = mv88e6xxx_stats_setup(chip);
+ if (err)
+ goto unlock;
+
+unlock:
+ mv88e6xxx_reg_unlock(chip);
+
+ if (err)
+ return err;
+
+ /* Have to be called without holding the register lock, since
+ * they take the devlink lock, and we later take the locks in
+ * the reverse order when getting/setting parameters or
+ * resource occupancy.
+ */
+ err = mv88e6xxx_setup_devlink_resources(ds);
+ if (err)
+ return err;
+
+ err = mv88e6xxx_setup_devlink_params(ds);
+ if (err)
+ goto out_resources;
+
+ err = mv88e6xxx_setup_devlink_regions_global(ds);
+ if (err)
+ goto out_params;
+
+ return 0;
+
+out_params:
+ mv88e6xxx_teardown_devlink_params(ds);
+out_resources:
+ dsa_devlink_resources_unregister(ds);
+
+ return err;
+}
+
+static int mv88e6xxx_port_setup(struct dsa_switch *ds, int port)
+{
+ return mv88e6xxx_setup_devlink_regions_port(ds, port);
+}
+
+static void mv88e6xxx_port_teardown(struct dsa_switch *ds, int port)
+{
+ mv88e6xxx_teardown_devlink_regions_port(ds, port);
+}
+
static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
{
struct mv88e6xxx_chip *chip = ds->priv;
--
2.39.2
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