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WSL2-Linux-Kernel
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net: dsa: do not open-code dsa_switch_for_each_port 

Find the remaining iterators over dst->ports that only filter for the
ports belonging to a certain switch, and replace those with the
dsa_switch_for_each_port helper that we have now.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vladimir Oltean 2021-10-20 20:49:51 +03:00 коммит произвёл David S. Miller
Родитель d0004a020b
Коммит 65c563a677
1 изменённых файлов: 14 добавлений и 30 удалений
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44
net/dsa/dsa2.c
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@ -399,11 +399,8 @@ static int dsa_tree_setup_cpu_ports(struct dsa_switch_tree *dst)
if (!dsa_port_is_cpu(cpu_dp))
continue;
list_for_each_entry(dp, &dst->ports, list) {
/* Prefer a local CPU port */
if (dp->ds != cpu_dp->ds)
continue;
/* Prefer a local CPU port */
dsa_switch_for_each_port(dp, cpu_dp->ds) {
/* Prefer the first local CPU port found */
if (dp->cpu_dp)
continue;
@ -852,12 +849,10 @@ static int dsa_switch_setup(struct dsa_switch *ds)
/* Setup devlink port instances now, so that the switch
* setup() can register regions etc, against the ports
*/
list_for_each_entry(dp, &ds->dst->ports, list) {
if (dp->ds == ds) {
err = dsa_port_devlink_setup(dp);
if (err)
goto unregister_devlink_ports;
}
dsa_switch_for_each_port(dp, ds) {
err = dsa_port_devlink_setup(dp);
if (err)
goto unregister_devlink_ports;
}
err = dsa_switch_register_notifier(ds);
@ -901,9 +896,8 @@ teardown:
unregister_notifier:
dsa_switch_unregister_notifier(ds);
unregister_devlink_ports:
list_for_each_entry(dp, &ds->dst->ports, list)
if (dp->ds == ds)
dsa_port_devlink_teardown(dp);
dsa_switch_for_each_port(dp, ds)
dsa_port_devlink_teardown(dp);
devlink_free(ds->devlink);
ds->devlink = NULL;
return err;
@ -931,9 +925,8 @@ static void dsa_switch_teardown(struct dsa_switch *ds)
dsa_switch_unregister_notifier(ds);
if (ds->devlink) {
list_for_each_entry(dp, &ds->dst->ports, list)
if (dp->ds == ds)
dsa_port_devlink_teardown(dp);
dsa_switch_for_each_port(dp, ds)
dsa_port_devlink_teardown(dp);
devlink_free(ds->devlink);
ds->devlink = NULL;
}
@ -1180,8 +1173,8 @@ static struct dsa_port *dsa_port_touch(struct dsa_switch *ds, int index)
struct dsa_switch_tree *dst = ds->dst;
struct dsa_port *dp;
list_for_each_entry(dp, &dst->ports, list)
if (dp->ds == ds && dp->index == index)
dsa_switch_for_each_port(dp, ds)
if (dp->index == index)
return dp;
dp = kzalloc(sizeof(*dp), GFP_KERNEL);
@ -1522,12 +1515,9 @@ static int dsa_switch_parse(struct dsa_switch *ds, struct dsa_chip_data *cd)
static void dsa_switch_release_ports(struct dsa_switch *ds)
{
struct dsa_switch_tree *dst = ds->dst;
struct dsa_port *dp, *next;
list_for_each_entry_safe(dp, next, &dst->ports, list) {
if (dp->ds != ds)
continue;
dsa_switch_for_each_port_safe(dp, next, ds) {
list_del(&dp->list);
kfree(dp);
}
@ -1619,13 +1609,7 @@ void dsa_switch_shutdown(struct dsa_switch *ds)
mutex_lock(&dsa2_mutex);
rtnl_lock();
list_for_each_entry(dp, &ds->dst->ports, list) {
if (dp->ds != ds)
continue;
if (!dsa_port_is_user(dp))
continue;
dsa_switch_for_each_user_port(dp, ds) {
master = dp->cpu_dp->master;
slave_dev = dp->slave;