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net: dsa: move rest of devlink setup/teardown to devlink.c 

The code that needed further refactoring into dedicated functions in
dsa2.c was left aside. Move it now to devlink.c, and make dsa2.c stop
including net/devlink.h.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Vladimir Oltean 2022-11-21 15:55:43 +02:00 committed by Jakub Kicinski
parent d95fa75061
commit 7aea535d40
3 changed files with 49 additions and 20 deletions
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38
net/dsa/devlink.c
View File

@ -167,7 +167,7 @@ dsa_devlink_sb_occ_tc_port_bind_get(struct devlink_port *dlp,
p_max);
}
const struct devlink_ops dsa_devlink_ops = {
static const struct devlink_ops dsa_devlink_ops = {
.info_get = dsa_devlink_info_get,
.sb_pool_get = dsa_devlink_sb_pool_get,
.sb_pool_set = dsa_devlink_sb_pool_set,
@ -353,3 +353,39 @@ void dsa_port_devlink_teardown(struct dsa_port *dp)
devlink_port_fini(dlp);
}
void dsa_switch_devlink_register(struct dsa_switch *ds)
{
devlink_register(ds->devlink);
}
void dsa_switch_devlink_unregister(struct dsa_switch *ds)
{
devlink_unregister(ds->devlink);
}
int dsa_switch_devlink_alloc(struct dsa_switch *ds)
{
struct dsa_devlink_priv *dl_priv;
struct devlink *dl;
/* Add the switch to devlink before calling setup, so that setup can
* add dpipe tables
*/
dl = devlink_alloc(&dsa_devlink_ops, sizeof(*dl_priv), ds->dev);
if (!dl)
return -ENOMEM;
ds->devlink = dl;
dl_priv = devlink_priv(ds->devlink);
dl_priv->ds = ds;
return 0;
}
void dsa_switch_devlink_free(struct dsa_switch *ds)
{
devlink_free(ds->devlink);
ds->devlink = NULL;
}

7
net/dsa/devlink.h
View File

@ -4,10 +4,13 @@
#define __DSA_DEVLINK_H
struct dsa_port;
extern const struct devlink_ops dsa_devlink_ops;
struct dsa_switch;
int dsa_port_devlink_setup(struct dsa_port *dp);
void dsa_port_devlink_teardown(struct dsa_port *dp);
void dsa_switch_devlink_register(struct dsa_switch *ds);
void dsa_switch_devlink_unregister(struct dsa_switch *ds);
int dsa_switch_devlink_alloc(struct dsa_switch *ds);
void dsa_switch_devlink_free(struct dsa_switch *ds);
#endif

24
net/dsa/dsa2.c
View File

@ -15,7 +15,6 @@
#include <linux/of.h>
#include <linux/of_mdio.h>
#include <linux/of_net.h>
#include <net/devlink.h>
#include <net/sch_generic.h>
#include "devlink.h"
@ -627,7 +626,6 @@ static void dsa_switch_teardown_tag_protocol(struct dsa_switch *ds)
static int dsa_switch_setup(struct dsa_switch *ds)
{
struct dsa_devlink_priv *dl_priv;
struct device_node *dn;
int err;
@ -641,15 +639,9 @@ static int dsa_switch_setup(struct dsa_switch *ds)
*/
ds->phys_mii_mask |= dsa_user_ports(ds);
/* Add the switch to devlink before calling setup, so that setup can
* add dpipe tables
*/
ds->devlink =
devlink_alloc(&dsa_devlink_ops, sizeof(*dl_priv), ds->dev);
if (!ds->devlink)
return -ENOMEM;
dl_priv = devlink_priv(ds->devlink);
dl_priv->ds = ds;
err = dsa_switch_devlink_alloc(ds);
if (err)
return err;
err = dsa_switch_register_notifier(ds);
if (err)
@ -682,7 +674,7 @@ static int dsa_switch_setup(struct dsa_switch *ds)
goto free_slave_mii_bus;
}
devlink_register(ds->devlink);
dsa_switch_devlink_register(ds);
ds->setup = true;
return 0;
@ -696,8 +688,7 @@ teardown:
unregister_notifier:
dsa_switch_unregister_notifier(ds);
devlink_free:
devlink_free(ds->devlink);
ds->devlink = NULL;
dsa_switch_devlink_free(ds);
return err;
}
@ -706,7 +697,7 @@ static void dsa_switch_teardown(struct dsa_switch *ds)
if (!ds->setup)
return;
devlink_unregister(ds->devlink);
dsa_switch_devlink_unregister(ds);
if (ds->slave_mii_bus && ds->ops->phy_read) {
mdiobus_unregister(ds->slave_mii_bus);
@ -721,8 +712,7 @@ static void dsa_switch_teardown(struct dsa_switch *ds)
dsa_switch_unregister_notifier(ds);
devlink_free(ds->devlink);
ds->devlink = NULL;
dsa_switch_devlink_free(ds);
ds->setup = false;
}