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Diffstat (limited to 'net/dsa/dsa.c')
-rw-r--r--net/dsa/dsa.c89
1 files changed, 49 insertions, 40 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 7e68bc6bc853..a6902c1e2f28 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -54,6 +54,9 @@ const struct dsa_device_ops *dsa_device_ops[DSA_TAG_LAST] = {
#ifdef CONFIG_NET_DSA_TAG_BRCM
[DSA_TAG_PROTO_BRCM] = &brcm_netdev_ops,
#endif
+#ifdef CONFIG_NET_DSA_TAG_QCA
+ [DSA_TAG_PROTO_QCA] = &qca_netdev_ops,
+#endif
[DSA_TAG_PROTO_NONE] = &none_ops,
};
@@ -61,27 +64,27 @@ const struct dsa_device_ops *dsa_device_ops[DSA_TAG_LAST] = {
static DEFINE_MUTEX(dsa_switch_drivers_mutex);
static LIST_HEAD(dsa_switch_drivers);
-void register_switch_driver(struct dsa_switch_driver *drv)
+void register_switch_driver(struct dsa_switch_ops *ops)
{
mutex_lock(&dsa_switch_drivers_mutex);
- list_add_tail(&drv->list, &dsa_switch_drivers);
+ list_add_tail(&ops->list, &dsa_switch_drivers);
mutex_unlock(&dsa_switch_drivers_mutex);
}
EXPORT_SYMBOL_GPL(register_switch_driver);
-void unregister_switch_driver(struct dsa_switch_driver *drv)
+void unregister_switch_driver(struct dsa_switch_ops *ops)
{
mutex_lock(&dsa_switch_drivers_mutex);
- list_del_init(&drv->list);
+ list_del_init(&ops->list);
mutex_unlock(&dsa_switch_drivers_mutex);
}
EXPORT_SYMBOL_GPL(unregister_switch_driver);
-static struct dsa_switch_driver *
+static struct dsa_switch_ops *
dsa_switch_probe(struct device *parent, struct device *host_dev, int sw_addr,
const char **_name, void **priv)
{
- struct dsa_switch_driver *ret;
+ struct dsa_switch_ops *ret;
struct list_head *list;
const char *name;
@@ -90,13 +93,13 @@ dsa_switch_probe(struct device *parent, struct device *host_dev, int sw_addr,
mutex_lock(&dsa_switch_drivers_mutex);
list_for_each(list, &dsa_switch_drivers) {
- struct dsa_switch_driver *drv;
+ struct dsa_switch_ops *ops;
- drv = list_entry(list, struct dsa_switch_driver, list);
+ ops = list_entry(list, struct dsa_switch_ops, list);
- name = drv->probe(parent, host_dev, sw_addr, priv);
+ name = ops->probe(parent, host_dev, sw_addr, priv);
if (name != NULL) {
- ret = drv;
+ ret = ops;
break;
}
}
@@ -117,7 +120,7 @@ static ssize_t temp1_input_show(struct device *dev,
struct dsa_switch *ds = dev_get_drvdata(dev);
int temp, ret;
- ret = ds->drv->get_temp(ds, &temp);
+ ret = ds->ops->get_temp(ds, &temp);
if (ret < 0)
return ret;
@@ -131,7 +134,7 @@ static ssize_t temp1_max_show(struct device *dev,
struct dsa_switch *ds = dev_get_drvdata(dev);
int temp, ret;
- ret = ds->drv->get_temp_limit(ds, &temp);
+ ret = ds->ops->get_temp_limit(ds, &temp);
if (ret < 0)
return ret;
@@ -149,7 +152,7 @@ static ssize_t temp1_max_store(struct device *dev,
if (ret < 0)
return ret;
- ret = ds->drv->set_temp_limit(ds, DIV_ROUND_CLOSEST(temp, 1000));
+ ret = ds->ops->set_temp_limit(ds, DIV_ROUND_CLOSEST(temp, 1000));
if (ret < 0)
return ret;
@@ -164,7 +167,7 @@ static ssize_t temp1_max_alarm_show(struct device *dev,
bool alarm;
int ret;
- ret = ds->drv->get_temp_alarm(ds, &alarm);
+ ret = ds->ops->get_temp_alarm(ds, &alarm);
if (ret < 0)
return ret;
@@ -184,15 +187,15 @@ static umode_t dsa_hwmon_attrs_visible(struct kobject *kobj,
{
struct device *dev = container_of(kobj, struct device, kobj);
struct dsa_switch *ds = dev_get_drvdata(dev);
- struct dsa_switch_driver *drv = ds->drv;
+ struct dsa_switch_ops *ops = ds->ops;
umode_t mode = attr->mode;
if (index == 1) {
- if (!drv->get_temp_limit)
+ if (!ops->get_temp_limit)
mode = 0;
- else if (!drv->set_temp_limit)
+ else if (!ops->set_temp_limit)
mode &= ~S_IWUSR;
- } else if (index == 2 && !drv->get_temp_alarm) {
+ } else if (index == 2 && !ops->get_temp_alarm) {
mode = 0;
}
return mode;
@@ -228,8 +231,8 @@ int dsa_cpu_dsa_setup(struct dsa_switch *ds, struct device *dev,
genphy_config_init(phydev);
genphy_read_status(phydev);
- if (ds->drv->adjust_link)
- ds->drv->adjust_link(ds, port, phydev);
+ if (ds->ops->adjust_link)
+ ds->ops->adjust_link(ds, port, phydev);
}
return 0;
@@ -303,7 +306,7 @@ void dsa_cpu_port_ethtool_restore(struct dsa_switch *ds)
static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
{
- struct dsa_switch_driver *drv = ds->drv;
+ struct dsa_switch_ops *ops = ds->ops;
struct dsa_switch_tree *dst = ds->dst;
struct dsa_chip_data *cd = ds->cd;
bool valid_name_found = false;
@@ -354,7 +357,10 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
* switch.
*/
if (dst->cpu_switch == index) {
- dst->tag_ops = dsa_resolve_tag_protocol(drv->tag_protocol);
+ enum dsa_tag_protocol tag_protocol;
+
+ tag_protocol = ops->get_tag_protocol(ds);
+ dst->tag_ops = dsa_resolve_tag_protocol(tag_protocol);
if (IS_ERR(dst->tag_ops)) {
ret = PTR_ERR(dst->tag_ops);
goto out;
@@ -368,15 +374,17 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
/*
* Do basic register setup.
*/
- ret = drv->setup(ds);
+ ret = ops->setup(ds);
if (ret < 0)
goto out;
- ret = drv->set_addr(ds, dst->master_netdev->dev_addr);
- if (ret < 0)
- goto out;
+ if (ops->set_addr) {
+ ret = ops->set_addr(ds, dst->master_netdev->dev_addr);
+ if (ret < 0)
+ goto out;
+ }
- if (!ds->slave_mii_bus && drv->phy_read) {
+ if (!ds->slave_mii_bus && ops->phy_read) {
ds->slave_mii_bus = devm_mdiobus_alloc(parent);
if (!ds->slave_mii_bus) {
ret = -ENOMEM;
@@ -423,7 +431,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
* register with hardware monitoring subsystem.
* Treat registration error as non-fatal and ignore it.
*/
- if (drv->get_temp) {
+ if (ops->get_temp) {
const char *netname = netdev_name(dst->master_netdev);
char hname[IFNAMSIZ + 1];
int i, j;
@@ -454,7 +462,7 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index,
struct device *parent, struct device *host_dev)
{
struct dsa_chip_data *cd = dst->pd->chip + index;
- struct dsa_switch_driver *drv;
+ struct dsa_switch_ops *ops;
struct dsa_switch *ds;
int ret;
const char *name;
@@ -463,8 +471,8 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index,
/*
* Probe for switch model.
*/
- drv = dsa_switch_probe(parent, host_dev, cd->sw_addr, &name, &priv);
- if (drv == NULL) {
+ ops = dsa_switch_probe(parent, host_dev, cd->sw_addr, &name, &priv);
+ if (!ops) {
netdev_err(dst->master_netdev, "[%d]: could not detect attached switch\n",
index);
return ERR_PTR(-EINVAL);
@@ -483,7 +491,7 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index,
ds->dst = dst;
ds->index = index;
ds->cd = cd;
- ds->drv = drv;
+ ds->ops = ops;
ds->priv = priv;
ds->dev = parent;
@@ -538,12 +546,12 @@ static void dsa_switch_destroy(struct dsa_switch *ds)
ds->dsa_port_mask |= ~(1 << port);
}
- if (ds->slave_mii_bus && ds->drv->phy_read)
+ if (ds->slave_mii_bus && ds->ops->phy_read)
mdiobus_unregister(ds->slave_mii_bus);
}
#ifdef CONFIG_PM_SLEEP
-static int dsa_switch_suspend(struct dsa_switch *ds)
+int dsa_switch_suspend(struct dsa_switch *ds)
{
int i, ret = 0;
@@ -557,18 +565,19 @@ static int dsa_switch_suspend(struct dsa_switch *ds)
return ret;
}
- if (ds->drv->suspend)
- ret = ds->drv->suspend(ds);
+ if (ds->ops->suspend)
+ ret = ds->ops->suspend(ds);
return ret;
}
+EXPORT_SYMBOL_GPL(dsa_switch_suspend);
-static int dsa_switch_resume(struct dsa_switch *ds)
+int dsa_switch_resume(struct dsa_switch *ds)
{
int i, ret = 0;
- if (ds->drv->resume)
- ret = ds->drv->resume(ds);
+ if (ds->ops->resume)
+ ret = ds->ops->resume(ds);
if (ret)
return ret;
@@ -585,6 +594,7 @@ static int dsa_switch_resume(struct dsa_switch *ds)
return 0;
}
+EXPORT_SYMBOL_GPL(dsa_switch_resume);
#endif
/* platform driver init and cleanup *****************************************/
@@ -1086,7 +1096,6 @@ static int dsa_resume(struct device *d)
static SIMPLE_DEV_PM_OPS(dsa_pm_ops, dsa_suspend, dsa_resume);
static const struct of_device_id dsa_of_match_table[] = {
- { .compatible = "brcm,bcm7445-switch-v4.0" },
{ .compatible = "marvell,dsa", },
{}
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.