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Date: Wed, 20 Dec 2023 01:24:29 -0300
From: Luiz Angelo Daros de Luca <luizluca@...il.com>
To: netdev@...r.kernel.org
Cc: linus.walleij@...aro.org,
alsi@...g-olufsen.dk,
andrew@...n.ch,
f.fainelli@...il.com,
olteanv@...il.com,
davem@...emloft.net,
edumazet@...gle.com,
kuba@...nel.org,
pabeni@...hat.com,
arinc.unal@...nc9.com,
Luiz Angelo Daros de Luca <luizluca@...il.com>
Subject: [PATCH net-next v2 6/7] net: dsa: realtek: embed dsa_switch into realtek_priv
To eliminate the need for a second memory allocation for dsa_switch, it
has been embedded within realtek_priv.
Suggested-by: Alvin Šipraga <alsi@...g-olufsen.dk>
Signed-off-by: Luiz Angelo Daros de Luca <luizluca@...il.com>
---
drivers/net/dsa/realtek/realtek-common.c | 16 ++++++----------
drivers/net/dsa/realtek/realtek-mdio.c | 2 +-
drivers/net/dsa/realtek/realtek-smi.c | 2 +-
drivers/net/dsa/realtek/realtek.h | 2 +-
drivers/net/dsa/realtek/rtl8365mb.c | 12 ++++++------
drivers/net/dsa/realtek/rtl8366rb.c | 2 +-
6 files changed, 16 insertions(+), 20 deletions(-)
diff --git a/drivers/net/dsa/realtek/realtek-common.c b/drivers/net/dsa/realtek/realtek-common.c
index b1f0095d5bce..5c3efbcd6449 100644
--- a/drivers/net/dsa/realtek/realtek-common.c
+++ b/drivers/net/dsa/realtek/realtek-common.c
@@ -182,16 +182,12 @@ int realtek_common_register_switch(struct realtek_priv *priv)
return ret;
}
- priv->ds = devm_kzalloc(priv->dev, sizeof(*priv->ds), GFP_KERNEL);
- if (!priv->ds)
- return -ENOMEM;
+ priv->ds.priv = priv;
+ priv->ds.dev = priv->dev;
+ priv->ds.ops = priv->variant->ds_ops;
+ priv->ds.num_ports = priv->num_ports;
- priv->ds->priv = priv;
- priv->ds->dev = priv->dev;
- priv->ds->ops = priv->variant->ds_ops;
- priv->ds->num_ports = priv->num_ports;
-
- ret = dsa_register_switch(priv->ds);
+ ret = dsa_register_switch(&priv->ds);
if (ret) {
dev_err_probe(priv->dev, ret, "unable to register switch\n");
return ret;
@@ -206,7 +202,7 @@ void realtek_common_remove(struct realtek_priv *priv)
if (!priv)
return;
- dsa_unregister_switch(priv->ds);
+ dsa_unregister_switch(&priv->ds);
if (priv->user_mii_bus)
of_node_put(priv->user_mii_bus->dev.of_node);
diff --git a/drivers/net/dsa/realtek/realtek-mdio.c b/drivers/net/dsa/realtek/realtek-mdio.c
index e2b5432eeb26..0305b2f69b41 100644
--- a/drivers/net/dsa/realtek/realtek-mdio.c
+++ b/drivers/net/dsa/realtek/realtek-mdio.c
@@ -166,7 +166,7 @@ void realtek_mdio_shutdown(struct mdio_device *mdiodev)
if (!priv)
return;
- dsa_switch_shutdown(priv->ds);
+ dsa_switch_shutdown(&priv->ds);
dev_set_drvdata(&mdiodev->dev, NULL);
}
diff --git a/drivers/net/dsa/realtek/realtek-smi.c b/drivers/net/dsa/realtek/realtek-smi.c
index 383689163057..fa5a4c5e4210 100644
--- a/drivers/net/dsa/realtek/realtek-smi.c
+++ b/drivers/net/dsa/realtek/realtek-smi.c
@@ -383,7 +383,7 @@ void realtek_smi_shutdown(struct platform_device *pdev)
if (!priv)
return;
- dsa_switch_shutdown(priv->ds);
+ dsa_switch_shutdown(&priv->ds);
platform_set_drvdata(pdev, NULL);
}
diff --git a/drivers/net/dsa/realtek/realtek.h b/drivers/net/dsa/realtek/realtek.h
index 7af6dcc1bb24..0217b8032c01 100644
--- a/drivers/net/dsa/realtek/realtek.h
+++ b/drivers/net/dsa/realtek/realtek.h
@@ -59,7 +59,7 @@ struct realtek_priv {
int mdio_addr;
spinlock_t lock; /* Locks around command writes */
- struct dsa_switch *ds;
+ struct dsa_switch ds;
struct irq_domain *irqdomain;
bool leds_disabled;
diff --git a/drivers/net/dsa/realtek/rtl8365mb.c b/drivers/net/dsa/realtek/rtl8365mb.c
index e890ad113ba3..b05cf6fb56c0 100644
--- a/drivers/net/dsa/realtek/rtl8365mb.c
+++ b/drivers/net/dsa/realtek/rtl8365mb.c
@@ -880,7 +880,7 @@ static int rtl8365mb_ext_config_rgmii(struct realtek_priv *priv, int port,
if (!extint)
return -ENODEV;
- dp = dsa_to_port(priv->ds, port);
+ dp = dsa_to_port(&priv->ds, port);
dn = dp->dn;
/* Set the RGMII TX/RX delay
@@ -1543,7 +1543,7 @@ static void rtl8365mb_stats_setup(struct realtek_priv *priv)
for (i = 0; i < priv->num_ports; i++) {
struct rtl8365mb_port *p = &mb->ports[i];
- if (dsa_is_unused_port(priv->ds, i))
+ if (dsa_is_unused_port(&priv->ds, i))
continue;
/* Per-port spinlock to protect the stats64 data */
@@ -1564,7 +1564,7 @@ static void rtl8365mb_stats_teardown(struct realtek_priv *priv)
for (i = 0; i < priv->num_ports; i++) {
struct rtl8365mb_port *p = &mb->ports[i];
- if (dsa_is_unused_port(priv->ds, i))
+ if (dsa_is_unused_port(&priv->ds, i))
continue;
cancel_delayed_work_sync(&p->mib_work);
@@ -1963,7 +1963,7 @@ static int rtl8365mb_setup(struct dsa_switch *ds)
dev_info(priv->dev, "no interrupt support\n");
/* Configure CPU tagging */
- dsa_switch_for_each_cpu_port(cpu_dp, priv->ds) {
+ dsa_switch_for_each_cpu_port(cpu_dp, &priv->ds) {
cpu->mask |= BIT(cpu_dp->index);
if (cpu->trap_port == RTL8365MB_MAX_NUM_PORTS)
@@ -1978,7 +1978,7 @@ static int rtl8365mb_setup(struct dsa_switch *ds)
for (i = 0; i < priv->num_ports; i++) {
struct rtl8365mb_port *p = &mb->ports[i];
- if (dsa_is_unused_port(priv->ds, i))
+ if (dsa_is_unused_port(&priv->ds, i))
continue;
/* Forward only to the CPU */
@@ -1995,7 +1995,7 @@ static int rtl8365mb_setup(struct dsa_switch *ds)
* ports will still forward frames to the CPU despite being
* administratively down by default.
*/
- rtl8365mb_port_stp_state_set(priv->ds, i, BR_STATE_DISABLED);
+ rtl8365mb_port_stp_state_set(&priv->ds, i, BR_STATE_DISABLED);
/* Set up per-port private data */
p->priv = priv;
diff --git a/drivers/net/dsa/realtek/rtl8366rb.c b/drivers/net/dsa/realtek/rtl8366rb.c
index 56619aa592ec..f5b32c77db7f 100644
--- a/drivers/net/dsa/realtek/rtl8366rb.c
+++ b/drivers/net/dsa/realtek/rtl8366rb.c
@@ -1662,7 +1662,7 @@ static int rtl8366rb_set_mc_index(struct realtek_priv *priv, int port, int index
* not drop any untagged or C-tagged frames. Make sure to update the
* filtering setting.
*/
- if (dsa_port_is_vlan_filtering(dsa_to_port(priv->ds, port)))
+ if (dsa_port_is_vlan_filtering(dsa_to_port(&priv->ds, port)))
ret = rtl8366rb_drop_untagged(priv, port, !pvid_enabled);
return ret;
--
2.43.0
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