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Message-Id: <E1ssjd9-005NsL-K7@rmk-PC.armlinux.org.uk>
Date: Mon, 23 Sep 2024 15:01:35 +0100
From: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
To: Andrew Lunn <andrew@...n.ch>,
Heiner Kallweit <hkallweit1@...il.com>
Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Florian Fainelli <f.fainelli@...il.com>,
Jakub Kicinski <kuba@...nel.org>,
Jiawen Wu <jiawenwu@...stnetic.com>,
Jose Abreu <joabreu@...opsys.com>,
Jose Abreu <Jose.Abreu@...opsys.com>,
linux-arm-kernel@...ts.infradead.org,
linux-stm32@...md-mailman.stormreply.com,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Mengyuan Lou <mengyuanlou@...-swift.com>,
netdev@...r.kernel.org,
Paolo Abeni <pabeni@...hat.com>,
Vladimir Oltean <olteanv@...il.com>
Subject: [PATCH RFC net-next 08/10] net: dsa: sja1105: use phylink_pcs
internally
Use xpcs_create_pcs_mdiodev() to create the XPCS instance, storing
and using the phylink_pcs pointer internally, rather than dw_xpcs.
Use xpcs_destroy_pcs() to destroy the XPCS instance when we've
finished with it.
Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
drivers/net/dsa/sja1105/sja1105.h | 2 +-
drivers/net/dsa/sja1105/sja1105_main.c | 16 ++++-----------
drivers/net/dsa/sja1105/sja1105_mdio.c | 28 ++++++++++++--------------
3 files changed, 18 insertions(+), 28 deletions(-)
diff --git a/drivers/net/dsa/sja1105/sja1105.h b/drivers/net/dsa/sja1105/sja1105.h
index 8c66d3bf61f0..dceb96ae9c83 100644
--- a/drivers/net/dsa/sja1105/sja1105.h
+++ b/drivers/net/dsa/sja1105/sja1105.h
@@ -278,7 +278,7 @@ struct sja1105_private {
struct mii_bus *mdio_base_t1;
struct mii_bus *mdio_base_tx;
struct mii_bus *mdio_pcs;
- struct dw_xpcs *xpcs[SJA1105_MAX_NUM_PORTS];
+ struct phylink_pcs *pcs[SJA1105_MAX_NUM_PORTS];
struct sja1105_ptp_data ptp_data;
struct sja1105_tas_data tas_data;
};
diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c
index 8ef1a1931a33..c86905c94765 100644
--- a/drivers/net/dsa/sja1105/sja1105_main.c
+++ b/drivers/net/dsa/sja1105/sja1105_main.c
@@ -15,7 +15,6 @@
#include <linux/of.h>
#include <linux/of_net.h>
#include <linux/of_mdio.h>
-#include <linux/pcs/pcs-xpcs.h>
#include <linux/netdev_features.h>
#include <linux/netdevice.h>
#include <linux/if_bridge.h>
@@ -1356,12 +1355,8 @@ sja1105_mac_select_pcs(struct phylink_config *config, phy_interface_t iface)
{
struct dsa_port *dp = dsa_phylink_to_port(config);
struct sja1105_private *priv = dp->ds->priv;
- struct dw_xpcs *xpcs = priv->xpcs[dp->index];
- if (xpcs)
- return &xpcs->pcs;
-
- return NULL;
+ return priv->pcs[dp->index];
}
static void sja1105_mac_config(struct phylink_config *config,
@@ -2317,7 +2312,7 @@ int sja1105_static_config_reload(struct sja1105_private *priv,
mac_speed[i] = mac[i].speed;
mac[i].speed = priv->info->port_speed[SJA1105_SPEED_AUTO];
- if (priv->xpcs[i])
+ if (priv->pcs[i])
bmcr[i] = mdiobus_c45_read(priv->mdio_pcs, i,
MDIO_MMD_VEND2, MDIO_CTRL1);
}
@@ -2374,8 +2369,7 @@ int sja1105_static_config_reload(struct sja1105_private *priv,
}
for (i = 0; i < ds->num_ports; i++) {
- struct dw_xpcs *xpcs = priv->xpcs[i];
- struct phylink_pcs *pcs;
+ struct phylink_pcs *pcs = priv->pcs[i];
unsigned int neg_mode;
mac[i].speed = mac_speed[i];
@@ -2383,11 +2377,9 @@ int sja1105_static_config_reload(struct sja1105_private *priv,
if (rc < 0)
goto out;
- if (!xpcs)
+ if (!pcs)
continue;
- pcs = &xpcs->pcs;
-
if (bmcr[i] & BMCR_ANENABLE)
neg_mode = PHYLINK_PCS_NEG_INBAND_ENABLED;
else
diff --git a/drivers/net/dsa/sja1105/sja1105_mdio.c b/drivers/net/dsa/sja1105/sja1105_mdio.c
index 52ddb4ef259e..84b7169f2974 100644
--- a/drivers/net/dsa/sja1105/sja1105_mdio.c
+++ b/drivers/net/dsa/sja1105/sja1105_mdio.c
@@ -400,7 +400,7 @@ static int sja1105_mdiobus_pcs_register(struct sja1105_private *priv)
}
for (port = 0; port < ds->num_ports; port++) {
- struct dw_xpcs *xpcs;
+ struct phylink_pcs *pcs;
if (dsa_is_unused_port(ds, port))
continue;
@@ -409,13 +409,13 @@ static int sja1105_mdiobus_pcs_register(struct sja1105_private *priv)
priv->phy_mode[port] != PHY_INTERFACE_MODE_2500BASEX)
continue;
- xpcs = xpcs_create_mdiodev(bus, port, priv->phy_mode[port]);
- if (IS_ERR(xpcs)) {
- rc = PTR_ERR(xpcs);
+ pcs = xpcs_create_pcs_mdiodev(bus, port);
+ if (IS_ERR(pcs)) {
+ rc = PTR_ERR(pcs);
goto out_pcs_free;
}
- priv->xpcs[port] = xpcs;
+ priv->pcs[port] = pcs;
}
priv->mdio_pcs = bus;
@@ -424,11 +424,10 @@ static int sja1105_mdiobus_pcs_register(struct sja1105_private *priv)
out_pcs_free:
for (port = 0; port < ds->num_ports; port++) {
- if (!priv->xpcs[port])
- continue;
-
- xpcs_destroy(priv->xpcs[port]);
- priv->xpcs[port] = NULL;
+ if (priv->pcs[port]) {
+ xpcs_destroy_pcs(priv->pcs[port]);
+ priv->pcs[port] = NULL;
+ }
}
mdiobus_unregister(bus);
@@ -446,11 +445,10 @@ static void sja1105_mdiobus_pcs_unregister(struct sja1105_private *priv)
return;
for (port = 0; port < ds->num_ports; port++) {
- if (!priv->xpcs[port])
- continue;
-
- xpcs_destroy(priv->xpcs[port]);
- priv->xpcs[port] = NULL;
+ if (priv->pcs[port]) {
+ xpcs_destroy_pcs(priv->pcs[port]);
+ priv->pcs[port] = NULL;
+ }
}
mdiobus_unregister(priv->mdio_pcs);
--
2.30.2
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