This is a note to let you know that I've just added the patch titled
net: dsa: introduce dsa_phylink_to_port()
to the 6.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-dsa-introduce-dsa_phylink_to_port.patch
and it can be found in the queue-6.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit a578bfc5658fe19e87f8b0d4304bfba5e0bcf5c4
Author: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
Date: Wed Apr 10 20:42:38 2024 +0100
net: dsa: introduce dsa_phylink_to_port()
[ Upstream commit dd0c9855b41310470086500c9963bbb64bb90dd0 ]
We convert from a phylink_config struct to a dsa_port struct in many
places, let's provide a helper for this.
Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
Reviewed-by: Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>
Signed-off-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
Reviewed-by: Vladimir Oltean <olteanv@xxxxxxxxx>
Link: https://lore.kernel.org/r/E1rudqA-006K9B-85@xxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Stable-dep-of: 0005b2dc43f9 ("dsa: lan9303: Fix mapping between DSA port number and PHY address")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 7c0da9effe4e9..f228b479a5fd2 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -327,6 +327,12 @@ struct dsa_port {
};
};
+static inline struct dsa_port *
+dsa_phylink_to_port(struct phylink_config *config)
+{
+ return container_of(config, struct dsa_port, pl_config);
+}
+
/* TODO: ideally DSA ports would have a single dp->link_dp member,
* and no dst->rtable nor this struct dsa_link would be needed,
* but this would require some more complex tree walking,
diff --git a/net/dsa/port.c b/net/dsa/port.c
index c42dac87671b1..02bf1c306bdca 100644
--- a/net/dsa/port.c
+++ b/net/dsa/port.c
@@ -1558,7 +1558,7 @@ static struct phylink_pcs *
dsa_port_phylink_mac_select_pcs(struct phylink_config *config,
phy_interface_t interface)
{
- struct dsa_port *dp = container_of(config, struct dsa_port, pl_config);
+ struct dsa_port *dp = dsa_phylink_to_port(config);
struct phylink_pcs *pcs = ERR_PTR(-EOPNOTSUPP);
struct dsa_switch *ds = dp->ds;
@@ -1572,7 +1572,7 @@ static int dsa_port_phylink_mac_prepare(struct phylink_config *config,
unsigned int mode,
phy_interface_t interface)
{
- struct dsa_port *dp = container_of(config, struct dsa_port, pl_config);
+ struct dsa_port *dp = dsa_phylink_to_port(config);
struct dsa_switch *ds = dp->ds;
int err = 0;
@@ -1587,7 +1587,7 @@ static void dsa_port_phylink_mac_config(struct phylink_config *config,
unsigned int mode,
const struct phylink_link_state *state)
{
- struct dsa_port *dp = container_of(config, struct dsa_port, pl_config);
+ struct dsa_port *dp = dsa_phylink_to_port(config);
struct dsa_switch *ds = dp->ds;
if (!ds->ops->phylink_mac_config)
@@ -1600,7 +1600,7 @@ static int dsa_port_phylink_mac_finish(struct phylink_config *config,
unsigned int mode,
phy_interface_t interface)
{
- struct dsa_port *dp = container_of(config, struct dsa_port, pl_config);
+ struct dsa_port *dp = dsa_phylink_to_port(config);
struct dsa_switch *ds = dp->ds;
int err = 0;
@@ -1615,7 +1615,7 @@ static void dsa_port_phylink_mac_link_down(struct phylink_config *config,
unsigned int mode,
phy_interface_t interface)
{
- struct dsa_port *dp = container_of(config, struct dsa_port, pl_config);
+ struct dsa_port *dp = dsa_phylink_to_port(config);
struct phy_device *phydev = NULL;
struct dsa_switch *ds = dp->ds;
@@ -1638,7 +1638,7 @@ static void dsa_port_phylink_mac_link_up(struct phylink_config *config,
int speed, int duplex,
bool tx_pause, bool rx_pause)
{
- struct dsa_port *dp = container_of(config, struct dsa_port, pl_config);
+ struct dsa_port *dp = dsa_phylink_to_port(config);
struct dsa_switch *ds = dp->ds;
if (!ds->ops->phylink_mac_link_up) {
