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net: phylink: clear SFP interfaces when not in use

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Clear the SFP interfaces bitmap when we're not using it - in other
words, when a module is unplugged, or we're using a PHY on the
module.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Tested-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Link: https://patch.msgid.link/E1uWu0z-005KXi-EM@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Russell King (Oracle)
2025-07-02 10:44:29 +01:00
committed by Jakub Kicinski
parent ff1fce1bdd
commit b0fdff22d5
1 changed files with 10 additions and 0 deletions
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10
drivers/net/phy/phylink.c
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@@ -3536,6 +3536,8 @@ static int phylink_sfp_config_phy(struct phylink *pl, struct phy_device *phy)
struct phylink_link_state config;
int ret;
/* We're not using pl->sfp_interfaces, so clear it. */
phy_interface_zero(pl->sfp_interfaces);
linkmode_copy(support, phy->supported);
memset(&config, 0, sizeof(config));
@@ -3673,6 +3675,13 @@ static int phylink_sfp_module_insert(void *upstream,
return phylink_sfp_config_optical(pl);
}
static void phylink_sfp_module_remove(void *upstream)
{
struct phylink *pl = upstream;
phy_interface_zero(pl->sfp_interfaces);
}
static int phylink_sfp_module_start(void *upstream)
{
struct phylink *pl = upstream;
@@ -3757,6 +3766,7 @@ static const struct sfp_upstream_ops sfp_phylink_ops = {
.attach = phylink_sfp_attach,
.detach = phylink_sfp_detach,
.module_insert = phylink_sfp_module_insert,
.module_remove = phylink_sfp_module_remove,
.module_start = phylink_sfp_module_start,
.module_stop = phylink_sfp_module_stop,
.link_up = phylink_sfp_link_up,