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domenico
2025-06-24 13:14:22 +02:00
commit 4002f145fc
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120
target/linux/generic/pending-5.4/749-net-phylink-split-phylink_sfp_module_insert.patch Normal file
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@@ -0,0 +1,120 @@
From 36569971241ae6b81376da4937d2c8760122d10b Mon Sep 17 00:00:00 2001
From: Russell King <rmk+kernel@armlinux.org.uk>
Date: Thu, 21 Nov 2019 17:58:58 +0000
Subject: [PATCH 652/660] net: phylink: split phylink_sfp_module_insert()
Split out the configuration step from phylink_sfp_module_insert() so
we can re-use this later.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
---
drivers/net/phy/phylink.c | 47 +++++++++++++++++++++++----------------
1 file changed, 28 insertions(+), 19 deletions(-)
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -1688,25 +1688,21 @@ static void phylink_sfp_detach(void *ups
pl->netdev->sfp_bus = NULL;
}
-static int phylink_sfp_module_insert(void *upstream,
- const struct sfp_eeprom_id *id)
+static int phylink_sfp_config(struct phylink *pl, u8 mode, u8 port,
+ const unsigned long *supported,
+ const unsigned long *advertising)
{
- struct phylink *pl = upstream;
- __ETHTOOL_DECLARE_LINK_MODE_MASK(support) = { 0, };
__ETHTOOL_DECLARE_LINK_MODE_MASK(support1);
+ __ETHTOOL_DECLARE_LINK_MODE_MASK(support);
struct phylink_link_state config;
phy_interface_t iface;
- int ret = 0;
bool changed;
- u8 port;
+ int ret;
- ASSERT_RTNL();
-
- sfp_parse_support(pl->sfp_bus, id, support);
- port = sfp_parse_port(pl->sfp_bus, id, support);
+ linkmode_copy(support, supported);
memset(&config, 0, sizeof(config));
- linkmode_copy(config.advertising, support);
+ linkmode_copy(config.advertising, advertising);
config.interface = PHY_INTERFACE_MODE_NA;
config.speed = SPEED_UNKNOWN;
config.duplex = DUPLEX_UNKNOWN;
@@ -1721,8 +1717,6 @@ static int phylink_sfp_module_insert(voi
return ret;
}
- linkmode_copy(support1, support);
-
iface = sfp_select_interface(pl->sfp_bus, config.advertising);
if (iface == PHY_INTERFACE_MODE_NA) {
phylink_err(pl,
@@ -1732,18 +1726,18 @@ static int phylink_sfp_module_insert(voi
}
config.interface = iface;
+ linkmode_copy(support1, support);
ret = phylink_validate(pl, support1, &config);
if (ret) {
phylink_err(pl, "validation of %s/%s with support %*pb failed: %d\n",
- phylink_an_mode_str(MLO_AN_INBAND),
+ phylink_an_mode_str(mode),
phy_modes(config.interface),
__ETHTOOL_LINK_MODE_MASK_NBITS, support, ret);
return ret;
}
phylink_dbg(pl, "requesting link mode %s/%s with support %*pb\n",
- phylink_an_mode_str(MLO_AN_INBAND),
- phy_modes(config.interface),
+ phylink_an_mode_str(mode), phy_modes(config.interface),
__ETHTOOL_LINK_MODE_MASK_NBITS, support);
if (phy_interface_mode_is_8023z(iface) && pl->phydev)
@@ -1756,15 +1750,15 @@ static int phylink_sfp_module_insert(voi
linkmode_copy(pl->link_config.advertising, config.advertising);
}
- if (pl->cur_link_an_mode != MLO_AN_INBAND ||
+ if (pl->cur_link_an_mode != mode ||
pl->link_config.interface != config.interface) {
pl->link_config.interface = config.interface;
- pl->cur_link_an_mode = MLO_AN_INBAND;
+ pl->cur_link_an_mode = mode;
changed = true;
phylink_info(pl, "switched to %s/%s link mode\n",
- phylink_an_mode_str(MLO_AN_INBAND),
+ phylink_an_mode_str(mode),
phy_modes(config.interface));
}
@@ -1777,6 +1771,21 @@ static int phylink_sfp_module_insert(voi
return ret;
}
+static int phylink_sfp_module_insert(void *upstream,
+ const struct sfp_eeprom_id *id)
+{
+ struct phylink *pl = upstream;
+ __ETHTOOL_DECLARE_LINK_MODE_MASK(support) = { 0, };
+ u8 port;
+
+ ASSERT_RTNL();
+
+ sfp_parse_support(pl->sfp_bus, id, support);
+ port = sfp_parse_port(pl->sfp_bus, id, support);
+
+ return phylink_sfp_config(pl, MLO_AN_INBAND, port, support, support);
+}
+
static int phylink_sfp_module_start(void *upstream)
{
struct phylink *pl = upstream;