kernel: copy kernel 4.19 code to 5.4

No changes were done to the patches while coping them. Currently they do
not apply on top of kernel 5.4.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

1 files changed, 120 insertions, 0 deletions

diff --git a/target/linux/generic/pending-5.4/749-net-phylink-split-phylink_sfp_module_insert.patch b/target/linux/generic/pending-5.4/749-net-phylink-split-phylink_sfp_module_insert.patch
new file mode 100644
index 0000000000..87d70d1434
--- /dev/null
+++ b/target/linux/generic/pending-5.4/749-net-phylink-split-phylink_sfp_module_insert.patch
@@ -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
+@@ -1633,25 +1633,21 @@ 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;
+@@ -1666,8 +1662,6 @@ 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) {
+ 		netdev_err(pl->netdev,
+@@ -1677,18 +1671,18 @@ static int phylink_sfp_module_insert(voi
+ 	}
+ 
+ 	config.interface = iface;
++	linkmode_copy(support1, support);
+ 	ret = phylink_validate(pl, support1, &config);
+ 	if (ret) {
+ 		netdev_err(pl->netdev, "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;
+ 	}
+ 
+ 	netdev_dbg(pl->netdev, "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)
+@@ -1701,15 +1695,15 @@ 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;
+ 
+ 		netdev_info(pl->netdev, "switched to %s/%s link mode\n",
+-			    phylink_an_mode_str(MLO_AN_INBAND),
++			    phylink_an_mode_str(mode),
+ 			    phy_modes(config.interface));
+ 	}
+ 
+@@ -1722,6 +1716,21 @@ 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;