kernel: remove support for kernel 4.19

We use 5.4 on all targets by default, and 4.19 has never been released
in a stable version. There is no reason to keep it.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

1 files changed, 0 insertions, 118 deletions

diff --git a/target/linux/generic/backport-4.19/712-v5.3-net-sfp-remove-sfp-bus-use-of-netdevs.patch b/target/linux/generic/backport-4.19/712-v5.3-net-sfp-remove-sfp-bus-use-of-netdevs.patch
deleted file mode 100644
index e68cc381dc..0000000000
--- a/target/linux/generic/backport-4.19/712-v5.3-net-sfp-remove-sfp-bus-use-of-netdevs.patch
+++ /dev/null
@@ -1,118 +0,0 @@
-From 60d756717d772be90d07a07cd2cc140c76da3e4a Mon Sep 17 00:00:00 2001
-From: Russell King <rmk+kernel@armlinux.org.uk>
-Date: Tue, 28 May 2019 10:57:39 +0100
-Subject: [PATCH 610/660] net: sfp: remove sfp-bus use of netdevs
-
-The sfp-bus code now no longer has any use for the network device
-structure, so remove its use.
-
-Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
-Reviewed-by: Andrew Lunn <andrew@lunn.ch>
-Signed-off-by: David S. Miller <davem@davemloft.net>
-Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
----
- drivers/net/phy/phylink.c |  3 +--
- drivers/net/phy/sfp-bus.c | 10 +++-------
- include/linux/sfp.h       |  6 ++----
- 3 files changed, 6 insertions(+), 13 deletions(-)
-
---- a/drivers/net/phy/phylink.c
-+++ b/drivers/net/phy/phylink.c
-@@ -555,8 +555,7 @@ static int phylink_register_sfp(struct p
- 		return ret;
- 	}
- 
--	pl->sfp_bus = sfp_register_upstream(ref.fwnode, pl->netdev, pl,
--					    &sfp_phylink_ops);
-+	pl->sfp_bus = sfp_register_upstream(ref.fwnode, pl, &sfp_phylink_ops);
- 	if (!pl->sfp_bus)
- 		return -ENOMEM;
- 
---- a/drivers/net/phy/sfp-bus.c
-+++ b/drivers/net/phy/sfp-bus.c
-@@ -30,7 +30,6 @@ struct sfp_bus {
- 
- 	const struct sfp_upstream_ops *upstream_ops;
- 	void *upstream;
--	struct net_device *netdev;
- 	struct phy_device *phydev;
- 
- 	bool registered;
-@@ -517,13 +516,11 @@ static void sfp_upstream_clear(struct sf
- {
- 	bus->upstream_ops = NULL;
- 	bus->upstream = NULL;
--	bus->netdev = NULL;
- }
- 
- /**
-  * sfp_register_upstream() - Register the neighbouring device
-  * @fwnode: firmware node for the SFP bus
-- * @ndev: network device associated with the interface
-  * @upstream: the upstream private data
-  * @ops: the upstream's &struct sfp_upstream_ops
-  *
-@@ -534,7 +531,7 @@ static void sfp_upstream_clear(struct sf
-  * On error, returns %NULL.
-  */
- struct sfp_bus *sfp_register_upstream(struct fwnode_handle *fwnode,
--				      struct net_device *ndev, void *upstream,
-+				      void *upstream,
- 				      const struct sfp_upstream_ops *ops)
- {
- 	struct sfp_bus *bus = sfp_bus_get(fwnode);
-@@ -544,7 +541,6 @@ struct sfp_bus *sfp_register_upstream(st
- 		rtnl_lock();
- 		bus->upstream_ops = ops;
- 		bus->upstream = upstream;
--		bus->netdev = ndev;
- 
- 		if (bus->sfp) {
- 			ret = sfp_register_bus(bus);
-@@ -670,7 +666,7 @@ struct sfp_bus *sfp_register_socket(stru
- 		bus->sfp = sfp;
- 		bus->socket_ops = ops;
- 
--		if (bus->netdev) {
-+		if (bus->upstream_ops) {
- 			ret = sfp_register_bus(bus);
- 			if (ret)
- 				sfp_socket_clear(bus);
-@@ -690,7 +686,7 @@ EXPORT_SYMBOL_GPL(sfp_register_socket);
- void sfp_unregister_socket(struct sfp_bus *bus)
- {
- 	rtnl_lock();
--	if (bus->netdev)
-+	if (bus->upstream_ops)
- 		sfp_unregister_bus(bus);
- 	sfp_socket_clear(bus);
- 	rtnl_unlock();
---- a/include/linux/sfp.h
-+++ b/include/linux/sfp.h
-@@ -464,7 +464,6 @@ enum {
- struct fwnode_handle;
- struct ethtool_eeprom;
- struct ethtool_modinfo;
--struct net_device;
- struct sfp_bus;
- 
- /**
-@@ -510,7 +509,7 @@ int sfp_get_module_eeprom(struct sfp_bus
- void sfp_upstream_start(struct sfp_bus *bus);
- void sfp_upstream_stop(struct sfp_bus *bus);
- struct sfp_bus *sfp_register_upstream(struct fwnode_handle *fwnode,
--				      struct net_device *ndev, void *upstream,
-+				      void *upstream,
- 				      const struct sfp_upstream_ops *ops);
- void sfp_unregister_upstream(struct sfp_bus *bus);
- #else
-@@ -555,8 +554,7 @@ static inline void sfp_upstream_stop(str
- }
- 
- static inline struct sfp_bus *sfp_register_upstream(
--	struct fwnode_handle *fwnode,
--	struct net_device *ndev, void *upstream,
-+	struct fwnode_handle *fwnode, void *upstream,
- 	const struct sfp_upstream_ops *ops)
- {
- 	return (struct sfp_bus *)-1;