generic: 6.6: mtk_eth_soc: add support for flow-control settings

Add patch implementing operations to get and set flow-control link
parameters of mtk_eth_soc via ethtool.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

target/linux/generic/backport-6.6/752-30-v6.10-net-ethernet-mtk_eth_soc-implement-.-get-set-_pausep.patch

@@ -0,0 +1,55 @@
+From 064fbc4e9b5a6dbda7fe7b67dc7e9e95d31f8d75 Mon Sep 17 00:00:00 2001
+From: Daniel Golle <daniel@makrotopia.org>
+Date: Thu, 4 Jul 2024 11:14:55 +0100
+Subject: [PATCH] net: ethernet: mtk_eth_soc: implement .{get,set}_pauseparam
+ ethtool ops
+
+Implement operations to get and set flow-control link parameters.
+Both is done by simply calling phylink_ethtool_{get,set}_pauseparam().
+Fix whitespace in mtk_ethtool_ops while at it.
+
+Signed-off-by: Daniel Golle <daniel@makrotopia.org>
+Reviewed-by: Michal Kubiak <michal.kubiak@intel.com>
+Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
+Tested-by: Rui Salvaterra <rsalvaterra@gmail.com>
+Link: https://patch.msgid.link/e3ece47323444631d6cb479f32af0dfd6d145be0.1720088047.git.daniel@makrotopia.org
+Signed-off-by: Jakub Kicinski <kuba@kernel.org>
+---
+ drivers/net/ethernet/mediatek/mtk_eth_soc.c | 18 +++++++++++++++++-
+ 1 file changed, 17 insertions(+), 1 deletion(-)
+
+--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
++++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+@@ -4462,6 +4462,20 @@ static int mtk_set_rxnfc(struct net_devi
+ 	return ret;
+ }
+
++static void mtk_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *pause)
++{
++	struct mtk_mac *mac = netdev_priv(dev);
++
++	phylink_ethtool_get_pauseparam(mac->phylink, pause);
++}
++
++static int mtk_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *pause)
++{
++	struct mtk_mac *mac = netdev_priv(dev);
++
++	return phylink_ethtool_set_pauseparam(mac->phylink, pause);
++}
++
+ static u16 mtk_select_queue(struct net_device *dev, struct sk_buff *skb,
+ 			    struct net_device *sb_dev)
+ {
+@@ -4490,8 +4504,10 @@ static const struct ethtool_ops mtk_etht
+ 	.get_strings		= mtk_get_strings,
+ 	.get_sset_count		= mtk_get_sset_count,
+ 	.get_ethtool_stats	= mtk_get_ethtool_stats,
++	.get_pauseparam		= mtk_get_pauseparam,
++	.set_pauseparam		= mtk_set_pauseparam,
+ 	.get_rxnfc		= mtk_get_rxnfc,
+-	.set_rxnfc              = mtk_set_rxnfc,
++	.set_rxnfc		= mtk_set_rxnfc,
+ };
+
+ static const struct net_device_ops mtk_netdev_ops = {

target/linux/generic/pending-6.6/702-net-ethernet-mtk_eth_soc-enable-threaded-NAPI.patch

@@ -10,7 +10,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
 
 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
 +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
-@@ -5020,6 +5020,8 @@ static int mtk_probe(struct platform_dev
+@@ -5036,6 +5036,8 @@ static int mtk_probe(struct platform_dev
  	 * for NAPI to work
  	 */
  	init_dummy_netdev(&eth->dummy_dev);

target/linux/generic/pending-6.6/737-net-ethernet-mtk_eth_soc-add-paths-and-SerDes-modes-.patch

@@ -510,15 +510,15 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  	return 0;
  }
 
-@@ -4554,6 +4701,7 @@ static const struct net_device_ops mtk_n
+@@ -4570,6 +4717,7 @@ static const struct net_device_ops mtk_n
  static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np)
  {
  	const __be32 *_id = of_get_property(np, "reg", NULL);
 +	struct device_node *pcs_np;
  	phy_interface_t phy_mode;
  	struct phylink *phylink;
  	struct mtk_mac *mac;
-@@ -4590,16 +4738,41 @@ static int mtk_add_mac(struct mtk_eth *e
+@@ -4606,16 +4754,41 @@ static int mtk_add_mac(struct mtk_eth *e
  	mac->id = id;
  	mac->hw = eth;
  	mac->of_node = np;
@@ -568,7 +568,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  	}
 
  	memset(mac->hwlro_ip, 0, sizeof(mac->hwlro_ip));
-@@ -4682,8 +4855,21 @@ static int mtk_add_mac(struct mtk_eth *e
+@@ -4698,8 +4871,21 @@ static int mtk_add_mac(struct mtk_eth *e
  		phy_interface_zero(mac->phylink_config.supported_interfaces);
  		__set_bit(PHY_INTERFACE_MODE_INTERNAL,
  			  mac->phylink_config.supported_interfaces);
@@ -590,7 +590,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  	phylink = phylink_create(&mac->phylink_config,
  				 of_fwnode_handle(mac->of_node),
  				 phy_mode, &mtk_phylink_ops);
-@@ -4734,6 +4920,26 @@ free_netdev:
+@@ -4750,6 +4936,26 @@ free_netdev:
  	return err;
  }
 
@@ -617,7 +617,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  void mtk_eth_set_dma_device(struct mtk_eth *eth, struct device *dma_dev)
  {
  	struct net_device *dev, *tmp;
-@@ -4880,7 +5086,8 @@ static int mtk_probe(struct platform_dev
+@@ -4896,7 +5102,8 @@ static int mtk_probe(struct platform_dev
  			regmap_write(cci, 0, 3);
  	}
 
@@ -627,7 +627,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  		err = mtk_sgmii_init(eth);
 
  		if (err)
-@@ -4991,6 +5198,24 @@ static int mtk_probe(struct platform_dev
+@@ -5007,6 +5214,24 @@ static int mtk_probe(struct platform_dev
  		}
  	}
 
@@ -652,7 +652,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  	if (MTK_HAS_CAPS(eth->soc->caps, MTK_SHARED_INT)) {
  		err = devm_request_irq(eth->dev, eth->irq[0],
  				       mtk_handle_irq, 0,
-@@ -5094,6 +5319,11 @@ static int mtk_remove(struct platform_de
+@@ -5110,6 +5335,11 @@ static int mtk_remove(struct platform_de
  		mtk_stop(eth->netdev[i]);
  		mac = netdev_priv(eth->netdev[i]);
  		phylink_disconnect_phy(mac->phylink);