kernel: delete Linux 5.4 config and patches

As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)

1 files changed, 0 insertions, 68 deletions

diff --git a/target/linux/bcm63xx/patches-5.4/041-v5.12-bcm63xx_enet-add-BQL-support.patch b/target/linux/bcm63xx/patches-5.4/041-v5.12-bcm63xx_enet-add-BQL-support.patch
deleted file mode 100644
index f55aa8fe17..0000000000
--- a/target/linux/bcm63xx/patches-5.4/041-v5.12-bcm63xx_enet-add-BQL-support.patch
+++ /dev/null
@@ -1,68 +0,0 @@
-From 4c59b0f5543db80abbbe9efdd9b25e7899501db5 Mon Sep 17 00:00:00 2001
-From: Sieng Piaw Liew <liew.s.piaw@gmail.com>
-Date: Wed, 6 Jan 2021 22:42:03 +0800
-Subject: [PATCH 2/7] bcm63xx_enet: add BQL support
-
-Add Byte Queue Limits support to reduce/remove bufferbloat in
-bcm63xx_enet.
-
-Signed-off-by: Sieng Piaw Liew <liew.s.piaw@gmail.com>
-Acked-by: Florian Fainelli <f.fainelli@gmail.com>
-Signed-off-by: Jakub Kicinski <kuba@kernel.org>
----
- drivers/net/ethernet/broadcom/bcm63xx_enet.c | 9 +++++++++
- 1 file changed, 9 insertions(+)
-
---- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
-+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
-@@ -418,9 +418,11 @@ static int bcm_enet_receive_queue(struct
- static int bcm_enet_tx_reclaim(struct net_device *dev, int force)
- {
- 	struct bcm_enet_priv *priv;
-+	unsigned int bytes;
- 	int released;
- 
- 	priv = netdev_priv(dev);
-+	bytes = 0;
- 	released = 0;
- 
- 	while (priv->tx_desc_count < priv->tx_ring_size) {
-@@ -457,10 +459,13 @@ static int bcm_enet_tx_reclaim(struct ne
- 		if (desc->len_stat & DMADESC_UNDER_MASK)
- 			dev->stats.tx_errors++;
- 
-+		bytes += skb->len;
- 		dev_kfree_skb(skb);
- 		released++;
- 	}
- 
-+	netdev_completed_queue(dev, released, bytes);
-+
- 	if (netif_queue_stopped(dev) && released)
- 		netif_wake_queue(dev);
- 
-@@ -627,6 +632,8 @@ bcm_enet_start_xmit(struct sk_buff *skb,
- 	desc->len_stat = len_stat;
- 	wmb();
- 
-+	netdev_sent_queue(dev, skb->len);
-+
- 	/* kick tx dma */
- 	enet_dmac_writel(priv, priv->dma_chan_en_mask,
- 				 ENETDMAC_CHANCFG, priv->tx_chan);
-@@ -1170,6 +1177,7 @@ static int bcm_enet_stop(struct net_devi
- 	kdev = &priv->pdev->dev;
- 
- 	netif_stop_queue(dev);
-+	netdev_reset_queue(dev);
- 	napi_disable(&priv->napi);
- 	if (priv->has_phy)
- 		phy_stop(dev->phydev);
-@@ -2343,6 +2351,7 @@ static int bcm_enetsw_stop(struct net_de
- 
- 	del_timer_sync(&priv->swphy_poll);
- 	netif_stop_queue(dev);
-+	netdev_reset_queue(dev);
- 	napi_disable(&priv->napi);
- 	del_timer_sync(&priv->rx_timeout);
-