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, 71 deletions

diff --git a/target/linux/layerscape/patches-5.4/701-net-0359-sdk_dpaa-ls1043a-errata-re-enable-SG-support-and-rec.patch b/target/linux/layerscape/patches-5.4/701-net-0359-sdk_dpaa-ls1043a-errata-re-enable-SG-support-and-rec.patch
deleted file mode 100644
index d6bb4c45e9..0000000000
--- a/target/linux/layerscape/patches-5.4/701-net-0359-sdk_dpaa-ls1043a-errata-re-enable-SG-support-and-rec.patch
+++ /dev/null
@@ -1,71 +0,0 @@
-From fc7824df7022869a403c8a5122a55fe73a193466 Mon Sep 17 00:00:00 2001
-From: Camelia Groza <camelia.groza@nxp.com>
-Date: Tue, 29 Oct 2019 16:50:34 +0200
-Subject: [PATCH] sdk_dpaa: ls1043a errata: re-enable SG support and recycling
-
-With certain limitation, SG frames can be used safely without triggering
-the errata.
-
-Buffers can be recycled, even after realigning the data.
-
-Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
----
- drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c    | 10 ----------
- drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h    |  1 -
- drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c |  9 ---------
- 3 files changed, 20 deletions(-)
-
---- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
-+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
-@@ -778,16 +778,6 @@ static int dpa_private_netdev_init(struc
- 	/* Advertise NETIF_F_HW_ACCEL_MQ to avoid Tx timeout warnings */
- 	net_dev->features |= NETIF_F_HW_ACCEL_MQ;
- 
--#ifndef CONFIG_PPC
--	/* Due to the A010022 FMan errata, we can not use S/G frames. We need
--	 * to stop advertising S/G and GSO support.
--	 */
--	if (unlikely(dpaa_errata_a010022)) {
--		net_dev->hw_features &= ~NETIF_F_SG;
--		net_dev->features &= ~NETIF_F_GSO;
--	}
--#endif
--
- 	return dpa_netdev_init(net_dev, mac_addr, tx_timeout);
- }
- 
---- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h
-+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h
-@@ -661,7 +661,6 @@ static inline void _dpa_bp_free_pf(void
- 
- #ifndef CONFIG_PPC
- extern bool dpaa_errata_a010022; /* SoC affected by A010022 errata */
--#define NONREC_MARK	0x01
- #define CROSS_4K(start, size) \
- 	(((uintptr_t)(start) + (size)) > \
- 	 (((uintptr_t)(start) + 0x1000) & ~0xFFF))
---- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
-+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
-@@ -327,12 +327,6 @@ EXPORT_SYMBOL(_dpa_cleanup_tx_fd);
- #ifndef CONFIG_FSL_DPAA_TS
- bool dpa_skb_is_recyclable(struct sk_buff *skb)
- {
--#ifndef CONFIG_PPC
--	/* Do no recycle skbs realigned by the errata workaround */
--	if (unlikely(dpaa_errata_a010022) && skb->mark == NONREC_MARK)
--		return false;
--#endif
--
- 	/* No recycling possible if skb buffer is kmalloc'ed  */
- 	if (skb->head_frag == 0)
- 		return false;
-@@ -906,9 +900,6 @@ static struct sk_buff *a010022_realign_s
- 	skb_set_network_header(nskb, net_offset);
- 	skb_set_transport_header(nskb, trans_offset);
- 
--	/* We don't want the buffer to be recycled so we mark it accordingly */
--	nskb->mark = NONREC_MARK;
--
- 	return nskb;
- 
- err: