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, 63 deletions

diff --git a/target/linux/layerscape/patches-5.4/809-jailhouse-0018-ivshmem-net-Refactor-and-comment-ivshm_net_state_cha.patch b/target/linux/layerscape/patches-5.4/809-jailhouse-0018-ivshmem-net-Refactor-and-comment-ivshm_net_state_cha.patch
deleted file mode 100644
index cb3ffcc323..0000000000
--- a/target/linux/layerscape/patches-5.4/809-jailhouse-0018-ivshmem-net-Refactor-and-comment-ivshm_net_state_cha.patch
+++ /dev/null
@@ -1,63 +0,0 @@
-From 5192fa99f0d267eb7bd1c79e556430ea8911ae38 Mon Sep 17 00:00:00 2001
-From: Jan Kiszka <jan.kiszka@siemens.com>
-Date: Sun, 4 Mar 2018 13:50:24 +0100
-Subject: [PATCH] ivshmem-net: Refactor and comment ivshm_net_state_change
-
-This should make the state transitioning logic clearer. Also avoid the
-harmless but redundant netif_carrier_on/ivshm_net_run in RUN state.
-
-Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
-(cherry picked from commit 8539efe70fbdf4a0bea75a97c1628fbb38b6590b)
----
- drivers/net/ivshmem-net.c | 23 ++++++++++++++++++++---
- 1 file changed, 20 insertions(+), 3 deletions(-)
-
---- a/drivers/net/ivshmem-net.c
-+++ b/drivers/net/ivshmem-net.c
-@@ -575,14 +575,21 @@ static void ivshm_net_state_change(struc
- 	struct net_device *ndev = in->napi.dev;
- 	u32 rstate = readl(&in->ivshm_regs->rstate);
- 
--
- 	switch (in->lstate) {
- 	case IVSHM_NET_STATE_RESET:
-+		/*
-+		 * Wait for the remote to leave READY/RUN before transitioning
-+		 * to INIT.
-+		 */
- 		if (rstate < IVSHM_NET_STATE_READY)
- 			ivshm_net_set_state(in, IVSHM_NET_STATE_INIT);
- 		break;
- 
- 	case IVSHM_NET_STATE_INIT:
-+		/*
-+		 * Wait for the remote to leave RESET before performing the
-+		 * initialization and moving to READY.
-+		 */
- 		if (rstate > IVSHM_NET_STATE_RESET) {
- 			ivshm_net_init_queues(ndev);
- 			ivshm_net_set_state(in, IVSHM_NET_STATE_READY);
-@@ -594,11 +601,21 @@ static void ivshm_net_state_change(struc
- 		break;
- 
- 	case IVSHM_NET_STATE_READY:
--	case IVSHM_NET_STATE_RUN:
-+		/*
-+		 * Link is up and we are running once the remote is in READY or
-+		 * RUN.
-+		 */
- 		if (rstate >= IVSHM_NET_STATE_READY) {
- 			netif_carrier_on(ndev);
- 			ivshm_net_run(ndev);
--		} else if (rstate == IVSHM_NET_STATE_RESET) {
-+			break;
-+		}
-+		/* fall through */
-+	case IVSHM_NET_STATE_RUN:
-+		/*
-+		 * If the remote goes to RESET, we need to follow immediately.
-+		 */
-+		if (rstate == IVSHM_NET_STATE_RESET) {
- 			netif_carrier_off(ndev);
- 			ivshm_net_do_stop(ndev);
- 		}