layerscape: add patches-5.4

Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>

1 files changed, 126 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/701-net-0051-sdk_dpaa-ceetm-use-the-tcf-block-infrastructure.patch b/target/linux/layerscape/patches-5.4/701-net-0051-sdk_dpaa-ceetm-use-the-tcf-block-infrastructure.patch
new file mode 100644
index 0000000000..0e3d0166bf
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0051-sdk_dpaa-ceetm-use-the-tcf-block-infrastructure.patch
@@ -0,0 +1,126 @@
+From ae72322610af7eb13fc9a67567fdac610d3d3d3d Mon Sep 17 00:00:00 2001
+From: Camelia Groza <camelia.groza@nxp.com>
+Date: Wed, 17 Jan 2018 16:44:19 +0200
+Subject: [PATCH] sdk_dpaa: ceetm: use the tcf block infrastructure
+
+Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
+---
+ .../ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c   | 31 +++++++++++++++-------
+ .../ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.h   |  2 ++
+ 2 files changed, 24 insertions(+), 9 deletions(-)
+
+--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c
++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c
+@@ -423,7 +423,7 @@ static void ceetm_cls_destroy(struct Qdi
+ 			free_percpu(cl->wbfs.cstats);
+ 	}
+ 
+-	tcf_destroy_chain(&cl->filter_list);
++	tcf_block_put(cl->block);
+ 	kfree(cl);
+ }
+ 
+@@ -440,11 +440,13 @@ static void ceetm_destroy(struct Qdisc *
+ 		 __func__, sch->handle);
+ 
+ 	/* All filters need to be removed before destroying the classes */
+-	tcf_destroy_chain(&priv->filter_list);
++	tcf_block_put(priv->block);
+ 
+ 	for (i = 0; i < priv->clhash.hashsize; i++) {
+-		hlist_for_each_entry(cl, &priv->clhash.hash[i], common.hnode)
+-			tcf_destroy_chain(&cl->filter_list);
++		hlist_for_each_entry(cl, &priv->clhash.hash[i], common.hnode) {
++			tcf_block_put(cl->block);
++			cl->block = NULL;
++		}
+ 	}
+ 
+ 	for (i = 0; i < priv->clhash.hashsize; i++) {
+@@ -594,7 +596,7 @@ static int ceetm_init_root(struct Qdisc
+ 	/* Validate inputs */
+ 	if (sch->parent != TC_H_ROOT) {
+ 		pr_err("CEETM: a root ceetm qdisc can not be attached to a class\n");
+-		tcf_destroy_chain(&priv->filter_list);
++		tcf_block_put(priv->block);
+ 		qdisc_class_hash_destroy(&priv->clhash);
+ 		return -EINVAL;
+ 	}
+@@ -1053,6 +1055,10 @@ static int ceetm_init(struct Qdisc *sch,
+ 		return -EINVAL;
+ 	}
+ 
++	ret = tcf_block_get(&priv->block, &priv->filter_list);
++	if (ret)
++		return ret;
++
+ 	ret = nla_parse_nested(tb, TCA_CEETM_QOPS, opt, ceetm_policy, NULL);
+ 	if (ret < 0) {
+ 		pr_err(KBUILD_BASENAME " : %s : tc error\n", __func__);
+@@ -1521,6 +1527,12 @@ static int ceetm_cls_change(struct Qdisc
+ 	if (!cl)
+ 		return -ENOMEM;
+ 
++	err = tcf_block_get(&cl->block, &cl->filter_list);
++	if (err) {
++		kfree(cl);
++		return err;
++	}
++
+ 	cl->type = copt->type;
+ 	cl->shaped = copt->shaped;
+ 	cl->root.rate = copt->rate;
+@@ -1585,6 +1597,7 @@ channel_err:
+ 		pr_err(KBUILD_BASENAME " : %s : failed to release the channel %d\n",
+ 		       __func__, channel->idx);
+ claim_err:
++	tcf_block_put(cl->block);
+ 	kfree(cl);
+ 	return err;
+ }
+@@ -1779,15 +1792,15 @@ static int ceetm_cls_dump_stats(struct Q
+ 	return gnet_stats_copy_app(d, &xstats, sizeof(xstats));
+ }
+ 
+-static struct tcf_proto **ceetm_tcf_chain(struct Qdisc *sch, unsigned long arg)
++static struct tcf_block *ceetm_tcf_block(struct Qdisc *sch, unsigned long arg)
+ {
+ 	struct ceetm_qdisc *priv = qdisc_priv(sch);
+ 	struct ceetm_class *cl = (struct ceetm_class *)arg;
+-	struct tcf_proto **fl = cl ? &cl->filter_list : &priv->filter_list;
++	struct tcf_block *block = cl ? cl->block : priv->block;
+ 
+ 	pr_debug(KBUILD_BASENAME " : %s : class %X under qdisc %X\n", __func__,
+ 		 cl ? cl->common.classid : 0, sch->handle);
+-	return fl;
++	return block;
+ }
+ 
+ static unsigned long ceetm_tcf_bind(struct Qdisc *sch, unsigned long parent,
+@@ -1816,7 +1829,7 @@ const struct Qdisc_class_ops ceetm_cls_o
+ 	.change		=	ceetm_cls_change,
+ 	.delete		=	ceetm_cls_delete,
+ 	.walk		=	ceetm_cls_walk,
+-	.tcf_chain	=	ceetm_tcf_chain,
++	.tcf_block	=	ceetm_tcf_block,
+ 	.bind_tcf	=	ceetm_tcf_bind,
+ 	.unbind_tcf	=	ceetm_tcf_unbind,
+ 	.dump		=	ceetm_cls_dump,
+--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.h
++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.h
+@@ -141,6 +141,7 @@ struct ceetm_qdisc {
+ 	};
+ 	struct Qdisc_class_hash clhash;
+ 	struct tcf_proto *filter_list; /* qdisc attached filters */
++	struct tcf_block *block;
+ };
+ 
+ /* CEETM Qdisc configuration parameters */
+@@ -192,6 +193,7 @@ struct ceetm_class {
+ 	struct Qdisc_class_common common;
+ 	int refcnt; /* usage count of this class */
+ 	struct tcf_proto *filter_list; /* class attached filters */
++	struct tcf_block *block;
+ 	struct Qdisc *parent;
+ 	bool shaped;
+ 	int type; /* ROOT/PRIO/WBFS */