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, 127 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/701-net-0088-sdk_dpaa-remove-FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE.patch b/target/linux/layerscape/patches-5.4/701-net-0088-sdk_dpaa-remove-FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE.patch
new file mode 100644
index 0000000000..dbbe46d5a9
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0088-sdk_dpaa-remove-FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE.patch
@@ -0,0 +1,127 @@
+From 357ab2939dbddfb6849c55be9de577db078d9037 Mon Sep 17 00:00:00 2001
+From: Madalin Bucur <madalin.bucur@nxp.com>
+Date: Fri, 12 Oct 2018 16:56:57 +0300
+Subject: [PATCH] sdk_dpaa: remove FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE
+
+Remove FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE and record the
+receive CPU in skb queue mapping to maintain the same CPU
+for tx in forwarding scenarios.
+
+Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
+---
+ drivers/net/ethernet/freescale/sdk_dpaa/Kconfig           | 13 +------------
+ drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c        |  2 +-
+ drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h        | 12 ++----------
+ drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c |  3 +--
+ drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.h |  2 +-
+ drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c     |  2 ++
+ 6 files changed, 8 insertions(+), 26 deletions(-)
+
+--- a/drivers/net/ethernet/freescale/sdk_dpaa/Kconfig
++++ b/drivers/net/ethernet/freescale/sdk_dpaa/Kconfig
+@@ -96,17 +96,6 @@ config FSL_DPAA_1588
+         help
+          Enable IEEE1588 support code.
+ 
+-config FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE
+-	bool "Use driver's Tx queue selection mechanism"
+-	default y
+-	depends on FSL_SDK_DPAA_ETH
+-	help
+-	  The DPAA-Ethernet driver defines a ndo_select_queue() callback for optimal selection
+-	  of the egress FQ. That will override the XPS support for this netdevice.
+-	  If for whatever reason you want to be in control of the egress FQ-to-CPU selection and mapping,
+-	  or simply don't want to use the driver's ndo_select_queue() callback, then unselect this
+-	  and use the standard XPS support instead.
+-
+ config FSL_DPAA_ETH_MAX_BUF_COUNT
+ 	int "Maximum nuber of buffers in private bpool"
+ 	depends on FSL_SDK_DPAA_ETH
+@@ -178,7 +167,7 @@ config FSL_DPAA_ETH_DEBUG
+ 
+ config FSL_DPAA_DBG_LOOP
+ 	bool "DPAA Ethernet Debug loopback"
+-	depends on FSL_DPAA_ETH_DEBUGFS && FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE
++	depends on FSL_DPAA_ETH_DEBUGFS
+ 	default n
+ 	help
+ 	  This option allows to divert all received traffic on a certain interface A towards a
+--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
+@@ -678,7 +678,7 @@ static const struct net_device_ops dpa_p
+ 	.ndo_get_stats64 = dpa_get_stats64,
+ 	.ndo_set_mac_address = dpa_set_mac_address,
+ 	.ndo_validate_addr = eth_validate_addr,
+-#ifdef CONFIG_FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE
++#ifdef CONFIG_FMAN_PFC
+ 	.ndo_select_queue = dpa_select_queue,
+ #endif
+ 	.ndo_set_rx_mode = dpa_set_rx_mode,
+--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h
++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h
+@@ -635,23 +635,15 @@ static inline void _dpa_assign_wq(struct
+ 	}
+ }
+ 
+-#ifdef CONFIG_FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE
+-/* Use in lieu of skb_get_queue_mapping() */
+ #ifdef CONFIG_FMAN_PFC
++/* Use in lieu of skb_get_queue_mapping() */
+ #define dpa_get_queue_mapping(skb) \
+ 	(((skb)->priority < CONFIG_FMAN_PFC_COS_COUNT) ? \
+ 		((skb)->priority * dpa_num_cpus + smp_processor_id()) : \
+ 		((CONFIG_FMAN_PFC_COS_COUNT - 1) * \
+ 			dpa_num_cpus + smp_processor_id()));
+-
+ #else
+-#define dpa_get_queue_mapping(skb) \
+-	raw_smp_processor_id()
+-#endif
+-#else
+-/* Use the queue selected by XPS */
+-#define dpa_get_queue_mapping(skb) \
+-	skb_get_queue_mapping(skb)
++#define dpa_get_queue_mapping(skb) skb_get_queue_mapping(skb)
+ #endif
+ 
+ #ifdef CONFIG_PTP_1588_CLOCK_DPAA
+--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c
++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c
+@@ -841,14 +841,13 @@ bool dpa_bpid2pool_use(int bpid)
+ 	return false;
+ }
+ 
+-#ifdef CONFIG_FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE
++#ifdef CONFIG_FMAN_PFC
+ u16 dpa_select_queue(struct net_device *net_dev, struct sk_buff *skb,
+ 		     struct net_device *sb_dev,
+ 		     select_queue_fallback_t fallback)
+ {
+ 	return dpa_get_queue_mapping(skb);
+ }
+-EXPORT_SYMBOL(dpa_select_queue);
+ #endif
+ 
+ struct dpa_fq *dpa_fq_alloc(struct device *dev,
+--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.h
++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.h
+@@ -172,7 +172,7 @@ struct dpa_bp *dpa_bpid2pool(int bpid);
+ void dpa_bpid2pool_map(int bpid, struct dpa_bp *dpa_bp);
+ bool dpa_bpid2pool_use(int bpid);
+ void dpa_bp_drain(struct dpa_bp *bp);
+-#ifdef CONFIG_FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE
++#ifdef CONFIG_FMAN_PFC
+ u16 dpa_select_queue(struct net_device *net_dev, struct sk_buff *skb,
+ 		     struct net_device *sb_dev,
+ 		     select_queue_fallback_t fallback);
+--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
+@@ -648,6 +648,8 @@ void __hot _dpa_rx(struct net_device *ne
+ 	}
+ #endif
+ 
++	skb_record_rx_queue(skb, raw_smp_processor_id());
++
+ 	if (use_gro) {
+ 		gro_result_t gro_result;
+ 		const struct qman_portal_config *pc =