Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from David Miller:
 "Here is what we have this merge window:

   1) Support SW steering for mlx5 Connect-X6Dx, from Yevgeny Kliteynik.

   2) Add RSS multi group support to octeontx2-pf driver, from Geetha
      Sowjanya.

   3) Add support for KS8851 PHY. From Marek Vasut.

   4) Add support for GarfieldPeak bluetooth controller from Kiran K.

   5) Add support for half-duplex tcan4x5x can controllers.

   6) Add batch skb rx processing to bcrm63xx_enet, from Sieng Piaw
      Liew.

   7) Rework RX port offload infrastructure, particularly wrt, UDP
      tunneling, from Jakub Kicinski.

   8) Add BCM72116 PHY support, from Florian Fainelli.

   9) Remove Dsa specific notifiers, they are unnecessary. From Vladimir
      Oltean.

  10) Add support for picosecond rx delay in dwmac-meson8b chips. From
      Martin Blumenstingl.

  11) Support TSO on xfrm interfaces from Eyal Birger.

  12) Add support for MP_PRIO to mptcp stack, from Geliang Tang.

  13) Support BCM4908 integrated switch, from Rafał Miłecki.

  14) Support for directly accessing kernel module variables via module
      BTF info, from Andrii Naryiko.

  15) Add DASH (esktop and mobile Architecture for System Hardware)
      support to r8169 driver, from Heiner Kallweit.

  16) Add rx vlan filtering to dpaa2-eth, from Ionut-robert Aron.

  17) Add support for 100 base0x SFP devices, from Bjarni Jonasson.

  18) Support link aggregation in DSA, from Tobias Waldekranz.

  19) Support for bitwidse atomics in bpf, from Brendan Jackman.

  20) SmartEEE support in at803x driver, from Russell King.

  21) Add support for flow based tunneling to GTP, from Pravin B Shelar.

  22) Allow arbitrary number of interconnrcts in ipa, from Alex Elder.

  23) TLS RX offload for bonding, from Tariq Toukan.

  24) RX decap offklload support in mac80211, from Felix Fietkou.

  25) devlink health saupport in octeontx2-af, from George Cherian.

  26) Add TTL attr to SCM_TIMESTAMP_OPT_STATS, from Yousuk Seung

  27) Delegated actionss support in mptcp, from Paolo Abeni.

  28) Support receive timestamping when doin zerocopy tcp receive. From
      Arjun Ray.

  29) HTB offload support for mlx5, from Maxim Mikityanskiy.

  30) UDP GRO forwarding, from Maxim Mikityanskiy.

  31) TAPRIO offloading in dsa hellcreek driver, from Kurt Kanzenbach.

  32) Weighted random twos choice algorithm for ipvs, from Darby Payne.

  33) Fix netdev registration deadlock, from Johannes Berg.

  34) Various conversions to new tasklet api, from EmilRenner Berthing.

  35) Bulk skb allocations in veth, from Lorenzo Bianconi.

  36) New ethtool interface for lane setting, from Danielle Ratson.

  37) Offload failiure notifications for routes, from Amit Cohen.

  38) BCM4908 support, from Rafał Miłecki.

  39) Support several new iwlwifi chips, from Ihab Zhaika.

  40) Flow drector support for ipv6 in i40e, from Przemyslaw Patynowski.

  41) Support for mhi prrotocols, from Loic Poulain.

  42) Optimize bpf program stats.

  43) Implement RFC6056, for better port randomization, from Eric
      Dumazet.

  44) hsr tag offloading support from George McCollister.

  45) Netpoll support in qede, from Bhaskar Upadhaya.

  46) 2005/400g speed support in bonding 3ad mode, from Nikolay
      Aleksandrov.

  47) Netlink event support in mptcp, from Florian Westphal.

  48) Better skbuff caching, from Alexander Lobakin.

  49) MRP (Media Redundancy Protocol) offloading in DSA and a few
      drivers, from Horatiu Vultur.

  50) mqprio saupport in mvneta, from Maxime Chevallier.

  51) Remove of_phy_attach, no longer needed, from Florian Fainelli"

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1766 commits)
  octeontx2-pf: Fix otx2_get_fecparam()
  cteontx2-pf: cn10k: Prevent harmless double shift bugs
  net: stmmac: Add PCI bus info to ethtool driver query output
  ptp: ptp_clockmatrix: clean-up - parenthesis around a == b are unnecessary
  ptp: ptp_clockmatrix: Simplify code - remove unnecessary `err` variable.
  ptp: ptp_clockmatrix: Coding style - tighten vertical spacing.
  ptp: ptp_clockmatrix: Clean-up dev_*() messages.
  ptp: ptp_clockmatrix: Remove unused header declarations.
  ptp: ptp_clockmatrix: Add alignment of 1 PPS to idtcm_perout_enable.
  ptp: ptp_clockmatrix: Add wait_for_sys_apll_dpll_lock.
  net: stmmac: dwmac-sun8i: Add a shutdown callback
  net: stmmac: dwmac-sun8i: Minor probe function cleanup
  net: stmmac: dwmac-sun8i: Use reset_control_reset
  net: stmmac: dwmac-sun8i: Remove unnecessary PHY power check
  net: stmmac: dwmac-sun8i: Return void from PHY unpower
  r8169: use macro pm_ptr
  net: mdio: Remove of_phy_attach()
  net: mscc: ocelot: select PACKING in the Kconfig
  net: re-solve some conflicts after net -> net-next merge
  net: dsa: tag_rtl4_a: Support also egress tags
  ...

3 files changed, 253 insertions, 0 deletions

diff --git a/include/linux/dsa/8021q.h b/include/linux/dsa/8021q.h
index 88cd72dfa4e0..b12b05f1c8b4 100644
--- a/include/linux/dsa/8021q.h
+++ b/include/linux/dsa/8021q.h
@@ -64,6 +64,10 @@ int dsa_8021q_rx_source_port(u16 vid);
 
 u16 dsa_8021q_rx_subvlan(u16 vid);
 
+bool vid_is_dsa_8021q_rxvlan(u16 vid);
+
+bool vid_is_dsa_8021q_txvlan(u16 vid);
+
 bool vid_is_dsa_8021q(u16 vid);
 
 #else
@@ -123,6 +127,16 @@ u16 dsa_8021q_rx_subvlan(u16 vid)
 	return 0;
 }
 
+bool vid_is_dsa_8021q_rxvlan(u16 vid)
+{
+	return false;
+}
+
+bool vid_is_dsa_8021q_txvlan(u16 vid)
+{
+	return false;
+}
+
 bool vid_is_dsa_8021q(u16 vid)
 {
 	return false;
diff --git a/include/linux/dsa/brcm.h b/include/linux/dsa/brcm.h
new file mode 100644
index 000000000000..47545a948784
--- /dev/null
+++ b/include/linux/dsa/brcm.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-only
+ * Copyright (C) 2014 Broadcom Corporation
+ */
+
+/* Included by drivers/net/ethernet/broadcom/bcmsysport.c and
+ * net/dsa/tag_brcm.c
+ */
+#ifndef _NET_DSA_BRCM_H
+#define _NET_DSA_BRCM_H
+
+/* Broadcom tag specific helpers to insert and extract queue/port number */
+#define BRCM_TAG_SET_PORT_QUEUE(p, q)	((p) << 8 | q)
+#define BRCM_TAG_GET_PORT(v)		((v) >> 8)
+#define BRCM_TAG_GET_QUEUE(v)		((v) & 0xff)
+
+#endif
diff --git a/include/linux/dsa/ocelot.h b/include/linux/dsa/ocelot.h
new file mode 100644
index 000000000000..4265f328681a
--- /dev/null
+++ b/include/linux/dsa/ocelot.h
@@ -0,0 +1,223 @@
+/* SPDX-License-Identifier: GPL-2.0
+ * Copyright 2019-2021 NXP Semiconductors
+ */
+
+#ifndef _NET_DSA_TAG_OCELOT_H
+#define _NET_DSA_TAG_OCELOT_H
+
+#include <linux/packing.h>
+
+#define OCELOT_TAG_LEN			16
+#define OCELOT_SHORT_PREFIX_LEN		4
+#define OCELOT_LONG_PREFIX_LEN		16
+#define OCELOT_TOTAL_TAG_LEN	(OCELOT_SHORT_PREFIX_LEN + OCELOT_TAG_LEN)
+
+/* The CPU injection header and the CPU extraction header can have 3 types of
+ * prefixes: long, short and no prefix. The format of the header itself is the
+ * same in all 3 cases.
+ *
+ * Extraction with long prefix:
+ *
+ * +-------------------+-------------------+------+------+------------+-------+
+ * | ff:ff:ff:ff:ff:ff | fe:ff:ff:ff:ff:ff | 8880 | 000a | extraction | frame |
+ * |                   |                   |      |      |   header   |       |
+ * +-------------------+-------------------+------+------+------------+-------+
+ *        48 bits             48 bits      16 bits 16 bits  128 bits
+ *
+ * Extraction with short prefix:
+ *
+ *                                         +------+------+------------+-------+
+ *                                         | 8880 | 000a | extraction | frame |
+ *                                         |      |      |   header   |       |
+ *                                         +------+------+------------+-------+
+ *                                         16 bits 16 bits  128 bits
+ *
+ * Extraction with no prefix:
+ *
+ *                                                       +------------+-------+
+ *                                                       | extraction | frame |
+ *                                                       |   header   |       |
+ *                                                       +------------+-------+
+ *                                                          128 bits
+ *
+ *
+ * Injection with long prefix:
+ *
+ * +-------------------+-------------------+------+------+------------+-------+
+ * |      any dmac     |      any smac     | 8880 | 000a | injection  | frame |
+ * |                   |                   |      |      |   header   |       |
+ * +-------------------+-------------------+------+------+------------+-------+
+ *        48 bits             48 bits      16 bits 16 bits  128 bits
+ *
+ * Injection with short prefix:
+ *
+ *                                         +------+------+------------+-------+
+ *                                         | 8880 | 000a | injection  | frame |
+ *                                         |      |      |   header   |       |
+ *                                         +------+------+------------+-------+
+ *                                         16 bits 16 bits  128 bits
+ *
+ * Injection with no prefix:
+ *
+ *                                                       +------------+-------+
+ *                                                       | injection  | frame |
+ *                                                       |   header   |       |
+ *                                                       +------------+-------+
+ *                                                          128 bits
+ *
+ * The injection header looks like this (network byte order, bit 127
+ * is part of lowest address byte in memory, bit 0 is part of highest
+ * address byte):
+ *
+ *         +------+------+------+------+------+------+------+------+
+ * 127:120 |BYPASS| MASQ |          MASQ_PORT        |REW_OP|REW_OP|
+ *         +------+------+------+------+------+------+------+------+
+ * 119:112 |                         REW_OP                        |
+ *         +------+------+------+------+------+------+------+------+
+ * 111:104 |                         REW_VAL                       |
+ *         +------+------+------+------+------+------+------+------+
+ * 103: 96 |                         REW_VAL                       |
+ *         +------+------+------+------+------+------+------+------+
+ *  95: 88 |                         REW_VAL                       |
+ *         +------+------+------+------+------+------+------+------+
+ *  87: 80 |                         REW_VAL                       |
+ *         +------+------+------+------+------+------+------+------+
+ *  79: 72 |                          RSV                          |
+ *         +------+------+------+------+------+------+------+------+
+ *  71: 64 |            RSV            |           DEST            |
+ *         +------+------+------+------+------+------+------+------+
+ *  63: 56 |                         DEST                          |
+ *         +------+------+------+------+------+------+------+------+
+ *  55: 48 |                          RSV                          |
+ *         +------+------+------+------+------+------+------+------+
+ *  47: 40 |  RSV |         SRC_PORT          |     RSV     |TFRM_TIMER|
+ *         +------+------+------+------+------+------+------+------+
+ *  39: 32 |     TFRM_TIMER     |               RSV                |
+ *         +------+------+------+------+------+------+------+------+
+ *  31: 24 |  RSV |  DP  |   POP_CNT   |           CPUQ            |
+ *         +------+------+------+------+------+------+------+------+
+ *  23: 16 |           CPUQ            |      QOS_CLASS     |TAG_TYPE|
+ *         +------+------+------+------+------+------+------+------+
+ *  15:  8 |         PCP        |  DEI |            VID            |
+ *         +------+------+------+------+------+------+------+------+
+ *   7:  0 |                          VID                          |
+ *         +------+------+------+------+------+------+------+------+
+ *
+ * And the extraction header looks like this:
+ *
+ *         +------+------+------+------+------+------+------+------+
+ * 127:120 |  RSV |                  REW_OP                        |
+ *         +------+------+------+------+------+------+------+------+
+ * 119:112 |       REW_OP       |              REW_VAL             |
+ *         +------+------+------+------+------+------+------+------+
+ * 111:104 |                         REW_VAL                       |
+ *         +------+------+------+------+------+------+------+------+
+ * 103: 96 |                         REW_VAL                       |
+ *         +------+------+------+------+------+------+------+------+
+ *  95: 88 |                         REW_VAL                       |
+ *         +------+------+------+------+------+------+------+------+
+ *  87: 80 |       REW_VAL      |               LLEN               |
+ *         +------+------+------+------+------+------+------+------+
+ *  79: 72 | LLEN |                      WLEN                      |
+ *         +------+------+------+------+------+------+------+------+
+ *  71: 64 | WLEN |                      RSV                       |
+ *         +------+------+------+------+------+------+------+------+
+ *  63: 56 |                          RSV                          |
+ *         +------+------+------+------+------+------+------+------+
+ *  55: 48 |                          RSV                          |
+ *         +------+------+------+------+------+------+------+------+
+ *  47: 40 | RSV  |          SRC_PORT         |       ACL_ID       |
+ *         +------+------+------+------+------+------+------+------+
+ *  39: 32 |       ACL_ID       |  RSV |         SFLOW_ID          |
+ *         +------+------+------+------+------+------+------+------+
+ *  31: 24 |ACL_HIT| DP  |  LRN_FLAGS  |           CPUQ            |
+ *         +------+------+------+------+------+------+------+------+
+ *  23: 16 |           CPUQ            |      QOS_CLASS     |TAG_TYPE|
+ *         +------+------+------+------+------+------+------+------+
+ *  15:  8 |         PCP        |  DEI |            VID            |
+ *         +------+------+------+------+------+------+------+------+
+ *   7:  0 |                          VID                          |
+ *         +------+------+------+------+------+------+------+------+
+ */
+
+static inline void ocelot_xfh_get_rew_val(void *extraction, u64 *rew_val)
+{
+	packing(extraction, rew_val, 116, 85, OCELOT_TAG_LEN, UNPACK, 0);
+}
+
+static inline void ocelot_xfh_get_len(void *extraction, u64 *len)
+{
+	u64 llen, wlen;
+
+	packing(extraction, &llen, 84, 79, OCELOT_TAG_LEN, UNPACK, 0);
+	packing(extraction, &wlen, 78, 71, OCELOT_TAG_LEN, UNPACK, 0);
+
+	*len = 60 * wlen + llen - 80;
+}
+
+static inline void ocelot_xfh_get_src_port(void *extraction, u64 *src_port)
+{
+	packing(extraction, src_port, 46, 43, OCELOT_TAG_LEN, UNPACK, 0);
+}
+
+static inline void ocelot_xfh_get_cpuq(void *extraction, u64 *cpuq)
+{
+	packing(extraction, cpuq, 28, 20, OCELOT_TAG_LEN, UNPACK, 0);
+}
+
+static inline void ocelot_xfh_get_qos_class(void *extraction, u64 *qos_class)
+{
+	packing(extraction, qos_class, 19, 17, OCELOT_TAG_LEN, UNPACK, 0);
+}
+
+static inline void ocelot_xfh_get_tag_type(void *extraction, u64 *tag_type)
+{
+	packing(extraction, tag_type, 16, 16, OCELOT_TAG_LEN, UNPACK, 0);
+}
+
+static inline void ocelot_xfh_get_vlan_tci(void *extraction, u64 *vlan_tci)
+{
+	packing(extraction, vlan_tci, 15, 0, OCELOT_TAG_LEN, UNPACK, 0);
+}
+
+static inline void ocelot_ifh_set_bypass(void *injection, u64 bypass)
+{
+	packing(injection, &bypass, 127, 127, OCELOT_TAG_LEN, PACK, 0);
+}
+
+static inline void ocelot_ifh_set_rew_op(void *injection, u64 rew_op)
+{
+	packing(injection, &rew_op, 125, 117, OCELOT_TAG_LEN, PACK, 0);
+}
+
+static inline void ocelot_ifh_set_dest(void *injection, u64 dest)
+{
+	packing(injection, &dest, 67, 56, OCELOT_TAG_LEN, PACK, 0);
+}
+
+static inline void ocelot_ifh_set_qos_class(void *injection, u64 qos_class)
+{
+	packing(injection, &qos_class, 19, 17, OCELOT_TAG_LEN, PACK, 0);
+}
+
+static inline void seville_ifh_set_dest(void *injection, u64 dest)
+{
+	packing(injection, &dest, 67, 57, OCELOT_TAG_LEN, PACK, 0);
+}
+
+static inline void ocelot_ifh_set_src(void *injection, u64 src)
+{
+	packing(injection, &src, 46, 43, OCELOT_TAG_LEN, PACK, 0);
+}
+
+static inline void ocelot_ifh_set_tag_type(void *injection, u64 tag_type)
+{
+	packing(injection, &tag_type, 16, 16, OCELOT_TAG_LEN, PACK, 0);
+}
+
+static inline void ocelot_ifh_set_vid(void *injection, u64 vid)
+{
+	packing(injection, &vid, 11, 0, OCELOT_TAG_LEN, PACK, 0);
+}
+
+#endif