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2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/net/dsa/Kconfig
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@@ -1,57 +1,131 @@
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+# SPDX-License-Identifier: GPL-2.0-only
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 config HAVE_NET_DSA
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 	def_bool y
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 	depends on INET && NETDEVICES && !S390
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 # Drivers must select NET_DSA and the appropriate tagging format
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-config NET_DSA
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+menuconfig NET_DSA
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 	tristate "Distributed Switch Architecture"
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-	depends on HAVE_NET_DSA && MAY_USE_DEVLINK
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+	depends on HAVE_NET_DSA
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 	depends on BRIDGE || BRIDGE=n
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 	select GRO_CELLS
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 	select NET_SWITCHDEV
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 	select PHYLINK
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-	---help---
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+	select NET_DEVLINK
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+	help
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 	  Say Y if you want to enable support for the hardware switches supported
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 	  by the Distributed Switch Architecture.
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 if NET_DSA
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-config NET_DSA_LEGACY
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-	bool "Support for older platform device and Device Tree registration"
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-	default y
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-	---help---
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-	  Say Y if you want to enable support for the older platform device and
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-	  deprecated Device Tree binding registration.
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-
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-	  This feature is scheduled for removal in 4.17.
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-
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 # tagging formats
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+config NET_DSA_TAG_8021Q
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+	tristate
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+	select VLAN_8021Q
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+	help
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+	  Unlike the other tagging protocols, the 802.1Q config option simply
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+	  provides helpers for other tagging implementations that might rely on
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+	  VLAN in one way or another. It is not a complete solution.
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+
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+	  Drivers which use these helpers should select this as dependency.
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+
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+config NET_DSA_TAG_AR9331
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+	tristate "Tag driver for Atheros AR9331 SoC with built-in switch"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for
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+	  the Atheros AR9331 SoC with built-in switch.
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+
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+config NET_DSA_TAG_BRCM_COMMON
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+	tristate
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+	default n
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+
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 config NET_DSA_TAG_BRCM
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-	bool
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+	tristate "Tag driver for Broadcom switches using in-frame headers"
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+	select NET_DSA_TAG_BRCM_COMMON
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+	help
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+	  Say Y if you want to enable support for tagging frames for the
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+	  Broadcom switches which place the tag after the MAC source address.
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+
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 config NET_DSA_TAG_BRCM_PREPEND
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-	bool
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+	tristate "Tag driver for Broadcom switches using prepended headers"
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+	select NET_DSA_TAG_BRCM_COMMON
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+	help
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+	  Say Y if you want to enable support for tagging frames for the
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+	  Broadcom switches which places the tag before the Ethernet header
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+	  (prepended).
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+
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+config NET_DSA_TAG_GSWIP
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+	tristate "Tag driver for Lantiq / Intel GSWIP switches"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for the
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+	  Lantiq / Intel GSWIP switches.
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 config NET_DSA_TAG_DSA
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-	bool
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+	tristate "Tag driver for Marvell switches using DSA headers"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for the
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+	  Marvell switches which use DSA headers.
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 config NET_DSA_TAG_EDSA
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-	bool
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-
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-config NET_DSA_TAG_KSZ
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-	bool
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-
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-config NET_DSA_TAG_LAN9303
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-	bool
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+	tristate "Tag driver for Marvell switches using EtherType DSA headers"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for the
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+	  Marvell switches which use EtherType DSA headers.
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 config NET_DSA_TAG_MTK
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-	bool
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+	tristate "Tag driver for Mediatek switches"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for
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+	  Mediatek switches.
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-config NET_DSA_TAG_TRAILER
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-	bool
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+config NET_DSA_TAG_KSZ
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+	tristate "Tag driver for Microchip 8795/9477/9893 families of switches"
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+	help
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+	  Say Y if you want to enable support for tagging frames for the
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+	  Microchip 8795/9477/9893 families of switches.
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+
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+config NET_DSA_TAG_RTL4_A
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+	tristate "Tag driver for Realtek 4 byte protocol A tags"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for the
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+	  Realtek switches with 4 byte protocol A tags, sich as found in
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+	  the Realtek RTL8366RB.
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+
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+config NET_DSA_TAG_OCELOT
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+	tristate "Tag driver for Ocelot family of switches"
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+	select PACKING
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for the
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+	  Ocelot switches (VSC7511, VSC7512, VSC7513, VSC7514, VSC9959).
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 config NET_DSA_TAG_QCA
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-	bool
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+	tristate "Tag driver for Qualcomm Atheros QCA8K switches"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for
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+	  the Qualcomm Atheros QCA8K switches.
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+
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+config NET_DSA_TAG_LAN9303
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+	tristate "Tag driver for SMSC/Microchip LAN9303 family of switches"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames for the
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+	  SMSC/Microchip LAN9303 family of switches.
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+
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+config NET_DSA_TAG_SJA1105
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+	tristate "Tag driver for NXP SJA1105 switches"
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+	select NET_DSA_TAG_8021Q
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+	select PACKING
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+	help
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+	  Say Y or M if you want to enable support for tagging frames with the
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+	  NXP SJA1105 switch family. Both the native tagging protocol (which
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+	  is only for link-local traffic) as well as non-native tagging (based
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+	  on a custom 802.1Q VLAN header) are available.
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+
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+config NET_DSA_TAG_TRAILER
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+	tristate "Tag driver for switches using a trailer tag"
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+	help
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+	  Say Y or M if you want to enable support for tagging frames at
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+	  with a trailed. e.g. Marvell 88E6060.
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 endif