netdev - [PATCH net-next v4 05/15] mctp: Add initial driver infrastructure

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Date:   Thu, 29 Jul 2021 10:20:43 +0800
From:   Jeremy Kerr <jk@...econstruct.com.au>
To:     netdev@...r.kernel.org
Cc:     Matt Johnston <matt@...econstruct.com.au>,
        Andrew Jeffery <andrew@...id.au>,
        Jakub Kicinski <kuba@...nel.org>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH net-next v4 05/15] mctp: Add initial driver infrastructure

Add an empty drivers/net/mctp/, for future interface drivers.

Signed-off-by: Jeremy Kerr <jk@...econstruct.com.au>
---
 MAINTAINERS                 | 1 +
 drivers/net/Kconfig         | 2 ++
 drivers/net/Makefile        | 1 +
 drivers/net/mctp/Kconfig    | 8 ++++++++
 drivers/net/mctp/Makefile   | 0
 include/uapi/linux/if_arp.h | 1 +
 6 files changed, 13 insertions(+)
 create mode 100644 drivers/net/mctp/Kconfig
 create mode 100644 drivers/net/mctp/Makefile

diff --git a/MAINTAINERS b/MAINTAINERS
index 770b986d10f0..e95eb3b00cd2 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11037,6 +11037,7 @@ M:	Jeremy Kerr <jk@...econstruct.com.au>
 M:	Matt Johnston <matt@...econstruct.com.au>
 L:	netdev@...r.kernel.org
 S:	Maintained
+F:	drivers/net/mctp/
 F:	include/net/mctp.h
 F:	net/mctp/
 
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 6977f8248df7..56213a8a1ec5 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -483,6 +483,8 @@ config NET_SB1000
 
 source "drivers/net/phy/Kconfig"
 
+source "drivers/net/mctp/Kconfig"
+
 source "drivers/net/mdio/Kconfig"
 
 source "drivers/net/pcs/Kconfig"
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index 7ffd2d03efaf..a48a664605a3 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -69,6 +69,7 @@ obj-$(CONFIG_WAN) += wan/
 obj-$(CONFIG_WLAN) += wireless/
 obj-$(CONFIG_IEEE802154) += ieee802154/
 obj-$(CONFIG_WWAN) += wwan/
+obj-$(CONFIG_MCTP) += mctp/
 
 obj-$(CONFIG_VMXNET3) += vmxnet3/
 obj-$(CONFIG_XEN_NETDEV_FRONTEND) += xen-netfront.o
diff --git a/drivers/net/mctp/Kconfig b/drivers/net/mctp/Kconfig
new file mode 100644
index 000000000000..d8f966cedc89
--- /dev/null
+++ b/drivers/net/mctp/Kconfig
@@ -0,0 +1,8 @@
+
+if MCTP
+
+menu "MCTP Device Drivers"
+
+endmenu
+
+endif
diff --git a/drivers/net/mctp/Makefile b/drivers/net/mctp/Makefile
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/include/uapi/linux/if_arp.h b/include/uapi/linux/if_arp.h
index c3cc5a9e5eaf..4783af9fe520 100644
--- a/include/uapi/linux/if_arp.h
+++ b/include/uapi/linux/if_arp.h
@@ -54,6 +54,7 @@
 #define ARPHRD_X25	271		/* CCITT X.25			*/
 #define ARPHRD_HWX25	272		/* Boards with X.25 in firmware	*/
 #define ARPHRD_CAN	280		/* Controller Area Network      */
+#define ARPHRD_MCTP	290
 #define ARPHRD_PPP	512
 #define ARPHRD_CISCO	513		/* Cisco HDLC	 		*/
 #define ARPHRD_HDLC	ARPHRD_CISCO
-- 
2.30.2