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mctp: Add MCTP-over-USB hardware transport binding

From:  Jeremy Kerr <jk-AT-codeconstruct.com.au>
To:  Matt Johnston <matt-AT-codeconstruct.com.au>, Greg Kroah-Hartman <gregkh-AT-linuxfoundation.org>, Andrew Lunn <andrew+netdev-AT-lunn.ch>, "David S. Miller" <davem-AT-davemloft.net>, Eric Dumazet <edumazet-AT-google.com>, Jakub Kicinski <kuba-AT-kernel.org>, Paolo Abeni <pabeni-AT-redhat.com>
Subject:  [PATCH net-next 0/2] mctp: Add MCTP-over-USB hardware transport binding
Date:  Thu, 06 Feb 2025 14:48:22 +0800
Message-ID:  <20250206-dev-mctp-usb-v1-0-81453fe26a61@codeconstruct.com.au>
Cc:  netdev-AT-vger.kernel.org, linux-usb-AT-vger.kernel.org, Santosh Puranik <spuranik-AT-nvidia.com>
Archive-link:  Article

Add an implementation of the DMTF standard DSP0283, providing an MCTP
channel over high-speed USB.

This is a fairly trivial first implementation, in that we only submit
one tx and one rx URB at a time. We do accept multi-packet transfers,
but do not yet generate them on transmit.

Of course, questions and comments are most welcome, particularly on the
USB interfaces.

Signed-off-by: Jeremy Kerr <jk@codeconstruct.com.au>
---
Jeremy Kerr (2):
      usb: Add base USB MCTP definitions
      net: mctp: Add MCTP USB transport driver

 MAINTAINERS                  |   1 +
 drivers/net/mctp/Kconfig     |  10 ++
 drivers/net/mctp/Makefile    |   1 +
 drivers/net/mctp/mctp-usb.c  | 367 +++++++++++++++++++++++++++++++++++++++++++
 include/linux/usb/mctp-usb.h |  28 ++++
 include/uapi/linux/usb/ch9.h |   1 +
 6 files changed, 408 insertions(+)
---
base-commit: 7ea2745766d776866cfbc981b21ed3cfdf50124e
change-id: 20250206-dev-mctp-usb-c59dea025395

Best regards,
-- 
Jeremy Kerr <jk@codeconstruct.com.au>




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