From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: linux-usb@vger.kernel.org
Cc: Yehezkel Bernat <YehezkelShB@gmail.com>,
Michael Jamet <michael.jamet@intel.com>,
Lukas Wunner <lukas@wunner.de>,
Andreas Noever <andreas.noever@gmail.com>,
Alan Borzeszkowski <alan.borzeszkowski@linux.intel.com>,
Saranya Gopal <saranya.gopal@intel.com>,
Mika Westerberg <mika.westerberg@linux.intel.com>
Subject: [PATCH 0/3] thunderbolt: Notify userspace about tunneling events in the domain
Date: Thu, 10 Apr 2025 15:55:57 +0300 [thread overview]
Message-ID: <20250410125600.3074417-1-mika.westerberg@linux.intel.com> (raw)
Hi all,
This series adds support to sending uevents to userspace about changes in
tunneling such as creation, removal and bandwidth related. One intented
use-case for this is an upcoming USB-C daemon developed by Saranya that
then notifies user for example if there is not enough bandwidth for
DisplayPort requirements. We also added debug tools [1] support for these
(currently it just updates various screens on event but we are working on
add event log there too).
The Firmware Connection manager side is kind of limited though since there
are not that many notifications we get.
[1] https://github.com/intel/tbtools
Alan Borzeszkowski (3):
thunderbolt: Introduce domain event message handler
thunderbolt: Notify userspace about software CM tunneling events
thunderbolt: Notify userspace about firmware CM tunneling events
drivers/thunderbolt/domain.c | 2 +-
drivers/thunderbolt/icm.c | 36 +++++++++++++-
drivers/thunderbolt/tb.c | 22 +++++++--
drivers/thunderbolt/tb.h | 13 +++++
drivers/thunderbolt/tb_msgs.h | 1 +
drivers/thunderbolt/tunnel.c | 92 +++++++++++++++++++++++++++++++++--
drivers/thunderbolt/tunnel.h | 23 +++++++++
7 files changed, 179 insertions(+), 10 deletions(-)
--
2.47.2
next reply other threads:[~2025-04-10 12:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-10 12:55 Mika Westerberg [this message]
2025-04-10 12:55 ` [PATCH 1/3] thunderbolt: Introduce domain event message handler Mika Westerberg
2025-04-10 12:55 ` [PATCH 2/3] thunderbolt: Notify userspace about software CM tunneling events Mika Westerberg
2025-04-10 13:01 ` Greg KH
2025-04-10 13:13 ` Mika Westerberg
2025-04-10 13:18 ` Greg KH
2025-04-10 13:26 ` Mika Westerberg
2025-04-10 12:56 ` [PATCH 3/3] thunderbolt: Notify userspace about firmware " Mika Westerberg
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