USB4/Thunderbolt changes for v6.9 merge window

Hi Greg,

[Sending this one early as I will be out-of-office next week.]

The following changes since commit 6613476e225e090cc9aad49be7fa504e290dd33d:

Linux 6.8-rc1 (2024-01-21 14:11:32 -0800)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt.git tags/thunderbolt-for-v6.9-rc1

for you to fetch changes up to b8a730836c6b1788ca2fbd6bcc2ac99e97ef7de9:

thunderbolt: Constify the struct device_type usage (2024-02-26 09:15:49 +0200)

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thunderbolt: Changes for v6.9 merge window

This includes following USB4/Thunderbolt changes for the v6.9 merge window:

- Reset the topology also for USB4 v1 routers on driver load
- DisplayPort tunneling and bandwidth allocation mode improvements
- Tracepoint support for the control channel
- Couple of minor fixes and cleanups.

All these have been in linux-next with no reported issues.

----------------------------------------------------------------
Christophe JAILLET (1):
thunderbolt: Remove usage of the deprecated ida_simple_xx() API

Gil Fine (3):
thunderbolt: Calculate DisplayPort tunnel bandwidth after DPRX capabilities read
thunderbolt: Improve DisplayPort tunnel setup process to be more robust
thunderbolt: Add trace events support for the control channel

Mika Westerberg (12):
thunderbolt: Reset only non-USB4 host routers in resume
thunderbolt: Skip discovery also in USB4 v2 host
thunderbolt: Correct typo in host_reset parameter
thunderbolt: Use DP_LOCAL_CAP for maximum bandwidth calculation
thunderbolt: Re-calculate estimated bandwidth when allocation mode is enabled
thunderbolt: Handle bandwidth allocation mode disable request
thunderbolt: Log an error if DPTX request is not cleared
thunderbolt: Fail the failed bandwidth request properly
thunderbolt: Re-order bandwidth group functions
thunderbolt: Introduce tb_tunnel_direction_downstream()
thunderbolt: Reserve released DisplayPort bandwidth for a group for 10 seconds
thunderbolt: Keep the domain powered when USB4 port is in redrive mode

Mohammad Rahimi (2):
thunderbolt: Fix XDomain rx_lanes_show and tx_lanes_show
thunderbolt: Fix rollback in tb_port_lane_bonding_enable() for lane 1

Ricardo B. Marliere (1):
thunderbolt: Constify the struct device_type usage

Sanath S (4):
thunderbolt: Introduce tb_port_reset()
thunderbolt: Introduce tb_path_deactivate_hop()
thunderbolt: Make tb_switch_reset() support Thunderbolt 2, 3 and USB4 routers
thunderbolt: Reset topology created by the boot firmware

 drivers/thunderbolt/Makefile    |   1 +
 drivers/thunderbolt/ctl.c       |  19 +-
 drivers/thunderbolt/ctl.h       |   4 +-
 drivers/thunderbolt/domain.c    |  19 +-
 drivers/thunderbolt/icm.c       |   2 +-
 drivers/thunderbolt/lc.c        |  45 ++
 drivers/thunderbolt/nhi.c       |  11 +-
 drivers/thunderbolt/nvm.c       |   4 +-
 drivers/thunderbolt/path.c      |  13 +
 drivers/thunderbolt/quirks.c    |  14 +
 drivers/thunderbolt/retimer.c   |   2 +-
 drivers/thunderbolt/switch.c    | 140 +++++-
 drivers/thunderbolt/tb.c        | 986 +++++++++++++++++++++++++---------------
 drivers/thunderbolt/tb.h        |  29 +-
 drivers/thunderbolt/tb_regs.h   |   6 +
 drivers/thunderbolt/trace.h     | 188 ++++++++
 drivers/thunderbolt/tunnel.c    |  96 ++--
 drivers/thunderbolt/tunnel.h    |   6 +
 drivers/thunderbolt/usb4.c      |  43 +-
 drivers/thunderbolt/usb4_port.c |   2 +-
 drivers/thunderbolt/xdomain.c   |  16 +-
 include/linux/thunderbolt.h     |   4 +-
 22 files changed, 1161 insertions(+), 489 deletions(-)
 create mode 100644 drivers/thunderbolt/trace.h

Pulled and pushed out, thanks.

greg k-h