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thunderbolt: Changes for v7.3 merge window

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This includes following USB4/Thunderbolt changes for the v7.3 merge
 window:
 
   - Assert Downstream Port Reset for Thunderbolt 3 devices during
     shutdown to avoid unnecessary delays over warm reset.
   - Tidy up Thunderbolt service ->probe callbacks.
   - USB4STREAM improvements.
   - AMD host interface quirk to fix Tx ring hang on teardown of a DMA tunnel.
   - Minor fixes and cleanups.
 
 All these have been in linux-next with no reported issues.
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Merge tag 'thunderbolt-for-v7.3-rc1' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt into usb-next

Mika writes:

thunderbolt: Changes for v7.3 merge window

This includes following USB4/Thunderbolt changes for the v7.3 merge
window:

  - Assert Downstream Port Reset for Thunderbolt 3 devices during
    shutdown to avoid unnecessary delays over warm reset.
  - Tidy up Thunderbolt service ->probe callbacks.
  - USB4STREAM improvements.
  - AMD host interface quirk to fix Tx ring hang on teardown of a DMA tunnel.
  - Minor fixes and cleanups.

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

* tag 'thunderbolt-for-v7.3-rc1' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt:
  thunderbolt: Clamp DMA tunnel credits to what a hop register can hold
  thunderbolt: Use min() for the DMA path credit cap
  thunderbolt: debugfs: Replace get_zeroed_page() with kzalloc()
  thunderbolt: Add quirk to reset host interface on DMA path teardown for AMD USB4 routers
  thunderbolt: stream: Add support for busy polling
  thunderbolt: Make interrupt optional for rings
  thunderbolt: stream: Support IOCB_NOWAIT in non-blocking I/O as well
  thunderbolt: stream: Fix possible short reads/writes
  thunderbolt: stream: Restore consumer if copying from iter fails
  thunderbolt: Remove redundant dev_err_probe()
  docs: admin-guide: thunderbolt: Fix sentence structure
  thunderbolt: xdomain: Notify peers after enumeration
  thunderbolt: Drop comma after device id array terminator
  thunderbolt: Assert that a service driver has a probe callback
  thunderbolt: Stop passing matched device ID to .probe()
  thunderbolt: Assert downstream port reset on shutdown
This commit is contained in:
Greg Kroah-Hartman 2026-08-19 10:01:59 +02:00
commit e1e6e541c5
16 changed files with 440 additions and 95 deletions
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