[PATCH v8 0/3] Add Apple T2 NHI Device links

[Atharva Tiwari <atharvatiwarilinuxdev@gmail.com>]

This series adds support for Device linking on Titan ridge, and
Icelake, which are used exclusively on Apple T2 machines.

Changes in v8:
- Shifted tb_apple_add_links to pci.c

Changes in v7:
- Used pci_lock_rescan_remove to prevent race conditons.
- Fixed patch format.

Changes in v6:
- Used for_each_pci_bridge in Icelake section
- Removed has_apple_t2_chip as its not required now

Changes in v5:
- Used Icelake root PCI IDs for detection of root ports instead of TRP

Changes in v4:
- Limited TRP check to T2 Icelake systems only
- Optimized has_apple_t2_chip check
- Included pci.h to drivers/thunderbolt/tb.c
- Used __free(pci_dev_put) to avoid label

Changes in v3:
- Fix build errors with non-x86 machines
- Used __initconst for apple_t2_devices
- Removed UEFI_QUIRK_SKIP_CERT as its unused now
- Used IS_ENABLED(CONFIG_ACPI) in tb_apple_add_links for the T2 part
- Removed !bid check to remove warning with -Waddress

Changes in v2:
- Used a less generic name for has_t2_chip
- Used DMI instead of PCI for has_apple_t2_chip to avoid PCI problems
- Initialized ret in tb_apple_add_links

Link to v7:
https://lore.kernel.org/all/20260812153717.1345-1-atharvatiwarilinuxdev@gmail.com/

Link to v6:
https://lore.kernel.org/all/20260730223435.2874-1-atharvatiwarilinuxdev@gmail.com/

Link to v5:
https://lore.kernel.org/all/20260727211807.1223-1-atharvatiwarilinuxdev@gmail.com/

Link to v4:
https://lore.kernel.org/all/20260724164641.2239-1-atharvatiwarilinuxdev@gmail.com/

Link to v3:
https://lore.kernel.org/all/20260721063412.11588-1-atharvatiwarilinuxdev@gmail.com/

Link to v2:
https://lore.kernel.org/all/20260721054506.11871-1-atharvatiwarilinuxdev@gmail.com/

Link to v1:
https://lore.kernel.org/all/20260719180308.1398-1-atharvatiwarilinuxdev@gmail.com/


Atharva Tiwari (3):
  thunderbolt: Shift tb_apple_add_links to pci.c
  thunderbolt: Add device links for Apple machines with Titan Ridge
  thunderbolt: Add device links for Apple systems with Icelake
    thunderbolt

 drivers/thunderbolt/pci.c | 119 ++++++++++++++++++++++++++++++++++++++
 drivers/thunderbolt/tb.c  |  72 +----------------------
 drivers/thunderbolt/tb.h  |   1 +
 3 files changed, 121 insertions(+), 71 deletions(-)

-- 
2.43.0