On Tue, Apr 21, 2026 at 09:18:44PM -0700, Jakub Kicinski wrote: > Remove the ATM protocol modules and PCI/SBUS ATM device drivers > that are no longer in active use. > > The ATM core protocol stack, PPPoATM, BR2684, and USB DSL modem > drivers (drivers/usb/atm/) are retained in-tree to maintain PPP > over ATM (PPPoA) and PPPoE-over-BR2684 support for DSL connections. > > Removed ATM protocol modules: > - net/atm/clip.c - Classical IP over ATM (RFC 2225) > - net/atm/lec.c - LAN Emulation Client (LANE) > - net/atm/mpc.c, mpoa_caches.c, mpoa_proc.c - Multi-Protocol Over ATM > > Removed PCI/SBUS ATM device drivers (drivers/atm/): > - adummy, atmtcp - software/testing ATM devices > - eni - Efficient Networks ENI155P (OC-3, ~1995) > - fore200e - FORE Systems 200E PCI/SBUS (OC-3, ~1999) > - he - ForeRunner HE (OC-3/OC-12, ~2000) > - idt77105 - IDT 77105 25 Mbps ATM PHY > - idt77252 - IDT 77252 NICStAR II (OC-3, ~2000) > - iphase - Interphase ATM PCI (OC-3/DS3/E3) > - lanai - Efficient Networks Speedstream 3010 > - nicstar - IDT 77201 NICStAR (155/25 Mbps, ~1999) > - solos-pci - Traverse Technologies ADSL2+ PCI > - suni - PMC S/UNI SONET PHY library > > Also clean up references in: > - net/bridge/ - remove ATM LANE hook (br_fdb_test_addr_hook, > br_fdb_test_addr) > - net/core/dev.c - remove br_fdb_test_addr_hook export > - defconfig files - remove ATM driver config options > > The removed code is moved to an out-of-tree module package (mod-orphan). > > Signed-off-by: Jakub Kicinski <[email protected]> > --- > v2: > - keep BR2684 > - correct the claim that Traverse Technologies is defunct, > I'm still deleting the solos driver, chances are nobody uses it. > Easy enough to revert back in since core is still around. > The guiding principle is to keep USB modems and delete > the rest as USB ADSL2+ CPEs were most popular historically. > v1: https://lore.kernel.org/[email protected]
Reviewed-by: Simon Horman <[email protected]>
