kernel/linux.git/Documentation/networking/device_drivers, branch v6.19.11

net: rnpgbe: Add build support for rnpgbe

2025-11-05T02:11:36+00:00

Add build options and doc for mucse. Initialize pci device access for MUCSE devices. Signed-off-by: Dong Yibo Reviewed-by: Andrew Lunn Reviewed-by: Vadim Fedorenko Reviewed-by: MD Danish Anwar Link: https://patch.msgid.link/20251101013849.120565-2-dong100@mucse.com Signed-off-by: Jakub Kicinski

net: rmnet: Use section heading markup for packet format subsections

2025-10-24T00:28:44+00:00

Format subsections of "Packet format" section as reST subsections. Link: https://lore.kernel.org/linux-doc/aO_MefPIlQQrCU3j@horms.kernel.org/ Suggested-by: Simon Horman Signed-off-by: Bagas Sanjaya Reviewed-by: Randy Dunlap Tested-by: Randy Dunlap Link: https://patch.msgid.link/20251022025456.19004-2-bagasdotme@gmail.com Signed-off-by: Jakub Kicinski

net: rmnet: Fix checksum offload header v5 and aggregation packet formatting

2025-10-16T22:50:52+00:00

Packet format for checksum offload header v5 and aggregation, and header type table for the former, are shown in normal paragraphs instead. Use appropriate markup. Signed-off-by: Bagas Sanjaya Reviewed-by: Simon Horman Link: https://patch.msgid.link/20251015092540.32282-2-bagasdotme@gmail.com Signed-off-by: Jakub Kicinski

Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

2025-10-04T01:35:22+00:00

Pull rdma updates from Jason Gunthorpe: "A new Pensando ionic driver, a new Gen 3 HW support for Intel irdma, and lots of small bnxt_re improvements. - Small bug fixes and improves to hfi1, efa, mlx5, erdma, rdmarvt, siw - Allow userspace access to IB service records through the rdmacm - Optimize dma mapping for erdma - Fix shutdown of the GSI QP in mana - Support relaxed ordering MR and fix a corruption bug with mlx5 DMA Data Direct - Many improvement to bnxt_re: - Debugging features and counters - Improve performance of some commands - Change flow_label reporting in completions - Mirror vnic - RDMA flow support - New RDMA driver for Pensando Ethernet devices: ionic - Gen 3 hardware support for the Intel irdma driver - Fix rdma routing resolution with VRFs" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (85 commits) RDMA/ionic: Fix memory leak of admin q_wr RDMA/siw: Always report immediate post SQ errors RDMA/bnxt_re: improve clarity in ALLOC_PAGE handler RDMA/irdma: Remove unused struct irdma_cq fields RDMA/irdma: Fix positive vs negative error codes in irdma_post_send() RDMA/bnxt_re: Remove non-statistics counters from hw_counters RDMA/bnxt_re: Add debugfs info entry for device and resource information RDMA/bnxt_re: Fix incorrect errno used in function comments RDMA: Use %pe format specifier for error pointers RDMA/ionic: Use ether_addr_copy instead of memcpy RDMA/ionic: Fix build failure on SPARC due to xchg() operand size RDMA/rxe: Fix race in do_task() when draining IB/sa: Fix sa_local_svc_timeout_ms read race IB/ipoib: Ignore L3 master device RDMA/core: Use route entry flag to decide on loopback traffic RDMA/core: Resolve MAC of next-hop device without ARP support RDMA/core: Squash a single user static function RDMA/irdma: Update Kconfig RDMA/irdma: Extend CQE Error and Flush Handling for GEN3 Devices RDMA/irdma: Add Atomic Operations support ...

Merge tag 'docs-6.18' of git://git.lwn.net/linux

2025-10-04T00:16:13+00:00

Pull documentation updates from Jonathan Corbet: "It has been a relatively busy cycle in docsland, with changes all over: - Bring the kernel memory-model docs into the Sphinx build in the "literal include" mode. - Lots of build-infrastructure work, further cleaning up long-term kernel-doc technical debt. The sphinx-pre-install tool has been converted to Python and updated for current systems. - A new tool to detect when documents have been moved and generate HTML redirects; this can be used on kernel.org (or any other site hosting the rendered docs) to avoid breaking links. - Automated processing of the YAML files describing the netlink protocol. - A significant update of the maintainer's PGP guide. ... and a seemingly endless series of typo fixes, build-problem fixes, etc" * tag 'docs-6.18' of git://git.lwn.net/linux: (193 commits) Documentation/features: Update feature lists for 6.17-rc7 docs: remove cdomain.py Documentation/process: submitting-patches: fix typo in "were do" docs: dev-tools/lkmm: Fix typo of missing file extension Documentation: trace: histogram: Convert ftrace docs cross-reference Documentation: trace: histogram-design: Wrap introductory note in note:: directive Documentation: trace: historgram-design: Separate sched_waking histogram section heading and the following diagram Documentation: trace: histogram-design: Trim trailing vertices in diagram explanation text Documentation: trace: histogram: Fix histogram trigger subsection number order docs: driver-api: fix spelling of "buses". Documentation: fbcon: Use admonition directives Documentation: fbcon: Reindent 8th step of attach/detach/unload Documentation: fbcon: Add boot options and attach/detach/unload section headings docs: filesystems: sysfs: add remaining top level sysfs directory descriptions docs: filesystems: sysfs: clarify symlink destinations in dev and bus/devices descriptions docs: filesystems: sysfs: remove top level sysfs net directory docs: maintainer: Fix ambiguous subheading formatting docs: kdoc: a few more dump_typedef() tweaks docs: kdoc: remove redundant comment stripping in dump_typedef() docs: kdoc: remove some dead code in dump_typedef() ...

eth: fbnic: add OTP health reporter

2025-09-18T09:37:23+00:00

OTP memory ("fuses") are used for secure boot and anti-rollback protection. The OTP memory is ECC protected. Check for its health periodically to notice when the chip is starting to go bad. Signed-off-by: Jakub Kicinski Reviewed-by: Simon Horman Link: https://patch.msgid.link/20250916231420.1693955-10-kuba@kernel.org Signed-off-by: Paolo Abeni

eth: fbnic: report FW uptime in health diagnose

2025-09-18T09:37:23+00:00

FW crashes are detected based on uptime going back, expose the uptime via devlink health diagnose. $ devlink -j health diagnose pci/0000:01:00.0 reporter fw {"last_heartbeat":{"fw_uptime":{"sec":201,"msec":76}}} $ devlink -j health diagnose pci/0000:01:00.0 reporter fw last_heartbeat: fw_uptime: sec: 201 msec: 76 Reviewed-by: Lee Trager Signed-off-by: Jakub Kicinski Reviewed-by: Simon Horman Link: https://patch.msgid.link/20250916231420.1693955-9-kuba@kernel.org Signed-off-by: Paolo Abeni

eth: fbnic: add FW health reporter

2025-09-18T09:37:23+00:00

Add a health reporter to catch FW crashes. Dumping the reporter if FW has not crashed will create a snapshot of FW memory. Reviewed-by: Lee Trager Reviewed-by: Simon Horman Signed-off-by: Jakub Kicinski Link: https://patch.msgid.link/20250916231420.1693955-8-kuba@kernel.org Signed-off-by: Paolo Abeni

RDMA/ionic: Add Makefile/Kconfig to kernel build environment

2025-09-11T06:18:36+00:00

Add ionic to the kernel build environment. Co-developed-by: Allen Hubbe Signed-off-by: Allen Hubbe Signed-off-by: Abhijit Gangurde Link: https://patch.msgid.link/20250903061606.4139957-15-abhijit.gangurde@amd.com Signed-off-by: Leon Romanovsky

net: ionic: Create an auxiliary device for rdma driver

2025-09-11T06:18:35+00:00

To support RDMA capable ethernet device, create an auxiliary device in the ionic Ethernet driver. The RDMA device is modeled as an auxiliary device to the Ethernet device. Reviewed-by: Shannon Nelson Signed-off-by: Abhijit Gangurde Link: https://patch.msgid.link/20250903061606.4139957-2-abhijit.gangurde@amd.com Signed-off-by: Leon Romanovsky