if_bnxt: Support backing store v2 for Thor if FW supports it
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Authored by sumit.saxena_broadcom.com on Aug 3 2026, 12:10 PM.

Details

Reviewers

chandrakanth.patil_broadcom.com
sreekanth.reddy_broadcom.com
gallatin
shurd

Commits

rG4c293e01fd2a: if_bnxt: Support backing store v2 for Thor if FW supports it

Summary

The driver currently only supports BS v1 for Thor even though the
firmware supports v2, capping max_mr at ~192K when firmware can
support up to ~256K. Enable Backing Store v2 support for the Thor controller.

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Repository

rG FreeBSD src repository

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Unit

Tests Not Applicable

Event Timeline

sumit.saxena_broadcom.com created this revision.Aug 3 2026, 12:10 PM

Herald added a reviewer: shurd. · View Herald TranscriptAug 3 2026, 12:10 PM

sumit.saxena_broadcom.com requested review of this revision.Aug 3 2026, 12:10 PM

gallatin accepted this revision.Aug 3 2026, 9:01 PM

This revision is now accepted and ready to land.Aug 3 2026, 9:01 PM

Closed by commit rG4c293e01fd2a: if_bnxt: Support backing store v2 for Thor if FW supports it (authored by sreekanth.reddy_broadcom.com, committed by sumit.saxena_broadcom.com). · Explain WhyFri, Oct 9, 10:13 AM

This revision was automatically updated to reflect the committed changes.

sumit.saxena_broadcom.com added a commit: rG4c293e01fd2a: if_bnxt: Support backing store v2 for Thor if FW supports it.

Herald added a subscriber: imp. · View Herald TranscriptFri, Oct 9, 10:13 AM

Revision Contents
Changeset List

Path

Size

sys/

dev/

bnxt/

bnxt_en/

bnxt_hwrm.c

9 lines

if_bnxt.c

8 lines

Diff 189188

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sys/dev/bnxt/bnxt_en/bnxt_hwrm.c