Differential D38222

LinuxKPI: PCI: implement support for more than 1 MSI vector
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Authored by bz on Jan 27 2023, 3:42 PM.

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Reviewers

grehan
jhb

Group Reviewers

Commits

rG0de7dba20435: LinuxKPI: PCI: implement support for more than 1 MSI vector
rG03a85378b81f: LinuxKPI: PCI: implement support for more than 1 MSI vector
rGb15491b4773a: LinuxKPI: PCI: implement support for more than 1 MSI vector

Summary

Following e9715b1c4474333ff119aba3a9a74bff91f72372 and
4b56afaf7bf4fa37bae5b26fd93ee1ff5969c1bb, implement support
for up-to 32 MSI vectors. This is used by wireless drivers.
This also switches msi_desc to an array in order to store per-vector
information.

Sponsored by: The FreeBSD Foundation
Discussed with: grehan (in Dec)
MFC after: 3 days

Diff Detail

Repository

rG FreeBSD src repository

Lint

Lint Passed

Unit

No Test Coverage

Build Status

Buildable 49435
Build 46325: arc lint + arc unit

Event Timeline

bz created this revision.Jan 27 2023, 3:42 PM

Herald added subscribers: emaste, imp. · View Herald TranscriptJan 27 2023, 3:42 PM

bz requested review of this revision.Jan 27 2023, 3:42 PM

Harbormaster completed remote builds in B49261: Diff 115927.Jan 27 2023, 3:42 PM

jhb added inline comments.Feb 1 2023, 9:49 PM

sys/compat/linuxkpi/common/include/linux/pci.h
335–336	Seems like this comment is now stale?

Remove stale comment as pointed out by @jhb.

Harbormaster completed remote builds in B49435: Diff 116236.Feb 1 2023, 10:06 PM

bz marked an inline comment as done.Feb 1 2023, 10:06 PM

jhb accepted this revision.Feb 3 2023, 5:10 PM

This revision is now accepted and ready to land.Feb 3 2023, 5:10 PM

Closed by commit rGb15491b4773a: LinuxKPI: PCI: implement support for more than 1 MSI vector (authored by bz). · Explain WhyFeb 5 2023, 8:50 PM

This revision was automatically updated to reflect the committed changes.

bz added a commit: rGb15491b4773a: LinuxKPI: PCI: implement support for more than 1 MSI vector.

val_packett.cool mentioned this in D34248: LinuxKPI: return an address string in pci_name.Feb 6 2023, 3:19 AM

bz added a commit: rG03a85378b81f: LinuxKPI: PCI: implement support for more than 1 MSI vector.Feb 17 2023, 11:45 PM

bz added a commit: rG0de7dba20435: LinuxKPI: PCI: implement support for more than 1 MSI vector.Feb 23 2023, 7:36 PM

Revision Contents
Changeset List

Path

Size

sys/

compat/

linuxkpi/

common/

include/

linux/

40 lines

src/

32 lines

Diff 116236

sys/compat/linuxkpi/common/include/linux/pci.h

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sys/compat/linuxkpi/common/src/linux_pci.c

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