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Differential D6704

sfxge(4): add helper to compute timer quantum
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Authored by arybchik on Jun 3 2016, 5:31 AM.
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Reviewers
philip
np
gnn
bz
Commits
rS301984: MFC r301308
rS301308: sfxge(4): add helper to compute timer quantum
Summary

This also adjusts the timer values used to match the Linux net
driver implementation:
a) non-zero time intervals should result in at least one quantum
b) timer load/reload values are only zero biased for Falcon/Siena

Submitted by: Andy Moreton <amoreton at solarflare.com>
Sponsored by: Solarflare Communications, Inc.
MFC after: 1 week

Test Plan

Module built, loaded, interface up, IPv4 traffic work.
amd64 tinderbox kernels is in progress

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rS FreeBSD src repository - subversion
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Buildable 4091
Build 4134: arc lint + arc unit

Event Timeline

arybchik updated this revision to Diff 17256.Jun 3 2016, 5:31 AM
arybchik retitled this revision from to sfxge(4): add helper to compute timer quantum.
arybchik updated this object.
arybchik edited the test plan for this revision. (Show Details)
arybchik added reviewers: gnn, philip, bz, np.
Herald added a subscriber: imp. · View Herald TranscriptJun 3 2016, 5:31 AM
Closed by commit rS301308: sfxge(4): add helper to compute timer quantum (authored by arybchik). · Explain WhyJun 4 2016, 9:17 AM
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

PathSize
head/
sys/
dev/
sfxge/
common/
44 lines
6 lines
36 lines

Diff 17256

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head/sys/dev/sfxge/common/ef10_ev.c

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head/sys/dev/sfxge/common/efx.h

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head/sys/dev/sfxge/common/efx_ev.c

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