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MFC r299904
authorarybchik <arybchik@FreeBSD.org>
Sat, 4 Jun 2016 16:28:52 +0000 (16:28 +0000)
committerarybchik <arybchik@FreeBSD.org>
Sat, 4 Jun 2016 16:28:52 +0000 (16:28 +0000)
commitea37dd95380bc17a122e7dda882c90bf59c3095f
tree996f95f866b54495909049169ee93ecaaccc11f2tree | snapshot
parent242bfdd6d5f1497dac177e6b06703706b162e4e2commit | diff
MFC r299904

sfxge(4): improve PCIe link speed and width check

Perform a more accurate check of whether the PCIe bandwidth is
sufficient for the current/supported port modes.

Give a different warning if there is sufficient bandwidth to achieve
line rate, but the link is not fast enough for optimal latency.

Submitted by:   Mark Spender <mspender at solarflare.com>
Sponsored by:   Solarflare Communications, Inc.
sys/dev/sfxge/common/ef10_impl.h diff | blob | history
sys/dev/sfxge/common/ef10_nic.c diff | blob | history
sys/dev/sfxge/common/efx.h diff | blob | history
sys/dev/sfxge/common/efx_nic.c diff | blob | history
sys/dev/sfxge/common/hunt_nic.c diff | blob | history
sys/dev/sfxge/common/medford_nic.c diff | blob | history
sys/dev/sfxge/common/siena_nic.c diff | blob | history
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