drm/i915: Spam less on dp aux send/receive problems

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If we encounter frequent problems with dp aux channel
communications, we end up spamming the dmesg with the
exact similar trace and status.

Inject a new backtrace only if we have new information
to share as otherwise we flush out all other important
stuff.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Mika Kuoppala 2015-08-06 16:48:58 +03:00 • committed by Daniel Vetter

parent 842315ee7e

commit 02196c776e

1 changed files with 9 additions and 2 deletions

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drivers/gpu/drm/i915/intel_dp.c

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