drm/i915: try another possible DDC bus for the SDVO device with multiple outputs

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There exist multiple DDC buses for the SDVO cards with multiple outputs.
When we can't get the EDID by using the select DDC bus, we can try the other
possible DDC bus to see whether the EDID can be obtained.

https://bugs.freedesktop.org/show_bug.cgi?id=23842

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Tested-by: Sebastien Caty <sebastien.caty@mrnf.gouv.qc.ca>
Signed-off-by: Eric Anholt <eric@anholt.net>

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Zhao Yakui 2010-01-08 10:58:20 +08:00 • committed by Eric Anholt

parent 6a304caf0b

commit 7c3f0a2726

1 changed files with 26 additions and 0 deletions

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drivers/gpu/drm/i915/intel_sdvo.c

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