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drm/i915/dp: Zero the DPCD data before connection probe

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Signed-off-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Adam Jackson 2011-07-12 17:38:00 -04:00 committed by Keith Packard
parent 9c54c0dd94
commit 97cdd71010
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/i915/intel_dp.c
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@ -1673,6 +1673,7 @@ intel_dp_detect(struct drm_connector *connector, bool force)
struct edid *edid = NULL;
intel_dp->has_audio = false;
memset(intel_dp->dpcd, 0, sizeof(intel_dp->dpcd));
if (HAS_PCH_SPLIT(dev))
status = ironlake_dp_detect(intel_dp);