On Wed, 08 Mar 2017, ville.syrj...@linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
> This reverts commit bb10d4ec3be4b069bfb61c60ca4f708f58f440f1.
>
> Since commit c8ebfad7a063 ("drm/i915: Ignore OpRegion panel type except
> on select machines") we ignore the OpRegion panel type except for
> specific machines (handled via a DMI match), so having SKL explicitly
> excluded from using the OpRegion panel type is redundant. So let's
> remove the SKL check.
>
> Cc: Jani Nikula <jani.nik...@intel.com>
> Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
> Cc: James Bottomley <james.bottom...@hansenpartnership.com>
> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Reviewed-by: Jani Nikula <jani.nik...@intel.com>
> ---
> drivers/gpu/drm/i915/intel_opregion.c | 11 -----------
> 1 file changed, 11 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_opregion.c
> b/drivers/gpu/drm/i915/intel_opregion.c
> index 4a862a358c70..2e870da8927a 100644
> --- a/drivers/gpu/drm/i915/intel_opregion.c
> +++ b/drivers/gpu/drm/i915/intel_opregion.c
> @@ -1061,16 +1061,5 @@ intel_opregion_get_panel_type(struct drm_i915_private
> *dev_priv)
> return -ENODEV;
> }
>
> - /*
> - * FIXME On Dell XPS 13 9350 the OpRegion panel type (0) gives us
> - * low vswing for eDP, whereas the VBT panel type (2) gives us normal
> - * vswing instead. Low vswing results in some display flickers, so
> - * let's simply ignore the OpRegion panel type on SKL for now.
> - */
> - if (IS_SKYLAKE(dev_priv)) {
> - DRM_DEBUG_KMS("Ignoring OpRegion panel type (%d)\n", ret - 1);
> - return -ENODEV;
> - }
> -
> return ret - 1;
> }
--
Jani Nikula, Intel Open Source Technology Center
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