On Tue, 02 Sep 2014, Jani Nikula <jani.nikula@xxxxxxxxx> wrote: > How about throwing this at any eDP link parameter bugs and regressions? > Does it feel too much like giving up the battle? Fixes at least one bug... https://bugs.freedesktop.org/show_bug.cgi?id=79386#c15 > Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx> > --- > drivers/gpu/drm/i915/intel_dp.c | 24 +++++++----------------- > 1 file changed, 7 insertions(+), 17 deletions(-) > > diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c > index d7fc2c0e9ba8..f4248d7f64f9 100644 > --- a/drivers/gpu/drm/i915/intel_dp.c > +++ b/drivers/gpu/drm/i915/intel_dp.c > @@ -889,23 +889,13 @@ intel_dp_compute_config(struct intel_encoder *encoder, > bpp = dev_priv->vbt.edp_bpp; > } > > - if (IS_BROADWELL(dev)) { > - /* Yes, it's an ugly hack. */ > - min_lane_count = max_lane_count; > - DRM_DEBUG_KMS("forcing lane count to max (%u) on BDW\n", > - min_lane_count); > - } else if (dev_priv->vbt.edp_lanes) { > - min_lane_count = min(dev_priv->vbt.edp_lanes, > - max_lane_count); > - DRM_DEBUG_KMS("using min %u lanes per VBT\n", > - min_lane_count); > - } > - > - if (dev_priv->vbt.edp_rate) { > - min_clock = min(dev_priv->vbt.edp_rate >> 3, max_clock); > - DRM_DEBUG_KMS("using min %02x link bw per VBT\n", > - bws[min_clock]); > - } > + /* > + * Use the maximum clock and number of lanes the eDP panel > + * advertizes being capable of. Typically these values > + * correspond to the native resolution of the panel. > + */ > + min_lane_count = max_lane_count; > + min_clock = max_clock; > } > > for (; bpp >= 6*3; bpp -= 2*3) { > -- > 1.9.1 > -- Jani Nikula, Intel Open Source Technology Center _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
