On Thu, Dec 10, 2015 at 02:55:41PM +0100, Daniel Vetter wrote:
> On Tue, Dec 08, 2015 at 07:59:49PM +0200, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> >
> > Program the 'iboost_bit' based on what the VBT says it should be for
> > the specific port type, rather than assume it's alwasy the same
> > for DP and HDMI.
> >
> > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> I guess we don't have any indication that vbt would set this differently
> depending upon port?
No idea. I guess it would be a bit weird to have a DP++ port and drive
it differently for DP and HDMI.
>
> Anyway makes sense, and if it breaks something we'll know.
>
> Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> > ---
> > drivers/gpu/drm/i915/intel_ddi.c | 6 ++----
> > 1 file changed, 2 insertions(+), 4 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> > index 8d8f346a9615..f4f5c52a116c 100644
> > --- a/drivers/gpu/drm/i915/intel_ddi.c
> > +++ b/drivers/gpu/drm/i915/intel_ddi.c
> > @@ -421,8 +421,7 @@ void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder)
> > ddi_translations_edp =
> > skl_get_buf_trans_edp(dev_priv, &n_edp_entries);
> > /* If we're boosting the current, set bit 31 of trans1 */
> > - if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level ||
> > - dev_priv->vbt.ddi_port_info[port].dp_boost_level)
> > + if (dev_priv->vbt.ddi_port_info[port].dp_boost_level)
> > iboost_bit = 1<<31;
> >
> > if (WARN_ON(port != PORT_A &&
> > @@ -508,8 +507,7 @@ static void intel_prepare_hdmi_ddi_buffers(struct intel_encoder *encoder)
> > ddi_translations_hdmi = skl_get_buf_trans_hdmi(dev_priv, &n_hdmi_entries);
> > hdmi_default_entry = 8;
> > /* If we're boosting the current, set bit 31 of trans1 */
> > - if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level ||
> > - dev_priv->vbt.ddi_port_info[port].dp_boost_level)
> > + if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level)
> > iboost_bit = 1<<31;
> > } else if (IS_BROADWELL(dev_priv)) {
> > ddi_translations_hdmi = bdw_ddi_translations_hdmi;
> > --
> > 2.4.10
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > http://lists.freedesktop.org/mailman/listinfo/intel-gfx
>
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch
--
Ville Syrjälä
Intel OTC
_______________________________________________
Intel-gfx mailing list
Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/intel-gfx
