On Sat, 20 Oct 2012 20:57:42 +0200 Daniel Vetter <[email protected]> wrote:
> Like we already do for the LVDS panels. This seems to help greatly > in setting up the backlight, since the BIOS might refuse to cooperate. > > Signed-off-by: Daniel Vetter <[email protected]> > --- > drivers/gpu/drm/i915/intel_dp.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c > index 265cec1..49846c0 100644 > --- a/drivers/gpu/drm/i915/intel_dp.c > +++ b/drivers/gpu/drm/i915/intel_dp.c > @@ -1128,6 +1128,8 @@ static void ironlake_edp_panel_off(struct intel_dp > *intel_dp) > > DRM_DEBUG_KMS("Turn eDP power off\n"); > > + intel_panel_disable_backlight(dev); > + > WARN(!intel_dp->want_panel_vdd, "Need VDD to turn off panel\n"); > > pp = ironlake_get_pp_control(dev_priv); > @@ -1146,6 +1148,7 @@ static void ironlake_edp_backlight_on(struct intel_dp > *intel_dp) > { > struct drm_device *dev = intel_dp->base.base.dev; > struct drm_i915_private *dev_priv = dev->dev_private; > + int pipe = to_intel_crtc(intel_dp->base.base.crtc)->pipe; > u32 pp; > > if (!is_edp(intel_dp)) > @@ -1163,6 +1166,8 @@ static void ironlake_edp_backlight_on(struct intel_dp > *intel_dp) > pp |= EDP_BLC_ENABLE; > I915_WRITE(PCH_PP_CONTROL, pp); > POSTING_READ(PCH_PP_CONTROL); > + > + intel_panel_enable_backlight(dev, pipe); > } > > static void ironlake_edp_backlight_off(struct intel_dp *intel_dp) Probably wise. Reviewed-by: Jesse Barnes <[email protected]> -- Jesse Barnes, Intel Open Source Technology Center _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
