On Thu, Jun 19, 2014 at 11:00:20AM -0700, Jesse Barnes wrote:
> Jani, can you review this one? It's still needed for us to conform to
> the eDP timing spec.
Jani's already goofing off on vacation and I couldn't spot his r-b. Merged
anyway, I guess people will scream fast enough if this breaks stuff ;-)
-Daniel
>
> Thanks,
> Jesse
>
> On Mon, 31 Mar 2014 11:13:56 -0700
> Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx> wrote:
>
> > With the new checks in place, we can see we're doing things backwards,
> > so fix them up per the spec.
> >
> > Signed-off-by: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
> > ---
> > drivers/gpu/drm/i915/intel_dp.c | 13 +++++++------
> > 1 file changed, 7 insertions(+), 6 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> > index b6f7087..d540fbe 100644
> > --- a/drivers/gpu/drm/i915/intel_dp.c
> > +++ b/drivers/gpu/drm/i915/intel_dp.c
> > @@ -1273,8 +1273,6 @@ void intel_edp_panel_off(struct intel_dp *intel_dp)
> >
> > DRM_DEBUG_KMS("Turn eDP power off\n");
> >
> > - edp_wait_backlight_off(intel_dp);
> > -
> > WARN(!intel_dp->want_panel_vdd, "Need VDD to turn off panel\n");
> >
> > /* By this time the PWM and BLC bits should be off already */
> > @@ -1316,6 +1314,9 @@ void intel_edp_backlight_on(struct intel_dp *intel_dp)
> > return;
> >
> > DRM_DEBUG_KMS("\n");
> > +
> > + intel_panel_enable_backlight(intel_dp->attached_connector);
> > +
> > /*
> > * If we enable the backlight right away following a panel power
> > * on, we may see slight flicker as the panel syncs with the eDP
> > @@ -1333,8 +1334,6 @@ void intel_edp_backlight_on(struct intel_dp *intel_dp)
> >
> > I915_WRITE(pp_ctrl_reg, pp);
> > POSTING_READ(pp_ctrl_reg);
> > -
> > - intel_panel_enable_backlight(intel_dp->attached_connector);
> > }
> >
> > void intel_edp_backlight_off(struct intel_dp *intel_dp)
> > @@ -1350,8 +1349,6 @@ void intel_edp_backlight_off(struct intel_dp *intel_dp)
> > /* PWM must still be enabled here */
> > assert_pwm_enabled(intel_dp->attached_connector);
> >
> > - intel_panel_disable_backlight(intel_dp->attached_connector);
> > -
> > DRM_DEBUG_KMS("\n");
> > pp = ironlake_get_pp_control(intel_dp);
> > pp &= ~EDP_BLC_ENABLE;
> > @@ -1361,6 +1358,10 @@ void intel_edp_backlight_off(struct intel_dp *intel_dp)
> > I915_WRITE(pp_ctrl_reg, pp);
> > POSTING_READ(pp_ctrl_reg);
> > intel_dp->last_backlight_off = jiffies;
> > +
> > + edp_wait_backlight_off(intel_dp);
> > +
> > + intel_panel_disable_backlight(intel_dp->attached_connector);
> > }
> >
> > static void ironlake_edp_pll_on(struct intel_dp *intel_dp)
>
>
> --
> Jesse Barnes, Intel Open Source Technology Center
> _______________________________________________
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> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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