On Thu, 16 Jan 2025, Ville Syrjala <[email protected]> wrote: > From: Ville Syrjälä <[email protected]> > > Update TRANS_SET_CONTEXT_LATENCY in intel_set_transcoder_timings_lrr() > as well. While for actual LRR updates this should not change, I want > to reuse this code to also sanitize the vblank delay during boot, > and in that case we do need to update this. > > Cc: Paz Zcharya <[email protected]> > Signed-off-by: Ville Syrjälä <[email protected]>
Reviewed-by: Jani Nikula <[email protected]> > --- > drivers/gpu/drm/i915/display/intel_display.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c > b/drivers/gpu/drm/i915/display/intel_display.c > index 1260e394afc7..ac6fc177099f 100644 > --- a/drivers/gpu/drm/i915/display/intel_display.c > +++ b/drivers/gpu/drm/i915/display/intel_display.c > @@ -2930,6 +2930,10 @@ static void intel_set_transcoder_timings_lrr(const > struct intel_crtc_state *crtc > } > > if (DISPLAY_VER(dev_priv) >= 13) { > + intel_de_write(dev_priv, > + TRANS_SET_CONTEXT_LATENCY(dev_priv, > cpu_transcoder), > + crtc_vblank_start - crtc_vdisplay); > + > /* > * VBLANK_START not used by hw, just clear it > * to make it stand out in register dumps. -- Jani Nikula, Intel
