On Tue, 2021-10-26 at 15:33 -0700, José Roberto de Souza wrote: > PSR2 is supported in transcoder A and B on Alderlake-P. > > BSpec: 49185 > Cc: Mika Kahola <[email protected]> > Cc: Jouni Hogander <[email protected]> > Signed-off-by: José Roberto de Souza <[email protected]>
LGTM Reviewed-by: Jouni Högander <[email protected]> > --- > drivers/gpu/drm/i915/display/intel_psr.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_psr.c > b/drivers/gpu/drm/i915/display/intel_psr.c > index d35db50ef967a..710b911b065b9 100644 > --- a/drivers/gpu/drm/i915/display/intel_psr.c > +++ b/drivers/gpu/drm/i915/display/intel_psr.c > @@ -588,7 +588,9 @@ static void hsw_activate_psr2(struct intel_dp > *intel_dp) > static bool > transcoder_has_psr2(struct drm_i915_private *dev_priv, enum > transcoder trans) > { > - if (DISPLAY_VER(dev_priv) >= 12) > + if (IS_ALDERLAKE_P(dev_priv)) > + return trans <= TRANSCODER_B; > + else if (DISPLAY_VER(dev_priv) >= 12) > return trans == TRANSCODER_A; > else > return trans == TRANSCODER_EDP;
