> -----Original Message----- > From: Souza, Jose <[email protected]> > Sent: Wednesday, October 27, 2021 9:06 PM > To: [email protected] > Cc: Hogander, Jouni <[email protected]>; Nikula, Jani > <[email protected]>; Kahola, Mika <[email protected]>; Souza, Jose > <[email protected]> > Subject: [PATCH v2] drm/i915/adlp: Extend PSR2 support in transcoder B > > PSR2 is supported in transcoder A and B on Alderlake-P. > > v2: > - explicity checking for transcoder A and B to avoid invalid transcoder > > BSpec: 49185 > Reviewed-by: Jouni Högander <[email protected]> # v1
Reviewed-by: Mika Kahola <[email protected]> # v2 > Cc: Jani Nikula <[email protected]> > Cc: Mika Kahola <[email protected]> > Cc: Jouni Hogander <[email protected]> > Signed-off-by: José Roberto de Souza <[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 8d08e3cf08c1f..33b50646b9c97 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_A || trans == TRANSCODER_B; > + else if (DISPLAY_VER(dev_priv) >= 12) > return trans == TRANSCODER_A; > else > return trans == TRANSCODER_EDP; > -- > 2.33.1
