On Wed, Oct 15, 2025 at 12:15:03AM -0300, Gustavo Sousa wrote: > From: Matt Roper <[email protected]> > > The NDE_RSTWRN_OPT has been removed on Xe3p platforms and reset option > programming is no longer necessary during display init. > > Bspec: 68846, 69137
Reviewed-by: Matt Atwood <[email protected]> > Signed-off-by: Matt Roper <[email protected]> > Signed-off-by: Gustavo Sousa <[email protected]> > --- > drivers/gpu/drm/i915/display/intel_display_power.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c > b/drivers/gpu/drm/i915/display/intel_display_power.c > index da4babfd6bcb..821f5097e9c0 100644 > --- a/drivers/gpu/drm/i915/display/intel_display_power.c > +++ b/drivers/gpu/drm/i915/display/intel_display_power.c > @@ -1436,6 +1436,9 @@ static void intel_pch_reset_handshake(struct > intel_display *display, > i915_reg_t reg; > u32 reset_bits; > > + if (DISPLAY_VER(display) >= 35) > + return; > + > if (display->platform.ivybridge) { > reg = GEN7_MSG_CTL; > reset_bits = WAIT_FOR_PCH_FLR_ACK | WAIT_FOR_PCH_RESET_ACK; > > -- > 2.51.0 >
