From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> Can't see why we'd want the sprite blocking PSR entry. Mask it out. Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_display.c | 4 ++++ drivers/gpu/drm/i915/display/intel_psr.c | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index bf391a6cd8d6..0ff50f995bf4 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -3133,6 +3133,10 @@ static void bdw_set_pipe_misc(const struct intel_crtc_state *crtc_state) if (DISPLAY_VER(dev_priv) >= 12) val |= PIPE_MISC_PIXEL_ROUNDING_TRUNC; + /* allow PSR with sprite enabled */ + if (IS_BROADWELL(dev_priv)) + val |= PIPE_MISC_PSR_MASK_SPRITE_ENABLE; + intel_de_write(dev_priv, PIPE_MISC(crtc->pipe), val); } diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 072a431ec257..0dd321f48c81 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1408,6 +1408,10 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp, if (IS_DISPLAY_VER(dev_priv, 9, 10)) mask |= EDP_PSR_DEBUG_MASK_DISP_REG_WRITE; + /* allow PSR with sprite enabled */ + if (IS_HASWELL(dev_priv)) + mask |= EDP_PSR_DEBUG_MASK_SPRITE_ENABLE; + intel_de_write(dev_priv, psr_debug_reg(dev_priv, cpu_transcoder), mask); psr_irq_control(intel_dp); -- 2.39.2
