diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c index 07dd6318d9cc..d9a270362a82 100644 --- a/drivers/gpu/drm/i915/display/intel_dsb.c +++ b/drivers/gpu/drm/i915/display/intel_dsb.c @@ -210,6 +210,18 @@ static int dsb_scanline_to_hw(struct intel_atomic_state *state, return (scanline + vtotal - intel_crtc_scanline_offset(crtc_state)) % vtotal; } +static +bool pre_commit_use_safe_window(struct intel_atomic_state *state, + struct intel_crtc *crtc) +{ + struct intel_display *display = to_intel_display(crtc->base.dev); + + if (intel_vrr_always_use_vrr_tg(display)) + return true; + + return pre_commit_is_vrr_active(state, crtc); +} + /* * Bspec suggests that we should always set DSB_SKIP_WAITS_EN. We have approach * different from what is explained in Bspec on how flip is considered being @@ -229,7 +241,7 @@ static u32 dsb_chicken(struct intel_atomic_state *state, u32 chicken = intel_psr_use_trans_push(new_crtc_state) ? DSB_SKIP_WAITS_EN : 0; - if (pre_commit_is_vrr_active(state, crtc)) + if (pre_commit_use_safe_window(state, crtc)) chicken |= DSB_CTRL_WAIT_SAFE_WINDOW | DSB_CTRL_NO_WAIT_VBLANK | DSB_INST_WAIT_SAFE_WINDOW | @@ -798,6 +810,12 @@ void intel_dsb_vblank_evade(struct intel_atomic_state *state, end = intel_vrr_vmax_vblank_start(crtc_state); start = end - vblank_delay - latency; intel_dsb_wait_scanline_out(state, dsb, start, end); + } else if (pre_commit_use_safe_window(state, crtc)) { + int vblank_delay = crtc_state->set_context_latency; + + end = intel_mode_vblank_start(&crtc_state->hw.adjusted_mode); + start = end - vblank_delay - latency; + intel_dsb_wait_scanline_out(state, dsb, start, end); } else { int vblank_delay = intel_mode_vblank_delay(&crtc_state->hw.adjusted_mode); @@ -891,7 +909,7 @@ void intel_dsb_wait_for_delayed_vblank(struct intel_atomic_state *state, &crtc_state->hw.adjusted_mode; int wait_scanlines; - if (pre_commit_is_vrr_active(state, crtc)) { + if (pre_commit_use_safe_window(state, crtc)) { /* * If the push happened before the vmin decision boundary * we don't know how far we are from the undelayed vblank.