diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 4271da219b41..5530bcf32b87 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -2610,16 +2610,29 @@ static int intel_crtc_compute_pipe_mode(struct intel_crtc_state *crtc_state) return 0; } -static bool intel_crtc_needs_wa_14015401596(struct intel_crtc_state *crtc_state) +static bool intel_crtc_needs_wa_14015401596(const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(crtc_state); - const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; return intel_vrr_possible(crtc_state) && crtc_state->has_psr && - adjusted_mode->crtc_vblank_start == adjusted_mode->crtc_vdisplay && IS_DISPLAY_VER(display, 13, 14); } +static int intel_crtc_vblank_delay(const struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(crtc_state); + int vblank_delay = 0; + + if (!HAS_DSB(display)) + return 0; + + /* Wa_14015401596 */ + if (intel_crtc_needs_wa_14015401596(crtc_state)) + vblank_delay = max(vblank_delay, 1); + + return vblank_delay; +} + static int intel_crtc_compute_config(struct intel_atomic_state *state, struct intel_crtc *crtc) { @@ -2629,9 +2642,8 @@ static int intel_crtc_compute_config(struct intel_atomic_state *state, &crtc_state->hw.adjusted_mode; int ret; - /* Wa_14015401596 */ - if (intel_crtc_needs_wa_14015401596(crtc_state)) - adjusted_mode->crtc_vblank_start += 1; + adjusted_mode->crtc_vblank_start += + intel_crtc_vblank_delay(crtc_state); ret = intel_dpll_crtc_compute_clock(state, crtc); if (ret)