diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index b1e3551c7594..ef1436146325 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -2609,13 +2609,29 @@ 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) +{ + 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_compute_config(struct intel_atomic_state *state, struct intel_crtc *crtc) { struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); + struct drm_display_mode *adjusted_mode = + &crtc_state->hw.adjusted_mode; int ret; + /* Wa_14015401596 */ + if (intel_crtc_needs_wa_14015401596(crtc_state)) + adjusted_mode->crtc_vblank_start += 1; + ret = intel_dpll_crtc_compute_clock(state, crtc); if (ret) return ret; |