diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dpll.c | 10 |
2 files changed, 11 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index d3a0e2930301..d3aff02f2fa0 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4904,8 +4904,7 @@ static int intel_crtc_atomic_check(struct intel_atomic_state *state, mode_changed && !crtc_state->hw.active) crtc_state->update_wm_post = true; - if (mode_changed && crtc_state->hw.enable && - !drm_WARN_ON(&dev_priv->drm, crtc_state->shared_dpll)) { + if (mode_changed) { ret = intel_dpll_crtc_compute_clock(state, crtc); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/display/intel_dpll.c b/drivers/gpu/drm/i915/display/intel_dpll.c index 1c05ec167046..88d78a585304 100644 --- a/drivers/gpu/drm/i915/display/intel_dpll.c +++ b/drivers/gpu/drm/i915/display/intel_dpll.c @@ -1419,6 +1419,16 @@ int intel_dpll_crtc_compute_clock(struct intel_atomic_state *state, struct intel_crtc *crtc) { struct drm_i915_private *i915 = to_i915(state->base.dev); + struct intel_crtc_state *crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); + + drm_WARN_ON(&i915->drm, !intel_crtc_needs_modeset(crtc_state)); + + if (drm_WARN_ON(&i915->drm, crtc_state->shared_dpll)) + return 0; + + if (!crtc_state->hw.enable) + return 0; return i915->dpll_funcs->crtc_compute_clock(state, crtc); } |