diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 4a7ba5ea9ee3..d0c3f9b08387 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1545,12 +1545,21 @@ static bool intel_edp_psr_match_conditions(struct intel_dp *intel_dp) return false; } + crtc = dig_port->base.base.crtc; + if (crtc == NULL) { + DRM_DEBUG_KMS("crtc not active for PSR\n"); + dev_priv->no_psr_reason = PSR_CRTC_NOT_ACTIVE; + return false; + } + + intel_crtc = to_intel_crtc(crtc); if (!intel_crtc->active || !crtc->fb || !crtc->mode.clock) { DRM_DEBUG_KMS("crtc not active for PSR\n"); dev_priv->no_psr_reason = PSR_CRTC_NOT_ACTIVE; return false; } + obj = to_intel_framebuffer(crtc->fb)->obj; if (obj->tiling_mode != I915_TILING_X || obj->fence_reg == I915_FENCE_REG_NONE) { DRM_DEBUG_KMS("PSR condition failed: fb not tiled or fenced\n"); |