Message ID | 1438784070-7430-1-git-send-email-tvrtko.ursulin@linux.intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Tested-By: Intel Graphics QA PRTS (Patch Regression Test System Contact: shuang.he@intel.com)
Task id: 7070
-------------------------------------Summary-------------------------------------
Platform Delta drm-intel-nightly Series Applied
ILK -1 302/302 301/302
SNB 315/315 315/315
IVB 336/336 336/336
BYT 283/283 283/283
HSW 378/378 378/378
-------------------------------------Detailed-------------------------------------
Platform Test drm-intel-nightly Series Applied
*ILK igt@kms_flip@rcs-wf_vblank-vs-dpms-interruptible PASS(1) DMESG_WARN(1)
Note: You need to pay more attention to line start with '*'
diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c index e2531cf59266..523afd21cf87 100644 --- a/drivers/gpu/drm/i915/intel_atomic.c +++ b/drivers/gpu/drm/i915/intel_atomic.c @@ -148,6 +148,10 @@ int intel_atomic_setup_scalers(struct drm_device *dev, int num_scalers_need; int i, j; + + if (scaler_state->scaler_users == 0) + return 0; + num_scalers_need = hweight32(scaler_state->scaler_users); DRM_DEBUG_KMS("crtc_state = %p need = %d avail = %d scaler_users = 0x%x\n", crtc_state, num_scalers_need, intel_crtc->num_scalers,