From: Tvrtko Ursulin <[email protected]>
Signed-off-by: Tvrtko Ursulin <[email protected]>
Cc: Chandra Konduru <[email protected]>
---
Up for discussion I suppose, but like it is, with typical drm.debug = 0xe,
it logs one line per cursor movement while the log would otherwise be quiet.
---
drivers/gpu/drm/i915/intel_atomic.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_atomic.c
b/drivers/gpu/drm/i915/intel_atomic.c
index 3c4b7cd..7284c6d 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -302,6 +302,9 @@ int intel_atomic_setup_scalers(struct drm_device *dev,
scaler_state = &crtc_state->scaler_state;
drm_state = crtc_state->base.state;
+ if (!scaler_state->scaler_users)
+ 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,
--
2.3.5
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