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path: root/drivers/gpu/drm/i915/intel_pm.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 5d53a0892187..621713a29c82 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3120,7 +3120,11 @@ skl_ddb_get_pipe_allocation_limits(struct drm_device *dev,
* we currently hold.
*/
if (!intel_state->active_pipe_changes) {
- *alloc = to_intel_crtc(for_crtc)->hw_ddb;
+ /*
+ * alloc may be cleared by clear_intel_crtc_state,
+ * copy from old state to be sure
+ */
+ *alloc = to_intel_crtc_state(for_crtc->state)->wm.skl.ddb;
return;
}