Freed the gem object after completion of dsb workload.
Cc: Shashank Sharma <shashank.sharma@xxxxxxxxx>
Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Signed-off-by: Animesh Manna <animesh.manna@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_dsb.c | 23 +++++++++++++++++++++++
drivers/gpu/drm/i915/display/intel_dsb.h | 1 +
2 files changed, 24 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c
index 7e0a9b37f702..bfb138952f61 100644
--- a/drivers/gpu/drm/i915/display/intel_dsb.c
+++ b/drivers/gpu/drm/i915/display/intel_dsb.c
@@ -234,3 +234,26 @@ void intel_dsb_commit(struct intel_dsb *dsb)
dsb->free_pos = 0;
intel_dsb_disable_engine(dsb);
}
+
+void intel_dsb_put(struct intel_dsb *dsb)
+{
+ struct intel_crtc *crtc;
+ struct drm_i915_private *i915;
+ struct i915_vma *vma;
+
+ if (!dsb)
+ return;
+
+ crtc = dsb->crtc;
+ i915 = to_i915(crtc->base.dev);
+
+ if (dsb->cmd_buf) {
+ vma = dsb->vma;
+ mutex_lock(&i915->drm.struct_mutex);
+ crtc->dsb_in_use--;
+ i915_gem_object_unpin_map(vma->obj);
+ i915_vma_unpin_and_release(&vma, 0);
+ dsb->cmd_buf = NULL;
+ mutex_unlock(&i915->drm.struct_mutex);
+ }
+}
diff --git a/drivers/gpu/drm/i915/display/intel_dsb.h b/drivers/gpu/drm/i915/display/intel_dsb.h
index 7330add3c96f..7b94fd9bc067 100644
--- a/drivers/gpu/drm/i915/display/intel_dsb.h
+++ b/drivers/gpu/drm/i915/display/intel_dsb.h
@@ -43,5 +43,6 @@ struct intel_dsb *
intel_dsb_get(struct intel_crtc *crtc);
void intel_dsb_reg_write(struct intel_dsb *dsb, i915_reg_t reg, u32 val);
void intel_dsb_commit(struct intel_dsb *dsb);
+void intel_dsb_put(struct intel_dsb *dsb);
#endif
--
2.22.0
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