Clear the gpgpu's batch buffer when suspend to avoid potential issue.
Signed-off-by: Yang Rong <rong.r.yang@intel.com>
Reviewed-by: Zhigang Gong <zhigang.gong@linux.intel.com>
cl_free(batch);
}
+LOCAL void
+intel_batchbuffer_take(intel_batchbuffer_t *from, intel_batchbuffer_t *to)
+{
+ *to = *from;
+ //Need not unreference the buffer, to will unreference it.
+ from->buffer = NULL;
+ from->map = NULL;
+ from->ptr = NULL;
+ from->size = 0;
+ from->atomic = 0;
+ from->enable_slm = 0;
+}
extern void intel_batchbuffer_terminate(intel_batchbuffer_t*);
extern void intel_batchbuffer_flush(intel_batchbuffer_t*);
extern void intel_batchbuffer_reset(intel_batchbuffer_t*, size_t sz);
+extern void intel_batchbuffer_take(intel_batchbuffer_t*, intel_batchbuffer_t *);
static INLINE uint32_t
intel_batchbuffer_space(const intel_batchbuffer_t *batch)
assert(event->batch == NULL); //This command haven't pengding.
event->batch = intel_batchbuffer_new(gpgpu->drv);
assert(event->batch);
- *event->batch = *gpgpu->batch;
- if(event->batch->buffer)
- drm_intel_bo_reference(event->batch->buffer);
+ intel_batchbuffer_take(gpgpu->batch, event->batch);
}
static void