drm/i915/gt: Reuse the tasklet priority for virtual as their siblings

In order to keep all the tasklets in the same execution lists and so
fifo ordered, be consistent and use the same priority for all.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200518081440.17948-3-chris@chris-wilson.co.uk

drivers/gpu/drm/i915/gt/intel_lrc.c

@@ -1403,7 +1403,7 @@ static void kick_siblings(struct i915_request *rq, struct intel_context *ce)
 	struct i915_request *next = READ_ONCE(ve->request);
 
 	if (next && next->execution_mask & ~rq->execution_mask)
-		tasklet_schedule(&ve->base.execlists.tasklet);
+		tasklet_hi_schedule(&ve->base.execlists.tasklet);
 }
 
 static inline void
@@ -5560,7 +5560,7 @@ static void virtual_submit_request(struct i915_request *rq)
 		GEM_BUG_ON(!list_empty(virtual_queue(ve)));
 		list_move_tail(&rq->sched.link, virtual_queue(ve));
 
-		tasklet_schedule(&ve->base.execlists.tasklet);
+		tasklet_hi_schedule(&ve->base.execlists.tasklet);
 	}
 
 	spin_unlock_irqrestore(&ve->base.active.lock, flags);