drm/i915/blt: don't assume pinned intel_context

Currently we just pass in bcs0->engine_context so it matters not, but in
the future we may want to pass in something that is not a
kernel_context, so try to be a bit more generic.
Suggested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190810091748.10972-1-chris@chris-wilson.co.uk

drivers/gpu/drm/i915/gem/i915_gem_client_blt.c

@@ -4,6 +4,7 @@
  */
 
 #include "i915_drv.h"
+#include "gt/intel_context.h"
 #include "i915_gem_client_blt.h"
 #include "i915_gem_object_blt.h"
 
@@ -175,7 +176,7 @@ static void clear_pages_worker(struct work_struct *work)
 	if (unlikely(err))
 		goto out_unlock;
 
-	rq = i915_request_create(w->ce);
+	rq = intel_context_create_request(w->ce);
 	if (IS_ERR(rq)) {
 		err = PTR_ERR(rq);
 		goto out_unpin;

drivers/gpu/drm/i915/gem/i915_gem_object_blt.c

@@ -4,6 +4,7 @@
  */
 
 #include "i915_drv.h"
+#include "gt/intel_context.h"
 #include "i915_gem_clflush.h"
 #include "i915_gem_object_blt.h"
 
@@ -64,7 +65,7 @@ int i915_gem_object_fill_blt(struct drm_i915_gem_object *obj,
 		i915_gem_object_unlock(obj);
 	}
 
-	rq = i915_request_create(ce);
+	rq = intel_context_create_request(ce);
 	if (IS_ERR(rq)) {
 		err = PTR_ERR(rq);
 		goto out_unpin;