drm/i915: Use dev_priv in INTEL_INFO in i915_gem_execbuffer.c

Signed-off-by: Tvrtko Ursulin <[e-mail]>
Reviewed-by: Chris Wilson <[e-mail]>

drivers/gpu/drm/i915/i915_gem_execbuffer.c

···
 		exec2_list[i].relocs_ptr = exec_list[i].relocs_ptr;
 		exec2_list[i].alignment = exec_list[i].alignment;
 		exec2_list[i].offset = exec_list[i].offset;
-		if (INTEL_INFO(dev)->gen < 4)
+		if (INTEL_GEN(to_i915(dev)) < 4)
 			exec2_list[i].flags = EXEC_OBJECT_NEEDS_FENCE;
 		else
 			exec2_list[i].flags = 0;