Merge branch 'topic/vga-switcheroo' of...

Merge branch 'topic/vga-switcheroo' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound into drm-core-next

* 'topic/vga-switcheroo' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  vga_switcheroo: Add the support for audio clients
  vga_switcheroo: Introduce struct vga_switcheroo_client_ops
  vga_switcheroo: Refactor using linked list