[PATCH 4.9 33/86] ALSA: hda/realtek - Make dock sound work on ThinkPad L570

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Dennis Wassenberg commit e4c07b3b66b7d6a24c2fe3b1ddeff5cd9b378b3a upstream. One version of Lenovo Thinkpad T570 did not use ALC298 (like other Kaby Lake

[PATCH 4.9 33/86] ALSA: hda/realtek - Make dock sound work on ThinkPad L570

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Dennis Wassenberg commit e4c07b3b66b7d6a24c2fe3b1ddeff5cd9b378b3a upstream. One version of Lenovo Thinkpad T570 did not use ALC298 (like other Kaby Lake devices). Instead it uses ALC292. In