NVIDIA 375.82 displayport no sound

I don’t have sound via displayport
description: VGA compatible controller
product: GK104 [GeForce GTX 760]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:01:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
configuration: driver=nvidia latency=0
resources: irq:31 memory:f6000000-f6ffffff memory:e8000000-efffffff memory:f0000000-f1ffffff ioport:e000(size=128) memory:c0000-dffff

NVIDIA Driver Version: 375.82
Dell u3415w
Fedora 26
nvidia-bug-report.log.tar.gz (53.4 KB)

You have posted no useful debug or required logs.
Your issue is also a duplicate of https://devtalk.nvidia.com/default/topic/1019761/no-sound-using-displayport-audio-with-375-82-or-384-59/

Hi sorry for duplicate
i put log to first post
i’m tried older version drivers but same problem