[Bug 111847] Radeon 7, no audio over hdmi 2.0 4k and accelerated audio over displayport in fullhd display

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111847

            Bug ID: 111847
           Summary: Radeon 7, no audio over hdmi 2.0 4k and accelerated
                    audio over displayport in fullhd display
           Product: DRI
           Version: XOrg git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: not set
          Priority: not set
         Component: DRM/AMDgpu
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: sebastianlacuesta at gmail.com

When I connect a fullhd monitor over display port and a 4k tv over hdmi at
60Hz, then sound is like accelerated on monitor and completely absent on tv.
Using my soundcard, sound it's good.
Hdmi cable is 2.0. Videocard is Radeon 7. I'm using amdgpu kernel module.

Some info about packages:

$ uname -a
Linux debian 5.2.0-2-amd64 #1 SMP Debian 5.2.9-2 (2019-08-21) x86_64 GNU/Linux

$ dpkg -s mesa-vulkan-drivers:amd64
Package: mesa-vulkan-drivers
Status: install ok installed
Priority: optional
Section: libs
Installed-Size: 11750
Maintainer: Debian X Strike Force <debian-x at lists.debian.org>
Architecture: amd64
Multi-Arch: same
Source: mesa
Version: 19.2.0~rc4-1
Provides: vulkan-icd
Depends: libvulkan1, libc6 (>= 2.29), libdrm-amdgpu1 (>= 2.4.97), libdrm2 (>=
2.4.89), libelf1 (>= 0.142), libexpat1 (>= 2.0.1), libgcc1 (>= 1:3.4), libllvm9
(>= 1:9~svn298832-1~), libstdc++6 (>= 5.2), libwayland-client0 (>= 1.15.0),
libx11-xcb1, libxcb-dri3-0 (>= 1.13), libxcb-present0, libxcb-randr0 (>= 1.13),
libxcb-sync1, libxcb1 (>= 1.9.2), libxshmfence1, zlib1g (>= 1:1.1.4)
Description: Mesa Vulkan graphics drivers
 Vulkan is a low-overhead 3D graphics and compute API. This package
 includes Vulkan drivers provided by the Mesa project.
Homepage: https://mesa3d.org/

Feel free to ask for more info. I'm glad to help.

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