** Description changed: [Impact] The sound has noise while turning the audio volume to maximum [Fix] For VEGA & Polaris, need two patches(landed on mainline kernel) to fix and a modprobe 1.(50ceb1fe7a) drm/amd/pm: bug fix for pcie dpm, has landed on oem kernel. 2.(9d03730ecb) drm/amd/pm: workaround for audio noise issue, has landed on oem kernel 3. #modprobe amdgpu ppfeaturemask=0xfff7bffb. For Navi_1x, need smc firmware to fix. 1. (4fe6e53b96 linux-firmware) amdgpu: update navi10 SMC firmware 1. (8ab7abaf63 linux-firmware) amdgpu: update navi14 SMC firmware [Test] - Verified on RKL platform with wx3200(Polaris series) and wx5500(Navi series). + Verified on RKL platform + A. with wx3200(Polaris series) and the following configuration + 1. With these two patch, + 1.1. (50ceb1fe7a) drm/amd/pm: bug fix for pcie dpm, has landed on oem kernel. + 1.2. (9d03730ecb) drm/amd/pm: workaround for audio noise issue, has landed on oem kernel + + 2. doesn't append ppfeaturemask=0xfff7bffb + + Can't observe issue. + + B. With wx5500(Navi series) and update the related firmware, + Can't observe issue [Where problems could occur] Because disabling DPM, the power consumption would be slightly higher.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1926236 Title: Fix The sound has noise while audio volume is maximum To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1926236/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs