https://bugs.freedesktop.org/show_bug.cgi?id=109462
Bug ID: 109462
Summary: [bisected] Latest amd-staging-drm-next vega10 MCLK
stuck on lowest level
Product: DRI
Version: XOrg git
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: DRM/AMDgpu
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Performance is more than halved in games (used Talos Principle on RADV for
bisection) due to the mclk being stuck at 167 MHz.
commit 42a2d4839bc4f095621d259a3ff5401063b914cc (HEAD, refs/bisect/bad)
Author: Evan Quan <[email protected]>
Date: Fri Jan 25 14:09:40 2019 +0800
drm/amd/powerplay: support Vega10 SOCclk and DCEFclk dpm level settings
Enable SOCclk and DCEFclk dpm level retrieving and setting on Vega10.
Change-Id: Iab35a6cc85cdfcf48f06f7d20b95a52c6feb60d1
Signed-off-by: Evan Quan <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Kernel cmdline has
amdgpu.exp_hw_support=1 log_buf_len=1 amdgpu.sched_hw_submission=64
amdgpu.gpu_recovery=1 amdgpu.cik_support=1 radeon.cik_support=0
amdgpu.cg_mask=0 amdgpu.pg_mask=0 idle=nomwait
and nothing interesting showing up in dmesg.
I can't CC Evan Quan due to lack of bugzilla account.
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