github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-07-29 02:31:27 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/amd: Disable ASPM on SI

Browse Source 
Enabling ASPM causes randoms hangs on Tahiti and Oland on Zen4.
It's unclear if this is a platform-specific or GPU-specific issue.
Disable ASPM on SI for the time being.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Timur Kristóf 2025-09-26 20:26:13 +02:00 committed by Alex Deucher
parent 5c05bcf6ae
commit 7bdd91abf0
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View File

@ -1882,6 +1882,13 @@ static bool amdgpu_device_pcie_dynamic_switching_supported(struct amdgpu_device
static bool amdgpu_device_aspm_support_quirk(struct amdgpu_device *adev)
{
/* Enabling ASPM causes randoms hangs on Tahiti and Oland on Zen4.
* It's unclear if this is a platform-specific or GPU-specific issue.
* Disable ASPM on SI for the time being.
*/
if (adev->family == AMDGPU_FAMILY_SI)
return true;
#if IS_ENABLED(CONFIG_X86)
struct cpuinfo_x86 *c = &cpu_data(0);