iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/amd: avoid suspend on dGPUs w/ s2idle support when runtime PM enabled

Browse Source 
dGPUs connected to Intel systems configured for suspend to idle
will not have the power rails cut at suspend and resetting the GPU
may lead to problematic behaviors.

Fixes: e25443d2765f4 ("drm/amdgpu: add a dev_pm_ops prepare callback (v2)")
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/1879
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mario Limonciello 2022-01-25 21:46:58 -06:00 committed by Alex Deucher
parent 22f7cc7524
commit 9308a49d8e
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
View File

@ -2269,8 +2269,7 @@ static int amdgpu_pmops_prepare(struct device *dev)
* DPM_FLAG_SMART_SUSPEND works properly
*/
if (amdgpu_device_supports_boco(drm_dev))
return pm_runtime_suspended(dev) &&
pm_suspend_via_firmware();
return pm_runtime_suspended(dev);
/* if we will not support s3 or s2i for the device
* then skip suspend