On 9/23/26 21:33, Shahyan Soltani wrote: > From: Pierre-Eric Pelloux-Prayer <[email protected]> > > Wake up the GPU while setting up user pages and validating the buffer. > > Signed-off-by: Pierre-Eric Pelloux-Prayer <[email protected]> > Co-developed-by: Shahyan Soltani <[email protected]> > Signed-off-by: Shahyan Soltani <[email protected]>
Reviewed-by: Christian König <[email protected]> > --- > drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c > b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c > index 5d2802009cd9..e1760e112ec0 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c > @@ -590,6 +590,11 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, > void *data, > amdgpu_hmm_range_free(range); > goto release_object; > } > + > + r = pm_runtime_resume_and_get(adev->dev); > + if (r < 0) > + goto user_pages_done; > + > r = amdgpu_bo_reserve(bo, true); > if (r) > goto user_pages_done; > @@ -599,6 +604,9 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void > *data, > amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_GTT); > r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx); > amdgpu_bo_unreserve(bo); > + > + pm_runtime_put_autosuspend(adev->dev); > + > if (r) > goto user_pages_done; > }
