On 1/6/26 14:19, Prike Liang wrote: > Validate flush_gpu_tlb_pasid() availability before flushing tlb. > > Signed-off-by: Prike Liang <[email protected]>
Reviewed-by: Christian König <[email protected]> > --- > drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c > b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c > index cd4acc6adc9e..f871f1693483 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c > @@ -780,6 +780,10 @@ int amdgpu_gmc_flush_gpu_tlb_pasid(struct amdgpu_device > *adev, uint16_t pasid, > return 0; > > if (!adev->gmc.flush_pasid_uses_kiq || !ring->sched.ready) { > + > + if (!adev->gmc.gmc_funcs->flush_gpu_tlb_pasid) > + return 0; > + > if (adev->gmc.flush_tlb_needs_extra_type_2) > adev->gmc.gmc_funcs->flush_gpu_tlb_pasid(adev, pasid, > 2, all_hub,
