diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/vgpu.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/vgpu.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 7d361623ff67..8fa9b31a2484 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -257,6 +257,7 @@ void intel_gvt_release_vgpu(struct intel_vgpu *vgpu) intel_gvt_deactivate_vgpu(vgpu); mutex_lock(&vgpu->vgpu_lock); + vgpu->d3_entered = false; intel_vgpu_clean_workloads(vgpu, ALL_ENGINES); intel_vgpu_dmabuf_cleanup(vgpu); mutex_unlock(&vgpu->vgpu_lock); @@ -393,6 +394,7 @@ static struct intel_vgpu *__intel_gvt_create_vgpu(struct intel_gvt *gvt, INIT_RADIX_TREE(&vgpu->page_track_tree, GFP_KERNEL); idr_init(&vgpu->object_idr); intel_vgpu_init_cfg_space(vgpu, param->primary); + vgpu->d3_entered = false; ret = intel_vgpu_init_mmio(vgpu); if (ret) @@ -557,10 +559,15 @@ void intel_gvt_reset_vgpu_locked(struct intel_vgpu *vgpu, bool dmlr, /* full GPU reset or device model level reset */ if (engine_mask == ALL_ENGINES || dmlr) { intel_vgpu_select_submission_ops(vgpu, ALL_ENGINES, 0); - intel_vgpu_invalidate_ppgtt(vgpu); + if (engine_mask == ALL_ENGINES) + intel_vgpu_invalidate_ppgtt(vgpu); /*fence will not be reset during virtual reset */ if (dmlr) { - intel_vgpu_reset_gtt(vgpu); + if(!vgpu->d3_entered) { + intel_vgpu_invalidate_ppgtt(vgpu); + intel_vgpu_destroy_all_ppgtt_mm(vgpu); + } + intel_vgpu_reset_ggtt(vgpu, true); intel_vgpu_reset_resource(vgpu); } @@ -572,7 +579,14 @@ void intel_gvt_reset_vgpu_locked(struct intel_vgpu *vgpu, bool dmlr, intel_vgpu_reset_cfg_space(vgpu); /* only reset the failsafe mode when dmlr reset */ vgpu->failsafe = false; - vgpu->pv_notified = false; + /* + * PCI_D0 is set before dmlr, so reset d3_entered here + * after done using. + */ + if(vgpu->d3_entered) + vgpu->d3_entered = false; + else + vgpu->pv_notified = false; } } |