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| author |   Zhi Wang <zhi.a.wang@intel.com> | 2016-05-01 17:09:58 -0400 |
|---|---|---|
| committer |   Zhenyu Wang <zhenyuw@linux.intel.com> | 2016-10-14 18:15:02 +0800 |
| commit | 4b63960ebd3f4c41caca6a8dca68751b34e61e9b (patch) | |
| tree | 10c6ef6d9c548b2d243c53c32109f5da9a29a9e6 /drivers/gpu/drm/i915/gvt/vgpu.c | |
| parent | drm/i915/gvt: vGPU workload scheduler (diff) | |
| download | linux-dev-4b63960ebd3f4c41caca6a8dca68751b34e61e9b.tar.xz linux-dev-4b63960ebd3f4c41caca6a8dca68751b34e61e9b.zip | |
drm/i915/gvt: vGPU schedule policy framework
This patch introduces a vGPU schedule policy framework, with a timer based
schedule policy module for now
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/vgpu.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/vgpu.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 609ec55bbf5f..c9b8e184f5cb 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -146,6 +146,14 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) vgpu->active = false; idr_remove(&gvt->vgpu_idr, vgpu->id); + if (atomic_read(&vgpu->running_workload_num)) { + mutex_unlock(&gvt->lock); + intel_gvt_wait_vgpu_idle(vgpu); + mutex_lock(&gvt->lock); + } + + intel_vgpu_stop_schedule(vgpu); + intel_vgpu_clean_sched_policy(vgpu); intel_vgpu_clean_gvt_context(vgpu); intel_vgpu_clean_execlist(vgpu); intel_vgpu_clean_display(vgpu); @@ -231,11 +239,17 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, if (ret) goto out_clean_execlist; + ret = intel_vgpu_init_sched_policy(vgpu); + if (ret) + goto out_clean_shadow_ctx; + vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; +out_clean_shadow_ctx: + intel_vgpu_clean_gvt_context(vgpu); out_clean_execlist: intel_vgpu_clean_execlist(vgpu); out_clean_display: |