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| author | Zhi Wang <zhi.a.wang@intel.com> | 2016-05-01 14:42:16 +0300 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2016-10-14 13:14:50 +0300 |
| commit | e473405783c064a9d859d108010581bae8e9af40 (patch) | |
| tree | 8c16c8763dbd90cd994ad530d02f64f98aa61718 /drivers/gpu/drm/i915/gvt/vgpu.c | |
| parent | 28c4c6ca7f794b2d5ac8773d43311e95f6518415 (diff) | |
| download | linux-e473405783c064a9d859d108010581bae8e9af40.tar.xz | |
drm/i915/gvt: vGPU workload scheduler
This patch introduces the vGPU workload scheduler routines.
GVT workload scheduler is responsible for picking and executing GVT workload
from current scheduled vGPU. Before the workload is submitted to host i915,
the guest execlist context will be shadowed in the host GVT shadow context.
the instructions in guest ring buffer will be copied into GVT shadow ring
buffer. Then GVT-g workload scheduler will scan the instructions in guest
ring buffer and submit it to host i915.
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 | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 705a23c1ed85..609ec55bbf5f 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -146,6 +146,7 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) vgpu->active = false; idr_remove(&gvt->vgpu_idr, vgpu->id); + intel_vgpu_clean_gvt_context(vgpu); intel_vgpu_clean_execlist(vgpu); intel_vgpu_clean_display(vgpu); intel_vgpu_clean_opregion(vgpu); @@ -226,11 +227,17 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, if (ret) goto out_clean_display; + ret = intel_vgpu_init_gvt_context(vgpu); + if (ret) + goto out_clean_execlist; + vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; +out_clean_execlist: + intel_vgpu_clean_execlist(vgpu); out_clean_display: intel_vgpu_clean_display(vgpu); out_clean_opregion: |