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| author |   Zhi Wang <zhi.a.wang@intel.com> | 2016-05-01 19:02:37 -0400 |
|---|---|---|
| committer |   Zhenyu Wang <zhenyuw@linux.intel.com> | 2016-10-14 18:15:13 +0800 |
| commit | 178657139307126b22d226df0823223d6dfe91ba (patch) | |
| tree | eb13d8f36a7e082583c259bd40cc2b7afa4932ac /drivers/gpu/drm/i915/gvt/scheduler.c | |
| parent | drm/i915/gvt: vGPU schedule policy framework (diff) | |
| download | linux-dev-178657139307126b22d226df0823223d6dfe91ba.tar.xz linux-dev-178657139307126b22d226df0823223d6dfe91ba.zip | |
drm/i915/gvt: vGPU context switch
As different VM may configure different render MMIOs when executing
workload, to schedule workloads between different VM, the render MMIOs
have to be switched.
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/scheduler.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/scheduler.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 2302a97cebf6..2f96302c7b21 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -139,9 +139,13 @@ static int shadow_context_status_change(struct notifier_block *nb, switch (action) { case INTEL_CONTEXT_SCHEDULE_IN: + intel_gvt_load_render_mmio(workload->vgpu, + workload->ring_id); atomic_set(&workload->shadow_ctx_active, 1); break; case INTEL_CONTEXT_SCHEDULE_OUT: + intel_gvt_restore_render_mmio(workload->vgpu, + workload->ring_id); atomic_set(&workload->shadow_ctx_active, 0); break; default: |