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drm/i915/gvt: scan shadow indirect context image when valid

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The shadow indirect context image should be only scanned when valid.
So far, Only RCS ring has the shadow indirect context image. This patch
limits the scan logic only for RCS ring.

v2. refine description of the subject
v3. fix alignment. (Zhenyu)

Signed-off-by: Tina Zhang <tina.zhang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Tina Zhang 2017-03-15 23:16:01 -04:00 committed by Zhenyu Wang
parent 5180edc242
commit 17f1b1a6d4
1 changed files with 6 additions and 3 deletions
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3
drivers/gpu/drm/i915/gvt/scheduler.c
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@ -203,9 +203,12 @@ static int dispatch_workload(struct intel_vgpu_workload *workload)
if (ret) if (ret)
goto out; goto out;
if ((workload->ring_id == RCS) &&
(workload->wa_ctx.indirect_ctx.size != 0)) {
ret = intel_gvt_scan_and_shadow_wa_ctx(&workload->wa_ctx); ret = intel_gvt_scan_and_shadow_wa_ctx(&workload->wa_ctx);
if (ret) if (ret)
goto out; goto out;
}
ret = populate_shadow_context(workload); ret = populate_shadow_context(workload);
if (ret) if (ret)