Mark a job as secure, if and only if the command
submission flag has the secure flag set.

v2: fix the null job pointer while in vmid 0
submission.
v3: Context --> Command submission.
v4: filling cs parser with cs->in.flags
v5: move the job secure flag setting out of amdgpu_cs_submit()

Signed-off-by: Huang Rui <ray.hu...@amd.com>
Co-developed-by: Luben Tuikov <luben.tui...@amd.com>
Signed-off-by: Luben Tuikov <luben.tui...@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c  | 2 ++
 drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c  | 4 ++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_job.h | 2 ++
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 49b767b..c18a153 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -231,6 +231,8 @@ static int amdgpu_cs_parser_init(struct amdgpu_cs_parser 
*p, union drm_amdgpu_cs
        if (ret)
                goto free_all_kdata;
 
+       p->job->secure = cs->in.flags & AMDGPU_CS_FLAGS_SECURE;
+
        if (p->ctx->vram_lost_counter != p->job->vram_lost_counter) {
                ret = -ECANCELED;
                goto free_all_kdata;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index 9a6dbf3..6e0f97a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -213,7 +213,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned 
num_ibs,
        if (job && ring->funcs->emit_cntxcntl) {
                status |= job->preamble_status;
                status |= job->preemption_status;
-               amdgpu_ring_emit_cntxcntl(ring, status, false);
+               amdgpu_ring_emit_cntxcntl(ring, status, job->secure);
        }
 
        for (i = 0; i < num_ibs; ++i) {
@@ -232,7 +232,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned 
num_ibs,
        }
 
        if (ring->funcs->emit_tmz)
-               amdgpu_ring_emit_tmz(ring, false, false);
+               amdgpu_ring_emit_tmz(ring, false, job ? job->secure : false);
 
 #ifdef CONFIG_X86_64
        if (!(adev->flags & AMD_IS_APU))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
index dc7ee93..aa0e375 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
@@ -63,6 +63,8 @@ struct amdgpu_job {
        uint64_t                uf_addr;
        uint64_t                uf_sequence;
 
+       /* the job is due to a secure command submission */
+       bool                    secure;
 };
 
 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
-- 
2.7.4

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