[PATCH 067/117] drm/amdgpu: add encode tests for vcn
Alex Deucher
alexdeucher at gmail.com
Wed May 10 18:46:58 UTC 2017
From: Leo Liu <leo.liu at amd.com>
Add encode ring and ib tests.
Signed-off-by: Leo Liu <leo.liu at amd.com>
Acked-by: Alex Deucher <alexander.deucher at amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 203 ++++++++++++++++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 3 +
2 files changed, 206 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 97b09b6..9bb59cc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -112,6 +112,15 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
return r;
}
+ ring = &adev->vcn.ring_enc[0];
+ rq = &ring->sched.sched_rq[AMD_SCHED_PRIORITY_NORMAL];
+ r = amd_sched_entity_init(&ring->sched, &adev->vcn.entity_enc,
+ rq, amdgpu_sched_jobs);
+ if (r != 0) {
+ DRM_ERROR("Failed setting up VCN enc run queue.\n");
+ return r;
+ }
+
return 0;
}
@@ -121,6 +130,8 @@ int amdgpu_vcn_sw_fini(struct amdgpu_device *adev)
amd_sched_entity_fini(&adev->vcn.ring_dec.sched, &adev->vcn.entity_dec);
+ amd_sched_entity_fini(&adev->vcn.ring_enc[0].sched, &adev->vcn.entity_enc);
+
amdgpu_bo_free_kernel(&adev->vcn.vcpu_bo,
&adev->vcn.gpu_addr,
(void **)&adev->vcn.cpu_addr);
@@ -423,3 +434,195 @@ int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
error:
return r;
}
+
+static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
+ struct dma_fence **fence)
+{
+ const unsigned ib_size_dw = 1024;
+ struct amdgpu_job *job;
+ struct amdgpu_ib *ib;
+ struct dma_fence *f = NULL;
+ uint64_t dummy;
+ int i, r;
+
+ r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
+ if (r)
+ return r;
+
+ ib = &job->ibs[0];
+
+ dummy = ib->gpu_addr + 1024;
+
+ /* stitch together an VCN enc create msg */
+ ib->length_dw = 0;
+ ib->ptr[ib->length_dw++] = 0x0000000c; /* len */
+ ib->ptr[ib->length_dw++] = 0x00000001; /* session cmd */
+ ib->ptr[ib->length_dw++] = handle;
+
+ ib->ptr[ib->length_dw++] = 0x00000040; /* len */
+ ib->ptr[ib->length_dw++] = 0x01000001; /* create cmd */
+ ib->ptr[ib->length_dw++] = 0x00000000;
+ ib->ptr[ib->length_dw++] = 0x00000042;
+ ib->ptr[ib->length_dw++] = 0x0000000a;
+ ib->ptr[ib->length_dw++] = 0x00000001;
+ ib->ptr[ib->length_dw++] = 0x00000080;
+ ib->ptr[ib->length_dw++] = 0x00000060;
+ ib->ptr[ib->length_dw++] = 0x00000100;
+ ib->ptr[ib->length_dw++] = 0x00000100;
+ ib->ptr[ib->length_dw++] = 0x0000000c;
+ ib->ptr[ib->length_dw++] = 0x00000000;
+ ib->ptr[ib->length_dw++] = 0x00000000;
+ ib->ptr[ib->length_dw++] = 0x00000000;
+ ib->ptr[ib->length_dw++] = 0x00000000;
+ ib->ptr[ib->length_dw++] = 0x00000000;
+
+ ib->ptr[ib->length_dw++] = 0x00000014; /* len */
+ ib->ptr[ib->length_dw++] = 0x05000005; /* feedback buffer */
+ ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
+ ib->ptr[ib->length_dw++] = dummy;
+ ib->ptr[ib->length_dw++] = 0x00000001;
+
+ for (i = ib->length_dw; i < ib_size_dw; ++i)
+ ib->ptr[i] = 0x0;
+
+ r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
+ job->fence = dma_fence_get(f);
+ if (r)
+ goto err;
+
+ amdgpu_job_free(job);
+ if (fence)
+ *fence = dma_fence_get(f);
+ dma_fence_put(f);
+ return 0;
+
+err:
+ amdgpu_job_free(job);
+ return r;
+}
+
+static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
+ bool direct, struct dma_fence **fence)
+{
+ const unsigned ib_size_dw = 1024;
+ struct amdgpu_job *job;
+ struct amdgpu_ib *ib;
+ struct dma_fence *f = NULL;
+ int i, r;
+
+ r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
+ if (r)
+ return r;
+
+ ib = &job->ibs[0];
+
+ /* stitch together an VCN enc destroy msg */
+ ib->length_dw = 0;
+ ib->ptr[ib->length_dw++] = 0x0000000c; /* len */
+ ib->ptr[ib->length_dw++] = 0x00000001; /* session cmd */
+ ib->ptr[ib->length_dw++] = handle;
+
+ ib->ptr[ib->length_dw++] = 0x00000020; /* len */
+ ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
+ ib->ptr[ib->length_dw++] = 0xffffffff; /* next task info, set to 0xffffffff if no */
+ ib->ptr[ib->length_dw++] = 0x00000001; /* destroy session */
+ ib->ptr[ib->length_dw++] = 0x00000000;
+ ib->ptr[ib->length_dw++] = 0x00000000;
+ ib->ptr[ib->length_dw++] = 0xffffffff; /* feedback is not needed, set to 0xffffffff and firmware will not output feedback */
+ ib->ptr[ib->length_dw++] = 0x00000000;
+
+ ib->ptr[ib->length_dw++] = 0x00000008; /* len */
+ ib->ptr[ib->length_dw++] = 0x02000001; /* destroy cmd */
+
+ for (i = ib->length_dw; i < ib_size_dw; ++i)
+ ib->ptr[i] = 0x0;
+
+ if (direct) {
+ r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
+ job->fence = dma_fence_get(f);
+ if (r)
+ goto err;
+
+ amdgpu_job_free(job);
+ } else {
+ r = amdgpu_job_submit(job, ring, &ring->adev->vcn.entity_enc,
+ AMDGPU_FENCE_OWNER_UNDEFINED, &f);
+ if (r)
+ goto err;
+ }
+
+ if (fence)
+ *fence = dma_fence_get(f);
+ dma_fence_put(f);
+ return 0;
+
+err:
+ amdgpu_job_free(job);
+ return r;
+}
+
+int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+ uint32_t rptr = amdgpu_ring_get_rptr(ring);
+ unsigned i;
+ int r;
+
+ r = amdgpu_ring_alloc(ring, 16);
+ if (r) {
+ DRM_ERROR("amdgpu: vcn enc failed to lock ring %d (%d).\n",
+ ring->idx, r);
+ return r;
+ }
+ amdgpu_ring_write(ring, VCE_CMD_END);
+ amdgpu_ring_commit(ring);
+
+ for (i = 0; i < adev->usec_timeout; i++) {
+ if (amdgpu_ring_get_rptr(ring) != rptr)
+ break;
+ DRM_UDELAY(1);
+ }
+
+ if (i < adev->usec_timeout) {
+ DRM_INFO("ring test on %d succeeded in %d usecs\n",
+ ring->idx, i);
+ } else {
+ DRM_ERROR("amdgpu: ring %d test failed\n",
+ ring->idx);
+ r = -ETIMEDOUT;
+ }
+
+ return r;
+}
+
+int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
+{
+ struct dma_fence *fence = NULL;
+ long r;
+
+ r = amdgpu_vcn_enc_get_create_msg(ring, 1, NULL);
+ if (r) {
+ DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r);
+ goto error;
+ }
+
+ r = amdgpu_vcn_enc_get_destroy_msg(ring, 1, true, &fence);
+ if (r) {
+ DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
+ goto error;
+ }
+
+ r = dma_fence_wait_timeout(fence, false, timeout);
+ if (r == 0) {
+ DRM_ERROR("amdgpu: IB test timed out.\n");
+ r = -ETIMEDOUT;
+ } else if (r < 0) {
+ DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
+ } else {
+ DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
+ r = 0;
+ }
+error:
+ dma_fence_put(fence);
+ return r;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
index a32182c..ec4d7ca 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -32,4 +32,7 @@ void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring);
void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring);
int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout);
+int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring);
+int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout);
+
#endif
--
2.5.5
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