Am 25.05.2018 um 16:59 schrieb Leo Liu:
> It should be stateless, and no need for scheduler to take care
>
> Signed-off-by: Leo Liu <leo.liu at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 51 +++++++--------------------------
> drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 2 --
> 2 files changed, 10 insertions(+), 43 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> index e5d234c..6ceac17 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> @@ -49,8 +49,6 @@ static void amdgpu_vcn_idle_work_handler(struct work_struct *work);
>
> int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
> {
> - struct amdgpu_ring *ring;
> - struct drm_sched_rq *rq;
> unsigned long bo_size;
> const char *fw_name;
> const struct common_firmware_header *hdr;
> @@ -102,24 +100,6 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
> return r;
> }
>
> - ring = &adev->vcn.ring_dec;
> - rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
> - r = drm_sched_entity_init(&ring->sched, &adev->vcn.entity_dec,
> - rq, NULL);
> - if (r != 0) {
> - DRM_ERROR("Failed setting up VCN dec run queue.\n");
> - return r;
> - }
> -
> - ring = &adev->vcn.ring_enc[0];
> - rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
> - r = drm_sched_entity_init(&ring->sched, &adev->vcn.entity_enc,
> - rq, NULL);
> - if (r != 0) {
> - DRM_ERROR("Failed setting up VCN enc run queue.\n");
> - return r;
> - }
> -
> return 0;
> }
>
> @@ -129,10 +109,6 @@ int amdgpu_vcn_sw_fini(struct amdgpu_device *adev)
>
> kfree(adev->vcn.saved_bo);
>
> - drm_sched_entity_fini(&adev->vcn.ring_dec.sched, &adev->vcn.entity_dec);
> -
> - drm_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);
> @@ -271,7 +247,7 @@ int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring)
> }
>
> static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
> - struct amdgpu_bo *bo, bool direct,
> + struct amdgpu_bo *bo,
> struct dma_fence **fence)
> {
> struct amdgpu_device *adev = ring->adev;
> @@ -299,19 +275,12 @@ static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
> }
> ib->length_dw = 16;
>
> - if (direct) {
> - r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
> - job->fence = dma_fence_get(f);
> - if (r)
> - goto err_free;
> + r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
> + job->fence = dma_fence_get(f);
> + if (r)
> + goto err_free;
>
> - amdgpu_job_free(job);
> - } else {
> - r = amdgpu_job_submit(job, ring, &adev->vcn.entity_dec,
> - AMDGPU_FENCE_OWNER_UNDEFINED, &f);
> - if (r)
> - goto err_free;
> - }
> + amdgpu_job_free(job);
>
> amdgpu_bo_fence(bo, f, false);
> amdgpu_bo_unreserve(bo);
> @@ -363,11 +332,11 @@ static int amdgpu_vcn_dec_get_create_msg(struct amdgpu_ring *ring, uint32_t hand
> for (i = 14; i < 1024; ++i)
> msg[i] = cpu_to_le32(0x0);
>
> - return amdgpu_vcn_dec_send_msg(ring, bo, true, fence);
> + return amdgpu_vcn_dec_send_msg(ring, bo, fence);
> }
>
> static int amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
> - bool direct, struct dma_fence **fence)
> + struct dma_fence **fence)
> {
> struct amdgpu_device *adev = ring->adev;
> struct amdgpu_bo *bo = NULL;
> @@ -389,7 +358,7 @@ static int amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring *ring, uint32_t han
> for (i = 6; i < 1024; ++i)
> msg[i] = cpu_to_le32(0x0);
>
> - return amdgpu_vcn_dec_send_msg(ring, bo, direct, fence);
> + return amdgpu_vcn_dec_send_msg(ring, bo, fence);
> }
>
> int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
> @@ -403,7 +372,7 @@ int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
> goto error;
> }
>
> - r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, true, &fence);
> + r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &fence);
> if (r) {
> DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
> goto error;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
> index 2fd7db8..f934796 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
> @@ -56,8 +56,6 @@ struct amdgpu_vcn {
> struct amdgpu_ring ring_dec;
> struct amdgpu_ring ring_enc[AMDGPU_VCN_MAX_ENC_RINGS];
> struct amdgpu_irq_src irq;
> - struct drm_sched_entity entity_dec;
> - struct drm_sched_entity entity_enc;
> unsigned num_enc_rings;
> };
>
