drm/amdgpu/vcn4: fail to schedule IB for AV1 if VCN0 is harvested

Only VCN0 supports AV1.

Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
index a79b608..efb22d0 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
@@ -1632,6 +1632,10 @@ static int vcn_v4_0_limit_sched(struct amdgpu_cs_parser *p,
        if (atomic_read(&job->base.entity->fence_seq))
                return -EINVAL;
 
+       /* if VCN0 is harvested, we can't support AV1 */
+       if (p->adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0)
+               return -EINVAL;
+
        scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_ENC]
                [AMDGPU_RING_PRIO_0].sched;
        drm_sched_entity_modify_sched(job->base.entity, scheds, 1);