Am 10.04.20 um 14:49 schrieb Alex Deucher:
This allows IPs to flag whether a specific ring requires
a GPU scheduler or not. E.g., sometimes instances of an
IP are asymmetric and have different capabilities.
Reviewed-by: Hawking Zhang <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Reviewed-by: Christian König <[email protected]> for the series.
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 3 ++-
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 1 +
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 5f36bd58202a..4863e91c5533 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -261,7 +261,8 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct
amdgpu_ring *ring,
mutex_init(&ring->priority_mutex);
if (ring->funcs->type >= AMDGPU_RING_TYPE_GFX &&
- ring->funcs->type <= AMDGPU_RING_TYPE_VCN_JPEG) {
+ ring->funcs->type <= AMDGPU_RING_TYPE_VCN_JPEG &&
+ !ring->no_scheduler) {
hw_ip = ring->funcs->type;
num_sched = &adev->gpu_sched[hw_ip][hw_prio].num_scheds;
adev->gpu_sched[hw_ip][hw_prio].sched[(*num_sched)++] =
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index efd7627b3f69..f61664ee4940 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -238,6 +238,7 @@ struct amdgpu_ring {
unsigned vm_inv_eng;
struct dma_fence *vmid_wait;
bool has_compute_vm_bug;
+ bool no_scheduler;
atomic_t num_jobs[DRM_SCHED_PRIORITY_MAX];
struct mutex priority_mutex;
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