drm/amdgpu: use a fence array for VMID management
Just wait for any fence to become available, instead
of waiting for the last entry of the LRU.
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 922a20c..c13023dde 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -597,10 +597,8 @@
struct amdgpu_sync *sync,
struct reservation_object *resv,
void *owner);
-bool amdgpu_sync_is_idle(struct amdgpu_sync *sync,
- struct amdgpu_ring *ring);
-int amdgpu_sync_cycle_fences(struct amdgpu_sync *dst, struct amdgpu_sync *src,
- struct fence *fence);
+struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync,
+ struct amdgpu_ring *ring);
struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync);
void amdgpu_sync_free(struct amdgpu_sync *sync);
int amdgpu_sync_init(void);
@@ -909,6 +907,10 @@
struct list_head ids_lru;
struct amdgpu_vm_id ids[AMDGPU_NUM_VM];
+ /* Handling of VM fences */
+ u64 fence_context;
+ unsigned seqno[AMDGPU_MAX_RINGS];
+
uint32_t max_pfn;
/* vram base address for page table entry */
u64 vram_base_offset;