diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 66 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 11 |
3 files changed, 57 insertions, 23 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index fd3902983195..b62bbe71662d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -1259,6 +1259,7 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) union drm_amdgpu_cs *cs = data; struct amdgpu_cs_parser parser = {}; bool reserved_buffers = false; + struct amdgpu_fpriv *fpriv; int i, r; if (!adev->accel_working) @@ -1303,6 +1304,8 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) r = amdgpu_cs_submit(&parser, cs); + fpriv = filp->driver_priv; + amdgpu_vm_move_to_lru_tail(adev, &fpriv->vm); out: amdgpu_cs_parser_fini(&parser, r, reserved_buffers); return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index d12bffa5f70c..7b0fdf5c79f9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -268,6 +268,47 @@ void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm, } /** + * amdgpu_vm_move_to_lru_tail - move all BOs to the end of LRU + * + * @adev: amdgpu device pointer + * @vm: vm providing the BOs + * + * Move all BOs to the end of LRU and remember their positions to put them + * together. + */ +void amdgpu_vm_move_to_lru_tail(struct amdgpu_device *adev, + struct amdgpu_vm *vm) +{ + struct ttm_bo_global *glob = adev->mman.bdev.glob; + struct amdgpu_vm_bo_base *bo_base; + + if (vm->bulk_moveable) { + spin_lock(&glob->lru_lock); + ttm_bo_bulk_move_lru_tail(&vm->lru_bulk_move); + spin_unlock(&glob->lru_lock); + return; + } + + memset(&vm->lru_bulk_move, 0, sizeof(vm->lru_bulk_move)); + + spin_lock(&glob->lru_lock); + list_for_each_entry(bo_base, &vm->idle, vm_status) { + struct amdgpu_bo *bo = bo_base->bo; + + if (!bo->parent) + continue; + + ttm_bo_move_to_lru_tail(&bo->tbo, &vm->lru_bulk_move); + if (bo->shadow) + ttm_bo_move_to_lru_tail(&bo->shadow->tbo, + &vm->lru_bulk_move); + } + spin_unlock(&glob->lru_lock); + + vm->bulk_moveable = true; +} + +/** * amdgpu_vm_validate_pt_bos - validate the page table BOs * * @adev: amdgpu device pointer @@ -284,10 +325,11 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, int (*validate)(void *p, struct amdgpu_bo *bo), void *param) { - struct ttm_bo_global *glob = adev->mman.bdev.glob; struct amdgpu_vm_bo_base *bo_base, *tmp; int r = 0; + vm->bulk_moveable &= list_empty(&vm->evicted); + list_for_each_entry_safe(bo_base, tmp, &vm->evicted, vm_status) { struct amdgpu_bo *bo = bo_base->bo; @@ -295,14 +337,6 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, if (r) break; - if (bo->parent) { - spin_lock(&glob->lru_lock); - ttm_bo_move_to_lru_tail(&bo->tbo, NULL); - if (bo->shadow) - ttm_bo_move_to_lru_tail(&bo->shadow->tbo, NULL); - spin_unlock(&glob->lru_lock); - } - if (bo->tbo.type != ttm_bo_type_kernel) { spin_lock(&vm->moved_lock); list_move(&bo_base->vm_status, &vm->moved); @@ -312,19 +346,6 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, } } - spin_lock(&glob->lru_lock); - list_for_each_entry(bo_base, &vm->idle, vm_status) { - struct amdgpu_bo *bo = bo_base->bo; - - if (!bo->parent) - continue; - - ttm_bo_move_to_lru_tail(&bo->tbo, NULL); - if (bo->shadow) - ttm_bo_move_to_lru_tail(&bo->shadow->tbo, NULL); - } - spin_unlock(&glob->lru_lock); - return r; } @@ -2590,6 +2611,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, return r; vm->pte_support_ats = false; + vm->bulk_moveable = true; if (vm_context == AMDGPU_VM_CONTEXT_COMPUTE) { vm->use_cpu_for_update = !!(adev->vm_manager.vm_update_mode & diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 1162c2bf3138..14bafe771c9b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -29,6 +29,7 @@ #include <linux/rbtree.h> #include <drm/gpu_scheduler.h> #include <drm/drm_file.h> +#include <drm/ttm/ttm_bo_driver.h> #include "amdgpu_sync.h" #include "amdgpu_ring.h" @@ -247,6 +248,11 @@ struct amdgpu_vm { /* Some basic info about the task */ struct amdgpu_task_info task_info; + + /* Store positions of group of BOs */ + struct ttm_lru_bulk_move lru_bulk_move; + /* mark whether can do the bulk move */ + bool bulk_moveable; }; struct amdgpu_vm_manager { @@ -354,8 +360,11 @@ bool amdgpu_vm_need_pipeline_sync(struct amdgpu_ring *ring, void amdgpu_vm_check_compute_bug(struct amdgpu_device *adev); void amdgpu_vm_get_task_info(struct amdgpu_device *adev, unsigned int pasid, - struct amdgpu_task_info *task_info); + struct amdgpu_task_info *task_info); void amdgpu_vm_set_task_info(struct amdgpu_vm *vm); +void amdgpu_vm_move_to_lru_tail(struct amdgpu_device *adev, + struct amdgpu_vm *vm); + #endif |