drm/imagination/pvr_vm.c

175  * @bind_op: Bind op context.
182 static int pvr_vm_bind_op_exec(struct pvr_vm_bind_op *bind_op)
184 	switch (bind_op->type) {
186 		return drm_gpuvm_sm_map(&bind_op->vm_ctx->gpuvm_mgr,
187 					bind_op, bind_op->device_addr,
188 					bind_op->size,
189 					gem_from_pvr_gem(bind_op->pvr_obj),
190 					bind_op->offset);
193 		return drm_gpuvm_sm_unmap(&bind_op->vm_ctx->gpuvm_mgr,
194 					  bind_op, bind_op->device_addr,
195 					  bind_op->size);
206 static void pvr_vm_bind_op_fini(struct pvr_vm_bind_op *bind_op)
208 	drm_gpuvm_bo_put(bind_op->gpuvm_bo);
210 	kfree(bind_op->new_va);
211 	kfree(bind_op->prev_va);
212 	kfree(bind_op->next_va);
214 	if (bind_op->pvr_obj)
215 		pvr_gem_object_put(bind_op->pvr_obj);
217 	if (bind_op->mmu_op_ctx)
218 		pvr_mmu_op_context_destroy(bind_op->mmu_op_ctx);
222 pvr_vm_bind_op_map_init(struct pvr_vm_bind_op *bind_op,
247 	bind_op->type = PVR_VM_BIND_TYPE_MAP;
250 	bind_op->gpuvm_bo = drm_gpuvm_bo_obtain(&vm_ctx->gpuvm_mgr, obj);
252 	if (IS_ERR(bind_op->gpuvm_bo))
253 		return PTR_ERR(bind_op->gpuvm_bo);
255 	bind_op->new_va = kzalloc(sizeof(*bind_op->new_va), GFP_KERNEL);
256 	bind_op->prev_va = kzalloc(sizeof(*bind_op->prev_va), GFP_KERNEL);
257 	bind_op->next_va = kzalloc(sizeof(*bind_op->next_va), GFP_KERNEL);
258 	if (!bind_op->new_va || !bind_op->prev_va || !bind_op->next_va) {
269 	bind_op->mmu_op_ctx =
271 	err = PTR_ERR_OR_ZERO(bind_op->mmu_op_ctx);
273 		bind_op->mmu_op_ctx = NULL;
277 	bind_op->pvr_obj = pvr_obj;
278 	bind_op->vm_ctx = vm_ctx;
279 	bind_op->device_addr = device_addr;
280 	bind_op->size = size;
281 	bind_op->offset = offset;
286 	pvr_vm_bind_op_fini(bind_op);
292 pvr_vm_bind_op_unmap_init(struct pvr_vm_bind_op *bind_op,
301 	bind_op->type = PVR_VM_BIND_TYPE_UNMAP;
303 	bind_op->prev_va = kzalloc(sizeof(*bind_op->prev_va), GFP_KERNEL);
304 	bind_op->next_va = kzalloc(sizeof(*bind_op->next_va), GFP_KERNEL);
305 	if (!bind_op->prev_va || !bind_op->next_va) {
310 	bind_op->mmu_op_ctx =
312 	err = PTR_ERR_OR_ZERO(bind_op->mmu_op_ctx);
314 		bind_op->mmu_op_ctx = NULL;
318 	bind_op->vm_ctx = vm_ctx;
319 	bind_op->device_addr = device_addr;
320 	bind_op->size = size;
325 	pvr_vm_bind_op_fini(bind_op);
687 	struct pvr_vm_bind_op *bind_op = vm_exec->extra.priv;
688 	struct pvr_gem_object *pvr_obj = bind_op->pvr_obj;
724 	struct pvr_vm_bind_op bind_op = {0};
731 			.priv = &bind_op,
735 	int err = pvr_vm_bind_op_map_init(&bind_op, vm_ctx, pvr_obj,
748 	err = pvr_vm_bind_op_exec(&bind_op);
753 	pvr_vm_bind_op_fini(&bind_op);
775 	struct pvr_vm_bind_op bind_op = {0};
782 			.priv = &bind_op,
786 	int err = pvr_vm_bind_op_unmap_init(&bind_op, vm_ctx, device_addr,
795 	err = pvr_vm_bind_op_exec(&bind_op);
800 	pvr_vm_bind_op_fini(&bind_op);