From b15624b39b9b19ba139776e2a917bcd4e361c01e Mon Sep 17 00:00:00 2001 From: Alex Waterman Date: Wed, 15 Aug 2018 16:32:37 -0700 Subject: gpu: nvgpu: posix: move the posix dir to os Since the posix code is supporting a particular OS this code should belong under os/ not common/. Change-Id: Idf5f75b8ab9d614c9dd43ea23dab8df3c346c0ef Signed-off-by: Alex Waterman Reviewed-on: https://git-master.nvidia.com/r/1800658 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/os/posix/posix-vm.c | 52 +++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 drivers/gpu/nvgpu/os/posix/posix-vm.c (limited to 'drivers/gpu/nvgpu/os/posix/posix-vm.c') diff --git a/drivers/gpu/nvgpu/os/posix/posix-vm.c b/drivers/gpu/nvgpu/os/posix/posix-vm.c new file mode 100644 index 00000000..588b956d --- /dev/null +++ b/drivers/gpu/nvgpu/os/posix/posix-vm.c @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include + +#include +#include + +#include + +u64 nvgpu_os_buf_get_size(struct nvgpu_os_buffer *os_buf) +{ + return os_buf->size; +} + +struct nvgpu_mapped_buf *nvgpu_vm_find_mapping(struct vm_gk20a *vm, + struct nvgpu_os_buffer *os_buf, + u64 map_addr, + u32 flags, + int kind) +{ + BUG(); + + /* + * No map caching for now. + */ + return NULL; +} + +void nvgpu_vm_unmap_system(struct nvgpu_mapped_buf *mapped_buffer) +{ + free(mapped_buffer->os_priv.buf); +} -- cgit v1.2.2