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-rw-r--r--drivers/gpu/nvgpu/common/linux/vm_priv.h102
1 files changed, 0 insertions, 102 deletions
diff --git a/drivers/gpu/nvgpu/common/linux/vm_priv.h b/drivers/gpu/nvgpu/common/linux/vm_priv.h
deleted file mode 100644
index be7efa8b..00000000
--- a/drivers/gpu/nvgpu/common/linux/vm_priv.h
+++ /dev/null
@@ -1,102 +0,0 @@
1/*
2 * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16
17#ifndef __COMMON_LINUX_VM_PRIV_H__
18#define __COMMON_LINUX_VM_PRIV_H__
19
20#include <nvgpu/types.h>
21
22struct sg_table;
23struct dma_buf;
24
25struct vm_gk20a;
26struct vm_gk20a_mapping_batch;
27
28struct buffer_attrs {
29 struct sg_table *sgt;
30 u64 size;
31 u64 align;
32 u32 ctag_offset;
33 u32 ctag_lines;
34 u32 ctag_allocated_lines;
35 int pgsz_idx;
36 u8 kind_v;
37 bool use_kind_v;
38 u8 uc_kind_v;
39 bool use_uc_kind_v;
40 bool ctag_user_mappable;
41};
42
43u64 nvgpu_vm_map(struct vm_gk20a *vm,
44 struct dma_buf *dmabuf,
45 u64 offset_align,
46 u32 flags,
47
48 /*
49 * compressible kind if
50 * NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL is
51 * specified, otherwise just the kind
52 */
53 s16 compr_kind,
54
55 /*
56 * incompressible kind if
57 * NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL is
58 * specified, otherwise ignored
59 */
60 s16 incompr_kind,
61
62 bool user_mapped,
63 int rw_flag,
64 u64 buffer_offset,
65 u64 mapping_size,
66 struct vm_gk20a_mapping_batch *mapping_batch);
67
68/*
69 * Notes:
70 * - Batch may be NULL if map op is not part of a batch.
71 * - If NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL is set,
72 * compr_kind and incompr_kind work as explained in nvgpu.h.
73 * - If NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL is NOT set,
74 * compr_kind holds the kind and kernel will figure out whether
75 * it is a compressible or incompressible kind. If compressible, kernel will
76 * also figure out the incompressible counterpart or return an error.
77 */
78int nvgpu_vm_map_buffer(struct vm_gk20a *vm,
79 int dmabuf_fd,
80 u64 *offset_align,
81 u32 flags, /* NVGPU_AS_MAP_BUFFER_FLAGS_ */
82 s16 compr_kind,
83 s16 incompr_kind,
84 u64 buffer_offset,
85 u64 mapping_size,
86 struct vm_gk20a_mapping_batch *batch);
87
88void nvgpu_vm_unmap(struct vm_gk20a *vm, u64 offset);
89
90/* find buffer corresponding to va */
91int nvgpu_vm_find_buf(struct vm_gk20a *vm, u64 gpu_va,
92 struct dma_buf **dmabuf,
93 u64 *offset);
94
95enum nvgpu_aperture gk20a_dmabuf_aperture(struct gk20a *g,
96 struct dma_buf *dmabuf);
97int validate_fixed_buffer(struct vm_gk20a *vm,
98 struct buffer_attrs *bfr,
99 u64 map_offset, u64 map_size,
100 struct nvgpu_vm_area **pva_node);
101
102#endif