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nvmap: Copy drivers and headers from kernel/nvidia
Copy the driver and header sources of the nvmap to kernel/nvidia-oot from kernel/nvidia as part of removing the dependency of kernel/nvidia for OOT drivers. The latest (few) git history of the files copied are b7a355916 video: tegra: nvmap: Fix type casting issue 2128c5433 video: tegra: nvmap: Fix type casting issues 0cd082559 video: tegra: nvmap: Change peer vm id data type 4bd7ece67 tegra: nvmap: mark ivm carveout pages occupied e86f3630a video: tegra: nvmap: Fix type casting issue c43a23e58 video: tegra: nvmap: Fix type casting issue ca1dda22e video: tegra: nvmap: Fix type casting issue 1f567abfe video: tegra: nvmap: Fix wrap up condition 29db4d31c video: tegra: nvmap: Remove unnecessary debugfs fe72f1413 video: tegra: nvmap: Remove get_drv_data() call 3b0fc79e7 video: tegra: nvmap: Fix coverity defect 3cc0ce41b video: tegra: nvmap: Fix coverity defect 6da39e966 video: tegra: nvmap: Fix WARN_ON condition a16351ff1 video: tegra: nvmap: Remove dead code 9993f2d2d video: tegra: nvmap: Update print level 6066a2077 video: tegra: nvmap: Remove nvmap_debug_lru_allocations_show 3cdf2b7ba video: tegra: nvmap: Add kernel version check 716ded4fc video: tegra: nvmap: Initialize the return value 9b6c1b4ab video: tegra: nvmap: Correct debugfs code 33e70118b video: tegra: nvmap: Fix Cert-C error handling bug 7b960ed79 video: tegra: nvmap: Fix Cert-C error handling bug 945dc1471 video: tegra: nvmap: Fix Cert-C error handling bug 31e572de2 video: tegra: nvmap: Fix Cert-C error handling bug 1f25cbf68 video: tegra: nvmap: Fix Cert-C error handling bug fa5428107 video: tegra: nvmap: Remove nvmap_handle_get_from_fd df73f2208 video: tegra: nvmap: Protect kmap/kunmap code 9842e7c6a video: tegra: nvmap: Remove t19x dma_buf map/unmap 06dff1a8d video: tegra: nvmap: Remove unnecessary export symbols 6f097f86b video: tegra: nvmap: Fix Cert-C error handling bug f14171608 video: tegra: nvmap: load nvmap for T23x compatible platforms 266812814 video: tegra: nvmap: Get rid of NVMAP_CONFIG_KSTABLE_KERNEL 1b38c0887 nvmap: Don't use NV_BUILD_KERNEL_OPTIONS 0ab8dc032 video: tegra: nvmap: Reintroduce NVMAP_CONFIG_VPR_RESIZE cc8db9797 driver: platform: tegra: Separate out vpr code 28955d95c video/tegra: nvmap: Enable build as OOT module 876d1fbb8 video: tegra: nvmap: Remove IS_ENABLED check 5ea30867a nvmap: Add support to build as module from OOT kernel a71ad020e video: tegra: nvmap: Protect tegra_vpr args under config e70061cc1 video: tegra: nvmap: Do not export cvnas_dev d2a26ff36 video: tegra: nvmap: Include missing header 692e4f682 video: tegra: nvmap: Update page coloring algo 2b9dbb911 video: tegra: nvmap: Check for return value de8de12b6 video: tegra: nvmap: Enable legacy init support 65d478158 video: tegra: nvmap: Remove dependency of cvnas 38bdd6f05 video: tegra: nvmap: Make nvmap as loadable module 9668e410b video: tegra: nvmap: Enable handle as ID 11c6cbd23 tegra: nvmap: Fix build for Linux v5.18 fbd95c3ab linux: nvmap: change ivm_handle to u32 eb1e2c302 video: tegra: nvmap: Fix NVSCIIPC support 022689b29 tegra: nvmap: return error if handle as ID enabled but id is fd 19e5106ed video: tegra: nvmap: Don't treat ivm as reserved mem carveouts Bug 4038415 Change-Id: I7108aec3b8532fe79c9423c2835744b1213719e8 Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
This commit is contained in:
Laxman Dewangan
113
include/linux/nvmap.h
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113
include/linux/nvmap.h
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/*
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* include/linux/nvmap.h
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*
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* structure declarations for nvmem and nvmap user-space ioctls
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*
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* Copyright (c) 2009-2022, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef _LINUX_NVMAP_H
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#define _LINUX_NVMAP_H
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#include <linux/rbtree.h>
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#include <linux/file.h>
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#include <linux/dma-buf.h>
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#include <linux/device.h>
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#include <linux/version.h>
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#include <uapi/linux/nvmap.h>
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#define NVMAP_HEAP_IOVMM (1ul<<30)
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/* common carveout heaps */
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#define NVMAP_HEAP_CARVEOUT_VPR (1ul<<28)
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#define NVMAP_HEAP_CARVEOUT_TSEC (1ul<<27)
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#define NVMAP_HEAP_CARVEOUT_VIDMEM (1ul<<26)
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#define NVMAP_HEAP_CARVEOUT_FSI (1ul<<2)
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#define NVMAP_HEAP_CARVEOUT_IVM (1ul<<1)
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#define NVMAP_HEAP_CARVEOUT_GENERIC (1ul<<0)
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#define NVMAP_HEAP_CARVEOUT_MASK (NVMAP_HEAP_IOVMM - 1)
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/* allocation flags */
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#define NVMAP_HANDLE_UNCACHEABLE (0x0ul << 0)
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#define NVMAP_HANDLE_WRITE_COMBINE (0x1ul << 0)
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#define NVMAP_HANDLE_INNER_CACHEABLE (0x2ul << 0)
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#define NVMAP_HANDLE_CACHEABLE (0x3ul << 0)
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#define NVMAP_HANDLE_CACHE_FLAG (0x3ul << 0)
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#define NVMAP_HANDLE_SECURE (0x1ul << 2)
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#define NVMAP_HANDLE_KIND_SPECIFIED (0x1ul << 3)
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#define NVMAP_HANDLE_COMPR_SPECIFIED (0x1ul << 4)
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#define NVMAP_HANDLE_ZEROED_PAGES (0x1ul << 5)
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#define NVMAP_HANDLE_PHYS_CONTIG (0x1ul << 6)
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#define NVMAP_HANDLE_CACHE_SYNC (0x1ul << 7)
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#define NVMAP_HANDLE_CACHE_SYNC_AT_RESERVE (0x1ul << 8)
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#define NVMAP_HANDLE_RO (0x1ul << 9)
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#ifdef NVMAP_CONFIG_PAGE_POOLS
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ulong nvmap_page_pool_get_unused_pages(void);
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#else
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static inline ulong nvmap_page_pool_get_unused_pages(void)
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{
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return 0;
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}
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 15, 0)
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ulong nvmap_iovmm_get_used_pages(void);
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#endif
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int nvmap_register_vidmem_carveout(struct device *dma_dev,
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phys_addr_t base, size_t size);
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/*
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* A heap can be mapped to memory other than DRAM.
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* The HW, controls the memory, can be power gated/ungated
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* based upon the clients using the memory.
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* if no client/alloc happens from the memory, the HW needs
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* to be power gated. Similarly it should power ungated if
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* alloc happens from the memory.
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* int (*busy)(void) - trigger runtime power ungate
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* int (*idle)(void) - trigger runtime power gate
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*/
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struct nvmap_pm_ops {
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int (*busy)(void);
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int (*idle)(void);
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};
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struct nvmap_platform_carveout {
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const char *name;
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unsigned int usage_mask;
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phys_addr_t base;
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size_t size;
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struct device *cma_dev;
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bool resize;
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struct device *dma_dev;
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struct device dev;
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struct dma_declare_info *dma_info;
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bool is_ivm;
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unsigned int peer;
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unsigned int vmid;
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int can_alloc;
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bool enable_static_dma_map;
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bool disable_dynamic_dma_map;
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bool no_cpu_access; /* carveout can't be accessed from cpu at all */
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bool init_done; /* FIXME: remove once all caveouts use reserved-memory */
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struct nvmap_pm_ops pm_ops;
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};
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struct nvmap_platform_data {
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const struct nvmap_platform_carveout *carveouts;
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unsigned int nr_carveouts;
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};
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#endif /* _LINUX_NVMAP_H */
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