nv-tegra-mirror/linux-nvgpu
1
0
Fork 0
mirror of git://nv-tegra.nvidia.com/linux-nvgpu.git synced 2025-12-22 17:36:20 +03:00
Code Issues Packages Projects Releases Wiki Activity

gpu: nvgpu: remove kind control capability

Browse Source 
Kind is controlled by nvgpu userspace library so related capability
flags can be removed from kernel and uapi interface.

Jira NVGPU-9832
Bug 4034184

Change-Id: Id2b0a4e1cd784638362116b8d99177467fba998b
Signed-off-by: Shashank Singh <shashsingh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2880391
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Dinesh T <dt@nvidia.com>
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Shashank Singh
2023-03-31 06:26:25 +00:00
committed by mobile promotions
parent 56a4680a3b
commit 21cb70f58d
10 changed files with 10 additions and 47 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/nvgpu/common/init/nvgpu_init.c
View File

@@ -1117,7 +1117,6 @@ int nvgpu_init_gpu_characteristics(struct gk20a *g)
#ifdef CONFIG_NVGPU_BUILD_CONFIGURATION_IS_SAFETY
nvgpu_set_enabled(g, NVGPU_DRIVER_REDUCED_PROFILE, true);
#endif
nvgpu_set_enabled(g, NVGPU_SUPPORT_MAP_DIRECT_KIND_CTRL, true);
nvgpu_set_enabled(g, NVGPU_SUPPORT_MAP_BUFFER_BATCH, true);
nvgpu_set_enabled(g, NVGPU_SUPPORT_SPARSE_ALLOCS, true);
nvgpu_set_enabled(g, NVGPU_SUPPORT_MAP_ACCESS_TYPE, true);

2
drivers/gpu/nvgpu/include/nvgpu/enabled.h
View File

@@ -74,8 +74,6 @@ struct gk20a;
"IO coherence support is available"), \
DEFINE_FLAG(NVGPU_SUPPORT_SPARSE_ALLOCS, \
"MAP_BUFFER_EX with sparse allocations"), \
DEFINE_FLAG(NVGPU_SUPPORT_MAP_DIRECT_KIND_CTRL, \
"Direct PTE kind control is supported (map_buffer_ex)"),\
DEFINE_FLAG(NVGPU_SUPPORT_MAP_BUFFER_BATCH, \
"Support batch mapping"), \
DEFINE_FLAG(NVGPU_SUPPORT_MAPPING_MODIFY, \

4
drivers/gpu/nvgpu/include/nvgpu/linux/vm.h
View File

@@ -1,5 +1,5 @@
/*
* Copyright (c) 2017-2021, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2017-2023, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -52,7 +52,6 @@ struct nvgpu_mapped_buf_priv {
struct sg_table *sgt;
};
/* NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL must be set */
int nvgpu_vm_map_linux(struct vm_gk20a *vm,
struct dma_buf *dmabuf,
u64 map_addr,
@@ -69,7 +68,6 @@ int nvgpu_vm_map_linux(struct vm_gk20a *vm,
/*
* Notes:
* - Batch may be NULL if map op is not part of a batch.
* - NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL must be set
*/
int nvgpu_vm_map_buffer(struct vm_gk20a *vm,
int dmabuf_fd,

3
drivers/gpu/nvgpu/include/nvgpu/vm.h
View File

@@ -1,5 +1,5 @@
/*
* Copyright (c) 2017-2022, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2017-2023, 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"),
@@ -349,7 +349,6 @@ struct vm_gk20a {
#define NVGPU_VM_MAP_CACHEABLE BIT32(1)
#define NVGPU_VM_MAP_IO_COHERENT BIT32(2)
#define NVGPU_VM_MAP_UNMAPPED_PTE BIT32(3)
#define NVGPU_VM_MAP_DIRECT_KIND_CTRL BIT32(4)
#define NVGPU_VM_MAP_L3_ALLOC BIT32(5)
#define NVGPU_VM_MAP_PLATFORM_ATOMIC BIT32(6)
#define NVGPU_VM_MAP_TEGRA_RAW BIT32(7)

5
drivers/gpu/nvgpu/os/linux/cde.c
View File

@@ -1,7 +1,7 @@
/*
* Color decompression engine support
*
* Copyright (c) 2014-2022, NVIDIA Corporation. All rights reserved.
* Copyright (c) 2014-2023, NVIDIA Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -1108,8 +1108,7 @@ __releases(&l->cde_app->mutex)
get_dma_buf(compbits_scatter_buf); /* a ref for nvgpu_vm_map_linux */
err = nvgpu_vm_map_linux(cde_ctx->vm, compbits_scatter_buf, 0,
NVGPU_VM_MAP_ACCESS_DEFAULT,
NVGPU_VM_MAP_CACHEABLE |
NVGPU_VM_MAP_DIRECT_KIND_CTRL,
NVGPU_VM_MAP_CACHEABLE,
gk20a_cde_mapping_page_size(cde_ctx->vm,
map_offset,
map_size),

16
drivers/gpu/nvgpu/os/linux/ioctl_as.c
View File

@@ -1,7 +1,7 @@
/*
* GK20A Address Spaces
*
* Copyright (c) 2011-2022, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2011-2023, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -109,13 +109,6 @@ static int gk20a_as_ioctl_map_buffer_ex(
nvgpu_log_fn(g, " ");
/* unsupported, direct kind control must be used */
if (!(args->flags & NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL)) {
struct gk20a *g = as_share->vm->mm->g;
nvgpu_log_info(g, "Direct kind control must be requested");
return -EINVAL;
}
return nvgpu_vm_map_buffer(as_share->vm, args->dmabuf_fd,
&args->offset, args->flags,
args->page_size,
@@ -198,15 +191,8 @@ static int gk20a_as_ioctl_map_buffer_batch(
break;
}
if (map_args.flags &
NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL) {
compressible_kind = map_args.compr_kind;
incompressible_kind = map_args.incompr_kind;
} else {
/* direct kind control must be used */
err = -EINVAL;
break;
}
err = nvgpu_vm_map_buffer(
as_share->vm, map_args.dmabuf_fd,

2
drivers/gpu/nvgpu/os/linux/ioctl_ctrl.c
View File

@@ -270,8 +270,6 @@ static struct nvgpu_flags_mapping flags_mapping[] = {
NVGPU_SUPPORT_IO_COHERENCE},
{NVGPU_GPU_FLAGS_SUPPORT_RESCHEDULE_RUNLIST,
NVGPU_SUPPORT_RESCHEDULE_RUNLIST},
{NVGPU_GPU_FLAGS_SUPPORT_MAP_DIRECT_KIND_CTRL,
NVGPU_SUPPORT_MAP_DIRECT_KIND_CTRL},
{NVGPU_GPU_FLAGS_ECC_ENABLED_SM_LRF,
NVGPU_ECC_ENABLED_SM_LRF},
{NVGPU_GPU_FLAGS_ECC_ENABLED_SM_SHM,

6
drivers/gpu/nvgpu/os/linux/vm.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright (c) 2017-2022, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2017-2023, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -72,10 +72,6 @@ static int nvgpu_vm_translate_linux_flags(struct gk20a *g, u32 flags, u32 *out_c
if (!nvgpu_is_enabled(g, NVGPU_DISABLE_L3_SUPPORT))
core_flags |= NVGPU_VM_MAP_L3_ALLOC;
}
if ((flags & NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL) != 0U) {
core_flags |= NVGPU_VM_MAP_DIRECT_KIND_CTRL;
consumed_flags |= NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL;
}
if ((flags & NVGPU_AS_MAP_BUFFER_FLAGS_PLATFORM_ATOMIC) != 0U) {
core_flags |= NVGPU_VM_MAP_PLATFORM_ATOMIC;
consumed_flags |= NVGPU_AS_MAP_BUFFER_FLAGS_PLATFORM_ATOMIC;

12
include/uapi/linux/nvgpu-as.h
View File

@@ -1,5 +1,5 @@
/*
* Copyright (c) 2021-2022, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2021-2023, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -108,7 +108,6 @@ struct nvgpu_as_bind_channel_args {
#define NVGPU_AS_MAP_BUFFER_FLAGS_UNMAPPED_PTE (1 << 5)
#define NVGPU_AS_MAP_BUFFER_FLAGS_MAPPABLE_COMPBITS (1 << 6)
#define NVGPU_AS_MAP_BUFFER_FLAGS_L3_ALLOC (1 << 7)
#define NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL (1 << 8)
#define NVGPU_AS_MAP_BUFFER_FLAGS_PLATFORM_ATOMIC (1 << 9)
#define NVGPU_AS_MAP_BUFFER_FLAGS_TEGRA_RAW (1 << 12)
@@ -161,11 +160,6 @@ struct nvgpu_as_bind_channel_args {
*
* Deprecated.
*
* %NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL
*
* Set when userspace plans to pass in @compr_kind and @incompr_kind
* instead of letting the kernel work out kind fields.
*
* %NVGPU_AS_MAP_BUFFER_FLAGS_PLATFORM_ATOMIC
*
* Specify that a mapping should use platform atomics.
@@ -178,8 +172,7 @@ struct nvgpu_as_bind_channel_args {
* @incompr_kind [IN]
*
* Specify the compressible and incompressible kinds to be used for the
* mapping. Requires that %NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL is
* set in @flags. The kernel will attempt to use @comp_kind and if for
* mapping. The kernel will attempt to use @comp_kind and if for
* some reason that is not possible will then fall back to using the
* @incompr_kind.
*
@@ -221,7 +214,6 @@ struct nvgpu_as_bind_channel_args {
* returned in this field. The field is in bytes.
*/
struct nvgpu_as_map_buffer_ex_args {
/* NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL must be set */
__u32 flags; /* in/out */
/*

2
include/uapi/linux/nvgpu-ctrl.h
View File

@@ -135,8 +135,6 @@ struct nvgpu_gpu_zbc_query_table_args {
#define NVGPU_GPU_FLAGS_SUPPORT_RESCHEDULE_RUNLIST (1ULL << 21)
/* subcontexts are available */
#define NVGPU_GPU_FLAGS_SUPPORT_TSG_SUBCONTEXTS (1ULL << 22)
/* Direct PTE kind control is supported (map_buffer_ex) */
#define NVGPU_GPU_FLAGS_SUPPORT_MAP_DIRECT_KIND_CTRL (1ULL << 23)
/* NVGPU_GPU_IOCTL_SET_DETERMINISTIC_OPTS is available */
#define NVGPU_GPU_FLAGS_SUPPORT_DETERMINISTIC_OPTS (1ULL << 24)
/* SCG support is available */