Files
linux-nvgpu/drivers/gpu/nvgpu/os/posix/posix-vm.c
Richard Zhao 09cf3642ef gpu: nvgpu: add more compile flags to posix iGPU
Added bellow CFLAGS:
    -Werror -Wall -Wextra \
    -Wmissing-braces -Wpointer-arith -Wundef \
    -Wconversion -Wsign-conversion \
    -Wformat-security \
    -Wmissing-declarations -Wredundant-decls -Wimplicit-fallthrough

Also fixed all of compile errors for posix.

It's preparing for porting gpu server.

Jira GVSCI-11640

Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Change-Id: I30b09a62a57396abd642922e22f2e550a96f42c2
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2555059
Reviewed-by: Shashank Singh <shashsingh@nvidia.com>
Reviewed-by: Aparna Das <aparnad@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
2022-01-13 12:36:31 -08:00

62 lines
1.8 KiB
C

/*
* Copyright (c) 2018-2022, 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 <stdlib.h>
#include <nvgpu/vm.h>
#include <nvgpu/bug.h>
#include <nvgpu/posix/vm.h>
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,
s16 kind)
{
struct nvgpu_mapped_buf *mapped_buffer = NULL;
(void)os_buf;
(void)kind;
mapped_buffer = nvgpu_vm_find_mapped_buf(vm, map_addr);
if (mapped_buffer == NULL) {
return NULL;
}
if (mapped_buffer->flags != flags) {
return NULL;
}
return mapped_buffer;
}
void nvgpu_vm_unmap_system(struct nvgpu_mapped_buf *mapped_buffer)
{
free(mapped_buffer->os_priv.buf);
}