Files
linux-nvgpu/drivers/gpu/nvgpu/os/linux/nvgpu_ivm.c
Jon Hunter a8e38dd72d gpu: nvgpu: Fix OOT build for Linux v5.14
For building NVGPU as an out-of-tree we support Linux v5.14+ kernels.
NVGPU is no longer building as an out-of-tree module for v5.14 because
the tegra-ivc.h header is not found. Update the driver for use the
appropriate header for Linux v5.14.

Bug 3812973

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Change-Id: I268ca8a56d04f1801200ff7fb6838b670a0c48d5
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2828088
Reviewed-by: Dinesh T <dt@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2022-12-16 03:34:42 -08:00

58 lines
1.5 KiB
C

/*
* Copyright (c) 2022, 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,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/version.h>
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
#include <linux/tegra-ivc.h>
#else
#include <soc/tegra/virt/hv-ivc.h>
#endif
#include "os/linux/os_linux.h"
#include <nvgpu/nvgpu_ivm.h>
struct tegra_hv_ivm_cookie *nvgpu_ivm_mempool_reserve(unsigned int id)
{
return tegra_hv_mempool_reserve(id);
}
int nvgpu_ivm_mempool_unreserve(struct tegra_hv_ivm_cookie *cookie)
{
return tegra_hv_mempool_unreserve(cookie);
}
u64 nvgpu_ivm_get_ipa(struct tegra_hv_ivm_cookie *cookie)
{
return cookie->ipa;
}
u64 nvgpu_ivm_get_size(struct tegra_hv_ivm_cookie *cookie)
{
return cookie->size;
}
void *nvgpu_ivm_mempool_map(struct tegra_hv_ivm_cookie *cookie)
{
return ioremap_cache(nvgpu_ivm_get_ipa(cookie),
nvgpu_ivm_get_size(cookie));
}
void nvgpu_ivm_mempool_unmap(struct tegra_hv_ivm_cookie *cookie,
void *addr)
{
iounmap(addr);
}