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/*
* Copyright (c) 2017, 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/>.
*/
#ifndef __NVGPU_KMEM_LINUX_H__
#define __NVGPU_KMEM_LINUX_H__
#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <asm/page.h>
struct gk20a;
struct device;
#ifdef CONFIG_NVGPU_TRACK_MEM_USAGE
void *__nvgpu_track_vmalloc(struct gk20a *g, unsigned long size,
unsigned long ip);
void *__nvgpu_track_vzalloc(struct gk20a *g, unsigned long size,
unsigned long ip);
void *__nvgpu_track_kmalloc(struct gk20a *g, size_t size, unsigned long ip);
void *__nvgpu_track_kzalloc(struct gk20a *g, size_t size, unsigned long ip);
void *__nvgpu_track_kcalloc(struct gk20a *g, size_t n, size_t size,
unsigned long ip);
void __nvgpu_track_vfree(struct gk20a *g, void *addr);
void __nvgpu_track_kfree(struct gk20a *g, void *addr);
void nvgpu_kmem_debugfs_init(struct device *dev);
#else
static inline void nvgpu_kmem_debugfs_init(struct device *dev)
{
}
#endif
/**
* DOC: Linux pass through kmem implementation.
*
* These are the Linux implementations of the various kmem functions defined by
* nvgpu. This should not be included directly - instead include <nvgpu/kmem.h>.
*/
static inline void *__nvgpu_kmalloc(struct gk20a *g, size_t size,
unsigned long ip)
{
#ifdef CONFIG_NVGPU_TRACK_MEM_USAGE
return __nvgpu_track_vmalloc(g, size, ip);
#else
return kmalloc(size, GFP_KERNEL);
#endif
}
static inline void *__nvgpu_kzalloc(struct gk20a *g, size_t size,
unsigned long ip)
{
#ifdef CONFIG_NVGPU_TRACK_MEM_USAGE
return __nvgpu_track_kzalloc(g, size, ip);
#else
return kzalloc(size, GFP_KERNEL);
#endif
}
static inline void *__nvgpu_kcalloc(struct gk20a *g, size_t n, size_t size,
unsigned long ip)
{
#ifdef CONFIG_NVGPU_TRACK_MEM_USAGE
return __nvgpu_track_kcalloc(g, n, size, ip);
#else
return kcalloc(n, size, GFP_KERNEL);
#endif
}
static inline void *__nvgpu_vmalloc(struct gk20a *g, unsigned long size,
unsigned long ip)
{
#ifdef CONFIG_NVGPU_TRACK_MEM_USAGE
return __nvgpu_track_vmalloc(g, size, ip);
#else
return vmalloc(size);
#endif
}
static inline void *__nvgpu_vzalloc(struct gk20a *g, unsigned long size,
unsigned long ip)
{
#ifdef CONFIG_NVGPU_TRACK_MEM_USAGE
return __nvgpu_track_vzalloc(g, size, ip);
#else
return vzalloc(size);
#endif
}
static inline void __nvgpu_kfree(struct gk20a *g, void *addr)
{
#ifdef CONFIG_NVGPU_TRACK_MEM_USAGE
__nvgpu_track_kfree(g, addr);
#else
kfree(addr);
#endif
}
static inline void __nvgpu_vfree(struct gk20a *g, void *addr)
{
#ifdef CONFIG_NVGPU_TRACK_MEM_USAGE
__nvgpu_track_vfree(g, addr);
#else
vfree(addr);
#endif
}
#endif
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