151 строка
3.6 KiB
C
151 строка
3.6 KiB
C
/**************************************************************************
|
|
*
|
|
* Copyright (c) 2018 Advanced Micro Devices, Inc.
|
|
* 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, sub license, 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 (including the
|
|
* next paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
|
|
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
|
|
*
|
|
**************************************************************************/
|
|
/*
|
|
* Authors: Huang Rui <ray.huang@amd.com>
|
|
*/
|
|
|
|
#ifndef TTM_SET_MEMORY
|
|
#define TTM_SET_MEMORY
|
|
|
|
#include <linux/mm.h>
|
|
|
|
#ifdef CONFIG_X86
|
|
|
|
#include <asm/set_memory.h>
|
|
|
|
static inline int ttm_set_pages_array_wb(struct page **pages, int addrinarray)
|
|
{
|
|
return set_pages_array_wb(pages, addrinarray);
|
|
}
|
|
|
|
static inline int ttm_set_pages_array_wc(struct page **pages, int addrinarray)
|
|
{
|
|
return set_pages_array_wc(pages, addrinarray);
|
|
}
|
|
|
|
static inline int ttm_set_pages_array_uc(struct page **pages, int addrinarray)
|
|
{
|
|
return set_pages_array_uc(pages, addrinarray);
|
|
}
|
|
|
|
static inline int ttm_set_pages_wb(struct page *page, int numpages)
|
|
{
|
|
return set_pages_wb(page, numpages);
|
|
}
|
|
|
|
static inline int ttm_set_pages_wc(struct page *page, int numpages)
|
|
{
|
|
unsigned long addr = (unsigned long)page_address(page);
|
|
|
|
return set_memory_wc(addr, numpages);
|
|
}
|
|
|
|
static inline int ttm_set_pages_uc(struct page *page, int numpages)
|
|
{
|
|
return set_pages_uc(page, numpages);
|
|
}
|
|
|
|
#else /* for CONFIG_X86 */
|
|
|
|
#if IS_ENABLED(CONFIG_AGP)
|
|
|
|
#include <asm/agp.h>
|
|
|
|
static inline int ttm_set_pages_array_wb(struct page **pages, int addrinarray)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < addrinarray; i++)
|
|
unmap_page_from_agp(pages[i]);
|
|
return 0;
|
|
}
|
|
|
|
static inline int ttm_set_pages_array_wc(struct page **pages, int addrinarray)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < addrinarray; i++)
|
|
map_page_into_agp(pages[i]);
|
|
return 0;
|
|
}
|
|
|
|
static inline int ttm_set_pages_array_uc(struct page **pages, int addrinarray)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < addrinarray; i++)
|
|
map_page_into_agp(pages[i]);
|
|
return 0;
|
|
}
|
|
|
|
static inline int ttm_set_pages_wb(struct page *page, int numpages)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < numpages; i++)
|
|
unmap_page_from_agp(page++);
|
|
return 0;
|
|
}
|
|
|
|
#else /* for CONFIG_AGP */
|
|
|
|
static inline int ttm_set_pages_array_wb(struct page **pages, int addrinarray)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int ttm_set_pages_array_wc(struct page **pages, int addrinarray)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int ttm_set_pages_array_uc(struct page **pages, int addrinarray)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int ttm_set_pages_wb(struct page *page, int numpages)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
#endif /* for CONFIG_AGP */
|
|
|
|
static inline int ttm_set_pages_wc(struct page *page, int numpages)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int ttm_set_pages_uc(struct page *page, int numpages)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
#endif /* for CONFIG_X86 */
|
|
|
|
#endif
|