From 2ac305b7c8d7f93a6ef0018391e9865ea4ac0d65 Mon Sep 17 00:00:00 2001 From: Huang Rui Date: Thu, 26 Jul 2018 16:32:08 +0800 Subject: drm/ttm: add ttm_set_memory header (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch moves all non-x86 abstraction to the ttm_set_memory header. It is to make function calling more clearly. (v2): add ttm_ prefix. Suggested-by: Christian König Signed-off-by: Huang Rui Reviewed-by: Bas Nieuwenhuizen Reviewed-by: Christian König Signed-off-by: Alex Deucher --- include/drm/ttm/ttm_set_memory.h | 128 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 include/drm/ttm/ttm_set_memory.h (limited to 'include/drm') diff --git a/include/drm/ttm/ttm_set_memory.h b/include/drm/ttm/ttm_set_memory.h new file mode 100644 index 000000000000..a70723cf208b --- /dev/null +++ b/include/drm/ttm/ttm_set_memory.h @@ -0,0 +1,128 @@ +/************************************************************************** + * + * 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 + */ + +#ifndef TTM_SET_MEMORY +#define TTM_SET_MEMORY + +#include + +#ifdef CONFIG_X86 + +#include + +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); +} + +#else /* for CONFIG_X86 */ + +#if IS_ENABLED(CONFIG_AGP) + +#include + +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 */ + +#endif /* for CONFIG_X86 */ + +#endif -- cgit v1.2.3-70-g09d2