/* * Copyright (c) Red Hat Inc. * 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 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. * * Authors: Dave Airlie * Jerome Glisse */ #ifndef TTM_PAGE_ALLOC #define TTM_PAGE_ALLOC #include #include struct device; /** * Initialize pool allocator. */ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages); /** * Free pool allocator. */ void ttm_page_alloc_fini(void); /** * ttm_pool_populate: * * @ttm: The struct ttm_tt to contain the backing pages. * * Add backing pages to all of @ttm */ extern int ttm_pool_populate(struct ttm_tt *ttm); /** * ttm_pool_unpopulate: * * @ttm: The struct ttm_tt which to free backing pages. * * Free all pages of @ttm */ extern void ttm_pool_unpopulate(struct ttm_tt *ttm); /** * Output the state of pools to debugfs file */ extern int ttm_page_alloc_debugfs(struct seq_file *m, void *data); #if defined(CONFIG_SWIOTLB) || defined(CONFIG_INTEL_IOMMU) /** * Initialize pool allocator. */ int ttm_dma_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages); /** * Free pool allocator. */ void ttm_dma_page_alloc_fini(void); /** * Output the state of pools to debugfs file */ extern int ttm_dma_page_alloc_debugfs(struct seq_file *m, void *data); extern int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev); extern void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev); #else static inline int ttm_dma_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages) { return -ENODEV; } static inline void ttm_dma_page_alloc_fini(void) { return; } static inline int ttm_dma_page_alloc_debugfs(struct seq_file *m, void *data) { return 0; } static inline int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev) { return -ENOMEM; } static inline void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev) { } #endif #endif 6b443fcc88ed'>include/crypto/aes.h

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