blob: d55e1ada123bd4be6cc00e6f5fc98f5299d21f9f [file] [log] [blame]
/* Copyright (c) 2016, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that 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.
*
*/
#ifndef __KGSL_POOL_H
#define __KGSL_POOL_H
#include <linux/mm_types.h>
#include "kgsl_sharedmem.h"
static inline unsigned int
kgsl_gfp_mask(unsigned int page_order)
{
unsigned int gfp_mask = __GFP_HIGHMEM;
if (page_order > 0) {
gfp_mask |= __GFP_COMP | __GFP_NORETRY | __GFP_NOWARN;
gfp_mask &= ~__GFP_RECLAIM;
} else
gfp_mask |= GFP_KERNEL;
if (kgsl_sharedmem_get_noretry() == true)
gfp_mask |= __GFP_NORETRY | __GFP_NOWARN;
return gfp_mask;
}
void kgsl_pool_free_sgt(struct sg_table *sgt);
void kgsl_pool_free_pages(struct page **pages, unsigned int page_count);
void kgsl_init_page_pools(struct platform_device *pdev);
void kgsl_exit_page_pools(void);
int kgsl_pool_alloc_page(int *page_size, struct page **pages,
unsigned int pages_len, unsigned int *align);
void kgsl_pool_free_page(struct page *p);
#endif /* __KGSL_POOL_H */