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Name	Size	Permission	Date
ttm_bo.h	13.78 KB	-rw-r--r--	2024-03-10 20:38
ttm_caching.h	1.77 KB	-rw-r--r--	2024-03-10 20:38
ttm_device.h	8.43 KB	-rw-r--r--	2024-03-10 20:38
ttm_execbuf_util.h	4.42 KB	-rw-r--r--	2024-03-10 20:38
ttm_kmap_iter.h	1.84 KB	-rw-r--r--	2024-03-10 20:38
ttm_placement.h	3.41 KB	-rw-r--r--	2024-03-10 20:38
ttm_pool.h	2.86 KB	-rw-r--r--	2024-03-10 20:38
ttm_range_manager.h	1.49 KB	-rw-r--r--	2024-03-10 20:38
ttm_resource.h	12.59 KB	-rw-r--r--	2024-03-10 20:38
ttm_tt.h	8.19 KB	-rw-r--r--	2026-07-01 19:48

Rename

/* SPDX-License-Identifier: GPL-2.0 OR MIT */

#ifndef _TTM_RANGE_MANAGER_H_
#define _TTM_RANGE_MANAGER_H_

#include <drm/ttm/ttm_resource.h>
#include <drm/ttm/ttm_device.h>
#include <drm/drm_mm.h>

/**
 * struct ttm_range_mgr_node
 *
 * @base: base clase we extend
 * @mm_nodes: MM nodes, usually 1
 *
 * Extending the ttm_resource object to manage an address space allocation with
 * one or more drm_mm_nodes.
 */
struct ttm_range_mgr_node {
	struct ttm_resource base;
	struct drm_mm_node mm_nodes[];
};

/**
 * to_ttm_range_mgr_node
 *
 * @res: the resource to upcast
 *
 * Upcast the ttm_resource object into a ttm_range_mgr_node object.
 */
static inline struct ttm_range_mgr_node *
to_ttm_range_mgr_node(struct ttm_resource *res)
{
	return container_of(res, struct ttm_range_mgr_node, base);
}

int ttm_range_man_init_nocheck(struct ttm_device *bdev,
		       unsigned type, bool use_tt,
		       unsigned long p_size);
int ttm_range_man_fini_nocheck(struct ttm_device *bdev,
		       unsigned type);
static __always_inline int ttm_range_man_init(struct ttm_device *bdev,
		       unsigned int type, bool use_tt,
		       unsigned long p_size)
{
	BUILD_BUG_ON(__builtin_constant_p(type) && type >= TTM_NUM_MEM_TYPES);
	return ttm_range_man_init_nocheck(bdev, type, use_tt, p_size);
}

static __always_inline int ttm_range_man_fini(struct ttm_device *bdev,
		       unsigned int type)
{
	BUILD_BUG_ON(__builtin_constant_p(type) && type >= TTM_NUM_MEM_TYPES);
	return ttm_range_man_fini_nocheck(bdev, type);
}
#endif