Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2)  * Copyright 2020 Advanced Micro Devices, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  * Permission is hereby granted, free of charge, to any person obtaining a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * copy of this software and associated documentation files (the "Software"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  * to deal in the Software without restriction, including without limitation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  * and/or sell copies of the Software, and to permit persons to whom the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  * Software is furnished to do so, subject to the following conditions:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  * The above copyright notice and this permission notice shall be included in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12)  * all copies or substantial portions of the Software.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14)  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15)  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16)  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17)  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20)  * OTHER DEALINGS IN THE SOFTWARE.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22)  * Authors: Christian König
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #ifndef _TTM_RESOURCE_H_
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #define _TTM_RESOURCE_H_
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) #include <linux/mutex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) #include <linux/dma-fence.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #include <drm/drm_print.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) #define TTM_MAX_BO_PRIORITY	4U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) struct ttm_bo_device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) struct ttm_resource_manager;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) struct ttm_resource;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) struct ttm_place;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) struct ttm_buffer_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) struct ttm_resource_manager_func {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	/**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	 * struct ttm_resource_manager_func member alloc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 	 * @man: Pointer to a memory type manager.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	 * @bo: Pointer to the buffer object we're allocating space for.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 	 * @placement: Placement details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	 * @flags: Additional placement flags.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	 * @mem: Pointer to a struct ttm_resource to be filled in.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	 * This function should allocate space in the memory type managed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	 * by @man. Placement details if
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 	 * applicable are given by @placement. If successful,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	 * @mem::mm_node should be set to a non-null value, and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	 * @mem::start should be set to a value identifying the beginning
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	 * of the range allocated, and the function should return zero.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	 * If the memory region accommodate the buffer object, @mem::mm_node
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	 * should be set to NULL, and the function should return 0.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	 * If a system error occurred, preventing the request to be fulfilled,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	 * the function should return a negative error code.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 	 * Note that @mem::mm_node will only be dereferenced by
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	 * struct ttm_resource_manager functions and optionally by the driver,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	 * which has knowledge of the underlying type.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	 * This function may not be called from within atomic context, so
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	 * an implementation can and must use either a mutex or a spinlock to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 	 * protect any data structures managing the space.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	int  (*alloc)(struct ttm_resource_manager *man,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 		      struct ttm_buffer_object *bo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 		      const struct ttm_place *place,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 		      struct ttm_resource *mem);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	/**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	 * struct ttm_resource_manager_func member free
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 	 * @man: Pointer to a memory type manager.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	 * @mem: Pointer to a struct ttm_resource to be filled in.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	 * This function frees memory type resources previously allocated
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	 * and that are identified by @mem::mm_node and @mem::start. May not
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	 * be called from within atomic context.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	void (*free)(struct ttm_resource_manager *man,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 		     struct ttm_resource *mem);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	/**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	 * struct ttm_resource_manager_func member debug
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	 * @man: Pointer to a memory type manager.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	 * @printer: Prefix to be used in printout to identify the caller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	 * This function is called to print out the state of the memory
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	 * type manager to aid debugging of out-of-memory conditions.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 	 * It may not be called from within atomic context.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	void (*debug)(struct ttm_resource_manager *man,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 		      struct drm_printer *printer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103)  * struct ttm_resource_manager
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)  * @use_type: The memory type is enabled.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)  * @flags: TTM_MEMTYPE_XX flags identifying the traits of the memory
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)  * managed by this memory type.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)  * @gpu_offset: If used, the GPU offset of the first managed page of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)  * fixed memory or the first managed location in an aperture.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)  * @size: Size of the managed region.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)  * @func: structure pointer implementing the range manager. See above
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)  * @move_lock: lock for move fence
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)  * static information. bdev::driver::io_mem_free is never used.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)  * @lru: The lru list for this memory type.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)  * @move: The fence of the last pipelined move operation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)  * This structure is used to identify and manage memory types for a device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) struct ttm_resource_manager {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	 * No protection. Constant from start.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	bool use_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	bool use_tt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	uint64_t size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	const struct ttm_resource_manager_func *func;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	spinlock_t move_lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	 * Protected by the global->lru_lock.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	struct list_head lru[TTM_MAX_BO_PRIORITY];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	 * Protected by @move_lock.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	struct dma_fence *move;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)  * struct ttm_bus_placement
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)  * @addr:		mapped virtual address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145)  * @offset:		physical addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)  * @is_iomem:		is this io memory ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)  * Structure indicating the bus placement of an object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) struct ttm_bus_placement {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 	void		*addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	phys_addr_t	offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 	bool		is_iomem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)  * struct ttm_resource
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)  * @mm_node: Memory manager node.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)  * @size: Requested size of memory region.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)  * @num_pages: Actual size of memory region in pages.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)  * @page_alignment: Page alignment.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)  * @placement: Placement flags.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)  * @bus: Placement on io bus accessible to the CPU
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)  * Structure indicating the placement and space resources used by a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)  * buffer object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) struct ttm_resource {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	void *mm_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	unsigned long start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	unsigned long size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	unsigned long num_pages;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	uint32_t page_alignment;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	uint32_t mem_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	uint32_t placement;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	struct ttm_bus_placement bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)  * ttm_resource_manager_set_used
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)  * @man: A memory manager object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184)  * @used: usage state to set.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)  * Set the manager in use flag. If disabled the manager is no longer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187)  * used for object placement.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) ttm_resource_manager_set_used(struct ttm_resource_manager *man, bool used)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	man->use_type = used;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)  * ttm_resource_manager_used
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)  * @man: Manager to get used state for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)  * Get the in use flag for a manager.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201)  * Returns:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)  * true is used, false if not.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) static inline bool ttm_resource_manager_used(struct ttm_resource_manager *man)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	return man->use_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210)  * ttm_resource_manager_cleanup
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)  * @man: A memory manager object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214)  * Cleanup the move fences from the memory manager object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) ttm_resource_manager_cleanup(struct ttm_resource_manager *man)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 	dma_fence_put(man->move);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	man->move = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) int ttm_resource_alloc(struct ttm_buffer_object *bo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 		       const struct ttm_place *place,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 		       struct ttm_resource *res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) void ttm_resource_free(struct ttm_buffer_object *bo, struct ttm_resource *res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) void ttm_resource_manager_init(struct ttm_resource_manager *man,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 			       unsigned long p_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) int ttm_resource_manager_force_list_clean(struct ttm_bo_device *bdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 					  struct ttm_resource_manager *man);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) void ttm_resource_manager_debug(struct ttm_resource_manager *man,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 				struct drm_printer *p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) #endif