1 // SPDX-License-Identifier: GPL-2.0-only
22 	if (rv_cache_ops && rv_cache_ops->get_priv_group)  in cache_get_priv_group()
23 		return rv_cache_ops->get_priv_group(this_leaf);  in cache_get_priv_group()
32 	 * that cores have a homonogenous view of the cache hierarchy.  That  in get_cacheinfo()
33 	 * happens to be the case for the current set of RISC-V systems, but  in get_cacheinfo()
42 	for (index = 0; index < this_cpu_ci->num_leaves; index++) {  in get_cacheinfo()
43 		this_leaf = this_cpu_ci->info_list + index;  in get_cacheinfo()
44 		if (this_leaf->level == level && this_leaf->type == type)  in get_cacheinfo()
55 	return this_leaf ? this_leaf->size : 0;  in get_cache_size()
62 	return this_leaf ? (this_leaf->ways_of_associativity << 16 |  in get_cache_geometry()
63 			    this_leaf->coherency_line_size) :  in get_cache_geometry()
69 			 unsigned int sets, unsigned int line_size)  in ci_leaf_init()  argument
71 	this_leaf->level = level;  in ci_leaf_init()
72 	this_leaf->type = type;  in ci_leaf_init()
73 	this_leaf->size = size;  in ci_leaf_init()
74 	this_leaf->number_of_sets = sets;  in ci_leaf_init()
75 	this_leaf->coherency_line_size = line_size;  in ci_leaf_init()
78 	 * If the cache is fully associative, there is no need to  in ci_leaf_init()
81 	if (sets == 1)  in ci_leaf_init()
85 	 * Set the ways number for n-ways associative, make sure  in ci_leaf_init()
88 	if (sets > 0 && size > 0 && line_size > 0)  in ci_leaf_init()
89 		this_leaf->ways_of_associativity = (size / sets) / line_size;  in ci_leaf_init()
95 	unsigned int size, sets, line_size;  in fill_cacheinfo()  local
97 	if (!of_property_read_u32(node, "cache-size", &size) &&  in fill_cacheinfo()
98 	    !of_property_read_u32(node, "cache-block-size", &line_size) &&  in fill_cacheinfo()
99 	    !of_property_read_u32(node, "cache-sets", &sets)) {  in fill_cacheinfo()
100 		ci_leaf_init((*this_leaf)++, CACHE_TYPE_UNIFIED, level, size, sets, line_size);  in fill_cacheinfo()
103 	if (!of_property_read_u32(node, "i-cache-size", &size) &&  in fill_cacheinfo()
104 	    !of_property_read_u32(node, "i-cache-sets", &sets) &&  in fill_cacheinfo()
105 	    !of_property_read_u32(node, "i-cache-block-size", &line_size)) {  in fill_cacheinfo()
106 		ci_leaf_init((*this_leaf)++, CACHE_TYPE_INST, level, size, sets, line_size);  in fill_cacheinfo()
109 	if (!of_property_read_u32(node, "d-cache-size", &size) &&  in fill_cacheinfo()
110 	    !of_property_read_u32(node, "d-cache-sets", &sets) &&  in fill_cacheinfo()
111 	    !of_property_read_u32(node, "d-cache-block-size", &line_size)) {  in fill_cacheinfo()
112 		ci_leaf_init((*this_leaf)++, CACHE_TYPE_DATA, level, size, sets, line_size);  in fill_cacheinfo()
123 	if (of_property_read_bool(np, "cache-size"))  in init_cache_level()
125 	if (of_property_read_bool(np, "i-cache-size"))  in init_cache_level()
127 	if (of_property_read_bool(np, "d-cache-size"))  in init_cache_level()
136 		if (!of_device_is_compatible(np, "cache"))  in init_cache_level()
138 		if (of_property_read_u32(np, "cache-level", &level))  in init_cache_level()
142 		if (of_property_read_bool(np, "cache-size"))  in init_cache_level()
144 		if (of_property_read_bool(np, "i-cache-size"))  in init_cache_level()
146 		if (of_property_read_bool(np, "d-cache-size"))  in init_cache_level()
152 	this_cpu_ci->num_levels = levels;  in init_cache_level()
153 	this_cpu_ci->num_leaves = leaves;  in init_cache_level()
161 	struct cacheinfo *this_leaf = this_cpu_ci->info_list;  in populate_cache_leaves()
169 	/* Next level caches in cache nodes */  in populate_cache_leaves()
175 		if (!of_device_is_compatible(np, "cache"))  in populate_cache_leaves()
177 		if (of_property_read_u32(np, "cache-level", &level))  in populate_cache_leaves()