bus/fsl-mc/fsl-mc-allocator.c

37 	struct fsl_mc_resource_pool *res_pool;
49 	res_pool = &mc_bus->resource_pools[pool_type];
50 	if (res_pool->type != pool_type)
52 	if (res_pool->mc_bus != mc_bus)
55 	mutex_lock(&res_pool->mutex);
57 	if (res_pool->max_count < 0)
59 	if (res_pool->free_count < 0 ||
60 	    res_pool->free_count > res_pool->max_count)
75 	resource->parent_pool = res_pool;
77 	list_add_tail(&resource->node, &res_pool->free_list);
79 	res_pool->free_count++;
80 	res_pool->max_count++;
83 	mutex_unlock(&res_pool->mutex);
102 	struct fsl_mc_resource_pool *res_pool;
115 	res_pool = resource->parent_pool;
116 	if (res_pool != &mc_bus->resource_pools[resource->type]) {
121 	mutex_lock(&res_pool->mutex);
123 	if (res_pool->max_count <= 0) {
127 	if (res_pool->free_count <= 0 ||
128 	    res_pool->free_count > res_pool->max_count) {
146 	res_pool->free_count--;
147 	res_pool->max_count--;
153 	mutex_unlock(&res_pool->mutex);
185 	struct fsl_mc_resource_pool *res_pool;
197 	res_pool = &mc_bus->resource_pools[pool_type];
198 	if (res_pool->mc_bus != mc_bus)
201 	mutex_lock(&res_pool->mutex);
202 	resource = list_first_entry_or_null(&res_pool->free_list,
215 	if (resource->parent_pool != res_pool)
217 	if (res_pool->free_count <= 0 ||
218 	    res_pool->free_count > res_pool->max_count)
223 	res_pool->free_count--;
226 	mutex_unlock(&res_pool->mutex);
235 	struct fsl_mc_resource_pool *res_pool;
237 	res_pool = resource->parent_pool;
238 	if (resource->type != res_pool->type)
241 	mutex_lock(&res_pool->mutex);
242 	if (res_pool->free_count < 0 ||
243 	    res_pool->free_count >= res_pool->max_count)
249 	list_add_tail(&resource->node, &res_pool->free_list);
250 	res_pool->free_count++;
252 	mutex_unlock(&res_pool->mutex);
363 	struct fsl_mc_resource_pool *res_pool =
393 		mc_dev_irq->resource.type = res_pool->type;
395 		mc_dev_irq->resource.parent_pool = res_pool;
399 		list_add_tail(&mc_dev_irq->resource.node, &res_pool->free_list);
402 	res_pool->max_count = irq_count;
403 	res_pool->free_count = irq_count;
420 	struct fsl_mc_resource_pool *res_pool =
426 	if (res_pool->max_count == 0)
429 	if (res_pool->free_count != res_pool->max_count)
432 	INIT_LIST_HEAD(&res_pool->free_list);
433 	res_pool->max_count = 0;
434 	res_pool->free_count = 0;
451 	struct fsl_mc_resource_pool *res_pool;
468 	res_pool = &mc_bus->resource_pools[FSL_MC_POOL_IRQ];
469 	if (res_pool->free_count < irq_count) {
546 		struct fsl_mc_resource_pool *res_pool =
549 		res_pool->type = pool_type;
550 		res_pool->max_count = 0;
551 		res_pool->free_count = 0;
552 		res_pool->mc_bus = mc_bus;
553 		INIT_LIST_HEAD(&res_pool->free_list);
554 		mutex_init(&res_pool->mutex);