60 	struct dca_domain *domain;  in dca_allocate_domain()  local
62 	domain = kzalloc(sizeof(*domain), GFP_NOWAIT);  in dca_allocate_domain()
63 	if (!domain)  in dca_allocate_domain()
66 	INIT_LIST_HEAD(&domain->dca_providers);  in dca_allocate_domain()
67 	domain->pci_rc = rc;  in dca_allocate_domain()
69 	return domain;  in dca_allocate_domain()
72 static void dca_free_domain(struct dca_domain *domain)  in dca_free_domain()  argument
74 	list_del(&domain->node);  in dca_free_domain()
75 	kfree(domain);  in dca_free_domain()
97 	struct dca_domain *domain;  in unregister_dca_providers()  local
112 	/* at this point only one domain in the list is expected */  in unregister_dca_providers()
113 	domain = list_first_entry(&dca_domains, struct dca_domain, node);  in unregister_dca_providers()
115 	list_for_each_entry_safe(dca, _dca, &domain->dca_providers, node)  in unregister_dca_providers()
118 	dca_free_domain(domain);  in unregister_dca_providers()
130 	struct dca_domain *domain;  in dca_find_domain()  local
132 	list_for_each_entry(domain, &dca_domains, node)  in dca_find_domain()
133 		if (domain->pci_rc == rc)  in dca_find_domain()
134 			return domain;  in dca_find_domain()
142 	struct dca_domain *domain;  in dca_get_domain()  local
145 	domain = dca_find_domain(rc);  in dca_get_domain()
147 	if (!domain) {  in dca_get_domain()
152 	return domain;  in dca_get_domain()
159 	struct dca_domain *domain;  in dca_find_provider_by_dev()  local
163 		domain = dca_find_domain(rc);  in dca_find_provider_by_dev()
164 		if (!domain)  in dca_find_provider_by_dev()
168 			domain = list_first_entry(&dca_domains,  in dca_find_provider_by_dev()
175 	list_for_each_entry(dca, &domain->dca_providers, node)  in dca_find_provider_by_dev()
192 	struct dca_domain *domain;  in dca_add_requester()  local
207 	domain = dca_find_domain(pci_rc);  in dca_add_requester()
208 	if (!domain) {  in dca_add_requester()
213 	list_for_each_entry(dca, &domain->dca_providers, node) {  in dca_add_requester()
359 	struct dca_domain *domain, *newdomain = NULL;  in register_dca_provider()  local
373 	domain = dca_get_domain(dev);  in register_dca_provider()
374 	if (!domain) {  in register_dca_provider()
391 		domain = dca_get_domain(dev);  in register_dca_provider()
392 		if (!domain) {  in register_dca_provider()
393 			domain = newdomain;  in register_dca_provider()
395 			list_add(&domain->node, &dca_domains);  in register_dca_provider()
398 	list_add(&dca->node, &domain->dca_providers);  in register_dca_provider()
416 	struct dca_domain *domain;  in unregister_dca_provider()  local
426 	domain = dca_find_domain(pci_rc);  in unregister_dca_provider()
427 	if (list_empty(&domain->dca_providers))  in unregister_dca_provider()
428 		dca_free_domain(domain);  in unregister_dca_provider()