52 static int platform_msi_init(struct irq_domain *domain,  in platform_msi_init()  argument
57 	return irq_domain_set_hwirq_and_chip(domain, virq, hwirq,  in platform_msi_init()
111  * platform_msi_create_irq_domain - Create a platform MSI interrupt domain
113  * @info:	MSI domain info
114  * @parent:	Parent irq domain
116  * Updates the domain and chip ops and creates a platform MSI
117  * interrupt domain.
120  * A domain pointer or NULL in case of failure.
126 	struct irq_domain *domain;  in platform_msi_create_irq_domain()  local
135 	domain = msi_create_irq_domain(fwnode, info, parent);  in platform_msi_create_irq_domain()
136 	if (domain)  in platform_msi_create_irq_domain()
137 		irq_domain_update_bus_token(domain, DOMAIN_BUS_PLATFORM_MSI);  in platform_msi_create_irq_domain()
139 	return domain;  in platform_msi_create_irq_domain()
155 	if (!dev->msi.domain || !write_msi_msg || !nvec || nvec > MAX_DEV_MSIS)  in platform_msi_alloc_priv_data()
158 	if (dev->msi.domain->bus_token != DOMAIN_BUS_PLATFORM_MSI) {  in platform_msi_alloc_priv_data()
237  *                              a platform-msi domain
238  * @domain:	The platform-msi domain
243 void *platform_msi_get_host_data(struct irq_domain *domain)  in platform_msi_get_host_data()  argument
245 	struct platform_msi_priv_data *data = domain->host_data;  in platform_msi_get_host_data()
253  * __platform_msi_create_device_domain - Create a platform-msi device domain
259  * @ops:		The hierarchy domain operations to use
260  * @host_data:		Private data associated to this domain
264  * This is for interrupt domains which stack on a platform-msi domain
265  * created by platform_msi_create_irq_domain(). @dev->msi.domain points to
266  * that platform-msi domain which is the parent for the new domain.
277 	struct irq_domain *domain;  in __platform_msi_create_device_domain()  local
287 	 * into the domain mutex. See alloc/free below.  in __platform_msi_create_device_domain()
293 	domain = irq_domain_create_hierarchy(dev->msi.domain, 0,  in __platform_msi_create_device_domain()
296 	if (!domain)  in __platform_msi_create_device_domain()
300 	err = msi_domain_prepare_irqs(domain->parent, dev, nvec, &data->arg);  in __platform_msi_create_device_domain()
304 	return domain;  in __platform_msi_create_device_domain()
307 	irq_domain_remove(domain);  in __platform_msi_create_device_domain()
315  *				     device domain
317  * @domain:	The platform-msi device domain
321 void platform_msi_device_domain_free(struct irq_domain *domain, unsigned int virq,  in platform_msi_device_domain_free()  argument
324 	struct platform_msi_priv_data *data = domain->host_data;  in platform_msi_device_domain_free()
328 	irq_domain_free_irqs_common(domain, virq, nr_irqs);  in platform_msi_device_domain_free()
335  *				      a platform-msi device domain
337  * @domain:	The platform-msi device domain
345 int platform_msi_device_domain_alloc(struct irq_domain *domain, unsigned int virq,  in platform_msi_device_domain_alloc()  argument
348 	struct platform_msi_priv_data *data = domain->host_data;  in platform_msi_device_domain_alloc()
351 	return msi_domain_populate_irqs(domain->parent, dev, virq, nr_irqs, &data->arg);  in platform_msi_device_domain_alloc()