3  * MSI framework for platform devices
13 #include <linux/msi.h>
21  * and the callback to write the MSI message.
41 	u32 devid = desc->dev->msi.data->platform_data->devid;  in platform_msi_calc_hwirq()
87 	desc->dev->msi.data->platform_data->write_msg(desc, msg);  in platform_msi_write_msg()
111  * platform_msi_create_irq_domain - Create a platform MSI interrupt domain
113  * @info:	MSI domain info
116  * Updates the domain and chip ops and creates a platform MSI
152 	 * accordingly (which would impact the max number of MSI  in platform_msi_alloc_priv_data()
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()
168 	if (dev->msi.data->platform_data)  in platform_msi_alloc_priv_data()
185 	dev->msi.data->platform_data = datap;  in platform_msi_alloc_priv_data()
191 	struct platform_msi_priv_data *data = dev->msi.data->platform_data;  in platform_msi_free_priv_data()
193 	dev->msi.data->platform_data = NULL;  in platform_msi_free_priv_data()
199  * platform_msi_domain_alloc_irqs - Allocate MSI interrupts for @dev
225  * platform_msi_domain_free_irqs - Free MSI interrupts for @dev
237  *                              a platform-msi domain
238  * @domain:	The platform-msi domain
253  * __platform_msi_create_device_domain - Create a platform-msi device 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.
285 	 * Use a separate lock class for the MSI descriptor mutex on  in __platform_msi_create_device_domain()
286 	 * platform MSI device domains because the descriptor mutex nests  in __platform_msi_create_device_domain()
289 	lockdep_set_class(&dev->msi.data->mutex, &platform_device_msi_lock_class);  in __platform_msi_create_device_domain()
291 	data = dev->msi.data->platform_data;  in __platform_msi_create_device_domain()
293 	domain = irq_domain_create_hierarchy(dev->msi.domain, 0,  in __platform_msi_create_device_domain()
314  * platform_msi_device_domain_free - Free interrupts associated with a platform-msi
317  * @domain:	The platform-msi device domain
335  *				      a platform-msi device domain
337  * @domain:	The platform-msi device domain