1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_IRQDOMAIN_DEFS_H
3 #define _LINUX_IRQDOMAIN_DEFS_H
4 
5 /*
6  * Should several domains have the same device node, but serve
7  * different purposes (for example one domain is for PCI/MSI, and the
8  * other for wired IRQs), they can be distinguished using a
9  * bus-specific token. Most domains are expected to only carry
10  * DOMAIN_BUS_ANY.
11  */
12 enum irq_domain_bus_token {
13 	DOMAIN_BUS_ANY		= 0,
14 	DOMAIN_BUS_WIRED,
15 	DOMAIN_BUS_GENERIC_MSI,
16 	DOMAIN_BUS_PCI_MSI,
17 	DOMAIN_BUS_PLATFORM_MSI,
18 	DOMAIN_BUS_NEXUS,
19 	DOMAIN_BUS_IPI,
20 	DOMAIN_BUS_FSL_MC_MSI,
21 	DOMAIN_BUS_TI_SCI_INTA_MSI,
22 	DOMAIN_BUS_WAKEUP,
23 	DOMAIN_BUS_VMD_MSI,
24 	DOMAIN_BUS_PCI_DEVICE_MSI,
25 	DOMAIN_BUS_PCI_DEVICE_MSIX,
26 	DOMAIN_BUS_DMAR,
27 	DOMAIN_BUS_AMDVI,
28 	DOMAIN_BUS_DEVICE_MSI,
29 	DOMAIN_BUS_WIRED_TO_MSI,
30 };
31 
32 #endif /* _LINUX_IRQDOMAIN_DEFS_H */
33