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genirq/irqdomain: Move bus token enum into a seperate header

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Split the bus token defines out into a seperate header file to avoid
inclusion of irqdomain.h in msi.h.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ashok Raj <ashok.raj@intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20221111122014.237221143@linutronix.de
This commit is contained in:
Thomas Gleixner 2022-11-11 14:54:32 +01:00
parent 057c97a1cd
commit aeef20527c
2 changed files with 27 additions and 21 deletions
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22
include/linux/irqdomain.h
View file

@ -31,6 +31,7 @@
#define _LINUX_IRQDOMAIN_H
#include <linux/types.h>
#include <linux/irqdomain_defs.h>
#include <linux/irqhandler.h>
#include <linux/of.h>
#include <linux/mutex.h>
@ -68,27 +69,6 @@ struct irq_fwspec {
void of_phandle_args_to_fwspec(struct device_node *np, const u32 *args,
unsigned int count, struct irq_fwspec *fwspec);
/*
* Should several domains have the same device node, but serve
* different purposes (for example one domain is for PCI/MSI, and the
* other for wired IRQs), they can be distinguished using a
* bus-specific token. Most domains are expected to only carry
* DOMAIN_BUS_ANY.
*/
enum irq_domain_bus_token {
DOMAIN_BUS_ANY = 0,
DOMAIN_BUS_WIRED,
DOMAIN_BUS_GENERIC_MSI,
DOMAIN_BUS_PCI_MSI,
DOMAIN_BUS_PLATFORM_MSI,
DOMAIN_BUS_NEXUS,
DOMAIN_BUS_IPI,
DOMAIN_BUS_FSL_MC_MSI,
DOMAIN_BUS_TI_SCI_INTA_MSI,
DOMAIN_BUS_WAKEUP,
DOMAIN_BUS_VMD_MSI,
};
/**
* struct irq_domain_ops - Methods for irq_domain objects
* @match: Match an interrupt controller device node to a host, returns

26
include/linux/irqdomain_defs.h Normal file
View file

@ -0,0 +1,26 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IRQDOMAIN_DEFS_H
#define _LINUX_IRQDOMAIN_DEFS_H
/*
* Should several domains have the same device node, but serve
* different purposes (for example one domain is for PCI/MSI, and the
* other for wired IRQs), they can be distinguished using a
* bus-specific token. Most domains are expected to only carry
* DOMAIN_BUS_ANY.
*/
enum irq_domain_bus_token {
DOMAIN_BUS_ANY = 0,
DOMAIN_BUS_WIRED,
DOMAIN_BUS_GENERIC_MSI,
DOMAIN_BUS_PCI_MSI,
DOMAIN_BUS_PLATFORM_MSI,
DOMAIN_BUS_NEXUS,
DOMAIN_BUS_IPI,
DOMAIN_BUS_FSL_MC_MSI,
DOMAIN_BUS_TI_SCI_INTA_MSI,
DOMAIN_BUS_WAKEUP,
DOMAIN_BUS_VMD_MSI,
};
#endif /* _LINUX_IRQDOMAIN_DEFS_H */