kernel-ark/arch/powerpc/platforms/wsp/ics.h
Michael Ellerman f9a71e0fd1 powerpc/wsp: Add MSI support for PCI on PowerEN
Based on a patch by Michael Ellerman <michael@ellerman.id.au>

Patch was simply forward ported upstream.

Jimi Xenidis <jimix@pobox.com>

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2011-09-20 09:19:55 +10:00

26 lines
714 B
C

/*
* Copyright 2009 IBM Corporation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef __ICS_H
#define __ICS_H
#define XIVE_ADDR_MASK 0x7FFULL
extern void wsp_init_irq(void);
extern int wsp_ics_alloc_irq(struct device_node *dn, int num);
extern void wsp_ics_free_irq(struct device_node *dn, unsigned int irq);
#ifdef CONFIG_PCI_MSI
extern void wsp_ics_set_msi_chip(unsigned int irq);
extern void wsp_ics_set_std_chip(unsigned int irq);
#endif /* CONFIG_PCI_MSI */
#endif /* __ICS_H */