xref: /openbmc/linux/arch/powerpc/sysdev/mpic.h (revision 0bf49ffb)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 #ifndef _POWERPC_SYSDEV_MPIC_H
3 #define _POWERPC_SYSDEV_MPIC_H
4 
5 /*
6  * Copyright 2006-2007, Michael Ellerman, IBM Corporation.
7  */
8 
9 #ifdef CONFIG_PCI_MSI
10 extern void mpic_msi_reserve_hwirq(struct mpic *mpic, irq_hw_number_t hwirq);
11 extern int mpic_msi_init_allocator(struct mpic *mpic);
12 extern int mpic_u3msi_init(struct mpic *mpic);
13 #else
14 static inline void mpic_msi_reserve_hwirq(struct mpic *mpic,
15 					  irq_hw_number_t hwirq)
16 {
17 	return;
18 }
19 
20 static inline int mpic_u3msi_init(struct mpic *mpic)
21 {
22 	return -1;
23 }
24 #endif
25 
26 #if defined(CONFIG_PCI_MSI) && defined(CONFIG_PPC_PASEMI)
27 int mpic_pasemi_msi_init(struct mpic *mpic);
28 #else
29 static inline int mpic_pasemi_msi_init(struct mpic *mpic) { return -1; }
30 #endif
31 
32 extern int mpic_set_irq_type(struct irq_data *d, unsigned int flow_type);
33 extern void mpic_set_vector(unsigned int virq, unsigned int vector);
34 extern int mpic_set_affinity(struct irq_data *d,
35 			     const struct cpumask *cpumask, bool force);
36 extern void mpic_reset_core(int cpu);
37 
38 #ifdef CONFIG_FSL_SOC
39 extern int mpic_map_error_int(struct mpic *mpic, unsigned int virq, irq_hw_number_t  hw);
40 extern void mpic_err_int_init(struct mpic *mpic, irq_hw_number_t irqnum);
41 extern int mpic_setup_error_int(struct mpic *mpic, int intvec);
42 #else
43 static inline int mpic_map_error_int(struct mpic *mpic, unsigned int virq, irq_hw_number_t  hw)
44 {
45 	return 0;
46 }
47 
48 
49 static inline void mpic_err_int_init(struct mpic *mpic, irq_hw_number_t irqnum)
50 {
51 	return;
52 }
53 
54 static inline int mpic_setup_error_int(struct mpic *mpic, int intvec)
55 {
56 	return -1;
57 }
58 #endif
59 
60 #endif /* _POWERPC_SYSDEV_MPIC_H */
61