arch/powerpc/sysdev/mpic.h

   1 #ifndef _POWERPC_SYSDEV_MPIC_H
   2 #define _POWERPC_SYSDEV_MPIC_H
   3
   4 /*
   5  * Copyright 2006-2007, Michael Ellerman, IBM Corporation.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; version 2 of the
  10  * License.
  11  *
  12  */
  13
  14 #ifdef CONFIG_PCI_MSI
  15 extern void mpic_msi_reserve_hwirq(struct mpic *mpic, irq_hw_number_t hwirq);
  16 extern int mpic_msi_init_allocator(struct mpic *mpic);
  17 extern int mpic_u3msi_init(struct mpic *mpic);
  18 #else
  19 static inline void mpic_msi_reserve_hwirq(struct mpic *mpic,
  20                                           irq_hw_number_t hwirq)
  21 {
  22         return;
  23 }
  24
  25 static inline int mpic_u3msi_init(struct mpic *mpic)
  26 {
  27         return -1;
  28 }
  29 #endif
  30
  31 #if defined(CONFIG_PCI_MSI) && defined(CONFIG_PPC_PASEMI)
  32 int mpic_pasemi_msi_init(struct mpic *mpic);
  33 #else
  34 static inline int mpic_pasemi_msi_init(struct mpic *mpic) { return -1; }
  35 #endif
  36
  37 extern int mpic_set_irq_type(struct irq_data *d, unsigned int flow_type);
  38 extern void mpic_set_vector(unsigned int virq, unsigned int vector);
  39 extern int mpic_set_affinity(struct irq_data *d,
  40                              const struct cpumask *cpumask, bool force);
  41 extern void mpic_reset_core(int cpu);
  42
  43 #ifdef CONFIG_FSL_SOC
  44 extern int mpic_map_error_int(struct mpic *mpic, unsigned int virq, irq_hw_number_t  hw);
  45 extern void mpic_err_int_init(struct mpic *mpic, irq_hw_number_t irqnum);
  46 extern int mpic_setup_error_int(struct mpic *mpic, int intvec);
  47 #else
  48 static inline int mpic_map_error_int(struct mpic *mpic, unsigned int virq, irq_hw_number_t  hw)
  49 {
  50         return 0;
  51 }
  52
  53
  54 static inline void mpic_err_int_init(struct mpic *mpic, irq_hw_number_t irqnum)
  55 {
  56         return;
  57 }
  58
  59 static inline int mpic_setup_error_int(struct mpic *mpic, int intvec)
  60 {
  61         return -1;
  62 }
  63 #endif
  64
  65 #endif /* _POWERPC_SYSDEV_MPIC_H */