drivers/irqchip/irq-gic-common.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) 2002 ARM Limited, All Rights Reserved.
   4  */
   5
   6 #ifndef _IRQ_GIC_COMMON_H
   7 #define _IRQ_GIC_COMMON_H
   8
   9 #include <linux/of.h>
  10 #include <linux/irqdomain.h>
  11 #include <linux/msi.h>
  12 #include <linux/irqchip/arm-gic-common.h>
  13
  14 struct gic_quirk {
  15         const char *desc;
  16         const char *compatible;
  17         const char *property;
  18         bool (*init)(void *data);
  19         u32 iidr;
  20         u32 mask;
  21 };
  22
  23 int gic_configure_irq(unsigned int irq, unsigned int type,
  24                        void __iomem *base);
  25 void gic_dist_config(void __iomem *base, int gic_irqs, u8 priority);
  26 void gic_cpu_config(void __iomem *base, int nr, u8 priority);
  27 void gic_enable_quirks(u32 iidr, const struct gic_quirk *quirks,
  28                 void *data);
  29 void gic_enable_of_quirks(const struct device_node *np,
  30                           const struct gic_quirk *quirks, void *data);
  31
  32 extern const struct msi_parent_ops gic_v3_its_msi_parent_ops;
  33
  34 #define RDIST_FLAGS_PROPBASE_NEEDS_FLUSHING    (1 << 0)
  35 #define RDIST_FLAGS_RD_TABLES_PREALLOCATED     (1 << 1)
  36 #define RDIST_FLAGS_FORCE_NON_SHAREABLE        (1 << 2)
  37
  38 #endif /* _IRQ_GIC_COMMON_H */