1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * include/linux/irqchip/arm-vgic-info.h
4 *
5 * Copyright (C) 2016 ARM Limited, All Rights Reserved.
6 */
7 #ifndef __LINUX_IRQCHIP_ARM_VGIC_INFO_H
8 #define __LINUX_IRQCHIP_ARM_VGIC_INFO_H
9
10 #include <linux/types.h>
11 #include <linux/ioport.h>
12
13 enum gic_type {
14 /* Full GICv2 */
15 GIC_V2,
16 /* Full GICv3, optionally with v2 compat */
17 GIC_V3,
18 };
19
20 struct gic_kvm_info {
21 /* GIC type */
22 enum gic_type type;
23 /* Virtual CPU interface */
24 struct resource vcpu;
25 /* Interrupt number */
26 unsigned int maint_irq;
27 /* No interrupt mask, no need to use the above field */
28 bool no_maint_irq_mask;
29 /* Virtual control interface */
30 struct resource vctrl;
31 /* vlpi support */
32 bool has_v4;
33 /* rvpeid support */
34 bool has_v4_1;
35 /* Deactivation impared, subpar stuff */
36 bool no_hw_deactivation;
37 };
38
39 #ifdef CONFIG_KVM
40 void vgic_set_kvm_info(const struct gic_kvm_info *info);
41 #else
42 static inline void vgic_set_kvm_info(const struct gic_kvm_info *info) {}
43 #endif
44
45 #endif
46
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