| /* |
| * Copyright (C) 2015 Linaro Ltd. |
| * Author: Shannon Zhao <shannon.zhao@linaro.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #ifndef __ASM_ARM_KVM_PMU_H |
| #define __ASM_ARM_KVM_PMU_H |
| |
| #ifdef CONFIG_KVM_ARM_PMU |
| |
| #include <linux/perf_event.h> |
| #include <asm/perf_event.h> |
| |
| struct kvm_pmc { |
| u8 idx; /* index into the pmu->pmc array */ |
| struct perf_event *perf_event; |
| u64 bitmask; |
| }; |
| |
| struct kvm_pmu { |
| int irq_num; |
| struct kvm_pmc pmc[ARMV8_PMU_MAX_COUNTERS]; |
| bool ready; |
| }; |
| |
| #define kvm_arm_pmu_v3_ready(v) ((v)->arch.pmu.ready) |
| #else |
| struct kvm_pmu { |
| }; |
| |
| #define kvm_arm_pmu_v3_ready(v) (false) |
| #endif |
| |
| #endif |