diff options
| author | Atish Patra <atishp@rivosinc.com> | 2025-09-09 10:03:24 +0300 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2025-09-16 09:19:31 +0300 |
| commit | 880fcc329e2473ba02ffbc446fcd403972ab1fca (patch) | |
| tree | ae5434d07774b7beae4a9966ade775eafafff0d6 /include/linux | |
| parent | adffbd06d0036a1f2d8424ecc22d37ca38709012 (diff) | |
| download | linux-880fcc329e2473ba02ffbc446fcd403972ab1fca.tar.xz | |
drivers/perf: riscv: Export PMU event info function
The event mapping function can be used in event info function to find out
the corresponding SBI PMU event encoding during the get_event_info function
as well. Refactor and export it so that it can be invoked from kvm and
internal driver.
Signed-off-by: Atish Patra <atishp@rivosinc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Acked-by: Paul Walmsley <pjw@kernel.org>
Link: https://lore.kernel.org/r/20250909-pmu_event_info-v6-5-d8f80cacb884@rivosinc.com
Signed-off-by: Anup Patel <anup@brainfault.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/perf/riscv_pmu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/perf/riscv_pmu.h b/include/linux/perf/riscv_pmu.h index 701974639ff2..f82a28040594 100644 --- a/include/linux/perf/riscv_pmu.h +++ b/include/linux/perf/riscv_pmu.h @@ -89,6 +89,7 @@ static inline void riscv_pmu_legacy_skip_init(void) {}; struct riscv_pmu *riscv_pmu_alloc(void); #ifdef CONFIG_RISCV_PMU_SBI int riscv_pmu_get_hpm_info(u32 *hw_ctr_width, u32 *num_hw_ctr); +int riscv_pmu_get_event_info(u32 type, u64 config, u64 *econfig); #endif #endif /* CONFIG_RISCV_PMU */ |