diff options
| author | Sandipan Das <sandipan.das@amd.com> | 2022-08-11 17:59:49 +0530 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2022-08-27 00:05:41 +0200 |
| commit | b40d0156f560932d14e3957579b6508f8d065260 (patch) | |
| tree | 7e08cc13d45562e89acc22cdb1f0228ec21666cb /arch/x86/events/perf_event.h | |
| parent | 1c23f9e627a7b412978b4e852793c5e3c3efc555 (diff) | |
perf/x86/amd/brs: Move feature-specific functions
Move some of the Branch Sampling (BRS) specific functions out of the Core
events sources and into the BRS sources in preparation for adding other
mechanisms to record branches.
Signed-off-by: Sandipan Das <sandipan.das@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/b60283b57179475d18ee242d117c335c16733693.1660211399.git.sandipan.das@amd.com
Diffstat (limited to 'arch/x86/events/perf_event.h')
| -rw-r--r-- | arch/x86/events/perf_event.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h index ba3d24a6a4ec..5deb34e42bbd 100644 --- a/arch/x86/events/perf_event.h +++ b/arch/x86/events/perf_event.h @@ -1233,6 +1233,9 @@ static inline bool fixed_counter_disabled(int i, struct pmu *pmu) int amd_pmu_init(void); #ifdef CONFIG_PERF_EVENTS_AMD_BRS + +#define AMD_FAM19H_BRS_EVENT 0xc4 /* RETIRED_TAKEN_BRANCH_INSTRUCTIONS */ + int amd_brs_init(void); void amd_brs_disable(void); void amd_brs_enable(void); @@ -1241,7 +1244,7 @@ void amd_brs_disable_all(void); void amd_brs_drain(void); void amd_brs_lopwr_init(void); void amd_brs_disable_all(void); -int amd_brs_setup_filter(struct perf_event *event); +int amd_brs_hw_config(struct perf_event *event); void amd_brs_reset(void); static inline void amd_pmu_brs_add(struct perf_event *event) @@ -1277,7 +1280,7 @@ static inline void amd_brs_enable(void) {} static inline void amd_brs_drain(void) {} static inline void amd_brs_lopwr_init(void) {} static inline void amd_brs_disable_all(void) {} -static inline int amd_brs_setup_filter(struct perf_event *event) +static inline int amd_brs_hw_config(struct perf_event *event) { return 0; } |