From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matt Fleming Date: Thu, 26 Aug 2010 19:09:17 +0000 Subject: [PATCH 2/4] sh: Accessor functions for the sh_pmu state Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-kernel@vger.kernel.org Cc: Robert Richter , Will Deacon , Paul Mundt , Russell King , linux-arm-kernel@lists.infradead.org, linux-sh@vger.kernel.org, Peter Zijlstra , Ingo Molnar , Frederic Weisbecker , Arnaldo Carvalho de Melo , linux-arch@vger.kernel.org Introduce some accessor functions for getting at the name and number of counters of the current sh_pmu instance. Signed-off-by: Matt Fleming --- arch/sh/include/asm/perf_event.h | 2 ++ arch/sh/kernel/perf_event.c | 13 +++++++++++++ 2 files changed, 15 insertions(+), 0 deletions(-) diff --git a/arch/sh/include/asm/perf_event.h b/arch/sh/include/asm/perf_event.h index 3d0c9f3..5b7fa84 100644 --- a/arch/sh/include/asm/perf_event.h +++ b/arch/sh/include/asm/perf_event.h @@ -25,6 +25,8 @@ struct sh_pmu { extern int register_sh_pmu(struct sh_pmu *); extern int reserve_pmc_hardware(void); extern void release_pmc_hardware(void); +extern int sh_pmu_num_events(void); +extern const char *sh_pmu_name(void); static inline void set_perf_event_pending(void) { diff --git a/arch/sh/kernel/perf_event.c b/arch/sh/kernel/perf_event.c index 7a3dc35..086f788 100644 --- a/arch/sh/kernel/perf_event.c +++ b/arch/sh/kernel/perf_event.c @@ -60,6 +60,19 @@ static inline int sh_pmu_initialized(void) } /* + * Return the number of events for the current sh_pmu. + */ +int sh_pmu_num_events(void) +{ + return sh_pmu->num_events; +} + +const char *sh_pmu_name(void) +{ + return sh_pmu->name; +} + +/* * Release the PMU if this is the last perf_event. */ static void hw_perf_event_destroy(struct perf_event *event) -- 1.7.1