diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-20 11:29:32 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-20 11:29:32 -0700 |
commit | 12e24f34cb0d55efd08c18b2112507d4bf498008 (patch) | |
tree | 83b07be17b8ef45f42360a3b9159b3aaae3fbad4 /arch/powerpc/include/asm/perf_counter.h | |
parent | 1eb51c33b21ffa3fceb634d1d6bcd6488c79bc26 (diff) | |
parent | eadc84cc01e04f9f74ec2de0c9355be035c7b396 (diff) |
Merge branch 'perfcounters-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perfcounters-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (49 commits)
perfcounter: Handle some IO return values
perf_counter: Push perf_sample_data through the swcounter code
perf_counter tools: Define and use our own u64, s64 etc. definitions
perf_counter: Close race in perf_lock_task_context()
perf_counter, x86: Improve interactions with fast-gup
perf_counter: Simplify and fix task migration counting
perf_counter tools: Add a data file header
perf_counter: Update userspace callchain sampling uses
perf_counter: Make callchain samples extensible
perf report: Filter to parent set by default
perf_counter tools: Handle lost events
perf_counter: Add event overlow handling
fs: Provide empty .set_page_dirty() aop for anon inodes
perf_counter: tools: Makefile tweaks for 64-bit powerpc
perf_counter: powerpc: Add processor back-end for MPC7450 family
perf_counter: powerpc: Make powerpc perf_counter code safe for 32-bit kernels
perf_counter: powerpc: Change how processor-specific back-ends get selected
perf_counter: powerpc: Use unsigned long for register and constraint values
perf_counter: powerpc: Enable use of software counters on 32-bit powerpc
perf_counter tools: Add and use isprint()
...
Diffstat (limited to 'arch/powerpc/include/asm/perf_counter.h')
-rw-r--r-- | arch/powerpc/include/asm/perf_counter.h | 52 |
1 files changed, 31 insertions, 21 deletions
diff --git a/arch/powerpc/include/asm/perf_counter.h b/arch/powerpc/include/asm/perf_counter.h index cc7c887705b..8ccd4e15576 100644 --- a/arch/powerpc/include/asm/perf_counter.h +++ b/arch/powerpc/include/asm/perf_counter.h @@ -10,6 +10,8 @@ */ #include <linux/types.h> +#include <asm/hw_irq.h> + #define MAX_HWCOUNTERS 8 #define MAX_EVENT_ALTERNATIVES 8 #define MAX_LIMITED_HWCOUNTERS 2 @@ -19,27 +21,27 @@ * describe the PMU on a particular POWER-family CPU. */ struct power_pmu { - int n_counter; - int max_alternatives; - u64 add_fields; - u64 test_adder; - int (*compute_mmcr)(u64 events[], int n_ev, - unsigned int hwc[], u64 mmcr[]); - int (*get_constraint)(u64 event, u64 *mskp, u64 *valp); - int (*get_alternatives)(u64 event, unsigned int flags, - u64 alt[]); - void (*disable_pmc)(unsigned int pmc, u64 mmcr[]); - int (*limited_pmc_event)(u64 event); - u32 flags; - int n_generic; - int *generic_events; - int (*cache_events)[PERF_COUNT_HW_CACHE_MAX] + const char *name; + int n_counter; + int max_alternatives; + unsigned long add_fields; + unsigned long test_adder; + int (*compute_mmcr)(u64 events[], int n_ev, + unsigned int hwc[], unsigned long mmcr[]); + int (*get_constraint)(u64 event, unsigned long *mskp, + unsigned long *valp); + int (*get_alternatives)(u64 event, unsigned int flags, + u64 alt[]); + void (*disable_pmc)(unsigned int pmc, unsigned long mmcr[]); + int (*limited_pmc_event)(u64 event); + u32 flags; + int n_generic; + int *generic_events; + int (*cache_events)[PERF_COUNT_HW_CACHE_MAX] [PERF_COUNT_HW_CACHE_OP_MAX] [PERF_COUNT_HW_CACHE_RESULT_MAX]; }; -extern struct power_pmu *ppmu; - /* * Values for power_pmu.flags */ @@ -53,15 +55,23 @@ extern struct power_pmu *ppmu; #define PPMU_LIMITED_PMC_REQD 2 /* have to put this on a limited PMC */ #define PPMU_ONLY_COUNT_RUN 4 /* only counting in run state */ +extern int register_power_pmu(struct power_pmu *); + struct pt_regs; extern unsigned long perf_misc_flags(struct pt_regs *regs); -#define perf_misc_flags(regs) perf_misc_flags(regs) - extern unsigned long perf_instruction_pointer(struct pt_regs *regs); /* - * The power_pmu.get_constraint function returns a 64-bit value and - * a 64-bit mask that express the constraints between this event and + * Only override the default definitions in include/linux/perf_counter.h + * if we have hardware PMU support. + */ +#ifdef CONFIG_PPC_PERF_CTRS +#define perf_misc_flags(regs) perf_misc_flags(regs) +#endif + +/* + * The power_pmu.get_constraint function returns a 32/64-bit value and + * a 32/64-bit mask that express the constraints between this event and * other events. * * The value and mask are divided up into (non-overlapping) bitfields |