From a688deceae195aec863d8de45bdaefb251927c89 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Wed, 13 Sep 2017 17:38:16 +0100 Subject: intel-gpu-overlay: Move local perf implementation to a library Idea is to avoid duplication across multiple users in upcoming patches. v2: Commit message and use a separate library instead of piggy- backing to libintel_tools. (Chris Wilson) v3: Add Petri's meson build recipe. Signed-off-by: Tvrtko Ursulin Cc: Petri Latvala Reviewed-by: Chris Wilson --- lib/igt_perf.h | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 lib/igt_perf.h (limited to 'lib/igt_perf.h') diff --git a/lib/igt_perf.h b/lib/igt_perf.h new file mode 100644 index 00000000..a80b311c --- /dev/null +++ b/lib/igt_perf.h @@ -0,0 +1,66 @@ +#ifndef I915_PERF_H +#define I915_PERF_H + +#include + +#include + +#define I915_SAMPLE_BUSY 0 +#define I915_SAMPLE_WAIT 1 +#define I915_SAMPLE_SEMA 2 + +#define I915_SAMPLE_RCS 0 +#define I915_SAMPLE_VCS 1 +#define I915_SAMPLE_BCS 2 +#define I915_SAMPLE_VECS 3 + +#define __I915_PERF_COUNT(ring, id) ((ring) << 4 | (id)) + +#define I915_PERF_COUNT_RCS_BUSY __I915_PERF_COUNT(I915_SAMPLE_RCS, I915_SAMPLE_BUSY) +#define I915_PERF_COUNT_RCS_WAIT __I915_PERF_COUNT(I915_SAMPLE_RCS, I915_SAMPLE_WAIT) +#define I915_PERF_COUNT_RCS_SEMA __I915_PERF_COUNT(I915_SAMPLE_RCS, I915_SAMPLE_SEMA) + +#define I915_PERF_COUNT_VCS_BUSY __I915_PERF_COUNT(I915_SAMPLE_VCS, I915_SAMPLE_BUSY) +#define I915_PERF_COUNT_VCS_WAIT __I915_PERF_COUNT(I915_SAMPLE_VCS, I915_SAMPLE_WAIT) +#define I915_PERF_COUNT_VCS_SEMA __I915_PERF_COUNT(I915_SAMPLE_VCS, I915_SAMPLE_SEMA) + +#define I915_PERF_COUNT_BCS_BUSY __I915_PERF_COUNT(I915_SAMPLE_BCS, I915_SAMPLE_BUSY) +#define I915_PERF_COUNT_BCS_WAIT __I915_PERF_COUNT(I915_SAMPLE_BCS, I915_SAMPLE_WAIT) +#define I915_PERF_COUNT_BCS_SEMA __I915_PERF_COUNT(I915_SAMPLE_BCS, I915_SAMPLE_SEMA) + +#define I915_PERF_COUNT_VECS_BUSY __I915_PERF_COUNT(I915_SAMPLE_VECS, I915_SAMPLE_BUSY) +#define I915_PERF_COUNT_VECS_WAIT __I915_PERF_COUNT(I915_SAMPLE_VECS, I915_SAMPLE_WAIT) +#define I915_PERF_COUNT_VECS_SEMA __I915_PERF_COUNT(I915_SAMPLE_VECS, I915_SAMPLE_SEMA) + +#define I915_PERF_ACTUAL_FREQUENCY 32 +#define I915_PERF_REQUESTED_FREQUENCY 33 +#define I915_PERF_ENERGY 34 +#define I915_PERF_INTERRUPTS 35 + +#define I915_PERF_RC6_RESIDENCY 40 +#define I915_PERF_RC6p_RESIDENCY 41 +#define I915_PERF_RC6pp_RESIDENCY 42 + +static inline int +perf_event_open(struct perf_event_attr *attr, + pid_t pid, + int cpu, + int group_fd, + unsigned long flags) +{ +#ifndef __NR_perf_event_open +#if defined(__i386__) +#define __NR_perf_event_open 336 +#elif defined(__x86_64__) +#define __NR_perf_event_open 298 +#else +#define __NR_perf_event_open 0 +#endif +#endif + attr->size = sizeof(*attr); + return syscall(__NR_perf_event_open, attr, pid, cpu, group_fd, flags); +} + +uint64_t i915_type_id(void); + +#endif /* I915_PERF_H */ -- cgit v1.2.3