From 3ce311afb5583cf3d3b7f54ab088949da28aea05 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Fri, 6 Dec 2019 22:06:11 +0100 Subject: libperf: Move to tools/lib/perf Move libperf from its current location under tools/perf to a separate directory under tools/lib/. Also change various paths (mainly includes) to reflect the libperf move to a separate directory and add a new directory under MANIFEST. Signed-off-by: Jiri Olsa Tested-by: Arnaldo Carvalho de Melo Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20191206210612.8676-2-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/lib/perf/include/internal/xyarray.h | 36 +++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 tools/lib/perf/include/internal/xyarray.h (limited to 'tools/lib/perf/include/internal/xyarray.h') diff --git a/tools/lib/perf/include/internal/xyarray.h b/tools/lib/perf/include/internal/xyarray.h new file mode 100644 index 000000000000..51e35d6c8ec4 --- /dev/null +++ b/tools/lib/perf/include/internal/xyarray.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __LIBPERF_INTERNAL_XYARRAY_H +#define __LIBPERF_INTERNAL_XYARRAY_H + +#include +#include + +struct xyarray { + size_t row_size; + size_t entry_size; + size_t entries; + size_t max_x; + size_t max_y; + char contents[] __aligned(8); +}; + +struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size); +void xyarray__delete(struct xyarray *xy); +void xyarray__reset(struct xyarray *xy); + +static inline void *xyarray__entry(struct xyarray *xy, int x, int y) +{ + return &xy->contents[x * xy->row_size + y * xy->entry_size]; +} + +static inline int xyarray__max_y(struct xyarray *xy) +{ + return xy->max_y; +} + +static inline int xyarray__max_x(struct xyarray *xy) +{ + return xy->max_x; +} + +#endif /* __LIBPERF_INTERNAL_XYARRAY_H */ -- cgit