From f4cdf7ca9a1fdcca413157df19753f388a5a224e Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Wed, 19 Aug 2026 10:09:22 -0700 Subject: Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ... --- tools/perf/tests/stat.c | 121 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 tools/perf/tests/stat.c (limited to 'tools/perf/tests/stat.c') diff --git a/tools/perf/tests/stat.c b/tools/perf/tests/stat.c new file mode 100644 index 000000000..d60983657 --- /dev/null +++ b/tools/perf/tests/stat.c @@ -0,0 +1,121 @@ +// SPDX-License-Identifier: GPL-2.0 +#include +#include "event.h" +#include "tests.h" +#include "stat.h" +#include "counts.h" +#include "debug.h" +#include "util/synthetic-events.h" + +static bool has_term(struct perf_record_stat_config *config, + u64 tag, u64 val) +{ + unsigned i; + + for (i = 0; i < config->nr; i++) { + if ((config->data[i].tag == tag) && + (config->data[i].val == val)) + return true; + } + + return false; +} + +static int process_stat_config_event(const struct perf_tool *tool __maybe_unused, + union perf_event *event, + struct perf_sample *sample __maybe_unused, + struct machine *machine __maybe_unused) +{ + struct perf_record_stat_config *config = &event->stat_config; + struct perf_stat_config test_stat_config = {}; + +#define HAS(term, val) \ + has_term(config, PERF_STAT_CONFIG_TERM__##term, val) + + TEST_ASSERT_VAL("wrong nr", config->nr == PERF_STAT_CONFIG_TERM__MAX); + TEST_ASSERT_VAL("wrong aggr_mode", HAS(AGGR_MODE, AGGR_CORE)); + TEST_ASSERT_VAL("wrong scale", HAS(SCALE, 1)); + TEST_ASSERT_VAL("wrong interval", HAS(INTERVAL, 1)); + +#undef HAS + + perf_event__read_stat_config(&test_stat_config, config); + + TEST_ASSERT_VAL("wrong aggr_mode", test_stat_config.aggr_mode == AGGR_CORE); + TEST_ASSERT_VAL("wrong scale", test_stat_config.scale == 1); + TEST_ASSERT_VAL("wrong interval", test_stat_config.interval == 1); + return 0; +} + +static int test__synthesize_stat_config(struct test_suite *test __maybe_unused, + int subtest __maybe_unused) +{ + struct perf_stat_config test_stat_config = { + .aggr_mode = AGGR_CORE, + .scale = 1, + .interval = 1, + }; + + TEST_ASSERT_VAL("failed to synthesize stat_config", + !perf_event__synthesize_stat_config(NULL, &test_stat_config, + process_stat_config_event, + NULL)); + + return 0; +} + +static int process_stat_event(const struct perf_tool *tool __maybe_unused, + union perf_event *event, + struct perf_sample *sample __maybe_unused, + struct machine *machine __maybe_unused) +{ + struct perf_record_stat *st = &event->stat; + + TEST_ASSERT_VAL("wrong cpu", st->cpu == 1); + TEST_ASSERT_VAL("wrong thread", st->thread == 2); + TEST_ASSERT_VAL("wrong id", st->id == 3); + TEST_ASSERT_VAL("wrong val", st->val == 100); + TEST_ASSERT_VAL("wrong run", st->ena == 200); + TEST_ASSERT_VAL("wrong ena", st->run == 300); + return 0; +} + +static int test__synthesize_stat(struct test_suite *test __maybe_unused, int subtest __maybe_unused) +{ + struct perf_counts_values count; + + count.val = 100; + count.ena = 200; + count.run = 300; + + TEST_ASSERT_VAL("failed to synthesize stat_config", + !perf_event__synthesize_stat(NULL, (struct perf_cpu){.cpu = 1}, 2, 3, + &count, process_stat_event, NULL)); + + return 0; +} + +static int process_stat_round_event(const struct perf_tool *tool __maybe_unused, + union perf_event *event, + struct perf_sample *sample __maybe_unused, + struct machine *machine __maybe_unused) +{ + struct perf_record_stat_round *stat_round = &event->stat_round; + + TEST_ASSERT_VAL("wrong time", stat_round->time == 0xdeadbeef); + TEST_ASSERT_VAL("wrong type", stat_round->type == PERF_STAT_ROUND_TYPE__INTERVAL); + return 0; +} + +static int test__synthesize_stat_round(struct test_suite *test __maybe_unused, int subtest __maybe_unused) +{ + TEST_ASSERT_VAL("failed to synthesize stat_config", + !perf_event__synthesize_stat_round(NULL, 0xdeadbeef, PERF_STAT_ROUND_TYPE__INTERVAL, + process_stat_round_event, NULL)); + + return 0; +} + +DEFINE_SUITE("Synthesize stat config", synthesize_stat_config); +DEFINE_SUITE("Synthesize stat", synthesize_stat); +DEFINE_SUITE("Synthesize stat round", synthesize_stat_round); -- cgit v1.3.1