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/linux-5.19.10/drivers/perf/hisilicon/
Dhisi_uncore_l3c_pmu.c59 HISI_PMU_EVENT_ATTR_EXTRACTOR(tt_req, config1, 10, 8);
66 u32 tt_req = hisi_get_tt_req(event); in hisi_l3c_pmu_config_req_tracetag() local
68 if (tt_req) { in hisi_l3c_pmu_config_req_tracetag()
73 val |= tt_req << L3C_TRACETAG_REQ_SHIFT; in hisi_l3c_pmu_config_req_tracetag()
87 u32 tt_req = hisi_get_tt_req(event); in hisi_l3c_pmu_clear_req_tracetag() local
89 if (tt_req) { in hisi_l3c_pmu_clear_req_tracetag()
94 val &= ~(tt_req << L3C_TRACETAG_REQ_SHIFT); in hisi_l3c_pmu_clear_req_tracetag()
398 HISI_PMU_FORMAT_ATTR(tt_req, "config1:8-10"),
/linux-5.19.10/Documentation/admin-guide/perf/
Dhisi-pmu.rst67 operations via the tt_req parameeter in perf. The default value counts all
68 operations. tt_req is 3bits, 3'b100 represents read operations, 3'b101
72 $# perf stat -a -e hisi_sccl3_l3c0/config=0x02,tt_req=0x4/ sleep 5