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drivers/perf: hisi_pcie: Add more events for counting TLP bandwidth

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A typical PCIe transaction is consisted of various TLP packets in both
direction. For counting bandwidth only memory read events are exported
currently. Add memory write and completion counting events of both
direction to complete the bandwidth counting.

Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20240223103359.18669-5-yangyicong@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Yicong Yang
2024-02-23 18:33:55 +08:00
committed by Will Deacon
parent b6693ad68e
commit 00ca69b856
1 changed files with 8 additions and 0 deletions
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8
drivers/perf/hisilicon/hisi_pcie_pmu.c
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@@ -727,10 +727,18 @@ static struct attribute *hisi_pcie_pmu_events_attr[] = {
HISI_PCIE_PMU_EVENT_ATTR(rx_mrd_cnt, 0x10210),
HISI_PCIE_PMU_EVENT_ATTR(tx_mrd_latency, 0x0011),
HISI_PCIE_PMU_EVENT_ATTR(tx_mrd_cnt, 0x10011),
HISI_PCIE_PMU_EVENT_ATTR(rx_mwr_flux, 0x0104),
HISI_PCIE_PMU_EVENT_ATTR(rx_mwr_time, 0x10104),
HISI_PCIE_PMU_EVENT_ATTR(rx_mrd_flux, 0x0804),
HISI_PCIE_PMU_EVENT_ATTR(rx_mrd_time, 0x10804),
HISI_PCIE_PMU_EVENT_ATTR(rx_cpl_flux, 0x2004),
HISI_PCIE_PMU_EVENT_ATTR(rx_cpl_time, 0x12004),
HISI_PCIE_PMU_EVENT_ATTR(tx_mwr_flux, 0x0105),
HISI_PCIE_PMU_EVENT_ATTR(tx_mwr_time, 0x10105),
HISI_PCIE_PMU_EVENT_ATTR(tx_mrd_flux, 0x0405),
HISI_PCIE_PMU_EVENT_ATTR(tx_mrd_time, 0x10405),
HISI_PCIE_PMU_EVENT_ATTR(tx_cpl_flux, 0x1005),
HISI_PCIE_PMU_EVENT_ATTR(tx_cpl_time, 0x11005),
NULL
};