[PATCH v6 0/2] drivers/perf: hisi: Add support for PCIe PMU

[liuqi (BA)]

Hi Will,

Gentle ping..
any comments for this ?

On 2021/5/31 21:32, Qi Liu wrote:
> This patchset adds support for HiSilicon PCIe Performance Monitoring
> Unit(PMU). It is a PCIe Root Complex integrated End Point(RCiEP) device
> added on Hip09. Each PCIe Core has a PMU RCiEP to monitor multi root
> ports and all Endpoints downstream these root ports.
> 
> HiSilicon PCIe PMU is supported to collect performance data of PCIe bus,
> such as: bandwidth, latency etc.
> 
> This patchset is based on 5.13-rc3.
> 
> Changes since v5:
> - Fix some errors when build under ARCH=xtensa.
> - Link: https://lore.kernel.org/linux-arm-kernel/1621946795-14046-1-git-send-email-liuqi115@huawei.com/
> 
> Changes since v4:
> - Replace irq_set_affinity_hint() with irq_set_affinity().
> - Link: https://lore.kernel.org/linux-arm-kernel/1621417741-5229-1-git-send-email-liuqi115@huawei.com/
> 
> Changes since v3:
> - Fix some warnings when build under 32bits architecture.
> - Address the comments from John.
> - Link: https://lore.kernel.org/linux-arm-kernel/1618490885-44612-1-git-send-email-liuqi115@huawei.com/
> 
> Changes since v2:
> - Address the comments from John.
> - Link: https://lore.kernel.org/linux-arm-kernel/1617959157-22956-1-git-send-email-liuqi115@huawei.com/
> 
> Changes since v1:
> - Drop the internal Reviewed-by tag.
> - Fix some build warnings when W=1.
> - Link: https://lore.kernel.org/linux-arm-kernel/1617788943-52722-1-git-send-email-liuqi115@huawei.com/
> 
> Qi Liu (2):
>    docs: perf: Add description for HiSilicon PCIe PMU driver
>    drivers/perf: hisi: Add driver for HiSilicon PCIe PMU
> 
>   Documentation/admin-guide/perf/hisi-pcie-pmu.rst |  104 +++
>   MAINTAINERS                                      |    6 +
>   drivers/perf/Kconfig                             |    2 +
>   drivers/perf/Makefile                            |    1 +
>   drivers/perf/pci/Kconfig                         |   16 +
>   drivers/perf/pci/Makefile                        |    2 +
>   drivers/perf/pci/hisilicon/Makefile              |    3 +
>   drivers/perf/pci/hisilicon/hisi_pcie_pmu.c       | 1019 ++++++++++++++++++++++
>   include/linux/cpuhotplug.h                       |    1 +
>   9 files changed, 1154 insertions(+)
>   create mode 100644 Documentation/admin-guide/perf/hisi-pcie-pmu.rst
>   create mode 100644 drivers/perf/pci/Kconfig
>   create mode 100644 drivers/perf/pci/Makefile
>   create mode 100644 drivers/perf/pci/hisilicon/Makefile
>   create mode 100644 drivers/perf/pci/hisilicon/hisi_pcie_pmu.c
>