[PATCH 3/3] drivers/perf: hisi_pcie: Export supported Root Ports [bdf_min, bdf_max]

Jonathan Cameron Jonathan.Cameron at Huawei.com
Thu Aug 29 06:43:18 PDT 2024


On Thu, 29 Aug 2024 17:03:32 +0800
Yicong Yang <yangyicong at huawei.com> wrote:

> From: Yicong Yang <yangyicong at hisilicon.com>
> 
> Currently users can get the Root Ports supported by the PCIe PMU by
> "bus" sysfs attributes which indicates the PCIe bus number where
> Root Ports are located. This maybe insufficient since Root Ports
> supported by different PCIe PMUs may be located on the same PCIe bus.
> So export the BDF range the Root Ports additionally.
> 
> Signed-off-by: Yicong Yang <yangyicong at hisilicon.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron at huawei.com>



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