Re: [PATCH v2 1/3] perf/dwc_pcie: Add support for Picoheart vendor devices

[Shuai Xue <xueshuai@linux.alibaba.com>]

On 6/29/26 5:27 PM, Yicong Yang wrote:
> Add PCI_VENDOR_ID_PICOHEART in pci_ids.h. Update the DWC PCIe
> vendor table with Picoheart PCIe vendorid to enable the PCIe
> PMU support.
> 
> Signed-off-by: Yicong Yang <yang.yicong@picoheart.com>
> ---
>   include/linux/pci_ids.h  | 2 ++
>   include/linux/pcie-dwc.h | 2 ++
>   2 files changed, 4 insertions(+)
> 
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index 1c9d40e09107..2c17239aacea 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -2640,6 +2640,8 @@
>   #define PCI_VENDOR_ID_SUNIX		0x1fd4
>   #define PCI_DEVICE_ID_SUNIX_1999	0x1999
>   
> +#define PCI_VENDOR_ID_PICOHEART		0x20fa
> +
>   #define PCI_VENDOR_ID_HINT             0x3388
>   #define PCI_DEVICE_ID_HINT_VXPROII_IDE 0x8013
>   
> diff --git a/include/linux/pcie-dwc.h b/include/linux/pcie-dwc.h
> index 8ff778e7aec0..b0ccb2ad74db 100644
> --- a/include/linux/pcie-dwc.h
> +++ b/include/linux/pcie-dwc.h
> @@ -32,6 +32,8 @@ static const struct dwc_pcie_vsec_id dwc_pcie_rasdes_vsec_ids[] = {
>   	  .vsec_id = 0x02, .vsec_rev = 0x4 },
>   	{ .vendor_id = PCI_VENDOR_ID_SAMSUNG,
>   	  .vsec_id = 0x02, .vsec_rev = 0x4 },
> +	{ .vendor_id = PCI_VENDOR_ID_PICOHEART,
> +	  .vsec_id = 0x02, .vsec_rev = 0x4 },
>   	{}
>   };
>   

Hi Yicong,

The pci_ids.h part looks good to me. Minor, the new entry in
pcie-dwc.h breaks the alphabetical ordering of the table

Could you please move the PICOHEART entry between AMPERE and QCOM to
keep the list sorted alphabetically?

With that fixed,

Reviewed-by: Shuai Xue <xueshuai@linux.alibaba.com>

Thanks.
Shuai