linux-kernel - Re: [PATCH] PCI: Add Loongson vendor ID and device IDs

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Message-ID: <20190930140217.GB38576@e119886-lin.cambridge.arm.com>
Date:   Mon, 30 Sep 2019 15:02:17 +0100
From:   Andrew Murray <andrew.murray@....com>
To:     Tiezhu Yang <yangtiezhu@...ngson.cn>
Cc:     bhelgaas@...gle.com, zenglu@...ngson.cn, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PCI: Add Loongson vendor ID and device IDs

On Mon, Sep 30, 2019 at 12:55:20PM +0800, Tiezhu Yang wrote:
> Add the Loongson vendor ID and device IDs to pci_ids.h
> to be used in the future.
> 
> The Loongson IDs can be found at the following link:
> https://git.kernel.org/pub/scm/utils/pciutils/pciutils.git/tree/pci.ids
> 
> Co-developed-by: Lu Zeng <zenglu@...ngson.cn>
> Signed-off-by: Lu Zeng <zenglu@...ngson.cn>
> Signed-off-by: Tiezhu Yang <yangtiezhu@...ngson.cn>
> ---
>  include/linux/pci_ids.h | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index 21a5724..119639d 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -3111,4 +3111,23 @@
> 
>  #define PCI_VENDOR_ID_NCUBE            0x10ff
> 
> +#define PCI_VENDOR_ID_LOONGSON                 0x0014
> +#define PCI_DEVICE_ID_LOONGSON_HT              0x7a00
> +#define PCI_DEVICE_ID_LOONGSON_APB             0x7a02
> +#define PCI_DEVICE_ID_LOONGSON_GMAC            0x7a03
> +#define PCI_DEVICE_ID_LOONGSON_OTG             0x7a04
> +#define PCI_DEVICE_ID_LOONGSON_GPU_2K1000      0x7a05
> +#define PCI_DEVICE_ID_LOONGSON_DC              0x7a06
> +#define PCI_DEVICE_ID_LOONGSON_HDA             0x7a07
> +#define PCI_DEVICE_ID_LOONGSON_SATA            0x7a08
> +#define PCI_DEVICE_ID_LOONGSON_PCIE_X1         0x7a09
> +#define PCI_DEVICE_ID_LOONGSON_SPI             0x7a0b
> +#define PCI_DEVICE_ID_LOONGSON_LPC             0x7a0c
> +#define PCI_DEVICE_ID_LOONGSON_DMA             0x7a0f
> +#define PCI_DEVICE_ID_LOONGSON_EHCI            0x7a14
> +#define PCI_DEVICE_ID_LOONGSON_GPU_7A1000      0x7a15
> +#define PCI_DEVICE_ID_LOONGSON_PCIE_X4         0x7a19
> +#define PCI_DEVICE_ID_LOONGSON_OHCI            0x7a24
> +#define PCI_DEVICE_ID_LOONGSON_PCIE_X8         0x7a29

Hi Tiezhu,

Thanks for the patch - however it is preferred to provide new PCI definitions
along with the drivers that use them. They don't provide any useful value
without drivers that use them.

Thanks,

Andrew Murray

> +
>  #endif /* _LINUX_PCI_IDS_H */
> -- 
> 2.1.0
> 
>