On 8/28/24 3:42 PM, Fenghua Yu wrote:
> A new DSA device ID, 0x11fb, is introduced on the Granite Rapids-D
> platform. Add the device ID to the IDXD driver.
>
> Since a potential security issue has been fixed on the new device, it's
> secure to assign the device to virtual machines, and therefore, the new
> device ID will not be added to the VFIO denylist. Additionally, the new
> device ID may be useful in identifying and addressing any other potential
> issues with this specific device in the future. The same is also applied
> to any other new DSA/IAA devices with new device IDs.
>
> Signed-off-by: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Reviewed-by: Dave Jiang <dave.jiang@xxxxxxxxx>
> ---
> drivers/dma/idxd/init.c | 2 ++
> include/linux/pci_ids.h | 1 +
> 2 files changed, 3 insertions(+)
>
> diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
> index 21f6905b554d..415b17b0acd0 100644
> --- a/drivers/dma/idxd/init.c
> +++ b/drivers/dma/idxd/init.c
> @@ -69,6 +69,8 @@ static struct idxd_driver_data idxd_driver_data[] = {
> static struct pci_device_id idxd_pci_tbl[] = {
> /* DSA ver 1.0 platforms */
> { PCI_DEVICE_DATA(INTEL, DSA_SPR0, &idxd_driver_data[IDXD_TYPE_DSA]) },
> + /* DSA on GNR-D platforms */
> + { PCI_DEVICE_DATA(INTEL, DSA_GNRD, &idxd_driver_data[IDXD_TYPE_DSA]) },
>
> /* IAX ver 1.0 platforms */
> { PCI_DEVICE_DATA(INTEL, IAX_SPR0, &idxd_driver_data[IDXD_TYPE_IAX]) },
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index e388c8b1cbc2..ff99047dac44 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -2706,6 +2706,7 @@
> #define PCI_DEVICE_ID_INTEL_82815_MC 0x1130
> #define PCI_DEVICE_ID_INTEL_82815_CGC 0x1132
> #define PCI_DEVICE_ID_INTEL_SST_TNG 0x119a
> +#define PCI_DEVICE_ID_INTEL_DSA_GNRD 0x11fb
> #define PCI_DEVICE_ID_INTEL_82092AA_0 0x1221
> #define PCI_DEVICE_ID_INTEL_82437 0x122d
> #define PCI_DEVICE_ID_INTEL_82371FB_0 0x122e
