Re: [PATCH V8 RESEND 3/4] PCI: vmd: Create feature grouping for client products

From: Sathyanarayanan Kuppuswamy
Date: Sat Nov 19 2022 - 00:47:40 EST




On 11/18/22 6:14 PM, David E. Box wrote:
> Simplify the device ID list by creating a grouping of features shared by
> client products.
>
> Suggested-by: Jon Derrick <jonathan.derrick@xxxxxxxxx>
> Signed-off-by: David E. Box <david.e.box@xxxxxxxxxxxxxxx>
> ---
>

Looks good to me.

Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>

> V8 - New patch.
>
> drivers/pci/controller/vmd.c | 28 ++++++++++------------------
> 1 file changed, 10 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/pci/controller/vmd.c b/drivers/pci/controller/vmd.c
> index 9dedca714c18..86f3085db014 100644
> --- a/drivers/pci/controller/vmd.c
> +++ b/drivers/pci/controller/vmd.c
> @@ -68,6 +68,10 @@ enum vmd_features {
> VMD_FEAT_CAN_BYPASS_MSI_REMAP = (1 << 4),
> };
>
> +#define VMD_FEATS_CLIENT (VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP | \
> + VMD_FEAT_HAS_BUS_RESTRICTIONS | \
> + VMD_FEAT_OFFSET_FIRST_VECTOR)
> +
> static DEFINE_IDA(vmd_instance_ida);
>
> /*
> @@ -1001,29 +1005,17 @@ static const struct pci_device_id vmd_ids[] = {
> VMD_FEAT_HAS_BUS_RESTRICTIONS |
> VMD_FEAT_CAN_BYPASS_MSI_REMAP,},
> {PCI_VDEVICE(INTEL, 0x467f),
> - .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
> - VMD_FEAT_HAS_BUS_RESTRICTIONS |
> - VMD_FEAT_OFFSET_FIRST_VECTOR,},
> + .driver_data = VMD_FEATS_CLIENT,},
> {PCI_VDEVICE(INTEL, 0x4c3d),
> - .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
> - VMD_FEAT_HAS_BUS_RESTRICTIONS |
> - VMD_FEAT_OFFSET_FIRST_VECTOR,},
> + .driver_data = VMD_FEATS_CLIENT,},
> {PCI_VDEVICE(INTEL, 0xa77f),
> - .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
> - VMD_FEAT_HAS_BUS_RESTRICTIONS |
> - VMD_FEAT_OFFSET_FIRST_VECTOR,},
> + .driver_data = VMD_FEATS_CLIENT,},
> {PCI_VDEVICE(INTEL, 0x7d0b),
> - .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
> - VMD_FEAT_HAS_BUS_RESTRICTIONS |
> - VMD_FEAT_OFFSET_FIRST_VECTOR,},
> + .driver_data = VMD_FEATS_CLIENT,},
> {PCI_VDEVICE(INTEL, 0xad0b),
> - .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
> - VMD_FEAT_HAS_BUS_RESTRICTIONS |
> - VMD_FEAT_OFFSET_FIRST_VECTOR,},
> + .driver_data = VMD_FEATS_CLIENT,},
> {PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_VMD_9A0B),
> - .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
> - VMD_FEAT_HAS_BUS_RESTRICTIONS |
> - VMD_FEAT_OFFSET_FIRST_VECTOR,},
> + .driver_data = VMD_FEATS_CLIENT,},
> {0,}
> };
> MODULE_DEVICE_TABLE(pci, vmd_ids);

--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer