Re: [PATCH v2] scsi: ufs: ufs-pci: Add support for QEMU

From: Adrian Hunter
Date: Mon Aug 07 2023 - 02:01:16 EST


On 7/08/23 04:37, Jeuk Kim wrote:
> To ensure that the pci based QEMU ufs device properly works with linux,
> register the device id (0x0013) and vendor id (0x1b36) of QEMU ufs device.
>
> QEMU UFS will enable testing of the UFS driver inside a virtual machine
> on systems without UFS host controller. It can also be used to preemptively
> implement and test new features before the real device is created.
>
> The new qemu ufs device can be found at
> https://lore.kernel.org/qemu-devel/20230727155239.GA979354@fedora
>
> Signed-off-by: Jeuk Kim <jeuk20.kim@xxxxxxxxxxx>

Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>

Thank you!

> ---
>
> Since v1:
> - Based on Adrian's comment, I modified the commit message to be
> more detailed.
>
> ---
> drivers/ufs/host/ufshcd-pci.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/ufs/host/ufshcd-pci.c b/drivers/ufs/host/ufshcd-pci.c
> index cf3987773051..29d322931427 100644
> --- a/drivers/ufs/host/ufshcd-pci.c
> +++ b/drivers/ufs/host/ufshcd-pci.c
> @@ -590,6 +590,7 @@ static const struct dev_pm_ops ufshcd_pci_pm_ops = {
> };
>
> static const struct pci_device_id ufshcd_pci_tbl[] = {
> + { PCI_VENDOR_ID_REDHAT, 0x0013, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
> { PCI_VENDOR_ID_SAMSUNG, 0xC00C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
> { PCI_VDEVICE(INTEL, 0x9DFA), (kernel_ulong_t)&ufs_intel_cnl_hba_vops },
> { PCI_VDEVICE(INTEL, 0x4B41), (kernel_ulong_t)&ufs_intel_ehl_hba_vops },