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

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Message-ID: <48f05875-5255-70d2-0737-36fa95470037@intel.com>
Date:   Tue, 1 Aug 2023 11:25:09 +0300
From:   Adrian Hunter <adrian.hunter@...el.com>
To:     jeuk20.kim@...sung.com, "jejb@...ux.ibm.com" <jejb@...ux.ibm.com>,
        "martin.petersen@...cle.com" <martin.petersen@...cle.com>,
        "bvanassche@....org" <bvanassche@....org>,
        "avri.altman@....com" <avri.altman@....com>,
        "dlunev@...omium.org" <dlunev@...omium.org>
Cc:     "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] scsi: ufs: ufs-pci: Add support for QEMU

On 1/08/23 10:37, Jeuk Kim wrote:
> Add PCI ID to support QEMU ufs.
> 
> The new qemu ufs device can be found at
> https://lore.kernel.org/qemu-devel/20230727155239.GA979354@fedora

Please say something about why a UFS device is being virtualized
and what features it is expected to support.

> 
> Signed-off-by: Jeuk Kim <jeuk20.kim@...sung.com>
> ---
>  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 },