Re: [PATCH v5 6/8] hisi_acc_vfio_pci: Add helper to retrieve the PF qm data

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On Mon, 21 Feb 2022 11:40:41 +0000
Shameer Kolothum <shameerali.kolothum.thodi@xxxxxxxxxx> wrote:

> Provides a helper function to retrieve the PF QM data associated
> with a ACC VF dev. This makes use of the  pci_iov_get_pf_drvdata()
> to get PF drvdata safely. Introduces helpers to retrieve the ACC
> PF dev struct pci_driver pointers as this is an input into the
> pci_iov_get_pf_drvdata().
> 
> Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@xxxxxxxxxx>
> ---
>  drivers/crypto/hisilicon/hpre/hpre_main.c     |  6 ++++
>  drivers/crypto/hisilicon/sec2/sec_main.c      |  6 ++++
>  drivers/crypto/hisilicon/zip/zip_main.c       |  6 ++++
>  drivers/vfio/pci/hisilicon/Kconfig            |  7 +++++
>  .../vfio/pci/hisilicon/hisi_acc_vfio_pci.c    | 30 +++++++++++++++++++
>  include/linux/hisi_acc_qm.h                   |  5 ++++
>  6 files changed, 60 insertions(+)
> 
> diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c
> index ba4043447e53..80fb9ef8c571 100644
> --- a/drivers/crypto/hisilicon/hpre/hpre_main.c
> +++ b/drivers/crypto/hisilicon/hpre/hpre_main.c
> @@ -1189,6 +1189,12 @@ static struct pci_driver hpre_pci_driver = {
>  	.driver.pm		= &hpre_pm_ops,
>  };
>  
> +struct pci_driver *hisi_hpre_get_pf_driver(void)
> +{
> +	return &hpre_pci_driver;
> +}
> +EXPORT_SYMBOL(hisi_hpre_get_pf_driver);

Curious why none of these are _GPL symbols.  Thanks,

Alex




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