linux-kernel - Re: [PATCH] parisc: Move pci_dev_is_behind_card

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Date:   Wed, 8 Sep 2021 22:51:27 +0200
From:   Helge Deller <deller@....de>
To:     Guenter Roeck <linux@...ck-us.net>,
        "James E . J . Bottomley" <James.Bottomley@...senPartnership.com>
Cc:     linux-parisc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] parisc: Move pci_dev_is_behind_card_dino to where it is
 used

On 9/8/21 5:30 PM, Guenter Roeck wrote:
> parisc build test images fail to compile with the following error.
>
> drivers/parisc/dino.c:160:12: error:
> 	'pci_dev_is_behind_card_dino' defined but not used
>
> Move the function just ahead of its only caller to avoid the error.
>
> Fixes: 5fa1659105fa ("parisc: Disable HP HSC-PCI Cards to prevent kernel crash")
> Cc: Helge Deller <deller@....de>
> Signed-off-by: Guenter Roeck <linux@...ck-us.net>

applied to the parisc tree.

Thanks!
Helge


> ---
>   drivers/parisc/dino.c | 18 +++++++++---------
>   1 file changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
> index 889d7ce282eb..952a92504df6 100644
> --- a/drivers/parisc/dino.c
> +++ b/drivers/parisc/dino.c
> @@ -156,15 +156,6 @@ static inline struct dino_device *DINO_DEV(struct pci_hba_data *hba)
>   	return container_of(hba, struct dino_device, hba);
>   }
>
> -/* Check if PCI device is behind a Card-mode Dino. */
> -static int pci_dev_is_behind_card_dino(struct pci_dev *dev)
> -{
> -	struct dino_device *dino_dev;
> -
> -	dino_dev = DINO_DEV(parisc_walk_tree(dev->bus->bridge));
> -	return is_card_dino(&dino_dev->hba.dev->id);
> -}
> -
>   /*
>    * Dino Configuration Space Accessor Functions
>    */
> @@ -447,6 +438,15 @@ static void quirk_cirrus_cardbus(struct pci_dev *dev)
>   DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_6832, quirk_cirrus_cardbus );
>
>   #ifdef CONFIG_TULIP
> +/* Check if PCI device is behind a Card-mode Dino. */
> +static int pci_dev_is_behind_card_dino(struct pci_dev *dev)
> +{
> +	struct dino_device *dino_dev;
> +
> +	dino_dev = DINO_DEV(parisc_walk_tree(dev->bus->bridge));
> +	return is_card_dino(&dino_dev->hba.dev->id);
> +}
> +
>   static void pci_fixup_tulip(struct pci_dev *dev)
>   {
>   	if (!pci_dev_is_behind_card_dino(dev))
>