linux-watchdog.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Guenter Roeck <linux@roeck-us.net>
To: Jerry Hoemann <jerry.hoemann@hpe.com>
Cc: wim@linux-watchdog.org, linux-watchdog@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] watchdog/hpwdt: Do not claim unsupported hardware
Date: Tue, 4 Dec 2018 18:47:56 -0800	[thread overview]
Message-ID: <bdd17fda-00ca-3c7a-81d7-fc08c8c21164@roeck-us.net> (raw)
In-Reply-To: <1543976538-75532-1-git-send-email-jerry.hoemann@hpe.com>

On 12/4/18 6:22 PM, Jerry Hoemann wrote:
> Do not claim when SSID 0x0289 as the watchdog features
> are not enabled/validated by the firmware.
> 
> Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
> ---
>   drivers/watchdog/hpwdt.c | 11 +++++++++++
>   1 file changed, 11 insertions(+)
> 
> diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
> index 9356230..b99ef0a4 100644
> --- a/drivers/watchdog/hpwdt.c
> +++ b/drivers/watchdog/hpwdt.c
> @@ -281,6 +281,17 @@ static int hpwdt_init_one(struct pci_dev *dev,
>   	    dev->subsystem_device == 0x1979)
>   		return -ENODEV;
>   
> +	/*
> +	 * Ignore unsupported hardware
> +	 */
> +	if (dev->vendor == PCI_VENDOR_ID_HP &&
> +	    dev->device == 0x3306 &&
> +	    dev->subsystem_vendor == PCI_VENDOR_ID_HP_3PAR &&
> +	    dev->subsystem_device == 0x0289) {
> +		dev_info(&dev->dev, "Not supported on this platform\n");
> +		return -ENODEV;
> +	}
> +

Please use a pci_device_id table with PCI_DEVICE_SUB() to create
a blacklist, and pci_match_id() to match against it.

Thanks,
Guenter

>   	if (pci_enable_device(dev)) {
>   		dev_warn(&dev->dev,
>   			"Not possible to enable PCI Device: 0x%x:0x%x.\n",
> 

      reply	other threads:[~2018-12-05  2:48 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-05  2:22 [PATCH 1/1] watchdog/hpwdt: Do not claim unsupported hardware Jerry Hoemann
2018-12-05  2:47 ` Guenter Roeck [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=bdd17fda-00ca-3c7a-81d7-fc08c8c21164@roeck-us.net \
    --to=linux@roeck-us.net \
    --cc=jerry.hoemann@hpe.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-watchdog@vger.kernel.org \
    --cc=wim@linux-watchdog.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).